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/*
* Copyright (C) 2007-2017 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.
*/
#import "config.h"
#import "WebArchiveDumpSupport.h"
#import "MIMETypeRegistry.h"
#import <CFNetwork/CFHTTPMessage.h>
#import <CFNetwork/CFNetwork.h>
#import <pal/spi/cf/CFNetworkSPI.h>
#import <pal/spi/cocoa/NSKeyedArchiverSPI.h>
#import <wtf/NeverDestroyed.h>
#import <wtf/RetainPtr.h>
#import <wtf/Vector.h>
#import <wtf/cf/TypeCastsCF.h>
using namespace WebCore;
namespace WebCoreTestSupport {
static CFURLResponseRef createCFURLResponseFromResponseData(CFDataRef responseData)
{
NSURLResponse *response;
#if USE(SECURE_ARCHIVER_API)
auto unarchiver = secureUnarchiverFromData((__bridge NSData *)responseData);
@try {
response = [unarchiver decodeObjectOfClass:[NSURLResponse class] forKey:@"WebResourceResponse"]; // WebResourceResponseKey in WebResource.m
#else
// Because of <rdar://problem/34063313> we can't use secure coding for decoding in older OS's.
auto unarchiver = adoptNS([[NSKeyedUnarchiver alloc] initForReadingWithData:(NSData *)responseData]);
@try {
response = [unarchiver decodeObjectForKey:@"WebResourceResponse"]; // WebResourceResponseKey in WebResource.m
#endif
[unarchiver finishDecoding];
} @catch (NSException *exception) {
LOG_ERROR("Failed to decode NS(HTTP)URLResponse: %@", exception);
response = nil;
}
if (![response isKindOfClass:[NSHTTPURLResponse class]])
return CFURLResponseCreate(kCFAllocatorDefault, (__bridge CFURLRef)response.URL, (__bridge CFStringRef)response.MIMEType, response.expectedContentLength, (__bridge CFStringRef)response.textEncodingName, kCFURLCacheStorageAllowed);
NSHTTPURLResponse *httpResponse = (NSHTTPURLResponse *)response;
// NSURLResponse is not toll-free bridged to CFURLResponse.
RetainPtr<CFHTTPMessageRef> httpMessage = adoptCF(CFHTTPMessageCreateResponse(kCFAllocatorDefault, httpResponse.statusCode, nullptr, kCFHTTPVersion1_1));
NSDictionary *headerFields = httpResponse.allHeaderFields;
for (NSString *headerField in [headerFields keyEnumerator])
CFHTTPMessageSetHeaderFieldValue(httpMessage.get(), (__bridge CFStringRef)headerField, (__bridge CFStringRef)[headerFields objectForKey:headerField]);
return CFURLResponseCreateWithHTTPResponse(kCFAllocatorDefault, (__bridge CFURLRef)response.URL, httpMessage.get(), kCFURLCacheStorageAllowed);
}
static void convertMIMEType(CFMutableStringRef mimeType)
{
// Workaround for <rdar://problem/6234318> with Dashcode 2.0
if (CFStringCompare(mimeType, CFSTR("application/x-javascript"), kCFCompareAnchored | kCFCompareCaseInsensitive) == kCFCompareEqualTo)
CFStringReplaceAll(mimeType, CFSTR("text/javascript"));
}
static void convertWebResourceDataToString(CFMutableDictionaryRef resource)
{
CFMutableStringRef mimeType = checked_cf_cast<CFMutableStringRef>(CFDictionaryGetValue(resource, CFSTR("WebResourceMIMEType")));
CFStringLowercase(mimeType, CFLocaleGetSystem());
convertMIMEType(mimeType);
if (CFStringHasPrefix(mimeType, CFSTR("text/")) || MIMETypeRegistry::isSupportedNonImageMIMEType(mimeType)) {
CFStringRef textEncodingName = static_cast<CFStringRef>(CFDictionaryGetValue(resource, CFSTR("WebResourceTextEncodingName")));
CFStringEncoding stringEncoding;
if (textEncodingName && CFStringGetLength(textEncodingName))
stringEncoding = CFStringConvertIANACharSetNameToEncoding(textEncodingName);
else
stringEncoding = kCFStringEncodingUTF8;
CFDataRef data = static_cast<CFDataRef>(CFDictionaryGetValue(resource, CFSTR("WebResourceData")));
RetainPtr<CFStringRef> dataAsString = adoptCF(CFStringCreateFromExternalRepresentation(kCFAllocatorDefault, data, stringEncoding));
if (dataAsString)
CFDictionarySetValue(resource, CFSTR("WebResourceData"), dataAsString.get());
}
}
static void normalizeHTTPResponseHeaderFields(CFMutableDictionaryRef fields)
{
// Normalize headers
if (CFDictionaryContainsKey(fields, CFSTR("Date")))
CFDictionarySetValue(fields, CFSTR("Date"), CFSTR("Sun, 16 Nov 2008 17:00:00 GMT"));
if (CFDictionaryContainsKey(fields, CFSTR("Last-Modified")))
CFDictionarySetValue(fields, CFSTR("Last-Modified"), CFSTR("Sun, 16 Nov 2008 16:55:00 GMT"));
if (CFDictionaryContainsKey(fields, CFSTR("Etag")))
CFDictionarySetValue(fields, CFSTR("Etag"), CFSTR("\"301925-21-45c7d72d3e780\""));
if (CFDictionaryContainsKey(fields, CFSTR("Server")))
CFDictionarySetValue(fields, CFSTR("Server"), CFSTR("Apache/2.2.9 (Unix) mod_ssl/2.2.9 OpenSSL/0.9.7l PHP/5.2.6"));
// Remove headers
CFDictionaryRemoveValue(fields, CFSTR("Connection"));
CFDictionaryRemoveValue(fields, CFSTR("Keep-Alive"));
}
#if USE(QUICK_LOOK)
using QuickLookURLReplacementVector = Vector<std::pair<RetainPtr<CFStringRef>, RetainPtr<CFStringRef>>>;
static QuickLookURLReplacementVector& quickLookURLReplacements()
{
static NeverDestroyed<QuickLookURLReplacementVector> urlReplacements;
return urlReplacements.get();
}
#endif
static void normalizeWebResourceURL(CFMutableStringRef webResourceURL)
{
static CFStringRef fileScheme = CFSTR("file://");
static CFIndex fileSchemeLength = CFStringGetLength(fileScheme);
if (CFStringFind(webResourceURL, fileScheme, kCFCompareAnchored).location != kCFNotFound) {
CFRange layoutTestsWebArchivePathRange = CFStringFind(webResourceURL, CFSTR("/LayoutTests/"), kCFCompareBackwards);
if (layoutTestsWebArchivePathRange.location == kCFNotFound)
return;
CFRange currentWorkingDirectoryRange = CFRangeMake(fileSchemeLength, layoutTestsWebArchivePathRange.location - fileSchemeLength);
CFStringReplace(webResourceURL, currentWorkingDirectoryRange, CFSTR(""));
return;
}
#if USE(QUICK_LOOK)
static CFStringRef quickLookScheme = CFSTR("x-apple-ql-id://");
static CFIndex quickLookSchemeLength = CFStringGetLength(quickLookScheme);
if (CFStringFind(webResourceURL, quickLookScheme, kCFCompareAnchored).location == kCFNotFound)
return;
CFIndex replacementEnd = CFStringFind(webResourceURL, CFSTR("."), kCFCompareBackwards).location;
if (replacementEnd == kCFNotFound)
replacementEnd = CFStringGetLength(webResourceURL);
auto oldResourceURL = adoptCF(CFStringCreateCopy(kCFAllocatorDefault, webResourceURL));
CFStringReplace(webResourceURL, CFRangeMake(quickLookSchemeLength, replacementEnd - quickLookSchemeLength), CFSTR("resource"));
quickLookURLReplacements().append(std::make_pair(WTFMove(oldResourceURL), webResourceURL));
#endif
}
static void convertWebResourceResponseToDictionary(CFMutableDictionaryRef propertyList)
{
CFDataRef responseData = static_cast<CFDataRef>(CFDictionaryGetValue(propertyList, CFSTR("WebResourceResponse"))); // WebResourceResponseKey in WebResource.m
if (CFGetTypeID(responseData) != CFDataGetTypeID())
return;
RetainPtr<CFURLResponseRef> response = adoptCF(createCFURLResponseFromResponseData(responseData));
if (!response)
return;
RetainPtr<CFMutableDictionaryRef> responseDictionary = adoptCF(CFDictionaryCreateMutable(kCFAllocatorDefault, 0, &kCFTypeDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks));
RetainPtr<CFMutableStringRef> urlString = adoptCF(CFStringCreateMutableCopy(kCFAllocatorDefault, 0, CFURLGetString(CFURLResponseGetURL(response.get()))));
normalizeWebResourceURL(urlString.get());
CFDictionarySetValue(responseDictionary.get(), CFSTR("URL"), urlString.get());
RetainPtr<CFMutableStringRef> mimeTypeString = adoptCF(CFStringCreateMutableCopy(kCFAllocatorDefault, 0, CFURLResponseGetMIMEType(response.get())));
convertMIMEType(mimeTypeString.get());
CFDictionarySetValue(responseDictionary.get(), CFSTR("MIMEType"), mimeTypeString.get());
CFStringRef textEncodingName = CFURLResponseGetTextEncodingName(response.get());
if (textEncodingName)
CFDictionarySetValue(responseDictionary.get(), CFSTR("textEncodingName"), textEncodingName);
SInt64 expectedContentLength = CFURLResponseGetExpectedContentLength(response.get());
RetainPtr<CFNumberRef> expectedContentLengthNumber = adoptCF(CFNumberCreate(kCFAllocatorDefault, kCFNumberSInt64Type, &expectedContentLength));
CFDictionarySetValue(responseDictionary.get(), CFSTR("expectedContentLength"), expectedContentLengthNumber.get());
if (CFHTTPMessageRef httpMessage = CFURLResponseGetHTTPResponse(response.get())) {
RetainPtr<CFDictionaryRef> allHeaders = adoptCF(CFHTTPMessageCopyAllHeaderFields(httpMessage));
RetainPtr<CFMutableDictionaryRef> allHeaderFields = adoptCF(CFDictionaryCreateMutableCopy(kCFAllocatorDefault, 0, allHeaders.get()));
normalizeHTTPResponseHeaderFields(allHeaderFields.get());
CFDictionarySetValue(responseDictionary.get(), CFSTR("allHeaderFields"), allHeaderFields.get());
CFIndex statusCode = CFHTTPMessageGetResponseStatusCode(httpMessage);
RetainPtr<CFNumberRef> statusCodeNumber = adoptCF(CFNumberCreate(kCFAllocatorDefault, kCFNumberCFIndexType, &statusCode));
CFDictionarySetValue(responseDictionary.get(), CFSTR("statusCode"), statusCodeNumber.get());
}
CFDictionarySetValue(propertyList, CFSTR("WebResourceResponse"), responseDictionary.get());
}
static CFComparisonResult compareResourceURLs(const void *val1, const void *val2, void *)
{
CFStringRef url1 = static_cast<CFStringRef>(CFDictionaryGetValue(static_cast<CFDictionaryRef>(val1), CFSTR("WebResourceURL")));
CFStringRef url2 = static_cast<CFStringRef>(CFDictionaryGetValue(static_cast<CFDictionaryRef>(val2), CFSTR("WebResourceURL")));
return CFStringCompare(url1, url2, kCFCompareAnchored);
}
CFStringRef createXMLStringFromWebArchiveData(CFDataRef webArchiveData)
{
CFErrorRef error = 0;
CFPropertyListFormat format = kCFPropertyListBinaryFormat_v1_0;
RetainPtr<CFMutableDictionaryRef> propertyList = adoptCF(checked_cf_cast<CFMutableDictionaryRef>(CFPropertyListCreateWithData(kCFAllocatorDefault, webArchiveData, kCFPropertyListMutableContainersAndLeaves, &format, &error)));
if (!propertyList) {
if (error)
return CFErrorCopyDescription(error);
return static_cast<CFStringRef>(CFRetain(CFSTR("An unknown error occurred converting data to property list.")));
}
RetainPtr<CFMutableArrayRef> resources = adoptCF(CFArrayCreateMutable(kCFAllocatorDefault, 0, &kCFTypeArrayCallBacks));
CFArrayAppendValue(resources.get(), propertyList.get());
while (CFArrayGetCount(resources.get())) {
RetainPtr<CFMutableDictionaryRef> resourcePropertyList = checked_cf_cast<CFMutableDictionaryRef>(CFArrayGetValueAtIndex(resources.get(), 0));
CFArrayRemoveValueAtIndex(resources.get(), 0);
CFMutableDictionaryRef mainResource = checked_cf_cast<CFMutableDictionaryRef>(CFDictionaryGetValue(resourcePropertyList.get(), CFSTR("WebMainResource")));
normalizeWebResourceURL(checked_cf_cast<CFMutableStringRef>(CFDictionaryGetValue(mainResource, CFSTR("WebResourceURL"))));
convertWebResourceDataToString(mainResource);
// Add subframeArchives to list for processing
CFMutableArrayRef subframeArchives = checked_cf_cast<CFMutableArrayRef>(CFDictionaryGetValue(resourcePropertyList.get(), CFSTR("WebSubframeArchives"))); // WebSubframeArchivesKey in WebArchive.m
if (subframeArchives)
CFArrayAppendArray(resources.get(), subframeArchives, CFRangeMake(0, CFArrayGetCount(subframeArchives)));
CFMutableArrayRef subresources = checked_cf_cast<CFMutableArrayRef>(CFDictionaryGetValue(resourcePropertyList.get(), CFSTR("WebSubresources"))); // WebSubresourcesKey in WebArchive.m
if (!subresources)
continue;
CFIndex subresourcesCount = CFArrayGetCount(subresources);
for (CFIndex i = 0; i < subresourcesCount; ++i) {
CFMutableDictionaryRef subresourcePropertyList = checked_cf_cast<CFMutableDictionaryRef>(CFArrayGetValueAtIndex(subresources, i));
normalizeWebResourceURL(checked_cf_cast<CFMutableStringRef>(CFDictionaryGetValue(subresourcePropertyList, CFSTR("WebResourceURL"))));
convertWebResourceResponseToDictionary(subresourcePropertyList);
convertWebResourceDataToString(subresourcePropertyList);
}
// Sort the subresources so they're always in a predictable order for the dump
CFArraySortValues(subresources, CFRangeMake(0, CFArrayGetCount(subresources)), compareResourceURLs, 0);
}
error = 0;
RetainPtr<CFDataRef> xmlData = adoptCF(CFPropertyListCreateData(kCFAllocatorDefault, propertyList.get(), kCFPropertyListXMLFormat_v1_0, 0, &error));
if (!xmlData) {
if (error)
return CFErrorCopyDescription(error);
return static_cast<CFStringRef>(CFRetain(CFSTR("An unknown error occurred converting property list to data.")));
}
RetainPtr<CFStringRef> xmlString = adoptCF(CFStringCreateFromExternalRepresentation(kCFAllocatorDefault, xmlData.get(), kCFStringEncodingUTF8));
RetainPtr<CFMutableStringRef> string = adoptCF(CFStringCreateMutableCopy(kCFAllocatorDefault, 0, xmlString.get()));
// Replace "Apple Computer" with "Apple" in the DTD declaration.
CFStringFindAndReplace(string.get(), CFSTR("-//Apple Computer//"), CFSTR("-//Apple//"), CFRangeMake(0, CFStringGetLength(string.get())), 0);
#if USE(QUICK_LOOK)
for (auto& replacement : quickLookURLReplacements())
CFStringFindAndReplace(string.get(), replacement.first.get(), replacement.second.get(), CFRangeMake(0, CFStringGetLength(string.get())), 0);
quickLookURLReplacements().clear();
#endif
return string.leakRef();
}
} // namespace WebCoreTestSupport