1/* 2 * Copyright (C) 2014 Apple Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' 14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS 17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 23 * THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26#import "config.h" 27#import "WKWebViewContentProviderRegistry.h" 28 29#if WK_API_ENABLED 30 31#if PLATFORM(IOS) 32 33#import "WKPDFView.h" 34#import "WKWebViewInternal.h" 35#import "WebPageProxy.h" 36#import <WebCore/MIMETypeRegistry.h> 37#import <wtf/HashCountedSet.h> 38#import <wtf/HashMap.h> 39#import <wtf/text/StringHash.h> 40#import <wtf/text/WTFString.h> 41 42using namespace WebKit; 43 44@implementation WKWebViewContentProviderRegistry { 45 HashMap<String, Class <WKWebViewContentProvider>, CaseFoldingHash> _contentProviderForMIMEType; 46 HashCountedSet<WebPageProxy*> _pages; 47} 48 49- (instancetype)init 50{ 51 if (!(self = [super init])) 52 return nil; 53 54 for (auto& mimeType : WebCore::MIMETypeRegistry::getPDFMIMETypes()) 55 [self registerProvider:[WKPDFView class] forMIMEType:mimeType]; 56 57 return self; 58} 59 60- (void)addPage:(WebPageProxy&)page 61{ 62 ASSERT(!_pages.contains(&page)); 63 _pages.add(&page); 64} 65 66- (void)removePage:(WebPageProxy&)page 67{ 68 ASSERT(_pages.contains(&page)); 69 _pages.remove(&page); 70} 71 72- (void)registerProvider:(Class <WKWebViewContentProvider>)contentProvider forMIMEType:(const String&)mimeType 73{ 74 _contentProviderForMIMEType.set(mimeType, contentProvider); 75 76 for (auto& page : _pages) 77 page.key->addMIMETypeWithCustomContentProvider(mimeType); 78} 79 80- (Class <WKWebViewContentProvider>)providerForMIMEType:(const String&)mimeType 81{ 82 const auto& representation = _contentProviderForMIMEType.find(mimeType); 83 84 if (representation == _contentProviderForMIMEType.end()) 85 return nil; 86 87 return representation->value; 88} 89 90- (Vector<String>)_mimeTypesWithCustomContentProviders 91{ 92 Vector<String> mimeTypes; 93 copyKeysToVector(_contentProviderForMIMEType, mimeTypes); 94 return mimeTypes; 95} 96 97@end 98 99#endif // PLATFORM(IOS) 100 101#endif // WK_API_ENABLED 102