make our own instagram comment and like permalinks by adding fragments

for snarfed/bridgy#215

instagram.py

@@ -284,7 +284,7 @@ def comment_to_object(self, comment, media_id, media_url):
       'objectType': 'comment',
       'id': self.tag_uri(comment.id),
       'inReplyTo': [{'id': self.tag_uri(media_id)}],
-      'url': media_url,
+      'url': '%s#comment-%s' % (media_url, comment.id) if media_url else None,
       # TODO: add PST time zone
       'published': comment.created_at.isoformat('T'),
       'content': comment.text,
@@ -305,7 +305,7 @@ def like_to_object(self, liker, media_id, media_url):
     """
     return self.postprocess_object({
         'id': self.tag_uri('%s_liked_by_%s' % (media_id, liker.id)),
-        'url': media_url,
+        'url': '%s#liked-by-%s' % (media_url, liker.id) if media_url else None,
         'objectType': 'activity',
         'verb': 'like',
         'object': {'url': media_url},

instagram_test.py

@@ -111,7 +111,7 @@ def tag_uri(name):
     'content': '\u592a\u53ef\u7231\u4e86\u3002cute\uff0cvery cute',
     'id': tag_uri('789'),
     'published': '2012-10-07T05:45:57',
-    'url': 'http://instagram.com/p/ABC123/',
+    'url': 'http://instagram.com/p/ABC123/#comment-789',
     'inReplyTo': [{'id': tag_uri('123_456')}],
     'to': [{'objectType':'group', 'alias':'@public'}],
     },
@@ -199,7 +199,7 @@ def tag_uri(name):
 MEDIA_WITH_LIKES.likes = LIKES
 LIKE_OBJS = [{  # ActivityStreams
     'id': tag_uri('123_456_liked_by_8'),
-    'url': 'http://instagram.com/p/ABC123/',
+    'url': 'http://instagram.com/p/ABC123/#liked-by-8',
     'objectType': 'activity',
     'verb': 'like',
     'object': { 'url': 'http://instagram.com/p/ABC123/'},
@@ -215,7 +215,7 @@ def tag_uri(name):
     'content': 'likes this.',
     }, {
     'id': tag_uri('123_456_liked_by_9'),
-    'url': 'http://instagram.com/p/ABC123/',
+    'url': 'http://instagram.com/p/ABC123/#liked-by-9',
     'objectType': 'activity',
     'verb': 'like',
     'object': { 'url': 'http://instagram.com/p/ABC123/'},