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668 lines
18 KiB
JavaScript
668 lines
18 KiB
JavaScript
/*
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+-----------------------------------------------------------------------+
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| Roundcube common js library |
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| This file is part of the Roundcube web development suite |
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| Copyright (C) 2005-2007, The Roundcube Dev Team |
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| Licensed under the GNU GPL |
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+-----------------------------------------------------------------------+
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| Author: Thomas Bruederli <roundcube@gmail.com> |
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+-----------------------------------------------------------------------+
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$Id$
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*/
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// Constants
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var CONTROL_KEY = 1;
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var SHIFT_KEY = 2;
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var CONTROL_SHIFT_KEY = 3;
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/**
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* Default browser check class
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* @constructor
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*/
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function roundcube_browser()
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{
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var n = navigator;
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this.ver = parseFloat(n.appVersion);
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this.appver = n.appVersion;
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this.agent = n.userAgent;
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this.agent_lc = n.userAgent.toLowerCase();
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this.name = n.appName;
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this.vendor = n.vendor ? n.vendor : '';
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this.vendver = n.vendorSub ? parseFloat(n.vendorSub) : 0;
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this.product = n.product ? n.product : '';
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this.platform = String(n.platform).toLowerCase();
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this.lang = (n.language) ? n.language.substring(0,2) :
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(n.browserLanguage) ? n.browserLanguage.substring(0,2) :
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(n.systemLanguage) ? n.systemLanguage.substring(0,2) : 'en';
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this.win = (this.platform.indexOf('win') >= 0);
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this.mac = (this.platform.indexOf('mac') >= 0);
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this.linux = (this.platform.indexOf('linux') >= 0);
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this.unix = (this.platform.indexOf('unix') >= 0);
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this.dom = document.getElementById ? true : false;
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this.dom2 = (document.addEventListener && document.removeEventListener);
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this.ie = (document.all && !window.opera);
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this.ie4 = (this.ie && !this.dom);
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this.ie5 = (this.dom && this.appver.indexOf('MSIE 5')>0);
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this.ie8 = (this.dom && this.appver.indexOf('MSIE 8')>0);
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this.ie7 = (this.dom && this.appver.indexOf('MSIE 7')>0);
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this.ie6 = (this.dom && !this.ie8 && !this.ie7 && this.appver.indexOf('MSIE 6')>0);
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this.mz = (this.dom && this.ver >= 5); // (this.dom && this.product=='Gecko')
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this.ns = ((this.ver < 5 && this.name == 'Netscape') || (this.ver >= 5 && this.vendor.indexOf('Netscape') >= 0));
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this.ns6 = (this.ns && parseInt(this.vendver) == 6); // (this.mz && this.ns) ? true : false;
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this.ns7 = (this.ns && parseInt(this.vendver) == 7); // this.agent.indexOf('Netscape/7')>0);
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this.chrome = (this.agent_lc.indexOf('chrome') > 0);
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this.safari = (!this.chrome && (this.agent_lc.indexOf('safari') > 0 || this.agent_lc.indexOf('applewebkit') > 0));
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this.konq = (this.agent_lc.indexOf('konqueror') > 0);
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this.iphone = (this.safari && this.agent_lc.indexOf('iphone') > 0);
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this.ipad = (this.safari && this.agent_lc.indexOf('ipad') > 0);
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this.opera = window.opera ? true : false;
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if (this.opera && window.RegExp)
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this.vendver = (/opera(\s|\/)([0-9\.]+)/.test(this.agent_lc)) ? parseFloat(RegExp.$2) : -1;
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else if (this.chrome && window.RegExp)
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this.vendver = (/chrome\/([0-9\.]+)/.test(this.agent_lc)) ? parseFloat(RegExp.$1) : 0;
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else if (!this.vendver && this.safari)
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this.vendver = (/(safari|applewebkit)\/([0-9]+)/.test(this.agent_lc)) ? parseInt(RegExp.$2) : 0;
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else if ((!this.vendver && this.mz) || this.agent.indexOf('Camino')>0)
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this.vendver = (/rv:([0-9\.]+)/.test(this.agent)) ? parseFloat(RegExp.$1) : 0;
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else if (this.ie && window.RegExp)
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this.vendver = (/msie\s+([0-9\.]+)/.test(this.agent_lc)) ? parseFloat(RegExp.$1) : 0;
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else if (this.konq && window.RegExp)
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this.vendver = (/khtml\/([0-9\.]+)/.test(this.agent_lc)) ? parseFloat(RegExp.$1) : 0;
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// get real language out of safari's user agent
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if(this.safari && (/;\s+([a-z]{2})-[a-z]{2}\)/.test(this.agent_lc)))
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this.lang = RegExp.$1;
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this.dhtml = ((this.ie4 && this.win) || this.ie5 || this.ie6 || this.ns4 || this.mz);
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this.vml = (this.win && this.ie && this.dom && !this.opera);
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this.pngalpha = (this.mz || (this.opera && this.vendver >= 6) || (this.ie && this.mac && this.vendver >= 5) ||
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(this.ie && this.win && this.vendver >= 5.5) || this.safari);
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this.opacity = (this.mz || (this.ie && this.vendver >= 5.5 && !this.opera) || (this.safari && this.vendver >= 100));
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this.cookies = n.cookieEnabled;
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// test for XMLHTTP support
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this.xmlhttp_test = function()
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{
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var activeX_test = new Function("try{var o=new ActiveXObject('Microsoft.XMLHTTP');return true;}catch(err){return false;}");
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this.xmlhttp = (window.XMLHttpRequest || (window.ActiveXObject && activeX_test()));
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return this.xmlhttp;
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};
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// set class names to html tag according to the current user agent detection
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// this allows browser-specific css selectors like "html.chrome .someclass"
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this.set_html_class = function()
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{
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var classname = ' js';
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if (this.ie) {
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classname += ' ie';
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if (this.ie5)
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classname += ' ie5';
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else if (this.ie6)
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classname += ' ie6';
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else if (this.ie7)
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classname += ' ie7';
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else if (this.ie8)
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classname += ' ie8';
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}
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else if (this.opera)
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classname += ' opera';
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else if (this.konq)
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classname += ' konqueror';
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else if (this.safari)
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classname += ' safari';
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if (this.chrome)
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classname += ' chrome';
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else if (this.iphone)
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classname += ' iphone';
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else if (this.ipad)
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classname += ' ipad';
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else if (this.ns6)
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classname += ' netscape6';
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else if (this.ns7)
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classname += ' netscape7';
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if (document.documentElement)
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document.documentElement.className += classname;
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};
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};
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// static functions for DOM event handling
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var rcube_event = {
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/**
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* returns the event target element
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*/
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get_target: function(e)
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{
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e = e || window.event;
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return e && e.target ? e.target : e.srcElement;
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},
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/**
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* returns the event key code
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*/
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get_keycode: function(e)
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{
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e = e || window.event;
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return e && e.keyCode ? e.keyCode : (e && e.which ? e.which : 0);
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},
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/**
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* returns the event key code
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*/
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get_button: function(e)
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{
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e = e || window.event;
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return e && (typeof e.button != 'undefined') ? e.button : (e && e.which ? e.which : 0);
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},
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/**
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* returns modifier key (constants defined at top of file)
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*/
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get_modifier: function(e)
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{
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var opcode = 0;
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e = e || window.event;
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if (bw.mac && e) {
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opcode += (e.metaKey && CONTROL_KEY) + (e.shiftKey && SHIFT_KEY);
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return opcode;
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}
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if (e) {
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opcode += (e.ctrlKey && CONTROL_KEY) + (e.shiftKey && SHIFT_KEY);
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return opcode;
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}
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},
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/**
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* Return absolute mouse position of an event
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*/
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get_mouse_pos: function(e)
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{
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if (!e) e = window.event;
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var mX = (e.pageX) ? e.pageX : e.clientX,
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mY = (e.pageY) ? e.pageY : e.clientY;
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if (document.body && document.all) {
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mX += document.body.scrollLeft;
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mY += document.body.scrollTop;
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}
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if (e._offset) {
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mX += e._offset.left;
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mY += e._offset.top;
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}
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return { x:mX, y:mY };
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},
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/**
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* Add an object method as event listener to a certain element
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*/
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add_listener: function(p)
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{
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if (!p.object || !p.method) // not enough arguments
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return;
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if (!p.element)
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p.element = document;
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if (!p.object._rc_events)
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p.object._rc_events = [];
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var key = p.event + '*' + p.method;
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if (!p.object._rc_events[key])
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p.object._rc_events[key] = function(e){ return p.object[p.method](e); };
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if (p.element.addEventListener)
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p.element.addEventListener(p.event, p.object._rc_events[key], false);
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else if (p.element.attachEvent) {
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// IE allows multiple events with the same function to be applied to the same object
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// forcibly detach the event, then attach
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p.element.detachEvent('on'+p.event, p.object._rc_events[key]);
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p.element.attachEvent('on'+p.event, p.object._rc_events[key]);
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}
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else
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p.element['on'+p.event] = p.object._rc_events[key];
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},
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/**
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* Remove event listener
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*/
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remove_listener: function(p)
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{
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if (!p.element)
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p.element = document;
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var key = p.event + '*' + p.method;
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if (p.object && p.object._rc_events && p.object._rc_events[key]) {
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if (p.element.removeEventListener)
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p.element.removeEventListener(p.event, p.object._rc_events[key], false);
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else if (p.element.detachEvent)
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p.element.detachEvent('on'+p.event, p.object._rc_events[key]);
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else
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p.element['on'+p.event] = null;
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}
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},
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/**
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* Prevent event propagation and bubbeling
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*/
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cancel: function(evt)
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{
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var e = evt ? evt : window.event;
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if (e.preventDefault)
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e.preventDefault();
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if (e.stopPropagation)
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e.stopPropagation();
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e.cancelBubble = true;
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e.returnValue = false;
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return false;
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},
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touchevent: function(e)
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{
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return { pageX:e.pageX, pageY:e.pageY, offsetX:e.pageX - e.target.offsetLeft, offsetY:e.pageY - e.target.offsetTop, target:e.target, istouch:true };
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}
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};
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/**
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* rcmail objects event interface
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*/
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function rcube_event_engine()
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{
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this._events = {};
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};
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rcube_event_engine.prototype = {
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/**
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* Setter for object event handlers
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*
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* @param {String} Event name
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* @param {Function} Handler function
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* @return Listener ID (used to remove this handler later on)
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*/
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addEventListener: function(evt, func, obj)
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{
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if (!this._events)
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this._events = {};
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if (!this._events[evt])
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this._events[evt] = [];
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var e = {func:func, obj:obj ? obj : window};
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this._events[evt][this._events[evt].length] = e;
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},
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/**
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* Removes a specific event listener
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*
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* @param {String} Event name
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* @param {Int} Listener ID to remove
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*/
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removeEventListener: function(evt, func, obj)
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{
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if (typeof obj == 'undefined')
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obj = window;
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for (var h,i=0; this._events && this._events[evt] && i < this._events[evt].length; i++)
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if ((h = this._events[evt][i]) && h.func == func && h.obj == obj)
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this._events[evt][i] = null;
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},
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/**
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* This will execute all registered event handlers
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*
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* @param {String} Event to trigger
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* @param {Object} Event object/arguments
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*/
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triggerEvent: function(evt, e)
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{
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var ret, h;
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if (typeof e == 'undefined')
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e = this;
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else if (typeof e == 'object')
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e.event = evt;
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if (this._events && this._events[evt] && !this._event_exec) {
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this._event_exec = true;
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for (var i=0; i < this._events[evt].length; i++) {
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if ((h = this._events[evt][i])) {
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if (typeof h.func == 'function')
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ret = h.func.call ? h.func.call(h.obj, e) : h.func(e);
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else if (typeof h.obj[h.func] == 'function')
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ret = h.obj[h.func](e);
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// cancel event execution
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if (typeof ret != 'undefined' && !ret)
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break;
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}
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}
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}
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this._event_exec = false;
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return ret;
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}
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}; // end rcube_event_engine.prototype
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/**
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* Roundcube generic layer (floating box) class
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*
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* @constructor
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*/
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function rcube_layer(id, attributes)
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{
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this.name = id;
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// create a new layer in the current document
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this.create = function(arg)
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{
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var l = (arg.x) ? arg.x : 0,
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t = (arg.y) ? arg.y : 0,
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w = arg.width,
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h = arg.height,
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z = arg.zindex,
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vis = arg.vis,
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parent = arg.parent,
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obj = document.createElement('DIV');
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with (obj) {
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id = this.name;
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with (style) {
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position = 'absolute';
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visibility = (vis) ? (vis==2) ? 'inherit' : 'visible' : 'hidden';
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left = l+'px';
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top = t+'px';
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if (w)
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width = w.toString().match(/\%$/) ? w : w+'px';
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if (h)
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height = h.toString().match(/\%$/) ? h : h+'px';
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if (z)
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zIndex = z;
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}
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}
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if (parent)
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parent.appendChild(obj);
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else
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document.body.appendChild(obj);
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this.elm = obj;
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};
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// create new layer
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if (attributes != null) {
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this.create(attributes);
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this.name = this.elm.id;
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}
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else // just refer to the object
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this.elm = document.getElementById(id);
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if (!this.elm)
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return false;
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// ********* layer object properties *********
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this.css = this.elm.style;
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this.event = this.elm;
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this.width = this.elm.offsetWidth;
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this.height = this.elm.offsetHeight;
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this.x = parseInt(this.elm.offsetLeft);
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this.y = parseInt(this.elm.offsetTop);
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this.visible = (this.css.visibility=='visible' || this.css.visibility=='show' || this.css.visibility=='inherit') ? true : false;
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// ********* layer object methods *********
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// move the layer to a specific position
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this.move = function(x, y)
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{
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this.x = x;
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this.y = y;
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this.css.left = Math.round(this.x)+'px';
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this.css.top = Math.round(this.y)+'px';
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};
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// change the layers width and height
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this.resize = function(w,h)
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{
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this.css.width = w+'px';
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this.css.height = h+'px';
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this.width = w;
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this.height = h;
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};
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// show or hide the layer
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this.show = function(a)
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{
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if(a == 1) {
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this.css.visibility = 'visible';
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this.visible = true;
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}
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else if(a == 2) {
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this.css.visibility = 'inherit';
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this.visible = true;
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}
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else {
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this.css.visibility = 'hidden';
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this.visible = false;
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}
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};
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// write new content into a Layer
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this.write = function(cont)
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{
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this.elm.innerHTML = cont;
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};
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};
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// check if input is a valid email address
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// By Cal Henderson <cal@iamcal.com>
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// http://code.iamcal.com/php/rfc822/
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function rcube_check_email(input, inline)
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{
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if (input && window.RegExp) {
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var qtext = '[^\\x0d\\x22\\x5c\\x80-\\xff]',
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dtext = '[^\\x0d\\x5b-\\x5d\\x80-\\xff]',
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atom = '[^\\x00-\\x20\\x22\\x28\\x29\\x2c\\x2e\\x3a-\\x3c\\x3e\\x40\\x5b-\\x5d\\x7f-\\xff]+',
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quoted_pair = '\\x5c[\\x00-\\x7f]',
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quoted_string = '\\x22('+qtext+'|'+quoted_pair+')*\\x22',
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// Use simplified domain matching, because we need to allow Unicode characters here
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// So, e-mail address should be validated also on server side after idn_to_ascii() use
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//domain_literal = '\\x5b('+dtext+'|'+quoted_pair+')*\\x5d',
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//sub_domain = '('+atom+'|'+domain_literal+')',
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domain = '([^@\\x2e]+\\x2e)+[a-z]{2,}',
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word = '('+atom+'|'+quoted_string+')',
|
|
delim = '[,;\s\n]',
|
|
local_part = word+'(\\x2e'+word+')*',
|
|
addr_spec = local_part+'\\x40'+domain,
|
|
reg1 = inline ? new RegExp('(^|<|'+delim+')'+addr_spec+'($|>|'+delim+')', 'i') : new RegExp('^'+addr_spec+'$', 'i');
|
|
|
|
return reg1.test(input) ? true : false;
|
|
}
|
|
|
|
return false;
|
|
};
|
|
|
|
|
|
// recursively copy an object
|
|
function rcube_clone_object(obj)
|
|
{
|
|
var out = {};
|
|
|
|
for (var key in obj) {
|
|
if (obj[key] && typeof obj[key] == 'object')
|
|
out[key] = clone_object(obj[key]);
|
|
else
|
|
out[key] = obj[key];
|
|
}
|
|
|
|
return out;
|
|
};
|
|
|
|
// make a string URL safe
|
|
function urlencode(str)
|
|
{
|
|
return window.encodeURIComponent ? encodeURIComponent(str) : escape(str);
|
|
};
|
|
|
|
|
|
// get any type of html objects by id/name
|
|
function rcube_find_object(id, d)
|
|
{
|
|
var n, f, obj, e;
|
|
if(!d) d = document;
|
|
|
|
if(d.getElementsByName && (e = d.getElementsByName(id)))
|
|
obj = e[0];
|
|
if(!obj && d.getElementById)
|
|
obj = d.getElementById(id);
|
|
if(!obj && d.all)
|
|
obj = d.all[id];
|
|
|
|
if(!obj && d.images.length)
|
|
obj = d.images[id];
|
|
|
|
if (!obj && d.forms.length) {
|
|
for (f=0; f<d.forms.length; f++) {
|
|
if(d.forms[f].name == id)
|
|
obj = d.forms[f];
|
|
else if(d.forms[f].elements[id])
|
|
obj = d.forms[f].elements[id];
|
|
}
|
|
}
|
|
|
|
if (!obj && d.layers) {
|
|
if (d.layers[id]) obj = d.layers[id];
|
|
for (n=0; !obj && n<d.layers.length; n++)
|
|
obj = rcube_find_object(id, d.layers[n].document);
|
|
}
|
|
|
|
return obj;
|
|
};
|
|
|
|
// determine whether the mouse is over the given object or not
|
|
function rcube_mouse_is_over(ev, obj)
|
|
{
|
|
var mouse = rcube_event.get_mouse_pos(ev);
|
|
var pos = $(obj).offset();
|
|
|
|
return ((mouse.x >= pos.left) && (mouse.x < (pos.left + obj.offsetWidth)) &&
|
|
(mouse.y >= pos.top) && (mouse.y < (pos.top + obj.offsetHeight)));
|
|
};
|
|
|
|
|
|
// cookie functions by GoogieSpell
|
|
function setCookie(name, value, expires, path, domain, secure)
|
|
{
|
|
var curCookie = name + "=" + escape(value) +
|
|
(expires ? "; expires=" + expires.toGMTString() : "") +
|
|
(path ? "; path=" + path : "") +
|
|
(domain ? "; domain=" + domain : "") +
|
|
(secure ? "; secure" : "");
|
|
document.cookie = curCookie;
|
|
};
|
|
|
|
function getCookie(name)
|
|
{
|
|
var dc = document.cookie;
|
|
var prefix = name + "=";
|
|
var begin = dc.indexOf("; " + prefix);
|
|
if (begin == -1) {
|
|
begin = dc.indexOf(prefix);
|
|
if (begin != 0) return null;
|
|
}
|
|
else
|
|
begin += 2;
|
|
var end = document.cookie.indexOf(";", begin);
|
|
if (end == -1)
|
|
end = dc.length;
|
|
return unescape(dc.substring(begin + prefix.length, end));
|
|
};
|
|
|
|
roundcube_browser.prototype.set_cookie = setCookie;
|
|
roundcube_browser.prototype.get_cookie = getCookie;
|
|
|
|
// tiny replacement for Firebox functionality
|
|
function rcube_console()
|
|
{
|
|
this.log = function(msg)
|
|
{
|
|
var box = rcube_find_object('dbgconsole');
|
|
|
|
if (box) {
|
|
if (msg.charAt(msg.length-1)=='\n')
|
|
msg += '--------------------------------------\n';
|
|
else
|
|
msg += '\n--------------------------------------\n';
|
|
|
|
// Konqueror doesn't allows to just change value of hidden element
|
|
if (bw.konq) {
|
|
box.innerText += msg;
|
|
box.value = box.innerText;
|
|
} else
|
|
box.value += msg;
|
|
}
|
|
};
|
|
|
|
this.reset = function()
|
|
{
|
|
var box = rcube_find_object('dbgconsole');
|
|
if (box)
|
|
box.innerText = box.value = '';
|
|
};
|
|
};
|
|
|
|
var bw = new roundcube_browser();
|
|
bw.set_html_class();
|
|
|
|
if (!window.console)
|
|
console = new rcube_console();
|
|
|
|
|
|
// Add escape() method to RegExp object
|
|
// http://dev.rubyonrails.org/changeset/7271
|
|
RegExp.escape = function(str)
|
|
{
|
|
return String(str).replace(/([.*+?^=!:${}()|[\]\/\\])/g, '\\$1');
|
|
};
|
|
|
|
|
|
// Make getElementById() case-sensitive on IE
|
|
if (bw.ie)
|
|
{
|
|
document._getElementById = document.getElementById;
|
|
document.getElementById = function(id)
|
|
{
|
|
var i = 0, obj = document._getElementById(id);
|
|
|
|
if (obj && obj.id != id)
|
|
while ((obj = document.all[i]) && obj.id != id)
|
|
i++;
|
|
|
|
return obj;
|
|
}
|
|
}
|