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fromflaskimportFlask, session, request, render_template, make_response
importjson
fromCampusimportCampus
frommathimportceil
importbase64
importmatplotlib.pyplotasplt
fromioimportBytesIO
importcv2
fromPyerImgimportget_border, get_vias_lnglat
fromPyerPointRecognizeimportget_point
app=Flask(__name__)
app.secret_key='python 2020 spring'
app.debug=True
@app.route("/", methods=['GET', 'POST'])
defindex():
withopen('./graph.json') asf:
content=f.read()
session['graph'] =json.loads(content)
session['priority'] = [20,59,63,66,67,72]
returnrender_template("inface.html")
@app.route("/cross", methods=['GET', 'POST'])
defget_cross():
withopen('./cross.json','r') asf:
content=f.read()
returncontent
@app.route("/graph", methods=['GET', 'POST'])
defget_graph():
withopen('./graph.json','r') asf:
content=f.read()
returncontent
@app.route('/path',methods= ['POST', 'GET'])
defpath():
graph=session['graph']
priority=session['priority']
campus=Campus(graph,priority)
ae=json.loads(request.args.get('ae'))
foriteminae:
campus.add_edge(item)
start=int(request.args.get('start'))
end=int(request.args.get('end'))
path=campus.get_path(start,end)
returnjson.dumps(path)
@app.route('/path2',methods= ['POST', 'GET'])
defpath2():
graph=session['graph']
priority=session['priority']
campus=Campus(graph,priority)
ae=json.loads(request.args.get('ae'))
foriteminae:
campus.add_edge(item)
start=int(request.args.get('start'))
end=int(request.args.get('end'))
vias=json.loads(request.args.get('vias'))
path=campus.get_path(start,end,vias)
returnjson.dumps(path)
@app.route('/path3',methods=['GET','POST'])
defpath3():
graph=session['graph']
priority=session['priority']
campus=Campus(graph,priority)
ae=json.loads(request.args.get('ae'))
foriteminae:
campus.add_edge(item)
length=int(request.args.get('length'))
start=int(request.args.get('start'))
priority=int(request.args.get('priority'))
vias=json.loads(request.args.get('vias'))
path=campus.get_fixed_path(start,vias,length,priority)
returnpath
@app.route('/img/<filepath>',methods=['GET'])
defimg(filepath):
image_data=open('./img/'+filepath, "rb").read()
response=make_response(image_data)
response.headers['Content-Type'] ='image/png'
returnresponse
@app.route('/test',methods=['GET'])
deftest():
s1=request.args.get('s2')
ifs1:
r1=json.loads(s1)
returnjson.dumps(r1)
else:
return'no in'
@app.route('/upload',methods=['POST'])
defupload():
data=request.get_data()
sdata=str(data)[2:-1]
b64bin=sdata.split(',')[1]
img_type=sdata.split(';')[0][11:]
img_bin=base64.b64decode(b64bin)
img=plt.imread(BytesIO(img_bin),img_type)
img=cv2.cvtColor(img,cv2.COLOR_RGB2BGR)
(x,y),(w,h),angle=get_border(img)
cl=get_point(img)
result=get_vias_lnglat(x,y,w,h,angle,cl,img.shape)
returnjson.dumps(result)
if__name__=="__main__":
app.run()
# app.run(host='0.0.0.0',port=5000)