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 "platform/PlatformExport.h"
30#include "wtf/HashSet.h"
31#include "wtf/text/StringHash.h"
32#include "wtf/text/WTFString.h"
33
34namespace blink {
35
36class PLATFORM_EXPORT MIMETypeRegistry {
37public:
38    static String getMIMETypeForExtension(const String& extension);
39    static String getWellKnownMIMETypeForExtension(const String& extension);
40
41    static String getMIMETypeForPath(const String& path);
42
43    // Check to see if a mime type is suitable for being loaded inline as an
44    // image (e.g., <img> tags).
45    static bool isSupportedImageMIMEType(const String& mimeType);
46
47    // Check to see if a mime type is suitable for being loaded as an image
48    // document in a frame.
49    static bool isSupportedImageResourceMIMEType(const String& mimeType);
50
51    // Check to see if a mime type is suitable for being displayed as an image.
52    static bool isSupportedImagePrefixedMIMEType(const String& mimeType);
53
54    // Check to see if a mime type is suitable for being encoded.
55    static bool isSupportedImageMIMETypeForEncoding(const String& mimeType);
56
57    // Check to see if a mime type is suitable for being loaded as a JavaScript
58    // resource.
59    static bool isSupportedJavaScriptMIMEType(const String& mimeType);
60
61    // Check to see if a non-image mime type is suitable for being loaded as a
62    // document in a frame. Includes supported JavaScript MIME types.
63    static bool isSupportedNonImageMIMEType(const String& mimeType);
64
65    // Check to see if the mime type and codecs are supported by the MediaSource implementation.
66    static bool isSupportedMediaSourceMIMEType(const String& mimeType, const String& codecs);
67
68    // Check to see if the key system, mime type and codecs are supported by the Encrypted Media Extensions implementation.
69    static bool isSupportedEncryptedMediaMIMEType(const String& keySystem, const String& mimeType, const String& codecs);
70
71    // Check to see if a mime type is a valid Java applet mime type
72    static bool isJavaAppletMIMEType(const String& mimeType);
73};
74
75} // namespace blink
76
77#endif // MIMETypeRegistry_h
78