| /* |
| * Copyright (C) 2017 Apple 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. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE INC. 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 INC. 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. |
| */ |
| |
| #include "config.h" |
| #include "WebURLSchemeHandler.h" |
| |
| #include "WebPageProxy.h" |
| #include "WebURLSchemeTask.h" |
| |
| namespace WebKit { |
| using namespace WebCore; |
| |
| static uint64_t generateWebURLSchemeHandlerIdentifier() |
| { |
| static uint64_t nextIdentifier = 1; |
| return nextIdentifier++; |
| } |
| |
| WebURLSchemeHandler::WebURLSchemeHandler() |
| : m_identifier(generateWebURLSchemeHandlerIdentifier()) |
| { |
| } |
| |
| WebURLSchemeHandler::~WebURLSchemeHandler() |
| { |
| ASSERT(m_tasks.isEmpty()); |
| } |
| |
| void WebURLSchemeHandler::startTask(WebPageProxy& page, WebProcessProxy& process, uint64_t taskIdentifier, ResourceRequest&& request, SyncLoadCompletionHandler&& completionHandler) |
| { |
| auto result = m_tasks.add(taskIdentifier, WebURLSchemeTask::create(*this, page, process, taskIdentifier, WTFMove(request), WTFMove(completionHandler))); |
| ASSERT(result.isNewEntry); |
| |
| auto pageEntry = m_tasksByPageIdentifier.add(page.pageID(), HashSet<uint64_t>()); |
| ASSERT(!pageEntry.iterator->value.contains(taskIdentifier)); |
| pageEntry.iterator->value.add(taskIdentifier); |
| |
| platformStartTask(page, result.iterator->value); |
| } |
| |
| WebProcessProxy* WebURLSchemeHandler::processForTaskIdentifier(uint64_t taskIdentifier) const |
| { |
| auto iterator = m_tasks.find(taskIdentifier); |
| if (iterator == m_tasks.end()) |
| return nullptr; |
| return iterator->value->process(); |
| } |
| |
| void WebURLSchemeHandler::stopAllTasksForPage(WebPageProxy& page, WebProcessProxy* process) |
| { |
| auto iterator = m_tasksByPageIdentifier.find(page.pageID()); |
| if (iterator == m_tasksByPageIdentifier.end()) |
| return; |
| |
| auto& tasksByPage = iterator->value; |
| Vector<uint64_t> taskIdentifiersToStop; |
| taskIdentifiersToStop.reserveInitialCapacity(tasksByPage.size()); |
| for (auto taskIdentifier : tasksByPage) { |
| if (!process || processForTaskIdentifier(taskIdentifier) == process) |
| taskIdentifiersToStop.uncheckedAppend(taskIdentifier); |
| } |
| |
| for (auto& taskIdentifier : taskIdentifiersToStop) |
| stopTask(page, taskIdentifier); |
| |
| } |
| |
| void WebURLSchemeHandler::stopTask(WebPageProxy& page, uint64_t taskIdentifier) |
| { |
| auto iterator = m_tasks.find(taskIdentifier); |
| if (iterator == m_tasks.end()) |
| return; |
| |
| iterator->value->stop(); |
| platformStopTask(page, iterator->value); |
| |
| removeTaskFromPageMap(page.pageID(), taskIdentifier); |
| m_tasks.remove(iterator); |
| } |
| |
| void WebURLSchemeHandler::taskCompleted(WebURLSchemeTask& task) |
| { |
| auto takenTask = m_tasks.take(task.identifier()); |
| ASSERT_UNUSED(takenTask, takenTask->ptr() == &task); |
| removeTaskFromPageMap(task.pageID(), task.identifier()); |
| |
| platformTaskCompleted(task); |
| } |
| |
| void WebURLSchemeHandler::removeTaskFromPageMap(uint64_t pageID, uint64_t taskID) |
| { |
| auto iterator = m_tasksByPageIdentifier.find(pageID); |
| ASSERT(iterator != m_tasksByPageIdentifier.end()); |
| ASSERT(iterator->value.contains(taskID)); |
| iterator->value.remove(taskID); |
| if (iterator->value.isEmpty()) |
| m_tasksByPageIdentifier.remove(iterator); |
| } |
| |
| } // namespace WebKit |