A basic implementation of information about appcache. Lists manifest files, time and size information.

BUG=38463
TEST=Run chrome, navigate to about:appcache-internals.

Review URL: http://codereview.chromium.org/1109009

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@42888 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 54 insertions, 0 deletions

diff --git a/webkit/appcache/view_appcache_internals_job.h b/webkit/appcache/view_appcache_internals_job.h
new file mode 100644
index 0000000..dd5c9cf
--- /dev/null
+++ b/webkit/appcache/view_appcache_internals_job.h
@@ -0,0 +1,54 @@
+// Copyright (c) 2010 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.
+
+#ifndef WEBKIT_APPCACHE_VIEW_APPCACHE_INTERNALS_JOB_H_
+#define WEBKIT_APPCACHE_VIEW_APPCACHE_INTERNALS_JOB_H_
+
+#include <string>
+
+#include "net/url_request/url_request_simple_job.h"
+#include "webkit/appcache/appcache_service.h"
+
+class URLRequest;
+
+namespace appcache {
+
+// A job subclass that implements a protocol to inspect the internal
+// state of appcache service.
+class ViewAppCacheInternalsJob : public URLRequestSimpleJob {
+ public:
+  // Stores handle to appcache service for getting information.
+  ViewAppCacheInternalsJob(URLRequest* request, AppCacheService* service);
+
+  // Fetches the AppCache Info and calls StartAsync after it is done.
+  virtual void Start();
+
+  // URLRequestSimpleJob methods:
+  virtual bool GetData(std::string* mime_type,
+                       std::string* charset,
+                       std::string* data) const;
+
+  // Callback after asynchronously fetching contents for appcache service.
+  void OnGotAppCacheInfo(int rv);
+
+ private:
+  ~ViewAppCacheInternalsJob();
+
+  // Adds HTML from appcache information to out.
+  void GenerateHTMLAppCacheInfo(std::string* out) const;
+
+  // Callback for post-processing.
+  scoped_refptr<net::CancelableCompletionCallback<ViewAppCacheInternalsJob> >
+      appcache_info_callback_;
+  // Store appcache information.
+  scoped_refptr<AppCacheInfoCollection> info_collection_;
+  // Not owned.
+  AppCacheService* appcache_service_;
+
+  DISALLOW_COPY_AND_ASSIGN(ViewAppCacheInternalsJob);
+};
+
+}  // namespace appcache
+
+#endif  // WEBKIT_APPCACHE_VIEW_APPCACHE_INTERNALS_JOB_H_