From 71e5ba35f069c09ef9e5faba92ed35095fbf5f86 Mon Sep 17 00:00:00 2001
From: cedricbonhomme <devnull@localhost>
Date: Thu, 17 May 2012 08:54:23 +0200
Subject: Improvement: get_articles_from_collection() function can now return
 only the last 10 articles.

---
 source/mongodb.py      | 16 +++++++++++++---
 source/pyAggr3g470r.py | 35 +++++++++++++++++------------------
 2 files changed, 30 insertions(+), 21 deletions(-)

(limited to 'source')

diff --git a/source/mongodb.py b/source/mongodb.py
index d2f87042..9915de75 100644
--- a/source/mongodb.py
+++ b/source/mongodb.py
@@ -98,15 +98,15 @@ class Articles(object):
         collection = self.db[str(feed_id)]
         return collection.find({"article_id":article_id}).next()
 
-    def get_articles_from_collection(self, feed_id, condition=None):
+    def get_articles_from_collection(self, feed_id, condition=None, limit=1000000000):
         """
         Return all the articles of a collection.
         """
         collection = self.db[str(feed_id)]
         if condition is None:
-            cursor = collection.find({"type":1})
+            cursor = collection.find({"type":1}, limit=limit)
         else:
-            cursor = collection.find({"type":1, condition[0]:condition[1]})
+            cursor = collection.find({"type":1, condition[0]:condition[1]}, limit=limit)
         return cursor.sort([("article_date", pymongo.DESCENDING)])
 
     def nb_articles(self, feed_id=None):
@@ -124,6 +124,16 @@ class Articles(object):
                nb_articles += self.nb_articles(feed_id)
             return nb_articles
 
+    def get_favorites(self, feed_id=None):
+        """
+        Return favorites articles.
+        """
+        if feed_id is not None:
+            # only for a feed
+            collection = self.db[feed_id]
+            cursor = collection.find({'type':1, 'article_like':True})
+            return cursor
+            
     def nb_favorites(self, feed_id=None):
         """
         Return the number of favorites articles of a feed
diff --git a/source/pyAggr3g470r.py b/source/pyAggr3g470r.py
index 6d873ccd..17cfb549 100755
--- a/source/pyAggr3g470r.py
+++ b/source/pyAggr3g470r.py
@@ -158,7 +158,7 @@ class Root:
                         feed["feed_link"], feed["feed_image"])
 
             # The main page display only 10 articles by feeds.
-            for article in self.mongo.get_articles_from_collection(feed["feed_id"])[:10]:
+            for article in self.mongo.get_articles_from_collection(feed["feed_id"], limit=10):
                 if article["article_readed"] == False:
                     # not readed articles are in bold
                     not_read_begin, not_read_end = "<b>", "</b>"
@@ -563,7 +563,7 @@ class Root:
         """
         try:
             feed = self.mongo.get_feed(feed_id)
-            articles = self.mongo.get_articles_from_collection(feed_id)
+            articles = self.mongo.get_articles_from_collection(feed_id, limit=10)
             nb_articles_feed = self.mongo.nb_articles(feed_id)
             nb_articles_total = self.mongo.nb_articles()
             nb_unread_articles_feed = self.mongo.nb_unread_articles(feed_id)
@@ -596,7 +596,7 @@ class Root:
 	              (str(articles[nb_articles_feed-2]["article_date"])[:10], str(articles[0]["article_date"])[:10])
 
         html += "<br /><h1>Recent articles</h1>"
-        for article in articles[:10]:
+        for article in articles:
             if article["article_readed"] == False:
                 # not readed articles are in bold
                 not_read_begin, not_read_end = "<b>", "</b>"
@@ -629,23 +629,22 @@ class Root:
         html += "<br />\n"
         html += """<a href="/articles/%s">All articles</a>&nbsp;&nbsp;&nbsp;""" % (feed["feed_id"],)
 
-        favs = [article for article in articles if article["article_like"] == True]
-        if len(favs) != 0:
+
+        if self.mongo.nb_favorites(feed_id) != 0:
             html += "<br /></br /><h1>Your favorites articles for this feed</h1>"
-            for article in favs:
-                if article["like"] == True:
-                    # descrition for the CSS ToolTips
-                    article_content = utils.clear_string(article["article_content"])
-                    if article_content:
-                        description = " ".join(article_content[:500].split(' ')[:-1])
-                    else:
-                        description = "No description."
+            for article in self.mongo.get_favorites(feed_id):
+                #descrition for the CSS ToolTips
+                article_content = utils.clear_string(article["article_content"])
+                if article_content:
+                    description = " ".join(article_content[:500].split(' ')[:-1])
+                else:
+                    description = "No description."
 
-                    # a description line per article (date, title of the article and
-                    # CSS description tooltips on mouse over)
-                    html += article["article_date"].ctime() + " - " + \
-                            """<a class="tooltip" href="/article/%s:%s" rel="noreferrer" target="_blank">%s<span class="classic">%s</span></a><br />\n""" % \
-                                    (feed["feed_id"], article["article_id"], article["article_title"][:150], description)
+                # a description line per article (date, title of the article and
+                # CSS description tooltips on mouse over)
+                html += article["article_date"].ctime() + " - " + \
+                        """<a class="tooltip" href="/article/%s:%s" rel="noreferrer" target="_blank">%s<span class="classic">%s</span></a><br />\n""" % \
+                                (feed["feed_id"], article["article_id"], article["article_title"][:150], description)
 
 
         # This section enables the user to edit informations about
-- 
cgit