/** * Roundcube common js library * * This file is part of the Roundcube Webmail client * * @licstart The following is the entire license notice for the * JavaScript code in this file. * * Copyright (c) 2005-2014, The Roundcube Dev Team * * The JavaScript code in this page is free software: you can * redistribute it and/or modify it under the terms of the GNU * General Public License (GNU GPL) as published by the Free Software * Foundation, either version 3 of the License, or (at your option) * any later version. The code is distributed WITHOUT ANY WARRANTY; * without even the implied warranty of MERCHANTABILITY or FITNESS * FOR A PARTICULAR PURPOSE. See the GNU GPL for more details. * * As additional permission under GNU GPL version 3 section 7, you * may distribute non-source (e.g., minimized or compacted) forms of * that code without the copy of the GNU GPL normally required by * section 4, provided you include this license notice and a URL * through which recipients can access the Corresponding Source. * * @licend The above is the entire license notice * for the JavaScript code in this file. */ // Constants var CONTROL_KEY = 1; var SHIFT_KEY = 2; var CONTROL_SHIFT_KEY = 3; /** * Default browser check class * @constructor */ function roundcube_browser() { var n = navigator; this.agent = n.userAgent; this.agent_lc = n.userAgent.toLowerCase(); this.name = n.appName; this.vendor = n.vendor ? n.vendor : ''; this.vendver = n.vendorSub ? parseFloat(n.vendorSub) : 0; this.product = n.product ? n.product : ''; this.platform = String(n.platform).toLowerCase(); this.lang = n.language ? n.language.substring(0,2) : n.browserLanguage ? n.browserLanguage.substring(0,2) : n.systemLanguage ? n.systemLanguage.substring(0,2) : 'en'; this.win = this.platform.indexOf('win') >= 0; this.mac = this.platform.indexOf('mac') >= 0; this.linux = this.platform.indexOf('linux') >= 0; this.unix = this.platform.indexOf('unix') >= 0; this.dom = document.getElementById ? true : false; this.dom2 = document.addEventListener && document.removeEventListener; this.edge = this.agent_lc.indexOf(' edge/') > 0; this.webkit = !this.edge && this.agent_lc.indexOf('applewebkit') > 0; this.ie = (document.all && !window.opera) || (this.win && this.agent_lc.indexOf('trident/') > 0); if (window.opera) { this.opera = true; // Opera < 15 this.vendver = opera.version(); } else if (!this.ie && !this.edge) { this.chrome = this.agent_lc.indexOf('chrome') > 0; this.opera = this.webkit && this.agent.indexOf(' OPR/') > 0; // Opera >= 15 this.safari = !this.chrome && !this.opera && (this.webkit || this.agent_lc.indexOf('safari') > 0); this.konq = this.agent_lc.indexOf('konqueror') > 0; this.mz = this.dom && !this.chrome && !this.safari && !this.konq && !this.opera && this.agent.indexOf('Mozilla') >= 0; this.iphone = this.safari && (this.agent_lc.indexOf('iphone') > 0 || this.agent_lc.indexOf('ipod') > 0); this.ipad = this.safari && this.agent_lc.indexOf('ipad') > 0; } if (!this.vendver) { // common version strings this.vendver = /(opera|opr|khtml|chrome|safari|applewebkit|msie)(\s|\/)([0-9\.]+)/.test(this.agent_lc) ? parseFloat(RegExp.$3) : 0; // any other (Mozilla, Camino, IE>=11) if (!this.vendver) this.vendver = /rv:([0-9\.]+)/.test(this.agent) ? parseFloat(RegExp.$1) : 0; } // get real language out of safari's user agent if (this.safari && (/;\s+([a-z]{2})-[a-z]{2}\)/.test(this.agent_lc))) this.lang = RegExp.$1; this.tablet = /ipad|android|xoom|sch-i800|playbook|tablet|kindle/i.test(this.agent_lc); this.mobile = /iphone|ipod|blackberry|iemobile|opera mini|opera mobi|mobile/i.test(this.agent_lc); this.touch = this.mobile || this.tablet; this.pointer = typeof window.PointerEvent == "function"; this.cookies = n.cookieEnabled; // test for XMLHTTP support this.xmlhttp_test = function() { var activeX_test = new Function("try{var o=new ActiveXObject('Microsoft.XMLHTTP');return true;}catch(err){return false;}"); this.xmlhttp = window.XMLHttpRequest || (('ActiveXObject' in window) && activeX_test()); return this.xmlhttp; }; // set class names to html tag according to the current user agent detection // this allows browser-specific css selectors like "html.chrome .someclass" this.set_html_class = function() { var classname = ' js'; if (this.ie) classname += ' ie ie'+parseInt(this.vendver); else if (this.opera) classname += ' opera'; else if (this.konq) classname += ' konqueror'; else if (this.safari) classname += ' chrome'; else if (this.chrome) classname += ' chrome'; else if (this.mz) classname += ' mozilla'; if (this.iphone) classname += ' iphone'; else if (this.ipad) classname += ' ipad'; else if (this.webkit) classname += ' webkit'; if (this.mobile) classname += ' mobile'; if (this.tablet) classname += ' tablet'; if (document.documentElement) document.documentElement.className += classname; }; }; // static functions for DOM event handling var rcube_event = { /** * returns the event target element */ get_target: function(e) { e = e || window.event; return e && e.target ? e.target : e.srcElement; }, /** * returns the event key code */ get_keycode: function(e) { e = e || window.event; return e && e.keyCode ? e.keyCode : (e && e.which ? e.which : 0); }, /** * returns the event key code */ get_button: function(e) { e = e || window.event; return e && e.button !== undefined ? e.button : (e && e.which ? e.which : 0); }, /** * returns modifier key (constants defined at top of file) */ get_modifier: function(e) { var opcode = 0; e = e || window.event; if (bw.mac && e) opcode += (e.metaKey && CONTROL_KEY) + (e.shiftKey && SHIFT_KEY); else if (e) opcode += (e.ctrlKey && CONTROL_KEY) + (e.shiftKey && SHIFT_KEY); return opcode; }, /** * Return absolute mouse position of an event */ get_mouse_pos: function(e) { if (!e) e = window.event; var mX = (e.pageX) ? e.pageX : e.clientX, mY = (e.pageY) ? e.pageY : e.clientY; if (document.body && document.all) { mX += document.body.scrollLeft; mY += document.body.scrollTop; } if (e._offset) { mX += e._offset.left; mY += e._offset.top; } return { x:mX, y:mY }; }, /** * Add an object method as event listener to a certain element */ add_listener: function(p) { if (!p.object || !p.method) // not enough arguments return; if (!p.element) p.element = document; if (!p.object._rc_events) p.object._rc_events = {}; var key = p.event + '*' + p.method; if (!p.object._rc_events[key]) p.object._rc_events[key] = function(e){ return p.object[p.method](e); }; if (p.element.addEventListener) p.element.addEventListener(p.event, p.object._rc_events[key], false); else if (p.element.attachEvent) { // IE allows multiple events with the same function to be applied to the same object // forcibly detach the event, then attach p.element.detachEvent('on'+p.event, p.object._rc_events[key]); p.element.attachEvent('on'+p.event, p.object._rc_events[key]); } else p.element['on'+p.event] = p.object._rc_events[key]; }, /** * Remove event listener */ remove_listener: function(p) { if (!p.element) p.element = document; var key = p.event + '*' + p.method; if (p.object && p.object._rc_events && p.object._rc_events[key]) { if (p.element.removeEventListener) p.element.removeEventListener(p.event, p.object._rc_events[key], false); else if (p.element.detachEvent) p.element.detachEvent('on'+p.event, p.object._rc_events[key]); else p.element['on'+p.event] = null; } }, /** * Prevent event propagation and bubbling */ cancel: function(evt) { var e = evt ? evt : window.event; if (e.preventDefault) e.preventDefault(); else e.returnValue = false; if (e.stopPropagation) e.stopPropagation(); e.cancelBubble = true; return false; }, /** * Determine whether the given event was trigered from keyboard */ is_keyboard: function(e) { return e && ( (e.type && String(e.type).match(/^key/)) // DOM3-compatible || (!e.pageX && (e.pageY || 0) <= 0 && !e.clientX && (e.clientY || 0) <= 0) // others ); }, /** * Accept event if triggered from keyboard action (e.g. ) */ keyboard_only: function(e) { return rcube_event.is_keyboard(e) ? true : rcube_event.cancel(e); }, touchevent: function(e) { return { pageX:e.pageX, pageY:e.pageY, offsetX:e.pageX - e.target.offsetLeft, offsetY:e.pageY - e.target.offsetTop, target:e.target, istouch:true }; } }; /** * rcmail objects event interface */ function rcube_event_engine() { this._events = {}; }; rcube_event_engine.prototype = { /** * Setter for object event handlers * * @param {String} Event name * @param {Function} Handler function */ addEventListener: function(evt, func, obj) { if (!this._events) this._events = {}; if (!this._events[evt]) this._events[evt] = []; this._events[evt].push({func:func, obj:obj ? obj : window}); return this; // chainable }, /** * Removes a specific event listener * * @param {String} Event name * @param {Int} Listener ID to remove */ removeEventListener: function(evt, func, obj) { if (obj === undefined) obj = window; for (var h,i=0; this._events && this._events[evt] && i < this._events[evt].length; i++) if ((h = this._events[evt][i]) && h.func == func && h.obj == obj) this._events[evt][i] = null; }, /** * This will execute all registered event handlers * * @param {String} Event to trigger * @param {Object} Event object/arguments */ triggerEvent: function(evt, e) { var ret, h; if (e === undefined) e = this; else if (typeof e === 'object') e.event = evt; if (!this._event_exec) this._event_exec = {}; if (this._events && this._events[evt] && !this._event_exec[evt]) { this._event_exec[evt] = true; for (var i=0; i < this._events[evt].length; i++) { if ((h = this._events[evt][i])) { if (typeof h.func === 'function') ret = h.func.call ? h.func.call(h.obj, e) : h.func(e); else if (typeof h.obj[h.func] === 'function') ret = h.obj[h.func](e); // cancel event execution if (ret !== undefined && !ret) break; } } if (ret && ret.event) { try { delete ret.event; } catch (err) { // IE6-7 doesn't support deleting HTMLFormElement attributes (#1488017) $(ret).removeAttr('event'); } } } delete this._event_exec[evt]; if (e.event) { try { delete e.event; } catch (err) { // IE6-7 doesn't support deleting HTMLFormElement attributes (#1488017) $(e).removeAttr('event'); } } return ret; } }; // end rcube_event_engine.prototype // check if input is a valid email address // By Cal Henderson // http://code.iamcal.com/php/rfc822/ function rcube_check_email(input, inline, count) { if (!input) return count ? 0 : false; if (count) inline = true; var qtext = '[^\\x0d\\x22\\x5c\\x80-\\xff]', dtext = '[^\\x0d\\x5b-\\x5d\\x80-\\xff]', atom = '[^\\x00-\\x20\\x22\\x28\\x29\\x2c\\x2e\\x3a-\\x3c\\x3e\\x40\\x5b-\\x5d\\x7f-\\xff]+', quoted_pair = '\\x5c[\\x00-\\x7f]', quoted_string = '\\x22('+qtext+'|'+quoted_pair+')*\\x22', ipv4 = '\\[(25[0-5]|2[0-4][0-9]|1[0-9][0-9]|[1-9]?[0-9])(\.(25[0-5]|2[0-4][0-9]|1[0-9][0-9]|[1-9]?[0-9])){3}\\]', ipv6 = '\\[IPv6:[0-9a-f:.]+\\]', ip_addr = '(' + ipv4 + ')|(' + ipv6 + ')', // Use simplified domain matching, because we need to allow Unicode characters here // So, e-mail address should be validated also on server side after idn_to_ascii() use //domain_literal = '\\x5b('+dtext+'|'+quoted_pair+')*\\x5d', //sub_domain = '('+atom+'|'+domain_literal+')', // allow punycode/unicode top-level domain domain = '(('+ip_addr+')|(([^@\\x2e]+\\x2e)+([^\\x00-\\x40\\x5b-\\x60\\x7b-\\x7f]{2,}|xn--[a-z0-9]{2,})))', // ICANN e-mail test (http://idn.icann.org/E-mail_test) icann_domains = [ '\\u0645\\u062b\\u0627\\u0644\\x2e\\u0625\\u062e\\u062a\\u0628\\u0627\\u0631', '\\u4f8b\\u5b50\\x2e\\u6d4b\\u8bd5', '\\u4f8b\\u5b50\\x2e\\u6e2c\\u8a66', '\\u03c0\\u03b1\\u03c1\\u03ac\\u03b4\\u03b5\\u03b9\\u03b3\\u03bc\\u03b1\\x2e\\u03b4\\u03bf\\u03ba\\u03b9\\u03bc\\u03ae', '\\u0909\\u0926\\u093e\\u0939\\u0930\\u0923\\x2e\\u092a\\u0930\\u0940\\u0915\\u094d\\u0937\\u093e', '\\u4f8b\\u3048\\x2e\\u30c6\\u30b9\\u30c8', '\\uc2e4\\ub840\\x2e\\ud14c\\uc2a4\\ud2b8', '\\u0645\\u062b\\u0627\\u0644\\x2e\\u0622\\u0632\\u0645\\u0627\\u06cc\\u0634\u06cc', '\\u043f\\u0440\\u0438\\u043c\\u0435\\u0440\\x2e\\u0438\\u0441\\u043f\\u044b\\u0442\\u0430\\u043d\\u0438\\u0435', '\\u0b89\\u0ba4\\u0bbe\\u0bb0\\u0ba3\\u0bae\\u0bcd\\x2e\\u0baa\\u0bb0\\u0bbf\\u0b9f\\u0bcd\\u0b9a\\u0bc8', '\\u05d1\\u05f2\\u05b7\\u05e9\\u05e4\\u05bc\\u05d9\\u05dc\\x2e\\u05d8\\u05e2\\u05e1\\u05d8' ], icann_addr = 'mailtest\\x40('+icann_domains.join('|')+')', word = '('+atom+'|'+quoted_string+')', delim = '[,;\\s\\n]', local_part = word+'(\\x2e'+word+')*', addr_spec = '(('+local_part+'\\x40'+domain+')|('+icann_addr+'))', rx_flag = count ? 'ig' : 'i', rx = inline ? new RegExp('(^|<|'+delim+')'+addr_spec+'($|>|'+delim+')', rx_flag) : new RegExp('^'+addr_spec+'$', 'i'); if (count) return input.match(rx).length; return rx.test(input); }; // 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] = rcube_clone_object(obj[key]); else out[key] = obj[key]; } return out; }; // make a string URL safe (and compatible with PHP's rawurlencode()) function urlencode(str) { if (window.encodeURIComponent) return encodeURIComponent(str).replace('*', '%2A'); return escape(str) .replace('+', '%2B') .replace('*', '%2A') .replace('/', '%2F') .replace('@', '%40'); }; // 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.getElementById) if (obj = d.getElementById(id)) return obj; if (!obj && d.getElementsByName && (e = d.getElementsByName(id))) obj = e[0]; 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= 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, prefix = name + "=", begin = dc.indexOf("; " + prefix); if (begin == -1) { begin = dc.indexOf(prefix); if (begin != 0) return null; } else { begin += 2; } var end = dc.indexOf(";", begin); if (end == -1) end = dc.length; return unescape(dc.substring(begin + prefix.length, end)); }; // deprecated aliases, to be removed, use rcmail.set_cookie/rcmail.get_cookie roundcube_browser.prototype.set_cookie = setCookie; roundcube_browser.prototype.get_cookie = getCookie; var bw = new roundcube_browser(); bw.set_html_class(); // Add escape() method to RegExp object // http://dev.rubyonrails.org/changeset/7271 RegExp.escape = function(str) { return String(str).replace(/([.*+?^=!:${}()|[\]\/\\])/g, '\\$1'); }; // Extend Date prototype to detect Standard timezone without DST // from http://www.michaelapproved.com/articles/timezone-detect-and-ignore-daylight-saving-time-dst/ Date.prototype.getStdTimezoneOffset = function() { var m = 12, d = new Date(null, m, 1), tzo = d.getTimezoneOffset(); while (--m) { d.setUTCMonth(m); if (tzo != d.getTimezoneOffset()) { return Math.max(tzo, d.getTimezoneOffset()); } } return tzo; } // define String's startsWith() method for old browsers if (!String.prototype.startsWith) { String.prototype.startsWith = function(search, position) { position = position || 0; return this.slice(position, search.length) === search; }; } // array utility function jQuery.last = function(arr) { return arr && arr.length ? arr[arr.length-1] : undefined; } // jQuery plugin to set HTML5 placeholder and title attributes on input elements jQuery.fn.placeholder = function(text) { return this.each(function() { $(this).prop({title: text, placeholder: text}); }); }; // function to parse query string into an object var rcube_parse_query = function(query) { if (!query) return {}; var params = {}, e, k, v, re = /([^&=]+)=?([^&]*)/g, decodeRE = /\+/g, // Regex for replacing addition symbol with a space decode = function (str) { return decodeURIComponent(str.replace(decodeRE, ' ')); }; query = query.replace(/\?/, ''); while (e = re.exec(query)) { k = decode(e[1]); v = decode(e[2]); if (k.substring(k.length - 2) === '[]') { k = k.substring(0, k.length - 2); (params[k] || (params[k] = [])).push(v); } else params[k] = v; } return params; }; // Base64 code from Tyler Akins -- http://rumkin.com var Base64 = (function () { var keyStr = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/="; // private method for UTF-8 encoding var utf8_encode = function(string) { string = string.replace(/\r\n/g, "\n"); var utftext = ''; for (var n = 0; n < string.length; n++) { var c = string.charCodeAt(n); if (c < 128) { utftext += String.fromCharCode(c); } else if(c > 127 && c < 2048) { utftext += String.fromCharCode((c >> 6) | 192); utftext += String.fromCharCode((c & 63) | 128); } else { utftext += String.fromCharCode((c >> 12) | 224); utftext += String.fromCharCode(((c >> 6) & 63) | 128); utftext += String.fromCharCode((c & 63) | 128); } } return utftext; }; // private method for UTF-8 decoding var utf8_decode = function (utftext) { var i = 0, string = '', c = 0, c2 = 0, c3 = 0; while (i < utftext.length) { c = utftext.charCodeAt(i); if (c < 128) { string += String.fromCharCode(c); i++; } else if (c > 191 && c < 224) { c2 = utftext.charCodeAt(i + 1); string += String.fromCharCode(((c & 31) << 6) | (c2 & 63)); i += 2; } else { c2 = utftext.charCodeAt(i + 1); c3 = utftext.charCodeAt(i + 2); string += String.fromCharCode(((c & 15) << 12) | ((c2 & 63) << 6) | (c3 & 63)); i += 3; } } return string; }; var obj = { /** * Encodes a string in base64 * @param {String} input The string to encode in base64. */ encode: function (input) { // encode UTF8 as btoa() may fail on some characters input = utf8_encode(input); if (typeof(window.btoa) === 'function') { try { return btoa(input); } catch (e) {}; } var chr1, chr2, chr3, enc1, enc2, enc3, enc4, i = 0, output = '', len = input.length; while (i < len) { chr1 = input.charCodeAt(i++); chr2 = input.charCodeAt(i++); chr3 = input.charCodeAt(i++); enc1 = chr1 >> 2; enc2 = ((chr1 & 3) << 4) | (chr2 >> 4); enc3 = ((chr2 & 15) << 2) | (chr3 >> 6); enc4 = chr3 & 63; if (isNaN(chr2)) enc3 = enc4 = 64; else if (isNaN(chr3)) enc4 = 64; output = output + keyStr.charAt(enc1) + keyStr.charAt(enc2) + keyStr.charAt(enc3) + keyStr.charAt(enc4); } return output; }, /** * Decodes a base64 string. * @param {String} input The string to decode. */ decode: function (input) { if (typeof(window.atob) === 'function') { try { return utf8_decode(atob(input)); } catch (e) {}; } var chr1, chr2, chr3, enc1, enc2, enc3, enc4, len, i = 0, output = ''; // remove all characters that are not A-Z, a-z, 0-9, +, /, or = input = input.replace(/[^A-Za-z0-9\+\/\=]/g, ""); len = input.length; while (i < len) { enc1 = keyStr.indexOf(input.charAt(i++)); enc2 = keyStr.indexOf(input.charAt(i++)); enc3 = keyStr.indexOf(input.charAt(i++)); enc4 = keyStr.indexOf(input.charAt(i++)); chr1 = (enc1 << 2) | (enc2 >> 4); chr2 = ((enc2 & 15) << 4) | (enc3 >> 2); chr3 = ((enc3 & 3) << 6) | enc4; output = output + String.fromCharCode(chr1); if (enc3 != 64) output = output + String.fromCharCode(chr2); if (enc4 != 64) output = output + String.fromCharCode(chr3); } return utf8_decode(output); } }; return obj; })();