/* * Copyright (C) 2015 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. */ #import "config.h" #import "Download.h" #import "DataReference.h" #import "NetworkSessionCocoa.h" #import "WKDownloadProgress.h" #import <pal/spi/cf/CFNetworkSPI.h> #import <pal/spi/cocoa/NSProgressSPI.h> #import <wtf/BlockPtr.h> namespace WebKit { void Download::resume(const IPC::DataReference& resumeData, const String& path, SandboxExtension::Handle&& sandboxExtensionHandle) { m_sandboxExtension = SandboxExtension::create(WTFMove(sandboxExtensionHandle)); if (m_sandboxExtension) m_sandboxExtension->consume(); auto* networkSession = m_downloadManager.client().networkSession(m_sessionID); if (!networkSession) { WTFLogAlways("Could not find network session with given session ID"); return; } auto& cocoaSession = static_cast<NetworkSessionCocoa&>(*networkSession); auto nsData = adoptNS([[NSData alloc] initWithBytes:resumeData.data() length:resumeData.size()]); // FIXME: This is a temporary workaround for <rdar://problem/34745171>. Fixed in iOS 13 and macOS 10.15, but we still need to support macOS 10.14 for now. #if USE(LEGACY_CFNETWORK_DOWNLOADS) static NSSet<Class> *plistClasses = nil; static dispatch_once_t onceToken; dispatch_once(&onceToken, ^{ plistClasses = [[NSSet setWithObjects:[NSDictionary class], [NSArray class], [NSString class], [NSNumber class], [NSData class], [NSURL class], [NSURLRequest class], nil] retain]; }); auto unarchiver = adoptNS([[NSKeyedUnarchiver alloc] initForReadingFromData:nsData.get() error:nil]); [unarchiver setDecodingFailurePolicy:NSDecodingFailurePolicyRaiseException]; auto dictionary = adoptNS(static_cast<NSMutableDictionary *>([[unarchiver decodeObjectOfClasses:plistClasses forKey:@"NSKeyedArchiveRootObjectKey"] mutableCopy])); [unarchiver finishDecoding]; [dictionary setObject:static_cast<NSString*>(path) forKey:@"NSURLSessionResumeInfoLocalPath"]; auto encoder = adoptNS([[NSKeyedArchiver alloc] initRequiringSecureCoding:YES]); [encoder encodeObject:dictionary.get() forKey:@"NSKeyedArchiveRootObjectKey"]; NSData *updatedData = [encoder encodedData]; #else NSMutableDictionary *dictionary = [NSPropertyListSerialization propertyListWithData:nsData.get() options:NSPropertyListMutableContainersAndLeaves format:0 error:nullptr]; [dictionary setObject:static_cast<NSString*>(path) forKey:@"NSURLSessionResumeInfoLocalPath"]; NSData *updatedData = [NSPropertyListSerialization dataWithPropertyList:dictionary format:NSPropertyListXMLFormat_v1_0 options:0 error:nullptr]; #endif // FIXME: Use nsData instead of updatedData once we've migrated from _WKDownload to WKDownload // because there's no reason to set the local path we got from the data back into the data. m_downloadTask = [cocoaSession.sessionWrapperForDownloads().session downloadTaskWithResumeData:updatedData]; auto taskIdentifier = [m_downloadTask taskIdentifier]; ASSERT(!cocoaSession.sessionWrapperForDownloads().downloadMap.contains(taskIdentifier)); cocoaSession.sessionWrapperForDownloads().downloadMap.add(taskIdentifier, m_downloadID); m_downloadTask.get()._pathToDownloadTaskFile = path; [m_downloadTask resume]; } void Download::platformCancelNetworkLoad(CompletionHandler<void(const IPC::DataReference&)>&& completionHandler) { ASSERT(m_downloadTask); [m_downloadTask cancelByProducingResumeData:makeBlockPtr([path = retainPtr(m_downloadTask.get()._pathToDownloadTaskFile), completionHandler = WTFMove(completionHandler)] (NSData *resumeData) mutable { #if USE(LEGACY_CFNETWORK_DOWNLOADS) if (resumeData) { // Mojave does not include the download location in the resume data from CFNetwork. Add it from the task. auto unarchiver = adoptNS([[NSKeyedUnarchiver alloc] initForReadingFromData:resumeData error:nil]); [unarchiver setDecodingFailurePolicy:NSDecodingFailurePolicyRaiseException]; auto dictionary = adoptNS(static_cast<NSMutableDictionary *>([[unarchiver decodeObjectOfClasses:[NSSet setWithObjects:[NSDictionary class], [NSArray class], [NSString class], [NSNumber class], [NSData class], [NSURL class], [NSURLRequest class], nil] forKey:@"NSKeyedArchiveRootObjectKey"] mutableCopy])); [unarchiver finishDecoding]; [dictionary setObject:path.get() forKey:@"NSURLSessionResumeInfoLocalPath"]; auto encoder = adoptNS([[NSKeyedArchiver alloc] initRequiringSecureCoding:YES]); [encoder encodeObject:dictionary.get() forKey:@"NSKeyedArchiveRootObjectKey"]; resumeData = [encoder encodedData]; } #else UNUSED_PARAM(path); #endif auto resumeDataReference = resumeData ? IPC::DataReference { static_cast<const uint8_t*>(resumeData.bytes), resumeData.length } : IPC::DataReference { }; completionHandler(resumeDataReference); }).get()]; } void Download::platformDestroyDownload() { if (m_progress) #if HAVE(NSPROGRESS_PUBLISHING_SPI) [m_progress _unpublish]; #else [m_progress unpublish]; #endif } void Download::publishProgress(const URL& url, SandboxExtension::Handle&& sandboxExtensionHandle) { ASSERT(!m_progress); ASSERT(url.isValid()); auto sandboxExtension = SandboxExtension::create(WTFMove(sandboxExtensionHandle)); ASSERT(sandboxExtension); if (!sandboxExtension) return; m_progress = adoptNS([[WKDownloadProgress alloc] initWithDownloadTask:m_downloadTask.get() download:*this URL:(NSURL *)url sandboxExtension:sandboxExtension]); #if HAVE(NSPROGRESS_PUBLISHING_SPI) [m_progress _publish]; #else [m_progress publish]; #endif } }