From e90c342c6b3487840f0b7067fd2ed04678d00db3 Mon Sep 17 00:00:00 2001
From: Sébastien Dailly <sebastien@chimrod.com>
Date: Thu, 19 Mar 2015 22:42:40 +0100
Subject: Do not load disqus comment automaticaly

---
 plugins/related_posts/related_posts.py | 92 +++++++++++++++++++++-------------
 1 file changed, 56 insertions(+), 36 deletions(-)

(limited to 'plugins/related_posts/related_posts.py')

diff --git a/plugins/related_posts/related_posts.py b/plugins/related_posts/related_posts.py
index 4000e03..dff03c5 100644
--- a/plugins/related_posts/related_posts.py
+++ b/plugins/related_posts/related_posts.py
@@ -1,36 +1,56 @@
-"""
-Related posts plugin for Pelican
-================================
-
-Adds related_posts variable to article's context
-"""
-
-from pelican import signals
-from collections import Counter
-
-
-def add_related_posts(generator):
-    # get the max number of entries from settings
-    # or fall back to default (5)
-    numentries = generator.settings.get('RELATED_POSTS_MAX', 5)
-
-    for article in generator.articles:
-        # no tag, no relation
-        if not hasattr(article, 'tags'):
-            continue
-
-        # score = number of common tags
-        scores = Counter()
-        for tag in article.tags:
-            scores += Counter(generator.tags[tag])
-
-        # remove itself
-        scores.pop(article)
-
-        article.related_posts = [other for other, count 
-            in scores.most_common(numentries)]
-
-
-def register():
-    signals.article_generator_finalized.connect(add_related_posts)
-
+"""
+Related posts plugin for Pelican
+================================
+
+Adds related_posts variable to article's context
+"""
+
+from pelican import signals
+from collections import Counter
+from itertools import chain
+
+
+def add_related_posts(generator):
+    # get the max number of entries from settings
+    # or fall back to default (5)
+    numentries = generator.settings.get('RELATED_POSTS_MAX', 5)
+    # Skip all posts in the same category as the article
+    skipcategory = generator.settings.get('RELATED_POSTS_SKIP_SAME_CATEGORY', False)
+    for article in generator.articles:
+        # set priority in case of forced related posts
+        if hasattr(article,'related_posts'):
+            # split slugs 
+            related_posts = article.related_posts.split(',')
+            posts = [] 
+            # get related articles
+            for slug in related_posts:
+                i = 0
+                slug = slug.strip()
+                for a in generator.articles:
+                    if i >= numentries: # break in case there are max related psots
+                        break
+                    if a.slug == slug:
+                        posts.append(a)
+                        i += 1
+
+            article.related_posts = posts
+        else:
+            # no tag, no relation
+            if not hasattr(article, 'tags'):
+                continue
+
+            # score = number of common tags
+            related = chain(*(generator.tags[tag] for tag in article.tags))
+            if skipcategory:
+                related = (other for other in related
+                                 if other.category != article.category)
+            scores = Counter(related)
+
+            # remove itself
+            scores.pop(article, None)
+
+            article.related_posts = [other for other, count 
+                in scores.most_common(numentries)]
+
+def register():
+    signals.article_generator_finalized.connect(add_related_posts)
\ No newline at end of file
-- 
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