"Redirecting URLs to Packaged Apps" implementation: revised

chrome/renderer/chrome_content_renderer_client.cc

 // 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.
 
 #include "chrome/renderer/chrome_content_renderer_client.h"
 
 #include "base/command_line.h"
 #include "base/logging.h"
 #include "base/metrics/histogram.h"
 #include "base/path_service.h"
@@ skipping 62 matching lines @@
 #include "extensions/common/constants.h"
 #include "extensions/common/extension_urls.h"
 #include "grit/generated_resources.h"
 #include "grit/locale_settings.h"
 #include "grit/renderer_resources.h"
 #include "ipc/ipc_sync_channel.h"
 #include "net/base/net_errors.h"
 #include "ppapi/c/private/ppb_nacl_private.h"
 #include "ppapi/c/private/ppb_pdf.h"
 #include "ppapi/shared_impl/ppapi_switches.h"
+#include "third_party/WebKit/public/platform/WebURL.h"
+#include "third_party/WebKit/public/platform/WebURLError.h"
+#include "third_party/WebKit/public/platform/WebURLRequest.h"
 #include "third_party/WebKit/public/web/WebCache.h"
 #include "third_party/WebKit/public/web/WebDataSource.h"
 #include "third_party/WebKit/public/web/WebDocument.h"
 #include "third_party/WebKit/public/web/WebElement.h"
 #include "third_party/WebKit/public/web/WebFrame.h"
 #include "third_party/WebKit/public/web/WebPluginContainer.h"
 #include "third_party/WebKit/public/web/WebPluginParams.h"
 #include "third_party/WebKit/public/web/WebSecurityOrigin.h"
 #include "third_party/WebKit/public/web/WebSecurityPolicy.h"
-#include "third_party/WebKit/public/platform/WebURL.h"
-#include "third_party/WebKit/public/platform/WebURLError.h"
-#include "third_party/WebKit/public/platform/WebURLRequest.h"
+#include "third_party/WebKit/public/web/WebUserGestureIndicator.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "ui/base/layout.h"
 #include "ui/base/resource/resource_bundle.h"
 #include "ui/webui/jstemplate_builder.h"
 #include "widevine_cdm_version.h"  // In SHARED_INTERMEDIATE_DIR.
 
 #if defined(ENABLE_WEBRTC)
 #include "chrome/renderer/media/webrtc_logging_message_filter.h"
 #endif
 
@@ skipping 812 matching lines @@
 bool ChromeContentRendererClient::AllowPopup() {
   extensions::ChromeV8Context* current_context =
       extension_dispatcher_->v8_context_set().GetCurrent();
   return current_context && current_context->extension() &&
       (current_context->context_type() ==
        extensions::Feature::BLESSED_EXTENSION_CONTEXT ||
        current_context->context_type() ==
        extensions::Feature::CONTENT_SCRIPT_CONTEXT);
 }
 
+// For top-level navigations, tries to find a platform app that has registered
+// a URL handler matching the URL. If found, delegates further URL processing
+// to the browser (the browser is supposed to launch the app), and returns true
+// to cancel navigation on the renderer side. Otherwise, returns false.
+bool ChromeContentRendererClient::HandleNavigation(
+    WebKit::WebFrame* frame,
+    const WebKit::WebURLRequest& request,
+    WebKit::WebNavigationType type,
+    WebKit::WebNavigationPolicy default_policy,
+    bool is_redirect) {
+  return extension_dispatcher_->MaybeRedirectUrlToApp(frame,
+                                                      request,
+                                                      type,
+                                                      default_policy);
+}
+
 bool ChromeContentRendererClient::ShouldFork(WebFrame* frame,
                                              const GURL& url,
                                              const std::string& http_method,
                                              bool is_initial_navigation,
                                              bool is_server_redirect,
                                              bool* send_referrer) {
   DCHECK(!frame->parent());
 
   // If this is the Instant process, fork all navigations originating from the
   // renderer.  The destination page will then be bucketed back to this Instant
@@ skipping 362 matching lines @@
 #endif  // !defined(OS_ANDROID)
   return false;
 }
 
 bool ChromeContentRendererClient::ShouldReportDetailedMessageForSource(
     const base::string16& source) const {
   return extensions::IsSourceFromAnExtension(source);
 }
 
 }  // namespace chrome