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# -*- coding: utf-8 -*-
import sqlite3
#all the imports
from flask import Flask, request, session, g, redirect, url_for, render_template
from functools import wraps
import hashlib
app = Flask(__name__)
app.config.from_envvar('CONF')
def query_db(query, args=(), one=False):
cur = get_db().execute(query, args)
rv = cur.fetchone() if one else cur.fetchall()
cur.close()
return rv
def connect_db():
conn = sqlite3.connect(app.config['DATABASE'],
detect_types=sqlite3.PARSE_DECLTYPES)
conn.row_factory = sqlite3.Row
return conn
def get_db():
db = getattr(g, 'sqlite_db', None)
if db is None:
db = g.sqlite_db = connect_db()
return db
@app.teardown_appcontext
def close_db(error):
"""Closes the database again at the end of the request."""
db = getattr(g, 'sqlite_db', None)
if db:
db.close()
def login_required(f):
@wraps(f)
def decorated_function(*args, **kwargs):
if 'user_name' not in session:
return redirect(url_for('login', next=request.url))
return f(*args, **kwargs)
return decorated_function
@app.route('/')
@app.route('/home/')
@login_required
def main_page():
return render_template("{0}/main.htm".format(session["lang"]),
lang=session["lang"])
@app.route('/login/', methods=['GET', 'POST'])
def login():
session.clear()
if 'user_name' in session:
return redirect(url_for('main_page'))
error = None
if request.method == 'POST':
session['user_name'] = request.form['username']
password = hashlib.md5(request.form['password']).hexdigest()
session['lang'] = request.form['language']
return redirect(url_for('main_page'))
return render_template('login.htm')
if __name__=="__main__":
app.run()
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