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pelican-theme/pelican/plugins/related_posts.py
Alexis Metaireau 1e7c939953 pep8-ify
2012-07-12 15:29:08 +02:00

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1.1 KiB
Python

from pelican import signals
"""
Related posts plugin for Pelican
================================
Adds related_posts variable to article's context
Settings
--------
To enable, add
from pelican.plugins import related_posts
PLUGINS = [related_posts]
to your settings.py.
Usage
-----
{% if article.related_posts %}
<ul>
{% for related_post in article.related_posts %}
<li>{{ related_post }}</li>
{% endfor %}
</ul>
{% endif %}
"""
related_posts = []
def add_related_posts(generator, metadata):
if 'tags' in metadata:
for tag in metadata['tags']:
#print tag
for related_article in generator.tags[tag]:
related_posts.append(related_article)
if len(related_posts) < 1:
return
relation_score = dict(zip(set(related_posts), map(related_posts.count,
set(related_posts))))
ranked_related = sorted(relation_score, key=relation_score.get)
metadata["related_posts"] = ranked_related[:5]
def register():
signals.article_generate_context.connect(add_related_posts)