Extensions Docs Server: Apps samples page

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

Index: chrome/common/extensions/docs/server2/echo_handler.py
diff --git a/chrome/common/extensions/docs/server2/echo_handler.py b/chrome/common/extensions/docs/server2/echo_handler.py
index c94c412157fc3a3b8c14442d315128e02824476d..39fd287ca4f0e6b490e5b9cbc8544ec33d61cc40 100755
--- a/chrome/common/extensions/docs/server2/echo_handler.py
+++ b/chrome/common/extensions/docs/server2/echo_handler.py
@@ -20,17 +20,19 @@ from google.appengine.ext.webapp.util import run_wsgi_app
 from api_data_source import APIDataSource
 from api_list_data_source import APIListDataSource
 from appengine_memcache import AppEngineMemcache
+from appengine_url_fetcher import AppEngineUrlFetcher
 from branch_utility import BranchUtility
 from example_zipper import ExampleZipper
 from file_system_cache import FileSystemCache
 from intro_data_source import IntroDataSource
 from local_file_system import LocalFileSystem
 from memcache_file_system import MemcacheFileSystem
+from memcache_url_fetcher import MemcacheUrlFetcher
 from samples_data_source import SamplesDataSource
 from server_instance import ServerInstance
 from subversion_file_system import SubversionFileSystem
 from template_data_source import TemplateDataSource
-from appengine_url_fetcher import AppEngineUrlFetcher
+from zip_file_system import ZipFileSystem
 
 SVN_URL = 'http://src.chromium.org/chrome'
 TRUNK_URL = SVN_URL + '/trunk'
@@ -46,6 +48,8 @@ PRIVATE_TEMPLATE_PATH = DOCS_PATH + '/server2/templates/private'
 EXAMPLES_PATH = DOCS_PATH + '/examples'
 FULL_EXAMPLES_PATH = DOCS_PATH + '/' + EXAMPLES_PATH
 
+GITHUB_URL = 'https://api.github.com/repos/GoogleChrome/chrome-app-samples'
+
 # The branch that the server will default to when no branch is specified in the
 # URL. This is necessary because it is not possible to pass flags to the script
 # handler.
@@ -69,14 +73,17 @@ class Handler(webapp.RequestHandler):
   def _GetInstanceForBranch(self, branch):
     if branch in SERVER_INSTANCES:
       return SERVER_INSTANCES[branch]
+    appengine_memcache = AppEngineMemcache(branch, memcache)
     if branch == 'local':
       file_system = LocalFileSystem(EXTENSIONS_PATH)
     else:
       fetcher = AppEngineUrlFetcher(
           _GetURLFromBranch(branch) + '/' + EXTENSIONS_PATH)
       file_system = MemcacheFileSystem(SubversionFileSystem(fetcher),
-                                       AppEngineMemcache(branch, memcache))
-
+                                       appengine_memcache)
+    zip_file_system = ZipFileSystem(
+        MemcacheUrlFetcher(appengine_memcache, GITHUB_URL))
+    zip_cache_builder = FileSystemCache.Builder(zip_file_system)
     cache_builder = FileSystemCache.Builder(file_system)
     api_data_source = APIDataSource(cache_builder, API_PATH)
     api_list_data_source = APIListDataSource(cache_builder,
@@ -87,7 +94,9 @@ class Handler(webapp.RequestHandler):
                                         [INTRO_PATH, ARTICLE_PATH])
     samples_data_source_factory = SamplesDataSource.Factory(branch,
                                                             file_system,
+                                                            zip_file_system,
                                                             cache_builder,
+                                                            zip_cache_builder,
                                                             EXAMPLES_PATH)
     template_data_source_factory = TemplateDataSource.Factory(
         branch,