Add new endpoint to get bug details as JSON.

dashboard/dashboard/services/issue_tracker_service.py

 # Copyright 2015 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 """Provides a layer of abstraction for the issue tracker API."""
 
 import json
 import logging
 
 from apiclient import discovery
@@ skipping 152 matching lines @@
         projectId='chromium',
         sendEmail=True,
         body=body)
     logging.info('Making create issue request with body %s', body)
     response = self._ExecuteRequest(request)
     if response and 'id' in response:
       return response['id']
     logging.error('Failed to create new bug; response %s', response)
     return None
 
+  def GetIssueComments(self, bug_id):
+    """Gets all the comments for the given bug.
+
+    Args:
+      bug_id: Bug ID of the issue to update.
+
+    Returns:
+      A list of comments
+    """
+    if not bug_id or bug_id < 0:
+      return None
+    response = self._MakeGetCommentsRequest(bug_id)
+    if not response:
+      return None
+    return [{
+        'author': r['author'].get('name'),
+        'content': r['content'],
+        'published': r['published']
+        } for r in response.get('items')]
+
   def GetLastBugCommentsAndTimestamp(self, bug_id):
     """Gets last updated comments and timestamp in the given bug.
 
     Args:
       bug_id: Bug ID of the issue to update.
 
     Returns:
       A dictionary with last comment and timestamp, or None on failure.
     """
     if not bug_id or bug_id < 0:
@@ skipping 49 matching lines @@
   if 'cc' in request_body['updates']:
     del request_body['updates']['cc']
 
 
 def _GetErrorReason(request_error):
   if request_error.resp.get('content-type', '').startswith('application/json'):
     error_json = json.loads(request_error.content).get('error')
     if error_json:
       return error_json.get('message')
   return None