2016-09-10 17:08:58 +00:00
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#import <QuickLook/QuickLook.h>
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2018-09-30 10:37:30 +00:00
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#include <libtransmission/transmission.h>
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2012-08-12 12:11:33 +00:00
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#import "NSStringAdditions.h"
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2021-08-15 09:41:48 +00:00
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OSStatus GeneratePreviewForURL(void* thisInterface, QLPreviewRequestRef preview, CFURLRef url, CFStringRef contentTypeUTI, CFDictionaryRef options);
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void CancelPreviewGeneration(void* thisInterface, QLPreviewRequestRef preview);
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2012-08-12 12:11:33 +00:00
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2021-08-15 09:41:48 +00:00
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NSString* generateIconData(NSString* fileExtension, NSUInteger width, NSMutableDictionary* allImgProps)
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2012-08-12 12:11:33 +00:00
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{
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2021-08-15 09:41:48 +00:00
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NSString* rawFilename = ![fileExtension isEqualToString:@""] ? fileExtension : @"blank_file_name_transmission";
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// we need to do this once per file extension, per size
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NSString* iconFileName = [NSString stringWithFormat:@"%ldx%@.tiff", width, rawFilename];
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2017-01-24 17:53:16 +00:00
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2021-08-15 09:41:48 +00:00
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if (![allImgProps objectForKey:iconFileName])
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2012-08-12 12:11:33 +00:00
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{
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2021-08-15 09:41:48 +00:00
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NSImage* icon = [[NSWorkspace sharedWorkspace] iconForFileType:fileExtension];
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2017-01-24 17:53:16 +00:00
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2021-08-15 09:41:48 +00:00
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NSRect const iconFrame = NSMakeRect(0.0, 0.0, width, width);
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NSImage* renderedIcon = [[NSImage alloc] initWithSize:iconFrame.size];
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2012-08-12 12:11:33 +00:00
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[renderedIcon lockFocus];
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2021-10-31 15:18:27 +00:00
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[icon drawInRect:iconFrame fromRect:NSZeroRect operation:NSCompositingOperationCopy fraction:1.0];
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2012-08-12 12:11:33 +00:00
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[renderedIcon unlockFocus];
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2017-01-24 17:53:16 +00:00
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2021-08-15 09:41:48 +00:00
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NSData* iconData = [renderedIcon TIFFRepresentation];
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2017-01-24 17:53:16 +00:00
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NSDictionary* imgProps = @{
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(NSString*)kQLPreviewPropertyMIMETypeKey : @"image/png",
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(NSString*)kQLPreviewPropertyAttachmentDataKey : iconData
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};
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[allImgProps setObject:imgProps forKey:iconFileName];
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2012-08-12 12:11:33 +00:00
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}
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2017-01-24 17:53:16 +00:00
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2021-08-15 09:41:48 +00:00
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return [@"cid:" stringByAppendingString:iconFileName];
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2012-08-12 12:11:33 +00:00
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}
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2021-08-15 09:41:48 +00:00
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OSStatus GeneratePreviewForURL(void* thisInterface, QLPreviewRequestRef preview, CFURLRef url, CFStringRef contentTypeUTI, CFDictionaryRef options)
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2012-08-12 12:11:33 +00:00
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{
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// Before proceeding make sure the user didn't cancel the request
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if (QLPreviewRequestIsCancelled(preview))
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2021-08-15 09:41:48 +00:00
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{
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2012-08-12 12:11:33 +00:00
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return noErr;
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2021-08-15 09:41:48 +00:00
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}
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2017-01-24 17:53:16 +00:00
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2012-09-06 01:15:31 +00:00
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//we need this call to ensure NSApp is initialized (not done automatically for plugins)
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[NSApplication sharedApplication];
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2017-01-24 17:53:16 +00:00
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2012-08-12 12:11:33 +00:00
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//try to parse the torrent file
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tr_info inf;
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2021-08-15 09:41:48 +00:00
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tr_ctor* ctor = tr_ctorNew(NULL);
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tr_ctorSetMetainfoFromFile(ctor, [[(__bridge NSURL*)url path] UTF8String]);
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int const err = tr_torrentParse(ctor, &inf);
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2012-08-12 12:11:33 +00:00
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tr_ctorFree(ctor);
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if (err)
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2021-08-15 09:41:48 +00:00
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{
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2012-08-12 12:11:33 +00:00
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return noErr;
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2021-08-15 09:41:48 +00:00
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}
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2017-01-24 17:53:16 +00:00
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2021-08-15 09:41:48 +00:00
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NSBundle* bundle = [NSBundle bundleWithIdentifier:@"org.m0k.transmission.QuickLookPlugin"];
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2017-01-24 17:53:16 +00:00
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2021-08-15 09:41:48 +00:00
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NSURL* styleURL = [bundle URLForResource:@"style" withExtension:@"css"];
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NSString* styleContents = [NSString stringWithContentsOfURL:styleURL encoding:NSUTF8StringEncoding error:NULL];
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2017-01-24 17:53:16 +00:00
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2021-08-15 09:41:48 +00:00
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NSMutableString* htmlString = [NSMutableString string];
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[htmlString appendFormat:@"<html><style type=\"text/css\">%@</style><body>", styleContents];
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2017-01-24 17:53:16 +00:00
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2021-08-15 09:41:48 +00:00
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NSMutableDictionary* allImgProps = [NSMutableDictionary dictionary];
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2017-01-24 17:53:16 +00:00
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2021-08-15 09:41:48 +00:00
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NSString* name = [NSString stringWithUTF8String:inf.name];
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NSString* fileTypeString = inf.isFolder ? NSFileTypeForHFSTypeCode(kGenericFolderIcon) : [name pathExtension];
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2017-01-24 17:53:16 +00:00
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NSUInteger const width = 32;
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[htmlString appendFormat:@"<h2><img class=\"icon\" src=\"%@\" width=\"%ld\" height=\"%ld\" />%@</h2>",
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generateIconData(fileTypeString, width, allImgProps),
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width,
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width,
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name];
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2017-01-24 17:53:16 +00:00
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2021-08-15 09:41:48 +00:00
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NSString* fileSizeString = [NSString stringForFileSize:inf.totalSize];
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2014-06-08 22:16:01 +00:00
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if (inf.isFolder)
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2012-08-12 12:11:33 +00:00
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{
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NSString* fileCountString;
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2012-08-12 12:11:33 +00:00
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if (inf.fileCount == 1)
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{
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2012-09-03 18:37:18 +00:00
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fileCountString = NSLocalizedStringFromTableInBundle(@"1 file", nil, bundle, "quicklook file count");
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}
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2012-08-12 12:11:33 +00:00
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else
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2021-08-15 09:41:48 +00:00
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{
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fileCountString = [NSString stringWithFormat:NSLocalizedStringFromTableInBundle(@"%@ files", nil, bundle, "quicklook file count"),
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[NSString formattedUInteger:inf.fileCount]];
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}
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fileSizeString = [NSString stringWithFormat:@"%@, %@", fileCountString, fileSizeString];
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2012-08-12 12:11:33 +00:00
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}
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2021-08-15 09:41:48 +00:00
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[htmlString appendFormat:@"<p>%@</p>", fileSizeString];
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NSString* dateCreatedString = inf.dateCreated > 0 ?
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[NSDateFormatter localizedStringFromDate:[NSDate dateWithTimeIntervalSince1970:inf.dateCreated] dateStyle:NSDateFormatterLongStyle
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timeStyle:NSDateFormatterShortStyle] :
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nil;
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NSString* creatorString = inf.creator ? [NSString stringWithUTF8String:inf.creator] : nil;
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if ([creatorString isEqualToString:@""])
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{
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creatorString = nil;
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}
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NSString* creationString = nil;
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2012-08-12 14:05:55 +00:00
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if (dateCreatedString && creatorString)
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{
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creationString = [NSString
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stringWithFormat:NSLocalizedStringFromTableInBundle(@"Created on %@ with %@", nil, bundle, "quicklook creation info"),
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dateCreatedString,
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creatorString];
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}
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2012-08-12 14:05:55 +00:00
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else if (dateCreatedString)
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{
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creationString = [NSString
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stringWithFormat:NSLocalizedStringFromTableInBundle(@"Created on %@", nil, bundle, "quicklook creation info"), dateCreatedString];
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}
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2012-08-12 14:05:55 +00:00
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else if (creatorString)
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{
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creationString = [NSString
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stringWithFormat:NSLocalizedStringFromTableInBundle(@"Created with %@", nil, bundle, "quicklook creation info"), creatorString];
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}
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2012-08-12 14:05:55 +00:00
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if (creationString)
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2021-08-15 09:41:48 +00:00
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{
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[htmlString appendFormat:@"<p>%@</p>", creationString];
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}
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2017-01-24 17:53:16 +00:00
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2012-08-12 12:11:33 +00:00
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if (inf.comment)
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{
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2021-08-15 09:41:48 +00:00
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NSString* comment = [NSString stringWithUTF8String:inf.comment];
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if (![comment isEqualToString:@""])
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[htmlString appendFormat:@"<p>%@</p>", comment];
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2012-08-12 12:11:33 +00:00
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}
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2017-01-24 17:53:16 +00:00
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2021-08-15 09:41:48 +00:00
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NSMutableArray* lists = [NSMutableArray array];
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2017-01-24 17:53:16 +00:00
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2012-08-12 12:11:33 +00:00
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if (inf.webseedCount > 0)
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{
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2021-08-15 09:41:48 +00:00
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NSMutableString* listSection = [NSMutableString string];
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[listSection appendString:@"<table>"];
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2017-01-24 17:53:16 +00:00
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2021-08-15 09:41:48 +00:00
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NSString* headerTitleString = inf.webseedCount == 1 ?
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NSLocalizedStringFromTableInBundle(@"1 Web Seed", nil, bundle, "quicklook web seed header") :
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[NSString stringWithFormat:NSLocalizedStringFromTableInBundle(@"%@ Web Seeds", nil, bundle, "quicklook web seed header"),
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[NSString formattedUInteger:inf.webseedCount]];
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[listSection appendFormat:@"<tr><th>%@</th></tr>", headerTitleString];
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2017-01-24 17:53:16 +00:00
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2012-08-12 12:11:33 +00:00
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for (int i = 0; i < inf.webseedCount; ++i)
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2021-08-15 09:41:48 +00:00
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{
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[listSection appendFormat:@"<tr><td>%s<td></tr>", inf.webseeds[i]];
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}
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2017-01-24 17:53:16 +00:00
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2012-08-12 20:14:26 +00:00
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[listSection appendString:@"</table>"];
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2017-01-24 17:53:16 +00:00
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2021-08-15 09:41:48 +00:00
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[lists addObject:listSection];
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2012-08-12 12:11:33 +00:00
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}
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2017-01-24 17:53:16 +00:00
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2012-08-12 12:11:33 +00:00
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if (inf.trackerCount > 0)
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{
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2021-08-15 09:41:48 +00:00
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NSMutableString* listSection = [NSMutableString string];
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[listSection appendString:@"<table>"];
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2017-01-24 17:53:16 +00:00
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2021-08-15 09:41:48 +00:00
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NSString* headerTitleString = inf.trackerCount == 1 ?
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NSLocalizedStringFromTableInBundle(@"1 Tracker", nil, bundle, "quicklook tracker header") :
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[NSString stringWithFormat:NSLocalizedStringFromTableInBundle(@"%@ Trackers", nil, bundle, "quicklook tracker header"),
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[NSString formattedUInteger:inf.trackerCount]];
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[listSection appendFormat:@"<tr><th>%@</th></tr>", headerTitleString];
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2017-01-24 17:53:16 +00:00
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2012-08-12 12:11:33 +00:00
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#warning handle tiers?
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for (int i = 0; i < inf.trackerCount; ++i)
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2021-08-15 09:41:48 +00:00
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{
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[listSection appendFormat:@"<tr><td>%s<td></tr>", inf.trackers[i].announce];
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}
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2017-01-24 17:53:16 +00:00
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2012-08-12 20:14:26 +00:00
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[listSection appendString:@"</table>"];
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2017-01-24 17:53:16 +00:00
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2021-08-15 09:41:48 +00:00
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[lists addObject:listSection];
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2012-08-12 12:11:33 +00:00
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}
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2017-01-24 17:53:16 +00:00
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2014-06-08 22:16:01 +00:00
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if (inf.isFolder)
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2012-08-12 12:11:33 +00:00
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{
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2021-08-15 09:41:48 +00:00
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NSMutableString* listSection = [NSMutableString string];
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[listSection appendString:@"<table>"];
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2017-01-24 17:53:16 +00:00
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2021-08-15 09:41:48 +00:00
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NSString* fileTitleString = inf.fileCount == 1 ?
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NSLocalizedStringFromTableInBundle(@"1 File", nil, bundle, "quicklook file header") :
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[NSString stringWithFormat:NSLocalizedStringFromTableInBundle(@"%@ Files", nil, bundle, "quicklook file header"),
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[NSString formattedUInteger:inf.fileCount]];
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[listSection appendFormat:@"<tr><th>%@</th></tr>", fileTitleString];
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2017-01-24 17:53:16 +00:00
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2012-08-12 12:11:33 +00:00
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#warning display size?
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#warning display folders?
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for (int i = 0; i < inf.fileCount; ++i)
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{
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2021-08-15 09:41:48 +00:00
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NSString* fullFilePath = [NSString stringWithUTF8String:inf.files[i].name];
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NSCAssert([fullFilePath hasPrefix:[name stringByAppendingString:@"/"]], @"Expected file path %@ to begin with %@/", fullFilePath, name);
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2017-01-24 17:53:16 +00:00
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2021-08-15 09:41:48 +00:00
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NSString* shortenedFilePath = [fullFilePath substringFromIndex:[name length] + 1];
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2017-01-24 17:53:16 +00:00
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2021-08-15 09:41:48 +00:00
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NSUInteger const width = 16;
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[listSection appendFormat:@"<tr><td><img class=\"icon\" src=\"%@\" width=\"%ld\" height=\"%ld\" />%@<td></tr>",
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generateIconData([shortenedFilePath pathExtension], width, allImgProps),
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width,
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width,
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shortenedFilePath];
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2012-08-12 12:11:33 +00:00
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}
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2017-01-24 17:53:16 +00:00
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2012-08-12 20:14:26 +00:00
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[listSection appendString:@"</table>"];
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2017-01-24 17:53:16 +00:00
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2021-08-15 09:41:48 +00:00
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[lists addObject:listSection];
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2012-08-12 12:11:33 +00:00
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}
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2017-01-24 17:53:16 +00:00
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2012-08-12 20:14:26 +00:00
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if ([lists count] > 0)
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2021-08-15 09:41:48 +00:00
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{
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[htmlString appendFormat:@"<hr/><br>%@", [lists componentsJoinedByString:@"<br>"]];
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}
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2017-01-24 17:53:16 +00:00
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2021-08-15 09:41:48 +00:00
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[htmlString appendString:@"</body></html>"];
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2017-01-24 17:53:16 +00:00
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2012-08-12 12:11:33 +00:00
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tr_metainfoFree(&inf);
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2017-01-24 17:53:16 +00:00
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2021-08-15 09:41:48 +00:00
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NSDictionary* props = @{
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(NSString*)kQLPreviewPropertyTextEncodingNameKey : @"UTF-8",
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(NSString*)kQLPreviewPropertyMIMETypeKey : @"text/html",
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(NSString*)kQLPreviewPropertyAttachmentsKey : allImgProps
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};
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2017-01-24 17:53:16 +00:00
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2021-08-15 09:41:48 +00:00
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QLPreviewRequestSetDataRepresentation(
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preview,
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(__bridge CFDataRef)[htmlString dataUsingEncoding:NSUTF8StringEncoding],
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kUTTypeHTML,
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(__bridge CFDictionaryRef)props);
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2017-01-24 17:53:16 +00:00
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2012-08-12 12:11:33 +00:00
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return noErr;
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}
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2021-08-15 09:41:48 +00:00
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void CancelPreviewGeneration(void* thisInterface, QLPreviewRequestRef preview)
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2012-08-12 12:11:33 +00:00
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{
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// Implement only if supported
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}
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