Adding email for new followers as a background task.

apps/social/tasks.py

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+from celery.task import Task
+from apps.social.models import MSharedStory, MSocialProfile
+
+
+class PostToService(Task):
+    
+    def run(self, shared_story_id, service):
+        try:
+            shared_story = MSharedStory.objects.get(id=shared_story_id)
+            shared_story.post_to_service(service)
+        except MSharedStory.DoesNotExist:
+            print "Story not found (%s). Can't post to: %s" % (shared_story_id, service)
+            
+class EmailNewFollower(Task):
+    
+    def run(self, follower_user_id, followee_user_id):
+        user_profile = MSocialProfile.objects.get(user_id=followee_user_id)
+        user_profile.send_email_for_new_follower(follower_user_id)

templates/mail/email_new_follower.txt

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+{% extends "mail/email_base.txt" %}
+
+{% block body %}Say hello to your newest follower: {{ follower_profile.username }}.
+
+{% if common_followers %}You follow {{ common_followers|length }} {{ common_followers|pluralize:"person,people" }} who follow {{ follower_profile.username }}:
+
+{% for follower in common_followers %} * {{ follower.username }}
+{% endfor %}{% endif %}
+
+{% if common_followings %}You follow {{ common_followers|length }} {{ common_followers|pluralize:"person,people" }} that {{ follower_profile.username }} also follows:
+
+{% for following in common_followings %} * {{ following.username }}
+{% endfor %}{% endif %}{% endblock %}

templates/mail/email_new_follower.xhtml

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+{% extends "mail/email_base.xhtml" %}
+
+{% block body %}
+    <p style="font-size: 37px; color:#555555; margin-top: 18px;margin-bottom: 10px;padding-top:6px;">
+        Say hello to your newest follower:
+    </p>
+    <div style="margin: 24px 0;font-size: 24px;text-align: center;">
+        <img src="{{ follower_profile.photo_url }}" style="max-width: 200px; max-height: 200px;margin: 0 auto;border-radius: 3px;">
+        <div style="margin: 8px 0 0 0;font-weight: bold;">{{ follower_profile.username }}</div>
+    </div>
+    
+    {% if common_followers %}
+    <div style="clear: both; overflow: hidden">
+        <p style="margin: 12px 0 12px;line-height: 16px;clear: both;">You follow {{ common_followers|length }} {{ common_followers|pluralize:"person,people" }} who follow{{ common_followers|pluralize:"s," }} {{ follower_profile.username }}:</p>
+        {% for follower in common_followers %}
+            <div style="margin: 0 12px 12px 0; float: left;">
+                <img src="{{ follower.email_photo_url }}" style="float: left; border-radius: 3px;margin-right: 6px; width: 24px; height: 24px;">
+                {{ follower.username }}
+            </div>
+        {% endfor %}
+    </div>
+    {% endif %}
+    
+    {% if common_followings %}
+    <div style="clear: both; overflow: hidden">
+        <p style="display: block; margin: 12px 0 12px;line-height: 16px;clear: both;">You and {{ follower_profile.username }} both follow {{ common_followings|length }} {{ common_followings|pluralize:"person,people" }}:</p>
+        {% for following in common_followings %}
+            <div style="margin: 0 12px 24px 0; float: left;">
+                <img src="{{ following.email_photo_url }}" style="float: left; border-radius: 3px;margin-right: 6px; width: 24px; height: 24px;">
+                {{ following.username }}
+            </div>
+        {% endfor %}
+    </div>
+    {% endif %}
+    
+{% endblock %}