transmission/web/javascript/common.js

285 lines
7.9 KiB
JavaScript

/**
* Copyright © Dave Perrett and Malcolm Jarvis
*
* This file is licensed under the GPLv2.
* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
*/
var transmission,
dialog,
isMobileDevice = RegExp("(iPhone|iPod|Android)").test(navigator.userAgent),
scroll_timeout;
if (!Array.indexOf){
Array.prototype.indexOf = function(obj){
var i, len;
for (i=0, len=this.length; i<len; i++)
if (this[i]==obj)
return i;
return -1;
}
}
// http://forum.jquery.com/topic/combining-ui-dialog-and-tabs
$.fn.tabbedDialog = function (dialog_opts) {
this.tabs({selected: 0});
this.dialog(dialog_opts);
this.find('.ui-tab-dialog-close').append(this.parent().find('.ui-dialog-titlebar-close'));
this.find('.ui-tab-dialog-close').css({'position':'absolute','right':'0', 'top':'16px'});
this.find('.ui-tab-dialog-close > a').css({'float':'none','padding':'0'});
var tabul = this.find('ul:first');
this.parent().addClass('ui-tabs').prepend(tabul).draggable('option','handle',tabul);
this.siblings('.ui-dialog-titlebar').remove();
tabul.addClass('ui-dialog-titlebar');
}
$(document).ready(function() {
// Initialise the dialog controller
dialog = new Dialog();
// Initialise the main Transmission controller
transmission = new Transmission();
// IE specific fixes here
if ($.browser.msie) {
try {
document.execCommand("BackgroundImageCache", false, true);
} catch(err) {}
$('.dialog_container').css('height',$(window).height()+'px');
}
if ($.browser.safari) {
// Move search field's margin down for the styled input
$('#torrent_search').css('margin-top', 3);
}
if (isMobileDevice){
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 isMobileDevice 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: ");
} else {
// 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, div.dialog_container div.dialog_window').css('border', '1px solid #777');
// and this kills the border we used to have
$('.trans_menu div.outerbox').css('border', 'none');
}
});
/**
* "innerHTML = html" is pretty slow in FF. Happily a lot of our innerHTML
* changes are triggered by periodic refreshes on torrents whose state hasn't
* changed since the last update, so even this simple test helps a lot.
*/
function setInnerHTML(e, html)
{
if (!e)
return;
/* innerHTML is listed as a string, but the browser seems to change it.
* For example, "&infin;" gets changed to "∞" somewhere down the line.
* So, let's use an arbitrary different field to test our state... */
if (e.currentHTML != html)
{
e.currentHTML = html;
e.innerHTML = html;
}
};
/*
* Given a numerator and denominator, return a ratio string
*/
Math.ratio = function(numerator, denominator) {
var result = Math.floor(100 * numerator / denominator) / 100;
// check for special cases
if (result==Number.POSITIVE_INFINITY || result==Number.NEGATIVE_INFINITY) result = -2;
else if (isNaN(result)) result = -1;
return result;
};
/**
* Round a string of a number to a specified number of decimal places
*/
Number.prototype.toTruncFixed = function(place) {
var ret = Math.floor(this * Math.pow (10, place)) / Math.pow(10, place);
return ret.toFixed(place);
}
Number.prototype.toStringWithCommas = function() {
return this.toString().replace(/\B(?=(?:\d{3})+(?!\d))/g, ",");
}
/*
* Trim whitespace from a string
*/
String.prototype.trim = function () {
return this.replace(/^\s*/, "").replace(/\s*$/, "");
}
/***
**** Preferences
***/
function Prefs() { }
Prefs.prototype = { };
Prefs._RefreshRate = 'refresh_rate';
Prefs._FilterMode = 'filter';
Prefs._FilterAll = 'all';
Prefs._FilterActive = 'active';
Prefs._FilterSeeding = 'seeding';
Prefs._FilterDownloading = 'downloading';
Prefs._FilterPaused = 'paused';
Prefs._FilterFinished = 'finished';
Prefs._SortDirection = 'sort_direction';
Prefs._SortAscending = 'ascending';
Prefs._SortDescending = 'descending';
Prefs._SortMethod = 'sort_method';
Prefs._SortByAge = 'age';
Prefs._SortByActivity = 'activity';
Prefs._SortByName = 'name';
Prefs._SortByQueue = 'queue_order';
Prefs._SortByProgress = 'percent_completed';
Prefs._SortByRatio = 'ratio';
Prefs._SortByState = 'state';
Prefs._CompactDisplayState= 'compact_display_state';
Prefs._Defaults =
{
'filter': 'all',
'refresh_rate' : 5,
'sort_direction': 'ascending',
'sort_method': 'name',
'turtle-state' : false,
'compact_display_state' : false
};
/*
* Set a preference option
*/
Prefs.setValue = function(key, val)
{
if (!(key in Prefs._Defaults))
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 (!(key in Prefs._Defaults))
console.warn("unrecognized preference key '%s'", key);
var lines = document.cookie.split(';');
for (var i=0, len=lines.length; !val && i<len; ++i) {
var line = lines[i].trim();
var delim = line.indexOf('=');
if ((delim === key.length) && line.indexOf(key) === 0)
val = line.substring(delim + 1);
}
// FIXME: we support strings and booleans... add number support too?
if (!val) val = fallback;
else if (val === 'true') val = true;
else if (val === 'false') val = false;
return val;
};
/**
* Get an object with all the Clutch preferences set
*
* @pararm o object to be populated (optional)
*/
Prefs.getClutchPrefs = function(o)
{
if (!o)
o = { };
for (var key in Prefs._Defaults)
o[key] = Prefs.getValue(key, Prefs._Defaults[key]);
return o;
};
// forceNumeric() plug-in implementation
jQuery.fn.forceNumeric = function () {
return this.each(function () {
$(this).keydown(function (e) {
var key = e.which || e.keyCode;
return !e.shiftKey && !e.altKey && !e.ctrlKey &&
// numbers
key >= 48 && key <= 57 ||
// Numeric keypad
key >= 96 && key <= 105 ||
// comma, period and minus, . on keypad
key === 190 || key === 188 || key === 109 || key === 110 ||
// Backspace and Tab and Enter
key === 8 || key === 9 || key === 13 ||
// Home and End
key === 35 || key === 36 ||
// left and right arrows
key === 37 || key === 39 ||
// Del and Ins
key === 46 || key === 45;
});
});
}
/**
* http://blog.stevenlevithan.com/archives/parseuri
*
* parseUri 1.2.2
* (c) Steven Levithan <stevenlevithan.com>
* MIT License
*/
function parseUri (str) {
var o = parseUri.options,
m = o.parser[o.strictMode ? "strict" : "loose"].exec(str),
uri = {},
i = 14;
while (i--) uri[o.key[i]] = m[i] || "";
uri[o.q.name] = {};
uri[o.key[12]].replace(o.q.parser, function ($0, $1, $2) {
if ($1) uri[o.q.name][$1] = $2;
});
return uri;
};
parseUri.options = {
strictMode: false,
key: ["source","protocol","authority","userInfo","user","password","host","port","relative","path","directory","file","query","anchor"],
q: {
name: "queryKey",
parser: /(?:^|&)([^&=]*)=?([^&]*)/g
},
parser: {
strict: /^(?:([^:\/?#]+):)?(?:\/\/((?:(([^:@]*)(?::([^:@]*))?)?@)?([^:\/?#]*)(?::(\d*))?))?((((?:[^?#\/]*\/)*)([^?#]*))(?:\?([^#]*))?(?:#(.*))?)/,
loose: /^(?:(?![^:@]+:[^:@\/]*@)([^:\/?#.]+):)?(?:\/\/)?((?:(([^:@]*)(?::([^:@]*))?)?@)?([^:\/?#]*)(?::(\d*))?)(((\/(?:[^?#](?![^?#\/]*\.[^?#\/.]+(?:[?#]|$)))*\/?)?([^?#\/]*))(?:\?([^#]*))?(?:#(.*))?)/
}
};