mirror of
https://github.com/Swiftgram/Telegram-iOS.git
synced 2025-06-16 05:55:20 +00:00
28 lines
975 B
Objective-C
28 lines
975 B
Objective-C
#import <LegacyComponents/TGFileUtils.h>
|
|
|
|
#import <MobileCoreServices/MobileCoreServices.h>
|
|
|
|
NSString *TGMimeTypeForFileExtension(NSString *fileExtension)
|
|
{
|
|
return TGMimeTypeForFileUTI((__bridge_transfer NSString *)UTTypeCreatePreferredIdentifierForTag(kUTTagClassFilenameExtension, (__bridge CFStringRef)fileExtension, NULL));
|
|
}
|
|
|
|
NSString *TGMimeTypeForFileUTI(NSString *fileUTI)
|
|
{
|
|
NSString *mimeType = (__bridge_transfer NSString *)UTTypeCopyPreferredTagWithClass((__bridge CFStringRef)fileUTI, kUTTagClassMIMEType);
|
|
if (mimeType == nil)
|
|
mimeType = @"application/octet-stream";
|
|
return mimeType;
|
|
}
|
|
|
|
NSString *TGTemporaryFileName(NSString *fileExtension)
|
|
{
|
|
if (fileExtension == nil)
|
|
fileExtension = @"bin";
|
|
|
|
int64_t randomId = 0;
|
|
arc4random_buf(&randomId, sizeof(randomId));
|
|
|
|
return [NSTemporaryDirectory() stringByAppendingPathComponent:[[NSString alloc] initWithFormat:@"%" PRIx64 ".%@", randomId, fileExtension]];
|
|
}
|