/*
* Copyright (C) 2007, 2008 Alp Toker <alp@atoker.com>
* Copyright (C) 2007, 2008, 2009 Holger Hans Peter Freyther
* Copyright (C) 2007 Christian Dywan <christian@twotoasts.de>
* Copyright (C) 2008, 2009 Collabora Ltd. All rights reserved.
* Copyright (C) 2009, 2010 Gustavo Noronha Silva <gns@gnome.org>
* Copyright (C) Research In Motion Limited 2009. All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "config.h"
#include "FrameLoaderClientGtk.h"
#include "ArchiveResource.h"
#include "CachedFrame.h"
#include "Color.h"
#include "DocumentLoader.h"
#include "DocumentLoaderGtk.h"
#include "FormState.h"
#include "FrameLoader.h"
#include "FrameView.h"
#include "FrameTree.h"
#include "GOwnPtr.h"
#include "GRefPtr.h"
#include "GtkPluginWidget.h"
#include "HTMLAppletElement.h"
#include "HTMLFormElement.h"
#include "HTMLFrameElement.h"
#include "HTMLFrameOwnerElement.h"
#include "HTMLNames.h"
#include "HTMLPlugInElement.h"
#include "JSDOMWindow.h"
#include "Language.h"
#include "MIMETypeRegistry.h"
#include "MouseEvent.h"
#include "NotImplemented.h"
#include "PlatformString.h"
#include "PluginDatabase.h"
#include "RenderPart.h"
#include "ResourceHandle.h"
#include "ResourceRequest.h"
#include "CString.h"
#include "ProgressTracker.h"
#include "JSDOMBinding.h"
#include "ScriptController.h"
#include "webkiterror.h"
#include "webkitnetworkrequest.h"
#include "webkitnetworkresponse.h"
#include "webkitprivate.h"
#include "webkitwebframe.h"
#include "webkitwebnavigationaction.h"
#include "webkitwebpolicydecision.h"
#include "webkitwebview.h"
#include <JavaScriptCore/APICast.h>
#include <gio/gio.h>
#include <glib.h>
#include <glib/gi18n-lib.h>
#include <stdio.h>
using namespace WebCore;
namespace WebKit {
FrameLoaderClient::FrameLoaderClient(WebKitWebFrame* frame)
: m_frame(frame)
, m_policyDecision(0)
, m_loadingErrorPage(false)
, m_pluginView(0)
, m_hasSentResponseToPlugin(false)
{
ASSERT(m_frame);
}
FrameLoaderClient::~FrameLoaderClient()
{
if (m_policyDecision)
g_object_unref(m_policyDecision);
}
String FrameLoaderClient::userAgent(const KURL&)
{
WebKitWebSettings* settings = webkit_web_view_get_settings(getViewFromFrame(m_frame));
return String::fromUTF8(webkit_web_settings_get_user_agent(settings));
}
static void notifyStatus(WebKitWebFrame* frame, WebKitLoadStatus loadStatus)
{
frame->priv->loadStatus = loadStatus;
g_object_notify(G_OBJECT(frame), "load-status");
WebKitWebView* webView = getViewFromFrame(frame);
if (frame == webkit_web_view_get_main_frame(webView)) {
webView->priv->loadStatus = loadStatus;
g_object_notify(G_OBJECT(webView), "load-status");
}
}
static void loadDone(WebKitWebFrame* frame, bool didSucceed)
{
// FIXME: load-done is deprecated. Please remove when signal's been removed.
g_signal_emit_by_name(frame, "load-done", didSucceed);
notifyStatus(frame, WEBKIT_LOAD_FINISHED);
}
WTF::PassRefPtr<WebCore::DocumentLoader> FrameLoaderClient::createDocumentLoader(const WebCore::ResourceRequest& request, const SubstituteData& substituteData)
{
RefPtr<WebKit::DocumentLoader> loader = WebKit::DocumentLoader::create(request, substituteData);
WebKitWebDataSource* webDataSource = webkit_web_data_source_new_with_loader(loader.get());
loader->setDataSource(webDataSource);
g_object_unref(webDataSource);
return loader.release();
}
void FrameLoaderClient::dispatchWillSubmitForm(FramePolicyFunction policyFunction, PassRefPtr<FormState>)
{
// FIXME: This is surely too simple
ASSERT(policyFunction);
if (!policyFunction)
return;
(core(m_frame)->loader()->policyChecker()->*policyFunction)(PolicyUse);
}
void FrameLoaderClient::committedLoad(WebCore::DocumentLoader* loader, const char* data, int length)
{
if (!m_pluginView) {
ASSERT(loader->frame());
// Setting the encoding on the frame loader is our way to get work done that is normally done
// when the first bit of data is received, even for the case of a document with no data (like about:blank).
String encoding = loader->overrideEncoding();
bool userChosen = !encoding.isNull();
if (!userChosen)
encoding = loader->response().textEncodingName();
FrameLoader* frameLoader = loader->frameLoader();
frameLoader->setEncoding(encoding, userChosen);
if (data)
frameLoader->addData(data, length);
Frame* coreFrame = loader->frame();
if (coreFrame && coreFrame->document() && coreFrame->document()->isMediaDocument())
loader->cancelMainResourceLoad(frameLoader->client()->pluginWillHandleLoadError(loader->response()));
}
if (m_pluginView) {
if (!m_hasSentResponseToPlugin) {
m_pluginView->didReceiveResponse(loader->response());
m_hasSentResponseToPlugin = true;
}
// FIXME: We may want to investigate refactoring our plugin loading
// code to be similar to mac's.
// Also, see http://trac.webkit.org/changeset/24118.
if (!m_pluginView)
return;
m_pluginView->didReceiveData(data, length);
}
}
bool
FrameLoaderClient::shouldUseCredentialStorage(WebCore::DocumentLoader*, unsigned long identifier)
{
notImplemented();
return false;
}
void FrameLoaderClient::dispatchDidReceiveAuthenticationChallenge(WebCore::DocumentLoader*, unsigned long identifier, const AuthenticationChallenge&)
{
notImplemented();
}
void FrameLoaderClient::dispatchDidCancelAuthenticationChallenge(WebCore::DocumentLoader*, unsigned long identifier, const AuthenticationChallenge&)
{
notImplemented();
}
// We convert this to string because it's easier to use strings as
// keys in a GHashTable.
static char* toString(unsigned long identifier)
{
return g_strdup_printf("%ld", identifier);
}
void FrameLoaderClient::dispatchWillSendRequest(WebCore::DocumentLoader* loader, unsigned long identifier, ResourceRequest& request, const ResourceResponse& redirectResponse)
{
GOwnPtr<WebKitNetworkResponse> networkResponse(0);
// We are adding one more resource to the load, or maybe we are
// just redirecting a load.
if (redirectResponse.isNull())
static_cast<WebKit::DocumentLoader*>(loader)->increaseLoadCount(identifier);
else
networkResponse.set(webkit_network_response_new_with_core_response(redirectResponse));
WebKitWebView* webView = getViewFromFrame(m_frame);
GOwnPtr<gchar> identifierString(toString(identifier));
WebKitWebResource* webResource = webkit_web_view_get_resource(webView, identifierString.get());
GOwnPtr<WebKitNetworkRequest> networkRequest(webkit_network_request_new_with_core_request(request));
if (!redirectResponse.isNull()) {
// This is a redirect, so we need to update the WebResource's knowledge
// of the URI.
g_free(webResource->priv->uri);
webResource->priv->uri = g_strdup(request.url().string().utf8().data());
}
g_signal_emit_by_name(webView, "resource-request-starting", m_frame, webResource, networkRequest.get(), networkResponse.get());
// Feed any changes back into the ResourceRequest object.
SoupMessage* message = webkit_network_request_get_message(networkRequest.get());
if (!message) {
request.setURL(KURL(KURL(), String::fromUTF8(webkit_network_request_get_uri(networkRequest.get()))));
return;
}
request.updateFromSoupMessage(message);
}
void FrameLoaderClient::assignIdentifierToInitialRequest(unsigned long identifier, WebCore::DocumentLoader*, const ResourceRequest& request)
{
webkit_web_view_add_resource(getViewFromFrame(m_frame), toString(identifier),
WEBKIT_WEB_RESOURCE(g_object_new(WEBKIT_TYPE_WEB_RESOURCE, "uri", request.url().string().utf8().data(), 0)));
}
void FrameLoaderClient::postProgressStartedNotification()
{
WebKitWebView* webView = getViewFromFrame(m_frame);
g_signal_emit_by_name(webView, "load-started", m_frame);
g_object_notify(G_OBJECT(webView), "progress");
}
void FrameLoaderClient::postProgressEstimateChangedNotification()
{
WebKitWebView* webView = getViewFromFrame(m_frame);
Page* corePage = core(webView);
g_signal_emit_by_name(webView, "load-progress-changed", lround(corePage->progress()->estimatedProgress()*100));
g_object_notify(G_OBJECT(webView), "progress");
}
void FrameLoaderClient::postProgressFinishedNotification()
{
WebKitWebView* webView = getViewFromFrame(m_frame);
WebKitWebViewPrivate* privateData = WEBKIT_WEB_VIEW_GET_PRIVATE(webView);
// We can get a stopLoad() from dispose when the object is being
// destroyed, don't emit the signal in that case.
if (!privateData->disposing)
g_signal_emit_by_name(webView, "load-finished", m_frame);
}
void FrameLoaderClient::frameLoaderDestroyed()
{
webkit_web_frame_core_frame_gone(m_frame);
g_object_unref(m_frame);
m_frame = 0;
delete this;
}
void FrameLoaderClient::dispatchDidReceiveResponse(WebCore::DocumentLoader*, unsigned long, const ResourceResponse& response)
{
m_response = response;
}
void FrameLoaderClient::dispatchDecidePolicyForMIMEType(FramePolicyFunction policyFunction, const String& mimeType, const ResourceRequest& resourceRequest)
{
ASSERT(policyFunction);
if (!policyFunction)
return;
if (resourceRequest.isNull()) {
(core(m_frame)->loader()->policyChecker()->*policyFunction)(PolicyIgnore);
return;
}
WebKitWebView* page = getViewFromFrame(m_frame);
WebKitNetworkRequest* request = webkit_network_request_new_with_core_request(resourceRequest);
WebKitWebPolicyDecision* policyDecision = webkit_web_policy_decision_new(m_frame, policyFunction);
if (m_policyDecision)
g_object_unref(m_policyDecision);
m_policyDecision = policyDecision;
gboolean isHandled = false;
g_signal_emit_by_name(page, "mime-type-policy-decision-requested", m_frame, request, mimeType.utf8().data(), policyDecision, &isHandled);
g_object_unref(request);
if (isHandled)
return;
GOwnPtr<WebKitNetworkResponse> networkResponse(webkit_web_frame_get_network_response(m_frame));
if (networkResponse) {
ResourceResponse response = core(networkResponse.get());
if (response.isAttachment()) {
webkit_web_policy_decision_download(policyDecision);
return;
}
}
if (canShowMIMEType(mimeType))
webkit_web_policy_decision_use(policyDecision);
else
webkit_web_policy_decision_ignore(policyDecision);
}
static WebKitWebNavigationAction* getNavigationAction(const NavigationAction& action, const char* targetFrame)
{
gint button = -1;
const Event* event = action.event();
if (event && event->isMouseEvent()) {
const MouseEvent* mouseEvent = static_cast<const MouseEvent*>(event);
// DOM button values are 0, 1 and 2 for left, middle and right buttons.
// GTK+ uses 1, 2 and 3, so let's add 1 to remain consistent.
button = mouseEvent->button() + 1;
}
gint modifierFlags = 0;
UIEventWithKeyState* keyStateEvent = findEventWithKeyState(const_cast<Event*>(event));
if (keyStateEvent) {
if (keyStateEvent->shiftKey())
modifierFlags |= GDK_SHIFT_MASK;
if (keyStateEvent->ctrlKey())
modifierFlags |= GDK_CONTROL_MASK;
if (keyStateEvent->altKey())
modifierFlags |= GDK_MOD1_MASK;
if (keyStateEvent->metaKey())
modifierFlags |= GDK_MOD2_MASK;
}
return WEBKIT_WEB_NAVIGATION_ACTION(g_object_new(WEBKIT_TYPE_WEB_NAVIGATION_ACTION,
"reason", kit(action.type()),
"original-uri", action.url().string().utf8().data(),
"button", button,
"modifier-state", modifierFlags,
"target-frame", targetFrame,
NULL));
}
void FrameLoaderClient::dispatchDecidePolicyForNewWindowAction(FramePolicyFunction policyFunction, const NavigationAction& action, const ResourceRequest& resourceRequest, PassRefPtr<FormState>, const String& frameName)
{
ASSERT(policyFunction);
if (!policyFunction)
return;
if (resourceRequest.isNull()) {
(core(m_frame)->loader()->policyChecker()->*policyFunction)(PolicyIgnore);
return;
}
WebKitWebPolicyDecision* policyDecision = webkit_web_policy_decision_new(m_frame, policyFunction);
if (m_policyDecision)
g_object_unref(m_policyDecision);
m_policyDecision = policyDecision;
WebKitWebView* webView = getViewFromFrame(m_frame);
WebKitNetworkRequest* request = webkit_network_request_new(resourceRequest.url().string().utf8().data());
WebKitWebNavigationAction* navigationAction = getNavigationAction(action, frameName.utf8().data());
gboolean isHandled = false;
g_signal_emit_by_name(webView, "new-window-policy-decision-requested", m_frame, request, navigationAction, policyDecision, &isHandled);
g_object_unref(navigationAction);
g_object_unref(request);
// FIXME: I think Qt version marshals this to another thread so when we
// have multi-threaded download, we might need to do the same
if (!isHandled)
(core(m_frame)->loader()->policyChecker()->*policyFunction)(PolicyUse);
}
void FrameLoaderClient::dispatchDecidePolicyForNavigationAction(FramePolicyFunction policyFunction, const NavigationAction& action, const ResourceRequest& resourceRequest, PassRefPtr<FormState>)
{
ASSERT(policyFunction);
if (!policyFunction)
return;
if (resourceRequest.isNull()) {
(core(m_frame)->loader()->policyChecker()->*policyFunction)(PolicyIgnore);
return;
}
WebKitWebView* webView = getViewFromFrame(m_frame);
WebKitNetworkRequest* request = webkit_network_request_new_with_core_request(resourceRequest);
WebKitNavigationResponse response;
/*
* We still support the deprecated navigation-requested signal, if the
* application doesn't ignore the navigation then the new signal is
* emitted.
* navigation-policy-decision-requested must be emitted after
* navigation-requested as the policy decision can be async.
*/
g_signal_emit_by_name(webView, "navigation-requested", m_frame, request, &response);
if (response == WEBKIT_NAVIGATION_RESPONSE_IGNORE) {
(core(m_frame)->loader()->policyChecker()->*policyFunction)(PolicyIgnore);
g_object_unref(request);
return;
}
WebKitWebPolicyDecision* policyDecision = webkit_web_policy_decision_new(m_frame, policyFunction);
if (m_policyDecision)
g_object_unref(m_policyDecision);
m_policyDecision = policyDecision;
WebKitWebNavigationAction* navigationAction = getNavigationAction(action, NULL);
gboolean isHandled = false;
g_signal_emit_by_name(webView, "navigation-policy-decision-requested", m_frame, request, navigationAction, policyDecision, &isHandled);
g_object_unref(navigationAction);
g_object_unref(request);
// FIXME Implement default behavior when we can query the backend what protocols it supports
if (!isHandled)
webkit_web_policy_decision_use(m_policyDecision);
}
PassRefPtr<Widget> FrameLoaderClient::createPlugin(const IntSize& pluginSize, HTMLPlugInElement* element, const KURL& url, const Vector<String>& paramNames, const Vector<String>& paramValues, const String& mimeType, bool loadManually)
{
/* Check if we want to embed a GtkWidget, fallback to plugins later */
CString urlString = url.string().utf8();
CString mimeTypeString = mimeType.utf8();
ASSERT(paramNames.size() == paramValues.size());
GRefPtr<GHashTable> hash = adoptGRef(g_hash_table_new_full(g_str_hash, g_str_equal, g_free, g_free));
for (unsigned i = 0; i < paramNames.size(); ++i) {
g_hash_table_insert(hash.get(),
g_strdup(paramNames[i].utf8().data()),
g_strdup(paramValues[i].utf8().data()));
}
GtkWidget* gtkWidget = 0;
g_signal_emit_by_name(getViewFromFrame(m_frame), "create-plugin-widget",
mimeTypeString.data(), urlString.data(), hash.get(), >kWidget);
if (gtkWidget)
return adoptRef(new GtkPluginWidget(gtkWidget));
RefPtr<PluginView> pluginView = PluginView::create(core(m_frame), pluginSize, element, url, paramNames, paramValues, mimeType, loadManually);
if (pluginView->status() == PluginStatusLoadedSuccessfully)
return pluginView;
return 0;
}
PassRefPtr<Frame> FrameLoaderClient::createFrame(const KURL& url, const String& name, HTMLFrameOwnerElement* ownerElement,
const String& referrer, bool allowsScrolling, int marginWidth, int marginHeight)
{
Frame* coreFrame = core(m_frame);
ASSERT(core(getViewFromFrame(m_frame)) == coreFrame->page());
RefPtr<Frame> childFrame = webkit_web_frame_init_with_web_view(getViewFromFrame(m_frame), ownerElement);
coreFrame->tree()->appendChild(childFrame);
childFrame->tree()->setName(name);
childFrame->init();
// The creation of the frame may have run arbitrary JavaScript that removed it from the page already.
if (!childFrame->page())
return 0;
childFrame->loader()->loadURLIntoChildFrame(url, referrer, childFrame.get());
// The frame's onload handler may have removed it from the document.
if (!childFrame->tree()->parent())
return 0;
return childFrame.release();
}
void FrameLoaderClient::redirectDataToPlugin(Widget* pluginWidget)
{
ASSERT(!m_pluginView);
m_pluginView = static_cast<PluginView*>(pluginWidget);
m_hasSentResponseToPlugin = false;
}
PassRefPtr<Widget> FrameLoaderClient::createJavaAppletWidget(const IntSize&, HTMLAppletElement*, const KURL& baseURL,
const Vector<String>& paramNames, const Vector<String>& paramValues)
{
notImplemented();
return 0;
}
ObjectContentType FrameLoaderClient::objectContentType(const KURL& url, const String& mimeType)
{
return FrameLoader::defaultObjectContentType(url, mimeType);
}
String FrameLoaderClient::overrideMediaType() const
{
notImplemented();
return String();
}
void FrameLoaderClient::dispatchDidClearWindowObjectInWorld(DOMWrapperWorld* world)
{
if (world != mainThreadNormalWorld())
return;
// Is this obsolete now?
g_signal_emit_by_name(m_frame, "cleared");
Frame* coreFrame = core(m_frame);
ASSERT(coreFrame);
Settings* settings = coreFrame->settings();
if (!settings || !settings->isJavaScriptEnabled())
return;
// TODO: Consider using g_signal_has_handler_pending() to avoid the overhead
// when there are no handlers.
JSGlobalContextRef context = toGlobalRef(coreFrame->script()->globalObject(mainThreadNormalWorld())->globalExec());
JSObjectRef windowObject = toRef(coreFrame->script()->globalObject(mainThreadNormalWorld()));
ASSERT(windowObject);
WebKitWebView* webView = getViewFromFrame(m_frame);
g_signal_emit_by_name(webView, "window-object-cleared", m_frame, context, windowObject);
// TODO: Re-attach debug clients if present.
// The Win port has an example of how we might do this.
}
void FrameLoaderClient::documentElementAvailable()
{
}
void FrameLoaderClient::didPerformFirstNavigation() const
{
}
void FrameLoaderClient::registerForIconNotification(bool shouldRegister)
{
notImplemented();
}
void FrameLoaderClient::setMainFrameDocumentReady(bool)
{
// this is only interesting once we provide an external API for the DOM
}
bool FrameLoaderClient::hasWebView() const
{
return getViewFromFrame(m_frame);
}
void FrameLoaderClient::dispatchDidFinishLoad()
{
if (m_loadingErrorPage) {
m_loadingErrorPage = false;
return;
}
loadDone(m_frame, true);
}
void FrameLoaderClient::frameLoadCompleted()
{
notImplemented();
}
void FrameLoaderClient::saveViewStateToItem(HistoryItem*)
{
notImplemented();
}
void FrameLoaderClient::restoreViewState()
{
notImplemented();
}
bool FrameLoaderClient::shouldGoToHistoryItem(HistoryItem* item) const
{
// FIXME: This is a very simple implementation. More sophisticated
// implementation would delegate the decision to a PolicyDelegate.
// See mac implementation for example.
return item != 0;
}
void FrameLoaderClient::dispatchDidAddBackForwardItem(HistoryItem*) const
{
}
void FrameLoaderClient::dispatchDidRemoveBackForwardItem(HistoryItem*) const
{
}
void FrameLoaderClient::dispatchDidChangeBackForwardIndex() const
{
}
void FrameLoaderClient::didDisplayInsecureContent()
{
notImplemented();
}
void FrameLoaderClient::didRunInsecureContent(SecurityOrigin*)
{
notImplemented();
}
void FrameLoaderClient::makeRepresentation(WebCore::DocumentLoader*)
{
notImplemented();
}
void FrameLoaderClient::forceLayout()
{
FrameView* view = core(m_frame)->view();
if (view)
view->forceLayout(true);
}
void FrameLoaderClient::forceLayoutForNonHTML()
{
notImplemented();
}
void FrameLoaderClient::setCopiesOnScroll()
{
notImplemented();
}
void FrameLoaderClient::detachedFromParent2()
{
notImplemented();
}
void FrameLoaderClient::detachedFromParent3()
{
notImplemented();
}
void FrameLoaderClient::dispatchDidHandleOnloadEvents()
{
notImplemented();
}
void FrameLoaderClient::dispatchDidReceiveServerRedirectForProvisionalLoad()
{
notImplemented();
}
void FrameLoaderClient::dispatchDidCancelClientRedirect()
{
notImplemented();
}
void FrameLoaderClient::dispatchWillPerformClientRedirect(const KURL&, double, double)
{
notImplemented();
}
void FrameLoaderClient::dispatchDidChangeLocationWithinPage()
{
WebKitWebFramePrivate* priv = m_frame->priv;
g_free(priv->uri);
priv->uri = g_strdup(core(m_frame)->loader()->url().prettyURL().utf8().data());
g_object_notify(G_OBJECT(m_frame), "uri");
WebKitWebView* webView = getViewFromFrame(m_frame);
if (m_frame == webkit_web_view_get_main_frame(webView))
g_object_notify(G_OBJECT(webView), "uri");
}
void FrameLoaderClient::dispatchDidPushStateWithinPage()
{
notImplemented();
}
void FrameLoaderClient::dispatchDidReplaceStateWithinPage()
{
notImplemented();
}
void FrameLoaderClient::dispatchDidPopStateWithinPage()
{
notImplemented();
}
void FrameLoaderClient::dispatchWillClose()
{
notImplemented();
}
void FrameLoaderClient::dispatchDidReceiveIcon()
{
if (m_loadingErrorPage)
return;
WebKitWebView* webView = getViewFromFrame(m_frame);
// Avoid reporting favicons for non-main frames.
if (m_frame != webkit_web_view_get_main_frame(webView))
return;
g_object_notify(G_OBJECT(webView), "icon-uri");
g_signal_emit_by_name(webView, "icon-loaded", webkit_web_view_get_icon_uri(webView));
}
void FrameLoaderClient::dispatchDidStartProvisionalLoad()
{
if (m_loadingErrorPage)
return;
notifyStatus(m_frame, WEBKIT_LOAD_PROVISIONAL);
}
void FrameLoaderClient::dispatchDidReceiveTitle(const String& title)
{
if (m_loadingErrorPage)
return;
WebKitWebFramePrivate* priv = m_frame->priv;
g_free(priv->title);
priv->title = g_strdup(title.utf8().data());
g_signal_emit_by_name(m_frame, "title-changed", priv->title);
g_object_notify(G_OBJECT(m_frame), "title");
WebKitWebView* webView = getViewFromFrame(m_frame);
if (m_frame == webkit_web_view_get_main_frame(webView)) {
g_signal_emit_by_name(webView, "title-changed", m_frame, title.utf8().data());
g_object_notify(G_OBJECT(webView), "title");
}
}
void FrameLoaderClient::dispatchDidCommitLoad()
{
if (m_loadingErrorPage)
return;
/* Update the URI once first data has been received.
* This means the URI is valid and successfully identify the page that's going to be loaded.
*/
g_object_freeze_notify(G_OBJECT(m_frame));
WebKitWebFramePrivate* priv = m_frame->priv;
g_free(priv->uri);
priv->uri = g_strdup(core(m_frame)->loader()->activeDocumentLoader()->url().prettyURL().utf8().data());
g_free(priv->title);
priv->title = NULL;
g_object_notify(G_OBJECT(m_frame), "uri");
g_object_notify(G_OBJECT(m_frame), "title");
g_signal_emit_by_name(m_frame, "load-committed");
notifyStatus(m_frame, WEBKIT_LOAD_COMMITTED);
WebKitWebView* webView = getViewFromFrame(m_frame);
if (m_frame == webkit_web_view_get_main_frame(webView)) {
g_object_freeze_notify(G_OBJECT(webView));
g_object_notify(G_OBJECT(webView), "uri");
g_object_notify(G_OBJECT(webView), "title");
g_object_thaw_notify(G_OBJECT(webView));
g_signal_emit_by_name(webView, "load-committed", m_frame);
}
g_object_thaw_notify(G_OBJECT(m_frame));
}
void FrameLoaderClient::dispatchDidFinishDocumentLoad()
{
notImplemented();
}
void FrameLoaderClient::dispatchDidFirstLayout()
{
notImplemented();
}
void FrameLoaderClient::dispatchDidFirstVisuallyNonEmptyLayout()
{
if (m_loadingErrorPage)
return;
notifyStatus(m_frame, WEBKIT_LOAD_FIRST_VISUALLY_NON_EMPTY_LAYOUT);
}
void FrameLoaderClient::dispatchShow()
{
WebKitWebView* webView = getViewFromFrame(m_frame);
webkit_web_view_notify_ready(webView);
}
void FrameLoaderClient::cancelPolicyCheck()
{
//FIXME Add support for more than one policy decision at once
if (m_policyDecision)
webkit_web_policy_decision_cancel(m_policyDecision);
}
void FrameLoaderClient::dispatchDidLoadMainResource(WebCore::DocumentLoader*)
{
notImplemented();
}
void FrameLoaderClient::revertToProvisionalState(WebCore::DocumentLoader*)
{
notImplemented();
}
void FrameLoaderClient::willChangeTitle(WebCore::DocumentLoader*)
{
notImplemented();
}
void FrameLoaderClient::didChangeTitle(WebCore::DocumentLoader *l)
{
setTitle(l->title(), l->url());
}
bool FrameLoaderClient::canHandleRequest(const ResourceRequest&) const
{
notImplemented();
return true;
}
bool FrameLoaderClient::canShowMIMEType(const String& type) const
{
return (MIMETypeRegistry::isSupportedImageMIMEType(type)
|| MIMETypeRegistry::isSupportedNonImageMIMEType(type)
|| MIMETypeRegistry::isSupportedMediaMIMEType(type)
|| PluginDatabase::installedPlugins()->isMIMETypeRegistered(type));
}
bool FrameLoaderClient::representationExistsForURLScheme(const String&) const
{
notImplemented();
return false;
}
String FrameLoaderClient::generatedMIMETypeForURLScheme(const String&) const
{
notImplemented();
return String();
}
void FrameLoaderClient::finishedLoading(WebCore::DocumentLoader* documentLoader)
{
if (!m_pluginView) {
FrameLoader* loader = documentLoader->frameLoader();
loader->setEncoding(m_response.textEncodingName(), false);
} else {
m_pluginView->didFinishLoading();
m_pluginView = 0;
m_hasSentResponseToPlugin = false;
}
}
void FrameLoaderClient::provisionalLoadStarted()
{
WebKitWebView* webView = getViewFromFrame(m_frame);
if (m_frame == webkit_web_view_get_main_frame(webView))
webkit_web_view_clear_resources(webView);
}
void FrameLoaderClient::didFinishLoad() {
notImplemented();
}
void FrameLoaderClient::prepareForDataSourceReplacement() { notImplemented(); }
void FrameLoaderClient::setTitle(const String& title, const KURL& url)
{
WebKitWebFramePrivate* frameData = WEBKIT_WEB_FRAME_GET_PRIVATE(m_frame);
g_free(frameData->title);
frameData->title = g_strdup(title.utf8().data());
}
void FrameLoaderClient::dispatchDidReceiveContentLength(WebCore::DocumentLoader*, unsigned long identifier, int lengthReceived)
{
notImplemented();
}
void FrameLoaderClient::dispatchDidFinishLoading(WebCore::DocumentLoader* loader, unsigned long identifier)
{
static_cast<WebKit::DocumentLoader*>(loader)->decreaseLoadCount(identifier);
WebKitWebView* webView = getViewFromFrame(m_frame);
GOwnPtr<gchar> identifierString(toString(identifier));
WebKitWebResource* webResource = webkit_web_view_get_resource(webView, identifierString.get());
// A NULL WebResource means the load has been interrupted, and
// replaced by another one while this resource was being loaded.
if (!webResource)
return;
const char* uri = webkit_web_resource_get_uri(webResource);
RefPtr<ArchiveResource> coreResource(loader->subresource(KURL(KURL(), uri)));
// If coreResource is NULL here, the resource failed to load,
// unless it's the main resource.
if (!coreResource && webResource != webkit_web_view_get_main_resource(webView))
return;
if (!coreResource)
coreResource = loader->mainResource().releaseRef();
webkit_web_resource_init_with_core_resource(webResource, coreResource.get());
// FIXME: This function should notify the application that the resource
// finished loading, maybe using a load-status property in the
// WebKitWebResource object, similar to what we do for WebKitWebFrame'
// signal.
notImplemented();
}
void FrameLoaderClient::dispatchDidFailLoading(WebCore::DocumentLoader* loader, unsigned long identifier, const ResourceError& error)
{
static_cast<WebKit::DocumentLoader*>(loader)->decreaseLoadCount(identifier);
// FIXME: This function should notify the application that the resource failed
// loading, maybe a 'load-error' signal in the WebKitWebResource object.
notImplemented();
}
void FrameLoaderClient::dispatchDidLoadResourceByXMLHttpRequest(unsigned long, const ScriptString&)
{
notImplemented();
}
bool FrameLoaderClient::dispatchDidLoadResourceFromMemoryCache(WebCore::DocumentLoader*, const ResourceRequest&, const ResourceResponse&, int length)
{
notImplemented();
return false;
}
void FrameLoaderClient::dispatchDidFailProvisionalLoad(const ResourceError& error)
{
dispatchDidFailLoad(error);
}
void FrameLoaderClient::dispatchDidFailLoad(const ResourceError& error)
{
if (m_loadingErrorPage)
return;
notifyStatus(m_frame, WEBKIT_LOAD_FAILED);
WebKitWebView* webView = getViewFromFrame(m_frame);
GError* webError = g_error_new_literal(g_quark_from_string(error.domain().utf8().data()),
error.errorCode(),
error.localizedDescription().utf8().data());
gboolean isHandled = false;
g_signal_emit_by_name(webView, "load-error", m_frame, error.failingURL().utf8().data(), webError, &isHandled);
if (isHandled) {
g_error_free(webError);
return;
}
if (!shouldFallBack(error)) {
g_error_free(webError);
return;
}
m_loadingErrorPage = true;
String content;
gchar* fileContent = 0;
gchar* errorURI = g_filename_to_uri(DATA_DIR"/webkit-1.0/resources/error.html", NULL, NULL);
GFile* errorFile = g_file_new_for_uri(errorURI);
g_free(errorURI);
if (!errorFile)
content = String::format("<html><body>%s</body></html>", webError->message);
else {
gboolean loaded = g_file_load_contents(errorFile, 0, &fileContent, 0, 0, 0);
if (!loaded)
content = String::format("<html><body>%s</body></html>", webError->message);
else
content = String::format(fileContent, error.failingURL().utf8().data(), webError->message);
}
webkit_web_frame_load_alternate_string(m_frame, content.utf8().data(), 0, error.failingURL().utf8().data());
g_free(fileContent);
if (errorFile)
g_object_unref(errorFile);
g_error_free(webError);
}
void FrameLoaderClient::download(ResourceHandle* handle, const ResourceRequest& request, const ResourceRequest&, const ResourceResponse& response)
{
WebKitNetworkRequest* networkRequest = webkit_network_request_new_with_core_request(request);
WebKitWebView* view = getViewFromFrame(m_frame);
webkit_web_view_request_download(view, networkRequest, response, handle);
g_object_unref(networkRequest);
}
ResourceError FrameLoaderClient::cancelledError(const ResourceRequest& request)
{
return ResourceError(g_quark_to_string(WEBKIT_NETWORK_ERROR), WEBKIT_NETWORK_ERROR_CANCELLED,
request.url().string(), _("Load request cancelled"));
}
ResourceError FrameLoaderClient::blockedError(const ResourceRequest& request)
{
return ResourceError(g_quark_to_string(WEBKIT_POLICY_ERROR), WEBKIT_POLICY_ERROR_CANNOT_USE_RESTRICTED_PORT,
request.url().string(), _("Not allowed to use restricted network port"));
}
ResourceError FrameLoaderClient::cannotShowURLError(const ResourceRequest& request)
{
return ResourceError(g_quark_to_string(WEBKIT_POLICY_ERROR), WEBKIT_POLICY_ERROR_CANNOT_SHOW_URL,
request.url().string(), _("URL cannot be shown"));
}
ResourceError FrameLoaderClient::interruptForPolicyChangeError(const ResourceRequest& request)
{
return ResourceError(g_quark_to_string(WEBKIT_POLICY_ERROR), WEBKIT_POLICY_ERROR_FRAME_LOAD_INTERRUPTED_BY_POLICY_CHANGE,
request.url().string(), _("Frame load was interrupted"));
}
ResourceError FrameLoaderClient::cannotShowMIMETypeError(const ResourceResponse& response)
{
return ResourceError(g_quark_to_string(WEBKIT_POLICY_ERROR), WEBKIT_POLICY_ERROR_CANNOT_SHOW_MIME_TYPE,
response.url().string(), _("Content with the specified MIME type cannot be shown"));
}
ResourceError FrameLoaderClient::fileDoesNotExistError(const ResourceResponse& response)
{
return ResourceError(g_quark_to_string(WEBKIT_NETWORK_ERROR), WEBKIT_NETWORK_ERROR_FILE_DOES_NOT_EXIST,
response.url().string(), _("File does not exist"));
}
ResourceError FrameLoaderClient::pluginWillHandleLoadError(const ResourceResponse& response)
{
return ResourceError(g_quark_to_string(WEBKIT_PLUGIN_ERROR), WEBKIT_PLUGIN_ERROR_WILL_HANDLE_LOAD,
response.url().string(), _("Plugin will handle load"));
}
bool FrameLoaderClient::shouldFallBack(const ResourceError& error)
{
return !(error.isCancellation() || error.errorCode() == WEBKIT_POLICY_ERROR_FRAME_LOAD_INTERRUPTED_BY_POLICY_CHANGE || error.errorCode() == WEBKIT_PLUGIN_ERROR_WILL_HANDLE_LOAD);
}
bool FrameLoaderClient::canCachePage() const
{
return true;
}
Frame* FrameLoaderClient::dispatchCreatePage()
{
WebKitWebView* webView = getViewFromFrame(m_frame);
WebKitWebView* newWebView = 0;
g_signal_emit_by_name(webView, "create-web-view", m_frame, &newWebView);
if (!newWebView)
return 0;
WebKitWebViewPrivate* privateData = WEBKIT_WEB_VIEW_GET_PRIVATE(newWebView);
return core(privateData->mainFrame);
}
void FrameLoaderClient::dispatchUnableToImplementPolicy(const ResourceError&)
{
notImplemented();
}
void FrameLoaderClient::setMainDocumentError(WebCore::DocumentLoader*, const ResourceError& error)
{
if (m_pluginView) {
m_pluginView->didFail(error);
m_pluginView = 0;
m_hasSentResponseToPlugin = false;
}
}
void FrameLoaderClient::startDownload(const ResourceRequest& request)
{
WebKitNetworkRequest* networkRequest = webkit_network_request_new_with_core_request(request);
WebKitWebView* view = getViewFromFrame(m_frame);
webkit_web_view_request_download(view, networkRequest);
g_object_unref(networkRequest);
}
void FrameLoaderClient::updateGlobalHistory()
{
notImplemented();
}
void FrameLoaderClient::updateGlobalHistoryRedirectLinks()
{
notImplemented();
}
void FrameLoaderClient::savePlatformDataToCachedFrame(CachedFrame* cachedFrame)
{
// We need to do this here in order to disconnect the scrollbars
// that are being used by the frame that is being cached from the
// adjustments, otherwise they will react to changes in the
// adjustments, and bad things will happen.
if (cachedFrame->view())
cachedFrame->view()->setGtkAdjustments(0, 0);
}
static void postCommitFrameViewSetup(WebKitWebFrame *frame, FrameView *view, bool resetValues)
{
WebKitWebView* containingWindow = getViewFromFrame(frame);
WebKitWebViewPrivate* priv = WEBKIT_WEB_VIEW_GET_PRIVATE(containingWindow);
view->setGtkAdjustments(priv->horizontalAdjustment, priv->verticalAdjustment, resetValues);
if (priv->currentMenu) {
GtkMenu* menu = priv->currentMenu;
priv->currentMenu = 0;
gtk_menu_popdown(menu);
g_object_unref(menu);
}
}
void FrameLoaderClient::transitionToCommittedFromCachedFrame(CachedFrame* cachedFrame)
{
ASSERT(cachedFrame->view());
Frame* frame = core(m_frame);
if (frame != frame->page()->mainFrame())
return;
postCommitFrameViewSetup(m_frame, cachedFrame->view(), false);
}
void FrameLoaderClient::transitionToCommittedForNewPage()
{
WebKitWebView* containingWindow = getViewFromFrame(m_frame);
IntSize size = IntSize(GTK_WIDGET(containingWindow)->allocation.width,
GTK_WIDGET(containingWindow)->allocation.height);
bool transparent = webkit_web_view_get_transparent(containingWindow);
Color backgroundColor = transparent ? WebCore::Color::transparent : WebCore::Color::white;
Frame* frame = core(m_frame);
ASSERT(frame);
frame->createView(size, backgroundColor, transparent, IntSize(), false);
// We need to do further manipulation on the FrameView if it was the mainFrame
if (frame != frame->page()->mainFrame())
return;
postCommitFrameViewSetup(m_frame, frame->view(), true);
}
}