def loginplus(): """ This function allow user to log in to Tera without registering this function will take user's data from the authenticated google plus user return: already registered email: login to the web application unregistered email: save the user's data into Redis and login """ if 'credentials' not in session: flash('credential not in session') return redirect(url_for('oauth2callback')) credentials = client.OAuth2Credentials.from_json(session['credentials']) if credentials.access_token_expired: flash('credential expired') return redirect(url_for('oauth2callback')) else: flash('service built') http_auth = credentials.authorize(httplib2.Http()) service = discovery.build('plus', 'v1', http_auth) try: person = service.people().get(userId='me').execute() user_id = r_server.hget('users', person['emails'][0]['value'].lower()) if user_id: session['user_id'] = user_id flash('You sign in through google plus') return redirect(url_for('index')) else: r_server.incr('next_userID') user_id = r_server.get('next_userID') if r_server.hmset( "user:%s" % user_id, { "firstName": person['name']['givenName'].capitalize(), "lastName": person['name']['familyName'].capitalize(), "email": person['emails'][0]['value'].lower(), "userID": user_id } ) and r_server.hset( "users", person['emails'][0]['value'].lower(), user_id ): session['user_id'] = user_id flash('You are registered using google plus') return redirect(url_for('index')) else: error = "sign up failure" flash(error) r_server.decr('next_userID') except client.AccessTokenRefreshError: error = 'The credentials have been revoked or expired, please re-run' error += 'the application to re-authorize.' flash(error) return redirect(url_for('index', error='Google Plus Login'))
def share(): """"This function will create new post in the user timeline and user's follower timeline if successfull, user can also attach the picture inside the post input: user's post content and image file return: success: add new post to user and user's follower timeline failure: return to timeline page and show error """ if not g.user: error = 'You are not signed in' flash(error) return redirect(url_for('index', error='Share Error')) error = None filen = None if request.method == 'POST': if 'inputPost' not in request.form: error = 'Please write your thoughts first' flash(error) elif len(request.form['inputPost']) > 300: error = 'Your thought is too long' flash(error) try: if 'uploadImg' in request.files: filen = request.files['uploadImg'] if filen and not allowed_file(filen.filename): error = 'Please upload correct file' flash(error) except IOError: error = 'File cannot be found' flash(error) if not error: r_server.incr('next_postID') postID = r_server.get('next_postID') if r_server.hmset( "post:%s" % postID, { 'content': request.form['inputPost'].encode('utf8'), 'userID': session['user_id'], 'datetime': datetime.now(timezone('UTC')).strftime( "%Y-%m-%dT%H:%M:%S") } ) and r_server.lpush( 'posts:%s' % escape(session['user_id']), postID ) and r_server.zadd( 'timeline:%s' % escape( session['user_id'] ), postID, postID ) and r_server.zadd( 'timeline:', postID, postID ): for follower in r_server.lrange( 'followed:%s' % escape( session['user_id']), 0, 1000): r_server.zadd( "timeline:%s" % follower, postID, postID ) try: if filen: fileType = filen.filename.rsplit('.', 1)[1] k = Key(bucket) k.key = S3_KEY_PREFIX+'post/'+postID k.key += '.'+fileType k.set_contents_from_file(filen) k.make_public() r_server.hset("post:%s" % postID, "imageURL", k.generate_url(0).split('?', 1)[0]) r_server.hset("post:%s" % postID, "fileType", fileType) except IOError: error = 'File cannot be found' flash(error) r_server.decr('next_postID') return redirect(url_for('index', error='Upload File Error')) else: r_server.decr('next_postID') return redirect(url_for('index')) else: error = "Your thought failed to be posted" flash(error) else: error = "your thought is abstract" flash(error) return redirect(url_for('index', error='Share Error'))
def signup(): """ This function will accept post form data about the user and increase next_userID for user if he is successfully registered input: user's first name, last name, email, and password return: success: user is registered, signed in, and redirected to index to render timeline.html failure: user go back to the index.html with all of the error shown to enable user to easily fix the problem """ if g.user: return redirect(url_for('index')) error = None if request.method == 'POST': if not request.form['inputFirstName']: error = 'You have to enter your first name' flash(error) if not request.form['inputLastName']: error = 'You have to enter your last name' flash(error) if not request.form['suEmail'] or '@' not in request.form['suEmail']: error = 'You have to enter a valid email address' flash(error) if not request.form['suPassword']: error = 'You have to enter a password' flash(error) elif len( request.form['suPassword'] ) < 8 or len( request.form['suPassword'] ) > 36: error = 'Your password must be between 8-36 character' flash(error) if r_server.hget('users', request.form['suEmail']) is not None: error = 'The email already exist' flash(error) if not error: r_server.incr('next_userID') user_id = r_server.get('next_userID') password = pbkdf2_sha256.encrypt(request.form['suPassword'], rounds=200000, salt_size=16) if r_server.hmset( "user:%s" % user_id, { "firstName": request.form['inputFirstName'].encode('utf8'), "lastName": request.form['inputLastName'].encode('utf8'), "email": request.form['suEmail'].lower(), "password": password, "userID": user_id } ) and r_server.hset( "users", request.form['suEmail'].lower(), user_id ): session['user_id'] = user_id flash('successfully signed up') return redirect(url_for('index')) else: error = "sign up failure" flash(error) r_server.decr('next_userID') else: error = "please fill the sign up form correctly first" flash(error) return redirect(url_for('index', error='Sign up'))