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ccb4a88742
git remote add ssk ../SignalServiceKit git remote update git merge -s ours --allow-unrelated-histories --no-commit ssk/master git read-tree --prefix=SignalServiceKit -u ssk/master git commit
54 lines
2.2 KiB
Objective-C
54 lines
2.2 KiB
Objective-C
//
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// Copyright (c) 2017 Open Whisper Systems. All rights reserved.
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//
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NS_ASSUME_NONNULL_BEGIN
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extern NSString *const OWSMimeTypeApplicationOctetStream;
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extern NSString *const OWSMimeTypeImagePng;
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extern NSString *const OWSMimeTypeOversizeTextMessage;
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extern NSString *const OWSMimeTypeUnknownForTests;
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@interface MIMETypeUtil : NSObject
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+ (BOOL)isSupportedVideoMIMEType:(NSString *)contentType;
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+ (BOOL)isSupportedAudioMIMEType:(NSString *)contentType;
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+ (BOOL)isSupportedImageMIMEType:(NSString *)contentType;
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+ (BOOL)isSupportedAnimatedMIMEType:(NSString *)contentType;
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+ (BOOL)isSupportedVideoFile:(NSString *)filePath;
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+ (BOOL)isSupportedAudioFile:(NSString *)filePath;
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+ (BOOL)isSupportedImageFile:(NSString *)filePath;
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+ (BOOL)isSupportedAnimatedFile:(NSString *)filePath;
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+ (nullable NSString *)getSupportedExtensionFromVideoMIMEType:(NSString *)supportedMIMEType;
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+ (nullable NSString *)getSupportedExtensionFromAudioMIMEType:(NSString *)supportedMIMEType;
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+ (nullable NSString *)getSupportedExtensionFromImageMIMEType:(NSString *)supportedMIMEType;
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+ (nullable NSString *)getSupportedExtensionFromAnimatedMIMEType:(NSString *)supportedMIMEType;
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+ (BOOL)isAnimated:(NSString *)contentType;
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+ (BOOL)isImage:(NSString *)contentType;
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+ (BOOL)isVideo:(NSString *)contentType;
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+ (BOOL)isAudio:(NSString *)contentType;
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// filename is optional and should not be trusted.
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+ (nullable NSString *)filePathForAttachment:(NSString *)uniqueId
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ofMIMEType:(NSString *)contentType
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sourceFilename:(nullable NSString *)sourceFilename
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inFolder:(NSString *)folder;
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+ (NSSet<NSString *> *)supportedVideoUTITypes;
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+ (NSSet<NSString *> *)supportedAudioUTITypes;
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+ (NSSet<NSString *> *)supportedImageUTITypes;
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+ (NSSet<NSString *> *)supportedAnimatedImageUTITypes;
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+ (nullable NSString *)utiTypeForMIMEType:(NSString *)mimeType;
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+ (nullable NSString *)utiTypeForFileExtension:(NSString *)fileExtension;
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+ (nullable NSString *)fileExtensionForUTIType:(NSString *)utiType;
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+ (nullable NSString *)fileExtensionForMIMEType:(NSString *)mimeType;
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+ (nullable NSString *)mimeTypeForFileExtension:(NSString *)fileExtension;
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@end
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NS_ASSUME_NONNULL_END
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