karma: Add karma list api endpoint.

r2/r2/controllers/apiv1.py

@@ -33,6 +33,7 @@
     IdentityJsonTemplate,
     PrefsJsonTemplate,
     TrophyListJsonTemplate,
+    KarmaListJsonTemplate,
 )
 from r2.lib.validator import (
     validate,
@@ -122,6 +123,18 @@ def GET_trophies(self):
         """Return a list of trophies for the current user."""
         return self._get_usertrophies(c.oauth_user)
 
+    @require_oauth2_scope("mysubreddits")
+    @api_doc(
+        section=api_section.account,
+        uri='/api/v1/me/karma',
+        extensions=['json'],
+    )
+    def GET_karma(self):
+        """Return a breakdown of subreddit karma."""
+        karmas = c.oauth_user.all_karmas(include_old=False)
+        resp = KarmaListJsonTemplate().render(karmas)
+        return self.api_wrapper(resp.finalize())
+
     PREFS_JSON_VALIDATOR = VValidatedJSON("json", PREFS_JSON_SPEC,
                                           body=True)
 

r2/r2/lib/jsontemplates.py

@@ -1032,6 +1032,18 @@ class PolicyViewJsonTemplate(ThingJsonTemplate):
     def kind(self, wrapped):
         return "Policy"
 
+class KarmaListJsonTemplate(ThingJsonTemplate):
+    def data(self, karmas):
+        karmas = [{
+            'sr': label,
+            'link_karma': lc,
+            'comment_karma': cc,
+        } for label, title, lc, cc in karmas]
+        return karmas
+
+    def kind(self, wrapped):
+        return "KarmaList"
+
 class TrophyJsonTemplate(ThingJsonTemplate):
     _data_attrs_ = dict(
         award_id="award._id36",

r2/r2/models/account.py

@@ -197,7 +197,7 @@ def safe_karma(self):
         karma = self.link_karma
         return max(karma, 1) if karma > -1000 else karma
 
-    def all_karmas(self):
+    def all_karmas(self, include_old=True):
         """returns a list of tuples in the form (name, hover-text, link_karma,
         comment_karma)"""
         link_suffix = '_link_karma'
@@ -218,7 +218,7 @@ def all_karmas(self):
 
         old_link_karma = self._t.get('link_karma', 0)
         old_comment_karma = self._t.get('comment_karma', 0)
-        if old_link_karma or old_comment_karma:
+        if include_old and (old_link_karma or old_comment_karma):
             karmas.append((_('ancient history'),
                            _('really obscure karma from before it was cool to track per-subreddit'),
                            old_link_karma, old_comment_karma))