MailBox.py

fromimaplibimportIMAP4
importemail
importbase64
importsys
importsignal
importos
importtraceback
importre
importsqlite3
fromCrypto.CipherimportAES
fromPyQt5.QtWidgetsimportQApplication, QWidget, QHBoxLayout, QVBoxLayout, QLabel, QListView, QStyledItemDelegate,\
QStyle, QStyleOptionButton, QPushButton, QMainWindow, QTreeWidget, QTreeWidgetItem
fromPyQt5.QtCoreimportQSize, Qt, QRectF, QPoint, QRect, QEvent
fromPyQt5.QtGuiimportQIcon, QFont, QStandardItemModel, QStandardItem, QPainter, QPen, QFontMetrics
fromPyQt5.QtWebEngineWidgetsimportQWebEngineView

roles= {"from": Qt.UserRole+1, "subject": Qt.UserRole+2, "date": Qt.UserRole+3, "content": Qt.UserRole+4, "checked": Qt.UserRole+5}

classmailViewDelegate(QStyledItemDelegate):
def__init__(self):
super().__init__()
self.iconSize=QSize(40, 40)
self.padding=5

defsizeHint(self, option, index):
headerFont=QFont("times", 10)
headerFont.setBold(True)
subjectFont=QFont("times", 10)
headerFm=QFontMetrics(headerFont)
subjectFm=QFontMetrics(subjectFont)

headerRect=headerFm.boundingRect(0, 0, option.rect.width() -self.iconSize.width(), 0,
Qt.AlignLeft|Qt.AlignTop|Qt.TextWordWrap, index.data(roles['from']))
subheaderRect=subjectFm.boundingRect(0, 0, option.rect.width() -self.iconSize.width(), 0,
Qt.AlignLeft|Qt.AlignTop|Qt.TextWordWrap,
index.data(roles['subject']))
size=QSize(option.rect.width(), headerRect.height() +subheaderRect.height() +3*self.padding)

ifsize.height() <self.iconSize.height():
size.setHeight(self.iconSize.height())
returnsize

defpaint(self, painter, option, index):
self.initStyleOption(option, index)
painter.save()
ifoption.state&QStyle.State_Selected:
painter.fillRect(option.rect, option.palette.highlight())

checkBox=QStyleOptionButton()
checkBox.rect=self.getCheckBoxRect(option)
checked=bool(index.model().data(index, roles['checked']))
ifchecked:
checkBox.state|=QStyle.State_On
else:
checkBox.state|=QStyle.State_Off
QApplication.style().drawControl(QStyle.CE_CheckBox, checkBox, painter)

headerText=index.data(roles['from'])
subjectText=index.data(roles['subject'])

headerFont=QFont("times", 10)
headerFont.setBold(True)
subjectFont=QFont("times", 10)
headerFm=QFontMetrics(headerFont)
subjectFm=QFontMetrics(subjectFont)

headerRect=headerFm.boundingRect(option.rect.left() +self.iconSize.width(), option.rect.top() +self.padding,
option.rect.width() -self.iconSize.width(), 0,
Qt.AlignLeft|Qt.AlignTop|Qt.TextWordWrap, headerText)
subjectRect=subjectFm.boundingRect(headerRect.left(), headerRect.bottom() +self.padding,
option.rect.width() -self.iconSize.width(), 0,
Qt.AlignLeft|Qt.AlignTop|Qt.TextWordWrap, subjectText)

painter.setPen(Qt.black)

painter.setFont(headerFont)
painter.drawText(headerRect, Qt.AlignLeft|Qt.AlignTop|Qt.TextWordWrap, headerText)

painter.setFont(subjectFont)
painter.drawText(subjectRect, Qt.AlignLeft|Qt.AlignTop|Qt.TextWordWrap, subjectText)

painter.setPen(Qt.gray)
painter.drawLine(option.rect.left(), option.rect.bottom(), option.rect.right(), option.rect.bottom())


painter.restore()

defeditorEvent(self, event, model, option, index):
# Do not change the checkbox-state
ifevent.type() ==QEvent.MouseButtonReleaseorevent.type() ==QEvent.MouseButtonDblClick:
ifevent.button() !=Qt.LeftButtonornotself.getCheckBoxRect(option).contains(event.pos()):
returnFalse
ifevent.type() ==QEvent.MouseButtonDblClick:
returnTrue
# elif event.type() == QEvent.KeyPress:
# if event.key() != Qt.Key_Space and event.key() !=Qt.Key_Select:
# return False
else:
returnFalse
# Change the checkbox-state
self.setModelData(None, model, index)
returnTrue

defsetModelData(self, editor, model, index):
newValue=notbool(index.model().data(index, roles['checked']))
model.setData(index, newValue, roles['checked'])

defgetCheckBoxRect(self, option):
check_box_style_option=QStyleOptionButton()
check_box_rect=QApplication.style().subElementRect(QStyle.SE_CheckBoxIndicator,
check_box_style_option, None)
check_box_point=QPoint(option.rect.x() +check_box_rect.width() /2,
option.rect.y() +check_box_rect.height() /2)
returnQRect(check_box_point, check_box_rect.size())


classUI(QMainWindow):
def__init__(self):
super().__init__()
self.setWindowTitle("Mailbox")
conn=sqlite3.connect('test.db')
cursor=conn.execute("SELECT COUNT(*) from MAILS")
self.totalMailCount=cursor.fetchone()[0]
self.currentPage=1
self.mailItemList= []
self.mailListModel=QStandardItemModel()
self.fetchFromDB(self.currentPage)
self.initUI()

deffetchFromDB(self, page, mailboxName):
conn=sqlite3.connect('test.db')
pageOffset=str((page-1)*20+1)
cursor=conn.execute("SELECT * from ? LIMIT 20 OFFSET ?", (mailboxName+"mails", pageOffset,))
self.mailItemList= []
self.mailListModel.removeRows(0, self.mailListModel.rowCount())
rowNum=0
forrowincursor:
mailItem=QStandardItem()
mailItem.setEditable(False)
mailItem.setData(False, roles['checked'])
try:
mailItem.setData(str(DecryptData(row[2]), encoding='utf-8'), roles['from'])
except:
mailItem.setData(str(DecryptData(row[2]), encoding='GBK'), roles['from'])
try:
mailItem.setData(str(DecryptData(row[1]), encoding='utf-8'), roles['subject'])
except:
mailItem.setData(str(DecryptData(row[1]), encoding='GBK'), roles['subject'])
try:
mailItem.setData(str(DecryptData(row[6]), encoding='utf-8'), roles['content'])
except:
mailItem.setData(str(DecryptData(row[6]), encoding='GBK'), roles['content'])
try:
mailItem.setData(str(DecryptData(row[4]), encoding='utf-8'), roles['date'])
except:
mailItem.setData(str(DecryptData(row[4]), encoding='GBK'), roles['date'])

self.mailItemList.append(mailItem)
self.mailListModel.appendRow(self.mailItemList[rowNum])
rowNum+=1

definitUI(self):
menubar=self.menuBar()
menubar.addMenu('&File')
menubar.addMenu('&Edit')
menubar.addMenu('&View')
windowLayout=QHBoxLayout()

self.mailListView=QListView()
viewDelegate=mailViewDelegate()
self.mailListView.setModel(self.mailListModel)
self.mailListView.setItemDelegate(viewDelegate)
self.mailListView.clicked.connect(self.itemClicked)

self.lastPageButton=QPushButton()
self.lastPageButton.setText("上一页")
self.lastPageButton.clicked.connect(self.lastPageButtonClicked)
ifself.currentPage==1:
self.lastPageButton.setEnabled(False)
self.pageCount=QLabel()
self.pageCount.setText(str(self.currentPage))
self.nextPageButton=QPushButton()
self.nextPageButton.setText("下一页")
self.nextPageButton.clicked.connect(self.nextPageButtonClicked)
ifself.currentPage*20>=self.totalMailCount:
self.nextPageButton.setEnabled(False)
buttonLayout=QHBoxLayout()
buttonLayout.addStretch(1)
buttonLayout.addWidget(self.lastPageButton)
buttonLayout.addWidget(self.pageCount)
buttonLayout.addWidget(self.nextPageButton)
buttonBoxView=QWidget()
buttonBoxView.setLayout(buttonLayout)

viewLeft=QWidget()
layoutLeft=QVBoxLayout()
layoutLeft.addWidget(self.mailListView)
layoutLeft.addWidget(buttonBoxView)
viewLeft.setLayout(layoutLeft)
windowLayout.addWidget(viewLeft)

self.mailSubject=QLabel()
self.mailSubject.setText(self.mailItemList[0].data(roles['subject']))
qFont1=QFont("Helvetica")
qFont1.setBold(True)
qFont1.setPointSize(15)
self.mailSubject.setFont(qFont1)

self.mailFrom=QLabel()
self.mailFrom.setText("发件人："+self.mailItemList[0].data(roles['from']))
qFont2=QFont("serif")
qFont2.setBold(False)
qFont2.setPointSize(10)
self.mailFrom.setFont(qFont2)

self.mailDate=QLabel()
self.mailDate.setText("时 间："+self.mailItemList[0].data(roles['date']))
qFont2=QFont("serif")
qFont2.setBold(False)
qFont2.setPointSize(10)
self.mailDate.setFont(qFont2)

self.webView=QWebEngineView()
self.webView.setHtml(self.mailItemList[0].data(roles['content']))

layoutRight=QVBoxLayout()
layoutRight.addWidget(self.mailSubject)
layoutRight.addWidget(self.mailFrom)
layoutRight.addWidget(self.mailDate)
layoutRight.addWidget(self.webView)
viewRight=QWidget()
viewRight.setLayout(layoutRight)
windowLayout.addWidget(viewRight)

windowView=QWidget()
windowView.setLayout(windowLayout)
self.setCentralWidget(windowView)
# self.setLayout(windowLayout)

deflastPageButtonClicked(self, checked):
ifself.currentPage>1:
self.currentPage-=1
self.nextPageButton.setEnabled(True)
self.pageCount.setText(str(self.currentPage))
self.fetchFromDB(self.currentPage)
self.mailListView.repaint()
ifself.currentPage==1:
self.lastPageButton.setEnabled(False)

defnextPageButtonClicked(self, checked):
ifself.currentPage*20<self.totalMailCount:
self.currentPage+=1
self.lastPageButton.setEnabled(True)
self.pageCount.setText(str(self.currentPage))
self.fetchFromDB(self.currentPage)
self.mailListView.repaint()
ifself.currentPage*20>=self.totalMailCount:
self.nextPageButton.setEnabled(False)

defitemClicked(self, index):
ifindex.model().data(index, roles['subject']) !=self.mailSubject.text():
self.mailSubject.setText(index.model().data(index, roles['subject']))
self.mailFrom.setText("发件人："+index.model().data(index, roles['from']))
self.mailDate.setText("时 间："+index.model().data(index, roles['date']))
self.webView.setHtml(index.model().data(index, roles['content']))


defEncryptData(plainText):
file=open("mima.txt")
key=file.read()
obj=AES.new(key, AES.MODE_ECB)
ifisinstance(plainText, str):
ba=bytearray(plainText, encoding='utf-8')
else:
ba=bytearray(plainText)
length=32-len(ba) %16
byt=bytearray(length)
foriinrange(length):
byt[i] =length
result=ba+byt
returnobj.encrypt(bytes(result))

defDecryptData(crypto):
file=open("mima.txt")
key=file.read()
obj=AES.new(key, AES.MODE_ECB)
br=bytearray(obj.decrypt(crypto))
br=br[0: (-br[-1])]
returnbytes(br)

defbuildDicForParseHeader():
dic= {}
foriinrange(256):
i_key1=hex(i)
iflen(i_key1) ==3:
i_key1=i_key1.replace("0x", "=0")
else:
i_key1=i_key1.replace("0x", "=")
i_key2=i_key1.upper()
# i_key1 = bytearray(i_key1, encoding='utf-8')
# i_key2 = bytearray(i_key2, encoding='utf-8')
i_value=bytearray(1)
i_value[0] =i
dic[i_key1] =i_value
dic[i_key2] =i_value
returndic

defparseMailHeader(header):
"""此函数用于解析email header中的to，from，subject部分.
 """
dic= {'=CE': bytearray(b'\xce'), '=a5': bytearray(b'\xa5'), '=8B': bytearray(b'\x8b'), '=57': bytearray(b'W'), '=80': bytearray(b'\x80'), '=9d': bytearray(b'\x9d'), '=AE': bytearray(b'\xae'), '=43': bytearray(b'C'), '=09': bytearray(b'\t'), '=bd': bytearray(b'\xbd'), '=D0': bytearray(b'\xd0'), '=E9': bytearray(b'\xe9'), '=0C': bytearray(b'\x0c'), '=55': bytearray(b'U'), '=C8': bytearray(b'\xc8'), '=12': bytearray(b'\x12'), '=1f': bytearray(b'\x1f'), '=23': bytearray(b'#'), '=F9': bytearray(b'\xf9'), '=16': bytearray(b'\x16'), '=1A': bytearray(b'\x1a'), '=2B': bytearray(b'+'), '=3a': bytearray(b':'), '=94': bytearray(b'\x94'), '=0d': bytearray(b'\r'), '=40': bytearray(b'@'), '=74': bytearray(b't'), '=D4': bytearray(b'\xd4'), '=CB': bytearray(b'\xcb'), '=c6': bytearray(b'\xc6'), '=9b': bytearray(b'\x9b'), '=f5': bytearray(b'\xf5'), '=0b': bytearray(b'\x0b'), '=97': bytearray(b'\x97'), '=E5': bytearray(b'\xe5'), '=FD': bytearray(b'\xfd'), '=fa': bytearray(b'\xfa'), '=8A': bytearray(b'\x8a'), '=75': bytearray(b'u'), '=8d': bytearray(b'\x8d'), '=5c': bytearray(b'\\'), '=33': bytearray(b'3'), '=d8': bytearray(b'\xd8'), '=4D': bytearray(b'M'), '=4e': bytearray(b'N'), '=1c': bytearray(b'\x1c'), '=4c': bytearray(b'L'), '=4C': bytearray(b'L'), '=d7': bytearray(b'\xd7'), '=ad': bytearray(b'\xad'), '=ec': bytearray(b'\xec'), '=AD': bytearray(b'\xad'), '=fc': bytearray(b'\xfc'), '=ac': bytearray(b'\xac'), '=24': bytearray(b'$'), '=81': bytearray(b'\x81'), '=a6': bytearray(b'\xa6'), '=4B': bytearray(b'K'), '=5a': bytearray(b'Z'), '=d5': bytearray(b'\xd5'), '=6e': bytearray(b'n'), '=65': bytearray(b'e'), '=A2': bytearray(b'\xa2'), '=F6': bytearray(b'\xf6'), '=F4': bytearray(b'\xf4'), '=1e': bytearray(b'\x1e'), '=90': bytearray(b'\x90'), '=93': bytearray(b'\x93'), '=BB': bytearray(b'\xbb'), '=B5': bytearray(b'\xb5'), '=2e': bytearray(b'.'), '=c3': bytearray(b'\xc3'), '=9D': bytearray(b'\x9d'), '=64': bytearray(b'd'), '=CD': bytearray(b'\xcd'), '=1E': bytearray(b'\x1e'), '=7B': bytearray(b'{'), '=22': bytearray(b'"'), '=04': bytearray(b'\x04'), '=79': bytearray(b'y'), '=7D': bytearray(b'}'), '=2E': bytearray(b'.'), '=8D': bytearray(b'\x8d'), '=ed': bytearray(b'\xed'), '=A6': bytearray(b'\xa6'), '=85': bytearray(b'\x85'), '=e9': bytearray(b'\xe9'), '=2A': bytearray(b'*'), '=47': bytearray(b'G'), '=2b': bytearray(b'+'), '=d9': bytearray(b'\xd9'), '=AF': bytearray(b'\xaf'), '=E3': bytearray(b'\xe3'), '=d6': bytearray(b'\xd6'), '=25': bytearray(b'%'), '=0B': bytearray(b'\x0b'), '=f8': bytearray(b'\xf8'), '=51': bytearray(b'Q'), '=82': bytearray(b'\x82'), '=18': bytearray(b'\x18'), '=F1': bytearray(b'\xf1'), '=C6': bytearray(b'\xc6'), '=91': bytearray(b'\x91'), '=2C': bytearray(b','), '=6F': bytearray(b'o'), '=FF': bytearray(b'\xff'), '=07': bytearray(b'\x07'), '=C9': bytearray(b'\xc9'), '=BE': bytearray(b'\xbe'), '=C3': bytearray(b'\xc3'), '=1d': bytearray(b'\x1d'), '=3c': bytearray(b'<'), '=8E': bytearray(b'\x8e'), '=6f': bytearray(b'o'), '=af': bytearray(b'\xaf'), '=35': bytearray(b'5'), '=B9': bytearray(b'\xb9'), '=4A': bytearray(b'J'), '=6A': bytearray(b'j'), '=60': bytearray(b'`'), '=3d': bytearray(b'='), '=41': bytearray(b'A'), '=c2': bytearray(b'\xc2'), '=3D': bytearray(b'='), '=EA': bytearray(b'\xea'), '=5f': bytearray(b'_'), '=F3': bytearray(b'\xf3'), '=3F': bytearray(b'?'), '=9F': bytearray(b'\x9f'), '=a2': bytearray(b'\xa2'), '=C5': bytearray(b'\xc5'), '=B0': bytearray(b'\xb0'), '=42': bytearray(b'B'), '=84': bytearray(b'\x84'), '=5C': bytearray(b'\\'), '=0E': bytearray(b'\x0e'), '=b7': bytearray(b'\xb7'), '=A5': bytearray(b'\xa5'), '=0f': bytearray(b'\x0f'), '=f7': bytearray(b'\xf7'), '=61': bytearray(b'a'), '=cd': bytearray(b'\xcd'), '=cf': bytearray(b'\xcf'), '=66': bytearray(b'f'), '=2a': bytearray(b'*'), '=ED': bytearray(b'\xed'), '=E7': bytearray(b'\xe7'), '=b8': bytearray(b'\xb8'), '=0D': bytearray(b'\r'), '=b9': bytearray(b'\xb9'), '=bb': bytearray(b'\xbb'), '=a7': bytearray(b'\xa7'), '=53': bytearray(b'S'), '=a9': bytearray(b'\xa9'), '=FA': bytearray(b'\xfa'), '=5d': bytearray(b']'), '=cb': bytearray(b'\xcb'), '=A1': bytearray(b'\xa1'), '=DA': bytearray(b'\xda'), '=54': bytearray(b'T'), '=7C': bytearray(b'|'), '=6c': bytearray(b'l'), '=3b': bytearray(b';'), '=a0': bytearray(b'\xa0'), '=ee': bytearray(b'\xee'), '=d1': bytearray(b'\xd1'), '=B3': bytearray(b'\xb3'), '=2D': bytearray(b'-'), '=30': bytearray(b'0'), '=E6': bytearray(b'\xe6'), '=eb': bytearray(b'\xeb'), '=FE': bytearray(b'\xfe'), '=5F': bytearray(b'_'), '=cc': bytearray(b'\xcc'), '=48': bytearray(b'H'), '=4F': bytearray(b'O'), '=2F': bytearray(b'/'), '=7b': bytearray(b'{'), '=45': bytearray(b'E'), '=e7': bytearray(b'\xe7'), '=e5': bytearray(b'\xe5'), '=e4': bytearray(b'\xe4'), '=c7': bytearray(b'\xc7'), '=9a': bytearray(b'\x9a'), '=7f': bytearray(b'\x7f'), '=1a': bytearray(b'\x1a'), '=72': bytearray(b'r'), '=99': bytearray(b'\x99'), '=58': bytearray(b'X'), '=4E': bytearray(b'N'), '=A7': bytearray(b'\xa7'), '=1D': bytearray(b'\x1d'), '=B2': bytearray(b'\xb2'), '=CF': bytearray(b'\xcf'), '=f1': bytearray(b'\xf1'), '=3f': bytearray(b'?'), '=31': bytearray(b'1'), '=73': bytearray(b's'), '=1b': bytearray(b'\x1b'), '=f9': bytearray(b'\xf9'), '=6d': bytearray(b'm'), '=19': bytearray(b'\x19'), '=c9': bytearray(b'\xc9'), '=C0': bytearray(b'\xc0'), '=B7': bytearray(b'\xb7'), '=2d': bytearray(b'-'), '=d2': bytearray(b'\xd2'), '=aa': bytearray(b'\xaa'), '=3B': bytearray(b';'), '=fe': bytearray(b'\xfe'), '=D1': bytearray(b'\xd1'), '=F7': bytearray(b'\xf7'), '=68': bytearray(b'h'), '=10': bytearray(b'\x10'), '=38': bytearray(b'8'), '=02': bytearray(b'\x02'), '=8b': bytearray(b'\x8b'), '=F2': bytearray(b'\xf2'), '=EF': bytearray(b'\xef'), '=1C': bytearray(b'\x1c'), '=ca': bytearray(b'\xca'), '=d4': bytearray(b'\xd4'), '=56': bytearray(b'V'), '=e1': bytearray(b'\xe1'), '=32': bytearray(b'2'), '=FC': bytearray(b'\xfc'), '=1B': bytearray(b'\x1b'), '=01': bytearray(b'\x01'), '=c0': bytearray(b'\xc0'), '=8f': bytearray(b'\x8f'), '=b6': bytearray(b'\xb6'), '=95': bytearray(b'\x95'), '=15': bytearray(b'\x15'), '=4b': bytearray(b'K'), '=78': bytearray(b'x'), '=b1': bytearray(b'\xb1'), '=f2': bytearray(b'\xf2'), '=c1': bytearray(b'\xc1'), '=A9': bytearray(b'\xa9'), '=39': bytearray(b'9'), '=BD': bytearray(b'\xbd'), '=e0': bytearray(b'\xe0'), '=D2': bytearray(b'\xd2'), '=ce': bytearray(b'\xce'), '=7E': bytearray(b'~'), '=5B': bytearray(b'['), '=ab': bytearray(b'\xab'), '=50': bytearray(b'P'), '=A3': bytearray(b'\xa3'), '=26': bytearray(b'&'), '=BA': bytearray(b'\xba'), '=D8': bytearray(b'\xd8'), '=1F': bytearray(b'\x1f'), '=7c': bytearray(b'|'), '=a1': bytearray(b'\xa1'), '=2c': bytearray(b','), '=86': bytearray(b'\x86'), '=3A': bytearray(b':'), '=E4': bytearray(b'\xe4'), '=9c': bytearray(b'\x9c'), '=A4': bytearray(b'\xa4'), '=F0': bytearray(b'\xf0'), '=6a': bytearray(b'j'), '=f4': bytearray(b'\xf4'), '=3e': bytearray(b'>'), '=E2': bytearray(b'\xe2'), '=AC': bytearray(b'\xac'), '=05': bytearray(b'\x05'), '=c4': bytearray(b'\xc4'), '=AB': bytearray(b'\xab'), '=0c': bytearray(b'\x0c'), '=77': bytearray(b'w'), '=7A': bytearray(b'z'), '=EB': bytearray(b'\xeb'), '=D6': bytearray(b'\xd6'), '=3C': bytearray(b'<'), '=7d': bytearray(b'}'), '=df': bytearray(b'\xdf'), '=D3': bytearray(b'\xd3'), '=D7': bytearray(b'\xd7'), '=5b': bytearray(b'['), '=52': bytearray(b'R'), '=17': bytearray(b'\x17'), '=2f': bytearray(b'/'), '=6B': bytearray(b'k'), '=62': bytearray(b'b'), '=fb': bytearray(b'\xfb'), '=bc': bytearray(b'\xbc'), '=F5': bytearray(b'\xf5'), '=4a': bytearray(b'J'), '=00': bytearray(b'\x00'), '=7a': bytearray(b'z'), '=89': bytearray(b'\x89'), '=6b': bytearray(b'k'), '=a4': bytearray(b'\xa4'), '=f3': bytearray(b'\xf3'), '=6D': bytearray(b'm'), '=BF': bytearray(b'\xbf'), '=dc': bytearray(b'\xdc'), '=71': bytearray(b'q'), '=9f': bytearray(b'\x9f'), '=20': bytearray(b' '), '=08': bytearray(b'\x08'), '=b0': bytearray(b'\xb0'), '=b5': bytearray(b'\xb5'), '=98': bytearray(b'\x98'), '=76': bytearray(b'v'), '=27': bytearray(b"\'"), '=D5': bytearray(b'\xd5'), '=0A': bytearray(b'\n'), '=ff': bytearray(b'\xff'), '=f6': bytearray(b'\xf6'), '=8c': bytearray(b'\x8c'), '=B6': bytearray(b'\xb6'), '=D9': bytearray(b'\xd9'), '=88': bytearray(b'\x88'), '=dd': bytearray(b'\xdd'), '=5D': bytearray(b']'), '=b3': bytearray(b'\xb3'), '=C7': bytearray(b'\xc7'), '=db': bytearray(b'\xdb'), '=9E': bytearray(b'\x9e'), '=92': bytearray(b'\x92'), '=CA': bytearray(b'\xca'), '=11': bytearray(b'\x11'), '=DD': bytearray(b'\xdd'), '=03': bytearray(b'\x03'), '=67': bytearray(b'g'), '=e6': bytearray(b'\xe6'), '=C4': bytearray(b'\xc4'), '=8C': bytearray(b'\x8c'), '=C1': bytearray(b'\xc1'), '=BC': bytearray(b'\xbc'), '=0e': bytearray(b'\x0e'), '=0F': bytearray(b'\x0f'), '=EC': bytearray(b'\xec'), '=6E': bytearray(b'n'), '=DC': bytearray(b'\xdc'), '=e2': bytearray(b'\xe2'), '=28': bytearray(b'('), '=8e': bytearray(b'\x8e'), '=a3': bytearray(b'\xa3'), '=C2': bytearray(b'\xc2'), '=A8': bytearray(b'\xa8'), '=9B': bytearray(b'\x9b'), '=ef': bytearray(b'\xef'), '=d3': bytearray(b'\xd3'), '=06': bytearray(b'\x06'), '=E1': bytearray(b'\xe1'), '=AA': bytearray(b'\xaa'), '=B8': bytearray(b'\xb8'), '=E8': bytearray(b'\xe8'), '=B4': bytearray(b'\xb4'), '=44': bytearray(b'D'), '=34': bytearray(b'4'), '=7F': bytearray(b'\x7f'), '=13': bytearray(b'\x13'), '=5A': bytearray(b'Z'), '=EE': bytearray(b'\xee'), '=49': bytearray(b'I'), '=b2': bytearray(b'\xb2'), '=4f': bytearray(b'O'), '=96': bytearray(b'\x96'), '=F8': bytearray(b'\xf8'), '=c8': bytearray(b'\xc8'), '=da': bytearray(b'\xda'), '=d0': bytearray(b'\xd0'), '=14': bytearray(b'\x14'), '=9C': bytearray(b'\x9c'), '=3E': bytearray(b'>'), '=9e': bytearray(b'\x9e'), '=DB': bytearray(b'\xdb'), '=87': bytearray(b'\x87'), '=7e': bytearray(b'~'), '=70': bytearray(b'p'), '=21': bytearray(b'!'), '=ea': bytearray(b'\xea'), '=6C': bytearray(b'l'), '=37': bytearray(b'7'), '=4d': bytearray(b'M'), '=CC': bytearray(b'\xcc'), '=36': bytearray(b'6'), '=c5': bytearray(b'\xc5'), '=FB': bytearray(b'\xfb'), '=A0': bytearray(b'\xa0'), '=ae': bytearray(b'\xae'), '=59': bytearray(b'Y'), '=a8': bytearray(b'\xa8'), '=ba': bytearray(b'\xba'), '=DF': bytearray(b'\xdf'), '=be': bytearray(b'\xbe'), '=63': bytearray(b'c'), '=fd': bytearray(b'\xfd'), '=9A': bytearray(b'\x9a'), '=de': bytearray(b'\xde'), '=DE': bytearray(b'\xde'), '=B1': bytearray(b'\xb1'), '=29': bytearray(b')'), '=46': bytearray(b'F'), '=5e': bytearray(b'^'), '=5E': bytearray(b'^'), '=e8': bytearray(b'\xe8'), '=83': bytearray(b'\x83'), '=bf': bytearray(b'\xbf'), '=b4': bytearray(b'\xb4'), '=8a': bytearray(b'\x8a'), '=0a': bytearray(b'\n'), '=E0': bytearray(b'\xe0'), '=69': bytearray(b'i'), '=e3': bytearray(b'\xe3'), '=f0': bytearray(b'\xf0'), '=8F': bytearray(b'\x8f')}

ifheader==None:
return" "
result=bytearray(header, encoding='utf-8')
match=re.findall(r'(=[?])(GBK|gbk|UTF-8|utf-8|GB2312|gb2312)([?][QqBb][?])(.*?)([?]=)', header)
encode=''
foriinrange(len(match)):
encode=match[i][1]
form=match[i][2]
content=match[i][3]
ifform=='?Q?'orform=='?q?':
ma=re.findall(r'=[0-9a-fA-F][0-9a-fA-F]', content)
content_ba=bytearray(content, encoding='utf-8')
fornuminma:
content_ba=content_ba.replace(bytearray(num, encoding='utf-8'), dic[num])
result=result.replace(
bytearray(match[i][0]+match[i][1]+match[i][2]+match[i][3]+match[i][4], encoding='utf-8'),
content_ba)
else:
content=base64.b64decode(content)
result=result.replace(
bytearray(match[i][0] +match[i][1] +match[i][2] +match[i][3] +match[i][4], encoding='utf-8'),
bytearray(content))
ifencode=='':
encode='utf-8'
try:
result=str(result.replace(bytearray('\r\n ', encoding=encode), bytearray('', encoding=encode))
 .replace(bytearray('\r', encoding=encode), bytearray('', encoding=encode))
 .replace(bytearray('\n', encoding=encode), bytearray('', encoding=encode))
 .replace(bytearray('\t', encoding=encode), bytearray('', encoding=encode)), encoding=encode)
except:
result=str(result.replace(bytearray('\r\n ', encoding="GBK"), bytearray('', encoding="GBK"))
 .replace(bytearray('\n', encoding="GBK"), bytearray('', encoding="GBK"))
 .replace(bytearray('\r', encoding="GBK"), bytearray('', encoding="GBK"))
 .replace(bytearray('\t', encoding="GBK"), bytearray('', encoding="GBK")), encoding="GBK")
traceback.print_exc()
print("error str: ")
print(result)
returnresult

defFetchFromMailbox(mailboxName, numMails=0):
s=IMAP4('imap.%s.com'%mailboxName)
file=open("sinamima.txt")
pwd=file.read()
# pwd = input("password: ")
s.login('zkycaesar', pwd)
rsp, msg_num=s.select('INBOX', False)
conn=sqlite3.connect('test.db')
conn.execute('''CREATE TABLE IF NOT EXISTS ?
 (MAILID INT NOT NULL,
 SUBJECT TEXT NOT NULL,
 MFROM TEXT NOT NULL,
 MTO TEXT NOT NULL,
 MDATE TEXT NOT NULL,
 CONTENTPLAIN TEXT,
 CONTENTHTML TEXT,
 ATTACHNAMES TEXT);''', (mailboxName+"mails",))
conn.execute("DELETE FROM ?", (mailboxName+"mails",))
conn.commit()
ifnumMails==0:
numMails=int(msg_num[0])
foriinrange(numMails):
print(i)
try_num=0
mail_id=int(msg_num[0]) -i
whileTrue:
try:
rsp, data=s.fetch(str(mail_id), '(RFC822)')
except:
iftry_num<2:
continue
try_num+=1
else:
break
break
emailData=email.message_from_bytes(data[0][1])

# print(emailData.get('to'))
mto=EncryptData(parseMailHeader(emailData.get('to')))
# print(emailData.get('from'))
mfrom=EncryptData(parseMailHeader(emailData.get('from')))
# print(emailData.get('subject'))
msubject=EncryptData(parseMailHeader(emailData.get('subject')))
mdate=EncryptData(emailData.get('date'))
mcontent_html=""
mcontent_plain=""
mattach_names=""

ifemailData.is_multipart():
partNum=0
forpartinemailData.walk():
partNum+=1
ctype=part.get_content_type()
# print(ctype)
name=part.get_param('name')
ifname:
dir_name="attachment/%s/mail#%d/"% (mailboxName, mail_id)
ifnotos.path.isdir(dir_name):
os.makedirs(dir_name)
name=parseMailHeader(name)
data=part.get_payload(decode=True) # 解码出附件数据，然后存储到文件中
f=open(dir_name+name, 'wb') # 注意一定要用wb来打开文件，因为附件一般都是二进制文件
mattach_names+="\r\n%s"%name
f.write(data)
f.close()
elifctype=='text/html':
mcontent_html=part.get_payload(decode=True)
elifctype=='text/plain':
mcontent_plain=part.get_payload(decode=True)
else:
mcontent_html=emailData.get_payload(decode=True)

mcontent_html=EncryptData(mcontent_html)
mcontent_plain=EncryptData(mcontent_plain)
mattach_names=EncryptData(mattach_names)

conn.execute("INSERT INTO ? (MAILID,SUBJECT,MFROM,MTO,MDATE,CONTENTPLAIN,CONTENTHTML,ATTACHNAMES) \
 VALUES (?,?,?,?,?,?,?,?)", (mailboxName+"mails", mail_id, msubject, mfrom, mto, mdate, mcontent_plain, mcontent_html, mattach_names));

conn.commit()

if__name__=='__main__':
# conn = sqlite3.connect('test.db')
# conn.execute("drop table MAILS")
# conn.commit()
# FetchFromMailbox("sina", 50)

# app = QApplication(sys.argv)
# window = UI()
# window.show()
# sys.exit(app.exec_())

# conn = sqlite3.connect('test.db')
# cursor = conn.execute("SELECT SUBJECT,MFROM,MTO,MDATE,CONTENTPLAIN,CONTENTHTML,ATTACHNAMES from MAILS")
# for row in cursor:
# for i in range(7):
# try:
# print(str(DecryptData(row[i]), encoding='utf-8'))
# except:
# print(str(DecryptData(row[i]), encoding='GBK'))
# print("\n")

mailboxName="sina"
s=IMAP4('imap.%s.com'%mailboxName)
file=open("sinamima.txt")
pwd=file.read()
s.login('zkycaesar', pwd)
rsp, msg_num=s.select('TRASH', False)
fromimaplibimportIMAP4
importemail
importbase64
importsys
importsignal
importos
importtraceback
importre
importsqlite3
fromCrypto.CipherimportAES
fromPyQt5.QtWidgetsimportQApplication, QWidget, QHBoxLayout, QVBoxLayout, QLabel, QListView, QStyledItemDelegate,\
QStyle, QStyleOptionButton, QPushButton, QMainWindow, QTreeWidget, QTreeWidgetItem
fromPyQt5.QtCoreimportQSize, Qt, QRectF, QPoint, QRect, QEvent
fromPyQt5.QtGuiimportQIcon, QFont, QStandardItemModel, QStandardItem, QPainter, QPen, QFontMetrics
fromPyQt5.QtWebEngineWidgetsimportQWebEngineView

roles= {"from": Qt.UserRole+1, "subject": Qt.UserRole+2, "date": Qt.UserRole+3, "content": Qt.UserRole+4, "checked": Qt.UserRole+5}

classmailViewDelegate(QStyledItemDelegate):
def__init__(self):
super().__init__()
self.iconSize=QSize(40, 40)
self.padding=5

defsizeHint(self, option, index):
headerFont=QFont("times", 10)
headerFont.setBold(True)
subjectFont=QFont("times", 10)
headerFm=QFontMetrics(headerFont)
subjectFm=QFontMetrics(subjectFont)

headerRect=headerFm.boundingRect(0, 0, option.rect.width() -self.iconSize.width(), 0,
Qt.AlignLeft|Qt.AlignTop|Qt.TextWordWrap, index.data(roles['from']))
subheaderRect=subjectFm.boundingRect(0, 0, option.rect.width() -self.iconSize.width(), 0,
Qt.AlignLeft|Qt.AlignTop|Qt.TextWordWrap,
index.data(roles['subject']))
size=QSize(option.rect.width(), headerRect.height() +subheaderRect.height() +3*self.padding)

ifsize.height() <self.iconSize.height():
size.setHeight(self.iconSize.height())
returnsize

defpaint(self, painter, option, index):
self.initStyleOption(option, index)
painter.save()
ifoption.state&QStyle.State_Selected:
painter.fillRect(option.rect, option.palette.highlight())

checkBox=QStyleOptionButton()
checkBox.rect=self.getCheckBoxRect(option)
checked=bool(index.model().data(index, roles['checked']))
ifchecked:
checkBox.state|=QStyle.State_On
else:
checkBox.state|=QStyle.State_Off
QApplication.style().drawControl(QStyle.CE_CheckBox, checkBox, painter)

headerText=index.data(roles['from'])
subjectText=index.data(roles['subject'])

headerFont=QFont("times", 10)
headerFont.setBold(True)
subjectFont=QFont("times", 10)
headerFm=QFontMetrics(headerFont)
subjectFm=QFontMetrics(subjectFont)

headerRect=headerFm.boundingRect(option.rect.left() +self.iconSize.width(), option.rect.top() +self.padding,
option.rect.width() -self.iconSize.width(), 0,
Qt.AlignLeft|Qt.AlignTop|Qt.TextWordWrap, headerText)
subjectRect=subjectFm.boundingRect(headerRect.left(), headerRect.bottom() +self.padding,
option.rect.width() -self.iconSize.width(), 0,
Qt.AlignLeft|Qt.AlignTop|Qt.TextWordWrap, subjectText)

painter.setPen(Qt.black)

painter.setFont(headerFont)
painter.drawText(headerRect, Qt.AlignLeft|Qt.AlignTop|Qt.TextWordWrap, headerText)

painter.setFont(subjectFont)
painter.drawText(subjectRect, Qt.AlignLeft|Qt.AlignTop|Qt.TextWordWrap, subjectText)

painter.setPen(Qt.gray)
painter.drawLine(option.rect.left(), option.rect.bottom(), option.rect.right(), option.rect.bottom())


painter.restore()

defeditorEvent(self, event, model, option, index):
# Do not change the checkbox-state
ifevent.type() ==QEvent.MouseButtonReleaseorevent.type() ==QEvent.MouseButtonDblClick:
ifevent.button() !=Qt.LeftButtonornotself.getCheckBoxRect(option).contains(event.pos()):
returnFalse
ifevent.type() ==QEvent.MouseButtonDblClick:
returnTrue
# elif event.type() == QEvent.KeyPress:
# if event.key() != Qt.Key_Space and event.key() !=Qt.Key_Select:
# return False
else:
returnFalse
# Change the checkbox-state
self.setModelData(None, model, index)
returnTrue

defsetModelData(self, editor, model, index):
newValue=notbool(index.model().data(index, roles['checked']))
model.setData(index, newValue, roles['checked'])

defgetCheckBoxRect(self, option):
check_box_style_option=QStyleOptionButton()
check_box_rect=QApplication.style().subElementRect(QStyle.SE_CheckBoxIndicator,
check_box_style_option, None)
check_box_point=QPoint(option.rect.x() +check_box_rect.width() /2,
option.rect.y() +check_box_rect.height() /2)
returnQRect(check_box_point, check_box_rect.size())


classUI(QMainWindow):
def__init__(self):
super().__init__()
self.setWindowTitle("Mailbox")
conn=sqlite3.connect('test.db')
cursor=conn.execute("SELECT COUNT(*) from MAILS")
self.totalMailCount=cursor.fetchone()[0]
self.currentPage=1
self.mailItemList= []
self.mailListModel=QStandardItemModel()
self.fetchFromDB(self.currentPage)
self.initUI()

deffetchFromDB(self, page, mailboxName):
conn=sqlite3.connect('test.db')
pageOffset=str((page-1)*20+1)
cursor=conn.execute("SELECT * from ? LIMIT 20 OFFSET ?", (mailboxName+"mails", pageOffset,))
self.mailItemList= []
self.mailListModel.removeRows(0, self.mailListModel.rowCount())
rowNum=0
forrowincursor:
mailItem=QStandardItem()
mailItem.setEditable(False)
mailItem.setData(False, roles['checked'])
try:
mailItem.setData(str(DecryptData(row[2]), encoding='utf-8'), roles['from'])
except:
mailItem.setData(str(DecryptData(row[2]), encoding='GBK'), roles['from'])
try:
mailItem.setData(str(DecryptData(row[1]), encoding='utf-8'), roles['subject'])
except:
mailItem.setData(str(DecryptData(row[1]), encoding='GBK'), roles['subject'])
try:
mailItem.setData(str(DecryptData(row[6]), encoding='utf-8'), roles['content'])
except:
mailItem.setData(str(DecryptData(row[6]), encoding='GBK'), roles['content'])
try:
mailItem.setData(str(DecryptData(row[4]), encoding='utf-8'), roles['date'])
except:
mailItem.setData(str(DecryptData(row[4]), encoding='GBK'), roles['date'])

self.mailItemList.append(mailItem)
self.mailListModel.appendRow(self.mailItemList[rowNum])
rowNum+=1

definitUI(self):
menubar=self.menuBar()
menubar.addMenu('&File')
menubar.addMenu('&Edit')
menubar.addMenu('&View')
windowLayout=QHBoxLayout()

self.mailListView=QListView()
viewDelegate=mailViewDelegate()
self.mailListView.setModel(self.mailListModel)
self.mailListView.setItemDelegate(viewDelegate)
self.mailListView.clicked.connect(self.itemClicked)

self.lastPageButton=QPushButton()
self.lastPageButton.setText("上一页")
self.lastPageButton.clicked.connect(self.lastPageButtonClicked)
ifself.currentPage==1:
self.lastPageButton.setEnabled(False)
self.pageCount=QLabel()
self.pageCount.setText(str(self.currentPage))
self.nextPageButton=QPushButton()
self.nextPageButton.setText("下一页")
self.nextPageButton.clicked.connect(self.nextPageButtonClicked)
ifself.currentPage*20>=self.totalMailCount:
self.nextPageButton.setEnabled(False)
buttonLayout=QHBoxLayout()
buttonLayout.addStretch(1)
buttonLayout.addWidget(self.lastPageButton)
buttonLayout.addWidget(self.pageCount)
buttonLayout.addWidget(self.nextPageButton)
buttonBoxView=QWidget()
buttonBoxView.setLayout(buttonLayout)

viewLeft=QWidget()
layoutLeft=QVBoxLayout()
layoutLeft.addWidget(self.mailListView)
layoutLeft.addWidget(buttonBoxView)
viewLeft.setLayout(layoutLeft)
windowLayout.addWidget(viewLeft)

self.mailSubject=QLabel()
self.mailSubject.setText(self.mailItemList[0].data(roles['subject']))
qFont1=QFont("Helvetica")
qFont1.setBold(True)
qFont1.setPointSize(15)
self.mailSubject.setFont(qFont1)

self.mailFrom=QLabel()
self.mailFrom.setText("发件人："+self.mailItemList[0].data(roles['from']))
qFont2=QFont("serif")
qFont2.setBold(False)
qFont2.setPointSize(10)
self.mailFrom.setFont(qFont2)

self.mailDate=QLabel()
self.mailDate.setText("时 间："+self.mailItemList[0].data(roles['date']))
qFont2=QFont("serif")
qFont2.setBold(False)
qFont2.setPointSize(10)
self.mailDate.setFont(qFont2)

self.webView=QWebEngineView()
self.webView.setHtml(self.mailItemList[0].data(roles['content']))

layoutRight=QVBoxLayout()
layoutRight.addWidget(self.mailSubject)
layoutRight.addWidget(self.mailFrom)
layoutRight.addWidget(self.mailDate)
layoutRight.addWidget(self.webView)
viewRight=QWidget()
viewRight.setLayout(layoutRight)
windowLayout.addWidget(viewRight)

windowView=QWidget()
windowView.setLayout(windowLayout)
self.setCentralWidget(windowView)
# self.setLayout(windowLayout)

deflastPageButtonClicked(self, checked):
ifself.currentPage>1:
self.currentPage-=1
self.nextPageButton.setEnabled(True)
self.pageCount.setText(str(self.currentPage))
self.fetchFromDB(self.currentPage)
self.mailListView.repaint()
ifself.currentPage==1:
self.lastPageButton.setEnabled(False)

defnextPageButtonClicked(self, checked):
ifself.currentPage*20<self.totalMailCount:
self.currentPage+=1
self.lastPageButton.setEnabled(True)
self.pageCount.setText(str(self.currentPage))
self.fetchFromDB(self.currentPage)
self.mailListView.repaint()
ifself.currentPage*20>=self.totalMailCount:
self.nextPageButton.setEnabled(False)

defitemClicked(self, index):
ifindex.model().data(index, roles['subject']) !=self.mailSubject.text():
self.mailSubject.setText(index.model().data(index, roles['subject']))
self.mailFrom.setText("发件人："+index.model().data(index, roles['from']))
self.mailDate.setText("时 间："+index.model().data(index, roles['date']))
self.webView.setHtml(index.model().data(index, roles['content']))


defEncryptData(plainText):
file=open("mima.txt")
key=file.read()
obj=AES.new(key, AES.MODE_ECB)
ifisinstance(plainText, str):
ba=bytearray(plainText, encoding='utf-8')
else:
ba=bytearray(plainText)
length=32-len(ba) %16
byt=bytearray(length)
foriinrange(length):
byt[i] =length
result=ba+byt
returnobj.encrypt(bytes(result))

defDecryptData(crypto):
file=open("mima.txt")
key=file.read()
obj=AES.new(key, AES.MODE_ECB)
br=bytearray(obj.decrypt(crypto))
br=br[0: (-br[-1])]
returnbytes(br)

defbuildDicForParseHeader():
dic= {}
foriinrange(256):
i_key1=hex(i)
iflen(i_key1) ==3:
i_key1=i_key1.replace("0x", "=0")
else:
i_key1=i_key1.replace("0x", "=")
i_key2=i_key1.upper()
# i_key1 = bytearray(i_key1, encoding='utf-8')
# i_key2 = bytearray(i_key2, encoding='utf-8')
i_value=bytearray(1)
i_value[0] =i
dic[i_key1] =i_value
dic[i_key2] =i_value
returndic

defparseMailHeader(header):
"""此函数用于解析email header中的to，from，subject部分.
 """
dic= {'=CE': bytearray(b'\xce'), '=a5': bytearray(b'\xa5'), '=8B': bytearray(b'\x8b'), '=57': bytearray(b'W'), '=80': bytearray(b'\x80'), '=9d': bytearray(b'\x9d'), '=AE': bytearray(b'\xae'), '=43': bytearray(b'C'), '=09': bytearray(b'\t'), '=bd': bytearray(b'\xbd'), '=D0': bytearray(b'\xd0'), '=E9': bytearray(b'\xe9'), '=0C': bytearray(b'\x0c'), '=55': bytearray(b'U'), '=C8': bytearray(b'\xc8'), '=12': bytearray(b'\x12'), '=1f': bytearray(b'\x1f'), '=23': bytearray(b'#'), '=F9': bytearray(b'\xf9'), '=16': bytearray(b'\x16'), '=1A': bytearray(b'\x1a'), '=2B': bytearray(b'+'), '=3a': bytearray(b':'), '=94': bytearray(b'\x94'), '=0d': bytearray(b'\r'), '=40': bytearray(b'@'), '=74': bytearray(b't'), '=D4': bytearray(b'\xd4'), '=CB': bytearray(b'\xcb'), '=c6': bytearray(b'\xc6'), '=9b': bytearray(b'\x9b'), '=f5': bytearray(b'\xf5'), '=0b': bytearray(b'\x0b'), '=97': bytearray(b'\x97'), '=E5': bytearray(b'\xe5'), '=FD': bytearray(b'\xfd'), '=fa': bytearray(b'\xfa'), '=8A': bytearray(b'\x8a'), '=75': bytearray(b'u'), '=8d': bytearray(b'\x8d'), '=5c': bytearray(b'\\'), '=33': bytearray(b'3'), '=d8': bytearray(b'\xd8'), '=4D': bytearray(b'M'), '=4e': bytearray(b'N'), '=1c': bytearray(b'\x1c'), '=4c': bytearray(b'L'), '=4C': bytearray(b'L'), '=d7': bytearray(b'\xd7'), '=ad': bytearray(b'\xad'), '=ec': bytearray(b'\xec'), '=AD': bytearray(b'\xad'), '=fc': bytearray(b'\xfc'), '=ac': bytearray(b'\xac'), '=24': bytearray(b'$'), '=81': bytearray(b'\x81'), '=a6': bytearray(b'\xa6'), '=4B': bytearray(b'K'), '=5a': bytearray(b'Z'), '=d5': bytearray(b'\xd5'), '=6e': bytearray(b'n'), '=65': bytearray(b'e'), '=A2': bytearray(b'\xa2'), '=F6': bytearray(b'\xf6'), '=F4': bytearray(b'\xf4'), '=1e': bytearray(b'\x1e'), '=90': bytearray(b'\x90'), '=93': bytearray(b'\x93'), '=BB': bytearray(b'\xbb'), '=B5': bytearray(b'\xb5'), '=2e': bytearray(b'.'), '=c3': bytearray(b'\xc3'), '=9D': bytearray(b'\x9d'), '=64': bytearray(b'd'), '=CD': bytearray(b'\xcd'), '=1E': bytearray(b'\x1e'), '=7B': bytearray(b'{'), '=22': bytearray(b'"'), '=04': bytearray(b'\x04'), '=79': bytearray(b'y'), '=7D': bytearray(b'}'), '=2E': bytearray(b'.'), '=8D': bytearray(b'\x8d'), '=ed': bytearray(b'\xed'), '=A6': bytearray(b'\xa6'), '=85': bytearray(b'\x85'), '=e9': bytearray(b'\xe9'), '=2A': bytearray(b'*'), '=47': bytearray(b'G'), '=2b': bytearray(b'+'), '=d9': bytearray(b'\xd9'), '=AF': bytearray(b'\xaf'), '=E3': bytearray(b'\xe3'), '=d6': bytearray(b'\xd6'), '=25': bytearray(b'%'), '=0B': bytearray(b'\x0b'), '=f8': bytearray(b'\xf8'), '=51': bytearray(b'Q'), '=82': bytearray(b'\x82'), '=18': bytearray(b'\x18'), '=F1': bytearray(b'\xf1'), '=C6': bytearray(b'\xc6'), '=91': bytearray(b'\x91'), '=2C': bytearray(b','), '=6F': bytearray(b'o'), '=FF': bytearray(b'\xff'), '=07': bytearray(b'\x07'), '=C9': bytearray(b'\xc9'), '=BE': bytearray(b'\xbe'), '=C3': bytearray(b'\xc3'), '=1d': bytearray(b'\x1d'), '=3c': bytearray(b'<'), '=8E': bytearray(b'\x8e'), '=6f': bytearray(b'o'), '=af': bytearray(b'\xaf'), '=35': bytearray(b'5'), '=B9': bytearray(b'\xb9'), '=4A': bytearray(b'J'), '=6A': bytearray(b'j'), '=60': bytearray(b'`'), '=3d': bytearray(b'='), '=41': bytearray(b'A'), '=c2': bytearray(b'\xc2'), '=3D': bytearray(b'='), '=EA': bytearray(b'\xea'), '=5f': bytearray(b'_'), '=F3': bytearray(b'\xf3'), '=3F': bytearray(b'?'), '=9F': bytearray(b'\x9f'), '=a2': bytearray(b'\xa2'), '=C5': bytearray(b'\xc5'), '=B0': bytearray(b'\xb0'), '=42': bytearray(b'B'), '=84': bytearray(b'\x84'), '=5C': bytearray(b'\\'), '=0E': bytearray(b'\x0e'), '=b7': bytearray(b'\xb7'), '=A5': bytearray(b'\xa5'), '=0f': bytearray(b'\x0f'), '=f7': bytearray(b'\xf7'), '=61': bytearray(b'a'), '=cd': bytearray(b'\xcd'), '=cf': bytearray(b'\xcf'), '=66': bytearray(b'f'), '=2a': bytearray(b'*'), '=ED': bytearray(b'\xed'), '=E7': bytearray(b'\xe7'), '=b8': bytearray(b'\xb8'), '=0D': bytearray(b'\r'), '=b9': bytearray(b'\xb9'), '=bb': bytearray(b'\xbb'), '=a7': bytearray(b'\xa7'), '=53': bytearray(b'S'), '=a9': bytearray(b'\xa9'), '=FA': bytearray(b'\xfa'), '=5d': bytearray(b']'), '=cb': bytearray(b'\xcb'), '=A1': bytearray(b'\xa1'), '=DA': bytearray(b'\xda'), '=54': bytearray(b'T'), '=7C': bytearray(b'|'), '=6c': bytearray(b'l'), '=3b': bytearray(b';'), '=a0': bytearray(b'\xa0'), '=ee': bytearray(b'\xee'), '=d1': bytearray(b'\xd1'), '=B3': bytearray(b'\xb3'), '=2D': bytearray(b'-'), '=30': bytearray(b'0'), '=E6': bytearray(b'\xe6'), '=eb': bytearray(b'\xeb'), '=FE': bytearray(b'\xfe'), '=5F': bytearray(b'_'), '=cc': bytearray(b'\xcc'), '=48': bytearray(b'H'), '=4F': bytearray(b'O'), '=2F': bytearray(b'/'), '=7b': bytearray(b'{'), '=45': bytearray(b'E'), '=e7': bytearray(b'\xe7'), '=e5': bytearray(b'\xe5'), '=e4': bytearray(b'\xe4'), '=c7': bytearray(b'\xc7'), '=9a': bytearray(b'\x9a'), '=7f': bytearray(b'\x7f'), '=1a': bytearray(b'\x1a'), '=72': bytearray(b'r'), '=99': bytearray(b'\x99'), '=58': bytearray(b'X'), '=4E': bytearray(b'N'), '=A7': bytearray(b'\xa7'), '=1D': bytearray(b'\x1d'), '=B2': bytearray(b'\xb2'), '=CF': bytearray(b'\xcf'), '=f1': bytearray(b'\xf1'), '=3f': bytearray(b'?'), '=31': bytearray(b'1'), '=73': bytearray(b's'), '=1b': bytearray(b'\x1b'), '=f9': bytearray(b'\xf9'), '=6d': bytearray(b'm'), '=19': bytearray(b'\x19'), '=c9': bytearray(b'\xc9'), '=C0': bytearray(b'\xc0'), '=B7': bytearray(b'\xb7'), '=2d': bytearray(b'-'), '=d2': bytearray(b'\xd2'), '=aa': bytearray(b'\xaa'), '=3B': bytearray(b';'), '=fe': bytearray(b'\xfe'), '=D1': bytearray(b'\xd1'), '=F7': bytearray(b'\xf7'), '=68': bytearray(b'h'), '=10': bytearray(b'\x10'), '=38': bytearray(b'8'), '=02': bytearray(b'\x02'), '=8b': bytearray(b'\x8b'), '=F2': bytearray(b'\xf2'), '=EF': bytearray(b'\xef'), '=1C': bytearray(b'\x1c'), '=ca': bytearray(b'\xca'), '=d4': bytearray(b'\xd4'), '=56': bytearray(b'V'), '=e1': bytearray(b'\xe1'), '=32': bytearray(b'2'), '=FC': bytearray(b'\xfc'), '=1B': bytearray(b'\x1b'), '=01': bytearray(b'\x01'), '=c0': bytearray(b'\xc0'), '=8f': bytearray(b'\x8f'), '=b6': bytearray(b'\xb6'), '=95': bytearray(b'\x95'), '=15': bytearray(b'\x15'), '=4b': bytearray(b'K'), '=78': bytearray(b'x'), '=b1': bytearray(b'\xb1'), '=f2': bytearray(b'\xf2'), '=c1': bytearray(b'\xc1'), '=A9': bytearray(b'\xa9'), '=39': bytearray(b'9'), '=BD': bytearray(b'\xbd'), '=e0': bytearray(b'\xe0'), '=D2': bytearray(b'\xd2'), '=ce': bytearray(b'\xce'), '=7E': bytearray(b'~'), '=5B': bytearray(b'['), '=ab': bytearray(b'\xab'), '=50': bytearray(b'P'), '=A3': bytearray(b'\xa3'), '=26': bytearray(b'&'), '=BA': bytearray(b'\xba'), '=D8': bytearray(b'\xd8'), '=1F': bytearray(b'\x1f'), '=7c': bytearray(b'|'), '=a1': bytearray(b'\xa1'), '=2c': bytearray(b','), '=86': bytearray(b'\x86'), '=3A': bytearray(b':'), '=E4': bytearray(b'\xe4'), '=9c': bytearray(b'\x9c'), '=A4': bytearray(b'\xa4'), '=F0': bytearray(b'\xf0'), '=6a': bytearray(b'j'), '=f4': bytearray(b'\xf4'), '=3e': bytearray(b'>'), '=E2': bytearray(b'\xe2'), '=AC': bytearray(b'\xac'), '=05': bytearray(b'\x05'), '=c4': bytearray(b'\xc4'), '=AB': bytearray(b'\xab'), '=0c': bytearray(b'\x0c'), '=77': bytearray(b'w'), '=7A': bytearray(b'z'), '=EB': bytearray(b'\xeb'), '=D6': bytearray(b'\xd6'), '=3C': bytearray(b'<'), '=7d': bytearray(b'}'), '=df': bytearray(b'\xdf'), '=D3': bytearray(b'\xd3'), '=D7': bytearray(b'\xd7'), '=5b': bytearray(b'['), '=52': bytearray(b'R'), '=17': bytearray(b'\x17'), '=2f': bytearray(b'/'), '=6B': bytearray(b'k'), '=62': bytearray(b'b'), '=fb': bytearray(b'\xfb'), '=bc': bytearray(b'\xbc'), '=F5': bytearray(b'\xf5'), '=4a': bytearray(b'J'), '=00': bytearray(b'\x00'), '=7a': bytearray(b'z'), '=89': bytearray(b'\x89'), '=6b': bytearray(b'k'), '=a4': bytearray(b'\xa4'), '=f3': bytearray(b'\xf3'), '=6D': bytearray(b'm'), '=BF': bytearray(b'\xbf'), '=dc': bytearray(b'\xdc'), '=71': bytearray(b'q'), '=9f': bytearray(b'\x9f'), '=20': bytearray(b' '), '=08': bytearray(b'\x08'), '=b0': bytearray(b'\xb0'), '=b5': bytearray(b'\xb5'), '=98': bytearray(b'\x98'), '=76': bytearray(b'v'), '=27': bytearray(b"\'"), '=D5': bytearray(b'\xd5'), '=0A': bytearray(b'\n'), '=ff': bytearray(b'\xff'), '=f6': bytearray(b'\xf6'), '=8c': bytearray(b'\x8c'), '=B6': bytearray(b'\xb6'), '=D9': bytearray(b'\xd9'), '=88': bytearray(b'\x88'), '=dd': bytearray(b'\xdd'), '=5D': bytearray(b']'), '=b3': bytearray(b'\xb3'), '=C7': bytearray(b'\xc7'), '=db': bytearray(b'\xdb'), '=9E': bytearray(b'\x9e'), '=92': bytearray(b'\x92'), '=CA': bytearray(b'\xca'), '=11': bytearray(b'\x11'), '=DD': bytearray(b'\xdd'), '=03': bytearray(b'\x03'), '=67': bytearray(b'g'), '=e6': bytearray(b'\xe6'), '=C4': bytearray(b'\xc4'), '=8C': bytearray(b'\x8c'), '=C1': bytearray(b'\xc1'), '=BC': bytearray(b'\xbc'), '=0e': bytearray(b'\x0e'), '=0F': bytearray(b'\x0f'), '=EC': bytearray(b'\xec'), '=6E': bytearray(b'n'), '=DC': bytearray(b'\xdc'), '=e2': bytearray(b'\xe2'), '=28': bytearray(b'('), '=8e': bytearray(b'\x8e'), '=a3': bytearray(b'\xa3'), '=C2': bytearray(b'\xc2'), '=A8': bytearray(b'\xa8'), '=9B': bytearray(b'\x9b'), '=ef': bytearray(b'\xef'), '=d3': bytearray(b'\xd3'), '=06': bytearray(b'\x06'), '=E1': bytearray(b'\xe1'), '=AA': bytearray(b'\xaa'), '=B8': bytearray(b'\xb8'), '=E8': bytearray(b'\xe8'), '=B4': bytearray(b'\xb4'), '=44': bytearray(b'D'), '=34': bytearray(b'4'), '=7F': bytearray(b'\x7f'), '=13': bytearray(b'\x13'), '=5A': bytearray(b'Z'), '=EE': bytearray(b'\xee'), '=49': bytearray(b'I'), '=b2': bytearray(b'\xb2'), '=4f': bytearray(b'O'), '=96': bytearray(b'\x96'), '=F8': bytearray(b'\xf8'), '=c8': bytearray(b'\xc8'), '=da': bytearray(b'\xda'), '=d0': bytearray(b'\xd0'), '=14': bytearray(b'\x14'), '=9C': bytearray(b'\x9c'), '=3E': bytearray(b'>'), '=9e': bytearray(b'\x9e'), '=DB': bytearray(b'\xdb'), '=87': bytearray(b'\x87'), '=7e': bytearray(b'~'), '=70': bytearray(b'p'), '=21': bytearray(b'!'), '=ea': bytearray(b'\xea'), '=6C': bytearray(b'l'), '=37': bytearray(b'7'), '=4d': bytearray(b'M'), '=CC': bytearray(b'\xcc'), '=36': bytearray(b'6'), '=c5': bytearray(b'\xc5'), '=FB': bytearray(b'\xfb'), '=A0': bytearray(b'\xa0'), '=ae': bytearray(b'\xae'), '=59': bytearray(b'Y'), '=a8': bytearray(b'\xa8'), '=ba': bytearray(b'\xba'), '=DF': bytearray(b'\xdf'), '=be': bytearray(b'\xbe'), '=63': bytearray(b'c'), '=fd': bytearray(b'\xfd'), '=9A': bytearray(b'\x9a'), '=de': bytearray(b'\xde'), '=DE': bytearray(b'\xde'), '=B1': bytearray(b'\xb1'), '=29': bytearray(b')'), '=46': bytearray(b'F'), '=5e': bytearray(b'^'), '=5E': bytearray(b'^'), '=e8': bytearray(b'\xe8'), '=83': bytearray(b'\x83'), '=bf': bytearray(b'\xbf'), '=b4': bytearray(b'\xb4'), '=8a': bytearray(b'\x8a'), '=0a': bytearray(b'\n'), '=E0': bytearray(b'\xe0'), '=69': bytearray(b'i'), '=e3': bytearray(b'\xe3'), '=f0': bytearray(b'\xf0'), '=8F': bytearray(b'\x8f')}

ifheader==None:
return" "
result=bytearray(header, encoding='utf-8')
match=re.findall(r'(=[?])(GBK|gbk|UTF-8|utf-8|GB2312|gb2312)([?][QqBb][?])(.*?)([?]=)', header)
encode=''
foriinrange(len(match)):
encode=match[i][1]
form=match[i][2]
content=match[i][3]
ifform=='?Q?'orform=='?q?':
ma=re.findall(r'=[0-9a-fA-F][0-9a-fA-F]', content)
content_ba=bytearray(content, encoding='utf-8')
fornuminma:
content_ba=content_ba.replace(bytearray(num, encoding='utf-8'), dic[num])
result=result.replace(
bytearray(match[i][0]+match[i][1]+match[i][2]+match[i][3]+match[i][4], encoding='utf-8'),
content_ba)
else:
content=base64.b64decode(content)
result=result.replace(
bytearray(match[i][0] +match[i][1] +match[i][2] +match[i][3] +match[i][4], encoding='utf-8'),
bytearray(content))
ifencode=='':
encode='utf-8'
try:
result=str(result.replace(bytearray('\r\n ', encoding=encode), bytearray('', encoding=encode))
 .replace(bytearray('\r', encoding=encode), bytearray('', encoding=encode))
 .replace(bytearray('\n', encoding=encode), bytearray('', encoding=encode))
 .replace(bytearray('\t', encoding=encode), bytearray('', encoding=encode)), encoding=encode)
except:
result=str(result.replace(bytearray('\r\n ', encoding="GBK"), bytearray('', encoding="GBK"))
 .replace(bytearray('\n', encoding="GBK"), bytearray('', encoding="GBK"))
 .replace(bytearray('\r', encoding="GBK"), bytearray('', encoding="GBK"))
 .replace(bytearray('\t', encoding="GBK"), bytearray('', encoding="GBK")), encoding="GBK")
traceback.print_exc()
print("error str: ")
print(result)
returnresult

defFetchFromMailbox(mailboxName, numMails=0):
s=IMAP4('imap.%s.com'%mailboxName)
file=open("sinamima.txt")
pwd=file.read()
# pwd = input("password: ")
s.login('zkycaesar', pwd)
rsp, msg_num=s.select('INBOX', False)
conn=sqlite3.connect('test.db')
conn.execute('''CREATE TABLE IF NOT EXISTS ?
 (MAILID INT NOT NULL,
 SUBJECT TEXT NOT NULL,
 MFROM TEXT NOT NULL,
 MTO TEXT NOT NULL,
 MDATE TEXT NOT NULL,
 CONTENTPLAIN TEXT,
 CONTENTHTML TEXT,
 ATTACHNAMES TEXT);''', (mailboxName+"mails",))
conn.execute("DELETE FROM ?", (mailboxName+"mails",))
conn.commit()
ifnumMails==0:
numMails=int(msg_num[0])
foriinrange(numMails):
print(i)
try_num=0
mail_id=int(msg_num[0]) -i
whileTrue:
try:
rsp, data=s.fetch(str(mail_id), '(RFC822)')
except:
iftry_num<2:
continue
try_num+=1
else:
break
break
emailData=email.message_from_bytes(data[0][1])

# print(emailData.get('to'))
mto=EncryptData(parseMailHeader(emailData.get('to')))
# print(emailData.get('from'))
mfrom=EncryptData(parseMailHeader(emailData.get('from')))
# print(emailData.get('subject'))
msubject=EncryptData(parseMailHeader(emailData.get('subject')))
mdate=EncryptData(emailData.get('date'))
mcontent_html=""
mcontent_plain=""
mattach_names=""

ifemailData.is_multipart():
partNum=0
forpartinemailData.walk():
partNum+=1
ctype=part.get_content_type()
# print(ctype)
name=part.get_param('name')
ifname:
dir_name="attachment/%s/mail#%d/"% (mailboxName, mail_id)
ifnotos.path.isdir(dir_name):
os.makedirs(dir_name)
name=parseMailHeader(name)
data=part.get_payload(decode=True) # 解码出附件数据，然后存储到文件中
f=open(dir_name+name, 'wb') # 注意一定要用wb来打开文件，因为附件一般都是二进制文件
mattach_names+="\r\n%s"%name
f.write(data)
f.close()
elifctype=='text/html':
mcontent_html=part.get_payload(decode=True)
elifctype=='text/plain':
mcontent_plain=part.get_payload(decode=True)
else:
mcontent_html=emailData.get_payload(decode=True)

mcontent_html=EncryptData(mcontent_html)
mcontent_plain=EncryptData(mcontent_plain)
mattach_names=EncryptData(mattach_names)

conn.execute("INSERT INTO ? (MAILID,SUBJECT,MFROM,MTO,MDATE,CONTENTPLAIN,CONTENTHTML,ATTACHNAMES) \
 VALUES (?,?,?,?,?,?,?,?)", (mailboxName+"mails", mail_id, msubject, mfrom, mto, mdate, mcontent_plain, mcontent_html, mattach_names));

conn.commit()

if__name__=='__main__':
# conn = sqlite3.connect('test.db')
# conn.execute("drop table MAILS")
# conn.commit()
# FetchFromMailbox("sina", 50)

# app = QApplication(sys.argv)
# window = UI()
# window.show()
# sys.exit(app.exec_())

# conn = sqlite3.connect('test.db')
# cursor = conn.execute("SELECT SUBJECT,MFROM,MTO,MDATE,CONTENTPLAIN,CONTENTHTML,ATTACHNAMES from MAILS")
# for row in cursor:
# for i in range(7):
# try:
# print(str(DecryptData(row[i]), encoding='utf-8'))
# except:
# print(str(DecryptData(row[i]), encoding='GBK'))
# print("\n")

mailboxName="sina"
s=IMAP4('imap.%s.com'%mailboxName)
file=open("sinamima.txt")
pwd=file.read()
s.login('zkycaesar', pwd)
rsp, msg_num=s.select('TRASH', False)
fromimaplibimportIMAP4
importemail
importbase64
importsys
importsignal
importos
importtraceback
importre
importsqlite3
fromCrypto.CipherimportAES
fromPyQt5.QtWidgetsimportQApplication, QWidget, QHBoxLayout, QVBoxLayout, QLabel, QListView, QStyledItemDelegate,\
QStyle, QStyleOptionButton, QPushButton, QMainWindow, QTreeWidget, QTreeWidgetItem
fromPyQt5.QtCoreimportQSize, Qt, QRectF, QPoint, QRect, QEvent
fromPyQt5.QtGuiimportQIcon, QFont, QStandardItemModel, QStandardItem, QPainter, QPen, QFontMetrics
fromPyQt5.QtWebEngineWidgetsimportQWebEngineView

roles= {"from": Qt.UserRole+1, "subject": Qt.UserRole+2, "date": Qt.UserRole+3, "content": Qt.UserRole+4, "checked": Qt.UserRole+5}

classmailViewDelegate(QStyledItemDelegate):
def__init__(self):
super().__init__()
self.iconSize=QSize(40, 40)
self.padding=5

defsizeHint(self, option, index):
headerFont=QFont("times", 10)
headerFont.setBold(True)
subjectFont=QFont("times", 10)
headerFm=QFontMetrics(headerFont)
subjectFm=QFontMetrics(subjectFont)

headerRect=headerFm.boundingRect(0, 0, option.rect.width() -self.iconSize.width(), 0,
Qt.AlignLeft|Qt.AlignTop|Qt.TextWordWrap, index.data(roles['from']))
subheaderRect=subjectFm.boundingRect(0, 0, option.rect.width() -self.iconSize.width(), 0,
Qt.AlignLeft|Qt.AlignTop|Qt.TextWordWrap,
index.data(roles['subject']))
size=QSize(option.rect.width(), headerRect.height() +subheaderRect.height() +3*self.padding)

ifsize.height() <self.iconSize.height():
size.setHeight(self.iconSize.height())
returnsize

defpaint(self, painter, option, index):
self.initStyleOption(option, index)
painter.save()
ifoption.state&QStyle.State_Selected:
painter.fillRect(option.rect, option.palette.highlight())

checkBox=QStyleOptionButton()
checkBox.rect=self.getCheckBoxRect(option)
checked=bool(index.model().data(index, roles['checked']))
ifchecked:
checkBox.state|=QStyle.State_On
else:
checkBox.state|=QStyle.State_Off
QApplication.style().drawControl(QStyle.CE_CheckBox, checkBox, painter)

headerText=index.data(roles['from'])
subjectText=index.data(roles['subject'])

headerFont=QFont("times", 10)
headerFont.setBold(True)
subjectFont=QFont("times", 10)
headerFm=QFontMetrics(headerFont)
subjectFm=QFontMetrics(subjectFont)

headerRect=headerFm.boundingRect(option.rect.left() +self.iconSize.width(), option.rect.top() +self.padding,
option.rect.width() -self.iconSize.width(), 0,
Qt.AlignLeft|Qt.AlignTop|Qt.TextWordWrap, headerText)
subjectRect=subjectFm.boundingRect(headerRect.left(), headerRect.bottom() +self.padding,
option.rect.width() -self.iconSize.width(), 0,
Qt.AlignLeft|Qt.AlignTop|Qt.TextWordWrap, subjectText)

painter.setPen(Qt.black)

painter.setFont(headerFont)
painter.drawText(headerRect, Qt.AlignLeft|Qt.AlignTop|Qt.TextWordWrap, headerText)

painter.setFont(subjectFont)
painter.drawText(subjectRect, Qt.AlignLeft|Qt.AlignTop|Qt.TextWordWrap, subjectText)

painter.setPen(Qt.gray)
painter.drawLine(option.rect.left(), option.rect.bottom(), option.rect.right(), option.rect.bottom())


painter.restore()

defeditorEvent(self, event, model, option, index):
# Do not change the checkbox-state
ifevent.type() ==QEvent.MouseButtonReleaseorevent.type() ==QEvent.MouseButtonDblClick:
ifevent.button() !=Qt.LeftButtonornotself.getCheckBoxRect(option).contains(event.pos()):
returnFalse
ifevent.type() ==QEvent.MouseButtonDblClick:
returnTrue
# elif event.type() == QEvent.KeyPress:
# if event.key() != Qt.Key_Space and event.key() !=Qt.Key_Select:
# return False
else:
returnFalse
# Change the checkbox-state
self.setModelData(None, model, index)
returnTrue

defsetModelData(self, editor, model, index):
newValue=notbool(index.model().data(index, roles['checked']))
model.setData(index, newValue, roles['checked'])

defgetCheckBoxRect(self, option):
check_box_style_option=QStyleOptionButton()
check_box_rect=QApplication.style().subElementRect(QStyle.SE_CheckBoxIndicator,
check_box_style_option, None)
check_box_point=QPoint(option.rect.x() +check_box_rect.width() /2,
option.rect.y() +check_box_rect.height() /2)
returnQRect(check_box_point, check_box_rect.size())


classUI(QMainWindow):
def__init__(self):
super().__init__()
self.setWindowTitle("Mailbox")
conn=sqlite3.connect('test.db')
cursor=conn.execute("SELECT COUNT(*) from MAILS")
self.totalMailCount=cursor.fetchone()[0]
self.currentPage=1
self.mailItemList= []
self.mailListModel=QStandardItemModel()
self.fetchFromDB(self.currentPage)
self.initUI()

deffetchFromDB(self, page, mailboxName):
conn=sqlite3.connect('test.db')
pageOffset=str((page-1)*20+1)
cursor=conn.execute("SELECT * from ? LIMIT 20 OFFSET ?", (mailboxName+"mails", pageOffset,))
self.mailItemList= []
self.mailListModel.removeRows(0, self.mailListModel.rowCount())
rowNum=0
forrowincursor:
mailItem=QStandardItem()
mailItem.setEditable(False)
mailItem.setData(False, roles['checked'])
try:
mailItem.setData(str(DecryptData(row[2]), encoding='utf-8'), roles['from'])
except:
mailItem.setData(str(DecryptData(row[2]), encoding='GBK'), roles['from'])
try:
mailItem.setData(str(DecryptData(row[1]), encoding='utf-8'), roles['subject'])
except:
mailItem.setData(str(DecryptData(row[1]), encoding='GBK'), roles['subject'])
try:
mailItem.setData(str(DecryptData(row[6]), encoding='utf-8'), roles['content'])
except:
mailItem.setData(str(DecryptData(row[6]), encoding='GBK'), roles['content'])
try:
mailItem.setData(str(DecryptData(row[4]), encoding='utf-8'), roles['date'])
except:
mailItem.setData(str(DecryptData(row[4]), encoding='GBK'), roles['date'])

self.mailItemList.append(mailItem)
self.mailListModel.appendRow(self.mailItemList[rowNum])
rowNum+=1

definitUI(self):
menubar=self.menuBar()
menubar.addMenu('&File')
menubar.addMenu('&Edit')
menubar.addMenu('&View')
windowLayout=QHBoxLayout()

self.mailListView=QListView()
viewDelegate=mailViewDelegate()
self.mailListView.setModel(self.mailListModel)
self.mailListView.setItemDelegate(viewDelegate)
self.mailListView.clicked.connect(self.itemClicked)

self.lastPageButton=QPushButton()
self.lastPageButton.setText("上一页")
self.lastPageButton.clicked.connect(self.lastPageButtonClicked)
ifself.currentPage==1:
self.lastPageButton.setEnabled(False)
self.pageCount=QLabel()
self.pageCount.setText(str(self.currentPage))
self.nextPageButton=QPushButton()
self.nextPageButton.setText("下一页")
self.nextPageButton.clicked.connect(self.nextPageButtonClicked)
ifself.currentPage*20>=self.totalMailCount:
self.nextPageButton.setEnabled(False)
buttonLayout=QHBoxLayout()
buttonLayout.addStretch(1)
buttonLayout.addWidget(self.lastPageButton)
buttonLayout.addWidget(self.pageCount)
buttonLayout.addWidget(self.nextPageButton)
buttonBoxView=QWidget()
buttonBoxView.setLayout(buttonLayout)

viewLeft=QWidget()
layoutLeft=QVBoxLayout()
layoutLeft.addWidget(self.mailListView)
layoutLeft.addWidget(buttonBoxView)
viewLeft.setLayout(layoutLeft)
windowLayout.addWidget(viewLeft)

self.mailSubject=QLabel()
self.mailSubject.setText(self.mailItemList[0].data(roles['subject']))
qFont1=QFont("Helvetica")
qFont1.setBold(True)
qFont1.setPointSize(15)
self.mailSubject.setFont(qFont1)

self.mailFrom=QLabel()
self.mailFrom.setText("发件人："+self.mailItemList[0].data(roles['from']))
qFont2=QFont("serif")
qFont2.setBold(False)
qFont2.setPointSize(10)
self.mailFrom.setFont(qFont2)

self.mailDate=QLabel()
self.mailDate.setText("时 间："+self.mailItemList[0].data(roles['date']))
qFont2=QFont("serif")
qFont2.setBold(False)
qFont2.setPointSize(10)
self.mailDate.setFont(qFont2)

self.webView=QWebEngineView()
self.webView.setHtml(self.mailItemList[0].data(roles['content']))

layoutRight=QVBoxLayout()
layoutRight.addWidget(self.mailSubject)
layoutRight.addWidget(self.mailFrom)
layoutRight.addWidget(self.mailDate)
layoutRight.addWidget(self.webView)
viewRight=QWidget()
viewRight.setLayout(layoutRight)
windowLayout.addWidget(viewRight)

windowView=QWidget()
windowView.setLayout(windowLayout)
self.setCentralWidget(windowView)
# self.setLayout(windowLayout)

deflastPageButtonClicked(self, checked):
ifself.currentPage>1:
self.currentPage-=1
self.nextPageButton.setEnabled(True)
self.pageCount.setText(str(self.currentPage))
self.fetchFromDB(self.currentPage)
self.mailListView.repaint()
ifself.currentPage==1:
self.lastPageButton.setEnabled(False)

defnextPageButtonClicked(self, checked):
ifself.currentPage*20<self.totalMailCount:
self.currentPage+=1
self.lastPageButton.setEnabled(True)
self.pageCount.setText(str(self.currentPage))
self.fetchFromDB(self.currentPage)
self.mailListView.repaint()
ifself.currentPage*20>=self.totalMailCount:
self.nextPageButton.setEnabled(False)

defitemClicked(self, index):
ifindex.model().data(index, roles['subject']) !=self.mailSubject.text():
self.mailSubject.setText(index.model().data(index, roles['subject']))
self.mailFrom.setText("发件人："+index.model().data(index, roles['from']))
self.mailDate.setText("时 间："+index.model().data(index, roles['date']))
self.webView.setHtml(index.model().data(index, roles['content']))


defEncryptData(plainText):
file=open("mima.txt")
key=file.read()
obj=AES.new(key, AES.MODE_ECB)
ifisinstance(plainText, str):
ba=bytearray(plainText, encoding='utf-8')
else:
ba=bytearray(plainText)
length=32-len(ba) %16
byt=bytearray(length)
foriinrange(length):
byt[i] =length
result=ba+byt
returnobj.encrypt(bytes(result))

defDecryptData(crypto):
file=open("mima.txt")
key=file.read()
obj=AES.new(key, AES.MODE_ECB)
br=bytearray(obj.decrypt(crypto))
br=br[0: (-br[-1])]
returnbytes(br)

defbuildDicForParseHeader():
dic= {}
foriinrange(256):
i_key1=hex(i)
iflen(i_key1) ==3:
i_key1=i_key1.replace("0x", "=0")
else:
i_key1=i_key1.replace("0x", "=")
i_key2=i_key1.upper()
# i_key1 = bytearray(i_key1, encoding='utf-8')
# i_key2 = bytearray(i_key2, encoding='utf-8')
i_value=bytearray(1)
i_value[0] =i
dic[i_key1] =i_value
dic[i_key2] =i_value
returndic

defparseMailHeader(header):
"""此函数用于解析email header中的to，from，subject部分.
 """
dic= {'=CE': bytearray(b'\xce'), '=a5': bytearray(b'\xa5'), '=8B': bytearray(b'\x8b'), '=57': bytearray(b'W'), '=80': bytearray(b'\x80'), '=9d': bytearray(b'\x9d'), '=AE': bytearray(b'\xae'), '=43': bytearray(b'C'), '=09': bytearray(b'\t'), '=bd': bytearray(b'\xbd'), '=D0': bytearray(b'\xd0'), '=E9': bytearray(b'\xe9'), '=0C': bytearray(b'\x0c'), '=55': bytearray(b'U'), '=C8': bytearray(b'\xc8'), '=12': bytearray(b'\x12'), '=1f': bytearray(b'\x1f'), '=23': bytearray(b'#'), '=F9': bytearray(b'\xf9'), '=16': bytearray(b'\x16'), '=1A': bytearray(b'\x1a'), '=2B': bytearray(b'+'), '=3a': bytearray(b':'), '=94': bytearray(b'\x94'), '=0d': bytearray(b'\r'), '=40': bytearray(b'@'), '=74': bytearray(b't'), '=D4': bytearray(b'\xd4'), '=CB': bytearray(b'\xcb'), '=c6': bytearray(b'\xc6'), '=9b': bytearray(b'\x9b'), '=f5': bytearray(b'\xf5'), '=0b': bytearray(b'\x0b'), '=97': bytearray(b'\x97'), '=E5': bytearray(b'\xe5'), '=FD': bytearray(b'\xfd'), '=fa': bytearray(b'\xfa'), '=8A': bytearray(b'\x8a'), '=75': bytearray(b'u'), '=8d': bytearray(b'\x8d'), '=5c': bytearray(b'\\'), '=33': bytearray(b'3'), '=d8': bytearray(b'\xd8'), '=4D': bytearray(b'M'), '=4e': bytearray(b'N'), '=1c': bytearray(b'\x1c'), '=4c': bytearray(b'L'), '=4C': bytearray(b'L'), '=d7': bytearray(b'\xd7'), '=ad': bytearray(b'\xad'), '=ec': bytearray(b'\xec'), '=AD': bytearray(b'\xad'), '=fc': bytearray(b'\xfc'), '=ac': bytearray(b'\xac'), '=24': bytearray(b'$'), '=81': bytearray(b'\x81'), '=a6': bytearray(b'\xa6'), '=4B': bytearray(b'K'), '=5a': bytearray(b'Z'), '=d5': bytearray(b'\xd5'), '=6e': bytearray(b'n'), '=65': bytearray(b'e'), '=A2': bytearray(b'\xa2'), '=F6': bytearray(b'\xf6'), '=F4': bytearray(b'\xf4'), '=1e': bytearray(b'\x1e'), '=90': bytearray(b'\x90'), '=93': bytearray(b'\x93'), '=BB': bytearray(b'\xbb'), '=B5': bytearray(b'\xb5'), '=2e': bytearray(b'.'), '=c3': bytearray(b'\xc3'), '=9D': bytearray(b'\x9d'), '=64': bytearray(b'd'), '=CD': bytearray(b'\xcd'), '=1E': bytearray(b'\x1e'), '=7B': bytearray(b'{'), '=22': bytearray(b'"'), '=04': bytearray(b'\x04'), '=79': bytearray(b'y'), '=7D': bytearray(b'}'), '=2E': bytearray(b'.'), '=8D': bytearray(b'\x8d'), '=ed': bytearray(b'\xed'), '=A6': bytearray(b'\xa6'), '=85': bytearray(b'\x85'), '=e9': bytearray(b'\xe9'), '=2A': bytearray(b'*'), '=47': bytearray(b'G'), '=2b': bytearray(b'+'), '=d9': bytearray(b'\xd9'), '=AF': bytearray(b'\xaf'), '=E3': bytearray(b'\xe3'), '=d6': bytearray(b'\xd6'), '=25': bytearray(b'%'), '=0B': bytearray(b'\x0b'), '=f8': bytearray(b'\xf8'), '=51': bytearray(b'Q'), '=82': bytearray(b'\x82'), '=18': bytearray(b'\x18'), '=F1': bytearray(b'\xf1'), '=C6': bytearray(b'\xc6'), '=91': bytearray(b'\x91'), '=2C': bytearray(b','), '=6F': bytearray(b'o'), '=FF': bytearray(b'\xff'), '=07': bytearray(b'\x07'), '=C9': bytearray(b'\xc9'), '=BE': bytearray(b'\xbe'), '=C3': bytearray(b'\xc3'), '=1d': bytearray(b'\x1d'), '=3c': bytearray(b'<'), '=8E': bytearray(b'\x8e'), '=6f': bytearray(b'o'), '=af': bytearray(b'\xaf'), '=35': bytearray(b'5'), '=B9': bytearray(b'\xb9'), '=4A': bytearray(b'J'), '=6A': bytearray(b'j'), '=60': bytearray(b'`'), '=3d': bytearray(b'='), '=41': bytearray(b'A'), '=c2': bytearray(b'\xc2'), '=3D': bytearray(b'='), '=EA': bytearray(b'\xea'), '=5f': bytearray(b'_'), '=F3': bytearray(b'\xf3'), '=3F': bytearray(b'?'), '=9F': bytearray(b'\x9f'), '=a2': bytearray(b'\xa2'), '=C5': bytearray(b'\xc5'), '=B0': bytearray(b'\xb0'), '=42': bytearray(b'B'), '=84': bytearray(b'\x84'), '=5C': bytearray(b'\\'), '=0E': bytearray(b'\x0e'), '=b7': bytearray(b'\xb7'), '=A5': bytearray(b'\xa5'), '=0f': bytearray(b'\x0f'), '=f7': bytearray(b'\xf7'), '=61': bytearray(b'a'), '=cd': bytearray(b'\xcd'), '=cf': bytearray(b'\xcf'), '=66': bytearray(b'f'), '=2a': bytearray(b'*'), '=ED': bytearray(b'\xed'), '=E7': bytearray(b'\xe7'), '=b8': bytearray(b'\xb8'), '=0D': bytearray(b'\r'), '=b9': bytearray(b'\xb9'), '=bb': bytearray(b'\xbb'), '=a7': bytearray(b'\xa7'), '=53': bytearray(b'S'), '=a9': bytearray(b'\xa9'), '=FA': bytearray(b'\xfa'), '=5d': bytearray(b']'), '=cb': bytearray(b'\xcb'), '=A1': bytearray(b'\xa1'), '=DA': bytearray(b'\xda'), '=54': bytearray(b'T'), '=7C': bytearray(b'|'), '=6c': bytearray(b'l'), '=3b': bytearray(b';'), '=a0': bytearray(b'\xa0'), '=ee': bytearray(b'\xee'), '=d1': bytearray(b'\xd1'), '=B3': bytearray(b'\xb3'), '=2D': bytearray(b'-'), '=30': bytearray(b'0'), '=E6': bytearray(b'\xe6'), '=eb': bytearray(b'\xeb'), '=FE': bytearray(b'\xfe'), '=5F': bytearray(b'_'), '=cc': bytearray(b'\xcc'), '=48': bytearray(b'H'), '=4F': bytearray(b'O'), '=2F': bytearray(b'/'), '=7b': bytearray(b'{'), '=45': bytearray(b'E'), '=e7': bytearray(b'\xe7'), '=e5': bytearray(b'\xe5'), '=e4': bytearray(b'\xe4'), '=c7': bytearray(b'\xc7'), '=9a': bytearray(b'\x9a'), '=7f': bytearray(b'\x7f'), '=1a': bytearray(b'\x1a'), '=72': bytearray(b'r'), '=99': bytearray(b'\x99'), '=58': bytearray(b'X'), '=4E': bytearray(b'N'), '=A7': bytearray(b'\xa7'), '=1D': bytearray(b'\x1d'), '=B2': bytearray(b'\xb2'), '=CF': bytearray(b'\xcf'), '=f1': bytearray(b'\xf1'), '=3f': bytearray(b'?'), '=31': bytearray(b'1'), '=73': bytearray(b's'), '=1b': bytearray(b'\x1b'), '=f9': bytearray(b'\xf9'), '=6d': bytearray(b'm'), '=19': bytearray(b'\x19'), '=c9': bytearray(b'\xc9'), '=C0': bytearray(b'\xc0'), '=B7': bytearray(b'\xb7'), '=2d': bytearray(b'-'), '=d2': bytearray(b'\xd2'), '=aa': bytearray(b'\xaa'), '=3B': bytearray(b';'), '=fe': bytearray(b'\xfe'), '=D1': bytearray(b'\xd1'), '=F7': bytearray(b'\xf7'), '=68': bytearray(b'h'), '=10': bytearray(b'\x10'), '=38': bytearray(b'8'), '=02': bytearray(b'\x02'), '=8b': bytearray(b'\x8b'), '=F2': bytearray(b'\xf2'), '=EF': bytearray(b'\xef'), '=1C': bytearray(b'\x1c'), '=ca': bytearray(b'\xca'), '=d4': bytearray(b'\xd4'), '=56': bytearray(b'V'), '=e1': bytearray(b'\xe1'), '=32': bytearray(b'2'), '=FC': bytearray(b'\xfc'), '=1B': bytearray(b'\x1b'), '=01': bytearray(b'\x01'), '=c0': bytearray(b'\xc0'), '=8f': bytearray(b'\x8f'), '=b6': bytearray(b'\xb6'), '=95': bytearray(b'\x95'), '=15': bytearray(b'\x15'), '=4b': bytearray(b'K'), '=78': bytearray(b'x'), '=b1': bytearray(b'\xb1'), '=f2': bytearray(b'\xf2'), '=c1': bytearray(b'\xc1'), '=A9': bytearray(b'\xa9'), '=39': bytearray(b'9'), '=BD': bytearray(b'\xbd'), '=e0': bytearray(b'\xe0'), '=D2': bytearray(b'\xd2'), '=ce': bytearray(b'\xce'), '=7E': bytearray(b'~'), '=5B': bytearray(b'['), '=ab': bytearray(b'\xab'), '=50': bytearray(b'P'), '=A3': bytearray(b'\xa3'), '=26': bytearray(b'&'), '=BA': bytearray(b'\xba'), '=D8': bytearray(b'\xd8'), '=1F': bytearray(b'\x1f'), '=7c': bytearray(b'|'), '=a1': bytearray(b'\xa1'), '=2c': bytearray(b','), '=86': bytearray(b'\x86'), '=3A': bytearray(b':'), '=E4': bytearray(b'\xe4'), '=9c': bytearray(b'\x9c'), '=A4': bytearray(b'\xa4'), '=F0': bytearray(b'\xf0'), '=6a': bytearray(b'j'), '=f4': bytearray(b'\xf4'), '=3e': bytearray(b'>'), '=E2': bytearray(b'\xe2'), '=AC': bytearray(b'\xac'), '=05': bytearray(b'\x05'), '=c4': bytearray(b'\xc4'), '=AB': bytearray(b'\xab'), '=0c': bytearray(b'\x0c'), '=77': bytearray(b'w'), '=7A': bytearray(b'z'), '=EB': bytearray(b'\xeb'), '=D6': bytearray(b'\xd6'), '=3C': bytearray(b'<'), '=7d': bytearray(b'}'), '=df': bytearray(b'\xdf'), '=D3': bytearray(b'\xd3'), '=D7': bytearray(b'\xd7'), '=5b': bytearray(b'['), '=52': bytearray(b'R'), '=17': bytearray(b'\x17'), '=2f': bytearray(b'/'), '=6B': bytearray(b'k'), '=62': bytearray(b'b'), '=fb': bytearray(b'\xfb'), '=bc': bytearray(b'\xbc'), '=F5': bytearray(b'\xf5'), '=4a': bytearray(b'J'), '=00': bytearray(b'\x00'), '=7a': bytearray(b'z'), '=89': bytearray(b'\x89'), '=6b': bytearray(b'k'), '=a4': bytearray(b'\xa4'), '=f3': bytearray(b'\xf3'), '=6D': bytearray(b'm'), '=BF': bytearray(b'\xbf'), '=dc': bytearray(b'\xdc'), '=71': bytearray(b'q'), '=9f': bytearray(b'\x9f'), '=20': bytearray(b' '), '=08': bytearray(b'\x08'), '=b0': bytearray(b'\xb0'), '=b5': bytearray(b'\xb5'), '=98': bytearray(b'\x98'), '=76': bytearray(b'v'), '=27': bytearray(b"\'"), '=D5': bytearray(b'\xd5'), '=0A': bytearray(b'\n'), '=ff': bytearray(b'\xff'), '=f6': bytearray(b'\xf6'), '=8c': bytearray(b'\x8c'), '=B6': bytearray(b'\xb6'), '=D9': bytearray(b'\xd9'), '=88': bytearray(b'\x88'), '=dd': bytearray(b'\xdd'), '=5D': bytearray(b']'), '=b3': bytearray(b'\xb3'), '=C7': bytearray(b'\xc7'), '=db': bytearray(b'\xdb'), '=9E': bytearray(b'\x9e'), '=92': bytearray(b'\x92'), '=CA': bytearray(b'\xca'), '=11': bytearray(b'\x11'), '=DD': bytearray(b'\xdd'), '=03': bytearray(b'\x03'), '=67': bytearray(b'g'), '=e6': bytearray(b'\xe6'), '=C4': bytearray(b'\xc4'), '=8C': bytearray(b'\x8c'), '=C1': bytearray(b'\xc1'), '=BC': bytearray(b'\xbc'), '=0e': bytearray(b'\x0e'), '=0F': bytearray(b'\x0f'), '=EC': bytearray(b'\xec'), '=6E': bytearray(b'n'), '=DC': bytearray(b'\xdc'), '=e2': bytearray(b'\xe2'), '=28': bytearray(b'('), '=8e': bytearray(b'\x8e'), '=a3': bytearray(b'\xa3'), '=C2': bytearray(b'\xc2'), '=A8': bytearray(b'\xa8'), '=9B': bytearray(b'\x9b'), '=ef': bytearray(b'\xef'), '=d3': bytearray(b'\xd3'), '=06': bytearray(b'\x06'), '=E1': bytearray(b'\xe1'), '=AA': bytearray(b'\xaa'), '=B8': bytearray(b'\xb8'), '=E8': bytearray(b'\xe8'), '=B4': bytearray(b'\xb4'), '=44': bytearray(b'D'), '=34': bytearray(b'4'), '=7F': bytearray(b'\x7f'), '=13': bytearray(b'\x13'), '=5A': bytearray(b'Z'), '=EE': bytearray(b'\xee'), '=49': bytearray(b'I'), '=b2': bytearray(b'\xb2'), '=4f': bytearray(b'O'), '=96': bytearray(b'\x96'), '=F8': bytearray(b'\xf8'), '=c8': bytearray(b'\xc8'), '=da': bytearray(b'\xda'), '=d0': bytearray(b'\xd0'), '=14': bytearray(b'\x14'), '=9C': bytearray(b'\x9c'), '=3E': bytearray(b'>'), '=9e': bytearray(b'\x9e'), '=DB': bytearray(b'\xdb'), '=87': bytearray(b'\x87'), '=7e': bytearray(b'~'), '=70': bytearray(b'p'), '=21': bytearray(b'!'), '=ea': bytearray(b'\xea'), '=6C': bytearray(b'l'), '=37': bytearray(b'7'), '=4d': bytearray(b'M'), '=CC': bytearray(b'\xcc'), '=36': bytearray(b'6'), '=c5': bytearray(b'\xc5'), '=FB': bytearray(b'\xfb'), '=A0': bytearray(b'\xa0'), '=ae': bytearray(b'\xae'), '=59': bytearray(b'Y'), '=a8': bytearray(b'\xa8'), '=ba': bytearray(b'\xba'), '=DF': bytearray(b'\xdf'), '=be': bytearray(b'\xbe'), '=63': bytearray(b'c'), '=fd': bytearray(b'\xfd'), '=9A': bytearray(b'\x9a'), '=de': bytearray(b'\xde'), '=DE': bytearray(b'\xde'), '=B1': bytearray(b'\xb1'), '=29': bytearray(b')'), '=46': bytearray(b'F'), '=5e': bytearray(b'^'), '=5E': bytearray(b'^'), '=e8': bytearray(b'\xe8'), '=83': bytearray(b'\x83'), '=bf': bytearray(b'\xbf'), '=b4': bytearray(b'\xb4'), '=8a': bytearray(b'\x8a'), '=0a': bytearray(b'\n'), '=E0': bytearray(b'\xe0'), '=69': bytearray(b'i'), '=e3': bytearray(b'\xe3'), '=f0': bytearray(b'\xf0'), '=8F': bytearray(b'\x8f')}

ifheader==None:
return" "
result=bytearray(header, encoding='utf-8')
match=re.findall(r'(=[?])(GBK|gbk|UTF-8|utf-8|GB2312|gb2312)([?][QqBb][?])(.*?)([?]=)', header)
encode=''
foriinrange(len(match)):
encode=match[i][1]
form=match[i][2]
content=match[i][3]
ifform=='?Q?'orform=='?q?':
ma=re.findall(r'=[0-9a-fA-F][0-9a-fA-F]', content)
content_ba=bytearray(content, encoding='utf-8')
fornuminma:
content_ba=content_ba.replace(bytearray(num, encoding='utf-8'), dic[num])
result=result.replace(
bytearray(match[i][0]+match[i][1]+match[i][2]+match[i][3]+match[i][4], encoding='utf-8'),
content_ba)
else:
content=base64.b64decode(content)
result=result.replace(
bytearray(match[i][0] +match[i][1] +match[i][2] +match[i][3] +match[i][4], encoding='utf-8'),
bytearray(content))
ifencode=='':
encode='utf-8'
try:
result=str(result.replace(bytearray('\r\n ', encoding=encode), bytearray('', encoding=encode))
 .replace(bytearray('\r', encoding=encode), bytearray('', encoding=encode))
 .replace(bytearray('\n', encoding=encode), bytearray('', encoding=encode))
 .replace(bytearray('\t', encoding=encode), bytearray('', encoding=encode)), encoding=encode)
except:
result=str(result.replace(bytearray('\r\n ', encoding="GBK"), bytearray('', encoding="GBK"))
 .replace(bytearray('\n', encoding="GBK"), bytearray('', encoding="GBK"))
 .replace(bytearray('\r', encoding="GBK"), bytearray('', encoding="GBK"))
 .replace(bytearray('\t', encoding="GBK"), bytearray('', encoding="GBK")), encoding="GBK")
traceback.print_exc()
print("error str: ")
print(result)
returnresult

defFetchFromMailbox(mailboxName, numMails=0):
s=IMAP4('imap.%s.com'%mailboxName)
file=open("sinamima.txt")
pwd=file.read()
# pwd = input("password: ")
s.login('zkycaesar', pwd)
rsp, msg_num=s.select('INBOX', False)
conn=sqlite3.connect('test.db')
conn.execute('''CREATE TABLE IF NOT EXISTS ?
 (MAILID INT NOT NULL,
 SUBJECT TEXT NOT NULL,
 MFROM TEXT NOT NULL,
 MTO TEXT NOT NULL,
 MDATE TEXT NOT NULL,
 CONTENTPLAIN TEXT,
 CONTENTHTML TEXT,
 ATTACHNAMES TEXT);''', (mailboxName+"mails",))
conn.execute("DELETE FROM ?", (mailboxName+"mails",))
conn.commit()
ifnumMails==0:
numMails=int(msg_num[0])
foriinrange(numMails):
print(i)
try_num=0
mail_id=int(msg_num[0]) -i
whileTrue:
try:
rsp, data=s.fetch(str(mail_id), '(RFC822)')
except:
iftry_num<2:
continue
try_num+=1
else:
break
break
emailData=email.message_from_bytes(data[0][1])

# print(emailData.get('to'))
mto=EncryptData(parseMailHeader(emailData.get('to')))
# print(emailData.get('from'))
mfrom=EncryptData(parseMailHeader(emailData.get('from')))
# print(emailData.get('subject'))
msubject=EncryptData(parseMailHeader(emailData.get('subject')))
mdate=EncryptData(emailData.get('date'))
mcontent_html=""
mcontent_plain=""
mattach_names=""

ifemailData.is_multipart():
partNum=0
forpartinemailData.walk():
partNum+=1
ctype=part.get_content_type()
# print(ctype)
name=part.get_param('name')
ifname:
dir_name="attachment/%s/mail#%d/"% (mailboxName, mail_id)
ifnotos.path.isdir(dir_name):
os.makedirs(dir_name)
name=parseMailHeader(name)
data=part.get_payload(decode=True) # 解码出附件数据，然后存储到文件中
f=open(dir_name+name, 'wb') # 注意一定要用wb来打开文件，因为附件一般都是二进制文件
mattach_names+="\r\n%s"%name
f.write(data)
f.close()
elifctype=='text/html':
mcontent_html=part.get_payload(decode=True)
elifctype=='text/plain':
mcontent_plain=part.get_payload(decode=True)
else:
mcontent_html=emailData.get_payload(decode=True)

mcontent_html=EncryptData(mcontent_html)
mcontent_plain=EncryptData(mcontent_plain)
mattach_names=EncryptData(mattach_names)

conn.execute("INSERT INTO ? (MAILID,SUBJECT,MFROM,MTO,MDATE,CONTENTPLAIN,CONTENTHTML,ATTACHNAMES) \
 VALUES (?,?,?,?,?,?,?,?)", (mailboxName+"mails", mail_id, msubject, mfrom, mto, mdate, mcontent_plain, mcontent_html, mattach_names));

conn.commit()

if__name__=='__main__':
# conn = sqlite3.connect('test.db')
# conn.execute("drop table MAILS")
# conn.commit()
# FetchFromMailbox("sina", 50)

# app = QApplication(sys.argv)
# window = UI()
# window.show()
# sys.exit(app.exec_())

# conn = sqlite3.connect('test.db')
# cursor = conn.execute("SELECT SUBJECT,MFROM,MTO,MDATE,CONTENTPLAIN,CONTENTHTML,ATTACHNAMES from MAILS")
# for row in cursor:
# for i in range(7):
# try:
# print(str(DecryptData(row[i]), encoding='utf-8'))
# except:
# print(str(DecryptData(row[i]), encoding='GBK'))
# print("\n")

mailboxName="sina"
s=IMAP4('imap.%s.com'%mailboxName)
file=open("sinamima.txt")
pwd=file.read()
s.login('zkycaesar', pwd)
rsp, msg_num=s.select('TRASH', False)
fromimaplibimportIMAP4
importemail
importbase64
importsys
importsignal
importos
importtraceback
importre
importsqlite3
fromCrypto.CipherimportAES
fromPyQt5.QtWidgetsimportQApplication, QWidget, QHBoxLayout, QVBoxLayout, QLabel, QListView, QStyledItemDelegate,\
QStyle, QStyleOptionButton, QPushButton, QMainWindow, QTreeWidget, QTreeWidgetItem
fromPyQt5.QtCoreimportQSize, Qt, QRectF, QPoint, QRect, QEvent
fromPyQt5.QtGuiimportQIcon, QFont, QStandardItemModel, QStandardItem, QPainter, QPen, QFontMetrics
fromPyQt5.QtWebEngineWidgetsimportQWebEngineView

roles= {"from": Qt.UserRole+1, "subject": Qt.UserRole+2, "date": Qt.UserRole+3, "content": Qt.UserRole+4, "checked": Qt.UserRole+5}

classmailViewDelegate(QStyledItemDelegate):
def__init__(self):
super().__init__()
self.iconSize=QSize(40, 40)
self.padding=5

defsizeHint(self, option, index):
headerFont=QFont("times", 10)
headerFont.setBold(True)
subjectFont=QFont("times", 10)
headerFm=QFontMetrics(headerFont)
subjectFm=QFontMetrics(subjectFont)

headerRect=headerFm.boundingRect(0, 0, option.rect.width() -self.iconSize.width(), 0,
Qt.AlignLeft|Qt.AlignTop|Qt.TextWordWrap, index.data(roles['from']))
subheaderRect=subjectFm.boundingRect(0, 0, option.rect.width() -self.iconSize.width(), 0,
Qt.AlignLeft|Qt.AlignTop|Qt.TextWordWrap,
index.data(roles['subject']))
size=QSize(option.rect.width(), headerRect.height() +subheaderRect.height() +3*self.padding)

ifsize.height() <self.iconSize.height():
size.setHeight(self.iconSize.height())
returnsize

defpaint(self, painter, option, index):
self.initStyleOption(option, index)
painter.save()
ifoption.state&QStyle.State_Selected:
painter.fillRect(option.rect, option.palette.highlight())

checkBox=QStyleOptionButton()
checkBox.rect=self.getCheckBoxRect(option)
checked=bool(index.model().data(index, roles['checked']))
ifchecked:
checkBox.state|=QStyle.State_On
else:
checkBox.state|=QStyle.State_Off
QApplication.style().drawControl(QStyle.CE_CheckBox, checkBox, painter)

headerText=index.data(roles['from'])
subjectText=index.data(roles['subject'])

headerFont=QFont("times", 10)
headerFont.setBold(True)
subjectFont=QFont("times", 10)
headerFm=QFontMetrics(headerFont)
subjectFm=QFontMetrics(subjectFont)

headerRect=headerFm.boundingRect(option.rect.left() +self.iconSize.width(), option.rect.top() +self.padding,
option.rect.width() -self.iconSize.width(), 0,
Qt.AlignLeft|Qt.AlignTop|Qt.TextWordWrap, headerText)
subjectRect=subjectFm.boundingRect(headerRect.left(), headerRect.bottom() +self.padding,
option.rect.width() -self.iconSize.width(), 0,
Qt.AlignLeft|Qt.AlignTop|Qt.TextWordWrap, subjectText)

painter.setPen(Qt.black)

painter.setFont(headerFont)
painter.drawText(headerRect, Qt.AlignLeft|Qt.AlignTop|Qt.TextWordWrap, headerText)

painter.setFont(subjectFont)
painter.drawText(subjectRect, Qt.AlignLeft|Qt.AlignTop|Qt.TextWordWrap, subjectText)

painter.setPen(Qt.gray)
painter.drawLine(option.rect.left(), option.rect.bottom(), option.rect.right(), option.rect.bottom())


painter.restore()

defeditorEvent(self, event, model, option, index):
# Do not change the checkbox-state
ifevent.type() ==QEvent.MouseButtonReleaseorevent.type() ==QEvent.MouseButtonDblClick:
ifevent.button() !=Qt.LeftButtonornotself.getCheckBoxRect(option).contains(event.pos()):
returnFalse
ifevent.type() ==QEvent.MouseButtonDblClick:
returnTrue
# elif event.type() == QEvent.KeyPress:
# if event.key() != Qt.Key_Space and event.key() !=Qt.Key_Select:
# return False
else:
returnFalse
# Change the checkbox-state
self.setModelData(None, model, index)
returnTrue

defsetModelData(self, editor, model, index):
newValue=notbool(index.model().data(index, roles['checked']))
model.setData(index, newValue, roles['checked'])

defgetCheckBoxRect(self, option):
check_box_style_option=QStyleOptionButton()
check_box_rect=QApplication.style().subElementRect(QStyle.SE_CheckBoxIndicator,
check_box_style_option, None)
check_box_point=QPoint(option.rect.x() +check_box_rect.width() /2,
option.rect.y() +check_box_rect.height() /2)
returnQRect(check_box_point, check_box_rect.size())


classUI(QMainWindow):
def__init__(self):
super().__init__()
self.setWindowTitle("Mailbox")
conn=sqlite3.connect('test.db')
cursor=conn.execute("SELECT COUNT(*) from MAILS")
self.totalMailCount=cursor.fetchone()[0]
self.currentPage=1
self.mailItemList= []
self.mailListModel=QStandardItemModel()
self.fetchFromDB(self.currentPage)
self.initUI()

deffetchFromDB(self, page, mailboxName):
conn=sqlite3.connect('test.db')
pageOffset=str((page-1)*20+1)
cursor=conn.execute("SELECT * from ? LIMIT 20 OFFSET ?", (mailboxName+"mails", pageOffset,))
self.mailItemList= []
self.mailListModel.removeRows(0, self.mailListModel.rowCount())
rowNum=0
forrowincursor:
mailItem=QStandardItem()
mailItem.setEditable(False)
mailItem.setData(False, roles['checked'])
try:
mailItem.setData(str(DecryptData(row[2]), encoding='utf-8'), roles['from'])
except:
mailItem.setData(str(DecryptData(row[2]), encoding='GBK'), roles['from'])
try:
mailItem.setData(str(DecryptData(row[1]), encoding='utf-8'), roles['subject'])
except:
mailItem.setData(str(DecryptData(row[1]), encoding='GBK'), roles['subject'])
try:
mailItem.setData(str(DecryptData(row[6]), encoding='utf-8'), roles['content'])
except:
mailItem.setData(str(DecryptData(row[6]), encoding='GBK'), roles['content'])
try:
mailItem.setData(str(DecryptData(row[4]), encoding='utf-8'), roles['date'])
except:
mailItem.setData(str(DecryptData(row[4]), encoding='GBK'), roles['date'])

self.mailItemList.append(mailItem)
self.mailListModel.appendRow(self.mailItemList[rowNum])
rowNum+=1

definitUI(self):
menubar=self.menuBar()
menubar.addMenu('&File')
menubar.addMenu('&Edit')
menubar.addMenu('&View')
windowLayout=QHBoxLayout()

self.mailListView=QListView()
viewDelegate=mailViewDelegate()
self.mailListView.setModel(self.mailListModel)
self.mailListView.setItemDelegate(viewDelegate)
self.mailListView.clicked.connect(self.itemClicked)

self.lastPageButton=QPushButton()
self.lastPageButton.setText("上一页")
self.lastPageButton.clicked.connect(self.lastPageButtonClicked)
ifself.currentPage==1:
self.lastPageButton.setEnabled(False)
self.pageCount=QLabel()
self.pageCount.setText(str(self.currentPage))
self.nextPageButton=QPushButton()
self.nextPageButton.setText("下一页")
self.nextPageButton.clicked.connect(self.nextPageButtonClicked)
ifself.currentPage*20>=self.totalMailCount:
self.nextPageButton.setEnabled(False)
buttonLayout=QHBoxLayout()
buttonLayout.addStretch(1)
buttonLayout.addWidget(self.lastPageButton)
buttonLayout.addWidget(self.pageCount)
buttonLayout.addWidget(self.nextPageButton)
buttonBoxView=QWidget()
buttonBoxView.setLayout(buttonLayout)

viewLeft=QWidget()
layoutLeft=QVBoxLayout()
layoutLeft.addWidget(self.mailListView)
layoutLeft.addWidget(buttonBoxView)
viewLeft.setLayout(layoutLeft)
windowLayout.addWidget(viewLeft)

self.mailSubject=QLabel()
self.mailSubject.setText(self.mailItemList[0].data(roles['subject']))
qFont1=QFont("Helvetica")
qFont1.setBold(True)
qFont1.setPointSize(15)
self.mailSubject.setFont(qFont1)

self.mailFrom=QLabel()
self.mailFrom.setText("发件人："+self.mailItemList[0].data(roles['from']))
qFont2=QFont("serif")
qFont2.setBold(False)
qFont2.setPointSize(10)
self.mailFrom.setFont(qFont2)

self.mailDate=QLabel()
self.mailDate.setText("时 间："+self.mailItemList[0].data(roles['date']))
qFont2=QFont("serif")
qFont2.setBold(False)
qFont2.setPointSize(10)
self.mailDate.setFont(qFont2)

self.webView=QWebEngineView()
self.webView.setHtml(self.mailItemList[0].data(roles['content']))

layoutRight=QVBoxLayout()
layoutRight.addWidget(self.mailSubject)
layoutRight.addWidget(self.mailFrom)
layoutRight.addWidget(self.mailDate)
layoutRight.addWidget(self.webView)
viewRight=QWidget()
viewRight.setLayout(layoutRight)
windowLayout.addWidget(viewRight)

windowView=QWidget()
windowView.setLayout(windowLayout)
self.setCentralWidget(windowView)
# self.setLayout(windowLayout)

deflastPageButtonClicked(self, checked):
ifself.currentPage>1:
self.currentPage-=1
self.nextPageButton.setEnabled(True)
self.pageCount.setText(str(self.currentPage))
self.fetchFromDB(self.currentPage)
self.mailListView.repaint()
ifself.currentPage==1:
self.lastPageButton.setEnabled(False)

defnextPageButtonClicked(self, checked):
ifself.currentPage*20<self.totalMailCount:
self.currentPage+=1
self.lastPageButton.setEnabled(True)
self.pageCount.setText(str(self.currentPage))
self.fetchFromDB(self.currentPage)
self.mailListView.repaint()
ifself.currentPage*20>=self.totalMailCount:
self.nextPageButton.setEnabled(False)

defitemClicked(self, index):
ifindex.model().data(index, roles['subject']) !=self.mailSubject.text():
self.mailSubject.setText(index.model().data(index, roles['subject']))
self.mailFrom.setText("发件人："+index.model().data(index, roles['from']))
self.mailDate.setText("时 间："+index.model().data(index, roles['date']))
self.webView.setHtml(index.model().data(index, roles['content']))


defEncryptData(plainText):
file=open("mima.txt")
key=file.read()
obj=AES.new(key, AES.MODE_ECB)
ifisinstance(plainText, str):
ba=bytearray(plainText, encoding='utf-8')
else:
ba=bytearray(plainText)
length=32-len(ba) %16
byt=bytearray(length)
foriinrange(length):
byt[i] =length
result=ba+byt
returnobj.encrypt(bytes(result))

defDecryptData(crypto):
file=open("mima.txt")
key=file.read()
obj=AES.new(key, AES.MODE_ECB)
br=bytearray(obj.decrypt(crypto))
br=br[0: (-br[-1])]
returnbytes(br)

defbuildDicForParseHeader():
dic= {}
foriinrange(256):
i_key1=hex(i)
iflen(i_key1) ==3:
i_key1=i_key1.replace("0x", "=0")
else:
i_key1=i_key1.replace("0x", "=")
i_key2=i_key1.upper()
# i_key1 = bytearray(i_key1, encoding='utf-8')
# i_key2 = bytearray(i_key2, encoding='utf-8')
i_value=bytearray(1)
i_value[0] =i
dic[i_key1] =i_value
dic[i_key2] =i_value
returndic

defparseMailHeader(header):
"""此函数用于解析email header中的to，from，subject部分.
 """
dic= {'=CE': bytearray(b'\xce'), '=a5': bytearray(b'\xa5'), '=8B': bytearray(b'\x8b'), '=57': bytearray(b'W'), '=80': bytearray(b'\x80'), '=9d': bytearray(b'\x9d'), '=AE': bytearray(b'\xae'), '=43': bytearray(b'C'), '=09': bytearray(b'\t'), '=bd': bytearray(b'\xbd'), '=D0': bytearray(b'\xd0'), '=E9': bytearray(b'\xe9'), '=0C': bytearray(b'\x0c'), '=55': bytearray(b'U'), '=C8': bytearray(b'\xc8'), '=12': bytearray(b'\x12'), '=1f': bytearray(b'\x1f'), '=23': bytearray(b'#'), '=F9': bytearray(b'\xf9'), '=16': bytearray(b'\x16'), '=1A': bytearray(b'\x1a'), '=2B': bytearray(b'+'), '=3a': bytearray(b':'), '=94': bytearray(b'\x94'), '=0d': bytearray(b'\r'), '=40': bytearray(b'@'), '=74': bytearray(b't'), '=D4': bytearray(b'\xd4'), '=CB': bytearray(b'\xcb'), '=c6': bytearray(b'\xc6'), '=9b': bytearray(b'\x9b'), '=f5': bytearray(b'\xf5'), '=0b': bytearray(b'\x0b'), '=97': bytearray(b'\x97'), '=E5': bytearray(b'\xe5'), '=FD': bytearray(b'\xfd'), '=fa': bytearray(b'\xfa'), '=8A': bytearray(b'\x8a'), '=75': bytearray(b'u'), '=8d': bytearray(b'\x8d'), '=5c': bytearray(b'\\'), '=33': bytearray(b'3'), '=d8': bytearray(b'\xd8'), '=4D': bytearray(b'M'), '=4e': bytearray(b'N'), '=1c': bytearray(b'\x1c'), '=4c': bytearray(b'L'), '=4C': bytearray(b'L'), '=d7': bytearray(b'\xd7'), '=ad': bytearray(b'\xad'), '=ec': bytearray(b'\xec'), '=AD': bytearray(b'\xad'), '=fc': bytearray(b'\xfc'), '=ac': bytearray(b'\xac'), '=24': bytearray(b'$'), '=81': bytearray(b'\x81'), '=a6': bytearray(b'\xa6'), '=4B': bytearray(b'K'), '=5a': bytearray(b'Z'), '=d5': bytearray(b'\xd5'), '=6e': bytearray(b'n'), '=65': bytearray(b'e'), '=A2': bytearray(b'\xa2'), '=F6': bytearray(b'\xf6'), '=F4': bytearray(b'\xf4'), '=1e': bytearray(b'\x1e'), '=90': bytearray(b'\x90'), '=93': bytearray(b'\x93'), '=BB': bytearray(b'\xbb'), '=B5': bytearray(b'\xb5'), '=2e': bytearray(b'.'), '=c3': bytearray(b'\xc3'), '=9D': bytearray(b'\x9d'), '=64': bytearray(b'd'), '=CD': bytearray(b'\xcd'), '=1E': bytearray(b'\x1e'), '=7B': bytearray(b'{'), '=22': bytearray(b'"'), '=04': bytearray(b'\x04'), '=79': bytearray(b'y'), '=7D': bytearray(b'}'), '=2E': bytearray(b'.'), '=8D': bytearray(b'\x8d'), '=ed': bytearray(b'\xed'), '=A6': bytearray(b'\xa6'), '=85': bytearray(b'\x85'), '=e9': bytearray(b'\xe9'), '=2A': bytearray(b'*'), '=47': bytearray(b'G'), '=2b': bytearray(b'+'), '=d9': bytearray(b'\xd9'), '=AF': bytearray(b'\xaf'), '=E3': bytearray(b'\xe3'), '=d6': bytearray(b'\xd6'), '=25': bytearray(b'%'), '=0B': bytearray(b'\x0b'), '=f8': bytearray(b'\xf8'), '=51': bytearray(b'Q'), '=82': bytearray(b'\x82'), '=18': bytearray(b'\x18'), '=F1': bytearray(b'\xf1'), '=C6': bytearray(b'\xc6'), '=91': bytearray(b'\x91'), '=2C': bytearray(b','), '=6F': bytearray(b'o'), '=FF': bytearray(b'\xff'), '=07': bytearray(b'\x07'), '=C9': bytearray(b'\xc9'), '=BE': bytearray(b'\xbe'), '=C3': bytearray(b'\xc3'), '=1d': bytearray(b'\x1d'), '=3c': bytearray(b'<'), '=8E': bytearray(b'\x8e'), '=6f': bytearray(b'o'), '=af': bytearray(b'\xaf'), '=35': bytearray(b'5'), '=B9': bytearray(b'\xb9'), '=4A': bytearray(b'J'), '=6A': bytearray(b'j'), '=60': bytearray(b'`'), '=3d': bytearray(b'='), '=41': bytearray(b'A'), '=c2': bytearray(b'\xc2'), '=3D': bytearray(b'='), '=EA': bytearray(b'\xea'), '=5f': bytearray(b'_'), '=F3': bytearray(b'\xf3'), '=3F': bytearray(b'?'), '=9F': bytearray(b'\x9f'), '=a2': bytearray(b'\xa2'), '=C5': bytearray(b'\xc5'), '=B0': bytearray(b'\xb0'), '=42': bytearray(b'B'), '=84': bytearray(b'\x84'), '=5C': bytearray(b'\\'), '=0E': bytearray(b'\x0e'), '=b7': bytearray(b'\xb7'), '=A5': bytearray(b'\xa5'), '=0f': bytearray(b'\x0f'), '=f7': bytearray(b'\xf7'), '=61': bytearray(b'a'), '=cd': bytearray(b'\xcd'), '=cf': bytearray(b'\xcf'), '=66': bytearray(b'f'), '=2a': bytearray(b'*'), '=ED': bytearray(b'\xed'), '=E7': bytearray(b'\xe7'), '=b8': bytearray(b'\xb8'), '=0D': bytearray(b'\r'), '=b9': bytearray(b'\xb9'), '=bb': bytearray(b'\xbb'), '=a7': bytearray(b'\xa7'), '=53': bytearray(b'S'), '=a9': bytearray(b'\xa9'), '=FA': bytearray(b'\xfa'), '=5d': bytearray(b']'), '=cb': bytearray(b'\xcb'), '=A1': bytearray(b'\xa1'), '=DA': bytearray(b'\xda'), '=54': bytearray(b'T'), '=7C': bytearray(b'|'), '=6c': bytearray(b'l'), '=3b': bytearray(b';'), '=a0': bytearray(b'\xa0'), '=ee': bytearray(b'\xee'), '=d1': bytearray(b'\xd1'), '=B3': bytearray(b'\xb3'), '=2D': bytearray(b'-'), '=30': bytearray(b'0'), '=E6': bytearray(b'\xe6'), '=eb': bytearray(b'\xeb'), '=FE': bytearray(b'\xfe'), '=5F': bytearray(b'_'), '=cc': bytearray(b'\xcc'), '=48': bytearray(b'H'), '=4F': bytearray(b'O'), '=2F': bytearray(b'/'), '=7b': bytearray(b'{'), '=45': bytearray(b'E'), '=e7': bytearray(b'\xe7'), '=e5': bytearray(b'\xe5'), '=e4': bytearray(b'\xe4'), '=c7': bytearray(b'\xc7'), '=9a': bytearray(b'\x9a'), '=7f': bytearray(b'\x7f'), '=1a': bytearray(b'\x1a'), '=72': bytearray(b'r'), '=99': bytearray(b'\x99'), '=58': bytearray(b'X'), '=4E': bytearray(b'N'), '=A7': bytearray(b'\xa7'), '=1D': bytearray(b'\x1d'), '=B2': bytearray(b'\xb2'), '=CF': bytearray(b'\xcf'), '=f1': bytearray(b'\xf1'), '=3f': bytearray(b'?'), '=31': bytearray(b'1'), '=73': bytearray(b's'), '=1b': bytearray(b'\x1b'), '=f9': bytearray(b'\xf9'), '=6d': bytearray(b'm'), '=19': bytearray(b'\x19'), '=c9': bytearray(b'\xc9'), '=C0': bytearray(b'\xc0'), '=B7': bytearray(b'\xb7'), '=2d': bytearray(b'-'), '=d2': bytearray(b'\xd2'), '=aa': bytearray(b'\xaa'), '=3B': bytearray(b';'), '=fe': bytearray(b'\xfe'), '=D1': bytearray(b'\xd1'), '=F7': bytearray(b'\xf7'), '=68': bytearray(b'h'), '=10': bytearray(b'\x10'), '=38': bytearray(b'8'), '=02': bytearray(b'\x02'), '=8b': bytearray(b'\x8b'), '=F2': bytearray(b'\xf2'), '=EF': bytearray(b'\xef'), '=1C': bytearray(b'\x1c'), '=ca': bytearray(b'\xca'), '=d4': bytearray(b'\xd4'), '=56': bytearray(b'V'), '=e1': bytearray(b'\xe1'), '=32': bytearray(b'2'), '=FC': bytearray(b'\xfc'), '=1B': bytearray(b'\x1b'), '=01': bytearray(b'\x01'), '=c0': bytearray(b'\xc0'), '=8f': bytearray(b'\x8f'), '=b6': bytearray(b'\xb6'), '=95': bytearray(b'\x95'), '=15': bytearray(b'\x15'), '=4b': bytearray(b'K'), '=78': bytearray(b'x'), '=b1': bytearray(b'\xb1'), '=f2': bytearray(b'\xf2'), '=c1': bytearray(b'\xc1'), '=A9': bytearray(b'\xa9'), '=39': bytearray(b'9'), '=BD': bytearray(b'\xbd'), '=e0': bytearray(b'\xe0'), '=D2': bytearray(b'\xd2'), '=ce': bytearray(b'\xce'), '=7E': bytearray(b'~'), '=5B': bytearray(b'['), '=ab': bytearray(b'\xab'), '=50': bytearray(b'P'), '=A3': bytearray(b'\xa3'), '=26': bytearray(b'&'), '=BA': bytearray(b'\xba'), '=D8': bytearray(b'\xd8'), '=1F': bytearray(b'\x1f'), '=7c': bytearray(b'|'), '=a1': bytearray(b'\xa1'), '=2c': bytearray(b','), '=86': bytearray(b'\x86'), '=3A': bytearray(b':'), '=E4': bytearray(b'\xe4'), '=9c': bytearray(b'\x9c'), '=A4': bytearray(b'\xa4'), '=F0': bytearray(b'\xf0'), '=6a': bytearray(b'j'), '=f4': bytearray(b'\xf4'), '=3e': bytearray(b'>'), '=E2': bytearray(b'\xe2'), '=AC': bytearray(b'\xac'), '=05': bytearray(b'\x05'), '=c4': bytearray(b'\xc4'), '=AB': bytearray(b'\xab'), '=0c': bytearray(b'\x0c'), '=77': bytearray(b'w'), '=7A': bytearray(b'z'), '=EB': bytearray(b'\xeb'), '=D6': bytearray(b'\xd6'), '=3C': bytearray(b'<'), '=7d': bytearray(b'}'), '=df': bytearray(b'\xdf'), '=D3': bytearray(b'\xd3'), '=D7': bytearray(b'\xd7'), '=5b': bytearray(b'['), '=52': bytearray(b'R'), '=17': bytearray(b'\x17'), '=2f': bytearray(b'/'), '=6B': bytearray(b'k'), '=62': bytearray(b'b'), '=fb': bytearray(b'\xfb'), '=bc': bytearray(b'\xbc'), '=F5': bytearray(b'\xf5'), '=4a': bytearray(b'J'), '=00': bytearray(b'\x00'), '=7a': bytearray(b'z'), '=89': bytearray(b'\x89'), '=6b': bytearray(b'k'), '=a4': bytearray(b'\xa4'), '=f3': bytearray(b'\xf3'), '=6D': bytearray(b'm'), '=BF': bytearray(b'\xbf'), '=dc': bytearray(b'\xdc'), '=71': bytearray(b'q'), '=9f': bytearray(b'\x9f'), '=20': bytearray(b' '), '=08': bytearray(b'\x08'), '=b0': bytearray(b'\xb0'), '=b5': bytearray(b'\xb5'), '=98': bytearray(b'\x98'), '=76': bytearray(b'v'), '=27': bytearray(b"\'"), '=D5': bytearray(b'\xd5'), '=0A': bytearray(b'\n'), '=ff': bytearray(b'\xff'), '=f6': bytearray(b'\xf6'), '=8c': bytearray(b'\x8c'), '=B6': bytearray(b'\xb6'), '=D9': bytearray(b'\xd9'), '=88': bytearray(b'\x88'), '=dd': bytearray(b'\xdd'), '=5D': bytearray(b']'), '=b3': bytearray(b'\xb3'), '=C7': bytearray(b'\xc7'), '=db': bytearray(b'\xdb'), '=9E': bytearray(b'\x9e'), '=92': bytearray(b'\x92'), '=CA': bytearray(b'\xca'), '=11': bytearray(b'\x11'), '=DD': bytearray(b'\xdd'), '=03': bytearray(b'\x03'), '=67': bytearray(b'g'), '=e6': bytearray(b'\xe6'), '=C4': bytearray(b'\xc4'), '=8C': bytearray(b'\x8c'), '=C1': bytearray(b'\xc1'), '=BC': bytearray(b'\xbc'), '=0e': bytearray(b'\x0e'), '=0F': bytearray(b'\x0f'), '=EC': bytearray(b'\xec'), '=6E': bytearray(b'n'), '=DC': bytearray(b'\xdc'), '=e2': bytearray(b'\xe2'), '=28': bytearray(b'('), '=8e': bytearray(b'\x8e'), '=a3': bytearray(b'\xa3'), '=C2': bytearray(b'\xc2'), '=A8': bytearray(b'\xa8'), '=9B': bytearray(b'\x9b'), '=ef': bytearray(b'\xef'), '=d3': bytearray(b'\xd3'), '=06': bytearray(b'\x06'), '=E1': bytearray(b'\xe1'), '=AA': bytearray(b'\xaa'), '=B8': bytearray(b'\xb8'), '=E8': bytearray(b'\xe8'), '=B4': bytearray(b'\xb4'), '=44': bytearray(b'D'), '=34': bytearray(b'4'), '=7F': bytearray(b'\x7f'), '=13': bytearray(b'\x13'), '=5A': bytearray(b'Z'), '=EE': bytearray(b'\xee'), '=49': bytearray(b'I'), '=b2': bytearray(b'\xb2'), '=4f': bytearray(b'O'), '=96': bytearray(b'\x96'), '=F8': bytearray(b'\xf8'), '=c8': bytearray(b'\xc8'), '=da': bytearray(b'\xda'), '=d0': bytearray(b'\xd0'), '=14': bytearray(b'\x14'), '=9C': bytearray(b'\x9c'), '=3E': bytearray(b'>'), '=9e': bytearray(b'\x9e'), '=DB': bytearray(b'\xdb'), '=87': bytearray(b'\x87'), '=7e': bytearray(b'~'), '=70': bytearray(b'p'), '=21': bytearray(b'!'), '=ea': bytearray(b'\xea'), '=6C': bytearray(b'l'), '=37': bytearray(b'7'), '=4d': bytearray(b'M'), '=CC': bytearray(b'\xcc'), '=36': bytearray(b'6'), '=c5': bytearray(b'\xc5'), '=FB': bytearray(b'\xfb'), '=A0': bytearray(b'\xa0'), '=ae': bytearray(b'\xae'), '=59': bytearray(b'Y'), '=a8': bytearray(b'\xa8'), '=ba': bytearray(b'\xba'), '=DF': bytearray(b'\xdf'), '=be': bytearray(b'\xbe'), '=63': bytearray(b'c'), '=fd': bytearray(b'\xfd'), '=9A': bytearray(b'\x9a'), '=de': bytearray(b'\xde'), '=DE': bytearray(b'\xde'), '=B1': bytearray(b'\xb1'), '=29': bytearray(b')'), '=46': bytearray(b'F'), '=5e': bytearray(b'^'), '=5E': bytearray(b'^'), '=e8': bytearray(b'\xe8'), '=83': bytearray(b'\x83'), '=bf': bytearray(b'\xbf'), '=b4': bytearray(b'\xb4'), '=8a': bytearray(b'\x8a'), '=0a': bytearray(b'\n'), '=E0': bytearray(b'\xe0'), '=69': bytearray(b'i'), '=e3': bytearray(b'\xe3'), '=f0': bytearray(b'\xf0'), '=8F': bytearray(b'\x8f')}

ifheader==None:
return" "
result=bytearray(header, encoding='utf-8')
match=re.findall(r'(=[?])(GBK|gbk|UTF-8|utf-8|GB2312|gb2312)([?][QqBb][?])(.*?)([?]=)', header)
encode=''
foriinrange(len(match)):
encode=match[i][1]
form=match[i][2]
content=match[i][3]
ifform=='?Q?'orform=='?q?':
ma=re.findall(r'=[0-9a-fA-F][0-9a-fA-F]', content)
content_ba=bytearray(content, encoding='utf-8')
fornuminma:
content_ba=content_ba.replace(bytearray(num, encoding='utf-8'), dic[num])
result=result.replace(
bytearray(match[i][0]+match[i][1]+match[i][2]+match[i][3]+match[i][4], encoding='utf-8'),
content_ba)
else:
content=base64.b64decode(content)
result=result.replace(
bytearray(match[i][0] +match[i][1] +match[i][2] +match[i][3] +match[i][4], encoding='utf-8'),
bytearray(content))
ifencode=='':
encode='utf-8'
try:
result=str(result.replace(bytearray('\r\n ', encoding=encode), bytearray('', encoding=encode))
 .replace(bytearray('\r', encoding=encode), bytearray('', encoding=encode))
 .replace(bytearray('\n', encoding=encode), bytearray('', encoding=encode))
 .replace(bytearray('\t', encoding=encode), bytearray('', encoding=encode)), encoding=encode)
except:
result=str(result.replace(bytearray('\r\n ', encoding="GBK"), bytearray('', encoding="GBK"))
 .replace(bytearray('\n', encoding="GBK"), bytearray('', encoding="GBK"))
 .replace(bytearray('\r', encoding="GBK"), bytearray('', encoding="GBK"))
 .replace(bytearray('\t', encoding="GBK"), bytearray('', encoding="GBK")), encoding="GBK")
traceback.print_exc()
print("error str: ")
print(result)
returnresult

defFetchFromMailbox(mailboxName, numMails=0):
s=IMAP4('imap.%s.com'%mailboxName)
file=open("sinamima.txt")
pwd=file.read()
# pwd = input("password: ")
s.login('zkycaesar', pwd)
rsp, msg_num=s.select('INBOX', False)
conn=sqlite3.connect('test.db')
conn.execute('''CREATE TABLE IF NOT EXISTS ?
 (MAILID INT NOT NULL,
 SUBJECT TEXT NOT NULL,
 MFROM TEXT NOT NULL,
 MTO TEXT NOT NULL,
 MDATE TEXT NOT NULL,
 CONTENTPLAIN TEXT,
 CONTENTHTML TEXT,
 ATTACHNAMES TEXT);''', (mailboxName+"mails",))
conn.execute("DELETE FROM ?", (mailboxName+"mails",))
conn.commit()
ifnumMails==0:
numMails=int(msg_num[0])
foriinrange(numMails):
print(i)
try_num=0
mail_id=int(msg_num[0]) -i
whileTrue:
try:
rsp, data=s.fetch(str(mail_id), '(RFC822)')
except:
iftry_num<2:
continue
try_num+=1
else:
break
break
emailData=email.message_from_bytes(data[0][1])

# print(emailData.get('to'))
mto=EncryptData(parseMailHeader(emailData.get('to')))
# print(emailData.get('from'))
mfrom=EncryptData(parseMailHeader(emailData.get('from')))
# print(emailData.get('subject'))
msubject=EncryptData(parseMailHeader(emailData.get('subject')))
mdate=EncryptData(emailData.get('date'))
mcontent_html=""
mcontent_plain=""
mattach_names=""

ifemailData.is_multipart():
partNum=0
forpartinemailData.walk():
partNum+=1
ctype=part.get_content_type()
# print(ctype)
name=part.get_param('name')
ifname:
dir_name="attachment/%s/mail#%d/"% (mailboxName, mail_id)
ifnotos.path.isdir(dir_name):
os.makedirs(dir_name)
name=parseMailHeader(name)
data=part.get_payload(decode=True) # 解码出附件数据，然后存储到文件中
f=open(dir_name+name, 'wb') # 注意一定要用wb来打开文件，因为附件一般都是二进制文件
mattach_names+="\r\n%s"%name
f.write(data)
f.close()
elifctype=='text/html':
mcontent_html=part.get_payload(decode=True)
elifctype=='text/plain':
mcontent_plain=part.get_payload(decode=True)
else:
mcontent_html=emailData.get_payload(decode=True)

mcontent_html=EncryptData(mcontent_html)
mcontent_plain=EncryptData(mcontent_plain)
mattach_names=EncryptData(mattach_names)

conn.execute("INSERT INTO ? (MAILID,SUBJECT,MFROM,MTO,MDATE,CONTENTPLAIN,CONTENTHTML,ATTACHNAMES) \
 VALUES (?,?,?,?,?,?,?,?)", (mailboxName+"mails", mail_id, msubject, mfrom, mto, mdate, mcontent_plain, mcontent_html, mattach_names));

conn.commit()

if__name__=='__main__':
# conn = sqlite3.connect('test.db')
# conn.execute("drop table MAILS")
# conn.commit()
# FetchFromMailbox("sina", 50)

# app = QApplication(sys.argv)
# window = UI()
# window.show()
# sys.exit(app.exec_())

# conn = sqlite3.connect('test.db')
# cursor = conn.execute("SELECT SUBJECT,MFROM,MTO,MDATE,CONTENTPLAIN,CONTENTHTML,ATTACHNAMES from MAILS")
# for row in cursor:
# for i in range(7):
# try:
# print(str(DecryptData(row[i]), encoding='utf-8'))
# except:
# print(str(DecryptData(row[i]), encoding='GBK'))
# print("\n")

mailboxName="sina"
s=IMAP4('imap.%s.com'%mailboxName)
file=open("sinamima.txt")
pwd=file.read()
s.login('zkycaesar', pwd)
rsp, msg_num=s.select('TRASH', False)
fromimaplibimportIMAP4
importemail
importbase64
importsys
importsignal
importos
importtraceback
importre
importsqlite3
fromCrypto.CipherimportAES
fromPyQt5.QtWidgetsimportQApplication, QWidget, QHBoxLayout, QVBoxLayout, QLabel, QListView, QStyledItemDelegate,\
QStyle, QStyleOptionButton, QPushButton, QMainWindow, QTreeWidget, QTreeWidgetItem
fromPyQt5.QtCoreimportQSize, Qt, QRectF, QPoint, QRect, QEvent
fromPyQt5.QtGuiimportQIcon, QFont, QStandardItemModel, QStandardItem, QPainter, QPen, QFontMetrics
fromPyQt5.QtWebEngineWidgetsimportQWebEngineView

roles= {"from": Qt.UserRole+1, "subject": Qt.UserRole+2, "date": Qt.UserRole+3, "content": Qt.UserRole+4, "checked": Qt.UserRole+5}

classmailViewDelegate(QStyledItemDelegate):
def__init__(self):
super().__init__()
self.iconSize=QSize(40, 40)
self.padding=5

defsizeHint(self, option, index):
headerFont=QFont("times", 10)
headerFont.setBold(True)
subjectFont=QFont("times", 10)
headerFm=QFontMetrics(headerFont)
subjectFm=QFontMetrics(subjectFont)

headerRect=headerFm.boundingRect(0, 0, option.rect.width() -self.iconSize.width(), 0,
Qt.AlignLeft|Qt.AlignTop|Qt.TextWordWrap, index.data(roles['from']))
subheaderRect=subjectFm.boundingRect(0, 0, option.rect.width() -self.iconSize.width(), 0,
Qt.AlignLeft|Qt.AlignTop|Qt.TextWordWrap,
index.data(roles['subject']))
size=QSize(option.rect.width(), headerRect.height() +subheaderRect.height() +3*self.padding)

ifsize.height() <self.iconSize.height():
size.setHeight(self.iconSize.height())
returnsize

defpaint(self, painter, option, index):
self.initStyleOption(option, index)
painter.save()
ifoption.state&QStyle.State_Selected:
painter.fillRect(option.rect, option.palette.highlight())

checkBox=QStyleOptionButton()
checkBox.rect=self.getCheckBoxRect(option)
checked=bool(index.model().data(index, roles['checked']))
ifchecked:
checkBox.state|=QStyle.State_On
else:
checkBox.state|=QStyle.State_Off
QApplication.style().drawControl(QStyle.CE_CheckBox, checkBox, painter)

headerText=index.data(roles['from'])
subjectText=index.data(roles['subject'])

headerFont=QFont("times", 10)
headerFont.setBold(True)
subjectFont=QFont("times", 10)
headerFm=QFontMetrics(headerFont)
subjectFm=QFontMetrics(subjectFont)

headerRect=headerFm.boundingRect(option.rect.left() +self.iconSize.width(), option.rect.top() +self.padding,
option.rect.width() -self.iconSize.width(), 0,
Qt.AlignLeft|Qt.AlignTop|Qt.TextWordWrap, headerText)
subjectRect=subjectFm.boundingRect(headerRect.left(), headerRect.bottom() +self.padding,
option.rect.width() -self.iconSize.width(), 0,
Qt.AlignLeft|Qt.AlignTop|Qt.TextWordWrap, subjectText)

painter.setPen(Qt.black)

painter.setFont(headerFont)
painter.drawText(headerRect, Qt.AlignLeft|Qt.AlignTop|Qt.TextWordWrap, headerText)

painter.setFont(subjectFont)
painter.drawText(subjectRect, Qt.AlignLeft|Qt.AlignTop|Qt.TextWordWrap, subjectText)

painter.setPen(Qt.gray)
painter.drawLine(option.rect.left(), option.rect.bottom(), option.rect.right(), option.rect.bottom())


painter.restore()

defeditorEvent(self, event, model, option, index):
# Do not change the checkbox-state
ifevent.type() ==QEvent.MouseButtonReleaseorevent.type() ==QEvent.MouseButtonDblClick:
ifevent.button() !=Qt.LeftButtonornotself.getCheckBoxRect(option).contains(event.pos()):
returnFalse
ifevent.type() ==QEvent.MouseButtonDblClick:
returnTrue
# elif event.type() == QEvent.KeyPress:
# if event.key() != Qt.Key_Space and event.key() !=Qt.Key_Select:
# return False
else:
returnFalse
# Change the checkbox-state
self.setModelData(None, model, index)
returnTrue

defsetModelData(self, editor, model, index):
newValue=notbool(index.model().data(index, roles['checked']))
model.setData(index, newValue, roles['checked'])

defgetCheckBoxRect(self, option):
check_box_style_option=QStyleOptionButton()
check_box_rect=QApplication.style().subElementRect(QStyle.SE_CheckBoxIndicator,
check_box_style_option, None)
check_box_point=QPoint(option.rect.x() +check_box_rect.width() /2,
option.rect.y() +check_box_rect.height() /2)
returnQRect(check_box_point, check_box_rect.size())


classUI(QMainWindow):
def__init__(self):
super().__init__()
self.setWindowTitle("Mailbox")
conn=sqlite3.connect('test.db')
cursor=conn.execute("SELECT COUNT(*) from MAILS")
self.totalMailCount=cursor.fetchone()[0]
self.currentPage=1
self.mailItemList= []
self.mailListModel=QStandardItemModel()
self.fetchFromDB(self.currentPage)
self.initUI()

deffetchFromDB(self, page, mailboxName):
conn=sqlite3.connect('test.db')
pageOffset=str((page-1)*20+1)
cursor=conn.execute("SELECT * from ? LIMIT 20 OFFSET ?", (mailboxName+"mails", pageOffset,))
self.mailItemList= []
self.mailListModel.removeRows(0, self.mailListModel.rowCount())
rowNum=0
forrowincursor:
mailItem=QStandardItem()
mailItem.setEditable(False)
mailItem.setData(False, roles['checked'])
try:
mailItem.setData(str(DecryptData(row[2]), encoding='utf-8'), roles['from'])
except:
mailItem.setData(str(DecryptData(row[2]), encoding='GBK'), roles['from'])
try:
mailItem.setData(str(DecryptData(row[1]), encoding='utf-8'), roles['subject'])
except:
mailItem.setData(str(DecryptData(row[1]), encoding='GBK'), roles['subject'])
try:
mailItem.setData(str(DecryptData(row[6]), encoding='utf-8'), roles['content'])
except:
mailItem.setData(str(DecryptData(row[6]), encoding='GBK'), roles['content'])
try:
mailItem.setData(str(DecryptData(row[4]), encoding='utf-8'), roles['date'])
except:
mailItem.setData(str(DecryptData(row[4]), encoding='GBK'), roles['date'])

self.mailItemList.append(mailItem)
self.mailListModel.appendRow(self.mailItemList[rowNum])
rowNum+=1

definitUI(self):
menubar=self.menuBar()
menubar.addMenu('&File')
menubar.addMenu('&Edit')
menubar.addMenu('&View')
windowLayout=QHBoxLayout()

self.mailListView=QListView()
viewDelegate=mailViewDelegate()
self.mailListView.setModel(self.mailListModel)
self.mailListView.setItemDelegate(viewDelegate)
self.mailListView.clicked.connect(self.itemClicked)

self.lastPageButton=QPushButton()
self.lastPageButton.setText("上一页")
self.lastPageButton.clicked.connect(self.lastPageButtonClicked)
ifself.currentPage==1:
self.lastPageButton.setEnabled(False)
self.pageCount=QLabel()
self.pageCount.setText(str(self.currentPage))
self.nextPageButton=QPushButton()
self.nextPageButton.setText("下一页")
self.nextPageButton.clicked.connect(self.nextPageButtonClicked)
ifself.currentPage*20>=self.totalMailCount:
self.nextPageButton.setEnabled(False)
buttonLayout=QHBoxLayout()
buttonLayout.addStretch(1)
buttonLayout.addWidget(self.lastPageButton)
buttonLayout.addWidget(self.pageCount)
buttonLayout.addWidget(self.nextPageButton)
buttonBoxView=QWidget()
buttonBoxView.setLayout(buttonLayout)

viewLeft=QWidget()
layoutLeft=QVBoxLayout()
layoutLeft.addWidget(self.mailListView)
layoutLeft.addWidget(buttonBoxView)
viewLeft.setLayout(layoutLeft)
windowLayout.addWidget(viewLeft)

self.mailSubject=QLabel()
self.mailSubject.setText(self.mailItemList[0].data(roles['subject']))
qFont1=QFont("Helvetica")
qFont1.setBold(True)
qFont1.setPointSize(15)
self.mailSubject.setFont(qFont1)

self.mailFrom=QLabel()
self.mailFrom.setText("发件人："+self.mailItemList[0].data(roles['from']))
qFont2=QFont("serif")
qFont2.setBold(False)
qFont2.setPointSize(10)
self.mailFrom.setFont(qFont2)

self.mailDate=QLabel()
self.mailDate.setText("时 间："+self.mailItemList[0].data(roles['date']))
qFont2=QFont("serif")
qFont2.setBold(False)
qFont2.setPointSize(10)
self.mailDate.setFont(qFont2)

self.webView=QWebEngineView()
self.webView.setHtml(self.mailItemList[0].data(roles['content']))

layoutRight=QVBoxLayout()
layoutRight.addWidget(self.mailSubject)
layoutRight.addWidget(self.mailFrom)
layoutRight.addWidget(self.mailDate)
layoutRight.addWidget(self.webView)
viewRight=QWidget()
viewRight.setLayout(layoutRight)
windowLayout.addWidget(viewRight)

windowView=QWidget()
windowView.setLayout(windowLayout)
self.setCentralWidget(windowView)
# self.setLayout(windowLayout)

deflastPageButtonClicked(self, checked):
ifself.currentPage>1:
self.currentPage-=1
self.nextPageButton.setEnabled(True)
self.pageCount.setText(str(self.currentPage))
self.fetchFromDB(self.currentPage)
self.mailListView.repaint()
ifself.currentPage==1:
self.lastPageButton.setEnabled(False)

defnextPageButtonClicked(self, checked):
ifself.currentPage*20<self.totalMailCount:
self.currentPage+=1
self.lastPageButton.setEnabled(True)
self.pageCount.setText(str(self.currentPage))
self.fetchFromDB(self.currentPage)
self.mailListView.repaint()
ifself.currentPage*20>=self.totalMailCount:
self.nextPageButton.setEnabled(False)

defitemClicked(self, index):
ifindex.model().data(index, roles['subject']) !=self.mailSubject.text():
self.mailSubject.setText(index.model().data(index, roles['subject']))
self.mailFrom.setText("发件人："+index.model().data(index, roles['from']))
self.mailDate.setText("时 间："+index.model().data(index, roles['date']))
self.webView.setHtml(index.model().data(index, roles['content']))


defEncryptData(plainText):
file=open("mima.txt")
key=file.read()
obj=AES.new(key, AES.MODE_ECB)
ifisinstance(plainText, str):
ba=bytearray(plainText, encoding='utf-8')
else:
ba=bytearray(plainText)
length=32-len(ba) %16
byt=bytearray(length)
foriinrange(length):
byt[i] =length
result=ba+byt
returnobj.encrypt(bytes(result))

defDecryptData(crypto):
file=open("mima.txt")
key=file.read()
obj=AES.new(key, AES.MODE_ECB)
br=bytearray(obj.decrypt(crypto))
br=br[0: (-br[-1])]
returnbytes(br)

defbuildDicForParseHeader():
dic= {}
foriinrange(256):
i_key1=hex(i)
iflen(i_key1) ==3:
i_key1=i_key1.replace("0x", "=0")
else:
i_key1=i_key1.replace("0x", "=")
i_key2=i_key1.upper()
# i_key1 = bytearray(i_key1, encoding='utf-8')
# i_key2 = bytearray(i_key2, encoding='utf-8')
i_value=bytearray(1)
i_value[0] =i
dic[i_key1] =i_value
dic[i_key2] =i_value
returndic

defparseMailHeader(header):
"""此函数用于解析email header中的to，from，subject部分.
 """
dic= {'=CE': bytearray(b'\xce'), '=a5': bytearray(b'\xa5'), '=8B': bytearray(b'\x8b'), '=57': bytearray(b'W'), '=80': bytearray(b'\x80'), '=9d': bytearray(b'\x9d'), '=AE': bytearray(b'\xae'), '=43': bytearray(b'C'), '=09': bytearray(b'\t'), '=bd': bytearray(b'\xbd'), '=D0': bytearray(b'\xd0'), '=E9': bytearray(b'\xe9'), '=0C': bytearray(b'\x0c'), '=55': bytearray(b'U'), '=C8': bytearray(b'\xc8'), '=12': bytearray(b'\x12'), '=1f': bytearray(b'\x1f'), '=23': bytearray(b'#'), '=F9': bytearray(b'\xf9'), '=16': bytearray(b'\x16'), '=1A': bytearray(b'\x1a'), '=2B': bytearray(b'+'), '=3a': bytearray(b':'), '=94': bytearray(b'\x94'), '=0d': bytearray(b'\r'), '=40': bytearray(b'@'), '=74': bytearray(b't'), '=D4': bytearray(b'\xd4'), '=CB': bytearray(b'\xcb'), '=c6': bytearray(b'\xc6'), '=9b': bytearray(b'\x9b'), '=f5': bytearray(b'\xf5'), '=0b': bytearray(b'\x0b'), '=97': bytearray(b'\x97'), '=E5': bytearray(b'\xe5'), '=FD': bytearray(b'\xfd'), '=fa': bytearray(b'\xfa'), '=8A': bytearray(b'\x8a'), '=75': bytearray(b'u'), '=8d': bytearray(b'\x8d'), '=5c': bytearray(b'\\'), '=33': bytearray(b'3'), '=d8': bytearray(b'\xd8'), '=4D': bytearray(b'M'), '=4e': bytearray(b'N'), '=1c': bytearray(b'\x1c'), '=4c': bytearray(b'L'), '=4C': bytearray(b'L'), '=d7': bytearray(b'\xd7'), '=ad': bytearray(b'\xad'), '=ec': bytearray(b'\xec'), '=AD': bytearray(b'\xad'), '=fc': bytearray(b'\xfc'), '=ac': bytearray(b'\xac'), '=24': bytearray(b'$'), '=81': bytearray(b'\x81'), '=a6': bytearray(b'\xa6'), '=4B': bytearray(b'K'), '=5a': bytearray(b'Z'), '=d5': bytearray(b'\xd5'), '=6e': bytearray(b'n'), '=65': bytearray(b'e'), '=A2': bytearray(b'\xa2'), '=F6': bytearray(b'\xf6'), '=F4': bytearray(b'\xf4'), '=1e': bytearray(b'\x1e'), '=90': bytearray(b'\x90'), '=93': bytearray(b'\x93'), '=BB': bytearray(b'\xbb'), '=B5': bytearray(b'\xb5'), '=2e': bytearray(b'.'), '=c3': bytearray(b'\xc3'), '=9D': bytearray(b'\x9d'), '=64': bytearray(b'd'), '=CD': bytearray(b'\xcd'), '=1E': bytearray(b'\x1e'), '=7B': bytearray(b'{'), '=22': bytearray(b'"'), '=04': bytearray(b'\x04'), '=79': bytearray(b'y'), '=7D': bytearray(b'}'), '=2E': bytearray(b'.'), '=8D': bytearray(b'\x8d'), '=ed': bytearray(b'\xed'), '=A6': bytearray(b'\xa6'), '=85': bytearray(b'\x85'), '=e9': bytearray(b'\xe9'), '=2A': bytearray(b'*'), '=47': bytearray(b'G'), '=2b': bytearray(b'+'), '=d9': bytearray(b'\xd9'), '=AF': bytearray(b'\xaf'), '=E3': bytearray(b'\xe3'), '=d6': bytearray(b'\xd6'), '=25': bytearray(b'%'), '=0B': bytearray(b'\x0b'), '=f8': bytearray(b'\xf8'), '=51': bytearray(b'Q'), '=82': bytearray(b'\x82'), '=18': bytearray(b'\x18'), '=F1': bytearray(b'\xf1'), '=C6': bytearray(b'\xc6'), '=91': bytearray(b'\x91'), '=2C': bytearray(b','), '=6F': bytearray(b'o'), '=FF': bytearray(b'\xff'), '=07': bytearray(b'\x07'), '=C9': bytearray(b'\xc9'), '=BE': bytearray(b'\xbe'), '=C3': bytearray(b'\xc3'), '=1d': bytearray(b'\x1d'), '=3c': bytearray(b'<'), '=8E': bytearray(b'\x8e'), '=6f': bytearray(b'o'), '=af': bytearray(b'\xaf'), '=35': bytearray(b'5'), '=B9': bytearray(b'\xb9'), '=4A': bytearray(b'J'), '=6A': bytearray(b'j'), '=60': bytearray(b'`'), '=3d': bytearray(b'='), '=41': bytearray(b'A'), '=c2': bytearray(b'\xc2'), '=3D': bytearray(b'='), '=EA': bytearray(b'\xea'), '=5f': bytearray(b'_'), '=F3': bytearray(b'\xf3'), '=3F': bytearray(b'?'), '=9F': bytearray(b'\x9f'), '=a2': bytearray(b'\xa2'), '=C5': bytearray(b'\xc5'), '=B0': bytearray(b'\xb0'), '=42': bytearray(b'B'), '=84': bytearray(b'\x84'), '=5C': bytearray(b'\\'), '=0E': bytearray(b'\x0e'), '=b7': bytearray(b'\xb7'), '=A5': bytearray(b'\xa5'), '=0f': bytearray(b'\x0f'), '=f7': bytearray(b'\xf7'), '=61': bytearray(b'a'), '=cd': bytearray(b'\xcd'), '=cf': bytearray(b'\xcf'), '=66': bytearray(b'f'), '=2a': bytearray(b'*'), '=ED': bytearray(b'\xed'), '=E7': bytearray(b'\xe7'), '=b8': bytearray(b'\xb8'), '=0D': bytearray(b'\r'), '=b9': bytearray(b'\xb9'), '=bb': bytearray(b'\xbb'), '=a7': bytearray(b'\xa7'), '=53': bytearray(b'S'), '=a9': bytearray(b'\xa9'), '=FA': bytearray(b'\xfa'), '=5d': bytearray(b']'), '=cb': bytearray(b'\xcb'), '=A1': bytearray(b'\xa1'), '=DA': bytearray(b'\xda'), '=54': bytearray(b'T'), '=7C': bytearray(b'|'), '=6c': bytearray(b'l'), '=3b': bytearray(b';'), '=a0': bytearray(b'\xa0'), '=ee': bytearray(b'\xee'), '=d1': bytearray(b'\xd1'), '=B3': bytearray(b'\xb3'), '=2D': bytearray(b'-'), '=30': bytearray(b'0'), '=E6': bytearray(b'\xe6'), '=eb': bytearray(b'\xeb'), '=FE': bytearray(b'\xfe'), '=5F': bytearray(b'_'), '=cc': bytearray(b'\xcc'), '=48': bytearray(b'H'), '=4F': bytearray(b'O'), '=2F': bytearray(b'/'), '=7b': bytearray(b'{'), '=45': bytearray(b'E'), '=e7': bytearray(b'\xe7'), '=e5': bytearray(b'\xe5'), '=e4': bytearray(b'\xe4'), '=c7': bytearray(b'\xc7'), '=9a': bytearray(b'\x9a'), '=7f': bytearray(b'\x7f'), '=1a': bytearray(b'\x1a'), '=72': bytearray(b'r'), '=99': bytearray(b'\x99'), '=58': bytearray(b'X'), '=4E': bytearray(b'N'), '=A7': bytearray(b'\xa7'), '=1D': bytearray(b'\x1d'), '=B2': bytearray(b'\xb2'), '=CF': bytearray(b'\xcf'), '=f1': bytearray(b'\xf1'), '=3f': bytearray(b'?'), '=31': bytearray(b'1'), '=73': bytearray(b's'), '=1b': bytearray(b'\x1b'), '=f9': bytearray(b'\xf9'), '=6d': bytearray(b'm'), '=19': bytearray(b'\x19'), '=c9': bytearray(b'\xc9'), '=C0': bytearray(b'\xc0'), '=B7': bytearray(b'\xb7'), '=2d': bytearray(b'-'), '=d2': bytearray(b'\xd2'), '=aa': bytearray(b'\xaa'), '=3B': bytearray(b';'), '=fe': bytearray(b'\xfe'), '=D1': bytearray(b'\xd1'), '=F7': bytearray(b'\xf7'), '=68': bytearray(b'h'), '=10': bytearray(b'\x10'), '=38': bytearray(b'8'), '=02': bytearray(b'\x02'), '=8b': bytearray(b'\x8b'), '=F2': bytearray(b'\xf2'), '=EF': bytearray(b'\xef'), '=1C': bytearray(b'\x1c'), '=ca': bytearray(b'\xca'), '=d4': bytearray(b'\xd4'), '=56': bytearray(b'V'), '=e1': bytearray(b'\xe1'), '=32': bytearray(b'2'), '=FC': bytearray(b'\xfc'), '=1B': bytearray(b'\x1b'), '=01': bytearray(b'\x01'), '=c0': bytearray(b'\xc0'), '=8f': bytearray(b'\x8f'), '=b6': bytearray(b'\xb6'), '=95': bytearray(b'\x95'), '=15': bytearray(b'\x15'), '=4b': bytearray(b'K'), '=78': bytearray(b'x'), '=b1': bytearray(b'\xb1'), '=f2': bytearray(b'\xf2'), '=c1': bytearray(b'\xc1'), '=A9': bytearray(b'\xa9'), '=39': bytearray(b'9'), '=BD': bytearray(b'\xbd'), '=e0': bytearray(b'\xe0'), '=D2': bytearray(b'\xd2'), '=ce': bytearray(b'\xce'), '=7E': bytearray(b'~'), '=5B': bytearray(b'['), '=ab': bytearray(b'\xab'), '=50': bytearray(b'P'), '=A3': bytearray(b'\xa3'), '=26': bytearray(b'&'), '=BA': bytearray(b'\xba'), '=D8': bytearray(b'\xd8'), '=1F': bytearray(b'\x1f'), '=7c': bytearray(b'|'), '=a1': bytearray(b'\xa1'), '=2c': bytearray(b','), '=86': bytearray(b'\x86'), '=3A': bytearray(b':'), '=E4': bytearray(b'\xe4'), '=9c': bytearray(b'\x9c'), '=A4': bytearray(b'\xa4'), '=F0': bytearray(b'\xf0'), '=6a': bytearray(b'j'), '=f4': bytearray(b'\xf4'), '=3e': bytearray(b'>'), '=E2': bytearray(b'\xe2'), '=AC': bytearray(b'\xac'), '=05': bytearray(b'\x05'), '=c4': bytearray(b'\xc4'), '=AB': bytearray(b'\xab'), '=0c': bytearray(b'\x0c'), '=77': bytearray(b'w'), '=7A': bytearray(b'z'), '=EB': bytearray(b'\xeb'), '=D6': bytearray(b'\xd6'), '=3C': bytearray(b'<'), '=7d': bytearray(b'}'), '=df': bytearray(b'\xdf'), '=D3': bytearray(b'\xd3'), '=D7': bytearray(b'\xd7'), '=5b': bytearray(b'['), '=52': bytearray(b'R'), '=17': bytearray(b'\x17'), '=2f': bytearray(b'/'), '=6B': bytearray(b'k'), '=62': bytearray(b'b'), '=fb': bytearray(b'\xfb'), '=bc': bytearray(b'\xbc'), '=F5': bytearray(b'\xf5'), '=4a': bytearray(b'J'), '=00': bytearray(b'\x00'), '=7a': bytearray(b'z'), '=89': bytearray(b'\x89'), '=6b': bytearray(b'k'), '=a4': bytearray(b'\xa4'), '=f3': bytearray(b'\xf3'), '=6D': bytearray(b'm'), '=BF': bytearray(b'\xbf'), '=dc': bytearray(b'\xdc'), '=71': bytearray(b'q'), '=9f': bytearray(b'\x9f'), '=20': bytearray(b' '), '=08': bytearray(b'\x08'), '=b0': bytearray(b'\xb0'), '=b5': bytearray(b'\xb5'), '=98': bytearray(b'\x98'), '=76': bytearray(b'v'), '=27': bytearray(b"\'"), '=D5': bytearray(b'\xd5'), '=0A': bytearray(b'\n'), '=ff': bytearray(b'\xff'), '=f6': bytearray(b'\xf6'), '=8c': bytearray(b'\x8c'), '=B6': bytearray(b'\xb6'), '=D9': bytearray(b'\xd9'), '=88': bytearray(b'\x88'), '=dd': bytearray(b'\xdd'), '=5D': bytearray(b']'), '=b3': bytearray(b'\xb3'), '=C7': bytearray(b'\xc7'), '=db': bytearray(b'\xdb'), '=9E': bytearray(b'\x9e'), '=92': bytearray(b'\x92'), '=CA': bytearray(b'\xca'), '=11': bytearray(b'\x11'), '=DD': bytearray(b'\xdd'), '=03': bytearray(b'\x03'), '=67': bytearray(b'g'), '=e6': bytearray(b'\xe6'), '=C4': bytearray(b'\xc4'), '=8C': bytearray(b'\x8c'), '=C1': bytearray(b'\xc1'), '=BC': bytearray(b'\xbc'), '=0e': bytearray(b'\x0e'), '=0F': bytearray(b'\x0f'), '=EC': bytearray(b'\xec'), '=6E': bytearray(b'n'), '=DC': bytearray(b'\xdc'), '=e2': bytearray(b'\xe2'), '=28': bytearray(b'('), '=8e': bytearray(b'\x8e'), '=a3': bytearray(b'\xa3'), '=C2': bytearray(b'\xc2'), '=A8': bytearray(b'\xa8'), '=9B': bytearray(b'\x9b'), '=ef': bytearray(b'\xef'), '=d3': bytearray(b'\xd3'), '=06': bytearray(b'\x06'), '=E1': bytearray(b'\xe1'), '=AA': bytearray(b'\xaa'), '=B8': bytearray(b'\xb8'), '=E8': bytearray(b'\xe8'), '=B4': bytearray(b'\xb4'), '=44': bytearray(b'D'), '=34': bytearray(b'4'), '=7F': bytearray(b'\x7f'), '=13': bytearray(b'\x13'), '=5A': bytearray(b'Z'), '=EE': bytearray(b'\xee'), '=49': bytearray(b'I'), '=b2': bytearray(b'\xb2'), '=4f': bytearray(b'O'), '=96': bytearray(b'\x96'), '=F8': bytearray(b'\xf8'), '=c8': bytearray(b'\xc8'), '=da': bytearray(b'\xda'), '=d0': bytearray(b'\xd0'), '=14': bytearray(b'\x14'), '=9C': bytearray(b'\x9c'), '=3E': bytearray(b'>'), '=9e': bytearray(b'\x9e'), '=DB': bytearray(b'\xdb'), '=87': bytearray(b'\x87'), '=7e': bytearray(b'~'), '=70': bytearray(b'p'), '=21': bytearray(b'!'), '=ea': bytearray(b'\xea'), '=6C': bytearray(b'l'), '=37': bytearray(b'7'), '=4d': bytearray(b'M'), '=CC': bytearray(b'\xcc'), '=36': bytearray(b'6'), '=c5': bytearray(b'\xc5'), '=FB': bytearray(b'\xfb'), '=A0': bytearray(b'\xa0'), '=ae': bytearray(b'\xae'), '=59': bytearray(b'Y'), '=a8': bytearray(b'\xa8'), '=ba': bytearray(b'\xba'), '=DF': bytearray(b'\xdf'), '=be': bytearray(b'\xbe'), '=63': bytearray(b'c'), '=fd': bytearray(b'\xfd'), '=9A': bytearray(b'\x9a'), '=de': bytearray(b'\xde'), '=DE': bytearray(b'\xde'), '=B1': bytearray(b'\xb1'), '=29': bytearray(b')'), '=46': bytearray(b'F'), '=5e': bytearray(b'^'), '=5E': bytearray(b'^'), '=e8': bytearray(b'\xe8'), '=83': bytearray(b'\x83'), '=bf': bytearray(b'\xbf'), '=b4': bytearray(b'\xb4'), '=8a': bytearray(b'\x8a'), '=0a': bytearray(b'\n'), '=E0': bytearray(b'\xe0'), '=69': bytearray(b'i'), '=e3': bytearray(b'\xe3'), '=f0': bytearray(b'\xf0'), '=8F': bytearray(b'\x8f')}

ifheader==None:
return" "
result=bytearray(header, encoding='utf-8')
match=re.findall(r'(=[?])(GBK|gbk|UTF-8|utf-8|GB2312|gb2312)([?][QqBb][?])(.*?)([?]=)', header)
encode=''
foriinrange(len(match)):
encode=match[i][1]
form=match[i][2]
content=match[i][3]
ifform=='?Q?'orform=='?q?':
ma=re.findall(r'=[0-9a-fA-F][0-9a-fA-F]', content)
content_ba=bytearray(content, encoding='utf-8')
fornuminma:
content_ba=content_ba.replace(bytearray(num, encoding='utf-8'), dic[num])
result=result.replace(
bytearray(match[i][0]+match[i][1]+match[i][2]+match[i][3]+match[i][4], encoding='utf-8'),
content_ba)
else:
content=base64.b64decode(content)
result=result.replace(
bytearray(match[i][0] +match[i][1] +match[i][2] +match[i][3] +match[i][4], encoding='utf-8'),
bytearray(content))
ifencode=='':
encode='utf-8'
try:
result=str(result.replace(bytearray('\r\n ', encoding=encode), bytearray('', encoding=encode))
 .replace(bytearray('\r', encoding=encode), bytearray('', encoding=encode))
 .replace(bytearray('\n', encoding=encode), bytearray('', encoding=encode))
 .replace(bytearray('\t', encoding=encode), bytearray('', encoding=encode)), encoding=encode)
except:
result=str(result.replace(bytearray('\r\n ', encoding="GBK"), bytearray('', encoding="GBK"))
 .replace(bytearray('\n', encoding="GBK"), bytearray('', encoding="GBK"))
 .replace(bytearray('\r', encoding="GBK"), bytearray('', encoding="GBK"))
 .replace(bytearray('\t', encoding="GBK"), bytearray('', encoding="GBK")), encoding="GBK")
traceback.print_exc()
print("error str: ")
print(result)
returnresult

defFetchFromMailbox(mailboxName, numMails=0):
s=IMAP4('imap.%s.com'%mailboxName)
file=open("sinamima.txt")
pwd=file.read()
# pwd = input("password: ")
s.login('zkycaesar', pwd)
rsp, msg_num=s.select('INBOX', False)
conn=sqlite3.connect('test.db')
conn.execute('''CREATE TABLE IF NOT EXISTS ?
 (MAILID INT NOT NULL,
 SUBJECT TEXT NOT NULL,
 MFROM TEXT NOT NULL,
 MTO TEXT NOT NULL,
 MDATE TEXT NOT NULL,
 CONTENTPLAIN TEXT,
 CONTENTHTML TEXT,
 ATTACHNAMES TEXT);''', (mailboxName+"mails",))
conn.execute("DELETE FROM ?", (mailboxName+"mails",))
conn.commit()
ifnumMails==0:
numMails=int(msg_num[0])
foriinrange(numMails):
print(i)
try_num=0
mail_id=int(msg_num[0]) -i
whileTrue:
try:
rsp, data=s.fetch(str(mail_id), '(RFC822)')
except:
iftry_num<2:
continue
try_num+=1
else:
break
break
emailData=email.message_from_bytes(data[0][1])

# print(emailData.get('to'))
mto=EncryptData(parseMailHeader(emailData.get('to')))
# print(emailData.get('from'))
mfrom=EncryptData(parseMailHeader(emailData.get('from')))
# print(emailData.get('subject'))
msubject=EncryptData(parseMailHeader(emailData.get('subject')))
mdate=EncryptData(emailData.get('date'))
mcontent_html=""
mcontent_plain=""
mattach_names=""

ifemailData.is_multipart():
partNum=0
forpartinemailData.walk():
partNum+=1
ctype=part.get_content_type()
# print(ctype)
name=part.get_param('name')
ifname:
dir_name="attachment/%s/mail#%d/"% (mailboxName, mail_id)
ifnotos.path.isdir(dir_name):
os.makedirs(dir_name)
name=parseMailHeader(name)
data=part.get_payload(decode=True) # 解码出附件数据，然后存储到文件中
f=open(dir_name+name, 'wb') # 注意一定要用wb来打开文件，因为附件一般都是二进制文件
mattach_names+="\r\n%s"%name
f.write(data)
f.close()
elifctype=='text/html':
mcontent_html=part.get_payload(decode=True)
elifctype=='text/plain':
mcontent_plain=part.get_payload(decode=True)
else:
mcontent_html=emailData.get_payload(decode=True)

mcontent_html=EncryptData(mcontent_html)
mcontent_plain=EncryptData(mcontent_plain)
mattach_names=EncryptData(mattach_names)

conn.execute("INSERT INTO ? (MAILID,SUBJECT,MFROM,MTO,MDATE,CONTENTPLAIN,CONTENTHTML,ATTACHNAMES) \
 VALUES (?,?,?,?,?,?,?,?)", (mailboxName+"mails", mail_id, msubject, mfrom, mto, mdate, mcontent_plain, mcontent_html, mattach_names));

conn.commit()

if__name__=='__main__':
# conn = sqlite3.connect('test.db')
# conn.execute("drop table MAILS")
# conn.commit()
# FetchFromMailbox("sina", 50)

# app = QApplication(sys.argv)
# window = UI()
# window.show()
# sys.exit(app.exec_())

# conn = sqlite3.connect('test.db')
# cursor = conn.execute("SELECT SUBJECT,MFROM,MTO,MDATE,CONTENTPLAIN,CONTENTHTML,ATTACHNAMES from MAILS")
# for row in cursor:
# for i in range(7):
# try:
# print(str(DecryptData(row[i]), encoding='utf-8'))
# except:
# print(str(DecryptData(row[i]), encoding='GBK'))
# print("\n")

mailboxName="sina"
s=IMAP4('imap.%s.com'%mailboxName)
file=open("sinamima.txt")
pwd=file.read()
s.login('zkycaesar', pwd)
rsp, msg_num=s.select('TRASH', False)
fromimaplibimportIMAP4
importemail
importbase64
importsys
importsignal
importos
importtraceback
importre
importsqlite3
fromCrypto.CipherimportAES
fromPyQt5.QtWidgetsimportQApplication, QWidget, QHBoxLayout, QVBoxLayout, QLabel, QListView, QStyledItemDelegate,\
QStyle, QStyleOptionButton, QPushButton, QMainWindow, QTreeWidget, QTreeWidgetItem
fromPyQt5.QtCoreimportQSize, Qt, QRectF, QPoint, QRect, QEvent
fromPyQt5.QtGuiimportQIcon, QFont, QStandardItemModel, QStandardItem, QPainter, QPen, QFontMetrics
fromPyQt5.QtWebEngineWidgetsimportQWebEngineView

roles= {"from": Qt.UserRole+1, "subject": Qt.UserRole+2, "date": Qt.UserRole+3, "content": Qt.UserRole+4, "checked": Qt.UserRole+5}

classmailViewDelegate(QStyledItemDelegate):
def__init__(self):
super().__init__()
self.iconSize=QSize(40, 40)
self.padding=5

defsizeHint(self, option, index):
headerFont=QFont("times", 10)
headerFont.setBold(True)
subjectFont=QFont("times", 10)
headerFm=QFontMetrics(headerFont)
subjectFm=QFontMetrics(subjectFont)

headerRect=headerFm.boundingRect(0, 0, option.rect.width() -self.iconSize.width(), 0,
Qt.AlignLeft|Qt.AlignTop|Qt.TextWordWrap, index.data(roles['from']))
subheaderRect=subjectFm.boundingRect(0, 0, option.rect.width() -self.iconSize.width(), 0,
Qt.AlignLeft|Qt.AlignTop|Qt.TextWordWrap,
index.data(roles['subject']))
size=QSize(option.rect.width(), headerRect.height() +subheaderRect.height() +3*self.padding)

ifsize.height() <self.iconSize.height():
size.setHeight(self.iconSize.height())
returnsize

defpaint(self, painter, option, index):
self.initStyleOption(option, index)
painter.save()
ifoption.state&QStyle.State_Selected:
painter.fillRect(option.rect, option.palette.highlight())

checkBox=QStyleOptionButton()
checkBox.rect=self.getCheckBoxRect(option)
checked=bool(index.model().data(index, roles['checked']))
ifchecked:
checkBox.state|=QStyle.State_On
else:
checkBox.state|=QStyle.State_Off
QApplication.style().drawControl(QStyle.CE_CheckBox, checkBox, painter)

headerText=index.data(roles['from'])
subjectText=index.data(roles['subject'])

headerFont=QFont("times", 10)
headerFont.setBold(True)
subjectFont=QFont("times", 10)
headerFm=QFontMetrics(headerFont)
subjectFm=QFontMetrics(subjectFont)

headerRect=headerFm.boundingRect(option.rect.left() +self.iconSize.width(), option.rect.top() +self.padding,
option.rect.width() -self.iconSize.width(), 0,
Qt.AlignLeft|Qt.AlignTop|Qt.TextWordWrap, headerText)
subjectRect=subjectFm.boundingRect(headerRect.left(), headerRect.bottom() +self.padding,
option.rect.width() -self.iconSize.width(), 0,
Qt.AlignLeft|Qt.AlignTop|Qt.TextWordWrap, subjectText)

painter.setPen(Qt.black)

painter.setFont(headerFont)
painter.drawText(headerRect, Qt.AlignLeft|Qt.AlignTop|Qt.TextWordWrap, headerText)

painter.setFont(subjectFont)
painter.drawText(subjectRect, Qt.AlignLeft|Qt.AlignTop|Qt.TextWordWrap, subjectText)

painter.setPen(Qt.gray)
painter.drawLine(option.rect.left(), option.rect.bottom(), option.rect.right(), option.rect.bottom())


painter.restore()

defeditorEvent(self, event, model, option, index):
# Do not change the checkbox-state
ifevent.type() ==QEvent.MouseButtonReleaseorevent.type() ==QEvent.MouseButtonDblClick:
ifevent.button() !=Qt.LeftButtonornotself.getCheckBoxRect(option).contains(event.pos()):
returnFalse
ifevent.type() ==QEvent.MouseButtonDblClick:
returnTrue
# elif event.type() == QEvent.KeyPress:
# if event.key() != Qt.Key_Space and event.key() !=Qt.Key_Select:
# return False
else:
returnFalse
# Change the checkbox-state
self.setModelData(None, model, index)
returnTrue

defsetModelData(self, editor, model, index):
newValue=notbool(index.model().data(index, roles['checked']))
model.setData(index, newValue, roles['checked'])

defgetCheckBoxRect(self, option):
check_box_style_option=QStyleOptionButton()
check_box_rect=QApplication.style().subElementRect(QStyle.SE_CheckBoxIndicator,
check_box_style_option, None)
check_box_point=QPoint(option.rect.x() +check_box_rect.width() /2,
option.rect.y() +check_box_rect.height() /2)
returnQRect(check_box_point, check_box_rect.size())


classUI(QMainWindow):
def__init__(self):
super().__init__()
self.setWindowTitle("Mailbox")
conn=sqlite3.connect('test.db')
cursor=conn.execute("SELECT COUNT(*) from MAILS")
self.totalMailCount=cursor.fetchone()[0]
self.currentPage=1
self.mailItemList= []
self.mailListModel=QStandardItemModel()
self.fetchFromDB(self.currentPage)
self.initUI()

deffetchFromDB(self, page, mailboxName):
conn=sqlite3.connect('test.db')
pageOffset=str((page-1)*20+1)
cursor=conn.execute("SELECT * from ? LIMIT 20 OFFSET ?", (mailboxName+"mails", pageOffset,))
self.mailItemList= []
self.mailListModel.removeRows(0, self.mailListModel.rowCount())
rowNum=0
forrowincursor:
mailItem=QStandardItem()
mailItem.setEditable(False)
mailItem.setData(False, roles['checked'])
try:
mailItem.setData(str(DecryptData(row[2]), encoding='utf-8'), roles['from'])
except:
mailItem.setData(str(DecryptData(row[2]), encoding='GBK'), roles['from'])
try:
mailItem.setData(str(DecryptData(row[1]), encoding='utf-8'), roles['subject'])
except:
mailItem.setData(str(DecryptData(row[1]), encoding='GBK'), roles['subject'])
try:
mailItem.setData(str(DecryptData(row[6]), encoding='utf-8'), roles['content'])
except:
mailItem.setData(str(DecryptData(row[6]), encoding='GBK'), roles['content'])
try:
mailItem.setData(str(DecryptData(row[4]), encoding='utf-8'), roles['date'])
except:
mailItem.setData(str(DecryptData(row[4]), encoding='GBK'), roles['date'])

self.mailItemList.append(mailItem)
self.mailListModel.appendRow(self.mailItemList[rowNum])
rowNum+=1

definitUI(self):
menubar=self.menuBar()
menubar.addMenu('&File')
menubar.addMenu('&Edit')
menubar.addMenu('&View')
windowLayout=QHBoxLayout()

self.mailListView=QListView()
viewDelegate=mailViewDelegate()
self.mailListView.setModel(self.mailListModel)
self.mailListView.setItemDelegate(viewDelegate)
self.mailListView.clicked.connect(self.itemClicked)

self.lastPageButton=QPushButton()
self.lastPageButton.setText("上一页")
self.lastPageButton.clicked.connect(self.lastPageButtonClicked)
ifself.currentPage==1:
self.lastPageButton.setEnabled(False)
self.pageCount=QLabel()
self.pageCount.setText(str(self.currentPage))
self.nextPageButton=QPushButton()
self.nextPageButton.setText("下一页")
self.nextPageButton.clicked.connect(self.nextPageButtonClicked)
ifself.currentPage*20>=self.totalMailCount:
self.nextPageButton.setEnabled(False)
buttonLayout=QHBoxLayout()
buttonLayout.addStretch(1)
buttonLayout.addWidget(self.lastPageButton)
buttonLayout.addWidget(self.pageCount)
buttonLayout.addWidget(self.nextPageButton)
buttonBoxView=QWidget()
buttonBoxView.setLayout(buttonLayout)

viewLeft=QWidget()
layoutLeft=QVBoxLayout()
layoutLeft.addWidget(self.mailListView)
layoutLeft.addWidget(buttonBoxView)
viewLeft.setLayout(layoutLeft)
windowLayout.addWidget(viewLeft)

self.mailSubject=QLabel()
self.mailSubject.setText(self.mailItemList[0].data(roles['subject']))
qFont1=QFont("Helvetica")
qFont1.setBold(True)
qFont1.setPointSize(15)
self.mailSubject.setFont(qFont1)

self.mailFrom=QLabel()
self.mailFrom.setText("发件人："+self.mailItemList[0].data(roles['from']))
qFont2=QFont("serif")
qFont2.setBold(False)
qFont2.setPointSize(10)
self.mailFrom.setFont(qFont2)

self.mailDate=QLabel()
self.mailDate.setText("时 间："+self.mailItemList[0].data(roles['date']))
qFont2=QFont("serif")
qFont2.setBold(False)
qFont2.setPointSize(10)
self.mailDate.setFont(qFont2)

self.webView=QWebEngineView()
self.webView.setHtml(self.mailItemList[0].data(roles['content']))

layoutRight=QVBoxLayout()
layoutRight.addWidget(self.mailSubject)
layoutRight.addWidget(self.mailFrom)
layoutRight.addWidget(self.mailDate)
layoutRight.addWidget(self.webView)
viewRight=QWidget()
viewRight.setLayout(layoutRight)
windowLayout.addWidget(viewRight)

windowView=QWidget()
windowView.setLayout(windowLayout)
self.setCentralWidget(windowView)
# self.setLayout(windowLayout)

deflastPageButtonClicked(self, checked):
ifself.currentPage>1:
self.currentPage-=1
self.nextPageButton.setEnabled(True)
self.pageCount.setText(str(self.currentPage))
self.fetchFromDB(self.currentPage)
self.mailListView.repaint()
ifself.currentPage==1:
self.lastPageButton.setEnabled(False)

defnextPageButtonClicked(self, checked):
ifself.currentPage*20<self.totalMailCount:
self.currentPage+=1
self.lastPageButton.setEnabled(True)
self.pageCount.setText(str(self.currentPage))
self.fetchFromDB(self.currentPage)
self.mailListView.repaint()
ifself.currentPage*20>=self.totalMailCount:
self.nextPageButton.setEnabled(False)

defitemClicked(self, index):
ifindex.model().data(index, roles['subject']) !=self.mailSubject.text():
self.mailSubject.setText(index.model().data(index, roles['subject']))
self.mailFrom.setText("发件人："+index.model().data(index, roles['from']))
self.mailDate.setText("时 间："+index.model().data(index, roles['date']))
self.webView.setHtml(index.model().data(index, roles['content']))


defEncryptData(plainText):
file=open("mima.txt")
key=file.read()
obj=AES.new(key, AES.MODE_ECB)
ifisinstance(plainText, str):
ba=bytearray(plainText, encoding='utf-8')
else:
ba=bytearray(plainText)
length=32-len(ba) %16
byt=bytearray(length)
foriinrange(length):
byt[i] =length
result=ba+byt
returnobj.encrypt(bytes(result))

defDecryptData(crypto):
file=open("mima.txt")
key=file.read()
obj=AES.new(key, AES.MODE_ECB)
br=bytearray(obj.decrypt(crypto))
br=br[0: (-br[-1])]
returnbytes(br)

defbuildDicForParseHeader():
dic= {}
foriinrange(256):
i_key1=hex(i)
iflen(i_key1) ==3:
i_key1=i_key1.replace("0x", "=0")
else:
i_key1=i_key1.replace("0x", "=")
i_key2=i_key1.upper()
# i_key1 = bytearray(i_key1, encoding='utf-8')
# i_key2 = bytearray(i_key2, encoding='utf-8')
i_value=bytearray(1)
i_value[0] =i
dic[i_key1] =i_value
dic[i_key2] =i_value
returndic

defparseMailHeader(header):
"""此函数用于解析email header中的to，from，subject部分.
 """
dic= {'=CE': bytearray(b'\xce'), '=a5': bytearray(b'\xa5'), '=8B': bytearray(b'\x8b'), '=57': bytearray(b'W'), '=80': bytearray(b'\x80'), '=9d': bytearray(b'\x9d'), '=AE': bytearray(b'\xae'), '=43': bytearray(b'C'), '=09': bytearray(b'\t'), '=bd': bytearray(b'\xbd'), '=D0': bytearray(b'\xd0'), '=E9': bytearray(b'\xe9'), '=0C': bytearray(b'\x0c'), '=55': bytearray(b'U'), '=C8': bytearray(b'\xc8'), '=12': bytearray(b'\x12'), '=1f': bytearray(b'\x1f'), '=23': bytearray(b'#'), '=F9': bytearray(b'\xf9'), '=16': bytearray(b'\x16'), '=1A': bytearray(b'\x1a'), '=2B': bytearray(b'+'), '=3a': bytearray(b':'), '=94': bytearray(b'\x94'), '=0d': bytearray(b'\r'), '=40': bytearray(b'@'), '=74': bytearray(b't'), '=D4': bytearray(b'\xd4'), '=CB': bytearray(b'\xcb'), '=c6': bytearray(b'\xc6'), '=9b': bytearray(b'\x9b'), '=f5': bytearray(b'\xf5'), '=0b': bytearray(b'\x0b'), '=97': bytearray(b'\x97'), '=E5': bytearray(b'\xe5'), '=FD': bytearray(b'\xfd'), '=fa': bytearray(b'\xfa'), '=8A': bytearray(b'\x8a'), '=75': bytearray(b'u'), '=8d': bytearray(b'\x8d'), '=5c': bytearray(b'\\'), '=33': bytearray(b'3'), '=d8': bytearray(b'\xd8'), '=4D': bytearray(b'M'), '=4e': bytearray(b'N'), '=1c': bytearray(b'\x1c'), '=4c': bytearray(b'L'), '=4C': bytearray(b'L'), '=d7': bytearray(b'\xd7'), '=ad': bytearray(b'\xad'), '=ec': bytearray(b'\xec'), '=AD': bytearray(b'\xad'), '=fc': bytearray(b'\xfc'), '=ac': bytearray(b'\xac'), '=24': bytearray(b'$'), '=81': bytearray(b'\x81'), '=a6': bytearray(b'\xa6'), '=4B': bytearray(b'K'), '=5a': bytearray(b'Z'), '=d5': bytearray(b'\xd5'), '=6e': bytearray(b'n'), '=65': bytearray(b'e'), '=A2': bytearray(b'\xa2'), '=F6': bytearray(b'\xf6'), '=F4': bytearray(b'\xf4'), '=1e': bytearray(b'\x1e'), '=90': bytearray(b'\x90'), '=93': bytearray(b'\x93'), '=BB': bytearray(b'\xbb'), '=B5': bytearray(b'\xb5'), '=2e': bytearray(b'.'), '=c3': bytearray(b'\xc3'), '=9D': bytearray(b'\x9d'), '=64': bytearray(b'd'), '=CD': bytearray(b'\xcd'), '=1E': bytearray(b'\x1e'), '=7B': bytearray(b'{'), '=22': bytearray(b'"'), '=04': bytearray(b'\x04'), '=79': bytearray(b'y'), '=7D': bytearray(b'}'), '=2E': bytearray(b'.'), '=8D': bytearray(b'\x8d'), '=ed': bytearray(b'\xed'), '=A6': bytearray(b'\xa6'), '=85': bytearray(b'\x85'), '=e9': bytearray(b'\xe9'), '=2A': bytearray(b'*'), '=47': bytearray(b'G'), '=2b': bytearray(b'+'), '=d9': bytearray(b'\xd9'), '=AF': bytearray(b'\xaf'), '=E3': bytearray(b'\xe3'), '=d6': bytearray(b'\xd6'), '=25': bytearray(b'%'), '=0B': bytearray(b'\x0b'), '=f8': bytearray(b'\xf8'), '=51': bytearray(b'Q'), '=82': bytearray(b'\x82'), '=18': bytearray(b'\x18'), '=F1': bytearray(b'\xf1'), '=C6': bytearray(b'\xc6'), '=91': bytearray(b'\x91'), '=2C': bytearray(b','), '=6F': bytearray(b'o'), '=FF': bytearray(b'\xff'), '=07': bytearray(b'\x07'), '=C9': bytearray(b'\xc9'), '=BE': bytearray(b'\xbe'), '=C3': bytearray(b'\xc3'), '=1d': bytearray(b'\x1d'), '=3c': bytearray(b'<'), '=8E': bytearray(b'\x8e'), '=6f': bytearray(b'o'), '=af': bytearray(b'\xaf'), '=35': bytearray(b'5'), '=B9': bytearray(b'\xb9'), '=4A': bytearray(b'J'), '=6A': bytearray(b'j'), '=60': bytearray(b'`'), '=3d': bytearray(b'='), '=41': bytearray(b'A'), '=c2': bytearray(b'\xc2'), '=3D': bytearray(b'='), '=EA': bytearray(b'\xea'), '=5f': bytearray(b'_'), '=F3': bytearray(b'\xf3'), '=3F': bytearray(b'?'), '=9F': bytearray(b'\x9f'), '=a2': bytearray(b'\xa2'), '=C5': bytearray(b'\xc5'), '=B0': bytearray(b'\xb0'), '=42': bytearray(b'B'), '=84': bytearray(b'\x84'), '=5C': bytearray(b'\\'), '=0E': bytearray(b'\x0e'), '=b7': bytearray(b'\xb7'), '=A5': bytearray(b'\xa5'), '=0f': bytearray(b'\x0f'), '=f7': bytearray(b'\xf7'), '=61': bytearray(b'a'), '=cd': bytearray(b'\xcd'), '=cf': bytearray(b'\xcf'), '=66': bytearray(b'f'), '=2a': bytearray(b'*'), '=ED': bytearray(b'\xed'), '=E7': bytearray(b'\xe7'), '=b8': bytearray(b'\xb8'), '=0D': bytearray(b'\r'), '=b9': bytearray(b'\xb9'), '=bb': bytearray(b'\xbb'), '=a7': bytearray(b'\xa7'), '=53': bytearray(b'S'), '=a9': bytearray(b'\xa9'), '=FA': bytearray(b'\xfa'), '=5d': bytearray(b']'), '=cb': bytearray(b'\xcb'), '=A1': bytearray(b'\xa1'), '=DA': bytearray(b'\xda'), '=54': bytearray(b'T'), '=7C': bytearray(b'|'), '=6c': bytearray(b'l'), '=3b': bytearray(b';'), '=a0': bytearray(b'\xa0'), '=ee': bytearray(b'\xee'), '=d1': bytearray(b'\xd1'), '=B3': bytearray(b'\xb3'), '=2D': bytearray(b'-'), '=30': bytearray(b'0'), '=E6': bytearray(b'\xe6'), '=eb': bytearray(b'\xeb'), '=FE': bytearray(b'\xfe'), '=5F': bytearray(b'_'), '=cc': bytearray(b'\xcc'), '=48': bytearray(b'H'), '=4F': bytearray(b'O'), '=2F': bytearray(b'/'), '=7b': bytearray(b'{'), '=45': bytearray(b'E'), '=e7': bytearray(b'\xe7'), '=e5': bytearray(b'\xe5'), '=e4': bytearray(b'\xe4'), '=c7': bytearray(b'\xc7'), '=9a': bytearray(b'\x9a'), '=7f': bytearray(b'\x7f'), '=1a': bytearray(b'\x1a'), '=72': bytearray(b'r'), '=99': bytearray(b'\x99'), '=58': bytearray(b'X'), '=4E': bytearray(b'N'), '=A7': bytearray(b'\xa7'), '=1D': bytearray(b'\x1d'), '=B2': bytearray(b'\xb2'), '=CF': bytearray(b'\xcf'), '=f1': bytearray(b'\xf1'), '=3f': bytearray(b'?'), '=31': bytearray(b'1'), '=73': bytearray(b's'), '=1b': bytearray(b'\x1b'), '=f9': bytearray(b'\xf9'), '=6d': bytearray(b'm'), '=19': bytearray(b'\x19'), '=c9': bytearray(b'\xc9'), '=C0': bytearray(b'\xc0'), '=B7': bytearray(b'\xb7'), '=2d': bytearray(b'-'), '=d2': bytearray(b'\xd2'), '=aa': bytearray(b'\xaa'), '=3B': bytearray(b';'), '=fe': bytearray(b'\xfe'), '=D1': bytearray(b'\xd1'), '=F7': bytearray(b'\xf7'), '=68': bytearray(b'h'), '=10': bytearray(b'\x10'), '=38': bytearray(b'8'), '=02': bytearray(b'\x02'), '=8b': bytearray(b'\x8b'), '=F2': bytearray(b'\xf2'), '=EF': bytearray(b'\xef'), '=1C': bytearray(b'\x1c'), '=ca': bytearray(b'\xca'), '=d4': bytearray(b'\xd4'), '=56': bytearray(b'V'), '=e1': bytearray(b'\xe1'), '=32': bytearray(b'2'), '=FC': bytearray(b'\xfc'), '=1B': bytearray(b'\x1b'), '=01': bytearray(b'\x01'), '=c0': bytearray(b'\xc0'), '=8f': bytearray(b'\x8f'), '=b6': bytearray(b'\xb6'), '=95': bytearray(b'\x95'), '=15': bytearray(b'\x15'), '=4b': bytearray(b'K'), '=78': bytearray(b'x'), '=b1': bytearray(b'\xb1'), '=f2': bytearray(b'\xf2'), '=c1': bytearray(b'\xc1'), '=A9': bytearray(b'\xa9'), '=39': bytearray(b'9'), '=BD': bytearray(b'\xbd'), '=e0': bytearray(b'\xe0'), '=D2': bytearray(b'\xd2'), '=ce': bytearray(b'\xce'), '=7E': bytearray(b'~'), '=5B': bytearray(b'['), '=ab': bytearray(b'\xab'), '=50': bytearray(b'P'), '=A3': bytearray(b'\xa3'), '=26': bytearray(b'&'), '=BA': bytearray(b'\xba'), '=D8': bytearray(b'\xd8'), '=1F': bytearray(b'\x1f'), '=7c': bytearray(b'|'), '=a1': bytearray(b'\xa1'), '=2c': bytearray(b','), '=86': bytearray(b'\x86'), '=3A': bytearray(b':'), '=E4': bytearray(b'\xe4'), '=9c': bytearray(b'\x9c'), '=A4': bytearray(b'\xa4'), '=F0': bytearray(b'\xf0'), '=6a': bytearray(b'j'), '=f4': bytearray(b'\xf4'), '=3e': bytearray(b'>'), '=E2': bytearray(b'\xe2'), '=AC': bytearray(b'\xac'), '=05': bytearray(b'\x05'), '=c4': bytearray(b'\xc4'), '=AB': bytearray(b'\xab'), '=0c': bytearray(b'\x0c'), '=77': bytearray(b'w'), '=7A': bytearray(b'z'), '=EB': bytearray(b'\xeb'), '=D6': bytearray(b'\xd6'), '=3C': bytearray(b'<'), '=7d': bytearray(b'}'), '=df': bytearray(b'\xdf'), '=D3': bytearray(b'\xd3'), '=D7': bytearray(b'\xd7'), '=5b': bytearray(b'['), '=52': bytearray(b'R'), '=17': bytearray(b'\x17'), '=2f': bytearray(b'/'), '=6B': bytearray(b'k'), '=62': bytearray(b'b'), '=fb': bytearray(b'\xfb'), '=bc': bytearray(b'\xbc'), '=F5': bytearray(b'\xf5'), '=4a': bytearray(b'J'), '=00': bytearray(b'\x00'), '=7a': bytearray(b'z'), '=89': bytearray(b'\x89'), '=6b': bytearray(b'k'), '=a4': bytearray(b'\xa4'), '=f3': bytearray(b'\xf3'), '=6D': bytearray(b'm'), '=BF': bytearray(b'\xbf'), '=dc': bytearray(b'\xdc'), '=71': bytearray(b'q'), '=9f': bytearray(b'\x9f'), '=20': bytearray(b' '), '=08': bytearray(b'\x08'), '=b0': bytearray(b'\xb0'), '=b5': bytearray(b'\xb5'), '=98': bytearray(b'\x98'), '=76': bytearray(b'v'), '=27': bytearray(b"\'"), '=D5': bytearray(b'\xd5'), '=0A': bytearray(b'\n'), '=ff': bytearray(b'\xff'), '=f6': bytearray(b'\xf6'), '=8c': bytearray(b'\x8c'), '=B6': bytearray(b'\xb6'), '=D9': bytearray(b'\xd9'), '=88': bytearray(b'\x88'), '=dd': bytearray(b'\xdd'), '=5D': bytearray(b']'), '=b3': bytearray(b'\xb3'), '=C7': bytearray(b'\xc7'), '=db': bytearray(b'\xdb'), '=9E': bytearray(b'\x9e'), '=92': bytearray(b'\x92'), '=CA': bytearray(b'\xca'), '=11': bytearray(b'\x11'), '=DD': bytearray(b'\xdd'), '=03': bytearray(b'\x03'), '=67': bytearray(b'g'), '=e6': bytearray(b'\xe6'), '=C4': bytearray(b'\xc4'), '=8C': bytearray(b'\x8c'), '=C1': bytearray(b'\xc1'), '=BC': bytearray(b'\xbc'), '=0e': bytearray(b'\x0e'), '=0F': bytearray(b'\x0f'), '=EC': bytearray(b'\xec'), '=6E': bytearray(b'n'), '=DC': bytearray(b'\xdc'), '=e2': bytearray(b'\xe2'), '=28': bytearray(b'('), '=8e': bytearray(b'\x8e'), '=a3': bytearray(b'\xa3'), '=C2': bytearray(b'\xc2'), '=A8': bytearray(b'\xa8'), '=9B': bytearray(b'\x9b'), '=ef': bytearray(b'\xef'), '=d3': bytearray(b'\xd3'), '=06': bytearray(b'\x06'), '=E1': bytearray(b'\xe1'), '=AA': bytearray(b'\xaa'), '=B8': bytearray(b'\xb8'), '=E8': bytearray(b'\xe8'), '=B4': bytearray(b'\xb4'), '=44': bytearray(b'D'), '=34': bytearray(b'4'), '=7F': bytearray(b'\x7f'), '=13': bytearray(b'\x13'), '=5A': bytearray(b'Z'), '=EE': bytearray(b'\xee'), '=49': bytearray(b'I'), '=b2': bytearray(b'\xb2'), '=4f': bytearray(b'O'), '=96': bytearray(b'\x96'), '=F8': bytearray(b'\xf8'), '=c8': bytearray(b'\xc8'), '=da': bytearray(b'\xda'), '=d0': bytearray(b'\xd0'), '=14': bytearray(b'\x14'), '=9C': bytearray(b'\x9c'), '=3E': bytearray(b'>'), '=9e': bytearray(b'\x9e'), '=DB': bytearray(b'\xdb'), '=87': bytearray(b'\x87'), '=7e': bytearray(b'~'), '=70': bytearray(b'p'), '=21': bytearray(b'!'), '=ea': bytearray(b'\xea'), '=6C': bytearray(b'l'), '=37': bytearray(b'7'), '=4d': bytearray(b'M'), '=CC': bytearray(b'\xcc'), '=36': bytearray(b'6'), '=c5': bytearray(b'\xc5'), '=FB': bytearray(b'\xfb'), '=A0': bytearray(b'\xa0'), '=ae': bytearray(b'\xae'), '=59': bytearray(b'Y'), '=a8': bytearray(b'\xa8'), '=ba': bytearray(b'\xba'), '=DF': bytearray(b'\xdf'), '=be': bytearray(b'\xbe'), '=63': bytearray(b'c'), '=fd': bytearray(b'\xfd'), '=9A': bytearray(b'\x9a'), '=de': bytearray(b'\xde'), '=DE': bytearray(b'\xde'), '=B1': bytearray(b'\xb1'), '=29': bytearray(b')'), '=46': bytearray(b'F'), '=5e': bytearray(b'^'), '=5E': bytearray(b'^'), '=e8': bytearray(b'\xe8'), '=83': bytearray(b'\x83'), '=bf': bytearray(b'\xbf'), '=b4': bytearray(b'\xb4'), '=8a': bytearray(b'\x8a'), '=0a': bytearray(b'\n'), '=E0': bytearray(b'\xe0'), '=69': bytearray(b'i'), '=e3': bytearray(b'\xe3'), '=f0': bytearray(b'\xf0'), '=8F': bytearray(b'\x8f')}

ifheader==None:
return" "
result=bytearray(header, encoding='utf-8')
match=re.findall(r'(=[?])(GBK|gbk|UTF-8|utf-8|GB2312|gb2312)([?][QqBb][?])(.*?)([?]=)', header)
encode=''
foriinrange(len(match)):
encode=match[i][1]
form=match[i][2]
content=match[i][3]
ifform=='?Q?'orform=='?q?':
ma=re.findall(r'=[0-9a-fA-F][0-9a-fA-F]', content)
content_ba=bytearray(content, encoding='utf-8')
fornuminma:
content_ba=content_ba.replace(bytearray(num, encoding='utf-8'), dic[num])
result=result.replace(
bytearray(match[i][0]+match[i][1]+match[i][2]+match[i][3]+match[i][4], encoding='utf-8'),
content_ba)
else:
content=base64.b64decode(content)
result=result.replace(
bytearray(match[i][0] +match[i][1] +match[i][2] +match[i][3] +match[i][4], encoding='utf-8'),
bytearray(content))
ifencode=='':
encode='utf-8'
try:
result=str(result.replace(bytearray('\r\n ', encoding=encode), bytearray('', encoding=encode))
 .replace(bytearray('\r', encoding=encode), bytearray('', encoding=encode))
 .replace(bytearray('\n', encoding=encode), bytearray('', encoding=encode))
 .replace(bytearray('\t', encoding=encode), bytearray('', encoding=encode)), encoding=encode)
except:
result=str(result.replace(bytearray('\r\n ', encoding="GBK"), bytearray('', encoding="GBK"))
 .replace(bytearray('\n', encoding="GBK"), bytearray('', encoding="GBK"))
 .replace(bytearray('\r', encoding="GBK"), bytearray('', encoding="GBK"))
 .replace(bytearray('\t', encoding="GBK"), bytearray('', encoding="GBK")), encoding="GBK")
traceback.print_exc()
print("error str: ")
print(result)
returnresult

defFetchFromMailbox(mailboxName, numMails=0):
s=IMAP4('imap.%s.com'%mailboxName)
file=open("sinamima.txt")
pwd=file.read()
# pwd = input("password: ")
s.login('zkycaesar', pwd)
rsp, msg_num=s.select('INBOX', False)
conn=sqlite3.connect('test.db')
conn.execute('''CREATE TABLE IF NOT EXISTS ?
 (MAILID INT NOT NULL,
 SUBJECT TEXT NOT NULL,
 MFROM TEXT NOT NULL,
 MTO TEXT NOT NULL,
 MDATE TEXT NOT NULL,
 CONTENTPLAIN TEXT,
 CONTENTHTML TEXT,
 ATTACHNAMES TEXT);''', (mailboxName+"mails",))
conn.execute("DELETE FROM ?", (mailboxName+"mails",))
conn.commit()
ifnumMails==0:
numMails=int(msg_num[0])
foriinrange(numMails):
print(i)
try_num=0
mail_id=int(msg_num[0]) -i
whileTrue:
try:
rsp, data=s.fetch(str(mail_id), '(RFC822)')
except:
iftry_num<2:
continue
try_num+=1
else:
break
break
emailData=email.message_from_bytes(data[0][1])

# print(emailData.get('to'))
mto=EncryptData(parseMailHeader(emailData.get('to')))
# print(emailData.get('from'))
mfrom=EncryptData(parseMailHeader(emailData.get('from')))
# print(emailData.get('subject'))
msubject=EncryptData(parseMailHeader(emailData.get('subject')))
mdate=EncryptData(emailData.get('date'))
mcontent_html=""
mcontent_plain=""
mattach_names=""

ifemailData.is_multipart():
partNum=0
forpartinemailData.walk():
partNum+=1
ctype=part.get_content_type()
# print(ctype)
name=part.get_param('name')
ifname:
dir_name="attachment/%s/mail#%d/"% (mailboxName, mail_id)
ifnotos.path.isdir(dir_name):
os.makedirs(dir_name)
name=parseMailHeader(name)
data=part.get_payload(decode=True) # 解码出附件数据，然后存储到文件中
f=open(dir_name+name, 'wb') # 注意一定要用wb来打开文件，因为附件一般都是二进制文件
mattach_names+="\r\n%s"%name
f.write(data)
f.close()
elifctype=='text/html':
mcontent_html=part.get_payload(decode=True)
elifctype=='text/plain':
mcontent_plain=part.get_payload(decode=True)
else:
mcontent_html=emailData.get_payload(decode=True)

mcontent_html=EncryptData(mcontent_html)
mcontent_plain=EncryptData(mcontent_plain)
mattach_names=EncryptData(mattach_names)

conn.execute("INSERT INTO ? (MAILID,SUBJECT,MFROM,MTO,MDATE,CONTENTPLAIN,CONTENTHTML,ATTACHNAMES) \
 VALUES (?,?,?,?,?,?,?,?)", (mailboxName+"mails", mail_id, msubject, mfrom, mto, mdate, mcontent_plain, mcontent_html, mattach_names));

conn.commit()

if__name__=='__main__':
# conn = sqlite3.connect('test.db')
# conn.execute("drop table MAILS")
# conn.commit()
# FetchFromMailbox("sina", 50)

# app = QApplication(sys.argv)
# window = UI()
# window.show()
# sys.exit(app.exec_())

# conn = sqlite3.connect('test.db')
# cursor = conn.execute("SELECT SUBJECT,MFROM,MTO,MDATE,CONTENTPLAIN,CONTENTHTML,ATTACHNAMES from MAILS")
# for row in cursor:
# for i in range(7):
# try:
# print(str(DecryptData(row[i]), encoding='utf-8'))
# except:
# print(str(DecryptData(row[i]), encoding='GBK'))
# print("\n")

mailboxName="sina"
s=IMAP4('imap.%s.com'%mailboxName)
file=open("sinamima.txt")
pwd=file.read()
s.login('zkycaesar', pwd)
rsp, msg_num=s.select('TRASH', False)
fromimaplibimportIMAP4
importemail
importbase64
importsys
importsignal
importos
importtraceback
importre
importsqlite3
fromCrypto.CipherimportAES
fromPyQt5.QtWidgetsimportQApplication, QWidget, QHBoxLayout, QVBoxLayout, QLabel, QListView, QStyledItemDelegate,\
QStyle, QStyleOptionButton, QPushButton, QMainWindow, QTreeWidget, QTreeWidgetItem
fromPyQt5.QtCoreimportQSize, Qt, QRectF, QPoint, QRect, QEvent
fromPyQt5.QtGuiimportQIcon, QFont, QStandardItemModel, QStandardItem, QPainter, QPen, QFontMetrics
fromPyQt5.QtWebEngineWidgetsimportQWebEngineView

roles= {"from": Qt.UserRole+1, "subject": Qt.UserRole+2, "date": Qt.UserRole+3, "content": Qt.UserRole+4, "checked": Qt.UserRole+5}

classmailViewDelegate(QStyledItemDelegate):
def__init__(self):
super().__init__()
self.iconSize=QSize(40, 40)
self.padding=5

defsizeHint(self, option, index):
headerFont=QFont("times", 10)
headerFont.setBold(True)
subjectFont=QFont("times", 10)
headerFm=QFontMetrics(headerFont)
subjectFm=QFontMetrics(subjectFont)

headerRect=headerFm.boundingRect(0, 0, option.rect.width() -self.iconSize.width(), 0,
Qt.AlignLeft|Qt.AlignTop|Qt.TextWordWrap, index.data(roles['from']))
subheaderRect=subjectFm.boundingRect(0, 0, option.rect.width() -self.iconSize.width(), 0,
Qt.AlignLeft|Qt.AlignTop|Qt.TextWordWrap,
index.data(roles['subject']))
size=QSize(option.rect.width(), headerRect.height() +subheaderRect.height() +3*self.padding)

ifsize.height() <self.iconSize.height():
size.setHeight(self.iconSize.height())
returnsize

defpaint(self, painter, option, index):
self.initStyleOption(option, index)
painter.save()
ifoption.state&QStyle.State_Selected:
painter.fillRect(option.rect, option.palette.highlight())

checkBox=QStyleOptionButton()
checkBox.rect=self.getCheckBoxRect(option)
checked=bool(index.model().data(index, roles['checked']))
ifchecked:
checkBox.state|=QStyle.State_On
else:
checkBox.state|=QStyle.State_Off
QApplication.style().drawControl(QStyle.CE_CheckBox, checkBox, painter)

headerText=index.data(roles['from'])
subjectText=index.data(roles['subject'])

headerFont=QFont("times", 10)
headerFont.setBold(True)
subjectFont=QFont("times", 10)
headerFm=QFontMetrics(headerFont)
subjectFm=QFontMetrics(subjectFont)

headerRect=headerFm.boundingRect(option.rect.left() +self.iconSize.width(), option.rect.top() +self.padding,
option.rect.width() -self.iconSize.width(), 0,
Qt.AlignLeft|Qt.AlignTop|Qt.TextWordWrap, headerText)
subjectRect=subjectFm.boundingRect(headerRect.left(), headerRect.bottom() +self.padding,
option.rect.width() -self.iconSize.width(), 0,
Qt.AlignLeft|Qt.AlignTop|Qt.TextWordWrap, subjectText)

painter.setPen(Qt.black)

painter.setFont(headerFont)
painter.drawText(headerRect, Qt.AlignLeft|Qt.AlignTop|Qt.TextWordWrap, headerText)

painter.setFont(subjectFont)
painter.drawText(subjectRect, Qt.AlignLeft|Qt.AlignTop|Qt.TextWordWrap, subjectText)

painter.setPen(Qt.gray)
painter.drawLine(option.rect.left(), option.rect.bottom(), option.rect.right(), option.rect.bottom())


painter.restore()

defeditorEvent(self, event, model, option, index):
# Do not change the checkbox-state
ifevent.type() ==QEvent.MouseButtonReleaseorevent.type() ==QEvent.MouseButtonDblClick:
ifevent.button() !=Qt.LeftButtonornotself.getCheckBoxRect(option).contains(event.pos()):
returnFalse
ifevent.type() ==QEvent.MouseButtonDblClick:
returnTrue
# elif event.type() == QEvent.KeyPress:
# if event.key() != Qt.Key_Space and event.key() !=Qt.Key_Select:
# return False
else:
returnFalse
# Change the checkbox-state
self.setModelData(None, model, index)
returnTrue

defsetModelData(self, editor, model, index):
newValue=notbool(index.model().data(index, roles['checked']))
model.setData(index, newValue, roles['checked'])

defgetCheckBoxRect(self, option):
check_box_style_option=QStyleOptionButton()
check_box_rect=QApplication.style().subElementRect(QStyle.SE_CheckBoxIndicator,
check_box_style_option, None)
check_box_point=QPoint(option.rect.x() +check_box_rect.width() /2,
option.rect.y() +check_box_rect.height() /2)
returnQRect(check_box_point, check_box_rect.size())


classUI(QMainWindow):
def__init__(self):
super().__init__()
self.setWindowTitle("Mailbox")
conn=sqlite3.connect('test.db')
cursor=conn.execute("SELECT COUNT(*) from MAILS")
self.totalMailCount=cursor.fetchone()[0]
self.currentPage=1
self.mailItemList= []
self.mailListModel=QStandardItemModel()
self.fetchFromDB(self.currentPage)
self.initUI()

deffetchFromDB(self, page, mailboxName):
conn=sqlite3.connect('test.db')
pageOffset=str((page-1)*20+1)
cursor=conn.execute("SELECT * from ? LIMIT 20 OFFSET ?", (mailboxName+"mails", pageOffset,))
self.mailItemList= []
self.mailListModel.removeRows(0, self.mailListModel.rowCount())
rowNum=0
forrowincursor:
mailItem=QStandardItem()
mailItem.setEditable(False)
mailItem.setData(False, roles['checked'])
try:
mailItem.setData(str(DecryptData(row[2]), encoding='utf-8'), roles['from'])
except:
mailItem.setData(str(DecryptData(row[2]), encoding='GBK'), roles['from'])
try:
mailItem.setData(str(DecryptData(row[1]), encoding='utf-8'), roles['subject'])
except:
mailItem.setData(str(DecryptData(row[1]), encoding='GBK'), roles['subject'])
try:
mailItem.setData(str(DecryptData(row[6]), encoding='utf-8'), roles['content'])
except:
mailItem.setData(str(DecryptData(row[6]), encoding='GBK'), roles['content'])
try:
mailItem.setData(str(DecryptData(row[4]), encoding='utf-8'), roles['date'])
except:
mailItem.setData(str(DecryptData(row[4]), encoding='GBK'), roles['date'])

self.mailItemList.append(mailItem)
self.mailListModel.appendRow(self.mailItemList[rowNum])
rowNum+=1

definitUI(self):
menubar=self.menuBar()
menubar.addMenu('&File')
menubar.addMenu('&Edit')
menubar.addMenu('&View')
windowLayout=QHBoxLayout()

self.mailListView=QListView()
viewDelegate=mailViewDelegate()
self.mailListView.setModel(self.mailListModel)
self.mailListView.setItemDelegate(viewDelegate)
self.mailListView.clicked.connect(self.itemClicked)

self.lastPageButton=QPushButton()
self.lastPageButton.setText("上一页")
self.lastPageButton.clicked.connect(self.lastPageButtonClicked)
ifself.currentPage==1:
self.lastPageButton.setEnabled(False)
self.pageCount=QLabel()
self.pageCount.setText(str(self.currentPage))
self.nextPageButton=QPushButton()
self.nextPageButton.setText("下一页")
self.nextPageButton.clicked.connect(self.nextPageButtonClicked)
ifself.currentPage*20>=self.totalMailCount:
self.nextPageButton.setEnabled(False)
buttonLayout=QHBoxLayout()
buttonLayout.addStretch(1)
buttonLayout.addWidget(self.lastPageButton)
buttonLayout.addWidget(self.pageCount)
buttonLayout.addWidget(self.nextPageButton)
buttonBoxView=QWidget()
buttonBoxView.setLayout(buttonLayout)

viewLeft=QWidget()
layoutLeft=QVBoxLayout()
layoutLeft.addWidget(self.mailListView)
layoutLeft.addWidget(buttonBoxView)
viewLeft.setLayout(layoutLeft)
windowLayout.addWidget(viewLeft)

self.mailSubject=QLabel()
self.mailSubject.setText(self.mailItemList[0].data(roles['subject']))
qFont1=QFont("Helvetica")
qFont1.setBold(True)
qFont1.setPointSize(15)
self.mailSubject.setFont(qFont1)

self.mailFrom=QLabel()
self.mailFrom.setText("发件人："+self.mailItemList[0].data(roles['from']))
qFont2=QFont("serif")
qFont2.setBold(False)
qFont2.setPointSize(10)
self.mailFrom.setFont(qFont2)

self.mailDate=QLabel()
self.mailDate.setText("时 间："+self.mailItemList[0].data(roles['date']))
qFont2=QFont("serif")
qFont2.setBold(False)
qFont2.setPointSize(10)
self.mailDate.setFont(qFont2)

self.webView=QWebEngineView()
self.webView.setHtml(self.mailItemList[0].data(roles['content']))

layoutRight=QVBoxLayout()
layoutRight.addWidget(self.mailSubject)
layoutRight.addWidget(self.mailFrom)
layoutRight.addWidget(self.mailDate)
layoutRight.addWidget(self.webView)
viewRight=QWidget()
viewRight.setLayout(layoutRight)
windowLayout.addWidget(viewRight)

windowView=QWidget()
windowView.setLayout(windowLayout)
self.setCentralWidget(windowView)
# self.setLayout(windowLayout)

deflastPageButtonClicked(self, checked):
ifself.currentPage>1:
self.currentPage-=1
self.nextPageButton.setEnabled(True)
self.pageCount.setText(str(self.currentPage))
self.fetchFromDB(self.currentPage)
self.mailListView.repaint()
ifself.currentPage==1:
self.lastPageButton.setEnabled(False)

defnextPageButtonClicked(self, checked):
ifself.currentPage*20<self.totalMailCount:
self.currentPage+=1
self.lastPageButton.setEnabled(True)
self.pageCount.setText(str(self.currentPage))
self.fetchFromDB(self.currentPage)
self.mailListView.repaint()
ifself.currentPage*20>=self.totalMailCount:
self.nextPageButton.setEnabled(False)

defitemClicked(self, index):
ifindex.model().data(index, roles['subject']) !=self.mailSubject.text():
self.mailSubject.setText(index.model().data(index, roles['subject']))
self.mailFrom.setText("发件人："+index.model().data(index, roles['from']))
self.mailDate.setText("时 间："+index.model().data(index, roles['date']))
self.webView.setHtml(index.model().data(index, roles['content']))


defEncryptData(plainText):
file=open("mima.txt")
key=file.read()
obj=AES.new(key, AES.MODE_ECB)
ifisinstance(plainText, str):
ba=bytearray(plainText, encoding='utf-8')
else:
ba=bytearray(plainText)
length=32-len(ba) %16
byt=bytearray(length)
foriinrange(length):
byt[i] =length
result=ba+byt
returnobj.encrypt(bytes(result))

defDecryptData(crypto):
file=open("mima.txt")
key=file.read()
obj=AES.new(key, AES.MODE_ECB)
br=bytearray(obj.decrypt(crypto))
br=br[0: (-br[-1])]
returnbytes(br)

defbuildDicForParseHeader():
dic= {}
foriinrange(256):
i_key1=hex(i)
iflen(i_key1) ==3:
i_key1=i_key1.replace("0x", "=0")
else:
i_key1=i_key1.replace("0x", "=")
i_key2=i_key1.upper()
# i_key1 = bytearray(i_key1, encoding='utf-8')
# i_key2 = bytearray(i_key2, encoding='utf-8')
i_value=bytearray(1)
i_value[0] =i
dic[i_key1] =i_value
dic[i_key2] =i_value
returndic

defparseMailHeader(header):
"""此函数用于解析email header中的to，from，subject部分.
 """
dic= {'=CE': bytearray(b'\xce'), '=a5': bytearray(b'\xa5'), '=8B': bytearray(b'\x8b'), '=57': bytearray(b'W'), '=80': bytearray(b'\x80'), '=9d': bytearray(b'\x9d'), '=AE': bytearray(b'\xae'), '=43': bytearray(b'C'), '=09': bytearray(b'\t'), '=bd': bytearray(b'\xbd'), '=D0': bytearray(b'\xd0'), '=E9': bytearray(b'\xe9'), '=0C': bytearray(b'\x0c'), '=55': bytearray(b'U'), '=C8': bytearray(b'\xc8'), '=12': bytearray(b'\x12'), '=1f': bytearray(b'\x1f'), '=23': bytearray(b'#'), '=F9': bytearray(b'\xf9'), '=16': bytearray(b'\x16'), '=1A': bytearray(b'\x1a'), '=2B': bytearray(b'+'), '=3a': bytearray(b':'), '=94': bytearray(b'\x94'), '=0d': bytearray(b'\r'), '=40': bytearray(b'@'), '=74': bytearray(b't'), '=D4': bytearray(b'\xd4'), '=CB': bytearray(b'\xcb'), '=c6': bytearray(b'\xc6'), '=9b': bytearray(b'\x9b'), '=f5': bytearray(b'\xf5'), '=0b': bytearray(b'\x0b'), '=97': bytearray(b'\x97'), '=E5': bytearray(b'\xe5'), '=FD': bytearray(b'\xfd'), '=fa': bytearray(b'\xfa'), '=8A': bytearray(b'\x8a'), '=75': bytearray(b'u'), '=8d': bytearray(b'\x8d'), '=5c': bytearray(b'\\'), '=33': bytearray(b'3'), '=d8': bytearray(b'\xd8'), '=4D': bytearray(b'M'), '=4e': bytearray(b'N'), '=1c': bytearray(b'\x1c'), '=4c': bytearray(b'L'), '=4C': bytearray(b'L'), '=d7': bytearray(b'\xd7'), '=ad': bytearray(b'\xad'), '=ec': bytearray(b'\xec'), '=AD': bytearray(b'\xad'), '=fc': bytearray(b'\xfc'), '=ac': bytearray(b'\xac'), '=24': bytearray(b'$'), '=81': bytearray(b'\x81'), '=a6': bytearray(b'\xa6'), '=4B': bytearray(b'K'), '=5a': bytearray(b'Z'), '=d5': bytearray(b'\xd5'), '=6e': bytearray(b'n'), '=65': bytearray(b'e'), '=A2': bytearray(b'\xa2'), '=F6': bytearray(b'\xf6'), '=F4': bytearray(b'\xf4'), '=1e': bytearray(b'\x1e'), '=90': bytearray(b'\x90'), '=93': bytearray(b'\x93'), '=BB': bytearray(b'\xbb'), '=B5': bytearray(b'\xb5'), '=2e': bytearray(b'.'), '=c3': bytearray(b'\xc3'), '=9D': bytearray(b'\x9d'), '=64': bytearray(b'd'), '=CD': bytearray(b'\xcd'), '=1E': bytearray(b'\x1e'), '=7B': bytearray(b'{'), '=22': bytearray(b'"'), '=04': bytearray(b'\x04'), '=79': bytearray(b'y'), '=7D': bytearray(b'}'), '=2E': bytearray(b'.'), '=8D': bytearray(b'\x8d'), '=ed': bytearray(b'\xed'), '=A6': bytearray(b'\xa6'), '=85': bytearray(b'\x85'), '=e9': bytearray(b'\xe9'), '=2A': bytearray(b'*'), '=47': bytearray(b'G'), '=2b': bytearray(b'+'), '=d9': bytearray(b'\xd9'), '=AF': bytearray(b'\xaf'), '=E3': bytearray(b'\xe3'), '=d6': bytearray(b'\xd6'), '=25': bytearray(b'%'), '=0B': bytearray(b'\x0b'), '=f8': bytearray(b'\xf8'), '=51': bytearray(b'Q'), '=82': bytearray(b'\x82'), '=18': bytearray(b'\x18'), '=F1': bytearray(b'\xf1'), '=C6': bytearray(b'\xc6'), '=91': bytearray(b'\x91'), '=2C': bytearray(b','), '=6F': bytearray(b'o'), '=FF': bytearray(b'\xff'), '=07': bytearray(b'\x07'), '=C9': bytearray(b'\xc9'), '=BE': bytearray(b'\xbe'), '=C3': bytearray(b'\xc3'), '=1d': bytearray(b'\x1d'), '=3c': bytearray(b'<'), '=8E': bytearray(b'\x8e'), '=6f': bytearray(b'o'), '=af': bytearray(b'\xaf'), '=35': bytearray(b'5'), '=B9': bytearray(b'\xb9'), '=4A': bytearray(b'J'), '=6A': bytearray(b'j'), '=60': bytearray(b'`'), '=3d': bytearray(b'='), '=41': bytearray(b'A'), '=c2': bytearray(b'\xc2'), '=3D': bytearray(b'='), '=EA': bytearray(b'\xea'), '=5f': bytearray(b'_'), '=F3': bytearray(b'\xf3'), '=3F': bytearray(b'?'), '=9F': bytearray(b'\x9f'), '=a2': bytearray(b'\xa2'), '=C5': bytearray(b'\xc5'), '=B0': bytearray(b'\xb0'), '=42': bytearray(b'B'), '=84': bytearray(b'\x84'), '=5C': bytearray(b'\\'), '=0E': bytearray(b'\x0e'), '=b7': bytearray(b'\xb7'), '=A5': bytearray(b'\xa5'), '=0f': bytearray(b'\x0f'), '=f7': bytearray(b'\xf7'), '=61': bytearray(b'a'), '=cd': bytearray(b'\xcd'), '=cf': bytearray(b'\xcf'), '=66': bytearray(b'f'), '=2a': bytearray(b'*'), '=ED': bytearray(b'\xed'), '=E7': bytearray(b'\xe7'), '=b8': bytearray(b'\xb8'), '=0D': bytearray(b'\r'), '=b9': bytearray(b'\xb9'), '=bb': bytearray(b'\xbb'), '=a7': bytearray(b'\xa7'), '=53': bytearray(b'S'), '=a9': bytearray(b'\xa9'), '=FA': bytearray(b'\xfa'), '=5d': bytearray(b']'), '=cb': bytearray(b'\xcb'), '=A1': bytearray(b'\xa1'), '=DA': bytearray(b'\xda'), '=54': bytearray(b'T'), '=7C': bytearray(b'|'), '=6c': bytearray(b'l'), '=3b': bytearray(b';'), '=a0': bytearray(b'\xa0'), '=ee': bytearray(b'\xee'), '=d1': bytearray(b'\xd1'), '=B3': bytearray(b'\xb3'), '=2D': bytearray(b'-'), '=30': bytearray(b'0'), '=E6': bytearray(b'\xe6'), '=eb': bytearray(b'\xeb'), '=FE': bytearray(b'\xfe'), '=5F': bytearray(b'_'), '=cc': bytearray(b'\xcc'), '=48': bytearray(b'H'), '=4F': bytearray(b'O'), '=2F': bytearray(b'/'), '=7b': bytearray(b'{'), '=45': bytearray(b'E'), '=e7': bytearray(b'\xe7'), '=e5': bytearray(b'\xe5'), '=e4': bytearray(b'\xe4'), '=c7': bytearray(b'\xc7'), '=9a': bytearray(b'\x9a'), '=7f': bytearray(b'\x7f'), '=1a': bytearray(b'\x1a'), '=72': bytearray(b'r'), '=99': bytearray(b'\x99'), '=58': bytearray(b'X'), '=4E': bytearray(b'N'), '=A7': bytearray(b'\xa7'), '=1D': bytearray(b'\x1d'), '=B2': bytearray(b'\xb2'), '=CF': bytearray(b'\xcf'), '=f1': bytearray(b'\xf1'), '=3f': bytearray(b'?'), '=31': bytearray(b'1'), '=73': bytearray(b's'), '=1b': bytearray(b'\x1b'), '=f9': bytearray(b'\xf9'), '=6d': bytearray(b'm'), '=19': bytearray(b'\x19'), '=c9': bytearray(b'\xc9'), '=C0': bytearray(b'\xc0'), '=B7': bytearray(b'\xb7'), '=2d': bytearray(b'-'), '=d2': bytearray(b'\xd2'), '=aa': bytearray(b'\xaa'), '=3B': bytearray(b';'), '=fe': bytearray(b'\xfe'), '=D1': bytearray(b'\xd1'), '=F7': bytearray(b'\xf7'), '=68': bytearray(b'h'), '=10': bytearray(b'\x10'), '=38': bytearray(b'8'), '=02': bytearray(b'\x02'), '=8b': bytearray(b'\x8b'), '=F2': bytearray(b'\xf2'), '=EF': bytearray(b'\xef'), '=1C': bytearray(b'\x1c'), '=ca': bytearray(b'\xca'), '=d4': bytearray(b'\xd4'), '=56': bytearray(b'V'), '=e1': bytearray(b'\xe1'), '=32': bytearray(b'2'), '=FC': bytearray(b'\xfc'), '=1B': bytearray(b'\x1b'), '=01': bytearray(b'\x01'), '=c0': bytearray(b'\xc0'), '=8f': bytearray(b'\x8f'), '=b6': bytearray(b'\xb6'), '=95': bytearray(b'\x95'), '=15': bytearray(b'\x15'), '=4b': bytearray(b'K'), '=78': bytearray(b'x'), '=b1': bytearray(b'\xb1'), '=f2': bytearray(b'\xf2'), '=c1': bytearray(b'\xc1'), '=A9': bytearray(b'\xa9'), '=39': bytearray(b'9'), '=BD': bytearray(b'\xbd'), '=e0': bytearray(b'\xe0'), '=D2': bytearray(b'\xd2'), '=ce': bytearray(b'\xce'), '=7E': bytearray(b'~'), '=5B': bytearray(b'['), '=ab': bytearray(b'\xab'), '=50': bytearray(b'P'), '=A3': bytearray(b'\xa3'), '=26': bytearray(b'&'), '=BA': bytearray(b'\xba'), '=D8': bytearray(b'\xd8'), '=1F': bytearray(b'\x1f'), '=7c': bytearray(b'|'), '=a1': bytearray(b'\xa1'), '=2c': bytearray(b','), '=86': bytearray(b'\x86'), '=3A': bytearray(b':'), '=E4': bytearray(b'\xe4'), '=9c': bytearray(b'\x9c'), '=A4': bytearray(b'\xa4'), '=F0': bytearray(b'\xf0'), '=6a': bytearray(b'j'), '=f4': bytearray(b'\xf4'), '=3e': bytearray(b'>'), '=E2': bytearray(b'\xe2'), '=AC': bytearray(b'\xac'), '=05': bytearray(b'\x05'), '=c4': bytearray(b'\xc4'), '=AB': bytearray(b'\xab'), '=0c': bytearray(b'\x0c'), '=77': bytearray(b'w'), '=7A': bytearray(b'z'), '=EB': bytearray(b'\xeb'), '=D6': bytearray(b'\xd6'), '=3C': bytearray(b'<'), '=7d': bytearray(b'}'), '=df': bytearray(b'\xdf'), '=D3': bytearray(b'\xd3'), '=D7': bytearray(b'\xd7'), '=5b': bytearray(b'['), '=52': bytearray(b'R'), '=17': bytearray(b'\x17'), '=2f': bytearray(b'/'), '=6B': bytearray(b'k'), '=62': bytearray(b'b'), '=fb': bytearray(b'\xfb'), '=bc': bytearray(b'\xbc'), '=F5': bytearray(b'\xf5'), '=4a': bytearray(b'J'), '=00': bytearray(b'\x00'), '=7a': bytearray(b'z'), '=89': bytearray(b'\x89'), '=6b': bytearray(b'k'), '=a4': bytearray(b'\xa4'), '=f3': bytearray(b'\xf3'), '=6D': bytearray(b'm'), '=BF': bytearray(b'\xbf'), '=dc': bytearray(b'\xdc'), '=71': bytearray(b'q'), '=9f': bytearray(b'\x9f'), '=20': bytearray(b' '), '=08': bytearray(b'\x08'), '=b0': bytearray(b'\xb0'), '=b5': bytearray(b'\xb5'), '=98': bytearray(b'\x98'), '=76': bytearray(b'v'), '=27': bytearray(b"\'"), '=D5': bytearray(b'\xd5'), '=0A': bytearray(b'\n'), '=ff': bytearray(b'\xff'), '=f6': bytearray(b'\xf6'), '=8c': bytearray(b'\x8c'), '=B6': bytearray(b'\xb6'), '=D9': bytearray(b'\xd9'), '=88': bytearray(b'\x88'), '=dd': bytearray(b'\xdd'), '=5D': bytearray(b']'), '=b3': bytearray(b'\xb3'), '=C7': bytearray(b'\xc7'), '=db': bytearray(b'\xdb'), '=9E': bytearray(b'\x9e'), '=92': bytearray(b'\x92'), '=CA': bytearray(b'\xca'), '=11': bytearray(b'\x11'), '=DD': bytearray(b'\xdd'), '=03': bytearray(b'\x03'), '=67': bytearray(b'g'), '=e6': bytearray(b'\xe6'), '=C4': bytearray(b'\xc4'), '=8C': bytearray(b'\x8c'), '=C1': bytearray(b'\xc1'), '=BC': bytearray(b'\xbc'), '=0e': bytearray(b'\x0e'), '=0F': bytearray(b'\x0f'), '=EC': bytearray(b'\xec'), '=6E': bytearray(b'n'), '=DC': bytearray(b'\xdc'), '=e2': bytearray(b'\xe2'), '=28': bytearray(b'('), '=8e': bytearray(b'\x8e'), '=a3': bytearray(b'\xa3'), '=C2': bytearray(b'\xc2'), '=A8': bytearray(b'\xa8'), '=9B': bytearray(b'\x9b'), '=ef': bytearray(b'\xef'), '=d3': bytearray(b'\xd3'), '=06': bytearray(b'\x06'), '=E1': bytearray(b'\xe1'), '=AA': bytearray(b'\xaa'), '=B8': bytearray(b'\xb8'), '=E8': bytearray(b'\xe8'), '=B4': bytearray(b'\xb4'), '=44': bytearray(b'D'), '=34': bytearray(b'4'), '=7F': bytearray(b'\x7f'), '=13': bytearray(b'\x13'), '=5A': bytearray(b'Z'), '=EE': bytearray(b'\xee'), '=49': bytearray(b'I'), '=b2': bytearray(b'\xb2'), '=4f': bytearray(b'O'), '=96': bytearray(b'\x96'), '=F8': bytearray(b'\xf8'), '=c8': bytearray(b'\xc8'), '=da': bytearray(b'\xda'), '=d0': bytearray(b'\xd0'), '=14': bytearray(b'\x14'), '=9C': bytearray(b'\x9c'), '=3E': bytearray(b'>'), '=9e': bytearray(b'\x9e'), '=DB': bytearray(b'\xdb'), '=87': bytearray(b'\x87'), '=7e': bytearray(b'~'), '=70': bytearray(b'p'), '=21': bytearray(b'!'), '=ea': bytearray(b'\xea'), '=6C': bytearray(b'l'), '=37': bytearray(b'7'), '=4d': bytearray(b'M'), '=CC': bytearray(b'\xcc'), '=36': bytearray(b'6'), '=c5': bytearray(b'\xc5'), '=FB': bytearray(b'\xfb'), '=A0': bytearray(b'\xa0'), '=ae': bytearray(b'\xae'), '=59': bytearray(b'Y'), '=a8': bytearray(b'\xa8'), '=ba': bytearray(b'\xba'), '=DF': bytearray(b'\xdf'), '=be': bytearray(b'\xbe'), '=63': bytearray(b'c'), '=fd': bytearray(b'\xfd'), '=9A': bytearray(b'\x9a'), '=de': bytearray(b'\xde'), '=DE': bytearray(b'\xde'), '=B1': bytearray(b'\xb1'), '=29': bytearray(b')'), '=46': bytearray(b'F'), '=5e': bytearray(b'^'), '=5E': bytearray(b'^'), '=e8': bytearray(b'\xe8'), '=83': bytearray(b'\x83'), '=bf': bytearray(b'\xbf'), '=b4': bytearray(b'\xb4'), '=8a': bytearray(b'\x8a'), '=0a': bytearray(b'\n'), '=E0': bytearray(b'\xe0'), '=69': bytearray(b'i'), '=e3': bytearray(b'\xe3'), '=f0': bytearray(b'\xf0'), '=8F': bytearray(b'\x8f')}

ifheader==None:
return" "
result=bytearray(header, encoding='utf-8')
match=re.findall(r'(=[?])(GBK|gbk|UTF-8|utf-8|GB2312|gb2312)([?][QqBb][?])(.*?)([?]=)', header)
encode=''
foriinrange(len(match)):
encode=match[i][1]
form=match[i][2]
content=match[i][3]
ifform=='?Q?'orform=='?q?':
ma=re.findall(r'=[0-9a-fA-F][0-9a-fA-F]', content)
content_ba=bytearray(content, encoding='utf-8')
fornuminma:
content_ba=content_ba.replace(bytearray(num, encoding='utf-8'), dic[num])
result=result.replace(
bytearray(match[i][0]+match[i][1]+match[i][2]+match[i][3]+match[i][4], encoding='utf-8'),
content_ba)
else:
content=base64.b64decode(content)
result=result.replace(
bytearray(match[i][0] +match[i][1] +match[i][2] +match[i][3] +match[i][4], encoding='utf-8'),
bytearray(content))
ifencode=='':
encode='utf-8'
try:
result=str(result.replace(bytearray('\r\n ', encoding=encode), bytearray('', encoding=encode))
 .replace(bytearray('\r', encoding=encode), bytearray('', encoding=encode))
 .replace(bytearray('\n', encoding=encode), bytearray('', encoding=encode))
 .replace(bytearray('\t', encoding=encode), bytearray('', encoding=encode)), encoding=encode)
except:
result=str(result.replace(bytearray('\r\n ', encoding="GBK"), bytearray('', encoding="GBK"))
 .replace(bytearray('\n', encoding="GBK"), bytearray('', encoding="GBK"))
 .replace(bytearray('\r', encoding="GBK"), bytearray('', encoding="GBK"))
 .replace(bytearray('\t', encoding="GBK"), bytearray('', encoding="GBK")), encoding="GBK")
traceback.print_exc()
print("error str: ")
print(result)
returnresult

defFetchFromMailbox(mailboxName, numMails=0):
s=IMAP4('imap.%s.com'%mailboxName)
file=open("sinamima.txt")
pwd=file.read()
# pwd = input("password: ")
s.login('zkycaesar', pwd)
rsp, msg_num=s.select('INBOX', False)
conn=sqlite3.connect('test.db')
conn.execute('''CREATE TABLE IF NOT EXISTS ?
 (MAILID INT NOT NULL,
 SUBJECT TEXT NOT NULL,
 MFROM TEXT NOT NULL,
 MTO TEXT NOT NULL,
 MDATE TEXT NOT NULL,
 CONTENTPLAIN TEXT,
 CONTENTHTML TEXT,
 ATTACHNAMES TEXT);''', (mailboxName+"mails",))
conn.execute("DELETE FROM ?", (mailboxName+"mails",))
conn.commit()
ifnumMails==0:
numMails=int(msg_num[0])
foriinrange(numMails):
print(i)
try_num=0
mail_id=int(msg_num[0]) -i
whileTrue:
try:
rsp, data=s.fetch(str(mail_id), '(RFC822)')
except:
iftry_num<2:
continue
try_num+=1
else:
break
break
emailData=email.message_from_bytes(data[0][1])

# print(emailData.get('to'))
mto=EncryptData(parseMailHeader(emailData.get('to')))
# print(emailData.get('from'))
mfrom=EncryptData(parseMailHeader(emailData.get('from')))
# print(emailData.get('subject'))
msubject=EncryptData(parseMailHeader(emailData.get('subject')))
mdate=EncryptData(emailData.get('date'))
mcontent_html=""
mcontent_plain=""
mattach_names=""

ifemailData.is_multipart():
partNum=0
forpartinemailData.walk():
partNum+=1
ctype=part.get_content_type()
# print(ctype)
name=part.get_param('name')
ifname:
dir_name="attachment/%s/mail#%d/"% (mailboxName, mail_id)
ifnotos.path.isdir(dir_name):
os.makedirs(dir_name)
name=parseMailHeader(name)
data=part.get_payload(decode=True) # 解码出附件数据，然后存储到文件中
f=open(dir_name+name, 'wb') # 注意一定要用wb来打开文件，因为附件一般都是二进制文件
mattach_names+="\r\n%s"%name
f.write(data)
f.close()
elifctype=='text/html':
mcontent_html=part.get_payload(decode=True)
elifctype=='text/plain':
mcontent_plain=part.get_payload(decode=True)
else:
mcontent_html=emailData.get_payload(decode=True)

mcontent_html=EncryptData(mcontent_html)
mcontent_plain=EncryptData(mcontent_plain)
mattach_names=EncryptData(mattach_names)

conn.execute("INSERT INTO ? (MAILID,SUBJECT,MFROM,MTO,MDATE,CONTENTPLAIN,CONTENTHTML,ATTACHNAMES) \
 VALUES (?,?,?,?,?,?,?,?)", (mailboxName+"mails", mail_id, msubject, mfrom, mto, mdate, mcontent_plain, mcontent_html, mattach_names));

conn.commit()

if__name__=='__main__':
# conn = sqlite3.connect('test.db')
# conn.execute("drop table MAILS")
# conn.commit()
# FetchFromMailbox("sina", 50)

# app = QApplication(sys.argv)
# window = UI()
# window.show()
# sys.exit(app.exec_())

# conn = sqlite3.connect('test.db')
# cursor = conn.execute("SELECT SUBJECT,MFROM,MTO,MDATE,CONTENTPLAIN,CONTENTHTML,ATTACHNAMES from MAILS")
# for row in cursor:
# for i in range(7):
# try:
# print(str(DecryptData(row[i]), encoding='utf-8'))
# except:
# print(str(DecryptData(row[i]), encoding='GBK'))
# print("\n")

mailboxName="sina"
s=IMAP4('imap.%s.com'%mailboxName)
file=open("sinamima.txt")
pwd=file.read()
s.login('zkycaesar', pwd)
rsp, msg_num=s.select('TRASH', False)
fromimaplibimportIMAP4
importemail
importbase64
importsys
importsignal
importos
importtraceback
importre
importsqlite3
fromCrypto.CipherimportAES
fromPyQt5.QtWidgetsimportQApplication, QWidget, QHBoxLayout, QVBoxLayout, QLabel, QListView, QStyledItemDelegate,\
QStyle, QStyleOptionButton, QPushButton, QMainWindow, QTreeWidget, QTreeWidgetItem
fromPyQt5.QtCoreimportQSize, Qt, QRectF, QPoint, QRect, QEvent
fromPyQt5.QtGuiimportQIcon, QFont, QStandardItemModel, QStandardItem, QPainter, QPen, QFontMetrics
fromPyQt5.QtWebEngineWidgetsimportQWebEngineView

roles= {"from": Qt.UserRole+1, "subject": Qt.UserRole+2, "date": Qt.UserRole+3, "content": Qt.UserRole+4, "checked": Qt.UserRole+5}

classmailViewDelegate(QStyledItemDelegate):
def__init__(self):
super().__init__()
self.iconSize=QSize(40, 40)
self.padding=5

defsizeHint(self, option, index):
headerFont=QFont("times", 10)
headerFont.setBold(True)
subjectFont=QFont("times", 10)
headerFm=QFontMetrics(headerFont)
subjectFm=QFontMetrics(subjectFont)

headerRect=headerFm.boundingRect(0, 0, option.rect.width() -self.iconSize.width(), 0,
Qt.AlignLeft|Qt.AlignTop|Qt.TextWordWrap, index.data(roles['from']))
subheaderRect=subjectFm.boundingRect(0, 0, option.rect.width() -self.iconSize.width(), 0,
Qt.AlignLeft|Qt.AlignTop|Qt.TextWordWrap,
index.data(roles['subject']))
size=QSize(option.rect.width(), headerRect.height() +subheaderRect.height() +3*self.padding)

ifsize.height() <self.iconSize.height():
size.setHeight(self.iconSize.height())
returnsize

defpaint(self, painter, option, index):
self.initStyleOption(option, index)
painter.save()
ifoption.state&QStyle.State_Selected:
painter.fillRect(option.rect, option.palette.highlight())

checkBox=QStyleOptionButton()
checkBox.rect=self.getCheckBoxRect(option)
checked=bool(index.model().data(index, roles['checked']))
ifchecked:
checkBox.state|=QStyle.State_On
else:
checkBox.state|=QStyle.State_Off
QApplication.style().drawControl(QStyle.CE_CheckBox, checkBox, painter)

headerText=index.data(roles['from'])
subjectText=index.data(roles['subject'])

headerFont=QFont("times", 10)
headerFont.setBold(True)
subjectFont=QFont("times", 10)
headerFm=QFontMetrics(headerFont)
subjectFm=QFontMetrics(subjectFont)

headerRect=headerFm.boundingRect(option.rect.left() +self.iconSize.width(), option.rect.top() +self.padding,
option.rect.width() -self.iconSize.width(), 0,
Qt.AlignLeft|Qt.AlignTop|Qt.TextWordWrap, headerText)
subjectRect=subjectFm.boundingRect(headerRect.left(), headerRect.bottom() +self.padding,
option.rect.width() -self.iconSize.width(), 0,
Qt.AlignLeft|Qt.AlignTop|Qt.TextWordWrap, subjectText)

painter.setPen(Qt.black)

painter.setFont(headerFont)
painter.drawText(headerRect, Qt.AlignLeft|Qt.AlignTop|Qt.TextWordWrap, headerText)

painter.setFont(subjectFont)
painter.drawText(subjectRect, Qt.AlignLeft|Qt.AlignTop|Qt.TextWordWrap, subjectText)

painter.setPen(Qt.gray)
painter.drawLine(option.rect.left(), option.rect.bottom(), option.rect.right(), option.rect.bottom())


painter.restore()

defeditorEvent(self, event, model, option, index):
# Do not change the checkbox-state
ifevent.type() ==QEvent.MouseButtonReleaseorevent.type() ==QEvent.MouseButtonDblClick:
ifevent.button() !=Qt.LeftButtonornotself.getCheckBoxRect(option).contains(event.pos()):
returnFalse
ifevent.type() ==QEvent.MouseButtonDblClick:
returnTrue
# elif event.type() == QEvent.KeyPress:
# if event.key() != Qt.Key_Space and event.key() !=Qt.Key_Select:
# return False
else:
returnFalse
# Change the checkbox-state
self.setModelData(None, model, index)
returnTrue

defsetModelData(self, editor, model, index):
newValue=notbool(index.model().data(index, roles['checked']))
model.setData(index, newValue, roles['checked'])

defgetCheckBoxRect(self, option):
check_box_style_option=QStyleOptionButton()
check_box_rect=QApplication.style().subElementRect(QStyle.SE_CheckBoxIndicator,
check_box_style_option, None)
check_box_point=QPoint(option.rect.x() +check_box_rect.width() /2,
option.rect.y() +check_box_rect.height() /2)
returnQRect(check_box_point, check_box_rect.size())


classUI(QMainWindow):
def__init__(self):
super().__init__()
self.setWindowTitle("Mailbox")
conn=sqlite3.connect('test.db')
cursor=conn.execute("SELECT COUNT(*) from MAILS")
self.totalMailCount=cursor.fetchone()[0]
self.currentPage=1
self.mailItemList= []
self.mailListModel=QStandardItemModel()
self.fetchFromDB(self.currentPage)
self.initUI()

deffetchFromDB(self, page, mailboxName):
conn=sqlite3.connect('test.db')
pageOffset=str((page-1)*20+1)
cursor=conn.execute("SELECT * from ? LIMIT 20 OFFSET ?", (mailboxName+"mails", pageOffset,))
self.mailItemList= []
self.mailListModel.removeRows(0, self.mailListModel.rowCount())
rowNum=0
forrowincursor:
mailItem=QStandardItem()
mailItem.setEditable(False)
mailItem.setData(False, roles['checked'])
try:
mailItem.setData(str(DecryptData(row[2]), encoding='utf-8'), roles['from'])
except:
mailItem.setData(str(DecryptData(row[2]), encoding='GBK'), roles['from'])
try:
mailItem.setData(str(DecryptData(row[1]), encoding='utf-8'), roles['subject'])
except:
mailItem.setData(str(DecryptData(row[1]), encoding='GBK'), roles['subject'])
try:
mailItem.setData(str(DecryptData(row[6]), encoding='utf-8'), roles['content'])
except:
mailItem.setData(str(DecryptData(row[6]), encoding='GBK'), roles['content'])
try:
mailItem.setData(str(DecryptData(row[4]), encoding='utf-8'), roles['date'])
except:
mailItem.setData(str(DecryptData(row[4]), encoding='GBK'), roles['date'])

self.mailItemList.append(mailItem)
self.mailListModel.appendRow(self.mailItemList[rowNum])
rowNum+=1

definitUI(self):
menubar=self.menuBar()
menubar.addMenu('&File')
menubar.addMenu('&Edit')
menubar.addMenu('&View')
windowLayout=QHBoxLayout()

self.mailListView=QListView()
viewDelegate=mailViewDelegate()
self.mailListView.setModel(self.mailListModel)
self.mailListView.setItemDelegate(viewDelegate)
self.mailListView.clicked.connect(self.itemClicked)

self.lastPageButton=QPushButton()
self.lastPageButton.setText("上一页")
self.lastPageButton.clicked.connect(self.lastPageButtonClicked)
ifself.currentPage==1:
self.lastPageButton.setEnabled(False)
self.pageCount=QLabel()
self.pageCount.setText(str(self.currentPage))
self.nextPageButton=QPushButton()
self.nextPageButton.setText("下一页")
self.nextPageButton.clicked.connect(self.nextPageButtonClicked)
ifself.currentPage*20>=self.totalMailCount:
self.nextPageButton.setEnabled(False)
buttonLayout=QHBoxLayout()
buttonLayout.addStretch(1)
buttonLayout.addWidget(self.lastPageButton)
buttonLayout.addWidget(self.pageCount)
buttonLayout.addWidget(self.nextPageButton)
buttonBoxView=QWidget()
buttonBoxView.setLayout(buttonLayout)

viewLeft=QWidget()
layoutLeft=QVBoxLayout()
layoutLeft.addWidget(self.mailListView)
layoutLeft.addWidget(buttonBoxView)
viewLeft.setLayout(layoutLeft)
windowLayout.addWidget(viewLeft)

self.mailSubject=QLabel()
self.mailSubject.setText(self.mailItemList[0].data(roles['subject']))
qFont1=QFont("Helvetica")
qFont1.setBold(True)
qFont1.setPointSize(15)
self.mailSubject.setFont(qFont1)

self.mailFrom=QLabel()
self.mailFrom.setText("发件人："+self.mailItemList[0].data(roles['from']))
qFont2=QFont("serif")
qFont2.setBold(False)
qFont2.setPointSize(10)
self.mailFrom.setFont(qFont2)

self.mailDate=QLabel()
self.mailDate.setText("时 间："+self.mailItemList[0].data(roles['date']))
qFont2=QFont("serif")
qFont2.setBold(False)
qFont2.setPointSize(10)
self.mailDate.setFont(qFont2)

self.webView=QWebEngineView()
self.webView.setHtml(self.mailItemList[0].data(roles['content']))

layoutRight=QVBoxLayout()
layoutRight.addWidget(self.mailSubject)
layoutRight.addWidget(self.mailFrom)
layoutRight.addWidget(self.mailDate)
layoutRight.addWidget(self.webView)
viewRight=QWidget()
viewRight.setLayout(layoutRight)
windowLayout.addWidget(viewRight)

windowView=QWidget()
windowView.setLayout(windowLayout)
self.setCentralWidget(windowView)
# self.setLayout(windowLayout)

deflastPageButtonClicked(self, checked):
ifself.currentPage>1:
self.currentPage-=1
self.nextPageButton.setEnabled(True)
self.pageCount.setText(str(self.currentPage))
self.fetchFromDB(self.currentPage)
self.mailListView.repaint()
ifself.currentPage==1:
self.lastPageButton.setEnabled(False)

defnextPageButtonClicked(self, checked):
ifself.currentPage*20<self.totalMailCount:
self.currentPage+=1
self.lastPageButton.setEnabled(True)
self.pageCount.setText(str(self.currentPage))
self.fetchFromDB(self.currentPage)
self.mailListView.repaint()
ifself.currentPage*20>=self.totalMailCount:
self.nextPageButton.setEnabled(False)

defitemClicked(self, index):
ifindex.model().data(index, roles['subject']) !=self.mailSubject.text():
self.mailSubject.setText(index.model().data(index, roles['subject']))
self.mailFrom.setText("发件人："+index.model().data(index, roles['from']))
self.mailDate.setText("时 间："+index.model().data(index, roles['date']))
self.webView.setHtml(index.model().data(index, roles['content']))


defEncryptData(plainText):
file=open("mima.txt")
key=file.read()
obj=AES.new(key, AES.MODE_ECB)
ifisinstance(plainText, str):
ba=bytearray(plainText, encoding='utf-8')
else:
ba=bytearray(plainText)
length=32-len(ba) %16
byt=bytearray(length)
foriinrange(length):
byt[i] =length
result=ba+byt
returnobj.encrypt(bytes(result))

defDecryptData(crypto):
file=open("mima.txt")
key=file.read()
obj=AES.new(key, AES.MODE_ECB)
br=bytearray(obj.decrypt(crypto))
br=br[0: (-br[-1])]
returnbytes(br)

defbuildDicForParseHeader():
dic= {}
foriinrange(256):
i_key1=hex(i)
iflen(i_key1) ==3:
i_key1=i_key1.replace("0x", "=0")
else:
i_key1=i_key1.replace("0x", "=")
i_key2=i_key1.upper()
# i_key1 = bytearray(i_key1, encoding='utf-8')
# i_key2 = bytearray(i_key2, encoding='utf-8')
i_value=bytearray(1)
i_value[0] =i
dic[i_key1] =i_value
dic[i_key2] =i_value
returndic

defparseMailHeader(header):
"""此函数用于解析email header中的to，from，subject部分.
 """
dic= {'=CE': bytearray(b'\xce'), '=a5': bytearray(b'\xa5'), '=8B': bytearray(b'\x8b'), '=57': bytearray(b'W'), '=80': bytearray(b'\x80'), '=9d': bytearray(b'\x9d'), '=AE': bytearray(b'\xae'), '=43': bytearray(b'C'), '=09': bytearray(b'\t'), '=bd': bytearray(b'\xbd'), '=D0': bytearray(b'\xd0'), '=E9': bytearray(b'\xe9'), '=0C': bytearray(b'\x0c'), '=55': bytearray(b'U'), '=C8': bytearray(b'\xc8'), '=12': bytearray(b'\x12'), '=1f': bytearray(b'\x1f'), '=23': bytearray(b'#'), '=F9': bytearray(b'\xf9'), '=16': bytearray(b'\x16'), '=1A': bytearray(b'\x1a'), '=2B': bytearray(b'+'), '=3a': bytearray(b':'), '=94': bytearray(b'\x94'), '=0d': bytearray(b'\r'), '=40': bytearray(b'@'), '=74': bytearray(b't'), '=D4': bytearray(b'\xd4'), '=CB': bytearray(b'\xcb'), '=c6': bytearray(b'\xc6'), '=9b': bytearray(b'\x9b'), '=f5': bytearray(b'\xf5'), '=0b': bytearray(b'\x0b'), '=97': bytearray(b'\x97'), '=E5': bytearray(b'\xe5'), '=FD': bytearray(b'\xfd'), '=fa': bytearray(b'\xfa'), '=8A': bytearray(b'\x8a'), '=75': bytearray(b'u'), '=8d': bytearray(b'\x8d'), '=5c': bytearray(b'\\'), '=33': bytearray(b'3'), '=d8': bytearray(b'\xd8'), '=4D': bytearray(b'M'), '=4e': bytearray(b'N'), '=1c': bytearray(b'\x1c'), '=4c': bytearray(b'L'), '=4C': bytearray(b'L'), '=d7': bytearray(b'\xd7'), '=ad': bytearray(b'\xad'), '=ec': bytearray(b'\xec'), '=AD': bytearray(b'\xad'), '=fc': bytearray(b'\xfc'), '=ac': bytearray(b'\xac'), '=24': bytearray(b'$'), '=81': bytearray(b'\x81'), '=a6': bytearray(b'\xa6'), '=4B': bytearray(b'K'), '=5a': bytearray(b'Z'), '=d5': bytearray(b'\xd5'), '=6e': bytearray(b'n'), '=65': bytearray(b'e'), '=A2': bytearray(b'\xa2'), '=F6': bytearray(b'\xf6'), '=F4': bytearray(b'\xf4'), '=1e': bytearray(b'\x1e'), '=90': bytearray(b'\x90'), '=93': bytearray(b'\x93'), '=BB': bytearray(b'\xbb'), '=B5': bytearray(b'\xb5'), '=2e': bytearray(b'.'), '=c3': bytearray(b'\xc3'), '=9D': bytearray(b'\x9d'), '=64': bytearray(b'd'), '=CD': bytearray(b'\xcd'), '=1E': bytearray(b'\x1e'), '=7B': bytearray(b'{'), '=22': bytearray(b'"'), '=04': bytearray(b'\x04'), '=79': bytearray(b'y'), '=7D': bytearray(b'}'), '=2E': bytearray(b'.'), '=8D': bytearray(b'\x8d'), '=ed': bytearray(b'\xed'), '=A6': bytearray(b'\xa6'), '=85': bytearray(b'\x85'), '=e9': bytearray(b'\xe9'), '=2A': bytearray(b'*'), '=47': bytearray(b'G'), '=2b': bytearray(b'+'), '=d9': bytearray(b'\xd9'), '=AF': bytearray(b'\xaf'), '=E3': bytearray(b'\xe3'), '=d6': bytearray(b'\xd6'), '=25': bytearray(b'%'), '=0B': bytearray(b'\x0b'), '=f8': bytearray(b'\xf8'), '=51': bytearray(b'Q'), '=82': bytearray(b'\x82'), '=18': bytearray(b'\x18'), '=F1': bytearray(b'\xf1'), '=C6': bytearray(b'\xc6'), '=91': bytearray(b'\x91'), '=2C': bytearray(b','), '=6F': bytearray(b'o'), '=FF': bytearray(b'\xff'), '=07': bytearray(b'\x07'), '=C9': bytearray(b'\xc9'), '=BE': bytearray(b'\xbe'), '=C3': bytearray(b'\xc3'), '=1d': bytearray(b'\x1d'), '=3c': bytearray(b'<'), '=8E': bytearray(b'\x8e'), '=6f': bytearray(b'o'), '=af': bytearray(b'\xaf'), '=35': bytearray(b'5'), '=B9': bytearray(b'\xb9'), '=4A': bytearray(b'J'), '=6A': bytearray(b'j'), '=60': bytearray(b'`'), '=3d': bytearray(b'='), '=41': bytearray(b'A'), '=c2': bytearray(b'\xc2'), '=3D': bytearray(b'='), '=EA': bytearray(b'\xea'), '=5f': bytearray(b'_'), '=F3': bytearray(b'\xf3'), '=3F': bytearray(b'?'), '=9F': bytearray(b'\x9f'), '=a2': bytearray(b'\xa2'), '=C5': bytearray(b'\xc5'), '=B0': bytearray(b'\xb0'), '=42': bytearray(b'B'), '=84': bytearray(b'\x84'), '=5C': bytearray(b'\\'), '=0E': bytearray(b'\x0e'), '=b7': bytearray(b'\xb7'), '=A5': bytearray(b'\xa5'), '=0f': bytearray(b'\x0f'), '=f7': bytearray(b'\xf7'), '=61': bytearray(b'a'), '=cd': bytearray(b'\xcd'), '=cf': bytearray(b'\xcf'), '=66': bytearray(b'f'), '=2a': bytearray(b'*'), '=ED': bytearray(b'\xed'), '=E7': bytearray(b'\xe7'), '=b8': bytearray(b'\xb8'), '=0D': bytearray(b'\r'), '=b9': bytearray(b'\xb9'), '=bb': bytearray(b'\xbb'), '=a7': bytearray(b'\xa7'), '=53': bytearray(b'S'), '=a9': bytearray(b'\xa9'), '=FA': bytearray(b'\xfa'), '=5d': bytearray(b']'), '=cb': bytearray(b'\xcb'), '=A1': bytearray(b'\xa1'), '=DA': bytearray(b'\xda'), '=54': bytearray(b'T'), '=7C': bytearray(b'|'), '=6c': bytearray(b'l'), '=3b': bytearray(b';'), '=a0': bytearray(b'\xa0'), '=ee': bytearray(b'\xee'), '=d1': bytearray(b'\xd1'), '=B3': bytearray(b'\xb3'), '=2D': bytearray(b'-'), '=30': bytearray(b'0'), '=E6': bytearray(b'\xe6'), '=eb': bytearray(b'\xeb'), '=FE': bytearray(b'\xfe'), '=5F': bytearray(b'_'), '=cc': bytearray(b'\xcc'), '=48': bytearray(b'H'), '=4F': bytearray(b'O'), '=2F': bytearray(b'/'), '=7b': bytearray(b'{'), '=45': bytearray(b'E'), '=e7': bytearray(b'\xe7'), '=e5': bytearray(b'\xe5'), '=e4': bytearray(b'\xe4'), '=c7': bytearray(b'\xc7'), '=9a': bytearray(b'\x9a'), '=7f': bytearray(b'\x7f'), '=1a': bytearray(b'\x1a'), '=72': bytearray(b'r'), '=99': bytearray(b'\x99'), '=58': bytearray(b'X'), '=4E': bytearray(b'N'), '=A7': bytearray(b'\xa7'), '=1D': bytearray(b'\x1d'), '=B2': bytearray(b'\xb2'), '=CF': bytearray(b'\xcf'), '=f1': bytearray(b'\xf1'), '=3f': bytearray(b'?'), '=31': bytearray(b'1'), '=73': bytearray(b's'), '=1b': bytearray(b'\x1b'), '=f9': bytearray(b'\xf9'), '=6d': bytearray(b'm'), '=19': bytearray(b'\x19'), '=c9': bytearray(b'\xc9'), '=C0': bytearray(b'\xc0'), '=B7': bytearray(b'\xb7'), '=2d': bytearray(b'-'), '=d2': bytearray(b'\xd2'), '=aa': bytearray(b'\xaa'), '=3B': bytearray(b';'), '=fe': bytearray(b'\xfe'), '=D1': bytearray(b'\xd1'), '=F7': bytearray(b'\xf7'), '=68': bytearray(b'h'), '=10': bytearray(b'\x10'), '=38': bytearray(b'8'), '=02': bytearray(b'\x02'), '=8b': bytearray(b'\x8b'), '=F2': bytearray(b'\xf2'), '=EF': bytearray(b'\xef'), '=1C': bytearray(b'\x1c'), '=ca': bytearray(b'\xca'), '=d4': bytearray(b'\xd4'), '=56': bytearray(b'V'), '=e1': bytearray(b'\xe1'), '=32': bytearray(b'2'), '=FC': bytearray(b'\xfc'), '=1B': bytearray(b'\x1b'), '=01': bytearray(b'\x01'), '=c0': bytearray(b'\xc0'), '=8f': bytearray(b'\x8f'), '=b6': bytearray(b'\xb6'), '=95': bytearray(b'\x95'), '=15': bytearray(b'\x15'), '=4b': bytearray(b'K'), '=78': bytearray(b'x'), '=b1': bytearray(b'\xb1'), '=f2': bytearray(b'\xf2'), '=c1': bytearray(b'\xc1'), '=A9': bytearray(b'\xa9'), '=39': bytearray(b'9'), '=BD': bytearray(b'\xbd'), '=e0': bytearray(b'\xe0'), '=D2': bytearray(b'\xd2'), '=ce': bytearray(b'\xce'), '=7E': bytearray(b'~'), '=5B': bytearray(b'['), '=ab': bytearray(b'\xab'), '=50': bytearray(b'P'), '=A3': bytearray(b'\xa3'), '=26': bytearray(b'&'), '=BA': bytearray(b'\xba'), '=D8': bytearray(b'\xd8'), '=1F': bytearray(b'\x1f'), '=7c': bytearray(b'|'), '=a1': bytearray(b'\xa1'), '=2c': bytearray(b','), '=86': bytearray(b'\x86'), '=3A': bytearray(b':'), '=E4': bytearray(b'\xe4'), '=9c': bytearray(b'\x9c'), '=A4': bytearray(b'\xa4'), '=F0': bytearray(b'\xf0'), '=6a': bytearray(b'j'), '=f4': bytearray(b'\xf4'), '=3e': bytearray(b'>'), '=E2': bytearray(b'\xe2'), '=AC': bytearray(b'\xac'), '=05': bytearray(b'\x05'), '=c4': bytearray(b'\xc4'), '=AB': bytearray(b'\xab'), '=0c': bytearray(b'\x0c'), '=77': bytearray(b'w'), '=7A': bytearray(b'z'), '=EB': bytearray(b'\xeb'), '=D6': bytearray(b'\xd6'), '=3C': bytearray(b'<'), '=7d': bytearray(b'}'), '=df': bytearray(b'\xdf'), '=D3': bytearray(b'\xd3'), '=D7': bytearray(b'\xd7'), '=5b': bytearray(b'['), '=52': bytearray(b'R'), '=17': bytearray(b'\x17'), '=2f': bytearray(b'/'), '=6B': bytearray(b'k'), '=62': bytearray(b'b'), '=fb': bytearray(b'\xfb'), '=bc': bytearray(b'\xbc'), '=F5': bytearray(b'\xf5'), '=4a': bytearray(b'J'), '=00': bytearray(b'\x00'), '=7a': bytearray(b'z'), '=89': bytearray(b'\x89'), '=6b': bytearray(b'k'), '=a4': bytearray(b'\xa4'), '=f3': bytearray(b'\xf3'), '=6D': bytearray(b'm'), '=BF': bytearray(b'\xbf'), '=dc': bytearray(b'\xdc'), '=71': bytearray(b'q'), '=9f': bytearray(b'\x9f'), '=20': bytearray(b' '), '=08': bytearray(b'\x08'), '=b0': bytearray(b'\xb0'), '=b5': bytearray(b'\xb5'), '=98': bytearray(b'\x98'), '=76': bytearray(b'v'), '=27': bytearray(b"\'"), '=D5': bytearray(b'\xd5'), '=0A': bytearray(b'\n'), '=ff': bytearray(b'\xff'), '=f6': bytearray(b'\xf6'), '=8c': bytearray(b'\x8c'), '=B6': bytearray(b'\xb6'), '=D9': bytearray(b'\xd9'), '=88': bytearray(b'\x88'), '=dd': bytearray(b'\xdd'), '=5D': bytearray(b']'), '=b3': bytearray(b'\xb3'), '=C7': bytearray(b'\xc7'), '=db': bytearray(b'\xdb'), '=9E': bytearray(b'\x9e'), '=92': bytearray(b'\x92'), '=CA': bytearray(b'\xca'), '=11': bytearray(b'\x11'), '=DD': bytearray(b'\xdd'), '=03': bytearray(b'\x03'), '=67': bytearray(b'g'), '=e6': bytearray(b'\xe6'), '=C4': bytearray(b'\xc4'), '=8C': bytearray(b'\x8c'), '=C1': bytearray(b'\xc1'), '=BC': bytearray(b'\xbc'), '=0e': bytearray(b'\x0e'), '=0F': bytearray(b'\x0f'), '=EC': bytearray(b'\xec'), '=6E': bytearray(b'n'), '=DC': bytearray(b'\xdc'), '=e2': bytearray(b'\xe2'), '=28': bytearray(b'('), '=8e': bytearray(b'\x8e'), '=a3': bytearray(b'\xa3'), '=C2': bytearray(b'\xc2'), '=A8': bytearray(b'\xa8'), '=9B': bytearray(b'\x9b'), '=ef': bytearray(b'\xef'), '=d3': bytearray(b'\xd3'), '=06': bytearray(b'\x06'), '=E1': bytearray(b'\xe1'), '=AA': bytearray(b'\xaa'), '=B8': bytearray(b'\xb8'), '=E8': bytearray(b'\xe8'), '=B4': bytearray(b'\xb4'), '=44': bytearray(b'D'), '=34': bytearray(b'4'), '=7F': bytearray(b'\x7f'), '=13': bytearray(b'\x13'), '=5A': bytearray(b'Z'), '=EE': bytearray(b'\xee'), '=49': bytearray(b'I'), '=b2': bytearray(b'\xb2'), '=4f': bytearray(b'O'), '=96': bytearray(b'\x96'), '=F8': bytearray(b'\xf8'), '=c8': bytearray(b'\xc8'), '=da': bytearray(b'\xda'), '=d0': bytearray(b'\xd0'), '=14': bytearray(b'\x14'), '=9C': bytearray(b'\x9c'), '=3E': bytearray(b'>'), '=9e': bytearray(b'\x9e'), '=DB': bytearray(b'\xdb'), '=87': bytearray(b'\x87'), '=7e': bytearray(b'~'), '=70': bytearray(b'p'), '=21': bytearray(b'!'), '=ea': bytearray(b'\xea'), '=6C': bytearray(b'l'), '=37': bytearray(b'7'), '=4d': bytearray(b'M'), '=CC': bytearray(b'\xcc'), '=36': bytearray(b'6'), '=c5': bytearray(b'\xc5'), '=FB': bytearray(b'\xfb'), '=A0': bytearray(b'\xa0'), '=ae': bytearray(b'\xae'), '=59': bytearray(b'Y'), '=a8': bytearray(b'\xa8'), '=ba': bytearray(b'\xba'), '=DF': bytearray(b'\xdf'), '=be': bytearray(b'\xbe'), '=63': bytearray(b'c'), '=fd': bytearray(b'\xfd'), '=9A': bytearray(b'\x9a'), '=de': bytearray(b'\xde'), '=DE': bytearray(b'\xde'), '=B1': bytearray(b'\xb1'), '=29': bytearray(b')'), '=46': bytearray(b'F'), '=5e': bytearray(b'^'), '=5E': bytearray(b'^'), '=e8': bytearray(b'\xe8'), '=83': bytearray(b'\x83'), '=bf': bytearray(b'\xbf'), '=b4': bytearray(b'\xb4'), '=8a': bytearray(b'\x8a'), '=0a': bytearray(b'\n'), '=E0': bytearray(b'\xe0'), '=69': bytearray(b'i'), '=e3': bytearray(b'\xe3'), '=f0': bytearray(b'\xf0'), '=8F': bytearray(b'\x8f')}

ifheader==None:
return" "
result=bytearray(header, encoding='utf-8')
match=re.findall(r'(=[?])(GBK|gbk|UTF-8|utf-8|GB2312|gb2312)([?][QqBb][?])(.*?)([?]=)', header)
encode=''
foriinrange(len(match)):
encode=match[i][1]
form=match[i][2]
content=match[i][3]
ifform=='?Q?'orform=='?q?':
ma=re.findall(r'=[0-9a-fA-F][0-9a-fA-F]', content)
content_ba=bytearray(content, encoding='utf-8')
fornuminma:
content_ba=content_ba.replace(bytearray(num, encoding='utf-8'), dic[num])
result=result.replace(
bytearray(match[i][0]+match[i][1]+match[i][2]+match[i][3]+match[i][4], encoding='utf-8'),
content_ba)
else:
content=base64.b64decode(content)
result=result.replace(
bytearray(match[i][0] +match[i][1] +match[i][2] +match[i][3] +match[i][4], encoding='utf-8'),
bytearray(content))
ifencode=='':
encode='utf-8'
try:
result=str(result.replace(bytearray('\r\n ', encoding=encode), bytearray('', encoding=encode))
 .replace(bytearray('\r', encoding=encode), bytearray('', encoding=encode))
 .replace(bytearray('\n', encoding=encode), bytearray('', encoding=encode))
 .replace(bytearray('\t', encoding=encode), bytearray('', encoding=encode)), encoding=encode)
except:
result=str(result.replace(bytearray('\r\n ', encoding="GBK"), bytearray('', encoding="GBK"))
 .replace(bytearray('\n', encoding="GBK"), bytearray('', encoding="GBK"))
 .replace(bytearray('\r', encoding="GBK"), bytearray('', encoding="GBK"))
 .replace(bytearray('\t', encoding="GBK"), bytearray('', encoding="GBK")), encoding="GBK")
traceback.print_exc()
print("error str: ")
print(result)
returnresult

defFetchFromMailbox(mailboxName, numMails=0):
s=IMAP4('imap.%s.com'%mailboxName)
file=open("sinamima.txt")
pwd=file.read()
# pwd = input("password: ")
s.login('zkycaesar', pwd)
rsp, msg_num=s.select('INBOX', False)
conn=sqlite3.connect('test.db')
conn.execute('''CREATE TABLE IF NOT EXISTS ?
 (MAILID INT NOT NULL,
 SUBJECT TEXT NOT NULL,
 MFROM TEXT NOT NULL,
 MTO TEXT NOT NULL,
 MDATE TEXT NOT NULL,
 CONTENTPLAIN TEXT,
 CONTENTHTML TEXT,
 ATTACHNAMES TEXT);''', (mailboxName+"mails",))
conn.execute("DELETE FROM ?", (mailboxName+"mails",))
conn.commit()
ifnumMails==0:
numMails=int(msg_num[0])
foriinrange(numMails):
print(i)
try_num=0
mail_id=int(msg_num[0]) -i
whileTrue:
try:
rsp, data=s.fetch(str(mail_id), '(RFC822)')
except:
iftry_num<2:
continue
try_num+=1
else:
break
break
emailData=email.message_from_bytes(data[0][1])

# print(emailData.get('to'))
mto=EncryptData(parseMailHeader(emailData.get('to')))
# print(emailData.get('from'))
mfrom=EncryptData(parseMailHeader(emailData.get('from')))
# print(emailData.get('subject'))
msubject=EncryptData(parseMailHeader(emailData.get('subject')))
mdate=EncryptData(emailData.get('date'))
mcontent_html=""
mcontent_plain=""
mattach_names=""

ifemailData.is_multipart():
partNum=0
forpartinemailData.walk():
partNum+=1
ctype=part.get_content_type()
# print(ctype)
name=part.get_param('name')
ifname:
dir_name="attachment/%s/mail#%d/"% (mailboxName, mail_id)
ifnotos.path.isdir(dir_name):
os.makedirs(dir_name)
name=parseMailHeader(name)
data=part.get_payload(decode=True) # 解码出附件数据，然后存储到文件中
f=open(dir_name+name, 'wb') # 注意一定要用wb来打开文件，因为附件一般都是二进制文件
mattach_names+="\r\n%s"%name
f.write(data)
f.close()
elifctype=='text/html':
mcontent_html=part.get_payload(decode=True)
elifctype=='text/plain':
mcontent_plain=part.get_payload(decode=True)
else:
mcontent_html=emailData.get_payload(decode=True)

mcontent_html=EncryptData(mcontent_html)
mcontent_plain=EncryptData(mcontent_plain)
mattach_names=EncryptData(mattach_names)

conn.execute("INSERT INTO ? (MAILID,SUBJECT,MFROM,MTO,MDATE,CONTENTPLAIN,CONTENTHTML,ATTACHNAMES) \
 VALUES (?,?,?,?,?,?,?,?)", (mailboxName+"mails", mail_id, msubject, mfrom, mto, mdate, mcontent_plain, mcontent_html, mattach_names));

conn.commit()

if__name__=='__main__':
# conn = sqlite3.connect('test.db')
# conn.execute("drop table MAILS")
# conn.commit()
# FetchFromMailbox("sina", 50)

# app = QApplication(sys.argv)
# window = UI()
# window.show()
# sys.exit(app.exec_())

# conn = sqlite3.connect('test.db')
# cursor = conn.execute("SELECT SUBJECT,MFROM,MTO,MDATE,CONTENTPLAIN,CONTENTHTML,ATTACHNAMES from MAILS")
# for row in cursor:
# for i in range(7):
# try:
# print(str(DecryptData(row[i]), encoding='utf-8'))
# except:
# print(str(DecryptData(row[i]), encoding='GBK'))
# print("\n")

mailboxName="sina"
s=IMAP4('imap.%s.com'%mailboxName)
file=open("sinamima.txt")
pwd=file.read()
s.login('zkycaesar', pwd)
rsp, msg_num=s.select('TRASH', False)