1/*
2 * Copyright (C) 2008 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. ``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 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#include "config.h"
27#include "ImageSourceCG.h"
28
29#include "StdLibExtras.h"
30#include <wtf/HashMap.h>
31#include <wtf/text/StringHash.h>
32
33namespace WebCore {
34
35String MIMETypeForImageSourceType(const String& type)
36{
37    String mimeType;
38    // FIXME: This approach of taking a UTI like public.type and giving back
39    // a MIME type like image/type will work for common image UTIs like jpeg,
40    // png, tiff, gif but won't work for UTIs like: public.jpeg-2000,
41    // public.xbitmap-image, com.apple.quicktime-image, and others.
42    if (int dotLocation = type.reverseFind('.'))
43        mimeType = "image/" + type.substring(dotLocation + 1);
44    return mimeType;
45}
46
47String preferredExtensionForImageSourceType(const String& type)
48{
49    if (type.isEmpty())
50        return String();
51
52    typedef HashMap<String, String> StringMap;
53    DEFINE_STATIC_LOCAL(StringMap, UTIMap, ());
54    if (UTIMap.isEmpty()) {
55        UTIMap.add("public.html", "html");
56        UTIMap.add("public.jpeg", "jpeg");
57        UTIMap.add("public.jpeg-2000", "jp2");
58        UTIMap.add("public.plain-text", "txt");
59        UTIMap.add("public.png", "png");
60        UTIMap.add("public.tiff", "tiff");
61        UTIMap.add("public.xbitmap-image", "xbm");
62        UTIMap.add("public.xml", "xml");
63        UTIMap.add("com.adobe.illustrator.ai-image", "ai");
64        UTIMap.add("com.adobe.pdf", "pdf");
65        UTIMap.add("com.adobe.photoshop-image", "psd");
66        UTIMap.add("com.adobe.postscript", "ps");
67        UTIMap.add("com.apple.icns", "icns");
68        UTIMap.add("com.apple.macpaint-image", "pntg");
69        UTIMap.add("com.apple.pict", "pict");
70        UTIMap.add("com.apple.quicktime-image", "qtif");
71        UTIMap.add("com.apple.webarchive", "webarchive");
72        UTIMap.add("com.compuserve.gif", "gif");
73        UTIMap.add("com.ilm.openexr-image", "exr");
74        UTIMap.add("com.kodak.flashpix-image", "fpx");
75        UTIMap.add("com.microsoft.bmp", "bmp");
76        UTIMap.add("com.microsoft.ico", "ico");
77        UTIMap.add("com.netscape.javascript-source", "js");
78        UTIMap.add("com.sgi.sgi-image", "sgi");
79        UTIMap.add("com.truevision.tga-image", "tga");
80    }
81    return UTIMap.get(type);
82}
83
84} // namespace WebCore
85