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Diffstat (limited to 'pyaggr3g470r/views/views.py')
| -rw-r--r-- | pyaggr3g470r/views/views.py | 798 |
1 files changed, 0 insertions, 798 deletions
diff --git a/pyaggr3g470r/views/views.py b/pyaggr3g470r/views/views.py deleted file mode 100644 index f519acb5..00000000 --- a/pyaggr3g470r/views/views.py +++ /dev/null @@ -1,798 +0,0 @@ -#! /usr/bin/env python -# -*- coding: utf-8 -*- - -# pyAggr3g470r - A Web based news aggregator. -# Copyright (C) 2010-2015 Cédric Bonhomme - https://www.cedricbonhomme.org -# -# For more information : https://bitbucket.org/cedricbonhomme/pyaggr3g470r -# -# This program is free software: you can redistribute it and/or modify -# it under the terms of the GNU Affero General Public License as -# published by the Free Software Foundation, either version 3 of the -# License, or (at your option) any later version. -# -# This program is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU Affero General Public License for more details. -# -# You should have received a copy of the GNU Affero General Public License -# along with this program. If not, see <http://www.gnu.org/licenses/>. - -__author__ = "Cedric Bonhomme" -__version__ = "$Revision: 5.3 $" -__date__ = "$Date: 2010/01/29 $" -__revision__ = "$Date: 2014/08/27 $" -__copyright__ = "Copyright (c) Cedric Bonhomme" -__license__ = "AGPLv3" - -import os -import string -import random -import hashlib -import logging -import datetime -from collections import OrderedDict - -from bootstrap import application as app, db -from flask import render_template, request, flash, session, \ - url_for, redirect, g, current_app, make_response -from flask.ext.login import LoginManager, login_user, logout_user, \ - login_required, current_user, AnonymousUserMixin, \ - login_url -from flask.ext.principal import Principal, Identity, AnonymousIdentity, \ - identity_changed, identity_loaded, Permission,\ - RoleNeed, UserNeed -from flask.ext.babel import gettext -from sqlalchemy import or_, and_ -from sqlalchemy.exc import IntegrityError -from werkzeug import generate_password_hash - -import conf -from pyaggr3g470r import utils, notifications, export -from pyaggr3g470r.lib.view_utils import etag_match -from pyaggr3g470r.models import User, Feed, Article, Role -from pyaggr3g470r.decorators import feed_access_required -from pyaggr3g470r.forms import SignupForm, SigninForm, InformationMessageForm,\ - ProfileForm, UserForm, RecoverPasswordForm \ - -from pyaggr3g470r.controllers import UserController, FeedController, \ - ArticleController - - -Principal(app) -# Create a permission with a single Need, in this case a RoleNeed. -admin_permission = Permission(RoleNeed('admin')) - -login_manager = LoginManager() -login_manager.init_app(app) -login_manager.login_message = gettext('Authentication required.') -login_manager.login_message_category = "info" -login_manager.login_view = 'login' - -logger = logging.getLogger(__name__) - -# -# Management of the user's session. -# -@identity_loaded.connect_via(app) -def on_identity_loaded(sender, identity): - # Set the identity user object - identity.user = current_user - - # Add the UserNeed to the identity - if hasattr(current_user, 'id'): - identity.provides.add(UserNeed(current_user.id)) - - # Assuming the User model has a list of roles, update the - # identity with the roles that the user provides - if hasattr(current_user, 'roles'): - for role in current_user.roles: - identity.provides.add(RoleNeed(role.name)) - -@app.before_request -def before_request(): - g.user = current_user - if g.user.is_authenticated: - g.user.last_seen = datetime.datetime.utcnow() - db.session.add(g.user) - db.session.commit() - -@login_manager.user_loader -def load_user(id): - # Return an instance of the User model - return UserController().get(id=id) - -# -# Custom error pages. -# -@app.errorhandler(401) -def authentication_required(e): - flash(gettext('Authentication required.'), 'info') - return redirect(url_for('login')) - -@app.errorhandler(403) -def authentication_failed(e): - flash(gettext('Forbidden.'), 'danger') - return redirect(url_for('login')) - -@app.errorhandler(404) -def page_not_found(e): - return render_template('errors/404.html'), 404 - -@app.errorhandler(500) -def internal_server_error(e): - return render_template('errors/500.html'), 500 - - -def redirect_url(default='home'): - return request.args.get('next') or \ - request.referrer or \ - url_for(default) - -@g.babel.localeselector -def get_locale(): - """ - Called before each request to give us a chance to choose - the language to use when producing its response. - """ - return request.accept_languages.best_match(conf.LANGUAGES.keys()) - -@g.babel.timezoneselector -def get_timezone(): - try: - return conf.TIME_ZONE[get_locale()] - except: - return conf.TIME_ZONE["en"] - -# -# Views. -# -@app.route('/login', methods=['GET', 'POST']) -def login(): - """ - Log in view. - """ - if g.user is not None and g.user.is_authenticated: - return redirect(url_for('home')) - g.user = AnonymousUserMixin() - form = SigninForm() - if form.validate_on_submit(): - user = UserController().get(email=form.email.data) - login_user(user) - g.user = user - session['email'] = form.email.data - identity_changed.send(current_app._get_current_object(), - identity=Identity(user.id)) - return form.redirect('home') - return render_template('login.html', form=form) - -@app.route('/logout') -@login_required -def logout(): - """ - Log out view. Removes the user information from the session. - """ - session.pop('email', None) - - # Remove the user information from the session - logout_user() - - # Remove session keys set by Flask-Principal - for key in ('identity.name', 'identity.auth_type'): - session.pop(key, None) - - # Tell Flask-Principal the user is anonymous - identity_changed.send(current_app._get_current_object(), - identity=AnonymousIdentity()) - - flash(gettext("Logged out successfully."), 'success') - return redirect(url_for('login')) - -@app.route('/signup', methods=['GET', 'POST']) -def signup(): - """ - Signup page. - """ - if int(os.environ.get("SELF_REGISTRATION", 0)) != 1: - flash(gettext("Self-registration is disabled."), 'warning') - return redirect(url_for('home')) - if g.user is not None and g.user.is_authenticated: - return redirect(url_for('home')) - - form = SignupForm() - - if form.validate_on_submit(): - role_user = Role.query.filter(Role.name == "user").first() - user = User(nickname=form.nickname.data, - email=form.email.data, - pwdhash=generate_password_hash(form.password.data)) - user.roles = [role_user] - db.session.add(user) - try: - db.session.commit() - except IntegrityError: - flash(gettext('Email already used.'), 'warning') - return render_template('signup.html', form=form) - - # Send the confirmation email - try: - notifications.new_account_notification(user) - except Exception as error: - flash(gettext('Problem while sending activation email: %(error)s', - error=error), 'danger') - return redirect(url_for('home')) - - flash(gettext('Your account has been created. ' - 'Check your mail to confirm it.'), 'success') - return redirect(url_for('home')) - - return render_template('signup.html', form=form) - - -@etag_match -def render_home(filters=None, head_titles=None, - page_to_render='home', **kwargs): - if filters is None: - filters = {} - if head_titles is None: - head_titles = [] - feed_contr = FeedController(g.user.id) - arti_contr = ArticleController(g.user.id) - feeds = {feed.id: feed.title for feed in feed_contr.read()} - - in_error = {feed.id: feed.error_count for feed in - feed_contr.read(error_count__gt=2)} - - filter_ = request.args.get('filter_', - 'unread' if page_to_render == 'home' else 'all') - sort_ = request.args.get('sort_', 'date') - feed_id = int(request.args.get('feed_id', 0)) - limit = request.args.get('limit', 1000) - - if filter_ != 'all': - filters['readed'] = filter_ == 'read' - if feed_id: - filters['feed_id'] = feed_id - head_titles.append(feed_contr.get(id=feed_id).title) - - sort_param = {"feed": Feed.title.desc(), - "date": Article.date.desc(), - "article": Article.title.desc(), - "-feed": Feed.title.asc(), - "-date": Article.date.asc(), - "-article": Article.title.asc() - }.get(sort_, Article.date.desc()) - - articles = arti_contr.read(**filters).join(Article.source). \ - order_by(sort_param) - if limit != 'all': - limit = int(limit) - articles = articles.limit(limit) - - def gen_url(filter_=filter_, sort_=sort_, limit=limit, feed_id=feed_id, - **kwargs): - o_kwargs = OrderedDict() - for key in sorted(kwargs): - o_kwargs[key] = kwargs[key] - if page_to_render == 'search': - o_kwargs['query'] = request.args.get('query', '') - o_kwargs['search_title'] = request.args.get('search_title', 'off') - o_kwargs['search_content'] = request.args.get( - 'search_content', 'off') - # if nor title and content are selected, selecting title - if o_kwargs['search_title'] == o_kwargs['search_content'] == 'off': - o_kwargs['search_title'] = 'on' - o_kwargs['filter_'] = filter_ - o_kwargs['sort_'] = sort_ - o_kwargs['limit'] = limit - o_kwargs['feed_id'] = feed_id - return url_for(page_to_render, **o_kwargs) - - articles = list(articles) - if (page_to_render == 'home' and feed_id or page_to_render == 'search') \ - and filter_ != 'all' and not articles: - return redirect(gen_url(filter_='all')) - - return render_template('home.html', gen_url=gen_url, - feed_id=feed_id, page_to_render=page_to_render, - filter_=filter_, limit=limit, feeds=feeds, - unread=arti_contr.count_by_feed(readed=False), - articles=articles, in_error=in_error, - head_titles=head_titles, sort_=sort_, **kwargs) - - -@app.route('/') -@login_required -def home(): - "Home page for connected users. Displays by default unread articles." - return render_home() - - -@app.route('/favorites') -@login_required -def favorites(): - return render_home({'like': True}, [gettext('Favorites')], 'favorites') - - -@app.route('/search', methods=['GET']) -@login_required -def search(): - "Search articles corresponding to the query." - if 'query' not in request.args: - flash(gettext("No text to search were provided."), "warning") - return render_home() - query = request.args['query'] - filters = {} - search_title = request.args.get('search_title', 'off') - search_content = request.args.get('search_content', 'off') - if search_title == 'on': - filters['title__ilike'] = "%%%s%%" % query - if search_content == 'on': - filters['content__ilike'] = "%%%s%%" % query - if len(filters) == 0: - search_title = 'on' - filters['title__ilike'] = "%%%s%%" % query - if len(filters) > 1: - filters = {"__or__": filters} - return render_home(filters, ["%s %s" % (gettext('Search:'), query)], - 'search', search_query=query, search_title=search_title, - search_content=search_content) - - -@app.route('/fetch', methods=['GET']) -@app.route('/fetch/<int:feed_id>', methods=['GET']) -@login_required -def fetch(feed_id=None): - """ - Triggers the download of news. - News are downloaded in a separated process, mandatory for Heroku. - """ - if conf.CRAWLING_METHOD == "classic" \ - and (not conf.ON_HEROKU or g.user.is_admin()): - utils.fetch(g.user.id, feed_id) - flash(gettext("Downloading articles..."), "info") - else: - flash(gettext("The manual retrieving of news is only available " + - "for administrator, on the Heroku platform."), "info") - return redirect(redirect_url()) - - -@app.route('/about', methods=['GET']) -@etag_match -def about(): - """ - 'About' page. - """ - return render_template('about.html') - - -@app.route('/mark_as/<string:new_value>', methods=['GET']) -@app.route('/mark_as/<string:new_value>/article/<int:article_id>', methods=['GET']) -@login_required -@feed_access_required -def mark_as(new_value='read', feed_id=None, article_id=None): - """ - Mark all unreaded articles as read. - """ - readed = new_value == 'read' - articles = Article.query.filter(Article.user_id == g.user.id) - if feed_id is not None: - articles = articles.filter(Article.feed_id == feed_id) - message = 'Feed marked as %s.' - elif article_id is not None: - articles = articles.filter(Article.id == article_id) - message = 'Article marked as %s.' - else: - message = 'All article marked as %s.' - articles.filter(Article.readed == (not readed)).update({"readed": readed}) - flash(gettext(message % new_value), 'info') - db.session.commit() - if readed: - return redirect(redirect_url()) - return redirect(url_for('home')) - -@app.route('/like/<int:article_id>', methods=['GET']) -@login_required -def like(article_id=None): - """ - Mark or unmark an article as favorites. - """ - Article.query.filter(Article.user_id == g.user.id, Article.id == article_id). \ - update({ - "like": not Article.query.filter(Article.id == article_id).first().like - }) - db.session.commit() - return redirect(redirect_url()) - -@app.route('/delete/<int:article_id>', methods=['GET']) -@login_required -def delete(article_id=None): - """ - Delete an article from the database. - """ - article = Article.query.filter(Article.id == article_id).first() - if article is not None and article.source.subscriber.id == g.user.id: - db.session.delete(article) - db.session.commit() - flash(gettext('Article') + ' ' + article.title + ' ' + gettext('deleted.'), 'success') - return redirect(redirect_url()) - else: - flash(gettext('This article do not exist.'), 'danger') - return redirect(url_for('home')) - - -@app.route('/inactives', methods=['GET']) -@login_required -def inactives(): - """ - List of inactive feeds. - """ - nb_days = int(request.args.get('nb_days', 365)) - user = UserController(g.user.id).get(email=g.user.email) - today = datetime.datetime.now() - inactives = [] - for feed in user.feeds: - try: - last_post = feed.articles[0].date - except IndexError: - continue - elapsed = today - last_post - if elapsed > datetime.timedelta(days=nb_days): - inactives.append((feed, elapsed)) - inactives.sort(key=lambda tup: tup[1], reverse=True) - return render_template('inactives.html', inactives=inactives, nb_days=nb_days) - -@app.route('/duplicates/<int:feed_id>', methods=['GET']) -@login_required -def duplicates(feed_id=None): - """ - Return duplicates article for a feed. - """ - feed = Feed.query.filter(Feed.user_id == g.user.id, Feed.id == feed_id).first() - duplicates = [] - duplicates = utils.compare_documents(feed) - if len(duplicates) == 0: - flash(gettext('No duplicates in the feed "{}".').format(feed.title), - 'info') - return redirect(redirect_url()) - return render_template('duplicates.html', duplicates=duplicates, feed=feed) - -@app.route('/export', methods=['GET']) -@login_required -def export_articles(): - """ - Export all articles to HTML or JSON. - """ - user = UserController(g.user.id).get(id=g.user.id) - if request.args.get('format') == "HTML": - # Export to HTML - try: - archive_file, archive_file_name = export.export_html(user) - except: - flash(gettext("Error when exporting articles."), 'danger') - return redirect(redirect_url()) - response = make_response(archive_file) - response.headers['Content-Type'] = 'application/x-compressed' - response.headers['Content-Disposition'] = 'attachment; filename=%s' \ - % archive_file_name - elif request.args.get('format') == "JSON": - # Export to JSON - try: - json_result = export.export_json(user) - except: - flash(gettext("Error when exporting articles."), 'danger') - return redirect(redirect_url()) - response = make_response(json_result) - response.mimetype = 'application/json' - response.headers["Content-Disposition"] = 'attachment; filename=account.json' - else: - flash(gettext('Export format not supported.'), 'warning') - return redirect(redirect_url()) - return response - -@app.route('/export_opml', methods=['GET']) -@login_required -def export_opml(): - """ - Export all feeds to OPML. - """ - user = UserController(g.user.id).get(id=g.user.id) - response = make_response(render_template('opml.xml', user=user, - now=datetime.datetime.now())) - response.headers['Content-Type'] = 'application/xml' - response.headers['Content-Disposition'] = 'attachment; filename=feeds.opml' - return response - - -@app.route('/management', methods=['GET', 'POST']) -@login_required -def management(): - """ - Display the management page. - """ - if request.method == 'POST': - if None != request.files.get('opmlfile', None): - # Import an OPML file - data = request.files.get('opmlfile', None) - if not utils.allowed_file(data.filename): - flash(gettext('File not allowed.'), 'danger') - else: - try: - nb = utils.import_opml(g.user.email, data.read()) - if conf.CRAWLING_METHOD == "classic": - utils.fetch(g.user.email, None) - flash(str(nb) + ' ' + gettext('feeds imported.'), - "success") - flash(gettext("Downloading articles..."), 'info') - except: - flash(gettext("Impossible to import the new feeds."), - "danger") - elif None != request.files.get('jsonfile', None): - # Import an account - data = request.files.get('jsonfile', None) - if not utils.allowed_file(data.filename): - flash(gettext('File not allowed.'), 'danger') - else: - try: - nb = utils.import_json(g.user.email, data.read()) - flash(gettext('Account imported.'), "success") - except: - flash(gettext("Impossible to import the account."), - "danger") - else: - flash(gettext('File not allowed.'), 'danger') - - nb_feeds = len(g.user.feeds.all()) - articles = Article.query.filter(Article.user_id == g.user.id) - nb_articles = articles.count() - nb_unread_articles = articles.filter(Article.readed == False).count() - return render_template('management.html', user=g.user, - nb_feeds=nb_feeds, nb_articles=nb_articles, - nb_unread_articles=nb_unread_articles) - -@app.route('/history', methods=['GET']) -@app.route('/history/<int:year>', methods=['GET']) -@app.route('/history/<int:year>/<int:month>', methods=['GET']) -@login_required -def history(year=None, month=None): - articles_counter, articles = utils.history(g.user.id, year, month) - return render_template('history.html', - articles_counter=articles_counter, - articles=articles, - year=year, month=month) - - -@app.route('/profile', methods=['GET', 'POST']) -@login_required -def profile(): - """ - Edit the profile of the currently logged user. - """ - user = UserController(g.user.id).get(id=g.user.id) - form = ProfileForm() - - if request.method == 'POST': - if form.validate(): - form.populate_obj(user) - if form.password.data != "": - user.set_password(form.password.data) - db.session.commit() - flash("%s %s %s" % (gettext('User'), user.nickname, - gettext('successfully updated.')), - 'success') - return redirect(url_for('profile')) - else: - return render_template('profile.html', user=user, form=form) - - if request.method == 'GET': - form = ProfileForm(obj=user) - return render_template('profile.html', user=user, form=form) - -@app.route('/delete_account', methods=['GET']) -@login_required -def delete_account(): - """ - Delete the account of the user (with all its data). - """ - user = UserController(g.user.id).get(id=g.user.id) - if user is not None: - db.session.delete(user) - db.session.commit() - flash(gettext('Your account has been deleted.'), 'success') - else: - flash(gettext('This user does not exist.'), 'danger') - return redirect(url_for('login')) - -@app.route('/expire_articles', methods=['GET']) -@login_required -def expire_articles(): - """ - Delete articles older than the given number of weeks. - """ - weeks_ago = datetime.datetime.utcnow() - \ - datetime.timedelta(weeks=int(request.args.get('weeks', 10))) - Article.query.filter( - and_(Article.user_id == g.user.id, - or_(Article.date < weeks_ago, - Article.retrieved_date < weeks_ago))).delete() - flash(gettext('Articles deleted.'), 'info') - db.session.commit() - return redirect(redirect_url()) - -@app.route('/confirm_account/<string:activation_key>', methods=['GET']) -def confirm_account(activation_key=None): - """ - Confirm the account of a user. - """ - if activation_key != "": - user = User.query.filter(User.activation_key == activation_key).first() - if user is not None: - user.activation_key = "" - db.session.commit() - flash(gettext('Your account has been confirmed.'), 'success') - else: - flash(gettext('Impossible to confirm this account.'), 'danger') - return redirect(url_for('login')) - -@app.route('/recover', methods=['GET', 'POST']) -def recover(): - """ - Enables the user to recover its account when he has forgotten - its password. - """ - form = RecoverPasswordForm() - - if request.method == 'POST': - if form.validate(): - user = User.query.filter(User.email == form.email.data).first() - characters = string.ascii_letters + string.digits - password = "".join(random.choice(characters) for x in range(random.randint(8, 16))) - user.set_password(password) - db.session.commit() - - # Send the confirmation email - try: - notifications.new_password_notification(user, password) - flash(gettext('New password sent to your address.'), 'success') - except Exception as e: - flash(gettext('Problem while sending your new password.') + ': ' + str(e), 'danger') - - return redirect(url_for('login')) - return render_template('recover.html', form=form) - - if request.method == 'GET': - return render_template('recover.html', form=form) - -# -# Views dedicated to administration tasks. -# -@app.route('/admin/dashboard', methods=['GET', 'POST']) -@login_required -@admin_permission.require(http_exception=403) -def dashboard(): - """ - Adminstrator's dashboard. - """ - form = InformationMessageForm() - - if request.method == 'POST': - if form.validate(): - try: - notifications.information_message(form.subject.data, form.message.data) - except Exception as e: - flash(gettext('Problem while sending email') + ': ' + str(e), 'danger') - - users = User.query.all() - return render_template('admin/dashboard.html', users=users, current_user=g.user, form=form) - -@app.route('/admin/create_user', methods=['GET', 'POST']) -@app.route('/admin/edit_user/<int:user_id>', methods=['GET', 'POST']) -@login_required -@admin_permission.require(http_exception=403) -def create_user(user_id=None): - """ - Create or edit a user. - """ - form = UserForm() - - if request.method == 'POST': - if form.validate(): - role_user = Role.query.filter(Role.name == "user").first() - if user_id is not None: - # Edit a user - user = User.query.filter(User.id == user_id).first() - form.populate_obj(user) - if form.password.data != "": - user.set_password(form.password.data) - db.session.commit() - flash(gettext('User') + ' ' + user.nickname + ' ' + gettext('successfully updated.'), 'success') - else: - # Create a new user - user = User(nickname=form.nickname.data, - email=form.email.data, - pwdhash=generate_password_hash(form.password.data)) - user.roles.extend([role_user]) - user.activation_key = "" - db.session.add(user) - db.session.commit() - flash("%s %s %s" % (gettext('User'), user.nickname, - gettext('successfully created.')), - 'success') - return redirect(url_for('create_user', user_id=user.id)) - else: - return redirect(url_for('create_user')) - - if request.method == 'GET': - if user_id is not None: - user = User.query.filter(User.id == user_id).first() - form = UserForm(obj=user) - message = "%s <i>%s</i>" % (gettext('Edit the user'), - user.nickname) - else: - form = UserForm() - message = gettext('Add a new user') - return render_template('/admin/create_user.html', - form=form, message=message) - -@app.route('/admin/user/<int:user_id>', methods=['GET']) -@login_required -@admin_permission.require(http_exception=403) -def user(user_id=None): - """ - See information about a user (stations, etc.). - """ - user = UserController().get(id=user_id) - if user is not None: - article_contr = ArticleController(user_id) - return render_template('/admin/user.html', user=user, feeds=user.feeds, - article_count=article_contr.count_by_feed(), - unread_article_count=article_contr.count_by_feed(readed=False)) - - else: - flash(gettext('This user does not exist.'), 'danger') - return redirect(redirect_url()) - -@app.route('/admin/delete_user/<int:user_id>', methods=['GET']) -@login_required -@admin_permission.require(http_exception=403) -def delete_user(user_id=None): - """ - Delete a user (with all its data). - """ - user = User.query.filter(User.id == user_id).first() - if user is not None: - db.session.delete(user) - db.session.commit() - flash(gettext('User') + ' ' + user.nickname + ' ' + gettext('successfully deleted.'), 'success') - else: - flash(gettext('This user does not exist.'), 'danger') - return redirect(redirect_url()) - -@app.route('/admin/enable_user/<int:user_id>', methods=['GET']) -@app.route('/admin/disable_user/<int:user_id>', methods=['GET']) -@login_required -@admin_permission.require() -def disable_user(user_id=None): - """ - Enable or disable the account of a user. - """ - user = User.query.filter(User.id == user_id).first() - if user is not None: - if user.activation_key != "": - - # Send the confirmation email - try: - notifications.new_account_activation(user) - user.activation_key = "" - flash(gettext('Account of the user') + ' ' + user.nickname + ' ' + gettext('successfully activated.'), 'success') - except Exception as e: - flash(gettext('Problem while sending activation email') + ': ' + str(e), 'danger') - - else: - user.activation_key = hashlib.sha512(str(random.getrandbits(256)).encode("utf-8")).hexdigest()[:86] - flash(gettext('Account of the user') + ' ' + user.nickname + ' ' + gettext('successfully disabled.'), 'success') - db.session.commit() - else: - flash(gettext('This user does not exist.'), 'danger') - return redirect(redirect_url()) |