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transmission/web/javascript/torrent.js

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/*
* Copyright © Dave Perrett and Malcolm Jarvis
* This code is licensed under the GPL version 2.
* For details, see http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
*
* Class Torrent
*/
function Torrent( transferListParent, fileListParent, controller, data) {
this.initialize( transferListParent, fileListParent, controller, data);
}
// Constants
Torrent._StatusStopped = 0; /* torrent is stopped */
Torrent._StatusCheckWait = 1; /* waiting in queue to check files */
Torrent._StatusCheck = 2; /* checking files */
Torrent._StatusDownloadWait = 3; /* queued to download */
Torrent._StatusDownload = 4; /* downloading */
Torrent._StatusSeedWait = 5; /* queeud to seed */
Torrent._StatusSeed = 6; /* seeding */
/*
Torrent._StatusWaitingToCheck = 1;
Torrent._StatusChecking = 2;
Torrent._StatusDownloading = 4;
Torrent._StatusSeeding = 8;
*/
Torrent._InfiniteTimeRemaining = 215784000; // 999 Hours - may as well be infinite
Torrent._RatioUseGlobal = 0;
Torrent._RatioUseLocal = 1;
Torrent._RatioUnlimited = 2;
Torrent._ErrNone = 0;
Torrent._ErrTrackerWarning = 1;
Torrent._ErrTrackerError = 2;
Torrent._ErrLocalError = 3;
Torrent._TrackerInactive = 0;
Torrent._TrackerWaiting = 1;
Torrent._TrackerQueued = 2;
Torrent._TrackerActive = 3;
Torrent._StaticFields = [ 'hashString', 'id' ]
Torrent._MetaDataFields = [ 'addedDate', 'comment', 'creator', 'dateCreated',
'isPrivate', 'name', 'totalSize', 'pieceCount', 'pieceSize' ]
Torrent._DynamicFields = [ 'downloadedEver', 'error', 'errorString', 'eta',
'haveUnchecked', 'haveValid', 'leftUntilDone', 'metadataPercentComplete',
'peers', 'peersConnected', 'peersGettingFromUs', 'peersSendingToUs',
'queuePosition', 'rateDownload', 'rateUpload', 'recheckProgress',
'sizeWhenDone', 'status', 'trackerStats', 'desiredAvailable',
'uploadedEver', 'uploadRatio', 'seedRatioLimit', 'seedRatioMode',
'downloadDir', 'isFinished' ]
Torrent.prototype =
{
initMetaData: function( data ) {
this._date = data.addedDate;
this._comment = data.comment;
this._creator = data.creator;
this._creator_date = data.dateCreated;
this._is_private = data.isPrivate;
this._name = data.name;
this._name_lc = this._name.toLowerCase( );
this._size = data.totalSize;
this._pieceCount = data.pieceCount;
this._pieceSize = data.pieceSize;
if( data.files ) {
for( var i=0, row; row=data.files[i]; ++i ) {
this._file_model[i] = {
'index': i,
'torrent': this,
'length': row.length,
'name': row.name
};
}
}
},
/*
* Constructor
*/
initialize: function( transferListParent, fileListParent, controller, data) {
this._id = data.id;
this._hashString = data.hashString;
this._sizeWhenDone = data.sizeWhenDone;
this._trackerStats = this.buildTrackerStats(data.trackerStats);
this._file_model = [ ];
this._file_view = [ ];
this.initMetaData( data );
// Create a new <li> element
var top_e = document.createElement( 'li' );
top_e.className = 'torrent';
top_e.id = 'torrent_' + data.id;
top_e._torrent = this;
var element = $(top_e);
$(element).bind('dblclick', function(e) { transmission.toggleInspector(); });
element._torrent = this;
element._id = this._id;
this._element = element;
this._controller = controller;
controller._rows.push( element );
// Create the 'name' <div>
var e = document.createElement( 'div' );
e.className = 'torrent_name';
top_e.appendChild( e );
element._name_container = e;
// Create the 'peer details' <div>
e = document.createElement( 'div' );
e.className = 'torrent_peer_details';
top_e.appendChild( e );
element._peer_details_container = e;
//Create a progress bar container
top_a = document.createElement( 'div' );
top_a.className = 'torrent_progress_bar_container';
element._progress_bar_container = top_a;
// Create the 'in progress' bar
e = document.createElement( 'div' );
e.className = 'torrent_progress_bar incomplete';
e.style.width = '0%';
top_a.appendChild( e );
element._progress_complete_container = e;
// Create the 'incomplete' bar (initially hidden)
e = document.createElement( 'div' );
e.className = 'torrent_progress_bar incomplete';
e.style.display = 'none';
top_a.appendChild( e );
element._progress_incomplete_container = e;
//Add the progress bar container to the torrent
top_e.appendChild(top_a);
// Add the pause/resume button - don't specify the
// image or alt text until the 'refresh()' function
// (depends on torrent state)
var image = document.createElement( 'div' );
image.className = 'torrent_pause';
e = document.createElement( 'a' );
e.appendChild( image );
top_e.appendChild( e );
element._pause_resume_button_image = image;
if (!iPhone) $(e).bind('click', function(e) { element._torrent.clickPauseResumeButton(e); });
// Create the 'progress details' <div>
e = document.createElement( 'div' );
e.className = 'torrent_progress_details';
top_e.appendChild( e );
element._progress_details_container = e;
// Set the torrent click observer
element.bind('click', function(e){ element._torrent.clickTorrent(e) });
// Safari hack - first torrent needs to be moved down for some reason. Seems to be ok when
// using <li>'s in straight html, but adding through the DOM gets a bit odd.
if ($.browser.safari)
this._element.css('margin-top', '7px');
this.initializeTorrentFilesInspectorGroup( fileListParent );
// Update all the labels etc
this.refresh(data);
// insert the element
transferListParent.appendChild(top_e);
},
initializeTorrentFilesInspectorGroup: function( fileListParent ) {
var e = document.createElement( 'ul' );
e.className = 'inspector_torrent_file_list inspector_group';
e.style.display = 'none';
fileListParent.appendChild( e );
this._fileList = e;
},
fileList: function() {
return $(this._fileList);
},
buildTrackerStats: function(trackerStats) {
result = [];
for( var i=0, tracker; tracker=trackerStats[i]; ++i ) {
tier = result[tracker.tier] || [];
tier[tier.length] = {
'host': tracker.host,
'announce': tracker.announce,
'hasAnnounced': tracker.hasAnnounced,
'lastAnnounceTime': tracker.lastAnnounceTime,
'lastAnnounceSucceeded': tracker.lastAnnounceSucceeded,
'lastAnnounceResult': tracker.lastAnnounceResult,
'lastAnnouncePeerCount': tracker.lastAnnouncePeerCount,
'announceState': tracker.announceState,
'nextAnnounceTime': tracker.nextAnnounceTime,
'isBackup': tracker.isBackup,
'hasScraped': tracker.hasScraped,
'lastScrapeTime': tracker.lastScrapeTime,
'lastScrapeSucceeded': tracker.lastScrapeSucceeded,
'lastScrapeResult': tracker.lastScrapeResult,
'seederCount': tracker.seederCount,
'leecherCount': tracker.leecherCount,
'downloadCount': tracker.downloadCount
};
result[tracker.tier] = tier;
}
return result;
},
/*--------------------------------------------
*
* S E T T E R S / G E T T E R S
*
*--------------------------------------------*/
/* Return the DOM element for this torrent (a <LI> element) */
element: function() {
return this._element;
},
setElement: function( element ) {
this._element = element;
element._torrent = this;
element[0]._torrent = this;
this.refreshHTML( );
},
activity: function() { return this._download_speed + this._upload_speed; },
comment: function() { return this._comment; },
completed: function() { return this._completed; },
creator: function() { return this._creator; },
dateAdded: function() { return this._date; },
downloadSpeed: function() { return this._download_speed; },
downloadTotal: function() { return this._download_total; },
hash: function() { return this._hashString; },
id: function() { return this._id; },
isActiveFilter: function() { return this.peersGettingFromUs() > 0
|| this.peersSendingToUs() > 0
|| this.webseedsSendingToUs() > 0
|| this.state() == Torrent._StatusCheck; },
isActive: function() { return this.state() != Torrent._StatusStopped; },
isDownloading: function() { return this.state() == Torrent._StatusDownload; },
isFinished: function() { return this._isFinishedSeeding; },
isSeeding: function() { return this.state() == Torrent._StatusSeed; },
name: function() { return this._name; },
queuePosition: function() { return this._queue_position; },
isQueued: function() { return ( this.state() == Torrent._StatusSeedWait )
|| ( this.state() == Torrent._StatusDownloadWait ); },
webseedsSendingToUs: function() { return this._webseeds_sending_to_us; },
peersSendingToUs: function() { return this._peers_sending_to_us; },
peersGettingFromUs: function() { return this._peers_getting_from_us; },
needsMetaData: function(){ return this._metadataPercentComplete < 1 },
getPercentDone: function() {
if( !this._sizeWhenDone ) return 1.0;
if( !this._leftUntilDone ) return 1.0;
return ( this._sizeWhenDone - this._leftUntilDone ) / this._sizeWhenDone;
},
getPercentDoneStr: function() {
return Transmission.fmt.percentString( 100 * this.getPercentDone() );
},
size: function() { return this._size; },
state: function() { return this._state; },
stateStr: function() {
switch( this.state() ) {
case Torrent._StatusStopped: return this.isFinished() ? 'Seeding complete' : 'Paused';
case Torrent._StatusCheckWait: return 'Waiting to verify local data';
case Torrent._StatusCheck: return 'Verifying local data';
case Torrent._StatusDownloadWait: return 'Waiting to download';
case Torrent._StatusDownload: return 'Downloading';
case Torrent._StatusSeedWait: return 'Waiting to seed';
case Torrent._StatusSeed: return 'Seeding';
default: return 'error';
}
},
trackerStats: function() { return this._trackerStats; },
uploadSpeed: function() { return this._upload_speed; },
uploadTotal: function() { return this._upload_total; },
showFileList: function() {
if(this.fileList().is(':visible'))
return;
this.ensureFileListExists();
this.refreshFileView();
this.fileList().show();
},
hideFileList: function() { this.fileList().hide(); },
seedRatioLimit: function(){
switch( this._seed_ratio_mode ) {
case Torrent._RatioUseGlobal: return this._controller.seedRatioLimit();
case Torrent._RatioUseLocal: return this._seed_ratio_limit;
default: return -1;
}
},
/*--------------------------------------------
*
* E V E N T F U N C T I O N S
*
*--------------------------------------------*/
/*
* Process a click event on this torrent
*/
clickTorrent: function( event )
{
// Prevents click carrying to parent element
// which deselects all on click
event.stopPropagation();
// but still hide the context menu if it is showing
$('#jqContextMenu').hide();
var torrent = this;
// 'Apple' button emulation on PC :
// Need settable meta-key and ctrl-key variables for mac emulation
var meta_key = event.metaKey;
var ctrl_key = event.ctrlKey;
if (event.ctrlKey && navigator.appVersion.toLowerCase().indexOf("mac") == -1) {
meta_key = true;
ctrl_key = false;
}
// Shift-Click - Highlight a range between this torrent and the last-clicked torrent
if (iPhone) {
if ( torrent.isSelected() )
torrent._controller.showInspector();
torrent._controller.setSelectedTorrent( torrent, true );
} else if (event.shiftKey) {
torrent._controller.selectRange( torrent, true );
// Need to deselect any selected text
window.focus();
// Apple-Click, not selected
} else if (!torrent.isSelected() && meta_key) {
torrent._controller.selectTorrent( torrent, true );
// Regular Click, not selected
} else if (!torrent.isSelected()) {
torrent._controller.setSelectedTorrent( torrent, true );
// Apple-Click, selected
} else if (torrent.isSelected() && meta_key) {
torrent._controller.deselectTorrent( torrent, true );
// Regular Click, selected
} else if (torrent.isSelected()) {
torrent._controller.setSelectedTorrent( torrent, true );
}
torrent._controller.setLastTorrentClicked(torrent);
},
/*
* Process a click event on the pause/resume button
*/
clickPauseResumeButton: function( event )
{
// prevent click event resulting in selection of torrent
event.stopPropagation();
// either stop or start the torrent
var torrent = this;
if( torrent.isActive( ) )
torrent._controller.stopTorrent( torrent );
else
torrent._controller.startTorrent( torrent );
},
/*--------------------------------------------
*
* I N T E R F A C E F U N C T I O N S
*
*--------------------------------------------*/
refreshMetaData: function(data) {
this.initMetaData( data );
this.ensureFileListExists();
this.refreshFileView();
this.refreshHTML( );
},
refresh: function(data) {
this.refreshData( data );
this.refreshHTML( );
},
/*
* Refresh display
*/
refreshData: function(data)
{
if( this.needsMetaData() && ( data.metadataPercentComplete >= 1 ) )
transmission.refreshMetaData( [ this._id ] );
this._completed = data.haveUnchecked + data.haveValid;
this._verified = data.haveValid;
this._leftUntilDone = data.leftUntilDone;
this._download_total = data.downloadedEver;
this._upload_total = data.uploadedEver;
this._upload_ratio = data.uploadRatio;
this._seed_ratio_limit = data.seedRatioLimit;
this._seed_ratio_mode = data.seedRatioMode;
this._download_speed = data.rateDownload;
this._upload_speed = data.rateUpload;
this._peers = data.peers;
this._peers_connected = data.peersConnected;
this._peers_getting_from_us = data.peersGettingFromUs;
this._peers_sending_to_us = data.peersSendingToUs;
this._queue_position = data.queuePosition;
this._webseeds_sending_to_us = data.webseedsSendingToUs;
this._sizeWhenDone = data.sizeWhenDone;
this._recheckProgress = data.recheckProgress;
this._error = data.error;
this._error_string = data.errorString;
this._eta = data.eta;
this._trackerStats = this.buildTrackerStats(data.trackerStats);
this._state = data.status;
this._download_dir = data.downloadDir;
this._metadataPercentComplete = data.metadataPercentComplete;
this._isFinishedSeeding = data.isFinished;
this._desiredAvailable = data.desiredAvailable;
if (data.fileStats)
this.refreshFileModel( data );
},
refreshFileModel: function(data) {
for( var i=0; i<data.fileStats.length; ++i ) {
var src = data.fileStats[i];
var tgt = this._file_model[i];
if( !tgt )
tgt = this._file_model[i] = { };
tgt.wanted = src.wanted;
tgt.priority = src.priority;
tgt.bytesCompleted = src.bytesCompleted;
}
},
getErrorMessage: function()
{
if( this._error == Torrent._ErrTrackerWarning )
return 'Tracker returned a warning: ' + this._error_string;
if( this._error == Torrent._ErrTrackerError )
return 'Tracker returned an error: ' + this._error_string;
if( this._error == Torrent._ErrLocalError )
return 'Error: ' + this._error_string;
return null;
},
formatUL: function() {
return 'UL: ' + Transmission.fmt.speedBps(this._upload_speed);
},
formatDL: function() {
return 'DL: ' + Transmission.fmt.speedBps(this._download_speed);
},
getPeerDetails: function()
{
var c;
var compact_mode = this._controller[Prefs._CompactDisplayState];
if(( c = this.getErrorMessage( )))
return c;
var st = this.state( );
switch( st )
{
case Torrent._StatusStopped:
case Torrent._StatusCheckWait:
case Torrent._StatusDownloadWait:
case Torrent._StatusSeedWait:
c = this.stateStr( );
break;
case Torrent._StatusDownload:
var a = [ ];
if(!compact_mode)
a.push( 'Downloading from', this.peersSendingToUs(), 'of', this._peers_connected, 'peers', '-' );
a.push( this.formatDL(), this.formatUL() );
c = a.join(' ');
break;
case Torrent._StatusSeed:
if(compact_mode){
c = this.formatUL();
} else {
// 'Seeding to 13 of 22 peers - UL: 36.2 KiB/s'
c = [ 'Seeding to', this.peersGettingFromUs(), 'of', this._peers_connected, 'peers', '-', this.formatUL() ].join(' ');
}
break;
case Torrent._StatusCheck:
// 'Verifying local data (40% tested)'
c = [ 'Verifying local data (', Transmission.fmt.percentString( 100.0 * this._recheckProgress ), '% tested)' ].join('');
break;
}
return c;
},
refreshHTML: function() {
var c;
var e;
var progress_details;
var root = this._element;
var MaxBarWidth = 100; // reduce this to make the progress bar shorter (%)
var compact_mode = this._controller[Prefs._CompactDisplayState];
var compact = '';
if(compact_mode){
compact = ' compact';
root._peer_details_container.style.display = 'none';
} else {
root._peer_details_container.style.display = 'block';
}
root._progress_details_container.className = 'torrent_progress_details'+compact
root._progress_bar_container.className = 'torrent_progress_bar_container'+compact;
root._name_container.className = 'torrent_name'+compact;
setInnerHTML( root._name_container, this._name );
// Add the progress bar
var notDone = this._leftUntilDone > 0;
// Fix for situation
// when a verifying/downloading torrent gets state seeding
if( this._state === Torrent._StatusSeeding )
notDone = false ;
if( this.needsMetaData() ){
var metaPercentComplete = this._metadataPercentComplete * 100;
progress_details = [ "Magnetized transfer - retrieving metadata (",
Transmission.fmt.percentString( metaPercentComplete ),
"%)" ].join('');
var empty = "";
if(metaPercentComplete == 0)
empty = "empty";
root._progress_complete_container.style.width = metaPercentComplete + "%";
root._progress_complete_container.className = 'torrent_progress_bar in_progress meta ' + empty+compact;
root._progress_incomplete_container.style.width = 100 - metaPercentComplete + "%"
root._progress_incomplete_container.className = 'torrent_progress_bar incomplete compact meta'+compact;
root._progress_incomplete_container.style.display = 'block';
}
else if( notDone )
{
// Create the 'progress details' label
// Eg: '101 MiB of 631 MiB (16.02%) - 2 hr remaining'
c = [ Transmission.fmt.size( this._sizeWhenDone - this._leftUntilDone ),
' of ', Transmission.fmt.size( this._sizeWhenDone ),
' (', this.getPercentDoneStr(), '%)' ];
if( this.isActive( ) ) {
c.push( ' - ' );
if (this._eta < 0 || this._eta >= Torrent._InfiniteTimeRemaining )
c.push( 'remaining time unknown' );
else
c.push( Transmission.fmt.timeInterval(this._eta) + ' remaining' );
}
progress_details = c.join('');
// Figure out the percent completed
var css_completed_width = ( this.getPercentDone() * MaxBarWidth ).toTruncFixed( 2 );
// Update the 'in progress' bar
e = root._progress_complete_container;
c = [ 'torrent_progress_bar'+compact,
this.isActive() ? 'in_progress' : 'incomplete_stopped' ];
if(css_completed_width === 0) { c.push( 'empty' ); }
e.className = c.join(' ');
e.style.width = css_completed_width + '%';
// Update the 'incomplete' bar
e = root._progress_incomplete_container;
e.className = 'torrent_progress_bar incomplete'
e.style.width = (MaxBarWidth - css_completed_width) + '%';
e.style.display = 'block';
}
else
{
// Create the 'progress details' label
if( this._size == this._sizeWhenDone )
{
// seed: '698.05 MiB'
c = [ Transmission.fmt.size( this._size ) ];
}
else
{
// partial seed: '127.21 MiB of 698.05 MiB (18.2%)'
c = [ Transmission.fmt.size( this._sizeWhenDone ), ' of ', Transmission.fmt.size( this._size ),
' (', Transmission.fmt.percentString( 100.0 * this._sizeWhenDone / this._size ), '%)' ];
}
// append UL stats: ', uploaded 8.59 GiB (Ratio: 12.3)'
c.push( ', uploaded ', Transmission.fmt.size( this._upload_total ),
' (Ratio ', Transmission.fmt.ratioString( this._upload_ratio ), ')' );
// maybe append remaining time
if( this.isActive( ) && this.seedRatioLimit( ) > 0 )
{
c.push(' - ');
if (this._eta < 0 || this._eta >= Torrent._InfiniteTimeRemaining )
c.push( 'remaining time unknown' );
else
c.push( Transmission.fmt.timeInterval(this._eta), ' remaining' );
}
progress_details = c.join('');
var status = this.isActive() ? 'complete' : 'complete_stopped';
if(this.isActive() && this.seedRatioLimit() > 0){
status = 'complete seeding'
var seedRatioRatio = this._upload_ratio / this.seedRatioLimit();
var seedRatioPercent = Math.round( seedRatioRatio * 100 * MaxBarWidth ) / 100;
// Set progress to percent seeded
root._progress_complete_container.style.width = seedRatioPercent + '%';
// Update the 'incomplete' bar
root._progress_incomplete_container.className = 'torrent_progress_bar incomplete seeding'
root._progress_incomplete_container.style.display = 'block';
root._progress_incomplete_container.style.width = MaxBarWidth - seedRatioPercent + '%';
}
else
{
// Hide the 'incomplete' bar
root._progress_incomplete_container.className = 'torrent_progress_bar incomplete'
root._progress_incomplete_container.style.display = 'none';
// Set progress to maximum
root._progress_complete_container.style.width = MaxBarWidth + '%';
}
// Update the 'in progress' bar
e = root._progress_complete_container;
e.className = 'torrent_progress_bar ' + status;
}
var hasError = this.getErrorMessage( ) != undefined;
// Update the progress details
if(compact_mode){
progress_details = this.getPeerDetails();
$(root._progress_details_container).toggleClass('error',hasError);
} else {
$(root._peer_details_container).toggleClass('error',hasError);
}
setInnerHTML( root._progress_details_container, progress_details );
if( compact ){
var width = root._progress_details_container.offsetLeft - root._name_container.offsetLeft;
root._name_container.style.width = width + 'px';
}
else {
root._name_container.style.width = '100%';
}
// Update the peer details and pause/resume button
e = root._pause_resume_button_image;
if ( this.state() === Torrent._StatusStopped ) {
e.alt = 'Resume';
e.className = "torrent_resume"+compact;
} else {
e.alt = 'Pause';
e.className = "torrent_pause"+compact;
}
setInnerHTML( root._peer_details_container, this.getPeerDetails( ) );
this.refreshFileView( );
},
refreshFileView: function() {
if( this._file_view.length )
for( var i=0; i<this._file_model.length; ++i )
this._file_view[i].update( this._file_model[i] );
},
ensureFileListExists: function() {
if( this._file_view.length == 0 ) {
if(this._file_model.length == 1)
this._fileList.className += ' single_file';
var v, e;
for( var i=0; i<this._file_model.length; ++i ) {
v = new TorrentFile( this._file_model[i] );
this._file_view[i] = v;
e = v.domElement( );
e.className = (i % 2 ? 'even' : 'odd') + ' inspector_torrent_file_list_entry';
this._fileList.appendChild( e );
}
}
},
deleteFiles: function(){
if (this._fileList)
$(this._fileList).remove();
},
/*
* Return true if this torrent is selected
*/
isSelected: function() {
return this.element()[0].className.indexOf('selected') != -1;
},
/**
* @param filter one of Prefs._Filter*
* @param search substring to look for, or null
* @return true if it passes the test, false if it fails
*/
test: function( filter, search )
{
var pass = false;
var s = this.state( );
switch( filter )
{
case Prefs._FilterActive:
pass = this.isActiveFilter();
break;
case Prefs._FilterSeeding:
pass = ( s == Torrent._StatusSeed ) || ( s == Torrent._StatusSeedWait );
break;
case Prefs._FilterDownloading:
pass = ( s == Torrent._StatusDownload ) || ( s == Torrent._StatusDownloadWait );
break;
case Prefs._FilterPaused:
pass = !this.isActive();
break;
case Prefs._FilterFinished:
pass = this.isFinished();
break;
default:
pass = true;
break;
}
if( !pass )
return false;
if( !search || !search.length )
return pass;
return this._name_lc.indexOf( search.toLowerCase() ) !== -1;
}
};
/** Helper function for Torrent.sortTorrents(). */
Torrent.compareById = function( a, b ) {
return a.id() - b.id();
};
/** Helper function for sortTorrents(). */
Torrent.compareByName = function( a, b ) {
var i = a._name_lc.compareTo( b._name_lc );
if( i )
return i;
return Torrent.compareById( a, b );
};
/** Helper function for sortTorrents(). */
Torrent.compareByQueue = function( a, b )
{
return a.queuePosition( ) - b.queuePosition();
};
/** Helper function for sortTorrents(). */
Torrent.compareByAge = function( a, b )
{
var a_age = a.dateAdded();
var b_age = b.dateAdded();
if( a_age != b_age )
return a_age - b_age;
return Torrent.compareByQueue( a, b );
};
/** Helper function for sortTorrents(). */
Torrent.compareByState = function( a, b )
{
var a_state = a.state( );
var b_state = b.state( );
if( a_state != b_state )
return b_state - a_state;
return Torrent.compareByQueue( a, b );
};
/** Helper function for sortTorrents(). */
Torrent.compareByActivity = function( a, b )
{
var a_activity = a.activity( );
var b_activity = b.activity( );
if( a_activity != b_activity )
return a_activity - b_activity;
return Torrent.compareByState( a, b );
};
/** Helper function for sortTorrents(). */
Torrent.compareByRatio = function( a, b ) {
var a_ratio = Math.ratio( a._upload_total, a._download_total );
var b_ratio = Math.ratio( b._upload_total, b._download_total );
if( a_ratio != b_ratio )
return a_ratio - b_ratio;
return Torrent.compareByState( a, b );
};
Torrent.compareByProgress = function( a, b ) {
if( a.getPercentDone() !== b.getPercentDone() )
return a.getPercentDone() - b.getPercentDone();
return Torrent.compareByRatio( a, b );
};
/**
* @param torrents an array of Torrent objects
* @param sortMethod one of Prefs._SortBy*
* @param sortDirection Prefs._SortAscending or Prefs._SortDescending
*/
Torrent.sortTorrents = function( torrents, sortMethod, sortDirection )
{
switch( sortMethod )
{
case Prefs._SortByActivity:
torrents.sort( this.compareByActivity );
break;
case Prefs._SortByAge:
torrents.sort( this.compareByAge );
break;
case Prefs._SortByQueue:
torrents.sort( this.compareByQueue );
break;
case Prefs._SortByProgress:
torrents.sort( this.compareByProgress );
break;
case Prefs._SortByState:
torrents.sort( this.compareByState );
break;
case Prefs._SortByName:
torrents.sort( this.compareByName );
break;
case Prefs._SortByRatio:
torrents.sort( this.compareByRatio );
break;
default:
console.warn( "unknown sort method: " + sortMethod );
break;
}
if( sortDirection === Prefs._SortDescending )
torrents.reverse( );
return torrents;
};
/**
* @brief fast binary search to find a torrent
* @param torrents an array of torrents sorted by Id
* @param id the id to search for
* @return the index, or -1
*/
Torrent.indexOf = function( torrents, id )
{
var low = 0;
var high = torrents.length;
while( low < high ) {
var mid = Math.floor( ( low + high ) / 2 );
if( torrents[mid].id() < id )
low = mid + 1;
else
high = mid;
}
if( ( low < torrents.length ) && ( torrents[low].id() == id ) ) {
return low;
} else {
return -1; // not found
}
};
function TorrentFile(file_data) {
this.initialize(file_data);
}
TorrentFile.prototype = {
initialize: function(file_data) {
this._dirty = true;
this._torrent = file_data.torrent;
this._index = file_data.index;
var name = file_data.name.substring (file_data.name.lastIndexOf('/')+1);
this.readAttributes(file_data);
var li = document.createElement('li');
li.id = 't' + this._torrent.id() + 'f' + this._index;
li.classNameConst = 'inspector_torrent_file_list_entry ' + ((this._index%2)?'odd':'even');
li.className = li.classNameConst;
var wanted_div = document.createElement('div');
wanted_div.className = "file_wanted_control";
var pri_div = document.createElement('div');
pri_div.classNameConst = "file_priority_control";
pri_div.className = pri_div.classNameConst;
var file_div = document.createElement('div');
file_div.className = "inspector_torrent_file_list_entry_name";
file_div.innerHTML = name.replace(/([\/_\.])/g, "$1&#8203;");
var prog_div = document.createElement('div');
prog_div.className = "inspector_torrent_file_list_entry_progress";
li.appendChild(wanted_div);
li.appendChild(pri_div);
li.appendChild(file_div);
li.appendChild(prog_div);
this._element = li;
this._priority_control = pri_div;
this._progress = $(prog_div);
},
update: function(file_data) {
this.readAttributes(file_data);
this.refreshHTML();
},
isDone: function () {
return this._done >= this._size;
},
isEditable: function () {
return (this._torrent._file_model.length>1) && !this.isDone();
},
readAttributes: function(file_data) {
if( file_data.index !== undefined && file_data.index !== this._index ) {
this._index = file_data.index;
this._dirty = true;
}
if( file_data.bytesCompleted !== undefined && file_data.bytesCompleted !== this._done ) {
this._done = file_data.bytesCompleted;
this._dirty = true;
}
if( file_data.length !== undefined && file_data.length !== this._size ) {
this._size = file_data.length;
this._dirty = true;
}
if( file_data.priority !== undefined && file_data.priority !== this._prio ) {
this._prio = file_data.priority;
this._dirty = true;
}
if( file_data.wanted !== undefined && file_data.wanted !== this._wanted ) {
this._wanted = file_data.wanted;
this._dirty = true;
}
},
element: function() {
return $(this._element);
},
domElement: function() {
return this._element;
},
setPriority: function(prio) {
if (this.isEditable()) {
var cmd;
switch( prio ) {
case 1: cmd = 'priority-high'; break;
case -1: cmd = 'priority-low'; break;
default: cmd = 'priority-normal'; break;
}
this._prio = prio;
this._dirty = true;
this._torrent._controller.changeFileCommand( cmd, this._torrent, this );
}
},
setWanted: function(wanted, process) {
this._dirty = true;
this._wanted = wanted;
if(!iPhone)
this.element().toggleClass( 'skip', !wanted );
if (process) {
var command = wanted ? 'files-wanted' : 'files-unwanted';
this._torrent._controller.changeFileCommand(command, this._torrent, this);
}
},
toggleWanted: function() {
if (this.isEditable())
this.setWanted( !this._wanted, true );
},
refreshHTML: function() {
if( this._dirty ) {
this._dirty = false;
this.refreshProgressHTML();
this.refreshWantedHTML();
this.refreshPriorityHTML();
}
},
refreshProgressHTML: function() {
var c = [ Transmission.fmt.size(this._done),
' of ',
Transmission.fmt.size(this._size),
' (',
this._size ? Transmission.fmt.percentString(100 * this._done / this._size) : '100',
'%)' ].join('');
setInnerHTML(this._progress[0], c);
},
refreshWantedHTML: function() {
var e = this.domElement();
var c = [ e.classNameConst ];
if(!this._wanted) { c.push( 'skip' ); }
if(this.isDone()) { c.push( 'complete' ); }
e.className = c.join(' ');
},
refreshPriorityHTML: function() {
var e = this._priority_control;
var c = [ e.classNameConst ];
switch( this._prio ) {
case 1 : c.push( 'high' ); break;
case -1 : c.push( 'low' ); break;
default : c.push( 'normal' ); break;
}
e.className = c.join(' ');
},
fileWantedControlClicked: function(event) {
this.toggleWanted();
},
filePriorityControlClicked: function(event, element) {
var x = event.pageX;
while (element !== null) {
x = x - element.offsetLeft;
element = element.offsetParent;
}
var prio;
if(iPhone)
{
if( x < 8 ) prio = -1;
else if( x < 27 ) prio = 0;
else prio = 1;
}
else
{
if( x < 12 ) prio = -1;
else if( x < 23 ) prio = 0;
else prio = 1;
}
this.setPriority( prio );
}
};
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