Docserver: Display API features that are available to content scripts

chrome/common/extensions/docs/server2/docs_server_utils.py

 # Copyright (c) 2012 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.
 
 from base64 import b64encode
 from hashlib import sha1
 import os
 
 def FormatKey(key):
   '''Normalize a key by making sure it has a .html extension, and convert any
@@ skipping 15 matching lines @@
 def StringIdentity(first, *more):
   '''Creates a small hash of a string.
   '''
   def encode(string):
     return b64encode(sha1(string).digest())
   identity = encode(first)
   for m in more:
     identity = encode(identity + m)
   return identity[:8]
 
+def MarkFirst(dicts):
+  '''Adds a property 'first' == True to the first element in a list of dicts.
+  '''
+  if len(dicts) > 0:
+    dicts[0]['first'] = True
+
 def MarkLast(dicts):
   '''Adds a property 'last' == True to the last element in a list of dicts.
   '''
   if len(dicts) > 0:
     dicts[-1]['last'] = True
 
 def ToUnicode(data):
   '''Returns the str |data| as a unicode object. It's expected to be utf8, but
   there are also latin-1 encodings in there for some reason. Fall back to that.
   '''
   try:
     return unicode(data, 'utf-8')
   except:
     return unicode(data, 'latin-1')