Switch avatars to be built out of CSS and only overlayed with the gravatar when a non-default exists

endpoints/web.py

@@ -3,7 +3,6 @@ import logging
 from flask import (abort, redirect, request, url_for, make_response, Response,
                    Blueprint, send_from_directory, jsonify, send_file)
 
-from avatar_generator import Avatar
 from flask.ext.login import current_user
 from urlparse import urlparse
 from health.healthcheck import get_healthchecker
@@ -210,20 +209,6 @@ def endtoend_health():
   return response
 
 
-@app.route("/avatar/<avatar_hash>")
-@set_cache_headers
-def render_avatar(avatar_hash, headers):
-  try:
-    size = int(request.args.get('size', 16))
-  except ValueError:
-    size = 16
-
-  generated = Avatar.generate(size, avatar_hash, "PNG")
-  resp = make_response(generated, 200, {'Content-Type': 'image/png'})
-  resp.headers.extend(headers)
-  return resp
-
-
 @web.route('/tos', methods=['GET'])
 @no_cache
 def tos():
@@ -449,15 +434,16 @@ def request_authorization_code():
 
     # Load the application information.
     oauth_app = provider.get_application_for_client_id(client_id)
+    app_email = oauth_app.email or organization.email
+
     oauth_app_view = {
       'name': oauth_app.name,
       'description': oauth_app.description,
       'url': oauth_app.application_uri,
-      'avatar': avatar.compute_hash(oauth_app.avatar_email, name=oauth_app.name),
+      'avatar': avatar.get_data(oauth_app.name, app_email, 'app'),
       'organization': {
         'name': oauth_app.organization.username,
-        'avatar': avatar.compute_hash(oauth_app.organization.email,
-                                      name=oauth_app.organization.username)
+        'avatar': avatar.get_data_for_org(oauth_app.organization)
       }
     }