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flask_app.py
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from flask import Flask,render_template,request,session,redirect
from flask_sqlalchemy import SQLAlchemy
from werkzeug.security import check_password_hash, generate_password_hash
from werkzeug.utils import secure_filename
from datetime import datetime
import os
import json
app = Flask(__name__)
app.config["DEBUG"] = True
app.config['SQLALCHEMY_DATABASE_URI'] = 'mysql+mysqlconnector://shaikhmudassir:<PASSWORD>@shaikhmudassir.mysql.pythonanywhere-services.com/shaikhmudassir$default'
app.config["SQLALCHEMY_POOL_RECYCLE"] = 299
app.config['SQLALCHEMY_TRACK_MODIFICATIONS'] = False
app.config['UPLOAD_FOLDER'] = app.root_path + '/static/img/'
app.secret_key = 'silent'
db = SQLAlchemy(app)
class Login(db.Model):
Id = db.Column(db.Integer,primary_key=True)
username = db.Column(db.String(100),unique=False,nullable=False)
password = db.Column(db.String(100),unique=False,nullable=False)
class Contact(db.Model):
Id = db.Column(db.Integer,primary_key=True)
sender = db.Column(db.String(100),unique=False,nullable=False)
reciver = db.Column(db.String(100),unique=False,nullable=False)
class Message(db.Model):
Id = db.Column(db.Integer,primary_key=True)
sender = db.Column(db.String(100),unique=False,nullable=False)
msg = db.Column(db.String(100),unique=False,nullable=False)
reciver = db.Column(db.String(100),unique=False,nullable=False)
dateTime = db.Column(db.String(100),unique=False,nullable=False)
@app.route('/', methods=['GET','POST'])
def index():
if 'user_session' in session:
pass
else:
return redirect('/login')
print(os.path.isdir(app.config['UPLOAD_FOLDER']))
print(app.root_path)
if request.method == 'POST':
newFriend = request.form.get('newFriend').lower().strip()
select = Contact.query.filter_by(sender=session['user_session'],reciver=newFriend).first()
if select != None or newFriend == session['user_session']:
errorMsg = newFriend + ' is already in your contact list.'
return render_template('error.html',errorMsg=errorMsg)#('<h1>Error</h1>')
select = Login.query.filter_by(username=newFriend).first()
if select == None:
errorMsg = 'No user available. Kindly check your friends username.'
return render_template('error.html',errorMsg=errorMsg)#('<h1>Error</h1>')
entry = Contact(
sender=session['user_session'],
reciver=newFriend
)
entry1 = Contact(
sender=newFriend,
reciver=session['user_session']
)
db.session.add(entry)
db.session.add(entry1)
db.session.commit()
checkImg = os.path.isfile('./static/img/' + session['user_session'] + '.jpg')
select = Contact.query.filter_by(sender=session['user_session']).all()
if not checkImg:
return render_template('contact.html',select=select,user=session['user_session'],checkImg=checkImg)
return render_template('contact.html',select=select,user=session['user_session'])
@app.route('/<string:sender>-<string:reciver>', methods=['GET','POST'])
def chat(sender,reciver):
if 'user_session' in session:
pass
else:
return redirect('/login')
if request.method == 'POST':
msg = request.form.get('msg')
DateTime = datetime.now().strftime("%d.%m.%y %H:%M")
entry = Message(
sender=session['user_session'],
msg=msg,
reciver=reciver,
dateTime=DateTime
)
db.session.add(entry)
db.session.commit()
select = Contact.query.filter_by(sender=session['user_session']).all()
selectMsg = Message.query.filter(
sender==session['user_session'] or sender==reciver,
reciver==reciver or reciver==session['user_session'],
).all()
return render_template(
'chat.html',
select=select,
selectMsg=selectMsg,
sender=sender,
reciver=reciver
)
@app.route('/@<string:sender>-<string:reciver>')
def dataProvider(sender,reciver):
selectMsg = Message.query.filter(
sender==session['user_session'] or sender==reciver,
reciver==reciver or reciver==session['user_session'],
).all()
senderD = []
msgD = []
reciverD = []
dateTimeD = []
jsonP = {}
for n in selectMsg:
if n.reciver in [sender,reciver] and n.sender in [sender,reciver]:
senderD.append(n.sender)
msgD.append(n.msg)
reciverD.append(n.reciver)
dateTimeD.append(n.dateTime)
jsonP['sender'] = senderD
jsonP['msg'] = msgD
jsonP['reciver'] = reciverD
jsonP['dateTime'] = dateTimeD
return json.dumps(jsonP)
@app.route('/<string:sender>',methods=['GET','POST'])
def edit(sender):
if 'user_session' in session:
pass
else:
return redirect('/login')
if request.method == 'POST':
fileImg = request.files['fileImg']
fileImg.save(os.path.join(app.config['UPLOAD_FOLDER'],secure_filename(session['user_session']+'.jpg')))
select = Login.query.filter_by(username=session['user_session']).first()
return render_template("edit.html",user=select)
select = Login.query.filter_by(username=session['user_session']).first()
return render_template("edit.html",user=select)
@app.route('/view-<string:reciver>')
def view(reciver):
select = Login.query.filter_by(username=reciver).first()
return render_template("view.html",user=select)
@app.route('/login',methods=['GET','POST'])
def login():
return render_template('login.html')
@app.route('/login/<string:var>',methods=['GET','POST'])
def loginCheck(var):
if var == '0':
if request.method == 'POST':
username = request.form.get('username').lower().strip()
password = request.form.get('password')
confirmPassword = request.form.get('confirmPassword')
if password != confirmPassword:
errorMsg = 'Confirm Password is not match.'
return render_template('error.html',errorMsg=errorMsg)#('<h1>Error</h1>')
# Unique username
select = Login.query.filter_by(username=username).first()
if select != None:
errorMsg = 'Username is already exist.'
return render_template('error.html',errorMsg=errorMsg)#('<h1>Error</h1>')
if select != None and not check_password_hash(select.password, password):
errorMsg = 'Username is already exist.'
return render_template('error.html',errorMsg=errorMsg)#('<h1>Error</h1>')
entry = Login(
username = username,
password = generate_password_hash(password),
)
db.session.add(entry)
db.session.commit()
session['user_session'] = username
return redirect('/')
else:
if request.method == 'POST':
username = request.form.get('username').lower().strip()
password = request.form.get('password')
select = Login.query.filter_by(username=username).first()
if select == None or not check_password_hash(select.password, password):
errorMsg = 'Username or password is wrong.'
return render_template('error.html',errorMsg=errorMsg)#('<h1>Error</h1>')
session['user_session'] = select.username
return redirect('/')
return render_template('login.html')
@app.route('/logout')
def logout():
session.pop('user_session')
return redirect('/login')
@app.route('/error')
def error():
return redirect('/login')