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

4 files changed, 58 insertions, 1 deletions

diff --git a/chrome/browser/appcache/view_appcache_internals_job_factory.cc b/chrome/browser/appcache/view_appcache_internals_job_factory.cc
new file mode 100644
index 0000000..3f908af
--- /dev/null
+++ b/chrome/browser/appcache/view_appcache_internals_job_factory.cc
@@ -0,0 +1,28 @@
+// 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.
+
+#include "chrome/browser/appcache/view_appcache_internals_job_factory.h"
+
+#include "chrome/browser/net/chrome_url_request_context.h"
+#include "chrome/common/url_constants.h"
+#include "webkit/appcache/appcache_service.h"
+#include "webkit/appcache/view_appcache_internals_job.h"
+
+// static.
+bool ViewAppCacheInternalsJobFactory::IsSupportedURL(const GURL& url) {
+  return StartsWithASCII(url.spec(),
+                         chrome::kAppCacheViewInternalsURL,
+                         true /*case_sensitive*/);
+}
+
+// static.
+URLRequestJob* ViewAppCacheInternalsJobFactory::CreateJobForRequest(
+    URLRequest* request) {
+  URLRequestContext* context = request->context();
+  ChromeURLRequestContext* chrome_request_context =
+      reinterpret_cast<ChromeURLRequestContext*>(context);
+  return new appcache::ViewAppCacheInternalsJob(
+      request, chrome_request_context->appcache_service());
+}
+
diff --git a/chrome/browser/appcache/view_appcache_internals_job_factory.h b/chrome/browser/appcache/view_appcache_internals_job_factory.h
new file mode 100644
index 0000000..50ee303
--- /dev/null
+++ b/chrome/browser/appcache/view_appcache_internals_job_factory.h
@@ -0,0 +1,19 @@
+// 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 CHROME_BROWSER_APPCACHE_VIEW_APPCACHE_INTERNALS_JOB_FACTORY_H_
+#define CHROME_BROWSER_APPCACHE_VIEW_APPCACHE_INTERNALS_JOB_FACTORY_H_
+
+class GURL;
+class URLRequest;
+class URLRequestJob;
+
+class ViewAppCacheInternalsJobFactory {
+ public:
+  static bool IsSupportedURL(const GURL& url);
+  static URLRequestJob* CreateJobForRequest(URLRequest* request);
+};
+
+#endif  // CHROME_BROWSER_APPCACHE_VIEW_APPCACHE_INTERNALS_JOB_FACTORY_H_
+
diff --git a/chrome/browser/browser_about_handler.cc b/chrome/browser/browser_about_handler.cc
index 91be7c2..04955ec 100644
--- a/chrome/browser/browser_about_handler.cc
+++ b/chrome/browser/browser_about_handler.cc
@@ -895,6 +895,12 @@ bool WillHandleBrowserAboutURL(GURL* url, Profile* profile) {
     return true;
   }
 
+  // Rewrite about:appcache-internals/* URLs to chrome://appcache/*
+  if (StartsWithAboutSpecifier(*url, chrome::kAboutAppCacheInternalsURL)) {
+    *url = RemapAboutURL(chrome::kAppCacheViewInternalsURL, *url);
+    return true;
+  }
+
   // Rewrite about:plugins to chrome://plugins/.
   if (LowerCaseEqualsASCII(url->spec(), chrome::kAboutPluginsURL)) {
     *url = GURL(chrome::kChromeUIPluginsURL);
diff --git a/chrome/browser/dom_ui/chrome_url_data_manager.cc b/chrome/browser/dom_ui/chrome_url_data_manager.cc
index 46a26f4..73594d4 100644
--- a/chrome/browser/dom_ui/chrome_url_data_manager.cc
+++ b/chrome/browser/dom_ui/chrome_url_data_manager.cc
@@ -16,6 +16,7 @@
 #if defined(OS_WIN)
 #include "base/win_util.h"
 #endif
+#include "chrome/browser/appcache/view_appcache_internals_job_factory.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/chrome_thread.h"
 #include "chrome/browser/net/chrome_url_request_context.h"
@@ -31,7 +32,6 @@
 #include "net/url_request/url_request_file_job.h"
 #include "net/url_request/url_request_job.h"
 
-
 // URLRequestChromeJob is a URLRequestJob that manages running chrome-internal
 // resource requests asynchronously.
 // It hands off URL requests to ChromeURLDataManager, which asynchronously
@@ -314,6 +314,10 @@ URLRequestJob* ChromeURLDataManager::Factory(URLRequest* request,
   if (ViewNetInternalsJobFactory::IsSupportedURL(request->url()))
     return ViewNetInternalsJobFactory::CreateJobForRequest(request);
 
+  // Next check for chrome://appcache-internals/, which uses its own job type.
+  if (ViewAppCacheInternalsJobFactory::IsSupportedURL(request->url()))
+    return ViewAppCacheInternalsJobFactory::CreateJobForRequest(request);
+
   // Fall back to using a custom handler
   return new URLRequestChromeJob(request);
 }