2 * Copyright (C) 2009 Apple Inc. All rights reserved.
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. Neither the name of Apple Inc. ("Apple") nor the names of
14 * its contributors may be used to endorse or promote products derived
15 * from this software without specific prior written permission.
17 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
18 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
19 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
20 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
21 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
22 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
23 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
24 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30 #import "WebCoreURLResponseIOS.h"
33 #import "UTIUtilities.h"
34 #import "WebCoreSystemInterface.h"
35 #import <MobileCoreServices/MobileCoreServices.h>
37 #import "QuickLookSoftLink.h"
41 void adjustMIMETypeIfNecessary(CFURLResponseRef cfResponse, bool isMainResourceLoad)
43 RetainPtr<CFStringRef> mimeType = CFURLResponseGetMIMEType(cfResponse);
44 RetainPtr<CFStringRef> updatedMIMEType = mimeType;
46 updatedMIMEType = defaultMIMEType().createCFString();
49 // We must ensure that the MIME type is correct, so that QuickLook's web plugin is called when needed.
50 // We filter the basic MIME types so that we don't do unnecessary work in standard browsing situations.
51 if (isMainResourceLoad && shouldUseQuickLookForMIMEType((NSString *)updatedMIMEType.get())) {
52 RetainPtr<CFStringRef> suggestedFilename = adoptCF(CFURLResponseCopySuggestedFilename(cfResponse));
53 RetainPtr<CFStringRef> quickLookMIMEType = adoptCF((CFStringRef)QLTypeCopyBestMimeTypeForFileNameAndMimeType((NSString *)suggestedFilename.get(), (NSString *)mimeType.get()));
54 if (!quickLookMIMEType) {
55 auto url = CFURLResponseGetURL(cfResponse);
56 if ([(NSURL *)url isFileURL]) {
57 RetainPtr<CFStringRef> extension = adoptCF(CFURLCopyPathExtension(url));
59 RetainPtr<CFStringRef> uti = adoptCF(UTTypeCreatePreferredIdentifierForTag(kUTTagClassFilenameExtension, extension.get(), nullptr));
60 quickLookMIMEType = mimeTypeFromUTITree(uti.get());
65 if (quickLookMIMEType)
66 updatedMIMEType = quickLookMIMEType;
69 UNUSED_PARAM(isMainResourceLoad);
70 #endif // USE(QUICK_LOOK)
71 if (!mimeType || CFStringCompare(mimeType.get(), updatedMIMEType.get(), kCFCompareCaseInsensitive) != kCFCompareEqualTo)
72 CFURLResponseSetMIMEType(cfResponse, updatedMIMEType.get());
75 } // namespace WebCore