| /* |
| * Copyright (C) 2006, 2007 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 COMPUTER, INC. ``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 COMPUTER, INC. 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 "ResourceResponse.h" |
| |
| #if USE(CFNETWORK) |
| |
| #include "HTTPParsers.h" |
| #include "MIMETypeRegistry.h" |
| #include <CFNetwork/CFURLResponsePriv.h> |
| #include <wtf/RetainPtr.h> |
| |
| using namespace std; |
| |
| // We would like a better value for a maximum time_t, |
| // but there is no way to do that in C with any certainty. |
| // INT_MAX should work well enough for our purposes. |
| #define MAX_TIME_T ((time_t)INT_MAX) |
| |
| namespace WebCore { |
| |
| static CFStringRef const commonHeaderFields[] = { |
| CFSTR("Age"), CFSTR("Cache-Control"), CFSTR("Content-Type"), CFSTR("Date"), CFSTR("Etag"), CFSTR("Expires"), CFSTR("Last-Modified"), CFSTR("Pragma") |
| }; |
| static const int numCommonHeaderFields = sizeof(commonHeaderFields) / sizeof(CFStringRef); |
| |
| CFURLResponseRef ResourceResponse::cfURLResponse() const |
| { |
| if (!m_cfResponse && !m_isNull) { |
| RetainPtr<CFURLRef> url(AdoptCF, m_url.createCFURL()); |
| |
| // FIXME: This creates a very incomplete CFURLResponse, which does not even have a status code. |
| |
| m_cfResponse.adoptCF(CFURLResponseCreate(0, url.get(), m_mimeType.createCFString().get(), m_expectedContentLength, m_textEncodingName.createCFString().get(), kCFURLCacheStorageAllowed)); |
| } |
| |
| return m_cfResponse.get(); |
| } |
| |
| static inline bool filenameHasSaneExtension(const String& filename) |
| { |
| int dot = filename.find('.'); |
| |
| // The dot can't be the first or last character in the filename. |
| int length = filename.length(); |
| return dot > 0 && dot < length - 1; |
| } |
| |
| static time_t toTimeT(CFAbsoluteTime time) |
| { |
| static const double maxTimeAsDouble = std::numeric_limits<time_t>::max(); |
| static const double minTimeAsDouble = std::numeric_limits<time_t>::min(); |
| return static_cast<time_t>(min(max(minTimeAsDouble, time + kCFAbsoluteTimeIntervalSince1970), maxTimeAsDouble)); |
| } |
| |
| void ResourceResponse::platformLazyInit(InitLevel initLevel) |
| { |
| if (m_initLevel > initLevel) |
| return; |
| |
| if (m_isNull || !m_cfResponse.get()) |
| return; |
| |
| if (m_initLevel < CommonFieldsOnly && initLevel >= CommonFieldsOnly) { |
| m_url = CFURLResponseGetURL(m_cfResponse.get()); |
| m_mimeType = CFURLResponseGetMIMEType(m_cfResponse.get()); |
| m_expectedContentLength = CFURLResponseGetExpectedContentLength(m_cfResponse.get()); |
| m_textEncodingName = CFURLResponseGetTextEncodingName(m_cfResponse.get()); |
| |
| // Workaround for <rdar://problem/8757088>, can be removed once that is fixed. |
| unsigned textEncodingNameLength = m_textEncodingName.length(); |
| if (textEncodingNameLength >= 2 && m_textEncodingName[0U] == '"' && m_textEncodingName[textEncodingNameLength - 1] == '"') |
| m_textEncodingName = m_textEncodingName.substring(1, textEncodingNameLength - 2); |
| |
| m_lastModifiedDate = toTimeT(CFURLResponseGetLastModifiedDate(m_cfResponse.get())); |
| |
| CFHTTPMessageRef httpResponse = CFURLResponseGetHTTPResponse(m_cfResponse.get()); |
| if (httpResponse) { |
| m_httpStatusCode = CFHTTPMessageGetResponseStatusCode(httpResponse); |
| |
| RetainPtr<CFDictionaryRef> headers(AdoptCF, CFHTTPMessageCopyAllHeaderFields(httpResponse)); |
| |
| for (int i = 0; i < numCommonHeaderFields; i++) { |
| CFStringRef value; |
| if (CFDictionaryGetValueIfPresent(headers.get(), commonHeaderFields[i], (const void **)&value)) |
| m_httpHeaderFields.set(commonHeaderFields[i], value); |
| } |
| } else |
| m_httpStatusCode = 0; |
| } |
| |
| if (m_initLevel < CommonAndUncommonFields && initLevel >= CommonAndUncommonFields) { |
| CFHTTPMessageRef httpResponse = CFURLResponseGetHTTPResponse(m_cfResponse.get()); |
| if (httpResponse) { |
| RetainPtr<CFStringRef> statusLine(AdoptCF, CFHTTPMessageCopyResponseStatusLine(httpResponse)); |
| m_httpStatusText = extractReasonPhraseFromHTTPStatusLine(statusLine.get()); |
| |
| RetainPtr<CFDictionaryRef> headers(AdoptCF, CFHTTPMessageCopyAllHeaderFields(httpResponse)); |
| CFIndex headerCount = CFDictionaryGetCount(headers.get()); |
| Vector<const void*, 128> keys(headerCount); |
| Vector<const void*, 128> values(headerCount); |
| CFDictionaryGetKeysAndValues(headers.get(), keys.data(), values.data()); |
| for (int i = 0; i < headerCount; ++i) |
| m_httpHeaderFields.set((CFStringRef)keys[i], (CFStringRef)values[i]); |
| } |
| } |
| |
| if (m_initLevel < AllFields && initLevel >= AllFields) { |
| RetainPtr<CFStringRef> suggestedFilename(AdoptCF, CFURLResponseCopySuggestedFilename(m_cfResponse.get())); |
| m_suggestedFilename = suggestedFilename.get(); |
| } |
| |
| m_initLevel = initLevel; |
| } |
| |
| bool ResourceResponse::platformCompare(const ResourceResponse& a, const ResourceResponse& b) |
| { |
| // CFEqual crashes if you pass it 0 so do an early check before calling it. |
| if (!a.cfURLResponse() || !b.cfURLResponse()) |
| return a.cfURLResponse() == b.cfURLResponse(); |
| return CFEqual(a.cfURLResponse(), b.cfURLResponse()); |
| } |
| |
| |
| } // namespace WebCore |
| |
| #endif // USE(CFNETWORK) |