Open Source Monorail

appengine/monorail/features/stars.py

+# Copyright 2016 The Chromium Authors. All rights reserved.
+# Use of this source code is govered by a BSD-style
+# license that can be found in the LICENSE file or at
+# https://developers.google.com/open-source/licenses/bsd
+
+"""This is a starring servlet for users and projects."""
+
+import logging
+
+from framework import jsonfeed
+from framework import monorailrequest
+
+USER_STARS_SCOPE = 'users'
+PROJECT_STARS_SCOPE = 'projects'
+
+
+class SetStarsFeed(jsonfeed.JsonFeed):
+  """Process an AJAX request to (un)set a star on a project or user."""
+
+  def HandleRequest(self, mr):
+    """Retrieves the star persistence object and sets a star."""
+    starrer_id = mr.auth.user_id
+    item = mr.GetParam('item')  # a project name or a user ID number
+    scope = mr.GetParam('scope')
+    starred = bool(mr.GetIntParam('starred'))
+    logging.info('Handling user set star request: %r %r %r %r',
+                 starrer_id, item, scope, starred)
+
+    if scope == PROJECT_STARS_SCOPE:
+      project = self.services.project.GetProjectByName(mr.cnxn, item)
+      self.services.project_star.SetStar(
+          mr.cnxn, project.project_id, starrer_id, starred)
+
+    elif scope == USER_STARS_SCOPE:
+      user_id = int(item)
+      self.services.user_star.SetStar(mr.cnxn, user_id, starrer_id, starred)
+
+    else:
+      raise monorailrequest.InputException('unexpected star scope: %s' % scope)
+
+    return {
+        'starred': starred,
+        }