Add a tag to get who likes a given object

pinax · Sep 5, 2012 · 1bd8f2e · 1bd8f2e
1 parent 627b7b0
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diff --git a/docs/changelog.rst b/docs/changelog.rst
@@ -3,6 +3,11 @@
 ChangeLog
 =========
 
+0.5
+---
+
+- Added a `who_likes` template tag that returns a list of `Like` objects for given object
+
 0.4.1
 -----
 

diff --git a/docs/templatetags.rst b/docs/templatetags.rst
@@ -3,6 +3,18 @@
 Filters
 =======
 
+who_likes
+---------
+
+An assignment tag that fetches a list of likes for a given object::
+
+    {% who_likes car as car_likes %}
+    
+    {% for like in car_likes %}
+        <div class="like">{{ like.user }} likes {{ car }}</div>
+    {% endfor %}
+
+
 likes_count
 -----------
 

diff --git a/phileo/templatetags/phileo_tags.py b/phileo/templatetags/phileo_tags.py
@@ -10,6 +10,14 @@
 register = template.Library()
 
 
+@register.assignment_tag
+def who_likes(athlete):
+    return Like.objects.filter(
+        receiver_content_type=ContentType.objects.get_for_model(athlete),
+        receiver_object_id=athlete.pk
+    )
+
+
 class LikesNode(template.Node):
 
     def __init__(self, user, model_list, varname):