/* * Copyright (C) 2005, 2006 Apple Computer, Inc. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of * its contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #import #import #import #import #import #import #import #import #import #import #import #import #import #import #import #import #import #import #import #import #import #import #import #import #import using namespace WebCore; @interface NSView (PluginSecrets) - (void)setContainingWindow:(NSWindow *)w; @end // For compatibility only. @interface NSObject (OldPluginAPI) + (NSView *)pluginViewWithArguments:(NSDictionary *)arguments; @end @interface NSView (OldPluginAPI) - (void)pluginInitialize; - (void)pluginStart; - (void)pluginStop; - (void)pluginDestroy; @end static NSMutableSet *pluginViews = nil; @implementation WebPluginController + (NSView *)plugInViewWithArguments:(NSDictionary *)arguments fromPluginPackage:(WebPluginPackage *)pluginPackage { [pluginPackage load]; Class viewFactory = [pluginPackage viewFactory]; NSView *view = nil; if ([viewFactory respondsToSelector:@selector(plugInViewWithArguments:)]) { KJS::JSLock::DropAllLocks dropAllLocks; view = [viewFactory plugInViewWithArguments:arguments]; } else if ([viewFactory respondsToSelector:@selector(pluginViewWithArguments:)]) { KJS::JSLock::DropAllLocks dropAllLocks; view = [viewFactory pluginViewWithArguments:arguments]; } if (view == nil) { return nil; } if (pluginViews == nil) { pluginViews = [[NSMutableSet alloc] init]; } [pluginViews addObject:view]; return view; } + (BOOL)isPlugInView:(NSView *)view { return [pluginViews containsObject:view]; } - (id)initWithDocumentView:(NSView *)view { [super init]; _documentView = view; _views = [[NSMutableArray alloc] init]; _checksInProgress = (NSMutableSet *)CFMakeCollectable(CFSetCreateMutable(NULL, 0, NULL)); return self; } - (void)setDataSource:(WebDataSource *)dataSource { _dataSource = dataSource; } - (void)dealloc { [_views release]; [_checksInProgress release]; [super dealloc]; } - (void)startAllPlugins { if (_started) return; if ([_views count] > 0) LOG(Plugins, "starting WebKit plugins : %@", [_views description]); int i, count = [_views count]; for (i = 0; i < count; i++) { id aView = [_views objectAtIndex:i]; if ([aView respondsToSelector:@selector(webPlugInStart)]) { KJS::JSLock::DropAllLocks dropAllLocks; [aView webPlugInStart]; } else if ([aView respondsToSelector:@selector(pluginStart)]) { KJS::JSLock::DropAllLocks dropAllLocks; [aView pluginStart]; } } _started = YES; } - (void)stopAllPlugins { if (!_started) return; if ([_views count] > 0) { LOG(Plugins, "stopping WebKit plugins: %@", [_views description]); } int i, count = [_views count]; for (i = 0; i < count; i++) { id aView = [_views objectAtIndex:i]; if ([aView respondsToSelector:@selector(webPlugInStop)]) { KJS::JSLock::DropAllLocks dropAllLocks; [aView webPlugInStop]; } else if ([aView respondsToSelector:@selector(pluginStop)]) { KJS::JSLock::DropAllLocks dropAllLocks; [aView pluginStop]; } } _started = NO; } - (void)addPlugin:(NSView *)view { if (!_documentView) { LOG_ERROR("can't add a plug-in to a defunct WebPluginController"); return; } if (![_views containsObject:view]) { [_views addObject:view]; LOG(Plugins, "initializing plug-in %@", view); if ([view respondsToSelector:@selector(webPlugInInitialize)]) { KJS::JSLock::DropAllLocks dropAllLocks; [view webPlugInInitialize]; } else if ([view respondsToSelector:@selector(pluginInitialize)]) { KJS::JSLock::DropAllLocks dropAllLocks; [view pluginInitialize]; } if (_started) { LOG(Plugins, "starting plug-in %@", view); if ([view respondsToSelector:@selector(webPlugInStart)]) { KJS::JSLock::DropAllLocks dropAllLocks; [view webPlugInStart]; } else if ([view respondsToSelector:@selector(pluginStart)]) { KJS::JSLock::DropAllLocks dropAllLocks; [view pluginStart]; } if ([view respondsToSelector:@selector(setContainingWindow:)]) { KJS::JSLock::DropAllLocks dropAllLocks; [view setContainingWindow:[_documentView window]]; } } } } - (void)destroyPlugin:(NSView *)view { if ([_views containsObject:view]) { if (_started) { if ([view respondsToSelector:@selector(webPlugInStop)]) { KJS::JSLock::DropAllLocks dropAllLocks; [view webPlugInStop]; } else if ([view respondsToSelector:@selector(pluginStop)]) { KJS::JSLock::DropAllLocks dropAllLocks; [view pluginStop]; } } if ([view respondsToSelector:@selector(webPlugInDestroy)]) { KJS::JSLock::DropAllLocks dropAllLocks; [view webPlugInDestroy]; } else if ([view respondsToSelector:@selector(pluginDestroy)]) { KJS::JSLock::DropAllLocks dropAllLocks; [view pluginDestroy]; } if (Frame* frame = core([self webFrame])) frame->cleanupScriptObjectsForPlugin(self); [pluginViews removeObject:view]; [_views removeObject:view]; } } - (void)_webPluginContainerCancelCheckIfAllowedToLoadRequest:(id)checkIdentifier { [checkIdentifier cancel]; [_checksInProgress removeObject:checkIdentifier]; } static void cancelOutstandingCheck(const void *item, void *context) { [(id)item cancel]; } - (void)_cancelOutstandingChecks { if (_checksInProgress) { CFSetApplyFunction((CFSetRef)_checksInProgress, cancelOutstandingCheck, NULL); [_checksInProgress release]; _checksInProgress = nil; } } - (void)destroyAllPlugins { [self stopAllPlugins]; if ([_views count] > 0) { LOG(Plugins, "destroying WebKit plugins: %@", [_views description]); } [self _cancelOutstandingChecks]; int i, count = [_views count]; for (i = 0; i < count; i++) { id aView = [_views objectAtIndex:i]; if ([aView respondsToSelector:@selector(webPlugInDestroy)]) { KJS::JSLock::DropAllLocks dropAllLocks; [aView webPlugInDestroy]; } else if ([aView respondsToSelector:@selector(pluginDestroy)]) { KJS::JSLock::DropAllLocks dropAllLocks; [aView pluginDestroy]; } if (Frame* frame = core([self webFrame])) frame->cleanupScriptObjectsForPlugin(self); [pluginViews removeObject:aView]; } [_views makeObjectsPerformSelector:@selector(removeFromSuperviewWithoutNeedingDisplay)]; [_views release]; _views = nil; _documentView = nil; } - (id)_webPluginContainerCheckIfAllowedToLoadRequest:(NSURLRequest *)request inFrame:(NSString *)target resultObject:(id)obj selector:(SEL)selector { WebPluginContainerCheck *check = [WebPluginContainerCheck checkWithRequest:request target:target resultObject:obj selector:selector controller:self]; [_checksInProgress addObject:check]; [check start]; return check; } - (void)webPlugInContainerLoadRequest:(NSURLRequest *)request inFrame:(NSString *)target { if (!request) { LOG_ERROR("nil URL passed"); return; } if (!_documentView) { LOG_ERROR("could not load URL %@ because plug-in has already been destroyed", request); return; } WebFrame *frame = [_dataSource webFrame]; if (!frame) { LOG_ERROR("could not load URL %@ because plug-in has already been stopped", request); return; } if (!target) { target = @"_top"; } NSString *JSString = [[request URL] _webkit_scriptIfJavaScriptURL]; if (JSString) { if ([frame findFrameNamed:target] != frame) { LOG_ERROR("JavaScript requests can only be made on the frame that contains the plug-in"); return; } [[frame _bridge] stringByEvaluatingJavaScriptFromString:JSString]; } else { if (!request) { LOG_ERROR("could not load URL %@", [request URL]); return; } [frame _frameLoader]->load(request, target); } } // For compatibility only. - (void)showURL:(NSURL *)URL inFrame:(NSString *)target { [self webPlugInContainerLoadRequest:[NSURLRequest requestWithURL:URL] inFrame:target]; } - (void)webPlugInContainerShowStatus:(NSString *)message { if (!message) { message = @""; } if (!_documentView) { LOG_ERROR("could not show status message (%@) because plug-in has already been destroyed", message); return; } WebView *v = [_dataSource _webView]; [[v _UIDelegateForwarder] webView:v setStatusText:message]; } // For compatibility only. - (void)showStatus:(NSString *)message { [self webPlugInContainerShowStatus:message]; } - (NSColor *)webPlugInContainerSelectionColor { return [[_dataSource _bridge] selectionColor]; } // For compatibility only. - (NSColor *)selectionColor { return [self webPlugInContainerSelectionColor]; } - (WebFrame *)webFrame { return [_dataSource webFrame]; } - (WebFrameBridge *)bridge { return [[self webFrame] _bridge]; } - (WebView *)webView { return [[self webFrame] webView]; } - (NSString *)URLPolicyCheckReferrer { NSURL *responseURL = [[[[self webFrame] _dataSource] response] URL]; ASSERT(responseURL); return [responseURL _web_originalDataAsString]; } - (void)pluginView:(NSView *)pluginView receivedResponse:(NSURLResponse *)response { if ([pluginView respondsToSelector:@selector(webPlugInMainResourceDidReceiveResponse:)]) [pluginView webPlugInMainResourceDidReceiveResponse:response]; else { // Cancel the load since this plug-in does its own loading. // FIXME: See for a problem with this. NSError *error = [[NSError alloc] _initWithPluginErrorCode:WebKitErrorPlugInWillHandleLoad contentURL:[response URL] pluginPageURL:nil pluginName:nil // FIXME: Get this from somewhere MIMEType:[response MIMEType]]; [_dataSource _documentLoader]->cancelMainResourceLoad(error); [error release]; } } - (void)pluginView:(NSView *)pluginView receivedData:(NSData *)data { if ([pluginView respondsToSelector:@selector(webPlugInMainResourceDidReceiveData:)]) [pluginView webPlugInMainResourceDidReceiveData:data]; } - (void)pluginView:(NSView *)pluginView receivedError:(NSError *)error { if ([pluginView respondsToSelector:@selector(webPlugInMainResourceDidFailWithError:)]) [pluginView webPlugInMainResourceDidFailWithError:error]; } - (void)pluginViewFinishedLoading:(NSView *)pluginView { if ([pluginView respondsToSelector:@selector(webPlugInMainResourceDidFinishLoading)]) [pluginView webPlugInMainResourceDidFinishLoading]; } @end