1/* 2 * Copyright (C) 2006 Apple Computer, 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 COMPUTER, INC. ``AS IS'' AND ANY 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26#ifndef MIMETypeRegistry_h 27#define MIMETypeRegistry_h 28 29#include <wtf/HashSet.h> 30#include <wtf/Vector.h> 31#include <wtf/text/StringHash.h> 32#include <wtf/text/WTFString.h> 33 34namespace WebCore { 35 36class MIMETypeRegistry { 37public: 38 static String getMIMETypeForExtension(const String& extension); 39 static String getWellKnownMIMETypeForExtension(const String& extension); 40 41 static Vector<String> getExtensionsForMIMEType(const String& type); 42 static String getPreferredExtensionForMIMEType(const String& type); 43 static String getMediaMIMETypeForExtension(const String& extension); 44 static Vector<String> getMediaMIMETypesForExtension(const String& extension); 45 46 static String getMIMETypeForPath(const String& path); 47 48 // Check to see if a mime type is suitable for being loaded inline as an 49 // image (e.g., <img> tags). 50 static bool isSupportedImageMIMEType(const String& mimeType); 51 52 // Check to see if a mime type is suitable for being loaded as an image 53 // document in a frame. 54 static bool isSupportedImageResourceMIMEType(const String& mimeType); 55 56 // Check to see if a mime type is suitable for being encoded. 57 static bool isSupportedImageMIMETypeForEncoding(const String& mimeType); 58 59 // Check to see if a mime type is suitable for being loaded as a JavaScript 60 // resource. 61 static bool isSupportedJavaScriptMIMEType(const String& mimeType); 62 63 // Check to see if a non-image mime type is suitable for being loaded as a 64 // document in a frame. Includes supported JavaScript MIME types. 65 static bool isSupportedNonImageMIMEType(const String& mimeType); 66 67 // Check to see if a mime type is suitable for being loaded using <video> and <audio> 68 static bool isSupportedMediaMIMEType(const String& mimeType); 69 70#if ENABLE(MEDIA_SOURCE) 71 // Check to see if the mime type and codecs are supported by the MediaSource implementation. 72 static bool isSupportedMediaSourceMIMEType(const String& mimeType, const String& codecs); 73#endif 74 75 // Check to see if the mime type is not suitable for being loaded as a text 76 // document in a frame. Only valid for mime types begining with "text/". 77 static bool isUnsupportedTextMIMEType(const String& mimeType); 78 79 // Check to see if a mime type is a valid Java applet mime type 80 static bool isJavaAppletMIMEType(const String& mimeType); 81 82 // Check to see if a mime type is a plugin implemented by the 83 // browser (e.g. a Qt Plugin). 84 static bool isApplicationPluginMIMEType(const String& mimeType); 85 86 // Check to see if a mime type is one of the common PDF/PS types. 87 static bool isPDFOrPostScriptMIMEType(const String& mimeType); 88 89 // Check to see if a mime type is suitable for being shown inside a page. 90 // Returns true if any of isSupportedImageMIMEType(), isSupportedNonImageMIMEType(), isSupportedMediaMIMEType() returns true 91 // or if given mime type begins with "text/" and isUnsupportedTextMIMEType() returns false. 92 static bool canShowMIMEType(const String& mimeType); 93 94 static HashSet<String>& getSupportedImageMIMETypes(); 95 static HashSet<String>& getSupportedImageResourceMIMETypes(); 96 static HashSet<String>& getSupportedImageMIMETypesForEncoding(); 97 static HashSet<String>& getSupportedNonImageMIMETypes(); 98 static HashSet<String>& getSupportedMediaMIMETypes(); 99 static HashSet<String>& getPDFAndPostScriptMIMETypes(); 100 static HashSet<String>& getUnsupportedTextMIMETypes(); 101 102 static String getNormalizedMIMEType(const String&); 103}; 104 105const String& defaultMIMEType(); 106 107} // namespace WebCore 108 109#endif // MIMETypeRegistry_h 110