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app.py
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app.py
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from flask import Flask, request, render_template, url_for, redirect, flash, session, g, send_file, abort
from flask import jsonify
import json
import os
import datetime
from flask.ext.sqlalchemy import SQLAlchemy
from flask.ext.login import LoginManager
from flask.ext.login import login_user , logout_user , current_user , login_required
from werkzeug import generate_password_hash, check_password_hash
from flask.ext.seasurf import SeaSurf #for csrf protection
from flask_mail import Mail, Message
from threading import Thread
app = Flask(__name__)
app.config.from_object('config')
import pytz
import operator #for sorting attrgetter
from models import db
from models import User, Event, Registration
from xhtml2pdf import pisa
from cStringIO import StringIO
from flask_weasyprint import HTML, render_pdf
csrf = SeaSurf(app)
db.init_app(app)
login_manager = LoginManager()
login_manager.init_app(app)
login_manager.login_view = 'login'
@login_manager.user_loader
def load_user(id):
return User.query.get(int(id))
@app.before_request
def before_request():
g.user = current_user
@app.route('/')
def index():
return render_template('index.html',page="home")
@app.route('/login', methods=['GET','POST'])
def login():
if request.method == 'GET':
if g.user is not None and g.user.is_authenticated():
return redirect(url_for('index'))
return render_template('login.html',page="login")
elif request.method == 'POST':
email = request.form['email']
password = request.form['password']
user = User.query.filter_by(email=email).first()
if user:
if check_password_hash(user.pwdhash, password):
user.authenticated = True
db.session.commit()
login_user(user)
return redirect(url_for('index'))
flash('Username or Password is invalid' , 'warning')
return render_template("login.html",page="login")
else:
flash('Username or Password is invalid' , 'warning')
return render_template("login.html",page="login")
@app.route('/register',methods=['GET','POST'])
def register():
if g.user is not None and g.user.is_authenticated():
return redirect(url_for('index'))
error = False
if request.method == 'GET':
return render_template('register.html',page="register")
elif request.method == 'POST':
#app.logger.info(repr(request.form))
name = request.form['name']
email = request.form['email']
college = request.form['college']
mobilenumber = request.form['mobilenumber']
password = request.form['password']
passwordconfirm = request.form['password-confirm']
user = User.query.filter_by(email=email).first()
if user:
error = True
flash('Email already registered','warning')
if password != passwordconfirm:
error = True
flash("Passwords don't match",'warning')
if len(mobilenumber) != 10 or not mobilenumber.isdigit():
error = True
flash("Mobile number is invalid",'warning')
#app.logger.info("Error = ", str(error))
if error:
return render_template('register.html',page="register")
else:
newuser = User(name,college,email,password,mobilenumber)
newuser.authenticated = True
db.session.add(newuser)
db.session.commit()
newuser.gamayaid = "GM%04d" %newuser.id
db.session.commit()
login_user(newuser)
return redirect(url_for('index'))
@app.route('/workshops', methods=['GET','POST'])
@login_required
def workshops():
if request.method == 'GET':
printparam = request.args.get('print')
if printparam:
n = 0
html = render_template('printregistrationdetails.html',
enumerate=enumerate,len=len,utc_to_local=utc_to_local,
datetime=datetime,workshops=app.config['WORKSHOPS'],page="workshops")
return render_pdf(HTML(string=html))
return render_template('workshops.html',workshops=app.config['WORKSHOPS'],page="workshops")
else:
register = request.form.get('register')
unregister = request.form.get('unregister')
#app.logger.info('Unregister: {}'.format(unregister))
if register:
if register+'_registered' in User.__dict__:
if g.user.__dict__[register+'_registered'] == False:
setattr(g.user,register+'_registered',True)
setattr(g.user,register+'_registered_on',datetime.datetime.utcnow())
db.session.commit()
elif unregister:
if unregister+'_registered' in User.__dict__:
if g.user.__dict__[unregister+'_registered'] == True:
setattr(g.user,unregister+'_registered',False)
setattr(g.user,unregister+'_registered_on',None)
db.session.commit()
return render_template('workshops.html',workshops=app.config['WORKSHOPS'],page="workshops")
@app.route('/events', methods=['GET','POST'])
@login_required
def events():
if request.method == 'GET':
printparam = request.args.get('print')
if printparam:
n = 0
html = render_template('printregistrationdetails.html',
enumerate=enumerate,len=len,utc_to_local=utc_to_local,
datetime=datetime,workshops=app.config['WORKSHOPS'])
return render_pdf(HTML(string=html))
events = Event.query.all()
userevents = g.user.events.all()
return render_template('events.html',events=events, userevents=userevents,
eventtypes=app.config['EVENT_TYPES'],mod=mod,enumerate=enumerate,page="events",
removed_events=app.config['REMOVED_EVENTS'],past_events = app.config['PAST_EVENTS'])
else:
register = request.form.get('register')
unregister = request.form.get('unregister')
#app.logger.info('Unregister: {}'.format(unregister))
if register:
if Event.query.filter_by(id=register).first():
if not g.user.events.filter_by(id=register).first():
r = Registration(g.user.id,register)
db.session.add(r)
db.session.commit()
elif unregister:
if Event.query.filter_by(id=unregister).first():
e = g.user.events.filter_by(id=unregister).first()
if e:
r = Registration.query.filter_by(event_id=unregister).filter_by(user_id = g.user.id).first()
db.session.delete(r)
db.session.commit()
return redirect(url_for('events'))
@app.route('/admin/')
@login_required
def admin():
if g.user.is_admin == True:
return render_template('admin.html',page="admin")
else:
return abort(403)
@app.route('/admin/allusers')
@login_required
def allusers():
if g.user.is_admin == True:
userslist = User.query.order_by(User.gamayaid).all()
return render_template('allusers.html',userslist = userslist,page="admin",
utc_to_local=utc_to_local)
else:
return abort(403)
@app.route('/admin/allevents')
@login_required
def allevents():
if g.user.is_admin == True:
userslist = User.query.all()
return render_template('allevents.html',eventtypes = app.config['EVENT_TYPES'],
events = Event.query.all(),page="admin")
else:
return abort(403)
@app.route('/admin/searchuser/', methods=['GET','POST'])
@login_required
def searchuser():
if g.user.is_admin == True:
userslist = []
if request.method == 'POST':
#app.logger.info(request.form)
if 'gmid' in request.form:
userslist = User.query.filter(User.gamayaid.like('%%{}%%'.format(request.form['gmid'])))
app.logger.info(userslist)
if userslist == []:
flash('No user found with id ' + request.form['gmid'], 'warning')
elif 'name' in request.form:
userslist = User.query.filter(User.name.ilike('%%{}%%'.format(request.form['name']))).all()
if userslist == []:
flash('No user(s) found with name like ' + request.form['name'], 'warning')
elif 'email' in request.form:
userslist = User.query.filter(User.email.ilike('%%{}%%'.format(request.form['email']))).all()
if userslist == []:
flash('No user(s) found with email like ' + request.form['email'], 'warning')
return render_template('searchuser.html',userslist=userslist,page="admin")
else:
return abort(403)
@app.route('/admin/user/<gamayaid>')
@login_required
def user(gamayaid):
if g.user.is_admin == True:
user = User.query.filter_by(gamayaid = gamayaid).first()
if user:
return render_template('user.html',user=user,utc_to_local=utc_to_local,
workshops=app.config['WORKSHOPS'], enumerate=enumerate,page="admin")
else:
flash('No user found with id ' + gamayaid, 'warning')
return redirect(url_for('searchuser'))
else:
return abort(403)
@app.route('/admin/allworkshops/')
@login_required
def allworkshops():
if g.user.is_admin == True:
return render_template('allworkshops.html',workshops=app.config['WORKSHOPS'],page="admin")
else:
return abort(403)
@app.route('/admin/workshop/<workshopid>')
@login_required
def workshop(workshopid):
if g.user.is_admin == True:
if workshopid+'_registered' in User.__dict__:
users = User.query.all()
workshopinfo = [user for user in users if user.__dict__[workshopid+'_registered']==True ]
workshopinfo = sorted(workshopinfo,key=operator.attrgetter('gamayaid'))
printparam = request.args.get('print')
if printparam:
html = render_template('printworkshop.html',workshopinfo=workshopinfo,
enumerate=enumerate,len=len,workshopid=workshopid,utc_to_local=utc_to_local,
datetime=datetime,workshops=app.config['WORKSHOPS'])
return render_pdf(HTML(string=html))
return render_template('workshop.html',workshopinfo=workshopinfo,
enumerate=enumerate,len=len,workshopid=workshopid,utc_to_local=utc_to_local,
workshops=app.config['WORKSHOPS'],datetime=datetime,page="admin")
else:
flash("No such workshop",'warning')
return redirect(url_for('allworkshops'))
else:
return abort(403)
@app.route('/admin/event/<eventid>')
@login_required
def event(eventid):
if g.user.is_admin == True:
event = Event.query.filter_by(id=eventid).first()
if event:
printparam = request.args.get('print')
if printparam:
html = render_template('printevent.html',event=event,utc_to_local=utc_to_local,
datetime=datetime, enumerate=enumerate,page="admin",User=User)
return render_pdf(HTML(string=html))
return render_template('event.html',event=event,utc_to_local=utc_to_local,
datetime=datetime, enumerate=enumerate,page="admin",User=User)
else:
flash("No such event",'warning')
return redirect(url_for('allevents'))
else:
return abort(403)
@app.route('/admin/desk', methods=['GET','POST'])
@login_required
def regdesk():
if g.user.is_admin == True:
if request.method == 'GET':
userslist = User.query.all()
return render_template('regdesk.html',eventtypes = app.config['EVENT_TYPES'],
events = Event.query.all(),page="admin")
else:
app.logger.info(request.form)
name = request.form['name']
mobilenumber = request.form['mobilenumber']
college = request.form['college']
user = User.query.filter_by(mobilenumber=mobilenumber).first()
error = False
if user:
error = True
flash('Mobile number already registered','warning')
if len(mobilenumber) != 10 or not mobilenumber.isdigit():
error = True
flash("Mobile number is invalid",'warning')
if error:
return render_template('regdesk.html',page="admin",eventtypes = app.config['EVENT_TYPES'],
events = Event.query.all())
else:
newuser = User(name,college,mobilenumber+'-Registered-offline',mobilenumber[:-4],mobilenumber)
db.session.add(newuser)
db.session.commit()
newuser.gamayaid = "GM%04d" %newuser.id
db.session.commit()
for i in request.form.keys():
if 'event' in i:
if i[5:].isdigit():
if Event.query.filter_by(id=int(i[5:])).first():
r = Registration(newuser.id,int(i[5:]))
db.session.add(r)
db.session.commit()
if 'workshop' in i:
if i+'_registered' in User.__dict__:
setattr(newuser,i+'_registered',True)
setattr(newuser,i+'_registered_on',datetime.datetime.utcnow())
db.session.commit()
flash('User created with gamaya id: ' + newuser.gamayaid, 'success')
return render_template('regdesk.html',eventtypes = app.config['EVENT_TYPES'],
events = Event.query.all(),page="admin")
else:
return abort(403)
@app.route('/logout')
def logout():
g.user.authenticated = False
db.session.commit()
logout_user()
return redirect(url_for('index'))
def utc_to_local(utc_dt):
local_tz = pytz.timezone('Asia/Kolkata')
local_dt = utc_dt.replace(tzinfo=pytz.utc).astimezone(local_tz)
return local_tz.normalize(local_dt)
def mod(a,b):
return a % b
@csrf.exempt
@app.route('/extauth', methods=['POST'])
def extauth():
app.logger.info(repr(request.form))
email = request.form['email']
password = request.form['password']
eid = int(request.form['eid'])
user = User.query.filter_by(email=email).first()
if user:
if check_password_hash(user.pwdhash, password):
d = dict(user.__dict__)
d.pop('_sa_instance_state')
d['success'] = True
e = user.events.all()
eids = [i.id for i in e]
if eid in eids:
d['event_registered'] = True
else:
d['event_registered'] = False
r = Registration(user.id,eid)
db.session.add(r)
db.session.commit()
return jsonify(d)
else:
return jsonify({'success':False})
else:
return jsonify(success = False)
if __name__ == '__main__':
app.run(host="0.0.0.0",port=5050)