| // 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. |
| |
| // Implements the Chrome Extensions WebNavigation API. |
| |
| #include "chrome/browser/extensions/api/web_navigation/web_navigation_api.h" |
| |
| #include "base/lazy_instance.h" |
| #include "chrome/browser/chrome_notification_types.h" |
| #include "chrome/browser/extensions/api/web_navigation/web_navigation_api_constants.h" |
| #include "chrome/browser/extensions/api/web_navigation/web_navigation_api_helpers.h" |
| #include "chrome/browser/extensions/extension_tab_util.h" |
| #include "chrome/browser/profiles/profile.h" |
| #include "chrome/browser/tab_contents/retargeting_details.h" |
| #include "chrome/browser/ui/browser.h" |
| #include "chrome/browser/ui/browser_iterator.h" |
| #include "chrome/browser/ui/browser_list.h" |
| #include "chrome/common/extensions/api/web_navigation.h" |
| #include "content/public/browser/navigation_details.h" |
| #include "content/public/browser/notification_service.h" |
| #include "content/public/browser/notification_types.h" |
| #include "content/public/browser/render_frame_host.h" |
| #include "content/public/browser/render_process_host.h" |
| #include "content/public/browser/render_view_host.h" |
| #include "content/public/browser/resource_request_details.h" |
| #include "content/public/browser/web_contents.h" |
| #include "content/public/common/url_constants.h" |
| #include "extensions/browser/event_router.h" |
| #include "extensions/browser/view_type_utils.h" |
| #include "net/base/net_errors.h" |
| |
| using content::ResourceType; |
| |
| namespace GetFrame = extensions::api::web_navigation::GetFrame; |
| namespace GetAllFrames = extensions::api::web_navigation::GetAllFrames; |
| |
| DEFINE_WEB_CONTENTS_USER_DATA_KEY(extensions::WebNavigationTabObserver); |
| |
| namespace extensions { |
| |
| namespace helpers = web_navigation_api_helpers; |
| namespace keys = web_navigation_api_constants; |
| namespace web_navigation = api::web_navigation; |
| |
| namespace { |
| |
| typedef std::map<content::WebContents*, WebNavigationTabObserver*> |
| TabObserverMap; |
| static base::LazyInstance<TabObserverMap> g_tab_observer = |
| LAZY_INSTANCE_INITIALIZER; |
| |
| } // namespace |
| |
| // WebNavigtionEventRouter ------------------------------------------- |
| |
| WebNavigationEventRouter::PendingWebContents::PendingWebContents() |
| : source_web_contents(NULL), |
| source_frame_host(NULL), |
| target_web_contents(NULL), |
| target_url() { |
| } |
| |
| WebNavigationEventRouter::PendingWebContents::PendingWebContents( |
| content::WebContents* source_web_contents, |
| content::RenderFrameHost* source_frame_host, |
| content::WebContents* target_web_contents, |
| const GURL& target_url) |
| : source_web_contents(source_web_contents), |
| source_frame_host(source_frame_host), |
| target_web_contents(target_web_contents), |
| target_url(target_url) { |
| } |
| |
| WebNavigationEventRouter::PendingWebContents::~PendingWebContents() {} |
| |
| WebNavigationEventRouter::WebNavigationEventRouter(Profile* profile) |
| : profile_(profile) { |
| CHECK(registrar_.IsEmpty()); |
| registrar_.Add(this, |
| chrome::NOTIFICATION_RETARGETING, |
| content::NotificationService::AllSources()); |
| registrar_.Add(this, |
| chrome::NOTIFICATION_TAB_ADDED, |
| content::NotificationService::AllSources()); |
| registrar_.Add(this, |
| content::NOTIFICATION_WEB_CONTENTS_DESTROYED, |
| content::NotificationService::AllSources()); |
| |
| BrowserList::AddObserver(this); |
| for (chrome::BrowserIterator it; !it.done(); it.Next()) |
| OnBrowserAdded(*it); |
| } |
| |
| WebNavigationEventRouter::~WebNavigationEventRouter() { |
| for (chrome::BrowserIterator it; !it.done(); it.Next()) |
| OnBrowserRemoved(*it); |
| BrowserList::RemoveObserver(this); |
| } |
| |
| void WebNavigationEventRouter::OnBrowserAdded(Browser* browser) { |
| if (!profile_->IsSameProfile(browser->profile())) |
| return; |
| browser->tab_strip_model()->AddObserver(this); |
| } |
| |
| void WebNavigationEventRouter::OnBrowserRemoved(Browser* browser) { |
| if (!profile_->IsSameProfile(browser->profile())) |
| return; |
| browser->tab_strip_model()->RemoveObserver(this); |
| } |
| |
| void WebNavigationEventRouter::TabReplacedAt( |
| TabStripModel* tab_strip_model, |
| content::WebContents* old_contents, |
| content::WebContents* new_contents, |
| int index) { |
| WebNavigationTabObserver* tab_observer = |
| WebNavigationTabObserver::Get(old_contents); |
| if (!tab_observer) { |
| // If you hit this DCHECK(), please add reproduction steps to |
| // http://crbug.com/109464. |
| DCHECK(GetViewType(old_contents) != VIEW_TYPE_TAB_CONTENTS); |
| return; |
| } |
| const FrameNavigationState& frame_navigation_state = |
| tab_observer->frame_navigation_state(); |
| |
| if (!frame_navigation_state.IsValidUrl(old_contents->GetURL()) || |
| !frame_navigation_state.IsValidUrl(new_contents->GetURL())) |
| return; |
| |
| helpers::DispatchOnTabReplaced(old_contents, profile_, new_contents); |
| } |
| |
| void WebNavigationEventRouter::Observe( |
| int type, |
| const content::NotificationSource& source, |
| const content::NotificationDetails& details) { |
| switch (type) { |
| case chrome::NOTIFICATION_RETARGETING: { |
| Profile* profile = content::Source<Profile>(source).ptr(); |
| if (profile->GetOriginalProfile() == profile_) { |
| Retargeting( |
| content::Details<const RetargetingDetails>(details).ptr()); |
| } |
| break; |
| } |
| |
| case chrome::NOTIFICATION_TAB_ADDED: |
| TabAdded(content::Details<content::WebContents>(details).ptr()); |
| break; |
| |
| case content::NOTIFICATION_WEB_CONTENTS_DESTROYED: |
| TabDestroyed(content::Source<content::WebContents>(source).ptr()); |
| break; |
| |
| default: |
| NOTREACHED(); |
| } |
| } |
| |
| void WebNavigationEventRouter::Retargeting(const RetargetingDetails* details) { |
| if (details->source_render_frame_id == 0) |
| return; |
| WebNavigationTabObserver* tab_observer = |
| WebNavigationTabObserver::Get(details->source_web_contents); |
| if (!tab_observer) { |
| // If you hit this DCHECK(), please add reproduction steps to |
| // http://crbug.com/109464. |
| DCHECK(GetViewType(details->source_web_contents) != VIEW_TYPE_TAB_CONTENTS); |
| return; |
| } |
| const FrameNavigationState& frame_navigation_state = |
| tab_observer->frame_navigation_state(); |
| |
| content::RenderFrameHost* frame_host = content::RenderFrameHost::FromID( |
| details->source_web_contents->GetRenderProcessHost()->GetID(), |
| details->source_render_frame_id); |
| if (!frame_navigation_state.CanSendEvents(frame_host)) |
| return; |
| |
| // If the WebContents isn't yet inserted into a tab strip, we need to delay |
| // the extension event until the WebContents is fully initialized. |
| if (details->not_yet_in_tabstrip) { |
| pending_web_contents_[details->target_web_contents] = |
| PendingWebContents(details->source_web_contents, |
| frame_host, |
| details->target_web_contents, |
| details->target_url); |
| } else { |
| helpers::DispatchOnCreatedNavigationTarget( |
| details->source_web_contents, |
| details->target_web_contents->GetBrowserContext(), |
| frame_host, |
| details->target_web_contents, |
| details->target_url); |
| } |
| } |
| |
| void WebNavigationEventRouter::TabAdded(content::WebContents* tab) { |
| std::map<content::WebContents*, PendingWebContents>::iterator iter = |
| pending_web_contents_.find(tab); |
| if (iter == pending_web_contents_.end()) |
| return; |
| |
| WebNavigationTabObserver* tab_observer = |
| WebNavigationTabObserver::Get(iter->second.source_web_contents); |
| if (!tab_observer) { |
| NOTREACHED(); |
| return; |
| } |
| const FrameNavigationState& frame_navigation_state = |
| tab_observer->frame_navigation_state(); |
| |
| if (frame_navigation_state.CanSendEvents(iter->second.source_frame_host)) { |
| helpers::DispatchOnCreatedNavigationTarget( |
| iter->second.source_web_contents, |
| iter->second.target_web_contents->GetBrowserContext(), |
| iter->second.source_frame_host, |
| iter->second.target_web_contents, |
| iter->second.target_url); |
| } |
| pending_web_contents_.erase(iter); |
| } |
| |
| void WebNavigationEventRouter::TabDestroyed(content::WebContents* tab) { |
| pending_web_contents_.erase(tab); |
| for (std::map<content::WebContents*, PendingWebContents>::iterator i = |
| pending_web_contents_.begin(); i != pending_web_contents_.end(); ) { |
| if (i->second.source_web_contents == tab) |
| pending_web_contents_.erase(i++); |
| else |
| ++i; |
| } |
| } |
| |
| // WebNavigationTabObserver ------------------------------------------ |
| |
| WebNavigationTabObserver::WebNavigationTabObserver( |
| content::WebContents* web_contents) |
| : WebContentsObserver(web_contents), |
| render_view_host_(NULL), |
| pending_render_view_host_(NULL) { |
| g_tab_observer.Get().insert(TabObserverMap::value_type(web_contents, this)); |
| registrar_.Add(this, |
| content::NOTIFICATION_RENDER_VIEW_HOST_WILL_CLOSE_RENDER_VIEW, |
| content::NotificationService::AllSources()); |
| } |
| |
| WebNavigationTabObserver::~WebNavigationTabObserver() {} |
| |
| // static |
| WebNavigationTabObserver* WebNavigationTabObserver::Get( |
| content::WebContents* web_contents) { |
| TabObserverMap::iterator i = g_tab_observer.Get().find(web_contents); |
| return i == g_tab_observer.Get().end() ? NULL : i->second; |
| } |
| |
| content::RenderViewHost* WebNavigationTabObserver::GetRenderViewHostInProcess( |
| int process_id) const { |
| if (render_view_host_ && |
| render_view_host_->GetProcess()->GetID() == process_id) { |
| return render_view_host_; |
| } |
| if (pending_render_view_host_ && |
| pending_render_view_host_->GetProcess()->GetID() == process_id) { |
| return pending_render_view_host_; |
| } |
| return NULL; |
| } |
| |
| void WebNavigationTabObserver::Observe( |
| int type, |
| const content::NotificationSource& source, |
| const content::NotificationDetails& details) { |
| switch (type) { |
| case content::NOTIFICATION_RENDER_VIEW_HOST_WILL_CLOSE_RENDER_VIEW: { |
| // The RenderView is technically not yet deleted, but the RenderViewHost |
| // already starts to filter out some IPCs. In order to not get confused, |
| // we consider the RenderView dead already now. |
| RenderViewDeleted(content::Source<content::RenderViewHost>(source).ptr()); |
| break; |
| } |
| |
| default: |
| NOTREACHED(); |
| } |
| } |
| |
| void WebNavigationTabObserver::RenderFrameDeleted( |
| content::RenderFrameHost* render_frame_host) { |
| content::RenderViewHost* render_view_host = |
| render_frame_host->GetRenderViewHost(); |
| if (render_view_host != render_view_host_ && |
| render_view_host != pending_render_view_host_) { |
| return; |
| } |
| if (navigation_state_.CanSendEvents(render_frame_host) && |
| !navigation_state_.GetNavigationCompleted(render_frame_host)) { |
| helpers::DispatchOnErrorOccurred( |
| web_contents(), |
| render_frame_host, |
| navigation_state_.GetUrl(render_frame_host), |
| net::ERR_ABORTED); |
| } |
| navigation_state_.FrameDetached(render_frame_host); |
| } |
| |
| void WebNavigationTabObserver::RenderViewDeleted( |
| content::RenderViewHost* render_view_host) { |
| if (render_view_host == render_view_host_) { |
| render_view_host_ = NULL; |
| if (pending_render_view_host_) { |
| render_view_host_ = pending_render_view_host_; |
| pending_render_view_host_ = NULL; |
| } |
| } else if (render_view_host == pending_render_view_host_) { |
| pending_render_view_host_ = NULL; |
| } else { |
| return; |
| } |
| SendErrorEvents(web_contents(), render_view_host, NULL); |
| } |
| |
| void WebNavigationTabObserver::AboutToNavigateRenderView( |
| content::RenderViewHost* render_view_host) { |
| if (!render_view_host_) { |
| render_view_host_ = render_view_host; |
| } else if (render_view_host != render_view_host_) { |
| if (pending_render_view_host_) { |
| SendErrorEvents(web_contents(), pending_render_view_host_, NULL); |
| } |
| pending_render_view_host_ = render_view_host; |
| } |
| } |
| |
| void WebNavigationTabObserver::DidStartProvisionalLoadForFrame( |
| content::RenderFrameHost* render_frame_host, |
| const GURL& validated_url, |
| bool is_error_page, |
| bool is_iframe_srcdoc) { |
| content::RenderViewHost* render_view_host = |
| render_frame_host->GetRenderViewHost(); |
| DVLOG(2) << "DidStartProvisionalLoad(" |
| << "render_view_host=" << render_view_host |
| << ", frame_num=" << render_frame_host->GetRoutingID() |
| << ", url=" << validated_url << ")"; |
| if (!render_view_host_) |
| render_view_host_ = render_view_host; |
| if (render_view_host != render_view_host_ && |
| render_view_host != pending_render_view_host_) |
| return; |
| |
| navigation_state_.TrackFrame( |
| render_frame_host, validated_url, is_error_page, is_iframe_srcdoc); |
| |
| if (!navigation_state_.CanSendEvents(render_frame_host)) |
| return; |
| |
| helpers::DispatchOnBeforeNavigate( |
| web_contents(), |
| render_frame_host, |
| navigation_state_.GetUrl(render_frame_host)); |
| } |
| |
| void WebNavigationTabObserver::DidCommitProvisionalLoadForFrame( |
| content::RenderFrameHost* render_frame_host, |
| const GURL& url, |
| content::PageTransition transition_type) { |
| content::RenderViewHost* render_view_host = |
| render_frame_host->GetRenderViewHost(); |
| DVLOG(2) << "DidCommitProvisionalLoad(" |
| << "render_view_host=" << render_view_host |
| << ", frame_num=" << render_frame_host->GetRoutingID() |
| << ", url=" << url << ")"; |
| if (render_view_host != render_view_host_ && |
| render_view_host != pending_render_view_host_) |
| return; |
| |
| bool is_reference_fragment_navigation = |
| IsReferenceFragmentNavigation(render_frame_host, url); |
| bool is_history_state_modification = |
| navigation_state_.GetNavigationCommitted(render_frame_host); |
| |
| if (!render_frame_host->GetParent() && |
| render_view_host_ == render_view_host) { |
| // Changing the reference fragment or the history state using |
| // history.pushState or history.replaceState does not cancel on-going |
| // iframe navigations. |
| if (!is_reference_fragment_navigation && !is_history_state_modification) |
| SendErrorEvents(web_contents(), render_view_host_, render_frame_host); |
| if (pending_render_view_host_) { |
| SendErrorEvents(web_contents(), pending_render_view_host_, NULL); |
| pending_render_view_host_ = NULL; |
| } |
| } else if (pending_render_view_host_ == render_view_host) { |
| SendErrorEvents(web_contents(), render_view_host_, NULL); |
| render_view_host_ = pending_render_view_host_; |
| pending_render_view_host_ = NULL; |
| } |
| |
| // Update the URL as it might have changed. |
| navigation_state_.UpdateFrame(render_frame_host, url); |
| navigation_state_.SetNavigationCommitted(render_frame_host); |
| |
| if (!navigation_state_.CanSendEvents(render_frame_host)) |
| return; |
| |
| if (is_reference_fragment_navigation) { |
| helpers::DispatchOnCommitted( |
| web_navigation::OnReferenceFragmentUpdated::kEventName, |
| web_contents(), |
| render_frame_host, |
| navigation_state_.GetUrl(render_frame_host), |
| transition_type); |
| } else if (is_history_state_modification) { |
| helpers::DispatchOnCommitted( |
| web_navigation::OnHistoryStateUpdated::kEventName, |
| web_contents(), |
| render_frame_host, |
| navigation_state_.GetUrl(render_frame_host), |
| transition_type); |
| } else { |
| if (navigation_state_.GetIsServerRedirected(render_frame_host)) { |
| transition_type = static_cast<content::PageTransition>( |
| transition_type | content::PAGE_TRANSITION_SERVER_REDIRECT); |
| } |
| helpers::DispatchOnCommitted(web_navigation::OnCommitted::kEventName, |
| web_contents(), |
| render_frame_host, |
| navigation_state_.GetUrl(render_frame_host), |
| transition_type); |
| } |
| } |
| |
| void WebNavigationTabObserver::DidFailProvisionalLoad( |
| content::RenderFrameHost* render_frame_host, |
| const GURL& validated_url, |
| int error_code, |
| const base::string16& error_description) { |
| content::RenderViewHost* render_view_host = |
| render_frame_host->GetRenderViewHost(); |
| DVLOG(2) << "DidFailProvisionalLoad(" |
| << "render_view_host=" << render_view_host |
| << ", frame_num=" << render_frame_host->GetRoutingID() |
| << ", url=" << validated_url << ")"; |
| if (render_view_host != render_view_host_ && |
| render_view_host != pending_render_view_host_) |
| return; |
| bool stop_tracking_frames = false; |
| if (render_view_host == pending_render_view_host_) { |
| pending_render_view_host_ = NULL; |
| stop_tracking_frames = true; |
| } |
| |
| if (navigation_state_.CanSendEvents(render_frame_host)) { |
| helpers::DispatchOnErrorOccurred( |
| web_contents(), |
| render_frame_host, |
| navigation_state_.GetUrl(render_frame_host), |
| error_code); |
| } |
| navigation_state_.SetErrorOccurredInFrame(render_frame_host); |
| if (stop_tracking_frames) { |
| navigation_state_.StopTrackingFramesInRVH(render_view_host, NULL); |
| } |
| } |
| |
| void WebNavigationTabObserver::DocumentLoadedInFrame( |
| content::RenderFrameHost* render_frame_host) { |
| content::RenderViewHost* render_view_host = |
| render_frame_host->GetRenderViewHost(); |
| DVLOG(2) << "DocumentLoadedInFrame(" |
| << "render_view_host=" << render_view_host |
| << ", frame_num=" << render_frame_host->GetRoutingID() << ")"; |
| if (render_view_host != render_view_host_) |
| return; |
| if (!navigation_state_.CanSendEvents(render_frame_host)) |
| return; |
| navigation_state_.SetParsingFinished(render_frame_host); |
| helpers::DispatchOnDOMContentLoaded( |
| web_contents(), |
| render_frame_host, |
| navigation_state_.GetUrl(render_frame_host)); |
| |
| if (!navigation_state_.GetNavigationCompleted(render_frame_host)) |
| return; |
| |
| // The load might already have finished by the time we finished parsing. For |
| // compatibility reasons, we artifically delay the load completed signal until |
| // after parsing was completed. |
| helpers::DispatchOnCompleted(web_contents(), |
| render_frame_host, |
| navigation_state_.GetUrl(render_frame_host)); |
| } |
| |
| void WebNavigationTabObserver::DidFinishLoad( |
| content::RenderFrameHost* render_frame_host, |
| const GURL& validated_url) { |
| content::RenderViewHost* render_view_host = |
| render_frame_host->GetRenderViewHost(); |
| DVLOG(2) << "DidFinishLoad(" |
| << "render_view_host=" << render_view_host |
| << ", frame_num=" << render_frame_host->GetRoutingID() |
| << ", url=" << validated_url << ")"; |
| if (render_view_host != render_view_host_) |
| return; |
| // When showing replacement content, we might get load signals for frames |
| // that weren't reguarly loaded. |
| if (!navigation_state_.IsValidFrame(render_frame_host)) |
| return; |
| navigation_state_.SetNavigationCompleted(render_frame_host); |
| if (!navigation_state_.CanSendEvents(render_frame_host)) |
| return; |
| DCHECK(navigation_state_.GetUrl(render_frame_host) == validated_url || |
| (navigation_state_.GetUrl(render_frame_host) == |
| GURL(content::kAboutSrcDocURL) && |
| validated_url == GURL(url::kAboutBlankURL))) |
| << "validated URL is " << validated_url << " but we expected " |
| << navigation_state_.GetUrl(render_frame_host); |
| |
| // The load might already have finished by the time we finished parsing. For |
| // compatibility reasons, we artifically delay the load completed signal until |
| // after parsing was completed. |
| if (!navigation_state_.GetParsingFinished(render_frame_host)) |
| return; |
| helpers::DispatchOnCompleted(web_contents(), |
| render_frame_host, |
| navigation_state_.GetUrl(render_frame_host)); |
| } |
| |
| void WebNavigationTabObserver::DidFailLoad( |
| content::RenderFrameHost* render_frame_host, |
| const GURL& validated_url, |
| int error_code, |
| const base::string16& error_description) { |
| content::RenderViewHost* render_view_host = |
| render_frame_host->GetRenderViewHost(); |
| DVLOG(2) << "DidFailLoad(" |
| << "render_view_host=" << render_view_host |
| << ", frame_num=" << render_frame_host->GetRoutingID() |
| << ", url=" << validated_url << ")"; |
| if (render_view_host != render_view_host_) |
| return; |
| // When showing replacement content, we might get load signals for frames |
| // that weren't reguarly loaded. |
| if (!navigation_state_.IsValidFrame(render_frame_host)) |
| return; |
| if (navigation_state_.CanSendEvents(render_frame_host)) { |
| helpers::DispatchOnErrorOccurred( |
| web_contents(), |
| render_frame_host, |
| navigation_state_.GetUrl(render_frame_host), |
| error_code); |
| } |
| navigation_state_.SetErrorOccurredInFrame(render_frame_host); |
| } |
| |
| void WebNavigationTabObserver::DidGetRedirectForResourceRequest( |
| content::RenderViewHost* render_view_host, |
| const content::ResourceRedirectDetails& details) { |
| if (details.resource_type != ResourceType::MAIN_FRAME && |
| details.resource_type != ResourceType::SUB_FRAME) { |
| return; |
| } |
| content::RenderFrameHost* render_frame_host = |
| content::RenderFrameHost::FromID(render_view_host->GetProcess()->GetID(), |
| details.render_frame_id); |
| navigation_state_.SetIsServerRedirected(render_frame_host); |
| } |
| |
| void WebNavigationTabObserver::DidOpenRequestedURL( |
| content::WebContents* new_contents, |
| const GURL& url, |
| const content::Referrer& referrer, |
| WindowOpenDisposition disposition, |
| content::PageTransition transition, |
| int64 source_frame_num) { |
| content::RenderFrameHost* render_frame_host = |
| content::RenderFrameHost::FromID(render_view_host_->GetProcess()->GetID(), |
| source_frame_num); |
| if (!navigation_state_.CanSendEvents(render_frame_host)) |
| return; |
| |
| // We only send the onCreatedNavigationTarget if we end up creating a new |
| // window. |
| if (disposition != SINGLETON_TAB && |
| disposition != NEW_FOREGROUND_TAB && |
| disposition != NEW_BACKGROUND_TAB && |
| disposition != NEW_POPUP && |
| disposition != NEW_WINDOW && |
| disposition != OFF_THE_RECORD) |
| return; |
| |
| helpers::DispatchOnCreatedNavigationTarget(web_contents(), |
| new_contents->GetBrowserContext(), |
| render_frame_host, |
| new_contents, |
| url); |
| } |
| |
| void WebNavigationTabObserver::WebContentsDestroyed() { |
| g_tab_observer.Get().erase(web_contents()); |
| registrar_.RemoveAll(); |
| SendErrorEvents(web_contents(), NULL, NULL); |
| } |
| |
| void WebNavigationTabObserver::SendErrorEvents( |
| content::WebContents* web_contents, |
| content::RenderViewHost* render_view_host, |
| content::RenderFrameHost* frame_host_to_skip) { |
| for (FrameNavigationState::const_iterator it = navigation_state_.begin(); |
| it != navigation_state_.end(); |
| ++it) { |
| if (!navigation_state_.GetNavigationCompleted(*it) && |
| navigation_state_.CanSendEvents(*it) && *it != frame_host_to_skip && |
| (!render_view_host || (*it)->GetRenderViewHost() == render_view_host)) { |
| navigation_state_.SetErrorOccurredInFrame(*it); |
| helpers::DispatchOnErrorOccurred( |
| web_contents, *it, navigation_state_.GetUrl(*it), net::ERR_ABORTED); |
| } |
| } |
| if (render_view_host) |
| navigation_state_.StopTrackingFramesInRVH(render_view_host, |
| frame_host_to_skip); |
| } |
| |
| // See also NavigationController::IsURLInPageNavigation. |
| bool WebNavigationTabObserver::IsReferenceFragmentNavigation( |
| content::RenderFrameHost* render_frame_host, |
| const GURL& url) { |
| GURL existing_url = navigation_state_.GetUrl(render_frame_host); |
| if (existing_url == url) |
| return false; |
| |
| url::Replacements<char> replacements; |
| replacements.ClearRef(); |
| return existing_url.ReplaceComponents(replacements) == |
| url.ReplaceComponents(replacements); |
| } |
| |
| bool WebNavigationGetFrameFunction::RunSync() { |
| scoped_ptr<GetFrame::Params> params(GetFrame::Params::Create(*args_)); |
| EXTENSION_FUNCTION_VALIDATE(params.get()); |
| int tab_id = params->details.tab_id; |
| int frame_id = params->details.frame_id; |
| int process_id = params->details.process_id; |
| |
| SetResult(base::Value::CreateNullValue()); |
| |
| content::WebContents* web_contents; |
| if (!ExtensionTabUtil::GetTabById(tab_id, |
| GetProfile(), |
| include_incognito(), |
| NULL, |
| NULL, |
| &web_contents, |
| NULL) || |
| !web_contents) { |
| return true; |
| } |
| |
| WebNavigationTabObserver* observer = |
| WebNavigationTabObserver::Get(web_contents); |
| DCHECK(observer); |
| |
| const FrameNavigationState& frame_navigation_state = |
| observer->frame_navigation_state(); |
| |
| content::RenderFrameHost* render_frame_host = |
| frame_id == 0 ? frame_navigation_state.GetLastCommittedMainFrameHost() |
| : content::RenderFrameHost::FromID(process_id, frame_id); |
| if (!frame_navigation_state.IsValidFrame(render_frame_host)) |
| return true; |
| |
| GURL frame_url = frame_navigation_state.GetUrl(render_frame_host); |
| if (!frame_navigation_state.IsValidUrl(frame_url)) |
| return true; |
| |
| GetFrame::Results::Details frame_details; |
| frame_details.url = frame_url.spec(); |
| frame_details.error_occurred = |
| frame_navigation_state.GetErrorOccurredInFrame(render_frame_host); |
| frame_details.parent_frame_id = |
| helpers::GetFrameId(render_frame_host->GetParent()); |
| results_ = GetFrame::Results::Create(frame_details); |
| return true; |
| } |
| |
| bool WebNavigationGetAllFramesFunction::RunSync() { |
| scoped_ptr<GetAllFrames::Params> params(GetAllFrames::Params::Create(*args_)); |
| EXTENSION_FUNCTION_VALIDATE(params.get()); |
| int tab_id = params->details.tab_id; |
| |
| SetResult(base::Value::CreateNullValue()); |
| |
| content::WebContents* web_contents; |
| if (!ExtensionTabUtil::GetTabById(tab_id, |
| GetProfile(), |
| include_incognito(), |
| NULL, |
| NULL, |
| &web_contents, |
| NULL) || |
| !web_contents) { |
| return true; |
| } |
| |
| WebNavigationTabObserver* observer = |
| WebNavigationTabObserver::Get(web_contents); |
| DCHECK(observer); |
| |
| const FrameNavigationState& navigation_state = |
| observer->frame_navigation_state(); |
| |
| std::vector<linked_ptr<GetAllFrames::Results::DetailsType> > result_list; |
| for (FrameNavigationState::const_iterator it = navigation_state.begin(); |
| it != navigation_state.end(); ++it) { |
| GURL frame_url = navigation_state.GetUrl(*it); |
| if (!navigation_state.IsValidUrl(frame_url)) |
| continue; |
| linked_ptr<GetAllFrames::Results::DetailsType> frame( |
| new GetAllFrames::Results::DetailsType()); |
| frame->url = frame_url.spec(); |
| frame->frame_id = helpers::GetFrameId(*it); |
| frame->parent_frame_id = helpers::GetFrameId((*it)->GetParent()); |
| frame->process_id = (*it)->GetRenderViewHost()->GetProcess()->GetID(); |
| frame->error_occurred = navigation_state.GetErrorOccurredInFrame(*it); |
| result_list.push_back(frame); |
| } |
| results_ = GetAllFrames::Results::Create(result_list); |
| return true; |
| } |
| |
| WebNavigationAPI::WebNavigationAPI(content::BrowserContext* context) |
| : browser_context_(context) { |
| EventRouter* event_router = EventRouter::Get(browser_context_); |
| event_router->RegisterObserver(this, |
| web_navigation::OnBeforeNavigate::kEventName); |
| event_router->RegisterObserver(this, web_navigation::OnCommitted::kEventName); |
| event_router->RegisterObserver(this, web_navigation::OnCompleted::kEventName); |
| event_router->RegisterObserver( |
| this, web_navigation::OnCreatedNavigationTarget::kEventName); |
| event_router->RegisterObserver( |
| this, web_navigation::OnDOMContentLoaded::kEventName); |
| event_router->RegisterObserver( |
| this, web_navigation::OnHistoryStateUpdated::kEventName); |
| event_router->RegisterObserver(this, |
| web_navigation::OnErrorOccurred::kEventName); |
| event_router->RegisterObserver( |
| this, web_navigation::OnReferenceFragmentUpdated::kEventName); |
| event_router->RegisterObserver(this, |
| web_navigation::OnTabReplaced::kEventName); |
| } |
| |
| WebNavigationAPI::~WebNavigationAPI() { |
| } |
| |
| void WebNavigationAPI::Shutdown() { |
| EventRouter::Get(browser_context_)->UnregisterObserver(this); |
| } |
| |
| static base::LazyInstance<BrowserContextKeyedAPIFactory<WebNavigationAPI> > |
| g_factory = LAZY_INSTANCE_INITIALIZER; |
| |
| // static |
| BrowserContextKeyedAPIFactory<WebNavigationAPI>* |
| WebNavigationAPI::GetFactoryInstance() { |
| return g_factory.Pointer(); |
| } |
| |
| void WebNavigationAPI::OnListenerAdded(const EventListenerInfo& details) { |
| web_navigation_event_router_.reset(new WebNavigationEventRouter( |
| Profile::FromBrowserContext(browser_context_))); |
| EventRouter::Get(browser_context_)->UnregisterObserver(this); |
| } |
| |
| } // namespace extensions |