WebFrameLoaderClient.h   [plain text]

/*
 * Copyright (C) 2006, 2007, 2008, 2011, 2012 Apple Inc. All rights reserved.
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 * are met:
 *
 * 1.  Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer. 
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 *     documentation and/or other materials provided with the distribution. 
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 *     its contributors may be used to endorse or promote products derived
 *     from this software without specific prior written permission. 
 *
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 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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#import <WebCore/FrameLoaderClient.h>
#import <WebCore/Timer.h>
#import <wtf/Forward.h>
#import <wtf/HashMap.h>
#import <wtf/RetainPtr.h>

@class WebDownload;
@class WebFrame;
@class WebFramePolicyListener;
@class WebHistoryItem;
@class WebResource;

namespace WebCore {
    class AuthenticationChallenge;
    class CachedFrame;
    class HistoryItem;
    class ProtectionSpace;
    class ResourceLoader;
    class ResourceRequest;
}

typedef HashMap<RefPtr<WebCore::ResourceLoader>, RetainPtr<WebResource>> ResourceMap;

class WebFrameLoaderClient : public WebCore::FrameLoaderClient {
public:
    WebFrameLoaderClient(WebFrame* = 0);

    void setWebFrame(WebFrame* webFrame) { m_webFrame = webFrame; }
    WebFrame* webFrame() const { return m_webFrame.get(); }

private:
    virtual void frameLoaderDestroyed() override;
    virtual bool hasWebView() const override; // mainly for assertions

    virtual void makeRepresentation(WebCore::DocumentLoader*) override;
    virtual bool hasHTMLView() const override;
#if PLATFORM(IOS)
    virtual bool forceLayoutOnRestoreFromPageCache() override;
#endif
    virtual void forceLayoutForNonHTML() override;

    virtual void setCopiesOnScroll() override;

    virtual void detachedFromParent2() override;
    virtual void detachedFromParent3() override;

    virtual void convertMainResourceLoadToDownload(WebCore::DocumentLoader*, const WebCore::ResourceRequest&, const WebCore::ResourceResponse&) override;

    virtual void assignIdentifierToInitialRequest(unsigned long identifier, WebCore::DocumentLoader*, const WebCore::ResourceRequest&) override;

    virtual void dispatchWillSendRequest(WebCore::DocumentLoader*, unsigned long identifier, WebCore::ResourceRequest&, const WebCore::ResourceResponse& redirectResponse) override;
    virtual bool shouldUseCredentialStorage(WebCore::DocumentLoader*, unsigned long identifier) override;
    virtual void dispatchDidReceiveAuthenticationChallenge(WebCore::DocumentLoader*, unsigned long identifier, const WebCore::AuthenticationChallenge&) override;
    virtual void dispatchDidCancelAuthenticationChallenge(WebCore::DocumentLoader*, unsigned long identifier, const WebCore::AuthenticationChallenge&) override;
#if USE(PROTECTION_SPACE_AUTH_CALLBACK)
    virtual bool canAuthenticateAgainstProtectionSpace(WebCore::DocumentLoader*, unsigned long identifier, const WebCore::ProtectionSpace&) override;
#endif

#if PLATFORM(IOS)
    virtual RetainPtr<CFDictionaryRef> connectionProperties(WebCore::DocumentLoader*, unsigned long identifier) override;
#endif

    virtual void dispatchDidReceiveResponse(WebCore::DocumentLoader*, unsigned long identifier, const WebCore::ResourceResponse&) override;
    virtual void dispatchDidReceiveContentLength(WebCore::DocumentLoader*, unsigned long identifier, int dataLength) override;
    virtual void dispatchDidFinishLoading(WebCore::DocumentLoader*, unsigned long identifier) override;
    virtual void dispatchDidFailLoading(WebCore::DocumentLoader*, unsigned long identifier, const WebCore::ResourceError&) override;

    virtual NSCachedURLResponse* willCacheResponse(WebCore::DocumentLoader*, unsigned long identifier, NSCachedURLResponse*) const override;

    virtual void dispatchDidHandleOnloadEvents() override;
    virtual void dispatchDidReceiveServerRedirectForProvisionalLoad() override;
    virtual void dispatchDidCancelClientRedirect() override;
    virtual void dispatchWillPerformClientRedirect(const WebCore::URL&, double interval, double fireDate) override;
    virtual void dispatchDidChangeLocationWithinPage() override;
    virtual void dispatchDidPushStateWithinPage() override;
    virtual void dispatchDidReplaceStateWithinPage() override;
    virtual void dispatchDidPopStateWithinPage() override;
    
    virtual void dispatchWillClose() override;
    virtual void dispatchDidReceiveIcon() override;
    virtual void dispatchDidStartProvisionalLoad() override;
    virtual void dispatchDidReceiveTitle(const WebCore::StringWithDirection&) override;
    virtual void dispatchDidChangeIcons(WebCore::IconType) override;
    virtual void dispatchDidCommitLoad() override;
    virtual void dispatchDidFailProvisionalLoad(const WebCore::ResourceError&) override;
    virtual void dispatchDidFailLoad(const WebCore::ResourceError&) override;
    virtual void dispatchDidFinishDocumentLoad() override;
    virtual void dispatchDidFinishLoad() override;
    virtual void dispatchDidLayout(WebCore::LayoutMilestones) override;

    virtual WebCore::Frame* dispatchCreatePage(const WebCore::NavigationAction&) override;
    virtual void dispatchShow() override;

    virtual void dispatchDecidePolicyForResponse(const WebCore::ResourceResponse&, const WebCore::ResourceRequest&, WebCore::FramePolicyFunction);
    virtual void dispatchDecidePolicyForNewWindowAction(const WebCore::NavigationAction&, const WebCore::ResourceRequest&, PassRefPtr<WebCore::FormState>, const WTF::String& frameName, WebCore::FramePolicyFunction) override;
    virtual void dispatchDecidePolicyForNavigationAction(const WebCore::NavigationAction&, const WebCore::ResourceRequest&, PassRefPtr<WebCore::FormState>, WebCore::FramePolicyFunction) override;
    virtual void cancelPolicyCheck() override;

    virtual void dispatchUnableToImplementPolicy(const WebCore::ResourceError&) override;

    virtual void dispatchWillSendSubmitEvent(PassRefPtr<WebCore::FormState>) override;
    virtual void dispatchWillSubmitForm(PassRefPtr<WebCore::FormState>, WebCore::FramePolicyFunction) override;

    virtual void revertToProvisionalState(WebCore::DocumentLoader*) override;
    virtual void setMainDocumentError(WebCore::DocumentLoader*, const WebCore::ResourceError&) override;
    virtual bool dispatchDidLoadResourceFromMemoryCache(WebCore::DocumentLoader*, const WebCore::ResourceRequest&, const WebCore::ResourceResponse&, int length) override;

    virtual void setMainFrameDocumentReady(bool) override;

    virtual void startDownload(const WebCore::ResourceRequest&, const String& suggestedName = String()) override;

    virtual void willChangeTitle(WebCore::DocumentLoader*) override;
    virtual void didChangeTitle(WebCore::DocumentLoader*) override;

    virtual void committedLoad(WebCore::DocumentLoader*, const char*, int) override;
    virtual void finishedLoading(WebCore::DocumentLoader*) override;
    virtual void updateGlobalHistory() override;
    virtual void updateGlobalHistoryRedirectLinks() override;

    virtual bool shouldGoToHistoryItem(WebCore::HistoryItem*) const override;
    virtual void updateGlobalHistoryItemForPage() override;

    virtual void didDisplayInsecureContent() override;
    virtual void didRunInsecureContent(WebCore::SecurityOrigin*, const WebCore::URL&) override;
    virtual void didDetectXSS(const WebCore::URL&, bool didBlockEntirePage) override;

    virtual WebCore::ResourceError cancelledError(const WebCore::ResourceRequest&) override;
    virtual WebCore::ResourceError blockedError(const WebCore::ResourceRequest&) override;
    virtual WebCore::ResourceError cannotShowURLError(const WebCore::ResourceRequest&) override;
    virtual WebCore::ResourceError interruptedForPolicyChangeError(const WebCore::ResourceRequest&) override;

    virtual WebCore::ResourceError cannotShowMIMETypeError(const WebCore::ResourceResponse&) override;
    virtual WebCore::ResourceError fileDoesNotExistError(const WebCore::ResourceResponse&) override;
    virtual WebCore::ResourceError pluginWillHandleLoadError(const WebCore::ResourceResponse&) override;

    virtual bool shouldFallBack(const WebCore::ResourceError&) override;

    virtual WTF::String userAgent(const WebCore::URL&) override;
    
    virtual void savePlatformDataToCachedFrame(WebCore::CachedFrame*) override;
    virtual void transitionToCommittedFromCachedFrame(WebCore::CachedFrame*) override;
#if PLATFORM(IOS)
    virtual void didRestoreFrameHierarchyForCachedFrame() override;
#endif
    virtual void transitionToCommittedForNewPage() override;

    virtual void didSaveToPageCache() override;
    virtual void didRestoreFromPageCache() override;

    virtual void dispatchDidBecomeFrameset(bool) override;

    virtual bool canHandleRequest(const WebCore::ResourceRequest&) const override;
    virtual bool canShowMIMEType(const WTF::String& MIMEType) const override;
    virtual bool canShowMIMETypeAsHTML(const WTF::String& MIMEType) const override;
    virtual bool representationExistsForURLScheme(const WTF::String& URLScheme) const override;
    virtual WTF::String generatedMIMETypeForURLScheme(const WTF::String& URLScheme) const override;

    virtual void frameLoadCompleted() override;
    virtual void saveViewStateToItem(WebCore::HistoryItem*) override;
    virtual void restoreViewState() override;
    virtual void provisionalLoadStarted() override;
    virtual void didFinishLoad() override;
    virtual void prepareForDataSourceReplacement() override;
    virtual PassRefPtr<WebCore::DocumentLoader> createDocumentLoader(const WebCore::ResourceRequest&, const WebCore::SubstituteData&) override;

    virtual void setTitle(const WebCore::StringWithDirection&, const WebCore::URL&) override;

    virtual PassRefPtr<WebCore::Frame> createFrame(const WebCore::URL& url, const WTF::String& name, WebCore::HTMLFrameOwnerElement*,
        const WTF::String& referrer, bool allowsScrolling, int marginWidth, int marginHeight) override;
    virtual PassRefPtr<WebCore::Widget> createPlugin(const WebCore::IntSize&, WebCore::HTMLPlugInElement*, const WebCore::URL&, const Vector<WTF::String>&,
        const Vector<WTF::String>&, const WTF::String&, bool) override;
    virtual void recreatePlugin(WebCore::Widget*) override;
    virtual void redirectDataToPlugin(WebCore::Widget* pluginWidget) override;

#if ENABLE(WEBGL)
    virtual WebCore::WebGLLoadPolicy webGLPolicyForURL(const String&) const override;
    virtual WebCore::WebGLLoadPolicy resolveWebGLPolicyForURL(const String&) const override;
#endif // ENABLE(WEBGL)

    virtual PassRefPtr<WebCore::Widget> createJavaAppletWidget(const WebCore::IntSize&, WebCore::HTMLAppletElement*, const WebCore::URL& baseURL,
        const Vector<WTF::String>& paramNames, const Vector<WTF::String>& paramValues) override;
    
    virtual WebCore::ObjectContentType objectContentType(const WebCore::URL&, const WTF::String& mimeType, bool shouldPreferPlugInsForImages) override;
    virtual WTF::String overrideMediaType() const override;
    
    virtual void dispatchDidClearWindowObjectInWorld(WebCore::DOMWrapperWorld&) override;

    virtual void registerForIconNotification(bool listen) override;

#if PLATFORM(IOS)
    virtual bool shouldLoadMediaElementURL(const WebCore::URL&) const override;
#endif

    virtual RemoteAXObjectRef accessibilityRemoteObject() override { return 0; }
    
    RetainPtr<WebFramePolicyListener> setUpPolicyListener(WebCore::FramePolicyFunction);

    NSDictionary *actionDictionary(const WebCore::NavigationAction&, PassRefPtr<WebCore::FormState>) const;
    
    virtual bool canCachePage() const;

    virtual PassRefPtr<WebCore::FrameNetworkingContext> createNetworkingContext();

    virtual bool shouldPaintBrokenImage(const WebCore::URL&) const;

#if USE(QUICK_LOOK)
    virtual void didCreateQuickLookHandle(WebCore::QuickLookHandle&) override;
#endif

    virtual void contentFilterDidBlockLoad(std::unique_ptr<WebCore::ContentFilter>) override;

    RetainPtr<WebFrame> m_webFrame;

    RetainPtr<WebFramePolicyListener> m_policyListener;
};