582 lines
17 KiB
JavaScript
582 lines
17 KiB
JavaScript
/*
|
|
* 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(controller,data) {
|
|
this.initialize(controller,data);
|
|
}
|
|
|
|
// Constants
|
|
Torrent._StatusWaitingToCheck = 1;
|
|
Torrent._StatusChecking = 2;
|
|
Torrent._StatusDownloading = 4;
|
|
Torrent._StatusSeeding = 8;
|
|
Torrent._StatusPaused = 16;
|
|
Torrent._InfiniteTimeRemaining = 215784000; // 999 Hours - may as well be infinite
|
|
|
|
Torrent.prototype =
|
|
{
|
|
/*
|
|
* Constructor
|
|
*/
|
|
initialize: function(controller,data)
|
|
{
|
|
// Create a new <li> element
|
|
var element = $('<li/>');
|
|
element.addClass('torrent');
|
|
element[0].id = 'torrent_' + data.id;
|
|
element._torrent = this;
|
|
this._element = element;
|
|
this._controller = controller;
|
|
controller._rows.push( element );
|
|
|
|
// Create the 'name' <div>
|
|
var e = $('<div/>');
|
|
e.addClass('torrent_name');
|
|
element.append( e );
|
|
element._name_container = e;
|
|
|
|
// Create the 'progress details' <div>
|
|
e = $('<div/>');
|
|
e.addClass('torrent_progress_details');
|
|
element.append(e);
|
|
element._progress_details_container = e;
|
|
|
|
// Create the 'in progress' bar
|
|
e = $('<div/>');
|
|
e.addClass('torrent_progress_bar incomplete');
|
|
e.css('width', '0%');
|
|
element.append( e );
|
|
element._progress_complete_container = e;
|
|
|
|
// Create the 'incomplete' bar (initially hidden)
|
|
e = $('<div/>');
|
|
e.addClass('torrent_progress_bar incomplete');
|
|
e.hide();
|
|
element.append( e );
|
|
element._progress_incomplete_container = e;
|
|
|
|
// Add the pause/resume button - don't specify the
|
|
// image or alt text until the 'refresh()' function
|
|
// (depends on torrent state)
|
|
var image = $('<div/>');
|
|
image.addClass('torrent_pause');
|
|
e = $('<a/>');
|
|
e.append( image );
|
|
element.append( e );
|
|
element._pause_resume_button_image = image;
|
|
element._pause_resume_button = e;
|
|
if (!iPhone) e.bind('click', {element: element}, this.clickPauseResumeButton);
|
|
|
|
// Create the 'peer details' <div>
|
|
e = $('<div/>');
|
|
e.addClass('torrent_peer_details');
|
|
element.append( e );
|
|
element._peer_details_container = e;
|
|
|
|
// Set the torrent click observer
|
|
element.bind('click', {element: element}, this.clickTorrent);
|
|
if (!iPhone) element.bind('contextmenu', {element: element}, this.rightClickTorrent);
|
|
|
|
// Safari hack - first torrent needs to be moved down for some reason. Seems to be ok when
|
|
// using <li>'s in straight html, but adding through the DOM gets a bit odd.
|
|
if ($.browser.safari)
|
|
this._element.css('margin-top', '7px');
|
|
|
|
// insert the element
|
|
$('#torrent_list').append(this._element);
|
|
|
|
// Update all the labels etc
|
|
this.refresh(data);
|
|
},
|
|
|
|
|
|
/*--------------------------------------------
|
|
*
|
|
* 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;
|
|
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; },
|
|
errorMessage: function() { return this._error_message; },
|
|
hash: function() { return this._hashString; },
|
|
id: function() { return this._id; },
|
|
isActive: function() { return this.state() != Torrent._StatusPaused; },
|
|
isDownloading: function() { return this.state() == Torrent._StatusDownloading; },
|
|
isSeeding: function() { return this.state() == Torrent._StatusSeeding; },
|
|
name: function() { return this._name; },
|
|
peersDownloading: function() { return this._peers_downloading; },
|
|
peersUploading: function() { return this._peers_uploading; },
|
|
getPercentDone: function() {
|
|
if( !this._sizeWhenDone ) return 1.0;
|
|
return ( this._sizeWhenDone - this._leftUntilDone )
|
|
/ this._sizeWhenDone;
|
|
},
|
|
getPercentDoneStr: function() {
|
|
return Math.ratio( 100 * ( this._sizeWhenDone - this._leftUntilDone ),
|
|
this._sizeWhenDone );
|
|
},
|
|
size: function() { return this._size; },
|
|
state: function() { return this._state; },
|
|
stateStr: function() {
|
|
switch( this.state() ) {
|
|
case Torrent._StatusSeeding: return 'Seeding';
|
|
case Torrent._StatusDownloading: return 'Downloading';
|
|
case Torrent._StatusPaused: return 'Paused';
|
|
case Torrent._StatusChecking: return 'Verifying local data';
|
|
case Torrent._StatusWaitingToCheck: return 'Waiting to verify';
|
|
default: return 'error';
|
|
}
|
|
},
|
|
swarmSpeed: function() { return this._swarm_speed; },
|
|
totalLeechers: function() { return this._total_leechers; },
|
|
totalSeeders: function() { return this._total_seeders; },
|
|
uploadSpeed: function() { return this._upload_speed; },
|
|
uploadTotal: function() { return this._upload_total; },
|
|
|
|
/*--------------------------------------------
|
|
*
|
|
* E V E N T F U N C T I O N S
|
|
*
|
|
*--------------------------------------------*/
|
|
|
|
/*
|
|
* Process a right-click event on this torrent
|
|
*/
|
|
rightClickTorrent: function(event)
|
|
{
|
|
// don't stop the event! need it for the right-click menu
|
|
|
|
var t = event.data.element._torrent;
|
|
if ( !t.isSelected( ) )
|
|
t._controller.setSelectedTorrent( t );
|
|
},
|
|
|
|
/*
|
|
* Process a click event on this torrent
|
|
*/
|
|
clickTorrent: function( event )
|
|
{
|
|
// Prevents click carrying to parent element
|
|
// which deselects all on click
|
|
event.stopPropagation();
|
|
var torrent = event.data.element._torrent;
|
|
|
|
// '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) {
|
|
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 = event.data.element._torrent;
|
|
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
|
|
*
|
|
*--------------------------------------------*/
|
|
|
|
refresh: function(data) {
|
|
this.refreshData( data );
|
|
this.refreshHTML( );
|
|
},
|
|
|
|
/*
|
|
* Refresh display
|
|
*/
|
|
refreshData: function(data)
|
|
{
|
|
// These variables never change after the inital load
|
|
if (data.isPrivate) this._is_private = data.isPrivate;
|
|
if (data.hashString) this._hashString = data.hashString;
|
|
if (data.addedDate) this._date = data.addedDate;
|
|
if (data.totalSize) this._size = data.totalSize;
|
|
if (data.announceURL) this._tracker = data.announceURL;
|
|
if (data.comment) this._comment = data.comment;
|
|
if (data.creator) this._creator = data.creator;
|
|
if (data.dateCreated) this._creator_date = data.dateCreated;
|
|
if (data.leftUntilDone) this._leftUntilDone = data.leftUntilDone;
|
|
if (data.sizeWhenDone) this._sizeWhenDone = data.sizeWhenDone;
|
|
if (data.path) this._torrent_file = data.path;//FIXME
|
|
if (data.name) {
|
|
this._name = data.name;
|
|
this._name_lc = this._name.toLowerCase( );
|
|
}
|
|
|
|
// Set the regularly-changing torrent variables
|
|
this._id = data.id;
|
|
this._completed = data.haveUnchecked + data.haveValid;
|
|
this._verified = data.haveValid;
|
|
this._download_total = data.downloadedEver;
|
|
this._upload_total = data.uploadedEver;
|
|
this._download_speed = data.rateDownload;
|
|
this._upload_speed = data.rateUpload;
|
|
this._peers_downloading = data.peersGettingFromUs;
|
|
this._peers_uploading = data.peersSendingToUs;
|
|
this._peers_total = data.peersKnown;
|
|
this._error = data.error;
|
|
this._error_message = data.errorString;
|
|
this._eta = data.eta;
|
|
this._swarm_speed = data.swarmSpeed;
|
|
this._total_leechers = Math.max( 0, data.leechers );
|
|
this._total_seeders = Math.max( 0, data.seeders );
|
|
this._state = data.status;
|
|
},
|
|
|
|
refreshHTML: function()
|
|
{
|
|
var progress_details;
|
|
var peer_details;
|
|
var root = this._element;
|
|
var MaxBarWidth = 100; // reduce this to make the progress bar shorter (%)
|
|
|
|
setInnerHTML( root._name_container[0], this._name );
|
|
|
|
// Add the progress bar
|
|
var notDone = this._leftUntilDone > 0;
|
|
if( notDone )
|
|
{
|
|
var eta = '';
|
|
|
|
if( this.isActive( ) )
|
|
{
|
|
eta = '-';
|
|
if (this._eta < 0 || this._eta >= Torrent._InfiniteTimeRemaining )
|
|
eta += 'remaining time unknown';
|
|
else
|
|
eta += Math.formatSeconds(this._eta) + ' remaining';
|
|
}
|
|
|
|
// Create the 'progress details' label
|
|
// Eg: '101 MB of 631 MB (16.02%) - 2 hr remaining'
|
|
progress_details = Math.formatBytes( this._sizeWhenDone - this._leftUntilDone )
|
|
+ ' of '
|
|
+ Math.formatBytes( this._sizeWhenDone )
|
|
+ ' ('
|
|
+ this.getPercentDoneStr()
|
|
+ '%)'
|
|
+ eta;
|
|
|
|
// Figure out the percent completed
|
|
var css_completed_width = Math.floor( this.getPercentDone() * MaxBarWidth );
|
|
|
|
// Update the 'in progress' bar
|
|
var class_name = this.isActive() ? 'in_progress' : 'incomplete_stopped';
|
|
var e = root._progress_complete_container;
|
|
e.removeClass( );
|
|
e.addClass( 'torrent_progress_bar' );
|
|
e.addClass( class_name );
|
|
e.css( 'width', css_completed_width + '%' );
|
|
|
|
// Update the 'incomplete' bar
|
|
e = root._progress_incomplete_container;
|
|
if( !e.is('.incomplete')) {
|
|
e.removeClass();
|
|
e.addClass('torrent_progress_bar in_progress');
|
|
}
|
|
e.css('width', (MaxBarWidth - css_completed_width) + '%');
|
|
e.show();
|
|
|
|
// Create the 'peer details' label
|
|
// Eg: 'Downloading from 36 of 40 peers - DL: 60.2 KB/s UL: 4.3 KB/s'
|
|
if( !this.isDownloading( ) )
|
|
peer_details = this.stateStr( );
|
|
else {
|
|
peer_details = 'Downloading from '
|
|
+ this._peers_downloading
|
|
+ ' of '
|
|
+ this._peers_total
|
|
+ ' peers - DL: '
|
|
+ Math.formatBytes(this._download_speed)
|
|
+ '/s UL: '
|
|
+ Math.formatBytes(this._upload_speed)
|
|
+ '/s';
|
|
}
|
|
|
|
}
|
|
else
|
|
{
|
|
// Update the 'in progress' bar
|
|
var class_name = (this.isActive()) ? 'complete' : 'complete_stopped';
|
|
var e = root._progress_complete_container;
|
|
e.removeClass();
|
|
e.addClass('torrent_progress_bar ' + class_name );
|
|
|
|
// Create the 'progress details' label
|
|
// Eg: '698.05 MB, uploaded 8.59 GB (Ratio: 12.3)'
|
|
progress_details = Math.formatBytes( this._size )
|
|
+ ', uploaded ';
|
|
+ Math.formatBytes( this._upload_total )
|
|
+ ' (Ratio '
|
|
+ Math.ratio( this._upload_total, this._download_total )
|
|
+ ')';
|
|
|
|
// Hide the 'incomplete' bar
|
|
root._progress_incomplete_container.hide();
|
|
|
|
// Set progress to maximum
|
|
root._progress_complete_container.css('width', MaxBarWidth + '%');
|
|
|
|
// Create the 'peer details' label
|
|
// Eg: 'Seeding to 13 of 22 peers - UL: 36.2 KB/s'
|
|
if( !this.isSeeding( ) )
|
|
peer_details = this.stateStr( );
|
|
else
|
|
peer_details = 'Seeding to '
|
|
+ this._peers_uploading
|
|
+ ' of '
|
|
+ this._peers_total
|
|
+ ' peers - UL: '
|
|
+ Math.formatBytes(this._upload_speed)
|
|
+ '/s';
|
|
}
|
|
|
|
// Update the progress details
|
|
setInnerHTML( root._progress_details_container[0], progress_details );
|
|
|
|
// Update the peer details and pause/resume button
|
|
e = root._pause_resume_button_image[0];
|
|
if ( this.state() == Torrent._StatusPaused ) {
|
|
e.alt = 'Resume';
|
|
e.className = "torrent_resume";
|
|
} else {
|
|
e.alt = 'Pause';
|
|
e.className = "torrent_pause";
|
|
}
|
|
|
|
if( this._error_message &&
|
|
this._error_message != '' &&
|
|
this._error_message != 'other' ) {
|
|
peer_details = this._error_message;
|
|
}
|
|
|
|
setInnerHTML( root._peer_details_container[0], peer_details );
|
|
},
|
|
|
|
/*
|
|
* Return true if this torrent is selected
|
|
*/
|
|
isSelected: function() {
|
|
var e = this.element( );
|
|
return e && $.className.has( e[0], 'selected' );
|
|
},
|
|
|
|
/**
|
|
* @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;
|
|
|
|
switch( filter )
|
|
{
|
|
case Prefs._FilterSeeding:
|
|
pass = this.isSeeding();
|
|
break;
|
|
case Prefs._FilterDownloading:
|
|
pass = this.isDownloading();
|
|
break;
|
|
case Prefs._FilterPaused:
|
|
pass = !this.isActive();
|
|
break;
|
|
default:
|
|
pass = true;
|
|
break;
|
|
}
|
|
|
|
if( !pass )
|
|
return false;
|
|
|
|
if( !search || !search.length )
|
|
return pass;
|
|
|
|
var pos = this._name_lc.indexOf( search.toLowerCase() );
|
|
pass = pos != -1;
|
|
return pass;
|
|
}
|
|
};
|
|
|
|
/** Helper function for Torrent.sortTorrents(). */
|
|
Torrent.compareById = function( a, b ) {
|
|
return a.id() - b.id();
|
|
};
|
|
|
|
/** Helper function for sortTorrents(). */
|
|
Torrent.compareByAge = function( a, b ) {
|
|
return a.dateAdded() - b.dateAdded();
|
|
};
|
|
|
|
/** Helper function for sortTorrents(). */
|
|
Torrent.compareByName = function( a, b ) {
|
|
return a._name_lc.compareTo( b._name_lc );
|
|
};
|
|
|
|
/** Helper function for sortTorrents(). */
|
|
Torrent.compareByTracker = function( a, b ) {
|
|
return a._tracker.compareTo( b._tracker );
|
|
};
|
|
|
|
/** Helper function for sortTorrents(). */
|
|
Torrent.compareByState = function( a, b ) {
|
|
return a.state() - b.state();
|
|
};
|
|
|
|
/** Helper function for sortTorrents(). */
|
|
Torrent.compareByActivity = function( a, b ) {
|
|
return a.activity() - b.activity();
|
|
};
|
|
|
|
/** Helper function for sortTorrents(). */
|
|
Torrent.compareByProgress = function( a, b ) {
|
|
if( a._leftUntilDone !== b._leftUntilDone )
|
|
return a._leftUntilDone - b._leftUntilDone;
|
|
var a_ratio = Math.ratio( a._upload_total, a._download_total );
|
|
var b_ratio = Math.ratio( b._upload_total, b._download_total );
|
|
return a_ratio - b_ratio;
|
|
}
|
|
|
|
/**
|
|
* @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.compareById );
|
|
break;
|
|
case Prefs._SortByProgress:
|
|
torrents.sort( this.compareByProgress );
|
|
break;
|
|
case Prefs._SortByState:
|
|
torrents.sort( this.compareByState );
|
|
break;
|
|
case Prefs._SortByTracker:
|
|
torrents.sort( this.compareByTracker );
|
|
break;
|
|
case Prefs._SortByName:
|
|
torrents.sort( this.compareByName );
|
|
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
|
|
}
|
|
};
|
|
|
|
/**
|
|
* @param torrents an array of torrents sorted by Id
|
|
* @param id the id to search for
|
|
* @return the torrent, or null
|
|
*/
|
|
Torrent.lookup = function( torrents, id )
|
|
{
|
|
var pos = Torrent.indexOf( torrents, id );
|
|
return pos >= 0 ? torrents[pos] : null;
|
|
};
|