DUALIS Noten POC
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260
routing.py
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260
routing.py
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#!/usr/bin/env python3.6
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from flask import make_response
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from flask import render_template, url_for, redirect, request
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from flask_login import login_user, login_required, current_user, logout_user
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from werkzeug.exceptions import HTTPException
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from werkzeug.security import generate_password_hash, check_password_hash
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import hashlib
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import datetime
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import time
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import fetchDUALIS
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import fetchRAPLA
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import requesthelpers
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from fetchRAPLA import *
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from calendar_generation import getWeek
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from init import *
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@app.route("/")
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def index():
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return redirect(url_for("login"))
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@app.route("/welcome")
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@login_required
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def welcome():
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kurs = current_user.kurs
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name = current_user.name
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return render_template('index.html', headermessage='DualHub', message="Hallo, "
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+ name + " (" + kurs + ")")
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@app.route("/backendpoc/noten")
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@login_required
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def displayNoten():
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d = Dualis.query.filter_by(uid=current_user.id).first()
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t = d.token
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sem = d.result_list
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c = request.cookies.get("cnsc")
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res = fetchDUALIS.getResults(t, c, sem)
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return render_template("noten.html", noten=res, semester=fetchDUALIS.getSem(t, c))
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@app.route("/backendpoc/plan", methods=["GET"])
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@login_required
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def displayRapla():
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week = request.args.get("week")
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if week:
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week = datetime.datetime.strptime(week, "%Y-%m-%d")
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else:
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week = "today"
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samstag = request.args.get("samstag")
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if not samstag:
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samstag = False
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events = getWeek(week, fetchRAPLA.getIcal(current_user.kurs), samstag)
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return render_template("plan.html", events=events[0], eventdays=events[1])
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@app.route("/backendpoc/plan/<string:kurs>")
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def displayPlan(kurs):
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week = request.args.get("week")
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if week:
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week = datetime.datetime.strptime(week, "%Y-%m-%d")
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else:
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week = "today"
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try:
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if current_user.kurs == kurs.upper():
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return redirect(url_for("displayRapla"))
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except AttributeError:
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pass
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plan = fetchRAPLA.getIcal(kurs.upper())
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if plan:
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samstag = request.args.get("samstag")
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if not samstag:
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samstag = False
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events = getWeek(week, plan, samstag)
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return render_template("plan-anon.html", events=events[0], eventdays=events[1])
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else:
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return redirect(url_for("login"))
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@app.route("/backendpoc/set-up")
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def redKurs():
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return redirect(url_for("getKurs"))
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@app.route("/backendpoc/set-up/kurs")
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@login_required
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def getKurs():
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d = Dualis.query.filter_by(uid=current_user.id).first()
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if d:
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e = False
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if not current_user.kurs:
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cookie = request.cookies.get("cnsc")
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kurs = fetchDUALIS.getKurs(d.token, cookie)
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if kurs != 0:
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current_user.kurs = kurs
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db.session.commit()
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else:
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e = True
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else:
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kurs = current_user.kurs
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current_user.kurs = kurs
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db.session.commit()
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else:
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e = True
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kurs = ""
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return render_template('kurs.html', detected=(kurs, e))
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@app.route("/backendpoc/set-up/semester")
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@login_required
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def getSemester():
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t = Dualis.query.filter_by(uid=current_user.id).first().token
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c = request.cookies.get("cnsc")
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return render_template("semester.html", semester=fetchDUALIS.getSem(t, c))
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@app.route("/backendpoc/set-up/semester", methods=["POST"])
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@login_required
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def setSemester():
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n = request.args.get("next")
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if not n:
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n = url_for("welcome")
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d = Dualis.query.filter_by(uid=current_user.id).first()
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d.result_list = request.form.get("sem")
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db.session.commit()
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return redirect(n)
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@app.route("/backendpoc/set-up/rapla")
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@login_required
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def chooseRaplas():
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r = getRaplas()
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return render_template("rapla.html", raplas=r)
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@login_required
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@app.route("/backendpoc/set-up/rapla", methods=["POST"])
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def getRapla():
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file = str(request.form.get("file"))
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url = str(request.form.get("url"))
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if file == url == "None":
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return redirect(url_for("chooseRaplas"))
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if file != "None":
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User.query.filter_by(id=current_user.id).first().kurs = file[5:-5]
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db.session.commit()
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elif url != "None":
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file = getNewRapla(url)
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if type(file) is not int:
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User.query.filter_by(id=current_user.id).first().kurs = file[5:-5]
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db.session.commit()
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else:
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return redirect(url_for("error", ecode=file + 900))
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return redirect(url_for("welcome"))
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@app.route("/backendpoc/log-in")
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def login(code: int = None):
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if code:
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print(code)
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return render_template("login.html")
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@app.route("/backendpoc/log-in", methods=["POST"])
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def login_post():
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email = request.form.get("email")
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password = request.form.get("password")
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n = request.args.get("next")
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if n:
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success = make_response(redirect(n))
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else:
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success = make_response(redirect(url_for("getKurs")))
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user = User.query.filter_by(email=email).first()
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newcookie = ""
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if user:
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dualis = Dualis.query.filter_by(uid=user.id).first()
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if check_password_hash(user.password, password):
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if not dualis.token or not fetchDUALIS.checkLifetime(dualis.token_created):
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new_token = fetchDUALIS.checkUser(email, password)
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dualis.token = new_token[0]
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newcookie = requesthelpers.getCookie(new_token[1].cookies)
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dualis.token_created = time.time()
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db.session.commit()
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else:
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t = fetchDUALIS.checkUser(email, password)
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if t[0] == -2:
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return redirect(url_for("login", code=-2))
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else:
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user.password = generate_password_hash(password, method="pbkdf2:sha256")
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dualis.token = t[0]
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newcookie = requesthelpers.getCookie(t[1].cookies)
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dualis.token_created = time.time()
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db.session.commit()
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login_user(user)
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if user.kurs:
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if not n:
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success = make_response(redirect(url_for("welcome")))
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success.set_cookie("cnsc", value=newcookie, httponly=True, secure=True)
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return success
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t = fetchDUALIS.checkUser(email, password)
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if t[0] == -2:
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return redirect(url_for("login", code=-2))
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hashid = int(hashlib.sha1(email.encode("utf-8")).hexdigest(), 16) % (10 ** 8)
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hashpw = generate_password_hash(password, method="pbkdf2:sha256")
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pname = email.find(".") + 1
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ename = min(email[pname:].find("."), email[pname:].find("@"))
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name = email[pname:pname + ename].capitalize()
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new_user = User(email=email, password=hashpw, name=name, id=hashid)
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db.session.add(new_user)
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cookie = requesthelpers.getCookie(t[1].cookies)
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new_dualis = Dualis(uid=hashid, token=t[0], token_created=int(time.time()))
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db.session.add(new_dualis)
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db.session.commit()
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login_user(new_user)
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newcookie = cookie
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success.set_cookie("cnsc", value=newcookie, httponly=True, secure=True)
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return success
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@app.route("/backendpoc/log-out")
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@login_required
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def logout():
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cookie = request.cookies.get("cnsc")
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dualis = Dualis.query.filter_by(uid=current_user.id).first()
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fetchDUALIS.logOut(dualis.token, cookie)
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dualis.token = None
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db.session.commit()
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logout_user()
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red = make_response(redirect(url_for("login", code=1)))
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red.set_cookie("cnsc", value="Logged out! Your temporary token "
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"on our server and the cookie on your device have been deleted.", httponly=True,
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secure=True)
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return red
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@app.route("/backendpoc/error<int:ecode>")
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def error(ecode):
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if ecode == 900:
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msg = "Ungültige RAPLA-URL! Sicher, dass der Link zum DHBW-Rapla führt?"
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elif ecode == 899:
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msg = "Der Kalender wurde nicht gefunden! Sicher, dass der Link korrekt ist?"
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else:
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msg = "Unbekannter Fehler!"
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return render_template('index.html', message=msg, headermessage="DualHub")
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@app.errorhandler(HTTPException)
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def handle(e):
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return render_template('index.html', message=e, headermessage="DualHub")
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if __name__ == "__main__":
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app.run(host='0.0.0.0', port=2024, debug=True)
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