/* * Copyright (C) 2006-2016 Apple Inc. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #pragma once #include <wtf/HashSet.h> #include <wtf/Vector.h> #include <wtf/text/StringHash.h> namespace WebCore { class MIMETypeRegistry { public: WEBCORE_EXPORT static String getMIMETypeForExtension(const String& extension); // FIXME: WebKit coding style says we should not have the word "get" in the names of these functions. static Vector<String> getExtensionsForMIMEType(const String& type); WEBCORE_EXPORT static String getPreferredExtensionForMIMEType(const String& type); static String getMediaMIMETypeForExtension(const String& extension); static Vector<String> getMediaMIMETypesForExtension(const String& extension); static String getMIMETypeForPath(const String& path); // Check to see if a MIME type is suitable for being loaded inline as an // image (e.g., <img> tags). WEBCORE_EXPORT static bool isSupportedImageMIMEType(const String& mimeType); // Check to see if a MIME type is suitable for being loaded as an image, including SVG and Video (where supported). WEBCORE_EXPORT static bool isSupportedImageVideoOrSVGMIMEType(const String& mimeType); // Check to see if a MIME type is suitable for being encoded. static bool isSupportedImageMIMETypeForEncoding(const String& mimeType); // Check to see if a MIME type is suitable for being loaded as a JavaScript or JSON resource. WEBCORE_EXPORT static bool isSupportedJavaScriptMIMEType(const String& mimeType); WEBCORE_EXPORT static bool isSupportedJSONMIMEType(const String& mimeType); // Check to see if a MIME type is suitable for being loaded as a style sheet. static bool isSupportedStyleSheetMIMEType(const String& mimeType); // Check to see if a MIME type is suitable for being loaded as a font. static bool isSupportedFontMIMEType(const String& mimeType); // Check to see if a MIME type is a text media playlist type, such as an m3u8. static bool isTextMediaPlaylistMIMEType(const String& mimeType); // Check to see if a non-image MIME type is suitable for being loaded as a // document in a frame. Does not include supported JavaScript and JSON MIME types. WEBCORE_EXPORT static bool isSupportedNonImageMIMEType(const String& mimeType); // Check to see if a MIME type is suitable for being loaded using <video> and <audio>. WEBCORE_EXPORT static bool isSupportedMediaMIMEType(const String& mimeType); // Check to see if a MIME type is suitable for being loaded using <track>>. WEBCORE_EXPORT static bool isSupportedTextTrackMIMEType(const String& mimeType); // Check to see if a MIME type is a valid Java applet mime type. WEBCORE_EXPORT static bool isJavaAppletMIMEType(const String& mimeType); // Check to see if a MIME type is a plugin implemented by the browser. static bool isApplicationPluginMIMEType(const String& mimeType); // Check to see if a MIME type is one of the common PDF/PS types. static bool isPDFMIMEType(const String& mimeType); static bool isPostScriptMIMEType(const String& mimeType); WEBCORE_EXPORT static bool isPDFOrPostScriptMIMEType(const String& mimeType); WEBCORE_EXPORT static bool isSystemPreviewMIMEType(const String& mimeType); // Check to see if a MIME type is suitable for being shown inside a page. // Returns true if any of isSupportedImageMIMEType(), isSupportedNonImageMIMEType(), // isSupportedMediaMIMEType(), isSupportedJavaScriptMIMEType(), isSupportedJSONMIMEType(), // returns true or if the given MIME type begins with "text/" and // isUnsupportedTextMIMEType() returns false. WEBCORE_EXPORT static bool canShowMIMEType(const String& mimeType); // Check to see if a MIME type is one where an XML document should be created // rather than an HTML document. WEBCORE_EXPORT static bool isXMLMIMEType(const String& mimeType); // Used in page load algorithm to decide whether to display as a text // document in a frame. Not a good idea to use elsewhere, because that code // makes this test is after many other tests are done on the MIME type. WEBCORE_EXPORT static bool isTextMIMEType(const String& mimeType); // FIXME: Would be nice to find a way to avoid exposing these sets, even worse exposing non-const references. WEBCORE_EXPORT static const HashSet<String, ASCIICaseInsensitiveHash>& supportedImageMIMETypes(); static HashSet<String, ASCIICaseInsensitiveHash>& additionalSupportedImageMIMETypes(); WEBCORE_EXPORT static HashSet<String, ASCIICaseInsensitiveHash>& supportedNonImageMIMETypes(); WEBCORE_EXPORT static const HashSet<String, ASCIICaseInsensitiveHash>& supportedMediaMIMETypes(); WEBCORE_EXPORT static const HashSet<String, ASCIICaseInsensitiveHash>& pdfMIMETypes(); WEBCORE_EXPORT static const HashSet<String, ASCIICaseInsensitiveHash>& unsupportedTextMIMETypes(); WEBCORE_EXPORT static const HashSet<String, ASCIICaseInsensitiveHash>& systemPreviewMIMETypes(); // FIXME: WebKit coding style says we should not have the word "get" in the name of this function. // FIXME: Unclear what the concept of a normalized MIME type is; currently it's a platform-specific notion. static String getNormalizedMIMEType(const String&); WEBCORE_EXPORT static String appendFileExtensionIfNecessary(const String& filename, const String& mimeType); private: // Check to see if the MIME type is not suitable for being loaded as a text // document in a frame. Only valid for MIME types begining with "text/". static bool isUnsupportedTextMIMEType(const String& mimeType); }; WEBCORE_EXPORT const String& defaultMIMEType(); } // namespace WebCore