Extensions Docs Server: Pull info from _permission_features.json

chrome/common/extensions/docs/server2/api_data_source.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.
 
 import json
 import logging
 import os
 
 from handlebar_dict_generator import HandlebarDictGenerator
 import third_party.json_schema_compiler.json_comment_eater as json_comment_eater
 import third_party.json_schema_compiler.model as model
 import third_party.json_schema_compiler.idl_schema as idl_schema
 import third_party.json_schema_compiler.idl_parser as idl_parser
 
 class APIDataSource(object):
   """This class fetches and loads JSON APIs from the FileSystem passed in with
   |cache_builder|, so the APIs can be plugged into templates.
   """
   def __init__(self, cache_builder, base_path):
     self._json_cache = cache_builder.build(self._LoadJsonAPI)
     self._idl_cache = cache_builder.build(self._LoadIdlAPI)
+    self._permissions_cache = cache_builder.build(self._LoadPermissions)
     self._base_path = base_path
 
   def _LoadJsonAPI(self, api):
     generator = HandlebarDictGenerator(
         json.loads(json_comment_eater.Nom(api))[0])
     return generator.Generate()
 
   def _LoadIdlAPI(self, api):
     idl = idl_parser.IDLParser().ParseData(api)
     generator = HandlebarDictGenerator(idl_schema.IDLSchema(idl).process()[0])
     return generator.Generate()
 
+  def _LoadPermissions(self, perms_json):
+    return json.loads(json_comment_eater.Nom(perms_json))
+
+  def _GetFeature(self, path):
+    # Remove 'experimental_' from path name to match the keys in
+    # _permissions_features.json.
+    path = path.replace('experimental_', '')
+    try:
+      perms = self._permissions_cache.GetFromFile(
+          self._base_path + '/_permission_features.json')
+      api_perms = perms.get(path, None)
+      if api_perms['channel'] == 'dev':
+        api_perms['dev'] = True
+      return api_perms
+    except Exception:
+      return None
+
+  def _AddPermissionsDict(self, api_dict, path):
+    return_dict = { 'permissions': self._GetFeature(path) }
+    return_dict.update(api_dict)
+    return return_dict
+
   def __getitem__(self, key):
     return self.get(key)
 
   def get(self, key):
     path, ext = os.path.splitext(key)
     unix_name = model.UnixName(path)
     json_path = unix_name + '.json'
     idl_path = unix_name + '.idl'
     try:
-      return self._json_cache.GetFromFile(self._base_path + '/' + json_path)
+      return self._AddPermissionsDict(self._json_cache.GetFromFile(
+          self._base_path + '/' + json_path), path)
     except Exception:
       try:
-        return self._idl_cache.GetFromFile(self._base_path + '/' + idl_path)
+        return self._AddPermissionsDict(self._idl_cache.GetFromFile(
+            self._base_path + '/' + idl_path), path)
       except Exception as e:
         logging.warn(e)
         return None