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from flask import Blueprint, g, render_template, redirect
from sqlalchemy import desc
from pyaggr3g470r import controllers, utils
from pyaggr3g470r.decorators import pyagg_default_decorator
articles_bp = Blueprint('articles', __name__, url_prefix='/articles')
article_bp = Blueprint('article', __name__, url_prefix='/article')
@articles_bp.route('/<feed_id>', methods=['GET'])
@articles_bp.route('/<feed_id>/<int:nb_articles>', methods=['GET'])
@pyagg_default_decorator
def articles(feed_id=None, nb_articles=-1):
"""List articles of a feed. The administrator of the platform is able to
access to this view for every users."""
feed = controllers.FeedController(g.user.id).get(id=feed_id)
feed.articles = controllers.ArticleController(g.user.id)\
.read(feed_id=feed.id)\
.order_by(desc("Article.date"))
if len(feed.articles.all()) <= nb_articles:
nb_articles = -1
if nb_articles == -1:
feed.articles = feed.articles.limit(nb_articles)
return render_template('articles.html', feed=feed, nb_articles=nb_articles)
@article_bp.route('/redirect/<int:article_id>', methods=['GET'])
@pyagg_default_decorator
def redirect_to_article(article_id):
article = controllers.ArticleController(g.user.id).get(id=article_id)
return redirect(article.link)
@article_bp.route('/<int:article_id>', methods=['GET'])
@pyagg_default_decorator
def article(article_id=None):
"""
Presents the content of an article.
"""
article = controllers.ArticleController(g.user.id).get(id=article_id)
previous_article = article.previous_article()
if previous_article is None:
previous_article = article.source.articles[0]
next_article = article.next_article()
if next_article is None:
next_article = article.source.articles[-1]
return render_template('article.html',
head_title=utils.clear_string(article.title),
article=article,
previous_article=previous_article,
next_article=next_article)
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