PlzNavigate: AppCache support.

content/browser/frame_host/navigation_request.cc

 // Copyright 2014 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 "content/browser/frame_host/navigation_request.h"
 
 #include <utility>
 
+#include "content/browser/appcache/appcache_frame_node_navigation.h"
+#include "content/browser/appcache/appcache_service_impl.h"
 #include "content/browser/child_process_security_policy_impl.h"
 #include "content/browser/devtools/render_frame_devtools_agent_host.h"
 #include "content/browser/frame_host/frame_tree.h"
 #include "content/browser/frame_host/frame_tree_node.h"
 #include "content/browser/frame_host/navigation_controller_impl.h"
 #include "content/browser/frame_host/navigation_handle_impl.h"
 #include "content/browser/frame_host/navigation_request_info.h"
 #include "content/browser/frame_host/navigator.h"
 #include "content/browser/frame_host/navigator_impl.h"
 #include "content/browser/loader/navigation_url_loader.h"
 #include "content/browser/renderer_host/render_process_host_impl.h"
 #include "content/browser/service_worker/service_worker_context_wrapper.h"
 #include "content/browser/service_worker/service_worker_navigation_handle.h"
 #include "content/browser/site_instance_impl.h"
 #include "content/common/resource_request_body_impl.h"
 #include "content/public/browser/browser_context.h"
 #include "content/public/browser/content_browser_client.h"
 #include "content/public/browser/navigation_controller.h"
 #include "content/public/browser/navigation_data.h"
 #include "content/public/browser/navigation_ui_data.h"
 #include "content/public/browser/storage_partition.h"
 #include "content/public/browser/stream_handle.h"
+#include "content/public/common/appcache_info.h"
 #include "content/public/common/content_client.h"
 #include "content/public/common/request_context_type.h"
 #include "content/public/common/resource_response.h"
 #include "content/public/common/url_constants.h"
 #include "net/base/load_flags.h"
 #include "net/base/url_util.h"
 #include "net/http/http_request_headers.h"
 #include "net/url_request/redirect_info.h"
 #include "third_party/WebKit/public/web/WebSandboxFlags.h"
 
@@ skipping 174 matching lines @@
     const NavigationEntryImpl* entry)
     : frame_tree_node_(frame_tree_node),
       common_params_(common_params),
       begin_params_(begin_params),
       request_params_(request_params),
       browser_initiated_(browser_initiated),
       state_(NOT_STARTED),
       restore_type_(RestoreType::NONE),
       is_view_source_(false),
       bindings_(NavigationEntryImpl::kInvalidBindings),
-      associated_site_instance_type_(AssociatedSiteInstanceType::NONE) {
+      associated_site_instance_type_(AssociatedSiteInstanceType::NONE),
+      appcache_host_id_(kAppCacheNoHostId),
+      navigation_committed_(false) {
   DCHECK(!browser_initiated || (entry != nullptr && frame_entry != nullptr));
   if (browser_initiated) {
     FrameNavigationEntry* frame_entry = entry->GetFrameEntry(frame_tree_node);
     if (frame_entry) {
       source_site_instance_ = frame_entry->source_site_instance();
       dest_site_instance_ = frame_entry->site_instance();
     }
 
     restore_type_ = entry->restore_type();
     is_view_source_ = entry->IsViewSourceMode();
@@ skipping 13 matching lines @@
   // Add necessary headers that may not be present in the BeginNavigationParams.
   net::HttpRequestHeaders headers;
   headers.AddHeadersFromString(begin_params_.headers);
   AddAdditionalRequestHeaders(
       &headers, common_params_.url, common_params_.navigation_type,
       frame_tree_node_->navigator()->GetController()->GetBrowserContext());
   begin_params_.headers = headers.ToString();
 }
 
 NavigationRequest::~NavigationRequest() {
+  // If the navigation was started but never committed we need to inform the
+  // AppCacheFrameNavigationHandler about this so it can clean up any state.
+  if ((state_ == STARTED || state_ == RESPONSE_STARTED) &&
+      !navigation_committed_) {
+    AppCacheFrameNavigationHandler::FailedNavigation(
+        frame_tree_node_->frame_tree_node_id());
+  }
 }
 
 void NavigationRequest::BeginNavigation() {
   DCHECK(!loader_);
   DCHECK(state_ == NOT_STARTED || state_ == WAITING_FOR_RENDERER_RESPONSE);
   state_ = STARTED;
   RenderFrameDevToolsAgentHost::OnBeforeNavigation(navigation_handle_.get());
 
+  SiteInstance* site_instance =
+      frame_tree_node_->current_frame_host()->GetSiteInstance();
+  StoragePartition* partition = BrowserContext::GetStoragePartition(
+      site_instance->GetBrowserContext(), site_instance);
+
+  // Inform the AppCacheFrameNavigationHandler class about this navigation.
+  // This function returns the AppCache host id which we need to pass to the
+  // renderer when the navigation commits.
+  appcache_host_id_ = AppCacheFrameNavigationHandler::BeginNavigation(
+      static_cast<AppCacheServiceImpl*>(partition->GetAppCacheService()),
+      frame_tree_node_->frame_tree_node_id());
+
   if (ShouldMakeNetworkRequestForURL(common_params_.url)) {
     // It's safe to use base::Unretained because this NavigationRequest owns
     // the NavigationHandle where the callback will be stored.
     // TODO(clamy): pass the real value for |is_external_protocol| if needed.
     // TODO(clamy): pass the method to the NavigationHandle instead of a
     // boolean.
     navigation_handle_->WillStartRequest(
         common_params_.method, common_params_.post_data,
         Referrer::SanitizeForRequest(common_params_.url,
                                      common_params_.referrer),
@@ skipping 152 matching lines @@
       common_params_.should_replace_current_entry, false, false,
       base::Closure(),
       base::Bind(&NavigationRequest::OnWillProcessResponseChecksComplete,
                  base::Unretained(this)));
 }
 
 void NavigationRequest::OnRequestFailed(bool has_stale_copy_in_cache,
                                         int net_error) {
   DCHECK(state_ == STARTED);
   state_ = FAILED;
+
+  AppCacheFrameNavigationHandler::FailedNavigation(
+      frame_tree_node_->frame_tree_node_id());
+
   navigation_handle_->set_net_error_code(static_cast<net::Error>(net_error));
   frame_tree_node_->navigator()->FailedNavigation(
       frame_tree_node_, has_stale_copy_in_cache, net_error);
 }
 
 void NavigationRequest::OnRequestStarted(base::TimeTicks timestamp) {
   if (frame_tree_node_->IsMainFrame()) {
     TRACE_EVENT_ASYNC_END_WITH_TIMESTAMP0(
         "navigation", "Navigation timeToNetworkStack", navigation_handle_.get(),
         timestamp);
@@ skipping 75 matching lines @@
   bool report_raw_headers =
       RenderFrameDevToolsAgentHost::IsNetworkHandlerEnabled(frame_tree_node_);
 
   loader_ = NavigationURLLoader::Create(
       frame_tree_node_->navigator()->GetController()->GetBrowserContext(),
       base::MakeUnique<NavigationRequestInfo>(
           common_params_, begin_params_, first_party_for_cookies,
           frame_tree_node_->current_origin(), frame_tree_node_->IsMainFrame(),
           parent_is_main_frame, IsSecureFrame(frame_tree_node_->parent()),
           frame_tree_node_->frame_tree_node_id(), is_for_guests_only,
-          report_raw_headers),
+          report_raw_headers, appcache_host_id_,
+          static_cast<AppCacheServiceImpl*>(partition->GetAppCacheService())),
       std::move(navigation_ui_data),
       navigation_handle_->service_worker_handle(), this);
 }
 
 void NavigationRequest::OnRedirectChecksComplete(
     NavigationThrottle::ThrottleCheckResult result) {
   CHECK(result != NavigationThrottle::DEFER);
 
   // Abort the request if needed. This will destroy the NavigationRequest.
   if (result == NavigationThrottle::CANCEL_AND_IGNORE ||
@@ skipping 36 matching lines @@
       navigation_handle_->GetRenderFrameHost();
   DCHECK(render_frame_host ==
              frame_tree_node_->render_manager()->current_frame_host() ||
          render_frame_host ==
              frame_tree_node_->render_manager()->speculative_frame_host());
 
   TransferNavigationHandleOwnership(render_frame_host);
 
   DCHECK_EQ(request_params_.has_user_gesture, begin_params_.has_user_gesture);
 
+  AppCacheFrameNavigationHandler::CommitNavigation(
+      frame_tree_node_->frame_tree_node_id(),
+      render_frame_host->GetProcess()->GetID());
+
+  navigation_committed_ = true;
+
+  request_params_.appcache_host_id = appcache_host_id_;
+
   render_frame_host->CommitNavigation(response_.get(), std::move(body_),
                                       common_params_, request_params_,
                                       is_view_source_);
 
   frame_tree_node_->ResetNavigationRequest(true);
 }
 
 }  // namespace content