transmission/macosx/Torrent.m

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/******************************************************************************
* $Id$
*
* Copyright (c) 2006 Transmission authors and contributors
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*****************************************************************************/
#import "Torrent.h"
#import "StringAdditions.h"
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#define BAR_HEIGHT 12.0
#define MAX_PIECES 324
#define BLANK_PIECE -99
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@interface Torrent (Private)
- (id) initWithHash: (NSString *) hashString path: (NSString *) path lib: (tr_handle_t *) lib
publicTorrent: (NSNumber *) publicTorrent
date: (NSDate *) date
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ratioSetting: (NSNumber *) ratioSetting ratioLimit: (NSNumber *) ratioLimit
limitSpeedCustom: (NSNumber *) limitCustom
checkUpload: (NSNumber *) checkUpload uploadLimit: (NSNumber *) uploadLimit
checkDownload: (NSNumber *) checkDownload downloadLimit: (NSNumber *) downloadLimit
waitToStart: (NSNumber *) waitToStart orderValue: (NSNumber *) orderValue;
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- (NSArray *) createFileList;
- (void) insertPath: (NSMutableArray *) components forSiblings: (NSMutableArray *) siblings
withParent: (NSMutableDictionary *) parent previousPath: (NSString *) previousPath
fileSize: (uint64_t) size state: (int) state;
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- (NSImage *) advancedBar;
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- (void) trashFile: (NSString *) path;
@end
@implementation Torrent
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// Used to optimize drawing. They contain packed RGBA pixels for every color needed.
#define BE OSSwapBigToHostConstInt32
static uint32_t kRed = BE(0xFF6450FF), //255, 100, 80
kBlue = BE(0x50A0FFFF), //80, 160, 255
kBlue2 = BE(0x1E46B4FF), //30, 70, 180
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kGray = BE(0x969696FF), //150, 150, 150
kGreen1 = BE(0x99FFCCFF), //153, 255, 204
kGreen2 = BE(0x66FF99FF), //102, 255, 153
kGreen3 = BE(0x00FF66FF), //0, 255, 102
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kWhite = BE(0xFFFFFFFF); //255, 255, 255
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- (id) initWithPath: (NSString *) path forceDeleteTorrent: (BOOL) delete lib: (tr_handle_t *) lib
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{
self = [self initWithHash: nil path: path lib: lib
publicTorrent: delete ? [NSNumber numberWithBool: NO] : nil
date: nil
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ratioSetting: nil ratioLimit: nil
limitSpeedCustom: nil
checkUpload: nil uploadLimit: nil
checkDownload: nil downloadLimit: nil
waitToStart: nil orderValue: nil];
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if (self)
{
fUseIncompleteFolder = [fDefaults boolForKey: @"UseIncompleteDownloadFolder"];
fIncompleteFolder = [[fDefaults stringForKey: @"IncompleteDownloadFolder"] copy];
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if (!fPublicTorrent)
[self trashFile: path];
}
return self;
}
- (id) initWithHistory: (NSDictionary *) history lib: (tr_handle_t *) lib
{
self = [self initWithHash: [history objectForKey: @"TorrentHash"]
path: [history objectForKey: @"TorrentPath"] lib: lib
publicTorrent: [history objectForKey: @"PublicCopy"]
date: [history objectForKey: @"Date"]
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ratioSetting: [history objectForKey: @"RatioSetting"]
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ratioLimit: [history objectForKey: @"RatioLimit"]
limitSpeedCustom: [history objectForKey: @"LimitSpeedCustom"]
checkUpload: [history objectForKey: @"CheckUpload"]
uploadLimit: [history objectForKey: @"UploadLimit"]
checkDownload: [history objectForKey: @"CheckDownload"]
downloadLimit: [history objectForKey: @"DownloadLimit"]
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waitToStart: [history objectForKey: @"WaitToStart"]
orderValue: [history objectForKey: @"OrderValue"]];
if (self)
{
//download folders
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NSString * downloadFolder;
if (!(downloadFolder = [history objectForKey: @"DownloadFolder"]))
downloadFolder = [[fDefaults stringForKey: @"DownloadFolder"] stringByExpandingTildeInPath];
NSNumber * useIncompleteFolder;
if ((useIncompleteFolder = [history objectForKey: @"UseIncompleteFolder"]))
{
if ((fUseIncompleteFolder = [useIncompleteFolder boolValue]))
{
NSString * incompleteFolder;
if (incompleteFolder = [history objectForKey: @"IncompleteFolder"])
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fIncompleteFolder = [incompleteFolder retain];
else
fIncompleteFolder = [[[fDefaults stringForKey: @"IncompleteDownloadFolder"]
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stringByExpandingTildeInPath] retain];
}
}
else
fUseIncompleteFolder = NO;
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[self setDownloadFolder: downloadFolder];
NSString * paused;
if (!(paused = [history objectForKey: @"Paused"]) || [paused isEqualToString: @"NO"])
{
fStat = tr_torrentStat(fHandle);
[self startTransfer];
}
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}
return self;
}
- (NSDictionary *) history
{
NSMutableDictionary * history = [NSMutableDictionary dictionaryWithObjectsAndKeys:
[NSNumber numberWithBool: fPublicTorrent], @"PublicCopy",
[self hashString], @"TorrentHash",
fDownloadFolder, @"DownloadFolder",
[NSNumber numberWithBool: fUseIncompleteFolder], @"UseIncompleteFolder",
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[self isActive] ? @"NO" : @"YES", @"Paused",
[self date], @"Date",
[NSNumber numberWithInt: fRatioSetting], @"RatioSetting",
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[NSNumber numberWithFloat: fRatioLimit], @"RatioLimit",
[NSNumber numberWithInt: fCheckUpload], @"CheckUpload",
[NSNumber numberWithInt: fUploadLimit], @"UploadLimit",
[NSNumber numberWithInt: fCheckDownload], @"CheckDownload",
[NSNumber numberWithInt: fDownloadLimit], @"DownloadLimit",
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[NSNumber numberWithBool: fWaitToStart], @"WaitToStart",
[self orderValue], @"OrderValue", nil];
if (fUseIncompleteFolder)
[history setObject: fIncompleteFolder forKey: @"IncompleteFolder"];
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if (fPublicTorrent)
[history setObject: [self publicTorrentLocation] forKey: @"TorrentPath"];
return history;
}
- (void) dealloc
{
if (fHandle)
{
tr_torrentClose(fLib, fHandle);
if (fDownloadFolder)
[fDownloadFolder release];
if (fIncompleteFolder)
[fIncompleteFolder release];
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if (fPublicTorrentLocation)
[fPublicTorrentLocation release];
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tr_torrentRemoveSaved(fHandle);
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[fDate release];
if (fAnnounceDate)
[fAnnounceDate release];
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[fIcon release];
[fIconFlipped release];
[fIconSmall release];
[fProgressString release];
[fStatusString release];
[fShortStatusString release];
[fRemainingTimeString release];
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[fFileList release];
[fBitmap release];
free(fPieces);
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}
[super dealloc];
}
- (void) setDownloadFolder: (NSString *) path
{
if (path)
fDownloadFolder = [path copy];
if (!fUseIncompleteFolder || [[NSFileManager defaultManager] fileExistsAtPath:
[path stringByAppendingPathComponent: [self name]]])
tr_torrentSetFolder(fHandle, [path UTF8String]);
else
tr_torrentSetFolder(fHandle, [fIncompleteFolder UTF8String]);
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}
- (NSString *) downloadFolder
{
return [NSString stringWithUTF8String: tr_torrentGetFolder(fHandle)];
}
- (void) getAvailability: (int8_t *) tab size: (int) size
{
tr_torrentAvailability(fHandle, tab, size);
}
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- (void) getAmountFinished: (float *) tab size: (int) size
{
tr_torrentAmountFinished(fHandle, tab, size);
}
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- (void) update
{
fStat = tr_torrentStat(fHandle);
//notification when downloading finished
if ([self justFinished])
{
BOOL canMove = YES;
//move file from incomplete folder to download folder
if (fUseIncompleteFolder && ![[self downloadFolder] isEqualToString: fDownloadFolder]
&& (canMove = [self alertForMoveFolderAvailable]))
{
tr_torrentStop(fHandle);
if ([[NSFileManager defaultManager] movePath: [[self downloadFolder] stringByAppendingPathComponent: [self name]]
toPath: [fDownloadFolder stringByAppendingPathComponent: [self name]] handler: nil])
tr_torrentSetFolder(fHandle, [fDownloadFolder UTF8String]);
tr_torrentStart(fHandle);
}
if (!canMove)
{
fUseIncompleteFolder = NO;
[fDownloadFolder release];
fDownloadFolder = fIncompleteFolder;
fIncompleteFolder = nil;
}
fStat = tr_torrentStat(fHandle);
[[NSNotificationCenter defaultCenter] postNotificationName: @"TorrentFinishedDownloading" object: self];
}
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//check to stop for ratio
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if ([self isSeeding] && ((fRatioSetting == NSOnState && [self ratio] >= fRatioLimit)
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|| (fRatioSetting == NSMixedState && [fDefaults boolForKey: @"RatioCheck"]
&& [self ratio] >= [fDefaults floatForKey: @"RatioLimit"])))
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{
[self stopTransfer];
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fStat = tr_torrentStat(fHandle);
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fFinishedSeeding = YES;
[[NSNotificationCenter defaultCenter] postNotificationName: @"TorrentStoppedForRatio" object: self];
}
[fProgressString setString: @""];
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if (![self allDownloaded])
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[fProgressString appendFormat: NSLocalizedString(@"%@ of %@ (%.2f%%)", "Torrent -> progress string"),
[NSString stringForFileSize: [self downloadedValid]],
[NSString stringForFileSize: [self size]], 100.0 * [self progress]];
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else
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[fProgressString appendFormat: NSLocalizedString(@"%@, uploaded %@ (Ratio: %@)", "Torrent -> progress string"),
[NSString stringForFileSize: [self size]], [NSString stringForFileSize: [self uploadedTotal]],
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[NSString stringForRatio: [self ratio]]];
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BOOL wasChecking = fChecking;
fChecking = NO;
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switch (fStat->status)
{
NSString * tempString;
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case TR_STATUS_PAUSE:
if (fWaitToStart)
{
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tempString = ![self allDownloaded]
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? [NSLocalizedString(@"Waiting to download", "Torrent -> status string") stringByAppendingEllipsis]
: [NSLocalizedString(@"Waiting to seed", "Torrent -> status string") stringByAppendingEllipsis];
}
else if (fFinishedSeeding)
tempString = NSLocalizedString(@"Seeding complete", "Torrent -> status string");
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else
tempString = NSLocalizedString(@"Paused", "Torrent -> status string");
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[fStatusString setString: tempString];
[fShortStatusString setString: tempString];
break;
case TR_STATUS_CHECK:
tempString = [NSLocalizedString(@"Checking existing files", "Torrent -> status string") stringByAppendingEllipsis];
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[fStatusString setString: tempString];
[fShortStatusString setString: tempString];
[fRemainingTimeString setString: tempString];
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fChecking = YES;
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break;
case TR_STATUS_DOWNLOAD:
[fStatusString setString: @""];
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if ([self totalPeers] != 1)
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[fStatusString appendFormat: NSLocalizedString(@"Downloading from %d of %d peers",
"Torrent -> status string"), [self peersUploading], [self totalPeers]];
else
[fStatusString appendFormat: NSLocalizedString(@"Downloading from %d of 1 peer",
"Torrent -> status string"), [self peersUploading]];
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[fRemainingTimeString setString: @""];
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int eta = [self eta];
if (eta < 0)
{
[fRemainingTimeString setString: NSLocalizedString(@"Unknown", "Torrent -> remaining time")];
[fProgressString appendString: NSLocalizedString(@" - remaining time unknown", "Torrent -> progress string")];
}
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else
{
if (eta < 60)
[fRemainingTimeString appendFormat: NSLocalizedString(@"%d sec", "Torrent -> remaining time"), eta];
else if (eta < 3600) //60 * 60
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[fRemainingTimeString appendFormat: NSLocalizedString(@"%d min %02d sec", "Torrent -> remaining time"),
eta / 60, eta % 60];
else if (eta < 86400) //24 * 60 * 60
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[fRemainingTimeString appendFormat: NSLocalizedString(@"%d hr %02d min", "Torrent -> remaining time"),
eta / 3600, (eta / 60) % 60];
else
{
if (eta / 86400 > 1)
[fRemainingTimeString appendFormat: NSLocalizedString(@"%d days %d hr", "Torrent -> remaining time"),
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eta / 86400, (eta / 3600) % 24];
else
[fRemainingTimeString appendFormat: NSLocalizedString(@"%d day %d hr", "Torrent -> remaining time"),
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eta / 86400, (eta / 3600) % 24];
}
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[fProgressString appendFormat: NSLocalizedString(@" - %@ remaining", "Torrent -> progress string"),
fRemainingTimeString];
}
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break;
case TR_STATUS_SEED:
[fStatusString setString: @""];
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if ([self totalPeers] != 1)
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[fStatusString appendFormat: NSLocalizedString(@"Seeding to %d of %d peers", "Torrent -> status string"),
[self peersDownloading], [self totalPeers]];
else
[fStatusString appendFormat: NSLocalizedString(@"Seeding to %d of 1 peer", "Torrent -> status string"),
[self peersDownloading]];
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break;
case TR_STATUS_STOPPING:
tempString = [NSLocalizedString(@"Stopping", "Torrent -> status string") stringByAppendingEllipsis];
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[fStatusString setString: tempString];
[fShortStatusString setString: tempString];
break;
}
if (wasChecking && !fChecking)
[[NSNotificationCenter defaultCenter] postNotificationName: @"UpdateQueue" object: self];
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if (fStat->error)
{
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[fStatusString setString: [NSLocalizedString(@"Error: ", "Torrent -> status string") stringByAppendingString:
[self errorMessage]]];
}
BOOL wasError = fError;
if ((fError = fStat->cannotConnect))
{
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if (!wasError && [self isActive])
[[NSNotificationCenter defaultCenter] postNotificationName: @"UpdateQueue" object: self];
}
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if ([self isActive] && fStat->status != TR_STATUS_CHECK )
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{
NSString * stringToAppend = @"";
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if (![self allDownloaded])
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{
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stringToAppend = [NSString stringWithFormat: NSLocalizedString(@"DL: %@, ", "Torrent -> status string"),
[NSString stringForSpeed: [self downloadRate]]];
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[fShortStatusString setString: @""];
}
else
{
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NSString * ratioString = [NSString stringForRatio: [self ratio]];
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[fShortStatusString setString: [NSString stringWithFormat: NSLocalizedString(@"Ratio: %@, ",
"Torrent -> status string"), ratioString]];
[fRemainingTimeString setString: [NSLocalizedString(@"Ratio: ", "Torrent -> status string")
stringByAppendingString: ratioString]];
}
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stringToAppend = [stringToAppend stringByAppendingString: [NSLocalizedString(@"UL: ", "Torrent -> status string")
stringByAppendingString: [NSString stringForSpeed: [self uploadRate]]]];
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[fStatusString appendFormat: @" - %@", stringToAppend];
[fShortStatusString appendString: stringToAppend];
}
}
- (NSDictionary *) infoForCurrentView
{
NSMutableDictionary * info = [NSMutableDictionary dictionaryWithObjectsAndKeys:
[self name], @"Name",
[NSNumber numberWithBool: [self isSeeding]], @"Seeding",
[NSNumber numberWithFloat: [self progress]], @"Progress",
[NSNumber numberWithBool: [self isActive]], @"Active",
[NSNumber numberWithBool: [self isError]], @"Error", nil];
if (![fDefaults boolForKey: @"SmallView"])
{
[info setObject: fIconFlipped forKey: @"Icon"];
[info setObject: [self progressString] forKey: @"ProgressString"];
[info setObject: [self statusString] forKey: @"StatusString"];
}
else
{
[info setObject: fIconSmall forKey: @"Icon"];
[info setObject: [self remainingTimeString] forKey: @"RemainingTimeString"];
[info setObject: [self shortStatusString] forKey: @"ShortStatusString"];
}
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if ([fDefaults boolForKey: @"UseAdvancedBar"])
[info setObject: [self advancedBar] forKey: @"AdvancedBar"];
return info;
}
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- (void) startTransfer
{
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fWaitToStart = NO;
fFinishedSeeding = NO;
if (![self isActive] && [self alertForFolderAvailable] && [self alertForRemainingDiskSpace])
{
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tr_torrentStart(fHandle);
[self update];
}
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}
- (void) stopTransfer
{
fError = NO;
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fWaitToStart = NO;
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if ([self isActive])
{
tr_torrentStop(fHandle);
[self update];
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[[NSNotificationCenter defaultCenter] postNotificationName: @"UpdateQueue" object: self];
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}
}
- (void) stopTransferForQuit
{
if ([self isActive])
tr_torrentStop(fHandle);
}
- (void) sleep
{
if ((fResumeOnWake = [self isActive]))
tr_torrentStop(fHandle);
}
- (void) wakeUp
{
if (fResumeOnWake)
tr_torrentStart(fHandle);
}
- (void) announce
{
if (![self isActive])
return;
tr_manualUpdate(fHandle);
if (fAnnounceDate)
[fAnnounceDate release];
fAnnounceDate = [[NSDate date] retain];
}
- (NSDate *) announceDate
{
return fAnnounceDate;
}
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- (BOOL) allDownloaded
{
return [self progress] >= 1.0;
}
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- (float) ratio
{
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return fStat->ratio;
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}
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- (int) ratioSetting
{
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return fRatioSetting;
}
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- (void) setRatioSetting: (int) setting
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{
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fRatioSetting = setting;
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}
- (float) ratioLimit
{
return fRatioLimit;
}
- (void) setRatioLimit: (float) limit
{
if (limit >= 0)
fRatioLimit = limit;
}
- (int) checkUpload
{
return fCheckUpload;
}
- (void) setCheckUpload: (int) setting
{
fCheckUpload = setting;
[self updateSpeedSetting];
}
- (int) uploadLimit
{
return fUploadLimit;
}
- (void) setUploadLimit: (int) limit
{
fUploadLimit = limit;
[self updateSpeedSetting];
}
- (int) checkDownload
{
return fCheckDownload;
}
- (void) setCheckDownload: (int) setting
{
fCheckDownload = setting;
[self updateSpeedSetting];
}
- (int) downloadLimit
{
return fDownloadLimit;
}
- (void) setDownloadLimit: (int) limit
{
fDownloadLimit = limit;
[self updateSpeedSetting];
}
- (void) updateSpeedSetting
{
tr_setUseCustomUpload(fHandle, fCheckUpload != NSMixedState);
tr_setUploadLimit(fHandle, fCheckUpload == NSOnState ? fUploadLimit : -1);
tr_setUseCustomDownload(fHandle, fCheckDownload != NSMixedState);
tr_setDownloadLimit(fHandle, fCheckDownload == NSOnState ? fDownloadLimit : -1);
}
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- (void) setWaitToStart: (BOOL) wait
{
fWaitToStart = wait;
}
- (BOOL) waitingToStart
{
return fWaitToStart;
}
- (void) revealData
{
[[NSWorkspace sharedWorkspace] selectFile: [self dataLocation] inFileViewerRootedAtPath: nil];
}
- (void) revealPublicTorrent
{
if (fPublicTorrent)
[[NSWorkspace sharedWorkspace] selectFile: fPublicTorrentLocation inFileViewerRootedAtPath: nil];
}
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- (void) trashData
{
[self trashFile: [self dataLocation]];
}
- (void) trashTorrent
{
if (fPublicTorrent)
[self trashFile: [self publicTorrentLocation]];
}
- (BOOL) alertForRemainingDiskSpace
{
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if ([self allDownloaded])
return YES;
NSString * volumeName = [[[NSFileManager defaultManager] componentsToDisplayForPath: [self downloadFolder]]
objectAtIndex: 0];
NSDictionary * fsAttributes = [[NSFileManager defaultManager] fileSystemAttributesAtPath: [self downloadFolder]];
uint64_t remainingSpace = [[fsAttributes objectForKey: NSFileSystemFreeSize] unsignedLongLongValue],
torrentRemaining = [self size] - (uint64_t)[self downloadedValid];
/*NSLog(@"Volume: %@", volumeName);
NSLog(@"Remaining disk space: %qu (%@)", remainingSpace, [NSString stringForFileSize: remainingSpace]);
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NSLog(@"Torrent remaining size: %qu (%@)", torrentRemaining, [NSString stringForFileSize: torrentRemaining]);*/
if (volumeName && remainingSpace <= torrentRemaining)
{
NSAlert * alert = [[NSAlert alloc] init];
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[alert setMessageText: [NSString stringWithFormat:
NSLocalizedString(@"Not enough remaining disk space to download \"%@\" completely.",
"Torrent file disk space alert -> title"), [self name]]];
[alert setInformativeText: [NSString stringWithFormat:
NSLocalizedString(@"The transfer will be paused. Clear up space on \"%@\" to continue.",
"Torrent file disk space alert -> message"), volumeName]];
[alert addButtonWithTitle: NSLocalizedString(@"OK", "Torrent file disk space alert -> button")];
[alert addButtonWithTitle: NSLocalizedString(@"Download Anyway", "Torrent file disk space alert -> button")];
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BOOL ret = [alert runModal] != NSAlertFirstButtonReturn;
[alert release];
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return ret;
}
return YES;
}
- (BOOL) alertForFolderAvailable
{
if (access(tr_torrentGetFolder(fHandle), 0))
{
NSAlert * alert = [[NSAlert alloc] init];
[alert setMessageText: [NSString stringWithFormat:
NSLocalizedString(@"The folder for downloading \"%@\" cannot be found.",
"Folder cannot be found alert -> title"), [self name]]];
[alert setInformativeText: [NSString stringWithFormat:
NSLocalizedString(@"\"%@\" cannot be found. The transfer will be paused.",
"Folder cannot be found alert -> message"), [self downloadFolder]]];
[alert addButtonWithTitle: NSLocalizedString(@"OK", "Folder cannot be found alert -> button")];
[alert addButtonWithTitle: [NSLocalizedString(@"Choose New Location",
"Folder cannot be found alert -> location button") stringByAppendingEllipsis]];
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if ([alert runModal] != NSAlertFirstButtonReturn)
{
NSOpenPanel * panel = [NSOpenPanel openPanel];
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[panel setPrompt: NSLocalizedString(@"Select", "Folder cannot be found alert -> prompt")];
[panel setAllowsMultipleSelection: NO];
[panel setCanChooseFiles: NO];
[panel setCanChooseDirectories: YES];
[panel setCanCreateDirectories: YES];
[panel setMessage: [NSString stringWithFormat: NSLocalizedString(@"Select the download folder for \"%@\"",
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"Folder cannot be found alert -> select destination folder"), [self name]]];
[[NSNotificationCenter defaultCenter] postNotificationName: @"MakeWindowKey" object: nil];
[panel beginSheetForDirectory: nil file: nil types: nil modalForWindow: [NSApp keyWindow] modalDelegate: self
didEndSelector: @selector(destinationChoiceClosed:returnCode:contextInfo:) contextInfo: nil];
}
[alert release];
return NO;
}
return YES;
}
- (void) destinationChoiceClosed: (NSOpenPanel *) openPanel returnCode: (int) code contextInfo: (void *) context
{
if (code != NSOKButton)
return;
NSString * folder = [[openPanel filenames] objectAtIndex: 0];
if (fUseIncompleteFolder)
{
[fIncompleteFolder release];
fIncompleteFolder = [folder retain];
[self setDownloadFolder: nil];
}
else
{
[fDownloadFolder release];
fDownloadFolder = folder;
[self setDownloadFolder: fDownloadFolder];
}
[self startTransfer];
[self update];
[[NSNotificationCenter defaultCenter] postNotificationName: @"UpdateInfoSettings" object: nil];
}
- (BOOL) alertForMoveFolderAvailable
{
if (access([fDownloadFolder UTF8String], 0))
{
NSAlert * alert = [[NSAlert alloc] init];
[alert setMessageText: [NSString stringWithFormat:
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NSLocalizedString(@"The folder for moving the completed \"%@\" cannot be found.",
"Move folder cannot be found alert -> title"), [self name]]];
[alert setInformativeText: [NSString stringWithFormat:
NSLocalizedString(@"\"%@\" cannot be found. The file will remain in its current location.",
"Move folder cannot be found alert -> message"), fDownloadFolder]];
[alert addButtonWithTitle: NSLocalizedString(@"OK", "Move folder cannot be found alert -> button")];
[alert runModal];
[alert release];
return NO;
}
return YES;
}
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- (NSImage *) icon
{
return fIcon;
}
- (NSImage *) iconFlipped
{
return fIconFlipped;
}
- (NSImage *) iconSmall
{
return fIconSmall;
}
- (NSString *) name
{
return [NSString stringWithUTF8String: fInfo->name];
}
- (uint64_t) size
{
return fInfo->totalSize;
}
- (NSString *) trackerAddress
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{
return [NSString stringWithFormat: @"http://%s:%d", fStat->trackerAddress, fStat->trackerPort];
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}
- (NSString *) trackerAddressAnnounce
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{
return [NSString stringWithUTF8String: fStat->trackerAnnounce];
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}
- (NSString *) comment
{
return [NSString stringWithUTF8String: fInfo->comment];
}
- (NSString *) creator
{
return [NSString stringWithUTF8String: fInfo->creator];
}
- (NSDate *) dateCreated
{
int date = fInfo->dateCreated;
return date > 0 ? [NSDate dateWithTimeIntervalSince1970: date] : nil;
}
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- (int) pieceSize
{
return fInfo->pieceSize;
}
- (int) pieceCount
{
return fInfo->pieceCount;
}
- (NSString *) hashString
{
return [NSString stringWithUTF8String: fInfo->hashString];
}
- (BOOL) privateTorrent
{
return TR_FLAG_PRIVATE & fInfo->flags;
}
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- (NSString *) torrentLocation
{
return [NSString stringWithUTF8String: fInfo->torrent];
}
- (NSString *) publicTorrentLocation
{
return fPublicTorrentLocation;
}
- (NSString *) dataLocation
{
return [[self downloadFolder] stringByAppendingPathComponent: [self name]];
}
- (BOOL) publicTorrent
{
return fPublicTorrent;
}
- (NSString *) stateString
{
switch( fStat->status )
{
case TR_STATUS_PAUSE:
return NSLocalizedString(@"Paused", "Torrent -> status string");
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break;
case TR_STATUS_CHECK:
return [NSLocalizedString(@"Checking existing files", "Torrent -> status string") stringByAppendingEllipsis];
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break;
case TR_STATUS_DOWNLOAD:
return NSLocalizedString(@"Downloading", "Torrent -> status string");
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break;
case TR_STATUS_SEED:
return NSLocalizedString(@"Seeding", "Torrent -> status string");
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break;
case TR_STATUS_STOPPING:
return [NSLocalizedString(@"Stopping", "Torrent -> status string") stringByAppendingEllipsis];
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break;
default:
return NSLocalizedString(@"N/A", "Torrent -> status string");
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}
}
- (float) progress
{
return fStat->progress;
}
- (int) eta
{
return fStat->eta;
}
- (BOOL) isActive
{
return fStat->status & TR_STATUS_ACTIVE;
}
- (BOOL) isSeeding
{
return fStat->status == TR_STATUS_SEED;
}
- (BOOL) isPaused
{
return fStat->status == TR_STATUS_PAUSE;
}
- (BOOL) isError
{
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return fStat->error;
}
- (NSString *) errorMessage
{
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[NSString stringWithUTF8String: fStat->errorString];
}
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- (BOOL) justFinished
{
return tr_getFinished(fHandle);
}
- (NSArray *) peers
{
int totalPeers, i;
tr_peer_stat_t * peers = tr_torrentPeers(fHandle, & totalPeers);
NSMutableArray * peerDics = [NSMutableArray arrayWithCapacity: totalPeers];
NSMutableDictionary * dic;
tr_peer_stat_t * peer;
NSString * client;
for (i = 0; i < totalPeers; i++)
{
peer = &peers[i];
dic = [NSMutableDictionary dictionaryWithObjectsAndKeys:
[NSNumber numberWithBool: peer->isConnected], @"Connected",
[NSNumber numberWithBool: peer->isIncoming], @"Incoming",
[NSString stringWithCString: (char *) peer->addr encoding: NSUTF8StringEncoding], @"IP",
[NSString stringWithCString: (char *) peer->client encoding: NSUTF8StringEncoding], @"Client",
[NSNumber numberWithFloat: peer->progress], @"Progress",
[NSNumber numberWithBool: peer->isDownloading], @"UL To",
[NSNumber numberWithBool: peer->isUploading], @"DL From",
[NSNumber numberWithInt: peer->port], @"Port", nil];
if (peer->isDownloading)
[dic setObject: [NSNumber numberWithFloat: peer->uploadToRate] forKey: @"UL To Rate"];
if (peer->isUploading)
[dic setObject: [NSNumber numberWithFloat: peer->downloadFromRate] forKey: @"DL From Rate"];
[peerDics addObject: dic];
}
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tr_torrentPeersFree(peers, totalPeers);
return peerDics;
}
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- (NSString *) progressString
{
return fProgressString;
}
- (NSString *) statusString
{
return fStatusString;
}
- (NSString *) shortStatusString
{
return fShortStatusString;
}
- (NSString *) remainingTimeString
{
return fRemainingTimeString;
}
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- (int) seeders
{
return fStat->seeders;
}
- (int) leechers
{
return fStat->leechers;
}
- (int) completedFromTracker
{
return fStat->completedFromTracker;
}
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- (int) totalPeers
{
return fStat->peersTotal;
}
- (int) totalPeersIncoming
{
return fStat->peersIncoming;
}
- (int) totalPeersOutgoing
{
return [self totalPeers] - [self totalPeersIncoming];
}
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//peers uploading to you
- (int) peersUploading
{
return fStat->peersUploading;
}
//peers downloading from you
- (int) peersDownloading
{
return fStat->peersDownloading;
}
- (float) downloadRate
{
return fStat->rateDownload;
}
- (float) uploadRate
{
return fStat->rateUpload;
}
- (float) downloadedValid
{
return [self progress] * [self size];
}
- (uint64_t) downloadedTotal
{
return fStat->downloaded;
}
- (uint64_t) uploadedTotal
{
return fStat->uploaded;
}
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- (float) swarmSpeed
{
return fStat->swarmspeed;
}
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- (NSNumber *) orderValue
{
return [NSNumber numberWithInt: fOrderValue];
}
- (void) setOrderValue: (int) orderValue
{
fOrderValue = orderValue;
}
- (NSArray *) fileList
{
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return fFileList;
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}
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- (int) fileCount
{
return fInfo->fileCount;
}
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- (NSDate *) date
{
return fDate;
}
- (NSNumber *) stateSortKey
{
if (![self isActive])
return [NSNumber numberWithInt: 0];
else if ([self isSeeding])
return [NSNumber numberWithInt: 1];
else
return [NSNumber numberWithInt: 2];
}
- (NSNumber *) progressSortKey
{
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return [NSNumber numberWithFloat: [self progress]];
}
- (NSNumber *) ratioSortKey
{
float ratio = [self ratio];
if (ratio == TR_RATIO_INF)
return [NSNumber numberWithInt: 999999999]; //this should hopefully be big enough
else
return [NSNumber numberWithFloat: [self ratio]];
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}
@end
@implementation Torrent (Private)
//if a hash is given, attempt to load that; otherwise, attempt to open file at path
- (id) initWithHash: (NSString *) hashString path: (NSString *) path lib: (tr_handle_t *) lib
publicTorrent: (NSNumber *) publicTorrent
date: (NSDate *) date
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ratioSetting: (NSNumber *) ratioSetting ratioLimit: (NSNumber *) ratioLimit
limitSpeedCustom: (NSNumber *) limitCustom
checkUpload: (NSNumber *) checkUpload uploadLimit: (NSNumber *) uploadLimit
checkDownload: (NSNumber *) checkDownload downloadLimit: (NSNumber *) downloadLimit
waitToStart: (NSNumber *) waitToStart orderValue: (NSNumber *) orderValue
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{
if (!(self = [super init]))
return nil;
fLib = lib;
fDefaults = [NSUserDefaults standardUserDefaults];
fPublicTorrent = path && (publicTorrent ? [publicTorrent boolValue] : ![fDefaults boolForKey: @"DeleteOriginalTorrent"]);
if (fPublicTorrent)
fPublicTorrentLocation = [path retain];
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int error;
if (hashString)
fHandle = tr_torrentInitSaved(fLib, [hashString UTF8String], TR_FLAG_SAVE, & error);
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if (!fHandle && path)
fHandle = tr_torrentInit(fLib, [path UTF8String], TR_FLAG_SAVE, & error);
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if (!fHandle)
{
[self release];
return nil;
}
NSNotificationCenter * nc = [NSNotificationCenter defaultCenter];
[nc addObserver: self selector: @selector(updateSpeedSetting:)
name: @"UpdateSpeedSetting" object: nil];
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fInfo = tr_torrentInfo( fHandle );
fDate = date ? [date retain] : [[NSDate alloc] init];
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fRatioSetting = ratioSetting ? [ratioSetting intValue] : NSMixedState;
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fRatioLimit = ratioLimit ? [ratioLimit floatValue] : [fDefaults floatForKey: @"RatioLimit"];
fFinishedSeeding = NO;
fCheckUpload = checkUpload ? [checkUpload intValue] : NSMixedState;
fUploadLimit = uploadLimit ? [uploadLimit intValue] : [fDefaults integerForKey: @"UploadLimit"];
fCheckDownload = checkDownload ? [checkDownload intValue] : NSMixedState;
fDownloadLimit = downloadLimit ? [downloadLimit intValue] : [fDefaults integerForKey: @"DownloadLimit"];
[self updateSpeedSetting];
fWaitToStart = waitToStart ? [waitToStart boolValue] : [fDefaults boolForKey: @"AutoStartDownload"];
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fOrderValue = orderValue ? [orderValue intValue] : tr_torrentCount(fLib) - 1;
fError = NO;
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NSString * fileType = fInfo->multifile ? NSFileTypeForHFSTypeCode('fldr') : [[self name] pathExtension];
fIcon = [[NSWorkspace sharedWorkspace] iconForFileType: fileType];
[fIcon retain];
fIconFlipped = [fIcon copy];
[fIconFlipped setFlipped: YES];
fIconSmall = [fIconFlipped copy];
[fIconSmall setScalesWhenResized: YES];
[fIconSmall setSize: NSMakeSize(16.0, 16.0)];
fProgressString = [[NSMutableString alloc] initWithCapacity: 50];
fStatusString = [[NSMutableString alloc] initWithCapacity: 75];
fShortStatusString = [[NSMutableString alloc] initWithCapacity: 30];
fRemainingTimeString = [[NSMutableString alloc] initWithCapacity: 30];
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fFileList = [self createFileList];
//set up advanced bar
fBitmap = [[NSBitmapImageRep alloc] initWithBitmapDataPlanes: nil
pixelsWide: MAX_PIECES pixelsHigh: BAR_HEIGHT bitsPerSample: 8 samplesPerPixel: 4 hasAlpha: YES
isPlanar: NO colorSpaceName: NSCalibratedRGBColorSpace bytesPerRow: 0 bitsPerPixel: 0];
fPieces = malloc(MAX_PIECES);
int i;
for (i = 0; i < MAX_PIECES; i++)
fPieces[i] = BLANK_PIECE;
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[self update];
return self;
}
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- (NSArray *) createFileList
{
int count = [self fileCount], i;
tr_file_t * file;
NSMutableArray * files = [[NSMutableArray alloc] init], * pathComponents;
NSString * path;
for (i = 0; i < count; i++)
{
file = &fInfo->files[i];
pathComponents = [[[NSString stringWithUTF8String: file->name] pathComponents] mutableCopy];
if (fInfo->multifile)
{
path = [pathComponents objectAtIndex: 0];
[pathComponents removeObjectAtIndex: 0];
}
else
path = @"";
[self insertPath: pathComponents forSiblings: files withParent: nil previousPath: path
fileSize: file->length state: NSOnState];
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[pathComponents autorelease];
}
return files;
}
- (void) insertPath: (NSMutableArray *) components forSiblings: (NSMutableArray *) siblings
withParent: (NSMutableDictionary *) parent previousPath: (NSString *) previousPath
fileSize: (uint64_t) size state: (int) state
{
NSString * name = [components objectAtIndex: 0];
BOOL isFolder = [components count] > 1;
NSMutableDictionary * dict = nil;
if (isFolder)
{
NSEnumerator * enumerator = [siblings objectEnumerator];
while ((dict = [enumerator nextObject]))
if ([[dict objectForKey: @"Name"] isEqualToString: name] && [[dict objectForKey: @"IsFolder"] boolValue])
break;
}
NSString * currentPath = [previousPath stringByAppendingPathComponent: name];
//create new folder or item if it doesn't already exist
if (!dict)
{
dict = [NSMutableDictionary dictionaryWithObjectsAndKeys: name, @"Name",
[NSNumber numberWithBool: isFolder], @"IsFolder",
currentPath, @"Path", nil];
if (isFolder)
[dict setObject: [NSMutableArray array] forKey: @"Children"];
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else
[dict setObject: [NSNumber numberWithUnsignedLongLong: size] forKey: @"Size"];
if (parent)
[dict setObject: parent forKey: @"Parent"];
[dict setObject: [NSNumber numberWithInt: state] forKey: @"Check"];
[siblings addObject: dict];
}
else
{
int dictState = [[dict objectForKey: @"Check"] intValue];
if (dictState != NSMixedState && dictState != state)
[dict setObject: [NSNumber numberWithInt: NSMixedState] forKey: @"Check"];
}
if (isFolder)
{
[components removeObjectAtIndex: 0];
[self insertPath: components forSiblings: [dict objectForKey: @"Children"]
withParent: dict previousPath: currentPath fileSize: size state: state];
}
}
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- (NSImage *) advancedBar
{
uint32_t * p;
uint8_t * bitmapData = [fBitmap bitmapData];
int bytesPerRow = [fBitmap bytesPerRow];
int pieceCount = [self pieceCount];
int8_t * piecesAvailablity = malloc(pieceCount);
[self getAvailability: piecesAvailablity size: pieceCount];
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//lines 2 to 14: blue, green, or gray depending on whether we have the piece or not
int i, h, index = 0;
float increment = (float)pieceCount / (float)MAX_PIECES, indexValue = 0;
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uint32_t color;
BOOL change;
for (i = 0; i < MAX_PIECES; i++)
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{
change = NO;
if (piecesAvailablity[index] < 0)
{
if (fPieces[i] != -1)
{
color = kBlue;
fPieces[i] = -1;
change = YES;
}
}
else if (piecesAvailablity[index] == 0)
{
if (fPieces[i] != 0)
{
color = kGray;
fPieces[i] = 0;
change = YES;
}
}
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else
{
if (piecesAvailablity[index] == 1)
{
if (fPieces[i] != 1)
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{
color = kGreen1;
fPieces[i] = 1;
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change = YES;
}
}
else if (piecesAvailablity[index] == 2)
{
if (fPieces[i] != 2)
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{
color = kGreen2;
fPieces[i] = 2;
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change = YES;
}
}
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else
{
if (fPieces[i] != 3)
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{
color = kGreen3;
fPieces[i] = 3;
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change = YES;
}
}
}
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if (change)
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{
//point to pixel (i, 2) and draw "vertically"
p = (uint32_t *)(bitmapData + 2 * bytesPerRow) + i;
for (h = 2; h < BAR_HEIGHT; h++)
{
p[0] = color;
p = (uint32_t *)((uint8_t *)p + bytesPerRow);
}
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}
indexValue += increment;
index = (int)indexValue;
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}
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free(piecesAvailablity);
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//determine percentage finished and available
int have, avail;
if ([self progress] >= 1.0)
{
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have = MAX_PIECES;
avail = 0;
}
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else if (![self isActive])
{
have = rintf((float)MAX_PIECES * [self progress]);
avail = 0;
}
else
{
float * piecesFinished = malloc(pieceCount * sizeof(float));
[self getAmountFinished: piecesFinished size: pieceCount];
float available = 0;
for (i = 0; i < pieceCount; i++)
available += 1.0 - piecesFinished[i];
have = rintf((float)MAX_PIECES * [self progress]);
avail = rintf((float)MAX_PIECES * available / (float)pieceCount);
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if (have + avail > MAX_PIECES) //case if both end in .5 and all pieces are available
avail--;
free(piecesFinished);
}
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//first two lines: dark blue to show progression, green to show available
p = (uint32_t *)bitmapData;
for (i = 0; i < have; i++)
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{
p[i] = kBlue2;
p[i + bytesPerRow / 4] = kBlue2;
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}
for (; i < avail + have; i++)
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{
p[i] = kGreen3;
p[i + bytesPerRow / 4] = kGreen3;
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}
for (; i < MAX_PIECES; i++)
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{
p[i] = kWhite;
p[i + bytesPerRow / 4] = kWhite;
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}
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//actually draw image
NSImage * bar = [[NSImage alloc] initWithSize: [fBitmap size]];
[bar addRepresentation: fBitmap];
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[bar setScalesWhenResized: YES];
return [bar autorelease];
}
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- (void) trashFile: (NSString *) path
{
//attempt to move to trash
if (![[NSWorkspace sharedWorkspace] performFileOperation: NSWorkspaceRecycleOperation
source: [path stringByDeletingLastPathComponent] destination: @""
files: [NSArray arrayWithObject: [path lastPathComponent]] tag: nil])
{
//if cannot trash, just delete it (will work if it is on a remote volume)
if (![[NSFileManager defaultManager] removeFileAtPath: path handler: nil])
NSLog(@"Could not trash %@", path);
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}
}
@end