| /* |
| * Copyright (C) 2009 Google 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: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * 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. |
| * * Neither the name of Google Inc. 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 THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT |
| * OWNER OR 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. |
| */ |
| |
| #include "config.h" |
| #include "WebWorkerClientImpl.h" |
| |
| #include "bindings/v8/WorkerScriptController.h" |
| #include "core/dom/CrossThreadTask.h" |
| #include "core/dom/Document.h" |
| #include "core/dom/ErrorEvent.h" |
| #include "core/dom/MessageEvent.h" |
| #include "core/dom/MessagePort.h" |
| #include "core/dom/MessagePortChannel.h" |
| #include "core/dom/ScriptExecutionContext.h" |
| #include "core/inspector/InspectorInstrumentation.h" |
| #include "core/inspector/ScriptCallStack.h" |
| #include "core/loader/FrameLoaderClient.h" |
| #include "core/page/Frame.h" |
| #include "core/page/Page.h" |
| #include "core/page/PageGroup.h" |
| #include "core/workers/DedicatedWorkerThread.h" |
| #include "core/workers/Worker.h" |
| #include "core/workers/WorkerClients.h" |
| #include "core/workers/WorkerGlobalScope.h" |
| #include "core/workers/WorkerMessagingProxy.h" |
| #include "wtf/OwnPtr.h" |
| #include "wtf/Threading.h" |
| |
| #include "FrameLoaderClientImpl.h" |
| #include "WebFrameClient.h" |
| #include "WebFrameImpl.h" |
| #include "WebPermissionClient.h" |
| #include "WebViewImpl.h" |
| #include "WorkerFileSystemClient.h" |
| #include "core/dom/default/chromium/PlatformMessagePortChannelChromium.h" |
| #include "public/platform/WebFileSystemCallbacks.h" |
| #include "public/platform/WebMessagePortChannel.h" |
| #include "public/platform/WebString.h" |
| #include "public/platform/WebURL.h" |
| |
| using namespace WebCore; |
| |
| namespace WebKit { |
| |
| // Chromium-specific decorator of WorkerMessagingProxy. |
| |
| // static |
| WorkerGlobalScopeProxy* WebWorkerClientImpl::createWorkerGlobalScopeProxy(Worker* worker) |
| { |
| if (worker->scriptExecutionContext()->isDocument()) { |
| Document* document = toDocument(worker->scriptExecutionContext()); |
| WebFrameImpl* webFrame = WebFrameImpl::fromFrame(document->frame()); |
| OwnPtr<WorkerClients> workerClients = WorkerClients::create(); |
| provideLocalFileSystemToWorker(workerClients.get(), WorkerFileSystemClient::create()); |
| WebWorkerClientImpl* proxy = new WebWorkerClientImpl(worker, webFrame, workerClients.release()); |
| return proxy; |
| } |
| ASSERT_NOT_REACHED(); |
| return 0; |
| } |
| |
| void WebWorkerClientImpl::terminateWorkerGlobalScope() |
| { |
| m_webFrame = 0; |
| WebCore::WorkerMessagingProxy::terminateWorkerGlobalScope(); |
| } |
| |
| WebWorkerBase* WebWorkerClientImpl::toWebWorkerBase() |
| { |
| return this; |
| } |
| |
| WebView* WebWorkerClientImpl::view() const |
| { |
| if (askedToTerminate()) |
| return 0; |
| return m_webFrame->view(); |
| } |
| |
| bool WebWorkerClientImpl::allowDatabase(WebFrame*, const WebString& name, const WebString& displayName, unsigned long estimatedSize) |
| { |
| if (askedToTerminate()) |
| return false; |
| WebKit::WebViewImpl* webView = m_webFrame->viewImpl(); |
| if (!webView) |
| return false; |
| return !webView->permissionClient() || webView->permissionClient()->allowDatabase(m_webFrame, name, displayName, estimatedSize); |
| } |
| |
| bool WebWorkerClientImpl::allowFileSystem() |
| { |
| if (askedToTerminate()) |
| return false; |
| WebKit::WebViewImpl* webView = m_webFrame->viewImpl(); |
| if (!webView) |
| return false; |
| return !webView->permissionClient() || webView->permissionClient()->allowFileSystem(m_webFrame); |
| } |
| |
| void WebWorkerClientImpl::openFileSystem(WebFileSystemType type, long long size, bool create, |
| WebFileSystemCallbacks* callbacks) |
| { |
| if (askedToTerminate()) { |
| callbacks->didFail(WebFileErrorAbort); |
| return; |
| } |
| m_webFrame->client()->openFileSystem(m_webFrame, type, size, create, callbacks); |
| } |
| |
| bool WebWorkerClientImpl::allowIndexedDB(const WebString& name) |
| { |
| if (askedToTerminate()) |
| return false; |
| WebKit::WebViewImpl* webView = m_webFrame->viewImpl(); |
| if (!webView) |
| return false; |
| return !webView->permissionClient() || webView->permissionClient()->allowIndexedDB(m_webFrame, name, WebSecurityOrigin()); |
| } |
| |
| WebWorkerClientImpl::WebWorkerClientImpl(Worker* worker, WebFrameImpl* webFrame, PassOwnPtr<WorkerClients> workerClients) |
| : WebCore::WorkerMessagingProxy(worker, workerClients) |
| , m_webFrame(webFrame) |
| { |
| } |
| |
| WebWorkerClientImpl::~WebWorkerClientImpl() |
| { |
| } |
| |
| } // namespace WebKit |