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chromium / chromium / src.git / 48293fb720140d6ab1a5136f509108090d5d2690 / . / content / renderer / render_frame_impl.cc
blob: 4b793b5e722fc517e1a445804eec661283a39f21 [file] [log] [blame]
// Copyright 2013 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/renderer/render_frame_impl.h"
#include <map>
#include <string>
#include "base/command_line.h"
#include "base/i18n/char_iterator.h"
#include "base/strings/utf_string_conversions.h"
#include "base/time/time.h"
#include "content/child/appcache/appcache_dispatcher.h"
#include "content/child/plugin_messages.h"
#include "content/child/quota_dispatcher.h"
#include "content/child/request_extra_data.h"
#include "content/child/service_worker/web_service_worker_provider_impl.h"
#include "content/common/frame_messages.h"
#include "content/common/socket_stream_handle_data.h"
#include "content/common/swapped_out_messages.h"
#include "content/common/view_messages.h"
#include "content/public/common/content_constants.h"
#include "content/public/common/content_switches.h"
#include "content/public/common/url_constants.h"
#include "content/public/renderer/content_renderer_client.h"
#include "content/public/renderer/document_state.h"
#include "content/public/renderer/navigation_state.h"
#include "content/public/renderer/render_frame_observer.h"
#include "content/renderer/accessibility/renderer_accessibility.h"
#include "content/renderer/browser_plugin/browser_plugin.h"
#include "content/renderer/browser_plugin/browser_plugin_manager.h"
#include "content/renderer/internal_document_state_data.h"
#include "content/renderer/npapi/plugin_channel_host.h"
#include "content/renderer/render_thread_impl.h"
#include "content/renderer/render_view_impl.h"
#include "content/renderer/render_widget_fullscreen_pepper.h"
#include "content/renderer/renderer_webapplicationcachehost_impl.h"
#include "content/renderer/websharedworker_proxy.h"
#include "net/base/net_errors.h"
#include "net/http/http_util.h"
#include "third_party/WebKit/public/platform/WebStorageQuotaCallbacks.h"
#include "third_party/WebKit/public/platform/WebString.h"
#include "third_party/WebKit/public/platform/WebURL.h"
#include "third_party/WebKit/public/platform/WebURLError.h"
#include "third_party/WebKit/public/platform/WebURLResponse.h"
#include "third_party/WebKit/public/platform/WebVector.h"
#include "third_party/WebKit/public/web/WebDocument.h"
#include "third_party/WebKit/public/web/WebFrame.h"
#include "third_party/WebKit/public/web/WebNavigationPolicy.h"
#include "third_party/WebKit/public/web/WebPlugin.h"
#include "third_party/WebKit/public/web/WebPluginParams.h"
#include "third_party/WebKit/public/web/WebSearchableFormData.h"
#include "third_party/WebKit/public/web/WebSecurityOrigin.h"
#include "third_party/WebKit/public/web/WebUserGestureIndicator.h"
#include "third_party/WebKit/public/web/WebView.h"
#include "webkit/child/weburlresponse_extradata_impl.h"
#if defined(ENABLE_PLUGINS)
#include "content/renderer/pepper/pepper_browser_connection.h"
#include "content/renderer/pepper/pepper_plugin_instance_impl.h"
#endif
#if defined(ENABLE_WEBRTC)
#include "content/renderer/media/rtc_peer_connection_handler.h"
#endif
using blink::WebDataSource;
using blink::WebDocument;
using blink::WebFrame;
using blink::WebNavigationPolicy;
using blink::WebPluginParams;
using blink::WebReferrerPolicy;
using blink::WebSearchableFormData;
using blink::WebSecurityOrigin;
using blink::WebServiceWorkerProvider;
using blink::WebStorageQuotaCallbacks;
using blink::WebString;
using blink::WebURL;
using blink::WebURLError;
using blink::WebURLRequest;
using blink::WebURLResponse;
using blink::WebUserGestureIndicator;
using blink::WebVector;
using blink::WebView;
using base::Time;
using base::TimeDelta;
using webkit_glue::WebURLResponseExtraDataImpl;
namespace content {
namespace {
typedef std::map<blink::WebFrame*, RenderFrameImpl*> FrameMap;
base::LazyInstance<FrameMap> g_child_frame_map = LAZY_INSTANCE_INITIALIZER;
} // namespace
static RenderFrameImpl* (*g_create_render_frame_impl)(RenderViewImpl*, int32) =
NULL;
// static
RenderFrameImpl* RenderFrameImpl::Create(RenderViewImpl* render_view,
int32 routing_id) {
DCHECK(routing_id != MSG_ROUTING_NONE);
if (g_create_render_frame_impl)
return g_create_render_frame_impl(render_view, routing_id);
else
return new RenderFrameImpl(render_view, routing_id);
}
// static
void RenderFrameImpl::InstallCreateHook(
RenderFrameImpl* (*create_render_frame_impl)(RenderViewImpl*, int32)) {
CHECK(!g_create_render_frame_impl);
g_create_render_frame_impl = create_render_frame_impl;
}
// RenderFrameImpl ----------------------------------------------------------
RenderFrameImpl::RenderFrameImpl(RenderViewImpl* render_view, int routing_id)
: render_view_(render_view),
routing_id_(routing_id),
is_swapped_out_(false),
is_detaching_(false)
#if defined(ENABLE_PLUGINS)
, focused_pepper_plugin_(NULL),
pepper_last_mouse_event_target_(NULL)
#endif
{
RenderThread::Get()->AddRoute(routing_id_, this);
#if defined(ENABLE_PLUGINS)
new PepperBrowserConnection(this);
#endif
}
RenderFrameImpl::~RenderFrameImpl() {
FOR_EACH_OBSERVER(RenderFrameObserver, observers_, RenderFrameGone());
FOR_EACH_OBSERVER(RenderFrameObserver, observers_, OnDestruct());
RenderThread::Get()->RemoveRoute(routing_id_);
}
RenderWidget* RenderFrameImpl::GetRenderWidget() {
return render_view_;
}
#if defined(ENABLE_PLUGINS)
void RenderFrameImpl::PepperInstanceCreated(
PepperPluginInstanceImpl* instance) {
active_pepper_instances_.insert(instance);
}
void RenderFrameImpl::PepperInstanceDeleted(
PepperPluginInstanceImpl* instance) {
active_pepper_instances_.erase(instance);
if (pepper_last_mouse_event_target_ == instance)
pepper_last_mouse_event_target_ = NULL;
if (focused_pepper_plugin_ == instance)
PepperFocusChanged(instance, false);
}
void RenderFrameImpl::PepperDidChangeCursor(
PepperPluginInstanceImpl* instance,
const blink::WebCursorInfo& cursor) {
// Update the cursor appearance immediately if the requesting plugin is the
// one which receives the last mouse event. Otherwise, the new cursor won't be
// picked up until the plugin gets the next input event. That is bad if, e.g.,
// the plugin would like to set an invisible cursor when there isn't any user
// input for a while.
if (instance == pepper_last_mouse_event_target_)
GetRenderWidget()->didChangeCursor(cursor);
}
void RenderFrameImpl::PepperDidReceiveMouseEvent(
PepperPluginInstanceImpl* instance) {
pepper_last_mouse_event_target_ = instance;
}
void RenderFrameImpl::PepperFocusChanged(PepperPluginInstanceImpl* instance,
bool focused) {
if (focused)
focused_pepper_plugin_ = instance;
else if (focused_pepper_plugin_ == instance)
focused_pepper_plugin_ = NULL;
GetRenderWidget()->UpdateTextInputType();
GetRenderWidget()->UpdateSelectionBounds();
}
void RenderFrameImpl::PepperTextInputTypeChanged(
PepperPluginInstanceImpl* instance) {
if (instance != focused_pepper_plugin_)
return;
GetRenderWidget()->UpdateTextInputType();
if (render_view_->renderer_accessibility()) {
render_view_->renderer_accessibility()->FocusedNodeChanged(
blink::WebNode());
}
}
void RenderFrameImpl::PepperCaretPositionChanged(
PepperPluginInstanceImpl* instance) {
if (instance != focused_pepper_plugin_)
return;
GetRenderWidget()->UpdateSelectionBounds();
}
void RenderFrameImpl::PepperCancelComposition(
PepperPluginInstanceImpl* instance) {
if (instance != focused_pepper_plugin_)
return;
Send(new ViewHostMsg_ImeCancelComposition(render_view_->GetRoutingID()));;
#if defined(OS_MACOSX) || defined(OS_WIN) || defined(USE_AURA)
GetRenderWidget()->UpdateCompositionInfo(true);
#endif
}
void RenderFrameImpl::PepperSelectionChanged(
PepperPluginInstanceImpl* instance) {
if (instance != focused_pepper_plugin_)
return;
render_view_->SyncSelectionIfRequired();
}
RenderWidgetFullscreenPepper* RenderFrameImpl::CreatePepperFullscreenContainer(
PepperPluginInstanceImpl* plugin) {
GURL active_url;
if (render_view_->webview() && render_view_->webview()->mainFrame())
active_url = GURL(render_view_->webview()->mainFrame()->document().url());
RenderWidgetFullscreenPepper* widget = RenderWidgetFullscreenPepper::Create(
GetRenderWidget()->routing_id(), plugin, active_url,
GetRenderWidget()->screenInfo());
widget->show(blink::WebNavigationPolicyIgnore);
return widget;
}
bool RenderFrameImpl::GetPepperCaretBounds(gfx::Rect* rect) {
if (!focused_pepper_plugin_)
return false;
*rect = focused_pepper_plugin_->GetCaretBounds();
return true;
}
bool RenderFrameImpl::IsPepperAcceptingCompositionEvents() const {
if (!focused_pepper_plugin_)
return false;
return focused_pepper_plugin_->IsPluginAcceptingCompositionEvents();
}
void RenderFrameImpl::PluginCrashed(const base::FilePath& plugin_path,
base::ProcessId plugin_pid) {
// TODO(jam): dispatch this IPC in RenderFrameHost and switch to use
// routing_id_ as a result.
Send(new ViewHostMsg_CrashedPlugin(
render_view_->GetRoutingID(), plugin_path, plugin_pid));
}
void RenderFrameImpl::DidInitiatePaint() {
// Notify all instances that we painted. The same caveats apply as for
// ViewFlushedPaint regarding instances closing themselves, so we take
// similar precautions.
PepperPluginSet plugins = active_pepper_instances_;
for (PepperPluginSet::iterator i = plugins.begin(); i != plugins.end(); ++i) {
if (active_pepper_instances_.find(*i) != active_pepper_instances_.end())
(*i)->ViewInitiatedPaint();
}
}
void RenderFrameImpl::DidFlushPaint() {
// Notify all instances that we flushed. This will call into the plugin, and
// we it may ask to close itself as a result. This will, in turn, modify our
// set, possibly invalidating the iterator. So we iterate on a copy that
// won't change out from under us.
PepperPluginSet plugins = active_pepper_instances_;
for (PepperPluginSet::iterator i = plugins.begin(); i != plugins.end(); ++i) {
// The copy above makes sure our iterator is never invalid if some plugins
// are destroyed. But some plugin may decide to close all of its views in
// response to a paint in one of them, so we need to make sure each one is
// still "current" before using it.
//
// It's possible that a plugin was destroyed, but another one was created
// with the same address. In this case, we'll call ViewFlushedPaint on that
// new plugin. But that's OK for this particular case since we're just
// notifying all of our instances that the view flushed, and the new one is
// one of our instances.
//
// What about the case where a new one is created in a callback at a new
// address and we don't issue the callback? We're still OK since this
// callback is used for flush callbacks and we could not have possibly
// started a new paint for the new plugin while processing a previous paint
// for an existing one.
if (active_pepper_instances_.find(*i) != active_pepper_instances_.end())
(*i)->ViewFlushedPaint();
}
}
PepperPluginInstanceImpl* RenderFrameImpl::GetBitmapForOptimizedPluginPaint(
const gfx::Rect& paint_bounds,
TransportDIB** dib,
gfx::Rect* location,
gfx::Rect* clip,
float* scale_factor) {
for (PepperPluginSet::iterator i = active_pepper_instances_.begin();
i != active_pepper_instances_.end(); ++i) {
PepperPluginInstanceImpl* instance = *i;
// In Flash fullscreen , the plugin contents should be painted onto the
// fullscreen widget instead of the web page.
if (!instance->FlashIsFullscreenOrPending() &&
instance->GetBitmapForOptimizedPluginPaint(paint_bounds, dib, location,
clip, scale_factor))
return *i;
}
return NULL;
}
void RenderFrameImpl::PageVisibilityChanged(bool shown) {
// Inform PPAPI plugins that their page is no longer visible.
for (PepperPluginSet::iterator i = active_pepper_instances_.begin();
i != active_pepper_instances_.end(); ++i)
(*i)->PageVisibilityChanged(shown);
}
void RenderFrameImpl::OnSetFocus(bool enable) {
// Notify all Pepper plugins.
for (PepperPluginSet::iterator i = active_pepper_instances_.begin();
i != active_pepper_instances_.end(); ++i)
(*i)->SetContentAreaFocus(enable);
}
void RenderFrameImpl::WillHandleMouseEvent(const blink::WebMouseEvent& event) {
// This method is called for every mouse event that the render view receives.
// And then the mouse event is forwarded to WebKit, which dispatches it to the
// event target. Potentially a Pepper plugin will receive the event.
// In order to tell whether a plugin gets the last mouse event and which it
// is, we set |pepper_last_mouse_event_target_| to NULL here. If a plugin gets
// the event, it will notify us via DidReceiveMouseEvent() and set itself as
// |pepper_last_mouse_event_target_|.
pepper_last_mouse_event_target_ = NULL;
}
void RenderFrameImpl::SimulateImeSetComposition(
const base::string16& text,
const std::vector<blink::WebCompositionUnderline>& underlines,
int selection_start,
int selection_end) {
render_view_->OnImeSetComposition(
text, underlines, selection_start, selection_end);
}
void RenderFrameImpl::SimulateImeConfirmComposition(
const base::string16& text,
const gfx::Range& replacement_range) {
render_view_->OnImeConfirmComposition(text, replacement_range, false);
}
void RenderFrameImpl::OnImeSetComposition(
const base::string16& text,
const std::vector<blink::WebCompositionUnderline>& underlines,
int selection_start,
int selection_end) {
// When a PPAPI plugin has focus, we bypass WebKit.
if (!IsPepperAcceptingCompositionEvents()) {
pepper_composition_text_ = text;
} else {
// TODO(kinaba) currently all composition events are sent directly to
// plugins. Use DOM event mechanism after WebKit is made aware about
// plugins that support composition.
// The code below mimics the behavior of WebCore::Editor::setComposition.
// Empty -> nonempty: composition started.
if (pepper_composition_text_.empty() && !text.empty())
focused_pepper_plugin_->HandleCompositionStart(base::string16());
// Nonempty -> empty: composition canceled.
if (!pepper_composition_text_.empty() && text.empty())
focused_pepper_plugin_->HandleCompositionEnd(base::string16());
pepper_composition_text_ = text;
// Nonempty: composition is ongoing.
if (!pepper_composition_text_.empty()) {
focused_pepper_plugin_->HandleCompositionUpdate(
pepper_composition_text_, underlines, selection_start,
selection_end);
}
}
}
void RenderFrameImpl::OnImeConfirmComposition(
const base::string16& text,
const gfx::Range& replacement_range,
bool keep_selection) {
// When a PPAPI plugin has focus, we bypass WebKit.
// Here, text.empty() has a special meaning. It means to commit the last
// update of composition text (see
// RenderWidgetHost::ImeConfirmComposition()).
const base::string16& last_text = text.empty() ? pepper_composition_text_
: text;
// last_text is empty only when both text and pepper_composition_text_ is.
// Ignore it.
if (last_text.empty())
return;
if (!IsPepperAcceptingCompositionEvents()) {
base::i18n::UTF16CharIterator iterator(&last_text);
int32 i = 0;
while (iterator.Advance()) {
blink::WebKeyboardEvent char_event;
char_event.type = blink::WebInputEvent::Char;
char_event.timeStampSeconds = base::Time::Now().ToDoubleT();
char_event.modifiers = 0;
char_event.windowsKeyCode = last_text[i];
char_event.nativeKeyCode = last_text[i];
const int32 char_start = i;
for (; i < iterator.array_pos(); ++i) {
char_event.text[i - char_start] = last_text[i];
char_event.unmodifiedText[i - char_start] = last_text[i];
}
if (GetRenderWidget()->webwidget())
GetRenderWidget()->webwidget()->handleInputEvent(char_event);
}
} else {
// Mimics the order of events sent by WebKit.
// See WebCore::Editor::setComposition() for the corresponding code.
focused_pepper_plugin_->HandleCompositionEnd(last_text);
focused_pepper_plugin_->HandleTextInput(last_text);
}
pepper_composition_text_.clear();
}
#endif // ENABLE_PLUGINS
bool RenderFrameImpl::Send(IPC::Message* message) {
if (is_detaching_ ||
((is_swapped_out_ || render_view_->is_swapped_out()) &&
!SwappedOutMessages::CanSendWhileSwappedOut(message))) {
delete message;
return false;
}
return RenderThread::Get()->Send(message);
}
bool RenderFrameImpl::OnMessageReceived(const IPC::Message& msg) {
ObserverListBase<RenderFrameObserver>::Iterator it(observers_);
RenderFrameObserver* observer;
while ((observer = it.GetNext()) != NULL) {
if (observer->OnMessageReceived(msg))
return true;
}
// TODO(ajwong): Fill in with message handlers as various components
// are migrated over to understand frames.
return false;
}
// blink::WebFrameClient implementation -------------------------------------
blink::WebPlugin* RenderFrameImpl::createPlugin(
blink::WebFrame* frame,
const blink::WebPluginParams& params) {
blink::WebPlugin* plugin = NULL;
if (GetContentClient()->renderer()->OverrideCreatePlugin(
render_view_, frame, params, &plugin)) {
return plugin;
}
if (UTF16ToASCII(params.mimeType) == kBrowserPluginMimeType) {
return render_view_->GetBrowserPluginManager()->CreateBrowserPlugin(
render_view_, frame, params);
}
#if defined(ENABLE_PLUGINS)
WebPluginInfo info;
std::string mime_type;
bool found = render_view_->GetPluginInfo(
params.url, frame->top()->document().url(), params.mimeType.utf8(),
&info, &mime_type);
if (!found)
return NULL;
WebPluginParams params_to_use = params;
params_to_use.mimeType = WebString::fromUTF8(mime_type);
return render_view_->CreatePlugin(frame, info, params_to_use);
#else
return NULL;
#endif // defined(ENABLE_PLUGINS)
}
blink::WebMediaPlayer* RenderFrameImpl::createMediaPlayer(
blink::WebFrame* frame,
const blink::WebURL& url,
blink::WebMediaPlayerClient* client) {
// TODO(nasko): Moving the implementation here involves moving a few media
// related client objects here or referencing them in the RenderView. Needs
// more work to understand where the proper place for those objects is.
return render_view_->createMediaPlayer(frame, url, client);
}
blink::WebApplicationCacheHost* RenderFrameImpl::createApplicationCacheHost(
blink::WebFrame* frame,
blink::WebApplicationCacheHostClient* client) {
if (!frame || !frame->view())
return NULL;
return new RendererWebApplicationCacheHostImpl(
RenderViewImpl::FromWebView(frame->view()), client,
RenderThreadImpl::current()->appcache_dispatcher()->backend_proxy());
}
blink::WebWorkerPermissionClientProxy*
RenderFrameImpl::createWorkerPermissionClientProxy(WebFrame* frame) {
if (!frame || !frame->view())
return NULL;
return GetContentClient()->renderer()->CreateWorkerPermissionClientProxy(
RenderViewImpl::FromWebView(frame->view()), frame);
}
blink::WebCookieJar* RenderFrameImpl::cookieJar(blink::WebFrame* frame) {
return render_view_->cookieJar(frame);
}
blink::WebServiceWorkerProvider* RenderFrameImpl::createServiceWorkerProvider(
blink::WebFrame* frame,
blink::WebServiceWorkerProviderClient* client) {
return new WebServiceWorkerProviderImpl(
ChildThread::current()->thread_safe_sender(),
make_scoped_ptr(client));
}
void RenderFrameImpl::didAccessInitialDocument(blink::WebFrame* frame) {
render_view_->didAccessInitialDocument(frame);
}
blink::WebFrame* RenderFrameImpl::createChildFrame(
blink::WebFrame* parent,
const blink::WebString& name) {
RenderFrameImpl* child_render_frame = this;
long long child_frame_identifier = WebFrame::generateEmbedderIdentifier();
if (CommandLine::ForCurrentProcess()->HasSwitch(switches::kSitePerProcess)) {
// Synchronously notify the browser of a child frame creation to get the
// routing_id for the RenderFrame.
int routing_id;
Send(new FrameHostMsg_CreateChildFrame(routing_id_,
parent->identifier(),
child_frame_identifier,
UTF16ToUTF8(name),
&routing_id));
child_render_frame = RenderFrameImpl::Create(render_view_, routing_id);
}
blink::WebFrame* web_frame = WebFrame::create(child_render_frame,
child_frame_identifier);
if (CommandLine::ForCurrentProcess()->HasSwitch(switches::kSitePerProcess)) {
g_child_frame_map.Get().insert(
std::make_pair(web_frame, child_render_frame));
}
return web_frame;
}
void RenderFrameImpl::didDisownOpener(blink::WebFrame* frame) {
render_view_->didDisownOpener(frame);
}
void RenderFrameImpl::frameDetached(blink::WebFrame* frame) {
// NOTE: This function is called on the frame that is being detached and not
// the parent frame. This is different from createChildFrame() which is
// called on the parent frame.
CHECK(!is_detaching_);
int64 parent_frame_id = -1;
if (frame->parent())
parent_frame_id = frame->parent()->identifier();
Send(new FrameHostMsg_Detach(routing_id_, parent_frame_id,
frame->identifier()));
// Currently multiple WebCore::Frames can send frameDetached to a single
// RenderFrameImpl. This is legacy behavior from when RenderViewImpl served
// as a shared WebFrameClient for multiple Webcore::Frame objects. It also
// prevents this class from entering the |is_detaching_| state because
// even though one WebCore::Frame may have detached itself, others will
// still need to use this object.
if (CommandLine::ForCurrentProcess()->HasSwitch(switches::kSitePerProcess)) {
// The |is_detaching_| flag disables Send(). FrameHostMsg_Detach must be
// sent before setting |is_detaching_| to true. In contrast, Observers
// should only be notified afterwards so they cannot call back into and
// have IPCs fired off.
is_detaching_ = true;
}
// Call back to RenderViewImpl for observers to be notified.
// TODO(nasko): Remove once we have RenderFrameObserver.
render_view_->frameDetached(frame);
frame->close();
if (CommandLine::ForCurrentProcess()->HasSwitch(switches::kSitePerProcess)) {
// If the frame does not have a parent, it is the main frame. The main
// frame is owned by the containing RenderViewHost so it does not require
// any cleanup here.
if (frame->parent()) {
FrameMap::iterator it = g_child_frame_map.Get().find(frame);
DCHECK(it != g_child_frame_map.Get().end());
DCHECK_EQ(it->second, this);
g_child_frame_map.Get().erase(it);
delete this;
// Object is invalid after this point.
}
}
}
void RenderFrameImpl::willClose(blink::WebFrame* frame) {
// Call back to RenderViewImpl for observers to be notified.
// TODO(nasko): Remove once we have RenderFrameObserver.
render_view_->willClose(frame);
}
void RenderFrameImpl::didChangeName(blink::WebFrame* frame,
const blink::WebString& name) {
if (!render_view_->renderer_preferences_.report_frame_name_changes)
return;
render_view_->Send(
new ViewHostMsg_UpdateFrameName(render_view_->GetRoutingID(),
frame->identifier(),
!frame->parent(),
UTF16ToUTF8(name)));
}
void RenderFrameImpl::didMatchCSS(
blink::WebFrame* frame,
const blink::WebVector<blink::WebString>& newly_matching_selectors,
const blink::WebVector<blink::WebString>& stopped_matching_selectors) {
render_view_->didMatchCSS(
frame, newly_matching_selectors, stopped_matching_selectors);
}
void RenderFrameImpl::loadURLExternally(blink::WebFrame* frame,
const blink::WebURLRequest& request,
blink::WebNavigationPolicy policy) {
loadURLExternally(frame, request, policy, WebString());
}
void RenderFrameImpl::loadURLExternally(
blink::WebFrame* frame,
const blink::WebURLRequest& request,
blink::WebNavigationPolicy policy,
const blink::WebString& suggested_name) {
Referrer referrer(RenderViewImpl::GetReferrerFromRequest(frame, request));
if (policy == blink::WebNavigationPolicyDownload) {
render_view_->Send(new ViewHostMsg_DownloadUrl(render_view_->GetRoutingID(),
request.url(), referrer,
suggested_name));
} else {
render_view_->OpenURL(frame, request.url(), referrer, policy);
}
}
blink::WebNavigationPolicy RenderFrameImpl::decidePolicyForNavigation(
blink::WebFrame* frame,
blink::WebDataSource::ExtraData* extra_data,
const blink::WebURLRequest& request,
blink::WebNavigationType type,
blink::WebNavigationPolicy default_policy,
bool is_redirect) {
return render_view_->decidePolicyForNavigation(
frame, extra_data, request, type, default_policy, is_redirect);
}
blink::WebNavigationPolicy RenderFrameImpl::decidePolicyForNavigation(
blink::WebFrame* frame,
const blink::WebURLRequest& request,
blink::WebNavigationType type,
blink::WebNavigationPolicy default_policy,
bool is_redirect) {
return render_view_->decidePolicyForNavigation(
frame, request, type, default_policy, is_redirect);
}
void RenderFrameImpl::willSendSubmitEvent(blink::WebFrame* frame,
const blink::WebFormElement& form) {
// Call back to RenderViewImpl for observers to be notified.
// TODO(nasko): Remove once we have RenderFrameObserver.
render_view_->willSendSubmitEvent(frame, form);
}
void RenderFrameImpl::willSubmitForm(blink::WebFrame* frame,
const blink::WebFormElement& form) {
DocumentState* document_state =
DocumentState::FromDataSource(frame->provisionalDataSource());
NavigationState* navigation_state = document_state->navigation_state();
InternalDocumentStateData* internal_data =
InternalDocumentStateData::FromDocumentState(document_state);
if (PageTransitionCoreTypeIs(navigation_state->transition_type(),
PAGE_TRANSITION_LINK)) {
navigation_state->set_transition_type(PAGE_TRANSITION_FORM_SUBMIT);
}
// Save these to be processed when the ensuing navigation is committed.
WebSearchableFormData web_searchable_form_data(form);
internal_data->set_searchable_form_url(web_searchable_form_data.url());
internal_data->set_searchable_form_encoding(
web_searchable_form_data.encoding().utf8());
// Call back to RenderViewImpl for observers to be notified.
// TODO(nasko): Remove once we have RenderFrameObserver.
render_view_->willSubmitForm(frame, form);
}
void RenderFrameImpl::didCreateDataSource(blink::WebFrame* frame,
blink::WebDataSource* datasource) {
// TODO(nasko): Move implementation here. Needed state:
// * pending_navigation_params_
// * webview
// Needed methods:
// * PopulateDocumentStateFromPending
// * CreateNavigationStateFromPending
render_view_->didCreateDataSource(frame, datasource);
}
void RenderFrameImpl::didStartProvisionalLoad(blink::WebFrame* frame) {
WebDataSource* ds = frame->provisionalDataSource();
// In fast/loader/stop-provisional-loads.html, we abort the load before this
// callback is invoked.
if (!ds)
return;
DocumentState* document_state = DocumentState::FromDataSource(ds);
// We should only navigate to swappedout:// when is_swapped_out_ is true.
CHECK((ds->request().url() != GURL(kSwappedOutURL)) ||
render_view_->is_swapped_out()) <<
"Heard swappedout:// when not swapped out.";
// Update the request time if WebKit has better knowledge of it.
if (document_state->request_time().is_null()) {
double event_time = ds->triggeringEventTime();
if (event_time != 0.0)
document_state->set_request_time(Time::FromDoubleT(event_time));
}
// Start time is only set after request time.
document_state->set_start_load_time(Time::Now());
bool is_top_most = !frame->parent();
if (is_top_most) {
render_view_->set_navigation_gesture(
WebUserGestureIndicator::isProcessingUserGesture() ?
NavigationGestureUser : NavigationGestureAuto);
} else if (ds->replacesCurrentHistoryItem()) {
// Subframe navigations that don't add session history items must be
// marked with AUTO_SUBFRAME. See also didFailProvisionalLoad for how we
// handle loading of error pages.
document_state->navigation_state()->set_transition_type(
PAGE_TRANSITION_AUTO_SUBFRAME);
}
FOR_EACH_OBSERVER(
RenderViewObserver, render_view_->observers(),
DidStartProvisionalLoad(frame));
Send(new FrameHostMsg_DidStartProvisionalLoadForFrame(
routing_id_, frame->identifier(),
frame->parent() ? frame->parent()->identifier() : -1,
is_top_most, ds->request().url()));
}
void RenderFrameImpl::didReceiveServerRedirectForProvisionalLoad(
blink::WebFrame* frame) {
// TODO(nasko): Move implementation here. Needed state:
// * page_id_
render_view_->didReceiveServerRedirectForProvisionalLoad(frame);
}
void RenderFrameImpl::didFailProvisionalLoad(
blink::WebFrame* frame,
const blink::WebURLError& error) {
// TODO(nasko): Move implementation here. Needed state:
// * page_id_
// * pending_navigation_params_
// Needed methods
// * MaybeLoadAlternateErrorPage
// * LoadNavigationErrorPage
render_view_->didFailProvisionalLoad(frame, error);
}
void RenderFrameImpl::didCommitProvisionalLoad(blink::WebFrame* frame,
bool is_new_navigation) {
// TODO(nasko): Move implementation here. Needed state:
// * page_id_
// * next_page_id_
// * history_list_offset_
// * history_list_length_
// * history_page_ids_
// Needed methods
// * webview
// * UpdateSessionHistory
// * GetLoadingUrl
render_view_->didCommitProvisionalLoad(frame, is_new_navigation);
}
void RenderFrameImpl::didClearWindowObject(blink::WebFrame* frame) {
// TODO(nasko): Move implementation here. Needed state:
// * enabled_bindings_
// * dom_automation_controller_
// * stats_collection_controller_
render_view_->didClearWindowObject(frame);
}
void RenderFrameImpl::didCreateDocumentElement(blink::WebFrame* frame) {
// Notify the browser about non-blank documents loading in the top frame.
GURL url = frame->document().url();
if (url.is_valid() && url.spec() != kAboutBlankURL) {
// TODO(nasko): Check if webview()->mainFrame() is the same as the
// frame->tree()->top().
if (frame == render_view_->webview()->mainFrame()) {
render_view_->Send(new ViewHostMsg_DocumentAvailableInMainFrame(
render_view_->GetRoutingID()));
}
}
// Call back to RenderViewImpl for observers to be notified.
// TODO(nasko): Remove once we have RenderFrameObserver.
render_view_->didCreateDocumentElement(frame);
}
void RenderFrameImpl::didReceiveTitle(blink::WebFrame* frame,
const blink::WebString& title,
blink::WebTextDirection direction) {
// TODO(nasko): Investigate wheather implementation should move here.
render_view_->didReceiveTitle(frame, title, direction);
}
void RenderFrameImpl::didChangeIcon(blink::WebFrame* frame,
blink::WebIconURL::Type icon_type) {
// TODO(nasko): Investigate wheather implementation should move here.
render_view_->didChangeIcon(frame, icon_type);
}
void RenderFrameImpl::didFinishDocumentLoad(blink::WebFrame* frame) {
// TODO(nasko): Move implementation here. No state needed, just observers
// notification in before updating encoding.
render_view_->didFinishDocumentLoad(frame);
}
void RenderFrameImpl::didHandleOnloadEvents(blink::WebFrame* frame) {
// TODO(nasko): Move implementation here. Needed state:
// * page_id_
render_view_->didHandleOnloadEvents(frame);
}
void RenderFrameImpl::didFailLoad(blink::WebFrame* frame,
const blink::WebURLError& error) {
// TODO(nasko): Move implementation here. No state needed.
render_view_->didFailLoad(frame, error);
}
void RenderFrameImpl::didFinishLoad(blink::WebFrame* frame) {
// TODO(nasko): Move implementation here. No state needed, just observers
// notification before sending message to the browser process.
render_view_->didFinishLoad(frame);
}
void RenderFrameImpl::didNavigateWithinPage(blink::WebFrame* frame,
bool is_new_navigation) {
// TODO(nasko): Move implementation here. No state needed, just observers
// notification before sending message to the browser process.
render_view_->didNavigateWithinPage(frame, is_new_navigation);
}
void RenderFrameImpl::didUpdateCurrentHistoryItem(blink::WebFrame* frame) {
// TODO(nasko): Move implementation here. Needed methods:
// * StartNavStateSyncTimerIfNecessary
render_view_->didUpdateCurrentHistoryItem(frame);
}
void RenderFrameImpl::willRequestAfterPreconnect(
blink::WebFrame* frame,
blink::WebURLRequest& request) {
blink::WebReferrerPolicy referrer_policy = blink::WebReferrerPolicyDefault;
WebString custom_user_agent;
if (request.extraData()) {
// This will only be called before willSendRequest, so only ExtraData
// members we have to copy here is on WebURLRequestExtraDataImpl.
webkit_glue::WebURLRequestExtraDataImpl* old_extra_data =
static_cast<webkit_glue::WebURLRequestExtraDataImpl*>(
request.extraData());
referrer_policy = old_extra_data->referrer_policy();
custom_user_agent = old_extra_data->custom_user_agent();
}
bool was_after_preconnect_request = true;
// The args after |was_after_preconnect_request| are not used, and set to
// correct values at |willSendRequest|.
request.setExtraData(new webkit_glue::WebURLRequestExtraDataImpl(
referrer_policy, custom_user_agent, was_after_preconnect_request));
}
void RenderFrameImpl::willSendRequest(
blink::WebFrame* frame,
unsigned identifier,
blink::WebURLRequest& request,
const blink::WebURLResponse& redirect_response) {
// The request my be empty during tests.
if (request.url().isEmpty())
return;
WebFrame* top_frame = frame->top();
if (!top_frame)
top_frame = frame;
WebDataSource* provisional_data_source = top_frame->provisionalDataSource();
WebDataSource* top_data_source = top_frame->dataSource();
WebDataSource* data_source =
provisional_data_source ? provisional_data_source : top_data_source;
PageTransition transition_type = PAGE_TRANSITION_LINK;
DocumentState* document_state = DocumentState::FromDataSource(data_source);
DCHECK(document_state);
InternalDocumentStateData* internal_data =
InternalDocumentStateData::FromDocumentState(document_state);
NavigationState* navigation_state = document_state->navigation_state();
transition_type = navigation_state->transition_type();
GURL request_url(request.url());
GURL new_url;
if (GetContentClient()->renderer()->WillSendRequest(
frame,
transition_type,
request_url,
request.firstPartyForCookies(),
&new_url)) {
request.setURL(WebURL(new_url));
}
if (internal_data->is_cache_policy_override_set())
request.setCachePolicy(internal_data->cache_policy_override());
blink::WebReferrerPolicy referrer_policy;
if (internal_data->is_referrer_policy_set()) {
referrer_policy = internal_data->referrer_policy();
internal_data->clear_referrer_policy();
} else {
referrer_policy = frame->document().referrerPolicy();
}
// The request's extra data may indicate that we should set a custom user
// agent. This needs to be done here, after WebKit is through with setting the
// user agent on its own.
WebString custom_user_agent;
bool was_after_preconnect_request = false;
if (request.extraData()) {
webkit_glue::WebURLRequestExtraDataImpl* old_extra_data =
static_cast<webkit_glue::WebURLRequestExtraDataImpl*>(
request.extraData());
custom_user_agent = old_extra_data->custom_user_agent();
was_after_preconnect_request =
old_extra_data->was_after_preconnect_request();
if (!custom_user_agent.isNull()) {
if (custom_user_agent.isEmpty())
request.clearHTTPHeaderField("User-Agent");
else
request.setHTTPHeaderField("User-Agent", custom_user_agent);
}
}
// Attach |should_replace_current_entry| state to requests so that, should
// this navigation later require a request transfer, all state is preserved
// when it is re-created in the new process.
bool should_replace_current_entry = false;
if (navigation_state->is_content_initiated()) {
should_replace_current_entry = data_source->replacesCurrentHistoryItem();
} else {
// If the navigation is browser-initiated, the NavigationState contains the
// correct value instead of the WebDataSource.
//
// TODO(davidben): Avoid this awkward duplication of state. See comment on
// NavigationState::should_replace_current_entry().
should_replace_current_entry =
navigation_state->should_replace_current_entry();
}
request.setExtraData(
new RequestExtraData(referrer_policy,
custom_user_agent,
was_after_preconnect_request,
(frame == top_frame),
frame->identifier(),
GURL(frame->document().securityOrigin().toString()),
frame->parent() == top_frame,
frame->parent() ? frame->parent()->identifier() : -1,
navigation_state->allow_download(),
transition_type,
should_replace_current_entry,
navigation_state->transferred_request_child_id(),
navigation_state->transferred_request_request_id()));
DocumentState* top_document_state =
DocumentState::FromDataSource(top_data_source);
if (top_document_state) {
// TODO(gavinp): separate out prefetching and prerender field trials
// if the rel=prerender rel type is sticking around.
if (request.targetType() == WebURLRequest::TargetIsPrefetch)
top_document_state->set_was_prefetcher(true);
if (was_after_preconnect_request)
top_document_state->set_was_after_preconnect_request(true);
}
// This is an instance where we embed a copy of the routing id
// into the data portion of the message. This can cause problems if we
// don't register this id on the browser side, since the download manager
// expects to find a RenderViewHost based off the id.
request.setRequestorID(render_view_->GetRoutingID());
request.setHasUserGesture(WebUserGestureIndicator::isProcessingUserGesture());
if (!navigation_state->extra_headers().empty()) {
for (net::HttpUtil::HeadersIterator i(
navigation_state->extra_headers().begin(),
navigation_state->extra_headers().end(), "\n");
i.GetNext(); ) {
request.setHTTPHeaderField(WebString::fromUTF8(i.name()),
WebString::fromUTF8(i.values()));
}
}
if (!render_view_->renderer_preferences_.enable_referrers)
request.clearHTTPHeaderField("Referer");
}
void RenderFrameImpl::didReceiveResponse(
blink::WebFrame* frame,
unsigned identifier,
const blink::WebURLResponse& response) {
// Only do this for responses that correspond to a provisional data source
// of the top-most frame. If we have a provisional data source, then we
// can't have any sub-resources yet, so we know that this response must
// correspond to a frame load.
if (!frame->provisionalDataSource() || frame->parent())
return;
// If we are in view source mode, then just let the user see the source of
// the server's error page.
if (frame->isViewSourceModeEnabled())
return;
DocumentState* document_state =
DocumentState::FromDataSource(frame->provisionalDataSource());
int http_status_code = response.httpStatusCode();
// Record page load flags.
WebURLResponseExtraDataImpl* extra_data =
RenderViewImpl::GetExtraDataFromResponse(response);
if (extra_data) {
document_state->set_was_fetched_via_spdy(
extra_data->was_fetched_via_spdy());
document_state->set_was_npn_negotiated(
extra_data->was_npn_negotiated());
document_state->set_npn_negotiated_protocol(
extra_data->npn_negotiated_protocol());
document_state->set_was_alternate_protocol_available(
extra_data->was_alternate_protocol_available());
document_state->set_connection_info(
extra_data->connection_info());
document_state->set_was_fetched_via_proxy(
extra_data->was_fetched_via_proxy());
}
InternalDocumentStateData* internal_data =
InternalDocumentStateData::FromDocumentState(document_state);
internal_data->set_http_status_code(http_status_code);
// Whether or not the http status code actually corresponds to an error is
// only checked when the page is done loading, if |use_error_page| is
// still true.
internal_data->set_use_error_page(true);
}
void RenderFrameImpl::didFinishResourceLoad(blink::WebFrame* frame,
unsigned identifier) {
// TODO(nasko): Move implementation here. Needed state:
// * devtools_agent_
// Needed methods:
// * LoadNavigationErrorPage
render_view_->didFinishResourceLoad(frame, identifier);
}
void RenderFrameImpl::didLoadResourceFromMemoryCache(
blink::WebFrame* frame,
const blink::WebURLRequest& request,
const blink::WebURLResponse& response) {
// The recipients of this message have no use for data: URLs: they don't
// affect the page's insecure content list and are not in the disk cache. To
// prevent large (1M+) data: URLs from crashing in the IPC system, we simply
// filter them out here.
GURL url(request.url());
if (url.SchemeIs("data"))
return;
// Let the browser know we loaded a resource from the memory cache. This
// message is needed to display the correct SSL indicators.
render_view_->Send(new ViewHostMsg_DidLoadResourceFromMemoryCache(
render_view_->GetRoutingID(),
url,
response.securityInfo(),
request.httpMethod().utf8(),
response.mimeType().utf8(),
ResourceType::FromTargetType(request.targetType())));
}
void RenderFrameImpl::didDisplayInsecureContent(blink::WebFrame* frame) {
render_view_->Send(new ViewHostMsg_DidDisplayInsecureContent(
render_view_->GetRoutingID()));
}
void RenderFrameImpl::didRunInsecureContent(
blink::WebFrame* frame,
const blink::WebSecurityOrigin& origin,
const blink::WebURL& target) {
render_view_->Send(new ViewHostMsg_DidRunInsecureContent(
render_view_->GetRoutingID(),
origin.toString().utf8(),
target));
}
void RenderFrameImpl::didAbortLoading(blink::WebFrame* frame) {
#if defined(ENABLE_PLUGINS)
if (frame != render_view_->webview()->mainFrame())
return;
PluginChannelHost::Broadcast(
new PluginHostMsg_DidAbortLoading(render_view_->GetRoutingID()));
#endif
}
void RenderFrameImpl::didExhaustMemoryAvailableForScript(
blink::WebFrame* frame) {
render_view_->Send(new ViewHostMsg_JSOutOfMemory(
render_view_->GetRoutingID()));
}
void RenderFrameImpl::didCreateScriptContext(blink::WebFrame* frame,
v8::Handle<v8::Context> context,
int extension_group,
int world_id) {
GetContentClient()->renderer()->DidCreateScriptContext(
frame, context, extension_group, world_id);
}
void RenderFrameImpl::willReleaseScriptContext(blink::WebFrame* frame,
v8::Handle<v8::Context> context,
int world_id) {
GetContentClient()->renderer()->WillReleaseScriptContext(
frame, context, world_id);
}
void RenderFrameImpl::didFirstVisuallyNonEmptyLayout(blink::WebFrame* frame) {
render_view_->didFirstVisuallyNonEmptyLayout(frame);
}
void RenderFrameImpl::didChangeContentsSize(blink::WebFrame* frame,
const blink::WebSize& size) {
// TODO(nasko): Move implementation here. Needed state:
// * cached_has_main_frame_horizontal_scrollbar_
// * cached_has_main_frame_vertical_scrollbar_
render_view_->didChangeContentsSize(frame, size);
}
void RenderFrameImpl::didChangeScrollOffset(blink::WebFrame* frame) {
// TODO(nasko): Move implementation here. Needed methods:
// * StartNavStateSyncTimerIfNecessary
render_view_->didChangeScrollOffset(frame);
}
void RenderFrameImpl::willInsertBody(blink::WebFrame* frame) {
if (!frame->parent()) {
render_view_->Send(new ViewHostMsg_WillInsertBody(
render_view_->GetRoutingID()));
}
}
void RenderFrameImpl::reportFindInPageMatchCount(int request_id,
int count,
bool final_update) {
int active_match_ordinal = -1; // -1 = don't update active match ordinal
if (!count)
active_match_ordinal = 0;
render_view_->Send(new ViewHostMsg_Find_Reply(
render_view_->GetRoutingID(), request_id, count,
gfx::Rect(), active_match_ordinal, final_update));
}
void RenderFrameImpl::reportFindInPageSelection(
int request_id,
int active_match_ordinal,
const blink::WebRect& selection_rect) {
render_view_->Send(new ViewHostMsg_Find_Reply(
render_view_->GetRoutingID(), request_id, -1, selection_rect,
active_match_ordinal, false));
}
void RenderFrameImpl::requestStorageQuota(
blink::WebFrame* frame,
blink::WebStorageQuotaType type,
unsigned long long requested_size,
blink::WebStorageQuotaCallbacks* callbacks) {
DCHECK(frame);
WebSecurityOrigin origin = frame->document().securityOrigin();
if (origin.isUnique()) {
// Unique origins cannot store persistent state.
callbacks->didFail(blink::WebStorageQuotaErrorAbort);
return;
}
ChildThread::current()->quota_dispatcher()->RequestStorageQuota(
render_view_->GetRoutingID(), GURL(origin.toString()),
static_cast<quota::StorageType>(type), requested_size,
QuotaDispatcher::CreateWebStorageQuotaCallbacksWrapper(callbacks));
}
void RenderFrameImpl::willOpenSocketStream(
blink::WebSocketStreamHandle* handle) {
SocketStreamHandleData::AddToHandle(handle, render_view_->GetRoutingID());
}
void RenderFrameImpl::willStartUsingPeerConnectionHandler(
blink::WebFrame* frame,
blink::WebRTCPeerConnectionHandler* handler) {
#if defined(ENABLE_WEBRTC)
static_cast<RTCPeerConnectionHandler*>(handler)->associateWithFrame(frame);
#endif
}
bool RenderFrameImpl::willCheckAndDispatchMessageEvent(
blink::WebFrame* sourceFrame,
blink::WebFrame* targetFrame,
blink::WebSecurityOrigin targetOrigin,
blink::WebDOMMessageEvent event) {
// TODO(nasko): Move implementation here. Needed state:
// * is_swapped_out_
return render_view_->willCheckAndDispatchMessageEvent(
sourceFrame, targetFrame, targetOrigin, event);
}
blink::WebString RenderFrameImpl::userAgentOverride(
blink::WebFrame* frame,
const blink::WebURL& url) {
if (!render_view_->webview() || !render_view_->webview()->mainFrame() ||
render_view_->renderer_preferences_.user_agent_override.empty()) {
return blink::WebString();
}
// If we're in the middle of committing a load, the data source we need
// will still be provisional.
WebFrame* main_frame = render_view_->webview()->mainFrame();
WebDataSource* data_source = NULL;
if (main_frame->provisionalDataSource())
data_source = main_frame->provisionalDataSource();
else
data_source = main_frame->dataSource();
InternalDocumentStateData* internal_data = data_source ?
InternalDocumentStateData::FromDataSource(data_source) : NULL;
if (internal_data && internal_data->is_overriding_user_agent())
return WebString::fromUTF8(
render_view_->renderer_preferences_.user_agent_override);
return blink::WebString();
}
blink::WebString RenderFrameImpl::doNotTrackValue(blink::WebFrame* frame) {
if (render_view_->renderer_preferences_.enable_do_not_track)
return WebString::fromUTF8("1");
return WebString();
}
bool RenderFrameImpl::allowWebGL(blink::WebFrame* frame, bool default_value) {
if (!default_value)
return false;
bool blocked = true;
render_view_->Send(new ViewHostMsg_Are3DAPIsBlocked(
render_view_->GetRoutingID(),
GURL(frame->top()->document().securityOrigin().toString()),
THREE_D_API_TYPE_WEBGL,
&blocked));
return !blocked;
}
void RenderFrameImpl::didLoseWebGLContext(blink::WebFrame* frame,
int arb_robustness_status_code) {
render_view_->Send(new ViewHostMsg_DidLose3DContext(
GURL(frame->top()->document().securityOrigin().toString()),
THREE_D_API_TYPE_WEBGL,
arb_robustness_status_code));
}
void RenderFrameImpl::AddObserver(RenderFrameObserver* observer) {
observers_.AddObserver(observer);
}
void RenderFrameImpl::RemoveObserver(RenderFrameObserver* observer) {
observer->RenderFrameGone();
observers_.RemoveObserver(observer);
}
} // namespace content