__init__.py

fromflaskimportFlask, render_template, redirect, \
url_for, request, session, flash, g, make_response, send_file
fromflask.ext.loginimportLoginManager, login_user, logout_user, current_user, login_required
fromfunctoolsimportwraps
importMySQLdb
fromMySQLdbimportescape_stringasthwart
importjson
importdatetime
fromdatetimeimportdatetime,timedelta
fromtimeimportmktime
importos
importtime
importurllib2
fromwtformsimportForm, BooleanField, TextField, PasswordField, validators
frompasslib.hashimportsha256_crypt
fromdbconnectimportconnection
importgc
# Dictates urls and linkage
fromcontent_managementimportContent
importsmtplib
fromflask_mailimportMail, Message



app=Flask(__name__)
app.config.update(
DEBUG=True,
#EMAIL SETTINGS
MAIL_SERVER='smtp.gmail.com',
MAIL_PORT=465,
MAIL_USE_SSL=True,
MAIL_USERNAME='your@gmail.com',
MAIL_PASSWORD='yourpassword'
	)
mail=Mail(app)


# list of topics by {TOPIC:["TITLE", "URL"]}
TOPIC_DICT=Content()

classUser:
defusername(self):
try:
returnstr(session['username'])
except:
return("guest")

user=User()

defuserinformation():
try:
client_name= (session['username'])
guest=False
except:
guest=True
client_name="Guest"

ifnotguest:
try:
c,conn=connection()
c.execute("SELECT * FROM users WHERE username = (%s)",
 (thwart(client_name)))
data=c.fetchone()
settings=data[4]
tracking=data[5]
rank=data[6]
exceptException, e:
pass

else:
settings= [0,0]
tracking= [0,0]
rank= [0,0]

returnclient_name, settings, tracking, rank

defupdate_user_tracking():
try:
completed=str(request.args['completed'])
ifcompletedinstr(TOPIC_DICT.values()):
client_name, settings, tracking, rank=userinformation()
iftracking==None:
tracking=completed
else:
ifcompletednotintracking:
tracking=tracking+","+completed

c,conn=connection()
c.execute("UPDATE users SET tracking = %s WHERE username = %s",
 (thwart(tracking),thwart(client_name)))
conn.commit()
c.close()
conn.close()
client_name, settings, tracking, rank=userinformation()

else:
pass


exceptException, e:
pass
#flash(str(e))


classRegistrationForm(Form):
username=TextField('Username', [validators.Length(min=4, max=20)])
email=TextField('Email Address', [validators.Length(min=6, max=50)])
password=PasswordField('New Password', [
validators.Required(),
validators.EqualTo('confirm', message='Passwords must match')
 ])
confirm=PasswordField('Repeat Password')
accept_tos=BooleanField('I accept the <a href="/about/tos" target="blank">Terms of Service</a> and <a href="/about/privacy-policy" target="blank">Privacy Notice</a> (updated Jan 22, 2015)', [validators.Required()])


## LIVE VERSION ####
@app.route('/robots.txt/')
defrobots():
return("User-agent: *\nDisallow: /register/\nDisallow: /login/\nDisallow: /donation-success/")


@app.route('/return-files/')
defreturn_files_tut():
try:
returnsend_file('/var/www/PythonProgramming/PythonProgramming/static/images/python.jpg', attachment_filename='python.jpg')
#return send_file('/var/www/PythonProgramming/PythonProgramming/static/ohhey.pdf', attachment_filename='ohhey.pdf')
exceptExceptionase:
returnstr(e)

@app.route('/file-downloads/')
deffile_downloads():
try:
returnrender_template('downloads.html')
exceptExceptionase:
returnstr(e)


###### DEV VERSION #####
##@app.route('/robots.txt/')
##def robots():
## return("User-agent: *\nDisallow: /")
##

@app.route('/sitemap.xml', methods=['GET'])
defsitemap():
try:
"""Generate sitemap.xml. Makes a list of urls and date modified."""
pages=[]
ten_days_ago=(datetime.now() -timedelta(days=7)).date().isoformat()
# static pages
forruleinapp.url_map.iter_rules():
if"GET"inrule.methodsandlen(rule.arguments)==0:
pages.append(
 ["http://pythonprogramming.net"+str(rule.rule),ten_days_ago]
 )

sitemap_xml=render_template('sitemap_template.xml', pages=pages)
response=make_response(sitemap_xml)
response.headers["Content-Type"] ="application/xml"

returnresponse
exceptExceptionase:
return(str(e))


defindex(chartID='chart_ID', chart_type='bar', chart_height=350):
chart= {"renderTo": chartID, "type": chart_type, "height": chart_height,}
series= [{"name": 'Label1', "data": [1,2,3]}, {"name": 'Label2', "data": [4, 5, 6]}]
title= {"text": 'My Title'}
xAxis= {"categories": ['xAxis Data1', 'xAxis Data2', 'xAxis Data3']}
yAxis= {"title": {"text": 'yAxis Label'}}
returnrender_template('index.html', chartID=chartID, chart=chart, series=series, title=title, xAxis=xAxis, yAxis=yAxis)




@app.route('/', methods=['GET', 'POST'])
defmain():
form=RegistrationForm(request.form)
try:
c,conn=connection()
error=None
ifrequest.method=='POST':
try:
data=c.execute("SELECT * FROM users WHERE username = (%s)",
thwart(request.form['username']))
data=c.fetchone()[2]

ifsha256_crypt.verify(request.form['password'], data):
session['logged_in'] =True
session['username'] =request.form['username']
flash('You are now logged in.')
returnredirect(url_for('dashboard'))
exceptException, e:
flash("What are you doing?")


try:

ifrequest.method=='POST'andform.validate():

username=form.username.data
email=form.email.data

password=sha256_crypt.encrypt((str(form.password.data)))
c,conn=connection()

x=c.execute("SELECT * FROM users WHERE username = (%s)",
 (thwart(username)))

ifint(x) >0:
flash("That username is already taken, please choose another")
returnrender_template('register.html', form=form)

else:
c.execute("INSERT INTO users (username, password, email) VALUES (%s, %s, %s)",
 (thwart(username), thwart(password), thwart(email)))
conn.commit()
flash('Thanks for registering')
c.close()
conn.close()
gc.collect()
session['logged_in'] =True
session['username'] =username
returnredirect(url_for('dashboard'))

exceptExceptionase:
return(str(e))

else:
flash('Invalid credentials. Try again')
gc.collect()
returnrender_template("main.html", error=error, form=form, page_type="main")
exceptException, e:
return(str(e))


@app.route('/jinjaman/')
defjinjaman():
try:
gc.collect()
data= [15, '15', 'Python is good','Python, Java, php, SQL, C++','<p><strong>Hey there!</strong></p>']
returnrender_template("jinja-templating.html", data=data)
exceptException, e:
return(str(e))



@app.route('/include_example/')
definclude_example():
try:
replies= {'Jack':'Cool post',
'Jane':'+1',
'Erika':'Most definitely',
'Bob':'wow',
'Carl':'amazing!',}
returnrender_template("includes_tutorial.html", replies=replies)
exceptException, e:
return(str(e))

@app.route('/header.py')
defheaderpython():
try:
gc.collect()
returnrender_template("header.py")
exceptException, e:
return(str(e))


@app.errorhandler(404)
defpage_not_found(e):
try:
gc.collect()
rule=request.path
if"feed"inruleor"favicon"inruleor"wp-content"inruleor"wp-login"inruleor"wp-login"inruleor"wp-admin"inruleor"xmlrpc"inruleor"tag"inruleor"wp-include"inruleor"style"inruleor"apple-touch"inruleor"genericons"inruleor"topics"inruleor"category"inruleor"index"inruleor"include"inruleor"trackback"inruleor"download"inruleor"viewtopic"inruleor"browserconfig"inrule:
pass
else:
pass
#flash(str(rule))
returnrender_template('404.html'), 404
exceptExceptionase:
return(str(e))

@app.errorhandler(500)
defpage_not_found(e):
return ("Ouch, looks like we're knocked out"), 500


# login required decorator
deflogin_required(f):
@wraps(f)
defwrap(*args, **kwargs):
if'logged_in'insession:
returnf(*args, **kwargs)
else:
flash('You need to login first.')
returnredirect(url_for('login'))
returnwrap


@app.route('/user/change-password/', methods=['GET', 'POST'])
@login_required
defchange_password():
try:
c,conn=connection()

error=None
ifrequest.method=='POST':

data=c.execute("SELECT * FROM users WHERE username = (%s)",
thwart(user.username()))
data=c.fetchone()[2]


ifsha256_crypt.verify(request.form['password'], data):
flash('Authentication Successful.')
iflen(request.form['npassword']) >0:
#flash("You wanted to change password")

ifrequest.form['npassword'] ==request.form['rnpassword'] andlen(request.form['npassword']) >0:
try:
#flash("new passwords matched")
password=sha256_crypt.encrypt((str(request.form['npassword'])))

c,conn=connection()

data=c.execute("UPDATE users SET password = %s where username = %s",
 (password,thwart(user.username())))

conn.commit()
c.close()
conn.close()
flash("Password changed")
exceptException, e:
return(str(e))
else:
flash("Passwords do not match!")

returnrender_template('change-password.html', name=user.username(), error=error)



else:
flash('Invalid credentials. Try again')
error='Invalid credentials. Try again'
gc.collect() 
returnrender_template('change-password.html', name=user.username())#, error=error)
exceptException, e:
return(str(e))


@app.route('/login/', methods=['GET','POST'])
deflogin():
try:
c,conn=connection()

error=None
ifrequest.method=='POST':

data=c.execute("SELECT * FROM users WHERE username = (%s)",
thwart(request.form['username']))
data=c.fetchone()[2]

ifsha256_crypt.verify(request.form['password'], data):
session['logged_in'] =True
session['username'] =request.form['username']
#flash('You are now logged in.'+str(session['username']))
returnredirect(url_for('dashboard'))

else:
error='Invalid credentials. Try again'
gc.collect()
returnrender_template('login.html', error=error)
exceptException, e:
error='Invalid credentials. Try again'
returnrender_template('login.html', error=error)



@app.route('/logout/')
deflogout():
session.pop('logged_in', None)
session.clear()
flash('You have been logged out.')
gc.collect()
returnredirect(url_for('main'))


@app.route('/register/', methods=['GET', 'POST'])
defregister():

try:
form=RegistrationForm(request.form)
ifrequest.method=='POST'andform.validate():
#flash("register attempted")

username=form.username.data
email=form.email.data

password=sha256_crypt.encrypt((str(form.password.data)))
c,conn=connection()

x=c.execute("SELECT * FROM users WHERE username = (%s)",
 (thwart(username)))

ifint(x) >0:
flash("That username is already taken, please choose another")
returnrender_template('register.html', form=form)

else:
c.execute("INSERT INTO users (username, password, email, tracking) VALUES (%s, %s, %s, %s)",
 (thwart(username), thwart(password), thwart(email), thwart("/introduction-to-python-programming/")))
conn.commit()
flash('Thanks for registering')
c.close()
conn.close()
gc.collect()
session['logged_in'] =True
session['username'] =username
returnredirect(url_for('intro_to_py'))
gc.collect()
#flash("hi there.")
returnrender_template('register.html', form=form)
exceptExceptionase:
return(str(e))


deftopic_completion_percent():
try:
client_name, settings, tracking, rank=userinformation()

try:
tracking=tracking.split(",")
except:
pass

iftracking==None:
tracking= []
#flash("tracking is none")

completed_percentages= {}

foreach_topicinTOPIC_DICT:
total=0
total_complete=0

foreachinTOPIC_DICT[each_topic]:
total+=1
fordoneintracking:
ifdone==each[1]:
total_complete+=1

percent_complete=int(((total_complete*100)/total))
completed_percentages[each_topic] =percent_complete


returncompleted_percentages
except:
foreach_topicinTOPIC_DICT:
total=0
total_complete=0

completed_percentages[each_topic] =0.0

returncompleted_percentages

pass
#return basics,pygame,pyopengl,kivy,flask,django,mysql,sqlite,datamanip,dataviz,nltk,svm,clustering,imagerec,forexalgo,robotics,supercomp,tkinter

@app.route('/guided-tutorials/', methods=['GET', 'POST'])
@app.route('/topics/', methods=['GET', 'POST'])
@app.route('/begin/', methods=['GET', 'POST'])
@app.route('/python-programming-tutorials/', methods=['GET', 'POST'])
@app.route('/dashboard/', methods=['GET', 'POST'])
#@login_required
defdashboard():
try:
try:
client_name, settings, tracking, rank=userinformation()
iflen(tracking) <10:
tracking="/introduction-to-python-programming/"
gc.collect()

ifclient_name=="Guest":
flash("Welcome Guest, feel free to browse content. Progress tracking is only available for Logged-in users.")
tracking= ['None']

update_user_tracking()

completed_percentages=topic_completion_percent()

returnrender_template("dashboard.html",topics=TOPIC_DICT, tracking=tracking, completed_percentages=completed_percentages)
exceptException, e:
return((str(e), "please report errors to hskinsley@gmail.com"))
exceptException, e:
return((str(e), "please report errors to hskinsley@gmail.com"))


if__name__=="__main__":
app.run()


fromflaskimportFlask, render_template, redirect, \
url_for, request, session, flash, g, make_response, send_file
fromflask.ext.loginimportLoginManager, login_user, logout_user, current_user, login_required
fromfunctoolsimportwraps
importMySQLdb
fromMySQLdbimportescape_stringasthwart
importjson
importdatetime
fromdatetimeimportdatetime,timedelta
fromtimeimportmktime
importos
importtime
importurllib2
fromwtformsimportForm, BooleanField, TextField, PasswordField, validators
frompasslib.hashimportsha256_crypt
fromdbconnectimportconnection
importgc
# Dictates urls and linkage
fromcontent_managementimportContent
importsmtplib
fromflask_mailimportMail, Message



app=Flask(__name__)
app.config.update(
DEBUG=True,
#EMAIL SETTINGS
MAIL_SERVER='smtp.gmail.com',
MAIL_PORT=465,
MAIL_USE_SSL=True,
MAIL_USERNAME='your@gmail.com',
MAIL_PASSWORD='yourpassword'
	)
mail=Mail(app)


# list of topics by {TOPIC:["TITLE", "URL"]}
TOPIC_DICT=Content()

classUser:
defusername(self):
try:
returnstr(session['username'])
except:
return("guest")

user=User()

defuserinformation():
try:
client_name= (session['username'])
guest=False
except:
guest=True
client_name="Guest"

ifnotguest:
try:
c,conn=connection()
c.execute("SELECT * FROM users WHERE username = (%s)",
 (thwart(client_name)))
data=c.fetchone()
settings=data[4]
tracking=data[5]
rank=data[6]
exceptException, e:
pass

else:
settings= [0,0]
tracking= [0,0]
rank= [0,0]

returnclient_name, settings, tracking, rank

defupdate_user_tracking():
try:
completed=str(request.args['completed'])
ifcompletedinstr(TOPIC_DICT.values()):
client_name, settings, tracking, rank=userinformation()
iftracking==None:
tracking=completed
else:
ifcompletednotintracking:
tracking=tracking+","+completed

c,conn=connection()
c.execute("UPDATE users SET tracking = %s WHERE username = %s",
 (thwart(tracking),thwart(client_name)))
conn.commit()
c.close()
conn.close()
client_name, settings, tracking, rank=userinformation()

else:
pass


exceptException, e:
pass
#flash(str(e))


classRegistrationForm(Form):
username=TextField('Username', [validators.Length(min=4, max=20)])
email=TextField('Email Address', [validators.Length(min=6, max=50)])
password=PasswordField('New Password', [
validators.Required(),
validators.EqualTo('confirm', message='Passwords must match')
 ])
confirm=PasswordField('Repeat Password')
accept_tos=BooleanField('I accept the <a href="/about/tos" target="blank">Terms of Service</a> and <a href="/about/privacy-policy" target="blank">Privacy Notice</a> (updated Jan 22, 2015)', [validators.Required()])


## LIVE VERSION ####
@app.route('/robots.txt/')
defrobots():
return("User-agent: *\nDisallow: /register/\nDisallow: /login/\nDisallow: /donation-success/")


@app.route('/return-files/')
defreturn_files_tut():
try:
returnsend_file('/var/www/PythonProgramming/PythonProgramming/static/images/python.jpg', attachment_filename='python.jpg')
#return send_file('/var/www/PythonProgramming/PythonProgramming/static/ohhey.pdf', attachment_filename='ohhey.pdf')
exceptExceptionase:
returnstr(e)

@app.route('/file-downloads/')
deffile_downloads():
try:
returnrender_template('downloads.html')
exceptExceptionase:
returnstr(e)


###### DEV VERSION #####
##@app.route('/robots.txt/')
##def robots():
## return("User-agent: *\nDisallow: /")
##

@app.route('/sitemap.xml', methods=['GET'])
defsitemap():
try:
"""Generate sitemap.xml. Makes a list of urls and date modified."""
pages=[]
ten_days_ago=(datetime.now() -timedelta(days=7)).date().isoformat()
# static pages
forruleinapp.url_map.iter_rules():
if"GET"inrule.methodsandlen(rule.arguments)==0:
pages.append(
 ["http://pythonprogramming.net"+str(rule.rule),ten_days_ago]
 )

sitemap_xml=render_template('sitemap_template.xml', pages=pages)
response=make_response(sitemap_xml)
response.headers["Content-Type"] ="application/xml"

returnresponse
exceptExceptionase:
return(str(e))


defindex(chartID='chart_ID', chart_type='bar', chart_height=350):
chart= {"renderTo": chartID, "type": chart_type, "height": chart_height,}
series= [{"name": 'Label1', "data": [1,2,3]}, {"name": 'Label2', "data": [4, 5, 6]}]
title= {"text": 'My Title'}
xAxis= {"categories": ['xAxis Data1', 'xAxis Data2', 'xAxis Data3']}
yAxis= {"title": {"text": 'yAxis Label'}}
returnrender_template('index.html', chartID=chartID, chart=chart, series=series, title=title, xAxis=xAxis, yAxis=yAxis)




@app.route('/', methods=['GET', 'POST'])
defmain():
form=RegistrationForm(request.form)
try:
c,conn=connection()
error=None
ifrequest.method=='POST':
try:
data=c.execute("SELECT * FROM users WHERE username = (%s)",
thwart(request.form['username']))
data=c.fetchone()[2]

ifsha256_crypt.verify(request.form['password'], data):
session['logged_in'] =True
session['username'] =request.form['username']
flash('You are now logged in.')
returnredirect(url_for('dashboard'))
exceptException, e:
flash("What are you doing?")


try:

ifrequest.method=='POST'andform.validate():

username=form.username.data
email=form.email.data

password=sha256_crypt.encrypt((str(form.password.data)))
c,conn=connection()

x=c.execute("SELECT * FROM users WHERE username = (%s)",
 (thwart(username)))

ifint(x) >0:
flash("That username is already taken, please choose another")
returnrender_template('register.html', form=form)

else:
c.execute("INSERT INTO users (username, password, email) VALUES (%s, %s, %s)",
 (thwart(username), thwart(password), thwart(email)))
conn.commit()
flash('Thanks for registering')
c.close()
conn.close()
gc.collect()
session['logged_in'] =True
session['username'] =username
returnredirect(url_for('dashboard'))

exceptExceptionase:
return(str(e))

else:
flash('Invalid credentials. Try again')
gc.collect()
returnrender_template("main.html", error=error, form=form, page_type="main")
exceptException, e:
return(str(e))


@app.route('/jinjaman/')
defjinjaman():
try:
gc.collect()
data= [15, '15', 'Python is good','Python, Java, php, SQL, C++','<p><strong>Hey there!</strong></p>']
returnrender_template("jinja-templating.html", data=data)
exceptException, e:
return(str(e))



@app.route('/include_example/')
definclude_example():
try:
replies= {'Jack':'Cool post',
'Jane':'+1',
'Erika':'Most definitely',
'Bob':'wow',
'Carl':'amazing!',}
returnrender_template("includes_tutorial.html", replies=replies)
exceptException, e:
return(str(e))

@app.route('/header.py')
defheaderpython():
try:
gc.collect()
returnrender_template("header.py")
exceptException, e:
return(str(e))


@app.errorhandler(404)
defpage_not_found(e):
try:
gc.collect()
rule=request.path
if"feed"inruleor"favicon"inruleor"wp-content"inruleor"wp-login"inruleor"wp-login"inruleor"wp-admin"inruleor"xmlrpc"inruleor"tag"inruleor"wp-include"inruleor"style"inruleor"apple-touch"inruleor"genericons"inruleor"topics"inruleor"category"inruleor"index"inruleor"include"inruleor"trackback"inruleor"download"inruleor"viewtopic"inruleor"browserconfig"inrule:
pass
else:
pass
#flash(str(rule))
returnrender_template('404.html'), 404
exceptExceptionase:
return(str(e))

@app.errorhandler(500)
defpage_not_found(e):
return ("Ouch, looks like we're knocked out"), 500


# login required decorator
deflogin_required(f):
@wraps(f)
defwrap(*args, **kwargs):
if'logged_in'insession:
returnf(*args, **kwargs)
else:
flash('You need to login first.')
returnredirect(url_for('login'))
returnwrap


@app.route('/user/change-password/', methods=['GET', 'POST'])
@login_required
defchange_password():
try:
c,conn=connection()

error=None
ifrequest.method=='POST':

data=c.execute("SELECT * FROM users WHERE username = (%s)",
thwart(user.username()))
data=c.fetchone()[2]


ifsha256_crypt.verify(request.form['password'], data):
flash('Authentication Successful.')
iflen(request.form['npassword']) >0:
#flash("You wanted to change password")

ifrequest.form['npassword'] ==request.form['rnpassword'] andlen(request.form['npassword']) >0:
try:
#flash("new passwords matched")
password=sha256_crypt.encrypt((str(request.form['npassword'])))

c,conn=connection()

data=c.execute("UPDATE users SET password = %s where username = %s",
 (password,thwart(user.username())))

conn.commit()
c.close()
conn.close()
flash("Password changed")
exceptException, e:
return(str(e))
else:
flash("Passwords do not match!")

returnrender_template('change-password.html', name=user.username(), error=error)



else:
flash('Invalid credentials. Try again')
error='Invalid credentials. Try again'
gc.collect() 
returnrender_template('change-password.html', name=user.username())#, error=error)
exceptException, e:
return(str(e))


@app.route('/login/', methods=['GET','POST'])
deflogin():
try:
c,conn=connection()

error=None
ifrequest.method=='POST':

data=c.execute("SELECT * FROM users WHERE username = (%s)",
thwart(request.form['username']))
data=c.fetchone()[2]

ifsha256_crypt.verify(request.form['password'], data):
session['logged_in'] =True
session['username'] =request.form['username']
#flash('You are now logged in.'+str(session['username']))
returnredirect(url_for('dashboard'))

else:
error='Invalid credentials. Try again'
gc.collect()
returnrender_template('login.html', error=error)
exceptException, e:
error='Invalid credentials. Try again'
returnrender_template('login.html', error=error)



@app.route('/logout/')
deflogout():
session.pop('logged_in', None)
session.clear()
flash('You have been logged out.')
gc.collect()
returnredirect(url_for('main'))


@app.route('/register/', methods=['GET', 'POST'])
defregister():

try:
form=RegistrationForm(request.form)
ifrequest.method=='POST'andform.validate():
#flash("register attempted")

username=form.username.data
email=form.email.data

password=sha256_crypt.encrypt((str(form.password.data)))
c,conn=connection()

x=c.execute("SELECT * FROM users WHERE username = (%s)",
 (thwart(username)))

ifint(x) >0:
flash("That username is already taken, please choose another")
returnrender_template('register.html', form=form)

else:
c.execute("INSERT INTO users (username, password, email, tracking) VALUES (%s, %s, %s, %s)",
 (thwart(username), thwart(password), thwart(email), thwart("/introduction-to-python-programming/")))
conn.commit()
flash('Thanks for registering')
c.close()
conn.close()
gc.collect()
session['logged_in'] =True
session['username'] =username
returnredirect(url_for('intro_to_py'))
gc.collect()
#flash("hi there.")
returnrender_template('register.html', form=form)
exceptExceptionase:
return(str(e))


deftopic_completion_percent():
try:
client_name, settings, tracking, rank=userinformation()

try:
tracking=tracking.split(",")
except:
pass

iftracking==None:
tracking= []
#flash("tracking is none")

completed_percentages= {}

foreach_topicinTOPIC_DICT:
total=0
total_complete=0

foreachinTOPIC_DICT[each_topic]:
total+=1
fordoneintracking:
ifdone==each[1]:
total_complete+=1

percent_complete=int(((total_complete*100)/total))
completed_percentages[each_topic] =percent_complete


returncompleted_percentages
except:
foreach_topicinTOPIC_DICT:
total=0
total_complete=0

completed_percentages[each_topic] =0.0

returncompleted_percentages

pass
#return basics,pygame,pyopengl,kivy,flask,django,mysql,sqlite,datamanip,dataviz,nltk,svm,clustering,imagerec,forexalgo,robotics,supercomp,tkinter

@app.route('/guided-tutorials/', methods=['GET', 'POST'])
@app.route('/topics/', methods=['GET', 'POST'])
@app.route('/begin/', methods=['GET', 'POST'])
@app.route('/python-programming-tutorials/', methods=['GET', 'POST'])
@app.route('/dashboard/', methods=['GET', 'POST'])
#@login_required
defdashboard():
try:
try:
client_name, settings, tracking, rank=userinformation()
iflen(tracking) <10:
tracking="/introduction-to-python-programming/"
gc.collect()

ifclient_name=="Guest":
flash("Welcome Guest, feel free to browse content. Progress tracking is only available for Logged-in users.")
tracking= ['None']

update_user_tracking()

completed_percentages=topic_completion_percent()

returnrender_template("dashboard.html",topics=TOPIC_DICT, tracking=tracking, completed_percentages=completed_percentages)
exceptException, e:
return((str(e), "please report errors to hskinsley@gmail.com"))
exceptException, e:
return((str(e), "please report errors to hskinsley@gmail.com"))


if__name__=="__main__":
app.run()


fromflaskimportFlask, render_template, redirect, \
url_for, request, session, flash, g, make_response, send_file
fromflask.ext.loginimportLoginManager, login_user, logout_user, current_user, login_required
fromfunctoolsimportwraps
importMySQLdb
fromMySQLdbimportescape_stringasthwart
importjson
importdatetime
fromdatetimeimportdatetime,timedelta
fromtimeimportmktime
importos
importtime
importurllib2
fromwtformsimportForm, BooleanField, TextField, PasswordField, validators
frompasslib.hashimportsha256_crypt
fromdbconnectimportconnection
importgc
# Dictates urls and linkage
fromcontent_managementimportContent
importsmtplib
fromflask_mailimportMail, Message



app=Flask(__name__)
app.config.update(
DEBUG=True,
#EMAIL SETTINGS
MAIL_SERVER='smtp.gmail.com',
MAIL_PORT=465,
MAIL_USE_SSL=True,
MAIL_USERNAME='your@gmail.com',
MAIL_PASSWORD='yourpassword'
	)
mail=Mail(app)


# list of topics by {TOPIC:["TITLE", "URL"]}
TOPIC_DICT=Content()

classUser:
defusername(self):
try:
returnstr(session['username'])
except:
return("guest")

user=User()

defuserinformation():
try:
client_name= (session['username'])
guest=False
except:
guest=True
client_name="Guest"

ifnotguest:
try:
c,conn=connection()
c.execute("SELECT * FROM users WHERE username = (%s)",
 (thwart(client_name)))
data=c.fetchone()
settings=data[4]
tracking=data[5]
rank=data[6]
exceptException, e:
pass

else:
settings= [0,0]
tracking= [0,0]
rank= [0,0]

returnclient_name, settings, tracking, rank

defupdate_user_tracking():
try:
completed=str(request.args['completed'])
ifcompletedinstr(TOPIC_DICT.values()):
client_name, settings, tracking, rank=userinformation()
iftracking==None:
tracking=completed
else:
ifcompletednotintracking:
tracking=tracking+","+completed

c,conn=connection()
c.execute("UPDATE users SET tracking = %s WHERE username = %s",
 (thwart(tracking),thwart(client_name)))
conn.commit()
c.close()
conn.close()
client_name, settings, tracking, rank=userinformation()

else:
pass


exceptException, e:
pass
#flash(str(e))


classRegistrationForm(Form):
username=TextField('Username', [validators.Length(min=4, max=20)])
email=TextField('Email Address', [validators.Length(min=6, max=50)])
password=PasswordField('New Password', [
validators.Required(),
validators.EqualTo('confirm', message='Passwords must match')
 ])
confirm=PasswordField('Repeat Password')
accept_tos=BooleanField('I accept the <a href="/about/tos" target="blank">Terms of Service</a> and <a href="/about/privacy-policy" target="blank">Privacy Notice</a> (updated Jan 22, 2015)', [validators.Required()])


## LIVE VERSION ####
@app.route('/robots.txt/')
defrobots():
return("User-agent: *\nDisallow: /register/\nDisallow: /login/\nDisallow: /donation-success/")


@app.route('/return-files/')
defreturn_files_tut():
try:
returnsend_file('/var/www/PythonProgramming/PythonProgramming/static/images/python.jpg', attachment_filename='python.jpg')
#return send_file('/var/www/PythonProgramming/PythonProgramming/static/ohhey.pdf', attachment_filename='ohhey.pdf')
exceptExceptionase:
returnstr(e)

@app.route('/file-downloads/')
deffile_downloads():
try:
returnrender_template('downloads.html')
exceptExceptionase:
returnstr(e)


###### DEV VERSION #####
##@app.route('/robots.txt/')
##def robots():
## return("User-agent: *\nDisallow: /")
##

@app.route('/sitemap.xml', methods=['GET'])
defsitemap():
try:
"""Generate sitemap.xml. Makes a list of urls and date modified."""
pages=[]
ten_days_ago=(datetime.now() -timedelta(days=7)).date().isoformat()
# static pages
forruleinapp.url_map.iter_rules():
if"GET"inrule.methodsandlen(rule.arguments)==0:
pages.append(
 ["http://pythonprogramming.net"+str(rule.rule),ten_days_ago]
 )

sitemap_xml=render_template('sitemap_template.xml', pages=pages)
response=make_response(sitemap_xml)
response.headers["Content-Type"] ="application/xml"

returnresponse
exceptExceptionase:
return(str(e))


defindex(chartID='chart_ID', chart_type='bar', chart_height=350):
chart= {"renderTo": chartID, "type": chart_type, "height": chart_height,}
series= [{"name": 'Label1', "data": [1,2,3]}, {"name": 'Label2', "data": [4, 5, 6]}]
title= {"text": 'My Title'}
xAxis= {"categories": ['xAxis Data1', 'xAxis Data2', 'xAxis Data3']}
yAxis= {"title": {"text": 'yAxis Label'}}
returnrender_template('index.html', chartID=chartID, chart=chart, series=series, title=title, xAxis=xAxis, yAxis=yAxis)




@app.route('/', methods=['GET', 'POST'])
defmain():
form=RegistrationForm(request.form)
try:
c,conn=connection()
error=None
ifrequest.method=='POST':
try:
data=c.execute("SELECT * FROM users WHERE username = (%s)",
thwart(request.form['username']))
data=c.fetchone()[2]

ifsha256_crypt.verify(request.form['password'], data):
session['logged_in'] =True
session['username'] =request.form['username']
flash('You are now logged in.')
returnredirect(url_for('dashboard'))
exceptException, e:
flash("What are you doing?")


try:

ifrequest.method=='POST'andform.validate():

username=form.username.data
email=form.email.data

password=sha256_crypt.encrypt((str(form.password.data)))
c,conn=connection()

x=c.execute("SELECT * FROM users WHERE username = (%s)",
 (thwart(username)))

ifint(x) >0:
flash("That username is already taken, please choose another")
returnrender_template('register.html', form=form)

else:
c.execute("INSERT INTO users (username, password, email) VALUES (%s, %s, %s)",
 (thwart(username), thwart(password), thwart(email)))
conn.commit()
flash('Thanks for registering')
c.close()
conn.close()
gc.collect()
session['logged_in'] =True
session['username'] =username
returnredirect(url_for('dashboard'))

exceptExceptionase:
return(str(e))

else:
flash('Invalid credentials. Try again')
gc.collect()
returnrender_template("main.html", error=error, form=form, page_type="main")
exceptException, e:
return(str(e))


@app.route('/jinjaman/')
defjinjaman():
try:
gc.collect()
data= [15, '15', 'Python is good','Python, Java, php, SQL, C++','<p><strong>Hey there!</strong></p>']
returnrender_template("jinja-templating.html", data=data)
exceptException, e:
return(str(e))



@app.route('/include_example/')
definclude_example():
try:
replies= {'Jack':'Cool post',
'Jane':'+1',
'Erika':'Most definitely',
'Bob':'wow',
'Carl':'amazing!',}
returnrender_template("includes_tutorial.html", replies=replies)
exceptException, e:
return(str(e))

@app.route('/header.py')
defheaderpython():
try:
gc.collect()
returnrender_template("header.py")
exceptException, e:
return(str(e))


@app.errorhandler(404)
defpage_not_found(e):
try:
gc.collect()
rule=request.path
if"feed"inruleor"favicon"inruleor"wp-content"inruleor"wp-login"inruleor"wp-login"inruleor"wp-admin"inruleor"xmlrpc"inruleor"tag"inruleor"wp-include"inruleor"style"inruleor"apple-touch"inruleor"genericons"inruleor"topics"inruleor"category"inruleor"index"inruleor"include"inruleor"trackback"inruleor"download"inruleor"viewtopic"inruleor"browserconfig"inrule:
pass
else:
pass
#flash(str(rule))
returnrender_template('404.html'), 404
exceptExceptionase:
return(str(e))

@app.errorhandler(500)
defpage_not_found(e):
return ("Ouch, looks like we're knocked out"), 500


# login required decorator
deflogin_required(f):
@wraps(f)
defwrap(*args, **kwargs):
if'logged_in'insession:
returnf(*args, **kwargs)
else:
flash('You need to login first.')
returnredirect(url_for('login'))
returnwrap


@app.route('/user/change-password/', methods=['GET', 'POST'])
@login_required
defchange_password():
try:
c,conn=connection()

error=None
ifrequest.method=='POST':

data=c.execute("SELECT * FROM users WHERE username = (%s)",
thwart(user.username()))
data=c.fetchone()[2]


ifsha256_crypt.verify(request.form['password'], data):
flash('Authentication Successful.')
iflen(request.form['npassword']) >0:
#flash("You wanted to change password")

ifrequest.form['npassword'] ==request.form['rnpassword'] andlen(request.form['npassword']) >0:
try:
#flash("new passwords matched")
password=sha256_crypt.encrypt((str(request.form['npassword'])))

c,conn=connection()

data=c.execute("UPDATE users SET password = %s where username = %s",
 (password,thwart(user.username())))

conn.commit()
c.close()
conn.close()
flash("Password changed")
exceptException, e:
return(str(e))
else:
flash("Passwords do not match!")

returnrender_template('change-password.html', name=user.username(), error=error)



else:
flash('Invalid credentials. Try again')
error='Invalid credentials. Try again'
gc.collect() 
returnrender_template('change-password.html', name=user.username())#, error=error)
exceptException, e:
return(str(e))


@app.route('/login/', methods=['GET','POST'])
deflogin():
try:
c,conn=connection()

error=None
ifrequest.method=='POST':

data=c.execute("SELECT * FROM users WHERE username = (%s)",
thwart(request.form['username']))
data=c.fetchone()[2]

ifsha256_crypt.verify(request.form['password'], data):
session['logged_in'] =True
session['username'] =request.form['username']
#flash('You are now logged in.'+str(session['username']))
returnredirect(url_for('dashboard'))

else:
error='Invalid credentials. Try again'
gc.collect()
returnrender_template('login.html', error=error)
exceptException, e:
error='Invalid credentials. Try again'
returnrender_template('login.html', error=error)



@app.route('/logout/')
deflogout():
session.pop('logged_in', None)
session.clear()
flash('You have been logged out.')
gc.collect()
returnredirect(url_for('main'))


@app.route('/register/', methods=['GET', 'POST'])
defregister():

try:
form=RegistrationForm(request.form)
ifrequest.method=='POST'andform.validate():
#flash("register attempted")

username=form.username.data
email=form.email.data

password=sha256_crypt.encrypt((str(form.password.data)))
c,conn=connection()

x=c.execute("SELECT * FROM users WHERE username = (%s)",
 (thwart(username)))

ifint(x) >0:
flash("That username is already taken, please choose another")
returnrender_template('register.html', form=form)

else:
c.execute("INSERT INTO users (username, password, email, tracking) VALUES (%s, %s, %s, %s)",
 (thwart(username), thwart(password), thwart(email), thwart("/introduction-to-python-programming/")))
conn.commit()
flash('Thanks for registering')
c.close()
conn.close()
gc.collect()
session['logged_in'] =True
session['username'] =username
returnredirect(url_for('intro_to_py'))
gc.collect()
#flash("hi there.")
returnrender_template('register.html', form=form)
exceptExceptionase:
return(str(e))


deftopic_completion_percent():
try:
client_name, settings, tracking, rank=userinformation()

try:
tracking=tracking.split(",")
except:
pass

iftracking==None:
tracking= []
#flash("tracking is none")

completed_percentages= {}

foreach_topicinTOPIC_DICT:
total=0
total_complete=0

foreachinTOPIC_DICT[each_topic]:
total+=1
fordoneintracking:
ifdone==each[1]:
total_complete+=1

percent_complete=int(((total_complete*100)/total))
completed_percentages[each_topic] =percent_complete


returncompleted_percentages
except:
foreach_topicinTOPIC_DICT:
total=0
total_complete=0

completed_percentages[each_topic] =0.0

returncompleted_percentages

pass
#return basics,pygame,pyopengl,kivy,flask,django,mysql,sqlite,datamanip,dataviz,nltk,svm,clustering,imagerec,forexalgo,robotics,supercomp,tkinter

@app.route('/guided-tutorials/', methods=['GET', 'POST'])
@app.route('/topics/', methods=['GET', 'POST'])
@app.route('/begin/', methods=['GET', 'POST'])
@app.route('/python-programming-tutorials/', methods=['GET', 'POST'])
@app.route('/dashboard/', methods=['GET', 'POST'])
#@login_required
defdashboard():
try:
try:
client_name, settings, tracking, rank=userinformation()
iflen(tracking) <10:
tracking="/introduction-to-python-programming/"
gc.collect()

ifclient_name=="Guest":
flash("Welcome Guest, feel free to browse content. Progress tracking is only available for Logged-in users.")
tracking= ['None']

update_user_tracking()

completed_percentages=topic_completion_percent()

returnrender_template("dashboard.html",topics=TOPIC_DICT, tracking=tracking, completed_percentages=completed_percentages)
exceptException, e:
return((str(e), "please report errors to hskinsley@gmail.com"))
exceptException, e:
return((str(e), "please report errors to hskinsley@gmail.com"))


if__name__=="__main__":
app.run()


fromflaskimportFlask, render_template, redirect, \
url_for, request, session, flash, g, make_response, send_file
fromflask.ext.loginimportLoginManager, login_user, logout_user, current_user, login_required
fromfunctoolsimportwraps
importMySQLdb
fromMySQLdbimportescape_stringasthwart
importjson
importdatetime
fromdatetimeimportdatetime,timedelta
fromtimeimportmktime
importos
importtime
importurllib2
fromwtformsimportForm, BooleanField, TextField, PasswordField, validators
frompasslib.hashimportsha256_crypt
fromdbconnectimportconnection
importgc
# Dictates urls and linkage
fromcontent_managementimportContent
importsmtplib
fromflask_mailimportMail, Message



app=Flask(__name__)
app.config.update(
DEBUG=True,
#EMAIL SETTINGS
MAIL_SERVER='smtp.gmail.com',
MAIL_PORT=465,
MAIL_USE_SSL=True,
MAIL_USERNAME='your@gmail.com',
MAIL_PASSWORD='yourpassword'
	)
mail=Mail(app)


# list of topics by {TOPIC:["TITLE", "URL"]}
TOPIC_DICT=Content()

classUser:
defusername(self):
try:
returnstr(session['username'])
except:
return("guest")

user=User()

defuserinformation():
try:
client_name= (session['username'])
guest=False
except:
guest=True
client_name="Guest"

ifnotguest:
try:
c,conn=connection()
c.execute("SELECT * FROM users WHERE username = (%s)",
 (thwart(client_name)))
data=c.fetchone()
settings=data[4]
tracking=data[5]
rank=data[6]
exceptException, e:
pass

else:
settings= [0,0]
tracking= [0,0]
rank= [0,0]

returnclient_name, settings, tracking, rank

defupdate_user_tracking():
try:
completed=str(request.args['completed'])
ifcompletedinstr(TOPIC_DICT.values()):
client_name, settings, tracking, rank=userinformation()
iftracking==None:
tracking=completed
else:
ifcompletednotintracking:
tracking=tracking+","+completed

c,conn=connection()
c.execute("UPDATE users SET tracking = %s WHERE username = %s",
 (thwart(tracking),thwart(client_name)))
conn.commit()
c.close()
conn.close()
client_name, settings, tracking, rank=userinformation()

else:
pass


exceptException, e:
pass
#flash(str(e))


classRegistrationForm(Form):
username=TextField('Username', [validators.Length(min=4, max=20)])
email=TextField('Email Address', [validators.Length(min=6, max=50)])
password=PasswordField('New Password', [
validators.Required(),
validators.EqualTo('confirm', message='Passwords must match')
 ])
confirm=PasswordField('Repeat Password')
accept_tos=BooleanField('I accept the <a href="/about/tos" target="blank">Terms of Service</a> and <a href="/about/privacy-policy" target="blank">Privacy Notice</a> (updated Jan 22, 2015)', [validators.Required()])


## LIVE VERSION ####
@app.route('/robots.txt/')
defrobots():
return("User-agent: *\nDisallow: /register/\nDisallow: /login/\nDisallow: /donation-success/")


@app.route('/return-files/')
defreturn_files_tut():
try:
returnsend_file('/var/www/PythonProgramming/PythonProgramming/static/images/python.jpg', attachment_filename='python.jpg')
#return send_file('/var/www/PythonProgramming/PythonProgramming/static/ohhey.pdf', attachment_filename='ohhey.pdf')
exceptExceptionase:
returnstr(e)

@app.route('/file-downloads/')
deffile_downloads():
try:
returnrender_template('downloads.html')
exceptExceptionase:
returnstr(e)


###### DEV VERSION #####
##@app.route('/robots.txt/')
##def robots():
## return("User-agent: *\nDisallow: /")
##

@app.route('/sitemap.xml', methods=['GET'])
defsitemap():
try:
"""Generate sitemap.xml. Makes a list of urls and date modified."""
pages=[]
ten_days_ago=(datetime.now() -timedelta(days=7)).date().isoformat()
# static pages
forruleinapp.url_map.iter_rules():
if"GET"inrule.methodsandlen(rule.arguments)==0:
pages.append(
 ["http://pythonprogramming.net"+str(rule.rule),ten_days_ago]
 )

sitemap_xml=render_template('sitemap_template.xml', pages=pages)
response=make_response(sitemap_xml)
response.headers["Content-Type"] ="application/xml"

returnresponse
exceptExceptionase:
return(str(e))


defindex(chartID='chart_ID', chart_type='bar', chart_height=350):
chart= {"renderTo": chartID, "type": chart_type, "height": chart_height,}
series= [{"name": 'Label1', "data": [1,2,3]}, {"name": 'Label2', "data": [4, 5, 6]}]
title= {"text": 'My Title'}
xAxis= {"categories": ['xAxis Data1', 'xAxis Data2', 'xAxis Data3']}
yAxis= {"title": {"text": 'yAxis Label'}}
returnrender_template('index.html', chartID=chartID, chart=chart, series=series, title=title, xAxis=xAxis, yAxis=yAxis)




@app.route('/', methods=['GET', 'POST'])
defmain():
form=RegistrationForm(request.form)
try:
c,conn=connection()
error=None
ifrequest.method=='POST':
try:
data=c.execute("SELECT * FROM users WHERE username = (%s)",
thwart(request.form['username']))
data=c.fetchone()[2]

ifsha256_crypt.verify(request.form['password'], data):
session['logged_in'] =True
session['username'] =request.form['username']
flash('You are now logged in.')
returnredirect(url_for('dashboard'))
exceptException, e:
flash("What are you doing?")


try:

ifrequest.method=='POST'andform.validate():

username=form.username.data
email=form.email.data

password=sha256_crypt.encrypt((str(form.password.data)))
c,conn=connection()

x=c.execute("SELECT * FROM users WHERE username = (%s)",
 (thwart(username)))

ifint(x) >0:
flash("That username is already taken, please choose another")
returnrender_template('register.html', form=form)

else:
c.execute("INSERT INTO users (username, password, email) VALUES (%s, %s, %s)",
 (thwart(username), thwart(password), thwart(email)))
conn.commit()
flash('Thanks for registering')
c.close()
conn.close()
gc.collect()
session['logged_in'] =True
session['username'] =username
returnredirect(url_for('dashboard'))

exceptExceptionase:
return(str(e))

else:
flash('Invalid credentials. Try again')
gc.collect()
returnrender_template("main.html", error=error, form=form, page_type="main")
exceptException, e:
return(str(e))


@app.route('/jinjaman/')
defjinjaman():
try:
gc.collect()
data= [15, '15', 'Python is good','Python, Java, php, SQL, C++','<p><strong>Hey there!</strong></p>']
returnrender_template("jinja-templating.html", data=data)
exceptException, e:
return(str(e))



@app.route('/include_example/')
definclude_example():
try:
replies= {'Jack':'Cool post',
'Jane':'+1',
'Erika':'Most definitely',
'Bob':'wow',
'Carl':'amazing!',}
returnrender_template("includes_tutorial.html", replies=replies)
exceptException, e:
return(str(e))

@app.route('/header.py')
defheaderpython():
try:
gc.collect()
returnrender_template("header.py")
exceptException, e:
return(str(e))


@app.errorhandler(404)
defpage_not_found(e):
try:
gc.collect()
rule=request.path
if"feed"inruleor"favicon"inruleor"wp-content"inruleor"wp-login"inruleor"wp-login"inruleor"wp-admin"inruleor"xmlrpc"inruleor"tag"inruleor"wp-include"inruleor"style"inruleor"apple-touch"inruleor"genericons"inruleor"topics"inruleor"category"inruleor"index"inruleor"include"inruleor"trackback"inruleor"download"inruleor"viewtopic"inruleor"browserconfig"inrule:
pass
else:
pass
#flash(str(rule))
returnrender_template('404.html'), 404
exceptExceptionase:
return(str(e))

@app.errorhandler(500)
defpage_not_found(e):
return ("Ouch, looks like we're knocked out"), 500


# login required decorator
deflogin_required(f):
@wraps(f)
defwrap(*args, **kwargs):
if'logged_in'insession:
returnf(*args, **kwargs)
else:
flash('You need to login first.')
returnredirect(url_for('login'))
returnwrap


@app.route('/user/change-password/', methods=['GET', 'POST'])
@login_required
defchange_password():
try:
c,conn=connection()

error=None
ifrequest.method=='POST':

data=c.execute("SELECT * FROM users WHERE username = (%s)",
thwart(user.username()))
data=c.fetchone()[2]


ifsha256_crypt.verify(request.form['password'], data):
flash('Authentication Successful.')
iflen(request.form['npassword']) >0:
#flash("You wanted to change password")

ifrequest.form['npassword'] ==request.form['rnpassword'] andlen(request.form['npassword']) >0:
try:
#flash("new passwords matched")
password=sha256_crypt.encrypt((str(request.form['npassword'])))

c,conn=connection()

data=c.execute("UPDATE users SET password = %s where username = %s",
 (password,thwart(user.username())))

conn.commit()
c.close()
conn.close()
flash("Password changed")
exceptException, e:
return(str(e))
else:
flash("Passwords do not match!")

returnrender_template('change-password.html', name=user.username(), error=error)



else:
flash('Invalid credentials. Try again')
error='Invalid credentials. Try again'
gc.collect() 
returnrender_template('change-password.html', name=user.username())#, error=error)
exceptException, e:
return(str(e))


@app.route('/login/', methods=['GET','POST'])
deflogin():
try:
c,conn=connection()

error=None
ifrequest.method=='POST':

data=c.execute("SELECT * FROM users WHERE username = (%s)",
thwart(request.form['username']))
data=c.fetchone()[2]

ifsha256_crypt.verify(request.form['password'], data):
session['logged_in'] =True
session['username'] =request.form['username']
#flash('You are now logged in.'+str(session['username']))
returnredirect(url_for('dashboard'))

else:
error='Invalid credentials. Try again'
gc.collect()
returnrender_template('login.html', error=error)
exceptException, e:
error='Invalid credentials. Try again'
returnrender_template('login.html', error=error)



@app.route('/logout/')
deflogout():
session.pop('logged_in', None)
session.clear()
flash('You have been logged out.')
gc.collect()
returnredirect(url_for('main'))


@app.route('/register/', methods=['GET', 'POST'])
defregister():

try:
form=RegistrationForm(request.form)
ifrequest.method=='POST'andform.validate():
#flash("register attempted")

username=form.username.data
email=form.email.data

password=sha256_crypt.encrypt((str(form.password.data)))
c,conn=connection()

x=c.execute("SELECT * FROM users WHERE username = (%s)",
 (thwart(username)))

ifint(x) >0:
flash("That username is already taken, please choose another")
returnrender_template('register.html', form=form)

else:
c.execute("INSERT INTO users (username, password, email, tracking) VALUES (%s, %s, %s, %s)",
 (thwart(username), thwart(password), thwart(email), thwart("/introduction-to-python-programming/")))
conn.commit()
flash('Thanks for registering')
c.close()
conn.close()
gc.collect()
session['logged_in'] =True
session['username'] =username
returnredirect(url_for('intro_to_py'))
gc.collect()
#flash("hi there.")
returnrender_template('register.html', form=form)
exceptExceptionase:
return(str(e))


deftopic_completion_percent():
try:
client_name, settings, tracking, rank=userinformation()

try:
tracking=tracking.split(",")
except:
pass

iftracking==None:
tracking= []
#flash("tracking is none")

completed_percentages= {}

foreach_topicinTOPIC_DICT:
total=0
total_complete=0

foreachinTOPIC_DICT[each_topic]:
total+=1
fordoneintracking:
ifdone==each[1]:
total_complete+=1

percent_complete=int(((total_complete*100)/total))
completed_percentages[each_topic] =percent_complete


returncompleted_percentages
except:
foreach_topicinTOPIC_DICT:
total=0
total_complete=0

completed_percentages[each_topic] =0.0

returncompleted_percentages

pass
#return basics,pygame,pyopengl,kivy,flask,django,mysql,sqlite,datamanip,dataviz,nltk,svm,clustering,imagerec,forexalgo,robotics,supercomp,tkinter

@app.route('/guided-tutorials/', methods=['GET', 'POST'])
@app.route('/topics/', methods=['GET', 'POST'])
@app.route('/begin/', methods=['GET', 'POST'])
@app.route('/python-programming-tutorials/', methods=['GET', 'POST'])
@app.route('/dashboard/', methods=['GET', 'POST'])
#@login_required
defdashboard():
try:
try:
client_name, settings, tracking, rank=userinformation()
iflen(tracking) <10:
tracking="/introduction-to-python-programming/"
gc.collect()

ifclient_name=="Guest":
flash("Welcome Guest, feel free to browse content. Progress tracking is only available for Logged-in users.")
tracking= ['None']

update_user_tracking()

completed_percentages=topic_completion_percent()

returnrender_template("dashboard.html",topics=TOPIC_DICT, tracking=tracking, completed_percentages=completed_percentages)
exceptException, e:
return((str(e), "please report errors to hskinsley@gmail.com"))
exceptException, e:
return((str(e), "please report errors to hskinsley@gmail.com"))


if__name__=="__main__":
app.run()


fromflaskimportFlask, render_template, redirect, \
url_for, request, session, flash, g, make_response, send_file
fromflask.ext.loginimportLoginManager, login_user, logout_user, current_user, login_required
fromfunctoolsimportwraps
importMySQLdb
fromMySQLdbimportescape_stringasthwart
importjson
importdatetime
fromdatetimeimportdatetime,timedelta
fromtimeimportmktime
importos
importtime
importurllib2
fromwtformsimportForm, BooleanField, TextField, PasswordField, validators
frompasslib.hashimportsha256_crypt
fromdbconnectimportconnection
importgc
# Dictates urls and linkage
fromcontent_managementimportContent
importsmtplib
fromflask_mailimportMail, Message



app=Flask(__name__)
app.config.update(
DEBUG=True,
#EMAIL SETTINGS
MAIL_SERVER='smtp.gmail.com',
MAIL_PORT=465,
MAIL_USE_SSL=True,
MAIL_USERNAME='your@gmail.com',
MAIL_PASSWORD='yourpassword'
	)
mail=Mail(app)


# list of topics by {TOPIC:["TITLE", "URL"]}
TOPIC_DICT=Content()

classUser:
defusername(self):
try:
returnstr(session['username'])
except:
return("guest")

user=User()

defuserinformation():
try:
client_name= (session['username'])
guest=False
except:
guest=True
client_name="Guest"

ifnotguest:
try:
c,conn=connection()
c.execute("SELECT * FROM users WHERE username = (%s)",
 (thwart(client_name)))
data=c.fetchone()
settings=data[4]
tracking=data[5]
rank=data[6]
exceptException, e:
pass

else:
settings= [0,0]
tracking= [0,0]
rank= [0,0]

returnclient_name, settings, tracking, rank

defupdate_user_tracking():
try:
completed=str(request.args['completed'])
ifcompletedinstr(TOPIC_DICT.values()):
client_name, settings, tracking, rank=userinformation()
iftracking==None:
tracking=completed
else:
ifcompletednotintracking:
tracking=tracking+","+completed

c,conn=connection()
c.execute("UPDATE users SET tracking = %s WHERE username = %s",
 (thwart(tracking),thwart(client_name)))
conn.commit()
c.close()
conn.close()
client_name, settings, tracking, rank=userinformation()

else:
pass


exceptException, e:
pass
#flash(str(e))


classRegistrationForm(Form):
username=TextField('Username', [validators.Length(min=4, max=20)])
email=TextField('Email Address', [validators.Length(min=6, max=50)])
password=PasswordField('New Password', [
validators.Required(),
validators.EqualTo('confirm', message='Passwords must match')
 ])
confirm=PasswordField('Repeat Password')
accept_tos=BooleanField('I accept the <a href="/about/tos" target="blank">Terms of Service</a> and <a href="/about/privacy-policy" target="blank">Privacy Notice</a> (updated Jan 22, 2015)', [validators.Required()])


## LIVE VERSION ####
@app.route('/robots.txt/')
defrobots():
return("User-agent: *\nDisallow: /register/\nDisallow: /login/\nDisallow: /donation-success/")


@app.route('/return-files/')
defreturn_files_tut():
try:
returnsend_file('/var/www/PythonProgramming/PythonProgramming/static/images/python.jpg', attachment_filename='python.jpg')
#return send_file('/var/www/PythonProgramming/PythonProgramming/static/ohhey.pdf', attachment_filename='ohhey.pdf')
exceptExceptionase:
returnstr(e)

@app.route('/file-downloads/')
deffile_downloads():
try:
returnrender_template('downloads.html')
exceptExceptionase:
returnstr(e)


###### DEV VERSION #####
##@app.route('/robots.txt/')
##def robots():
## return("User-agent: *\nDisallow: /")
##

@app.route('/sitemap.xml', methods=['GET'])
defsitemap():
try:
"""Generate sitemap.xml. Makes a list of urls and date modified."""
pages=[]
ten_days_ago=(datetime.now() -timedelta(days=7)).date().isoformat()
# static pages
forruleinapp.url_map.iter_rules():
if"GET"inrule.methodsandlen(rule.arguments)==0:
pages.append(
 ["http://pythonprogramming.net"+str(rule.rule),ten_days_ago]
 )

sitemap_xml=render_template('sitemap_template.xml', pages=pages)
response=make_response(sitemap_xml)
response.headers["Content-Type"] ="application/xml"

returnresponse
exceptExceptionase:
return(str(e))


defindex(chartID='chart_ID', chart_type='bar', chart_height=350):
chart= {"renderTo": chartID, "type": chart_type, "height": chart_height,}
series= [{"name": 'Label1', "data": [1,2,3]}, {"name": 'Label2', "data": [4, 5, 6]}]
title= {"text": 'My Title'}
xAxis= {"categories": ['xAxis Data1', 'xAxis Data2', 'xAxis Data3']}
yAxis= {"title": {"text": 'yAxis Label'}}
returnrender_template('index.html', chartID=chartID, chart=chart, series=series, title=title, xAxis=xAxis, yAxis=yAxis)




@app.route('/', methods=['GET', 'POST'])
defmain():
form=RegistrationForm(request.form)
try:
c,conn=connection()
error=None
ifrequest.method=='POST':
try:
data=c.execute("SELECT * FROM users WHERE username = (%s)",
thwart(request.form['username']))
data=c.fetchone()[2]

ifsha256_crypt.verify(request.form['password'], data):
session['logged_in'] =True
session['username'] =request.form['username']
flash('You are now logged in.')
returnredirect(url_for('dashboard'))
exceptException, e:
flash("What are you doing?")


try:

ifrequest.method=='POST'andform.validate():

username=form.username.data
email=form.email.data

password=sha256_crypt.encrypt((str(form.password.data)))
c,conn=connection()

x=c.execute("SELECT * FROM users WHERE username = (%s)",
 (thwart(username)))

ifint(x) >0:
flash("That username is already taken, please choose another")
returnrender_template('register.html', form=form)

else:
c.execute("INSERT INTO users (username, password, email) VALUES (%s, %s, %s)",
 (thwart(username), thwart(password), thwart(email)))
conn.commit()
flash('Thanks for registering')
c.close()
conn.close()
gc.collect()
session['logged_in'] =True
session['username'] =username
returnredirect(url_for('dashboard'))

exceptExceptionase:
return(str(e))

else:
flash('Invalid credentials. Try again')
gc.collect()
returnrender_template("main.html", error=error, form=form, page_type="main")
exceptException, e:
return(str(e))


@app.route('/jinjaman/')
defjinjaman():
try:
gc.collect()
data= [15, '15', 'Python is good','Python, Java, php, SQL, C++','<p><strong>Hey there!</strong></p>']
returnrender_template("jinja-templating.html", data=data)
exceptException, e:
return(str(e))



@app.route('/include_example/')
definclude_example():
try:
replies= {'Jack':'Cool post',
'Jane':'+1',
'Erika':'Most definitely',
'Bob':'wow',
'Carl':'amazing!',}
returnrender_template("includes_tutorial.html", replies=replies)
exceptException, e:
return(str(e))

@app.route('/header.py')
defheaderpython():
try:
gc.collect()
returnrender_template("header.py")
exceptException, e:
return(str(e))


@app.errorhandler(404)
defpage_not_found(e):
try:
gc.collect()
rule=request.path
if"feed"inruleor"favicon"inruleor"wp-content"inruleor"wp-login"inruleor"wp-login"inruleor"wp-admin"inruleor"xmlrpc"inruleor"tag"inruleor"wp-include"inruleor"style"inruleor"apple-touch"inruleor"genericons"inruleor"topics"inruleor"category"inruleor"index"inruleor"include"inruleor"trackback"inruleor"download"inruleor"viewtopic"inruleor"browserconfig"inrule:
pass
else:
pass
#flash(str(rule))
returnrender_template('404.html'), 404
exceptExceptionase:
return(str(e))

@app.errorhandler(500)
defpage_not_found(e):
return ("Ouch, looks like we're knocked out"), 500


# login required decorator
deflogin_required(f):
@wraps(f)
defwrap(*args, **kwargs):
if'logged_in'insession:
returnf(*args, **kwargs)
else:
flash('You need to login first.')
returnredirect(url_for('login'))
returnwrap


@app.route('/user/change-password/', methods=['GET', 'POST'])
@login_required
defchange_password():
try:
c,conn=connection()

error=None
ifrequest.method=='POST':

data=c.execute("SELECT * FROM users WHERE username = (%s)",
thwart(user.username()))
data=c.fetchone()[2]


ifsha256_crypt.verify(request.form['password'], data):
flash('Authentication Successful.')
iflen(request.form['npassword']) >0:
#flash("You wanted to change password")

ifrequest.form['npassword'] ==request.form['rnpassword'] andlen(request.form['npassword']) >0:
try:
#flash("new passwords matched")
password=sha256_crypt.encrypt((str(request.form['npassword'])))

c,conn=connection()

data=c.execute("UPDATE users SET password = %s where username = %s",
 (password,thwart(user.username())))

conn.commit()
c.close()
conn.close()
flash("Password changed")
exceptException, e:
return(str(e))
else:
flash("Passwords do not match!")

returnrender_template('change-password.html', name=user.username(), error=error)



else:
flash('Invalid credentials. Try again')
error='Invalid credentials. Try again'
gc.collect() 
returnrender_template('change-password.html', name=user.username())#, error=error)
exceptException, e:
return(str(e))


@app.route('/login/', methods=['GET','POST'])
deflogin():
try:
c,conn=connection()

error=None
ifrequest.method=='POST':

data=c.execute("SELECT * FROM users WHERE username = (%s)",
thwart(request.form['username']))
data=c.fetchone()[2]

ifsha256_crypt.verify(request.form['password'], data):
session['logged_in'] =True
session['username'] =request.form['username']
#flash('You are now logged in.'+str(session['username']))
returnredirect(url_for('dashboard'))

else:
error='Invalid credentials. Try again'
gc.collect()
returnrender_template('login.html', error=error)
exceptException, e:
error='Invalid credentials. Try again'
returnrender_template('login.html', error=error)



@app.route('/logout/')
deflogout():
session.pop('logged_in', None)
session.clear()
flash('You have been logged out.')
gc.collect()
returnredirect(url_for('main'))


@app.route('/register/', methods=['GET', 'POST'])
defregister():

try:
form=RegistrationForm(request.form)
ifrequest.method=='POST'andform.validate():
#flash("register attempted")

username=form.username.data
email=form.email.data

password=sha256_crypt.encrypt((str(form.password.data)))
c,conn=connection()

x=c.execute("SELECT * FROM users WHERE username = (%s)",
 (thwart(username)))

ifint(x) >0:
flash("That username is already taken, please choose another")
returnrender_template('register.html', form=form)

else:
c.execute("INSERT INTO users (username, password, email, tracking) VALUES (%s, %s, %s, %s)",
 (thwart(username), thwart(password), thwart(email), thwart("/introduction-to-python-programming/")))
conn.commit()
flash('Thanks for registering')
c.close()
conn.close()
gc.collect()
session['logged_in'] =True
session['username'] =username
returnredirect(url_for('intro_to_py'))
gc.collect()
#flash("hi there.")
returnrender_template('register.html', form=form)
exceptExceptionase:
return(str(e))


deftopic_completion_percent():
try:
client_name, settings, tracking, rank=userinformation()

try:
tracking=tracking.split(",")
except:
pass

iftracking==None:
tracking= []
#flash("tracking is none")

completed_percentages= {}

foreach_topicinTOPIC_DICT:
total=0
total_complete=0

foreachinTOPIC_DICT[each_topic]:
total+=1
fordoneintracking:
ifdone==each[1]:
total_complete+=1

percent_complete=int(((total_complete*100)/total))
completed_percentages[each_topic] =percent_complete


returncompleted_percentages
except:
foreach_topicinTOPIC_DICT:
total=0
total_complete=0

completed_percentages[each_topic] =0.0

returncompleted_percentages

pass
#return basics,pygame,pyopengl,kivy,flask,django,mysql,sqlite,datamanip,dataviz,nltk,svm,clustering,imagerec,forexalgo,robotics,supercomp,tkinter

@app.route('/guided-tutorials/', methods=['GET', 'POST'])
@app.route('/topics/', methods=['GET', 'POST'])
@app.route('/begin/', methods=['GET', 'POST'])
@app.route('/python-programming-tutorials/', methods=['GET', 'POST'])
@app.route('/dashboard/', methods=['GET', 'POST'])
#@login_required
defdashboard():
try:
try:
client_name, settings, tracking, rank=userinformation()
iflen(tracking) <10:
tracking="/introduction-to-python-programming/"
gc.collect()

ifclient_name=="Guest":
flash("Welcome Guest, feel free to browse content. Progress tracking is only available for Logged-in users.")
tracking= ['None']

update_user_tracking()

completed_percentages=topic_completion_percent()

returnrender_template("dashboard.html",topics=TOPIC_DICT, tracking=tracking, completed_percentages=completed_percentages)
exceptException, e:
return((str(e), "please report errors to hskinsley@gmail.com"))
exceptException, e:
return((str(e), "please report errors to hskinsley@gmail.com"))


if__name__=="__main__":
app.run()


fromflaskimportFlask, render_template, redirect, \
url_for, request, session, flash, g, make_response, send_file
fromflask.ext.loginimportLoginManager, login_user, logout_user, current_user, login_required
fromfunctoolsimportwraps
importMySQLdb
fromMySQLdbimportescape_stringasthwart
importjson
importdatetime
fromdatetimeimportdatetime,timedelta
fromtimeimportmktime
importos
importtime
importurllib2
fromwtformsimportForm, BooleanField, TextField, PasswordField, validators
frompasslib.hashimportsha256_crypt
fromdbconnectimportconnection
importgc
# Dictates urls and linkage
fromcontent_managementimportContent
importsmtplib
fromflask_mailimportMail, Message



app=Flask(__name__)
app.config.update(
DEBUG=True,
#EMAIL SETTINGS
MAIL_SERVER='smtp.gmail.com',
MAIL_PORT=465,
MAIL_USE_SSL=True,
MAIL_USERNAME='your@gmail.com',
MAIL_PASSWORD='yourpassword'
	)
mail=Mail(app)


# list of topics by {TOPIC:["TITLE", "URL"]}
TOPIC_DICT=Content()

classUser:
defusername(self):
try:
returnstr(session['username'])
except:
return("guest")

user=User()

defuserinformation():
try:
client_name= (session['username'])
guest=False
except:
guest=True
client_name="Guest"

ifnotguest:
try:
c,conn=connection()
c.execute("SELECT * FROM users WHERE username = (%s)",
 (thwart(client_name)))
data=c.fetchone()
settings=data[4]
tracking=data[5]
rank=data[6]
exceptException, e:
pass

else:
settings= [0,0]
tracking= [0,0]
rank= [0,0]

returnclient_name, settings, tracking, rank

defupdate_user_tracking():
try:
completed=str(request.args['completed'])
ifcompletedinstr(TOPIC_DICT.values()):
client_name, settings, tracking, rank=userinformation()
iftracking==None:
tracking=completed
else:
ifcompletednotintracking:
tracking=tracking+","+completed

c,conn=connection()
c.execute("UPDATE users SET tracking = %s WHERE username = %s",
 (thwart(tracking),thwart(client_name)))
conn.commit()
c.close()
conn.close()
client_name, settings, tracking, rank=userinformation()

else:
pass


exceptException, e:
pass
#flash(str(e))


classRegistrationForm(Form):
username=TextField('Username', [validators.Length(min=4, max=20)])
email=TextField('Email Address', [validators.Length(min=6, max=50)])
password=PasswordField('New Password', [
validators.Required(),
validators.EqualTo('confirm', message='Passwords must match')
 ])
confirm=PasswordField('Repeat Password')
accept_tos=BooleanField('I accept the <a href="/about/tos" target="blank">Terms of Service</a> and <a href="/about/privacy-policy" target="blank">Privacy Notice</a> (updated Jan 22, 2015)', [validators.Required()])


## LIVE VERSION ####
@app.route('/robots.txt/')
defrobots():
return("User-agent: *\nDisallow: /register/\nDisallow: /login/\nDisallow: /donation-success/")


@app.route('/return-files/')
defreturn_files_tut():
try:
returnsend_file('/var/www/PythonProgramming/PythonProgramming/static/images/python.jpg', attachment_filename='python.jpg')
#return send_file('/var/www/PythonProgramming/PythonProgramming/static/ohhey.pdf', attachment_filename='ohhey.pdf')
exceptExceptionase:
returnstr(e)

@app.route('/file-downloads/')
deffile_downloads():
try:
returnrender_template('downloads.html')
exceptExceptionase:
returnstr(e)


###### DEV VERSION #####
##@app.route('/robots.txt/')
##def robots():
## return("User-agent: *\nDisallow: /")
##

@app.route('/sitemap.xml', methods=['GET'])
defsitemap():
try:
"""Generate sitemap.xml. Makes a list of urls and date modified."""
pages=[]
ten_days_ago=(datetime.now() -timedelta(days=7)).date().isoformat()
# static pages
forruleinapp.url_map.iter_rules():
if"GET"inrule.methodsandlen(rule.arguments)==0:
pages.append(
 ["http://pythonprogramming.net"+str(rule.rule),ten_days_ago]
 )

sitemap_xml=render_template('sitemap_template.xml', pages=pages)
response=make_response(sitemap_xml)
response.headers["Content-Type"] ="application/xml"

returnresponse
exceptExceptionase:
return(str(e))


defindex(chartID='chart_ID', chart_type='bar', chart_height=350):
chart= {"renderTo": chartID, "type": chart_type, "height": chart_height,}
series= [{"name": 'Label1', "data": [1,2,3]}, {"name": 'Label2', "data": [4, 5, 6]}]
title= {"text": 'My Title'}
xAxis= {"categories": ['xAxis Data1', 'xAxis Data2', 'xAxis Data3']}
yAxis= {"title": {"text": 'yAxis Label'}}
returnrender_template('index.html', chartID=chartID, chart=chart, series=series, title=title, xAxis=xAxis, yAxis=yAxis)




@app.route('/', methods=['GET', 'POST'])
defmain():
form=RegistrationForm(request.form)
try:
c,conn=connection()
error=None
ifrequest.method=='POST':
try:
data=c.execute("SELECT * FROM users WHERE username = (%s)",
thwart(request.form['username']))
data=c.fetchone()[2]

ifsha256_crypt.verify(request.form['password'], data):
session['logged_in'] =True
session['username'] =request.form['username']
flash('You are now logged in.')
returnredirect(url_for('dashboard'))
exceptException, e:
flash("What are you doing?")


try:

ifrequest.method=='POST'andform.validate():

username=form.username.data
email=form.email.data

password=sha256_crypt.encrypt((str(form.password.data)))
c,conn=connection()

x=c.execute("SELECT * FROM users WHERE username = (%s)",
 (thwart(username)))

ifint(x) >0:
flash("That username is already taken, please choose another")
returnrender_template('register.html', form=form)

else:
c.execute("INSERT INTO users (username, password, email) VALUES (%s, %s, %s)",
 (thwart(username), thwart(password), thwart(email)))
conn.commit()
flash('Thanks for registering')
c.close()
conn.close()
gc.collect()
session['logged_in'] =True
session['username'] =username
returnredirect(url_for('dashboard'))

exceptExceptionase:
return(str(e))

else:
flash('Invalid credentials. Try again')
gc.collect()
returnrender_template("main.html", error=error, form=form, page_type="main")
exceptException, e:
return(str(e))


@app.route('/jinjaman/')
defjinjaman():
try:
gc.collect()
data= [15, '15', 'Python is good','Python, Java, php, SQL, C++','<p><strong>Hey there!</strong></p>']
returnrender_template("jinja-templating.html", data=data)
exceptException, e:
return(str(e))



@app.route('/include_example/')
definclude_example():
try:
replies= {'Jack':'Cool post',
'Jane':'+1',
'Erika':'Most definitely',
'Bob':'wow',
'Carl':'amazing!',}
returnrender_template("includes_tutorial.html", replies=replies)
exceptException, e:
return(str(e))

@app.route('/header.py')
defheaderpython():
try:
gc.collect()
returnrender_template("header.py")
exceptException, e:
return(str(e))


@app.errorhandler(404)
defpage_not_found(e):
try:
gc.collect()
rule=request.path
if"feed"inruleor"favicon"inruleor"wp-content"inruleor"wp-login"inruleor"wp-login"inruleor"wp-admin"inruleor"xmlrpc"inruleor"tag"inruleor"wp-include"inruleor"style"inruleor"apple-touch"inruleor"genericons"inruleor"topics"inruleor"category"inruleor"index"inruleor"include"inruleor"trackback"inruleor"download"inruleor"viewtopic"inruleor"browserconfig"inrule:
pass
else:
pass
#flash(str(rule))
returnrender_template('404.html'), 404
exceptExceptionase:
return(str(e))

@app.errorhandler(500)
defpage_not_found(e):
return ("Ouch, looks like we're knocked out"), 500


# login required decorator
deflogin_required(f):
@wraps(f)
defwrap(*args, **kwargs):
if'logged_in'insession:
returnf(*args, **kwargs)
else:
flash('You need to login first.')
returnredirect(url_for('login'))
returnwrap


@app.route('/user/change-password/', methods=['GET', 'POST'])
@login_required
defchange_password():
try:
c,conn=connection()

error=None
ifrequest.method=='POST':

data=c.execute("SELECT * FROM users WHERE username = (%s)",
thwart(user.username()))
data=c.fetchone()[2]


ifsha256_crypt.verify(request.form['password'], data):
flash('Authentication Successful.')
iflen(request.form['npassword']) >0:
#flash("You wanted to change password")

ifrequest.form['npassword'] ==request.form['rnpassword'] andlen(request.form['npassword']) >0:
try:
#flash("new passwords matched")
password=sha256_crypt.encrypt((str(request.form['npassword'])))

c,conn=connection()

data=c.execute("UPDATE users SET password = %s where username = %s",
 (password,thwart(user.username())))

conn.commit()
c.close()
conn.close()
flash("Password changed")
exceptException, e:
return(str(e))
else:
flash("Passwords do not match!")

returnrender_template('change-password.html', name=user.username(), error=error)



else:
flash('Invalid credentials. Try again')
error='Invalid credentials. Try again'
gc.collect() 
returnrender_template('change-password.html', name=user.username())#, error=error)
exceptException, e:
return(str(e))


@app.route('/login/', methods=['GET','POST'])
deflogin():
try:
c,conn=connection()

error=None
ifrequest.method=='POST':

data=c.execute("SELECT * FROM users WHERE username = (%s)",
thwart(request.form['username']))
data=c.fetchone()[2]

ifsha256_crypt.verify(request.form['password'], data):
session['logged_in'] =True
session['username'] =request.form['username']
#flash('You are now logged in.'+str(session['username']))
returnredirect(url_for('dashboard'))

else:
error='Invalid credentials. Try again'
gc.collect()
returnrender_template('login.html', error=error)
exceptException, e:
error='Invalid credentials. Try again'
returnrender_template('login.html', error=error)



@app.route('/logout/')
deflogout():
session.pop('logged_in', None)
session.clear()
flash('You have been logged out.')
gc.collect()
returnredirect(url_for('main'))


@app.route('/register/', methods=['GET', 'POST'])
defregister():

try:
form=RegistrationForm(request.form)
ifrequest.method=='POST'andform.validate():
#flash("register attempted")

username=form.username.data
email=form.email.data

password=sha256_crypt.encrypt((str(form.password.data)))
c,conn=connection()

x=c.execute("SELECT * FROM users WHERE username = (%s)",
 (thwart(username)))

ifint(x) >0:
flash("That username is already taken, please choose another")
returnrender_template('register.html', form=form)

else:
c.execute("INSERT INTO users (username, password, email, tracking) VALUES (%s, %s, %s, %s)",
 (thwart(username), thwart(password), thwart(email), thwart("/introduction-to-python-programming/")))
conn.commit()
flash('Thanks for registering')
c.close()
conn.close()
gc.collect()
session['logged_in'] =True
session['username'] =username
returnredirect(url_for('intro_to_py'))
gc.collect()
#flash("hi there.")
returnrender_template('register.html', form=form)
exceptExceptionase:
return(str(e))


deftopic_completion_percent():
try:
client_name, settings, tracking, rank=userinformation()

try:
tracking=tracking.split(",")
except:
pass

iftracking==None:
tracking= []
#flash("tracking is none")

completed_percentages= {}

foreach_topicinTOPIC_DICT:
total=0
total_complete=0

foreachinTOPIC_DICT[each_topic]:
total+=1
fordoneintracking:
ifdone==each[1]:
total_complete+=1

percent_complete=int(((total_complete*100)/total))
completed_percentages[each_topic] =percent_complete


returncompleted_percentages
except:
foreach_topicinTOPIC_DICT:
total=0
total_complete=0

completed_percentages[each_topic] =0.0

returncompleted_percentages

pass
#return basics,pygame,pyopengl,kivy,flask,django,mysql,sqlite,datamanip,dataviz,nltk,svm,clustering,imagerec,forexalgo,robotics,supercomp,tkinter

@app.route('/guided-tutorials/', methods=['GET', 'POST'])
@app.route('/topics/', methods=['GET', 'POST'])
@app.route('/begin/', methods=['GET', 'POST'])
@app.route('/python-programming-tutorials/', methods=['GET', 'POST'])
@app.route('/dashboard/', methods=['GET', 'POST'])
#@login_required
defdashboard():
try:
try:
client_name, settings, tracking, rank=userinformation()
iflen(tracking) <10:
tracking="/introduction-to-python-programming/"
gc.collect()

ifclient_name=="Guest":
flash("Welcome Guest, feel free to browse content. Progress tracking is only available for Logged-in users.")
tracking= ['None']

update_user_tracking()

completed_percentages=topic_completion_percent()

returnrender_template("dashboard.html",topics=TOPIC_DICT, tracking=tracking, completed_percentages=completed_percentages)
exceptException, e:
return((str(e), "please report errors to hskinsley@gmail.com"))
exceptException, e:
return((str(e), "please report errors to hskinsley@gmail.com"))


if__name__=="__main__":
app.run()


fromflaskimportFlask, render_template, redirect, \
url_for, request, session, flash, g, make_response, send_file
fromflask.ext.loginimportLoginManager, login_user, logout_user, current_user, login_required
fromfunctoolsimportwraps
importMySQLdb
fromMySQLdbimportescape_stringasthwart
importjson
importdatetime
fromdatetimeimportdatetime,timedelta
fromtimeimportmktime
importos
importtime
importurllib2
fromwtformsimportForm, BooleanField, TextField, PasswordField, validators
frompasslib.hashimportsha256_crypt
fromdbconnectimportconnection
importgc
# Dictates urls and linkage
fromcontent_managementimportContent
importsmtplib
fromflask_mailimportMail, Message



app=Flask(__name__)
app.config.update(
DEBUG=True,
#EMAIL SETTINGS
MAIL_SERVER='smtp.gmail.com',
MAIL_PORT=465,
MAIL_USE_SSL=True,
MAIL_USERNAME='your@gmail.com',
MAIL_PASSWORD='yourpassword'
	)
mail=Mail(app)


# list of topics by {TOPIC:["TITLE", "URL"]}
TOPIC_DICT=Content()

classUser:
defusername(self):
try:
returnstr(session['username'])
except:
return("guest")

user=User()

defuserinformation():
try:
client_name= (session['username'])
guest=False
except:
guest=True
client_name="Guest"

ifnotguest:
try:
c,conn=connection()
c.execute("SELECT * FROM users WHERE username = (%s)",
 (thwart(client_name)))
data=c.fetchone()
settings=data[4]
tracking=data[5]
rank=data[6]
exceptException, e:
pass

else:
settings= [0,0]
tracking= [0,0]
rank= [0,0]

returnclient_name, settings, tracking, rank

defupdate_user_tracking():
try:
completed=str(request.args['completed'])
ifcompletedinstr(TOPIC_DICT.values()):
client_name, settings, tracking, rank=userinformation()
iftracking==None:
tracking=completed
else:
ifcompletednotintracking:
tracking=tracking+","+completed

c,conn=connection()
c.execute("UPDATE users SET tracking = %s WHERE username = %s",
 (thwart(tracking),thwart(client_name)))
conn.commit()
c.close()
conn.close()
client_name, settings, tracking, rank=userinformation()

else:
pass


exceptException, e:
pass
#flash(str(e))


classRegistrationForm(Form):
username=TextField('Username', [validators.Length(min=4, max=20)])
email=TextField('Email Address', [validators.Length(min=6, max=50)])
password=PasswordField('New Password', [
validators.Required(),
validators.EqualTo('confirm', message='Passwords must match')
 ])
confirm=PasswordField('Repeat Password')
accept_tos=BooleanField('I accept the <a href="/about/tos" target="blank">Terms of Service</a> and <a href="/about/privacy-policy" target="blank">Privacy Notice</a> (updated Jan 22, 2015)', [validators.Required()])


## LIVE VERSION ####
@app.route('/robots.txt/')
defrobots():
return("User-agent: *\nDisallow: /register/\nDisallow: /login/\nDisallow: /donation-success/")


@app.route('/return-files/')
defreturn_files_tut():
try:
returnsend_file('/var/www/PythonProgramming/PythonProgramming/static/images/python.jpg', attachment_filename='python.jpg')
#return send_file('/var/www/PythonProgramming/PythonProgramming/static/ohhey.pdf', attachment_filename='ohhey.pdf')
exceptExceptionase:
returnstr(e)

@app.route('/file-downloads/')
deffile_downloads():
try:
returnrender_template('downloads.html')
exceptExceptionase:
returnstr(e)


###### DEV VERSION #####
##@app.route('/robots.txt/')
##def robots():
## return("User-agent: *\nDisallow: /")
##

@app.route('/sitemap.xml', methods=['GET'])
defsitemap():
try:
"""Generate sitemap.xml. Makes a list of urls and date modified."""
pages=[]
ten_days_ago=(datetime.now() -timedelta(days=7)).date().isoformat()
# static pages
forruleinapp.url_map.iter_rules():
if"GET"inrule.methodsandlen(rule.arguments)==0:
pages.append(
 ["http://pythonprogramming.net"+str(rule.rule),ten_days_ago]
 )

sitemap_xml=render_template('sitemap_template.xml', pages=pages)
response=make_response(sitemap_xml)
response.headers["Content-Type"] ="application/xml"

returnresponse
exceptExceptionase:
return(str(e))


defindex(chartID='chart_ID', chart_type='bar', chart_height=350):
chart= {"renderTo": chartID, "type": chart_type, "height": chart_height,}
series= [{"name": 'Label1', "data": [1,2,3]}, {"name": 'Label2', "data": [4, 5, 6]}]
title= {"text": 'My Title'}
xAxis= {"categories": ['xAxis Data1', 'xAxis Data2', 'xAxis Data3']}
yAxis= {"title": {"text": 'yAxis Label'}}
returnrender_template('index.html', chartID=chartID, chart=chart, series=series, title=title, xAxis=xAxis, yAxis=yAxis)




@app.route('/', methods=['GET', 'POST'])
defmain():
form=RegistrationForm(request.form)
try:
c,conn=connection()
error=None
ifrequest.method=='POST':
try:
data=c.execute("SELECT * FROM users WHERE username = (%s)",
thwart(request.form['username']))
data=c.fetchone()[2]

ifsha256_crypt.verify(request.form['password'], data):
session['logged_in'] =True
session['username'] =request.form['username']
flash('You are now logged in.')
returnredirect(url_for('dashboard'))
exceptException, e:
flash("What are you doing?")


try:

ifrequest.method=='POST'andform.validate():

username=form.username.data
email=form.email.data

password=sha256_crypt.encrypt((str(form.password.data)))
c,conn=connection()

x=c.execute("SELECT * FROM users WHERE username = (%s)",
 (thwart(username)))

ifint(x) >0:
flash("That username is already taken, please choose another")
returnrender_template('register.html', form=form)

else:
c.execute("INSERT INTO users (username, password, email) VALUES (%s, %s, %s)",
 (thwart(username), thwart(password), thwart(email)))
conn.commit()
flash('Thanks for registering')
c.close()
conn.close()
gc.collect()
session['logged_in'] =True
session['username'] =username
returnredirect(url_for('dashboard'))

exceptExceptionase:
return(str(e))

else:
flash('Invalid credentials. Try again')
gc.collect()
returnrender_template("main.html", error=error, form=form, page_type="main")
exceptException, e:
return(str(e))


@app.route('/jinjaman/')
defjinjaman():
try:
gc.collect()
data= [15, '15', 'Python is good','Python, Java, php, SQL, C++','<p><strong>Hey there!</strong></p>']
returnrender_template("jinja-templating.html", data=data)
exceptException, e:
return(str(e))



@app.route('/include_example/')
definclude_example():
try:
replies= {'Jack':'Cool post',
'Jane':'+1',
'Erika':'Most definitely',
'Bob':'wow',
'Carl':'amazing!',}
returnrender_template("includes_tutorial.html", replies=replies)
exceptException, e:
return(str(e))

@app.route('/header.py')
defheaderpython():
try:
gc.collect()
returnrender_template("header.py")
exceptException, e:
return(str(e))


@app.errorhandler(404)
defpage_not_found(e):
try:
gc.collect()
rule=request.path
if"feed"inruleor"favicon"inruleor"wp-content"inruleor"wp-login"inruleor"wp-login"inruleor"wp-admin"inruleor"xmlrpc"inruleor"tag"inruleor"wp-include"inruleor"style"inruleor"apple-touch"inruleor"genericons"inruleor"topics"inruleor"category"inruleor"index"inruleor"include"inruleor"trackback"inruleor"download"inruleor"viewtopic"inruleor"browserconfig"inrule:
pass
else:
pass
#flash(str(rule))
returnrender_template('404.html'), 404
exceptExceptionase:
return(str(e))

@app.errorhandler(500)
defpage_not_found(e):
return ("Ouch, looks like we're knocked out"), 500


# login required decorator
deflogin_required(f):
@wraps(f)
defwrap(*args, **kwargs):
if'logged_in'insession:
returnf(*args, **kwargs)
else:
flash('You need to login first.')
returnredirect(url_for('login'))
returnwrap


@app.route('/user/change-password/', methods=['GET', 'POST'])
@login_required
defchange_password():
try:
c,conn=connection()

error=None
ifrequest.method=='POST':

data=c.execute("SELECT * FROM users WHERE username = (%s)",
thwart(user.username()))
data=c.fetchone()[2]


ifsha256_crypt.verify(request.form['password'], data):
flash('Authentication Successful.')
iflen(request.form['npassword']) >0:
#flash("You wanted to change password")

ifrequest.form['npassword'] ==request.form['rnpassword'] andlen(request.form['npassword']) >0:
try:
#flash("new passwords matched")
password=sha256_crypt.encrypt((str(request.form['npassword'])))

c,conn=connection()

data=c.execute("UPDATE users SET password = %s where username = %s",
 (password,thwart(user.username())))

conn.commit()
c.close()
conn.close()
flash("Password changed")
exceptException, e:
return(str(e))
else:
flash("Passwords do not match!")

returnrender_template('change-password.html', name=user.username(), error=error)



else:
flash('Invalid credentials. Try again')
error='Invalid credentials. Try again'
gc.collect() 
returnrender_template('change-password.html', name=user.username())#, error=error)
exceptException, e:
return(str(e))


@app.route('/login/', methods=['GET','POST'])
deflogin():
try:
c,conn=connection()

error=None
ifrequest.method=='POST':

data=c.execute("SELECT * FROM users WHERE username = (%s)",
thwart(request.form['username']))
data=c.fetchone()[2]

ifsha256_crypt.verify(request.form['password'], data):
session['logged_in'] =True
session['username'] =request.form['username']
#flash('You are now logged in.'+str(session['username']))
returnredirect(url_for('dashboard'))

else:
error='Invalid credentials. Try again'
gc.collect()
returnrender_template('login.html', error=error)
exceptException, e:
error='Invalid credentials. Try again'
returnrender_template('login.html', error=error)



@app.route('/logout/')
deflogout():
session.pop('logged_in', None)
session.clear()
flash('You have been logged out.')
gc.collect()
returnredirect(url_for('main'))


@app.route('/register/', methods=['GET', 'POST'])
defregister():

try:
form=RegistrationForm(request.form)
ifrequest.method=='POST'andform.validate():
#flash("register attempted")

username=form.username.data
email=form.email.data

password=sha256_crypt.encrypt((str(form.password.data)))
c,conn=connection()

x=c.execute("SELECT * FROM users WHERE username = (%s)",
 (thwart(username)))

ifint(x) >0:
flash("That username is already taken, please choose another")
returnrender_template('register.html', form=form)

else:
c.execute("INSERT INTO users (username, password, email, tracking) VALUES (%s, %s, %s, %s)",
 (thwart(username), thwart(password), thwart(email), thwart("/introduction-to-python-programming/")))
conn.commit()
flash('Thanks for registering')
c.close()
conn.close()
gc.collect()
session['logged_in'] =True
session['username'] =username
returnredirect(url_for('intro_to_py'))
gc.collect()
#flash("hi there.")
returnrender_template('register.html', form=form)
exceptExceptionase:
return(str(e))


deftopic_completion_percent():
try:
client_name, settings, tracking, rank=userinformation()

try:
tracking=tracking.split(",")
except:
pass

iftracking==None:
tracking= []
#flash("tracking is none")

completed_percentages= {}

foreach_topicinTOPIC_DICT:
total=0
total_complete=0

foreachinTOPIC_DICT[each_topic]:
total+=1
fordoneintracking:
ifdone==each[1]:
total_complete+=1

percent_complete=int(((total_complete*100)/total))
completed_percentages[each_topic] =percent_complete


returncompleted_percentages
except:
foreach_topicinTOPIC_DICT:
total=0
total_complete=0

completed_percentages[each_topic] =0.0

returncompleted_percentages

pass
#return basics,pygame,pyopengl,kivy,flask,django,mysql,sqlite,datamanip,dataviz,nltk,svm,clustering,imagerec,forexalgo,robotics,supercomp,tkinter

@app.route('/guided-tutorials/', methods=['GET', 'POST'])
@app.route('/topics/', methods=['GET', 'POST'])
@app.route('/begin/', methods=['GET', 'POST'])
@app.route('/python-programming-tutorials/', methods=['GET', 'POST'])
@app.route('/dashboard/', methods=['GET', 'POST'])
#@login_required
defdashboard():
try:
try:
client_name, settings, tracking, rank=userinformation()
iflen(tracking) <10:
tracking="/introduction-to-python-programming/"
gc.collect()

ifclient_name=="Guest":
flash("Welcome Guest, feel free to browse content. Progress tracking is only available for Logged-in users.")
tracking= ['None']

update_user_tracking()

completed_percentages=topic_completion_percent()

returnrender_template("dashboard.html",topics=TOPIC_DICT, tracking=tracking, completed_percentages=completed_percentages)
exceptException, e:
return((str(e), "please report errors to hskinsley@gmail.com"))
exceptException, e:
return((str(e), "please report errors to hskinsley@gmail.com"))


if__name__=="__main__":
app.run()


fromflaskimportFlask, render_template, redirect, \
url_for, request, session, flash, g, make_response, send_file
fromflask.ext.loginimportLoginManager, login_user, logout_user, current_user, login_required
fromfunctoolsimportwraps
importMySQLdb
fromMySQLdbimportescape_stringasthwart
importjson
importdatetime
fromdatetimeimportdatetime,timedelta
fromtimeimportmktime
importos
importtime
importurllib2
fromwtformsimportForm, BooleanField, TextField, PasswordField, validators
frompasslib.hashimportsha256_crypt
fromdbconnectimportconnection
importgc
# Dictates urls and linkage
fromcontent_managementimportContent
importsmtplib
fromflask_mailimportMail, Message



app=Flask(__name__)
app.config.update(
DEBUG=True,
#EMAIL SETTINGS
MAIL_SERVER='smtp.gmail.com',
MAIL_PORT=465,
MAIL_USE_SSL=True,
MAIL_USERNAME='your@gmail.com',
MAIL_PASSWORD='yourpassword'
	)
mail=Mail(app)


# list of topics by {TOPIC:["TITLE", "URL"]}
TOPIC_DICT=Content()

classUser:
defusername(self):
try:
returnstr(session['username'])
except:
return("guest")

user=User()

defuserinformation():
try:
client_name= (session['username'])
guest=False
except:
guest=True
client_name="Guest"

ifnotguest:
try:
c,conn=connection()
c.execute("SELECT * FROM users WHERE username = (%s)",
 (thwart(client_name)))
data=c.fetchone()
settings=data[4]
tracking=data[5]
rank=data[6]
exceptException, e:
pass

else:
settings= [0,0]
tracking= [0,0]
rank= [0,0]

returnclient_name, settings, tracking, rank

defupdate_user_tracking():
try:
completed=str(request.args['completed'])
ifcompletedinstr(TOPIC_DICT.values()):
client_name, settings, tracking, rank=userinformation()
iftracking==None:
tracking=completed
else:
ifcompletednotintracking:
tracking=tracking+","+completed

c,conn=connection()
c.execute("UPDATE users SET tracking = %s WHERE username = %s",
 (thwart(tracking),thwart(client_name)))
conn.commit()
c.close()
conn.close()
client_name, settings, tracking, rank=userinformation()

else:
pass


exceptException, e:
pass
#flash(str(e))


classRegistrationForm(Form):
username=TextField('Username', [validators.Length(min=4, max=20)])
email=TextField('Email Address', [validators.Length(min=6, max=50)])
password=PasswordField('New Password', [
validators.Required(),
validators.EqualTo('confirm', message='Passwords must match')
 ])
confirm=PasswordField('Repeat Password')
accept_tos=BooleanField('I accept the <a href="/about/tos" target="blank">Terms of Service</a> and <a href="/about/privacy-policy" target="blank">Privacy Notice</a> (updated Jan 22, 2015)', [validators.Required()])


## LIVE VERSION ####
@app.route('/robots.txt/')
defrobots():
return("User-agent: *\nDisallow: /register/\nDisallow: /login/\nDisallow: /donation-success/")


@app.route('/return-files/')
defreturn_files_tut():
try:
returnsend_file('/var/www/PythonProgramming/PythonProgramming/static/images/python.jpg', attachment_filename='python.jpg')
#return send_file('/var/www/PythonProgramming/PythonProgramming/static/ohhey.pdf', attachment_filename='ohhey.pdf')
exceptExceptionase:
returnstr(e)

@app.route('/file-downloads/')
deffile_downloads():
try:
returnrender_template('downloads.html')
exceptExceptionase:
returnstr(e)


###### DEV VERSION #####
##@app.route('/robots.txt/')
##def robots():
## return("User-agent: *\nDisallow: /")
##

@app.route('/sitemap.xml', methods=['GET'])
defsitemap():
try:
"""Generate sitemap.xml. Makes a list of urls and date modified."""
pages=[]
ten_days_ago=(datetime.now() -timedelta(days=7)).date().isoformat()
# static pages
forruleinapp.url_map.iter_rules():
if"GET"inrule.methodsandlen(rule.arguments)==0:
pages.append(
 ["http://pythonprogramming.net"+str(rule.rule),ten_days_ago]
 )

sitemap_xml=render_template('sitemap_template.xml', pages=pages)
response=make_response(sitemap_xml)
response.headers["Content-Type"] ="application/xml"

returnresponse
exceptExceptionase:
return(str(e))


defindex(chartID='chart_ID', chart_type='bar', chart_height=350):
chart= {"renderTo": chartID, "type": chart_type, "height": chart_height,}
series= [{"name": 'Label1', "data": [1,2,3]}, {"name": 'Label2', "data": [4, 5, 6]}]
title= {"text": 'My Title'}
xAxis= {"categories": ['xAxis Data1', 'xAxis Data2', 'xAxis Data3']}
yAxis= {"title": {"text": 'yAxis Label'}}
returnrender_template('index.html', chartID=chartID, chart=chart, series=series, title=title, xAxis=xAxis, yAxis=yAxis)




@app.route('/', methods=['GET', 'POST'])
defmain():
form=RegistrationForm(request.form)
try:
c,conn=connection()
error=None
ifrequest.method=='POST':
try:
data=c.execute("SELECT * FROM users WHERE username = (%s)",
thwart(request.form['username']))
data=c.fetchone()[2]

ifsha256_crypt.verify(request.form['password'], data):
session['logged_in'] =True
session['username'] =request.form['username']
flash('You are now logged in.')
returnredirect(url_for('dashboard'))
exceptException, e:
flash("What are you doing?")


try:

ifrequest.method=='POST'andform.validate():

username=form.username.data
email=form.email.data

password=sha256_crypt.encrypt((str(form.password.data)))
c,conn=connection()

x=c.execute("SELECT * FROM users WHERE username = (%s)",
 (thwart(username)))

ifint(x) >0:
flash("That username is already taken, please choose another")
returnrender_template('register.html', form=form)

else:
c.execute("INSERT INTO users (username, password, email) VALUES (%s, %s, %s)",
 (thwart(username), thwart(password), thwart(email)))
conn.commit()
flash('Thanks for registering')
c.close()
conn.close()
gc.collect()
session['logged_in'] =True
session['username'] =username
returnredirect(url_for('dashboard'))

exceptExceptionase:
return(str(e))

else:
flash('Invalid credentials. Try again')
gc.collect()
returnrender_template("main.html", error=error, form=form, page_type="main")
exceptException, e:
return(str(e))


@app.route('/jinjaman/')
defjinjaman():
try:
gc.collect()
data= [15, '15', 'Python is good','Python, Java, php, SQL, C++','<p><strong>Hey there!</strong></p>']
returnrender_template("jinja-templating.html", data=data)
exceptException, e:
return(str(e))



@app.route('/include_example/')
definclude_example():
try:
replies= {'Jack':'Cool post',
'Jane':'+1',
'Erika':'Most definitely',
'Bob':'wow',
'Carl':'amazing!',}
returnrender_template("includes_tutorial.html", replies=replies)
exceptException, e:
return(str(e))

@app.route('/header.py')
defheaderpython():
try:
gc.collect()
returnrender_template("header.py")
exceptException, e:
return(str(e))


@app.errorhandler(404)
defpage_not_found(e):
try:
gc.collect()
rule=request.path
if"feed"inruleor"favicon"inruleor"wp-content"inruleor"wp-login"inruleor"wp-login"inruleor"wp-admin"inruleor"xmlrpc"inruleor"tag"inruleor"wp-include"inruleor"style"inruleor"apple-touch"inruleor"genericons"inruleor"topics"inruleor"category"inruleor"index"inruleor"include"inruleor"trackback"inruleor"download"inruleor"viewtopic"inruleor"browserconfig"inrule:
pass
else:
pass
#flash(str(rule))
returnrender_template('404.html'), 404
exceptExceptionase:
return(str(e))

@app.errorhandler(500)
defpage_not_found(e):
return ("Ouch, looks like we're knocked out"), 500


# login required decorator
deflogin_required(f):
@wraps(f)
defwrap(*args, **kwargs):
if'logged_in'insession:
returnf(*args, **kwargs)
else:
flash('You need to login first.')
returnredirect(url_for('login'))
returnwrap


@app.route('/user/change-password/', methods=['GET', 'POST'])
@login_required
defchange_password():
try:
c,conn=connection()

error=None
ifrequest.method=='POST':

data=c.execute("SELECT * FROM users WHERE username = (%s)",
thwart(user.username()))
data=c.fetchone()[2]


ifsha256_crypt.verify(request.form['password'], data):
flash('Authentication Successful.')
iflen(request.form['npassword']) >0:
#flash("You wanted to change password")

ifrequest.form['npassword'] ==request.form['rnpassword'] andlen(request.form['npassword']) >0:
try:
#flash("new passwords matched")
password=sha256_crypt.encrypt((str(request.form['npassword'])))

c,conn=connection()

data=c.execute("UPDATE users SET password = %s where username = %s",
 (password,thwart(user.username())))

conn.commit()
c.close()
conn.close()
flash("Password changed")
exceptException, e:
return(str(e))
else:
flash("Passwords do not match!")

returnrender_template('change-password.html', name=user.username(), error=error)



else:
flash('Invalid credentials. Try again')
error='Invalid credentials. Try again'
gc.collect() 
returnrender_template('change-password.html', name=user.username())#, error=error)
exceptException, e:
return(str(e))


@app.route('/login/', methods=['GET','POST'])
deflogin():
try:
c,conn=connection()

error=None
ifrequest.method=='POST':

data=c.execute("SELECT * FROM users WHERE username = (%s)",
thwart(request.form['username']))
data=c.fetchone()[2]

ifsha256_crypt.verify(request.form['password'], data):
session['logged_in'] =True
session['username'] =request.form['username']
#flash('You are now logged in.'+str(session['username']))
returnredirect(url_for('dashboard'))

else:
error='Invalid credentials. Try again'
gc.collect()
returnrender_template('login.html', error=error)
exceptException, e:
error='Invalid credentials. Try again'
returnrender_template('login.html', error=error)



@app.route('/logout/')
deflogout():
session.pop('logged_in', None)
session.clear()
flash('You have been logged out.')
gc.collect()
returnredirect(url_for('main'))


@app.route('/register/', methods=['GET', 'POST'])
defregister():

try:
form=RegistrationForm(request.form)
ifrequest.method=='POST'andform.validate():
#flash("register attempted")

username=form.username.data
email=form.email.data

password=sha256_crypt.encrypt((str(form.password.data)))
c,conn=connection()

x=c.execute("SELECT * FROM users WHERE username = (%s)",
 (thwart(username)))

ifint(x) >0:
flash("That username is already taken, please choose another")
returnrender_template('register.html', form=form)

else:
c.execute("INSERT INTO users (username, password, email, tracking) VALUES (%s, %s, %s, %s)",
 (thwart(username), thwart(password), thwart(email), thwart("/introduction-to-python-programming/")))
conn.commit()
flash('Thanks for registering')
c.close()
conn.close()
gc.collect()
session['logged_in'] =True
session['username'] =username
returnredirect(url_for('intro_to_py'))
gc.collect()
#flash("hi there.")
returnrender_template('register.html', form=form)
exceptExceptionase:
return(str(e))


deftopic_completion_percent():
try:
client_name, settings, tracking, rank=userinformation()

try:
tracking=tracking.split(",")
except:
pass

iftracking==None:
tracking= []
#flash("tracking is none")

completed_percentages= {}

foreach_topicinTOPIC_DICT:
total=0
total_complete=0

foreachinTOPIC_DICT[each_topic]:
total+=1
fordoneintracking:
ifdone==each[1]:
total_complete+=1

percent_complete=int(((total_complete*100)/total))
completed_percentages[each_topic] =percent_complete


returncompleted_percentages
except:
foreach_topicinTOPIC_DICT:
total=0
total_complete=0

completed_percentages[each_topic] =0.0

returncompleted_percentages

pass
#return basics,pygame,pyopengl,kivy,flask,django,mysql,sqlite,datamanip,dataviz,nltk,svm,clustering,imagerec,forexalgo,robotics,supercomp,tkinter

@app.route('/guided-tutorials/', methods=['GET', 'POST'])
@app.route('/topics/', methods=['GET', 'POST'])
@app.route('/begin/', methods=['GET', 'POST'])
@app.route('/python-programming-tutorials/', methods=['GET', 'POST'])
@app.route('/dashboard/', methods=['GET', 'POST'])
#@login_required
defdashboard():
try:
try:
client_name, settings, tracking, rank=userinformation()
iflen(tracking) <10:
tracking="/introduction-to-python-programming/"
gc.collect()

ifclient_name=="Guest":
flash("Welcome Guest, feel free to browse content. Progress tracking is only available for Logged-in users.")
tracking= ['None']

update_user_tracking()

completed_percentages=topic_completion_percent()

returnrender_template("dashboard.html",topics=TOPIC_DICT, tracking=tracking, completed_percentages=completed_percentages)
exceptException, e:
return((str(e), "please report errors to hskinsley@gmail.com"))
exceptException, e:
return((str(e), "please report errors to hskinsley@gmail.com"))


if__name__=="__main__":
app.run()