/*
* Copyright © Dave Perrett and Malcolm Jarvis
* This code is licensed under the GPL version 2.
* For more details, see http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
*
* Common javascript
*/
var transmission;
var resizeTimer = null;
// Test for a Webkit build that supports box-shadow: 521+ (release Safari 3 is
// actually 523.10.3). We need 3.1 for CSS animation (dialog sheets) but as it
// degrades gracefully let's not worry too much.
var Safari3 = testSafari3();
var iPhone = RegExp("(iPhone|iPod)").test(navigator.userAgent);
if (iPhone) var scroll_timeout;
function testSafari3()
{
var minimum = new Array(521,0);
var webKitFields = RegExp("( AppleWebKit/)([^ ]+)").exec(navigator.userAgent);
if (!webKitFields || webKitFields.length < 3) return false;
var version = webKitFields[2].split(".");
for (var i = 0; i < minimum.length; i++) {
var toInt = parseInt(version[i]);
var versionField = isNaN(toInt) ? 0 : toInt;
var minimumField = minimum[i];
if (versionField > minimumField) return true;
if (versionField < minimumField) return false;
}
return true;
};
$(document).ready( function() {
// Initialise the main Transmission controller
transmission = new Transmission();
if ($.browser.safari) {
// Move search field's margin down for the styled input
$('#torrent_search').css('margin-top', 3);
}
if (!Safari3 && !iPhone) {
// Fix for non-Safari-3 browsers: dark borders to replace shadows.
// Opera messes up the menu if we use a border on .trans_menu
// div.outerbox so use ul instead
$('.trans_menu ul, div#jqContextMenu').css('border', '1px solid #777');
// and this kills the border we used to have
$('.trans_menu div.outerbox').css('border', 'none');
} else if (!iPhone) {
// Used for Safari 3.1 CSS animation. Degrades gracefully (so Safari 3
// test is good enough) but we delay our hide/unhide to wait for the
// scrolling - no point making other browsers wait.
$('div#upload_container').css('top', '-205px');
}
if (iPhone){
window.onload = function(){ setTimeout(function() { window.scrollTo(0,1); },500); };
window.onorientationchange = function(){ setTimeout( function() { window.scrollTo(0,1); },100); };
if(window.navigator.standalone)
// Fix min height for iPhone when run in full screen mode from home screen
// so the footer appears in the right place
$('body div#torrent_container').css('min-height', '338px');
$("label[for=torrent_upload_url]").text("URL: ");
}
// Add resize event handler with a timeout to handle browsers that fire a
// resize event for every pixel changed
$(window).bind('resize', function() {
if (resizeTimer) clearTimeout(resizeTimer);
resizeTimer = setTimeout('transmission.refreshDisplay()', 50)
});
});
/*
* Return a copy of the array
*
* @returns array
*/
Array.prototype.clone = function () {
return this.concat();
};
/**
* "innerHTML = html" is pretty slow in FF. Happily a lot of our innerHTML
* changes are triggered by periodic refreshes on torrents whose state hasn't
* changed since the last update, so even this simple test helps a lot.
*/
function setInnerHTML( e, html )
{
if( e == undefined )
return;
/* innerHTML is listed as a string, but the browser seems to change it.
* For example, "∞" gets changed to "∞" somewhere down the line.
* So, let's use an arbitrary different field to test our state... */
if( e.currentHTML != html )
{
e.currentHTML = html;
e.innerHTML = html;
}
};
/*
* Given a numerator and denominator, return a ratio string
*/
Math.ratio = function( numerator, denominator ) {
var result = Math.floor(100 * numerator / denominator) / 100;
// check for special cases
if(result==Number.POSITIVE_INFINITY || result==Number.NEGATIVE_INFINITY) result = -2;
else if(isNaN(result)) result = -1;
return result;
};
/*
* Truncate a float to a specified number of decimal
* places, stripping trailing zeroes
*
* @param float floatnum
* @param integer precision
* @returns float
*/
Math.truncateWithPrecision = function(floatnum, precision) {
return Math.floor( floatnum * Math.pow ( 10, precision ) ) / Math.pow( 10, precision );
};
/*
* Round a string of a number to a specified number of decimal
* places
*/
Number.prototype.toTruncFixed = function( place ) {
var ret = Math.truncateWithPrecision( this, place );
return ret.toFixed( place );
}
/*
* Trim whitespace from a string
*/
String.prototype.trim = function () {
return this.replace(/^\s*/, "").replace(/\s*$/, "");
}
/**
* @brief strcmp()-style compare useful for sorting
*/
String.prototype.compareTo = function( that ) {
// FIXME: how to fold these two comparisons together?
if( this < that ) return -1;
if( this > that ) return 1;
return 0;
}
/**
* @brief Switch between different dialog tabs
*/
function changeTab(tab, id) {
for ( var x = 0, node; tab.parentNode.childNodes[x]; x++ ) {
node = tab.parentNode.childNodes[x];
if (node == tab) {
node.className = "prefs_tab_enabled";
} else {
node.className = "prefs_tab_disabled";
}
}
for ( x = 0; tab.parentNode.parentNode.childNodes[x]; x++ ) {
node = tab.parentNode.parentNode.childNodes[x];
if (node.tagName == "DIV") {
if (node.id == id) {
node.style.display = "block";
} else {
node.style.display = "none";
}
}
}
}
function tellUser( primaryText, secondaryText )
{
$("#dialog_body").html("" + primaryText + "
" + secondaryText + "
" );
$("#dialog" ).dialog( {
title: primaryText,
hide: 'blind',
buttons: { 'Close': function() { $(this).dialog('close'); } }
});
}
/**
* @brief Show a confirmation dialog
*/
function askUser(dialog_heading, dialog_message, confirm_button_label,
callback_function, callback_data,
cancel_button_label)
{
if( cancel_button_label == null )
cancel_button_label = 'Cancel';
$("#dialog_body").html("" + dialog_heading + "
" + dialog_message + "
" );
var myButtons = { };
myButtons[cancel_button_label] = function() { $(this).dialog('close'); }
myButtons[confirm_button_label] = function() {
callback_function.call( null, callback_data );
$(this).dialog('close');
};
$("#dialog" ).dialog( {
title: dialog_heading,
hide: 'blind',
buttons: myButtons
});
}
/***
**** Preferences
***/
function Prefs() { }
Prefs.prototype = { };
Prefs._RefreshRate = 'refresh_rate';
Prefs._SessionRefreshRate = 'session_refresh_rate';
Prefs._ShowFilter = 'show_filter';
Prefs._ShowInspector = 'show_inspector';
Prefs._FilterMode = 'filter';
Prefs._FilterAll = 'all';
Prefs._FilterActive = 'active';
Prefs._FilterSeeding = 'seeding';
Prefs._FilterDownloading = 'downloading';
Prefs._FilterPaused = 'paused';
Prefs._SortDirection = 'sort_direction';
Prefs._SortAscending = 'ascending';
Prefs._SortDescending = 'descending';
Prefs._SortMethod = 'sort_method';
Prefs._SortByAge = 'age';
Prefs._SortByActivity = 'activity';
Prefs._SortByQueue = 'queue_order';
Prefs._SortByName = 'name';
Prefs._SortByProgress = 'percent_completed';
Prefs._SortBySize = 'size';
Prefs._SortByState = 'state';
Prefs._SortByTracker = 'tracker';
Prefs._CompactDisplayState= 'compact_display_state';
Prefs._Defaults =
{
'filter': 'all',
'refresh_rate' : 5,
'show_filter': true,
'show_inspector': false,
'sort_direction': 'ascending',
'sort_method': 'name',
'turtle-state' : false,
'compact_display_state' : false
};
/*
* Set a preference option
*/
Prefs.setValue = function( key, val )
{
if( Prefs._Defaults[key] == undefined )
console.warn( "unrecognized preference key '%s'", key );
var days = 30;
var date = new Date();
date.setTime(date.getTime()+(days*24*60*60*1000));
document.cookie = key+"="+val+"; expires="+date.toGMTString()+"; path=/";
};
/**
* Get a preference option
*
* @param key the preference's key
* @param fallback if the option isn't set, return this instead
*/
Prefs.getValue = function( key, fallback )
{
var val;
if( Prefs._Defaults[key] == undefined )
console.warn( "unrecognized preference key '%s'", key );
var lines = document.cookie.split( ';' );
for( var i=0, len=lines.length; !val && i