From 77b5d7ee304a688a2eb115ce04b460b43c0dd700 Mon Sep 17 00:00:00 2001
From: Aleksander Machniak <alec@alec.pl>
Date: Sun, 22 May 2016 08:43:54 -0400
Subject: [PATCH] Fix priority icon(s) position
---
program/js/common.js | 553 +++++++++++++++++++++++++++++--------------------------
1 files changed, 292 insertions(+), 261 deletions(-)
diff --git a/program/js/common.js b/program/js/common.js
index 69ec28c..158f8cc 100644
--- a/program/js/common.js
+++ b/program/js/common.js
@@ -1,23 +1,35 @@
-/*
- +-----------------------------------------------------------------------+
- | Roundcube common js library |
- | |
- | This file is part of the Roundcube web development suite |
- | Copyright (C) 2005-2007, The Roundcube Dev Team |
- | Licensed under the GNU GPL |
- | |
- +-----------------------------------------------------------------------+
- | Author: Thomas Bruederli <roundcube@gmail.com> |
- +-----------------------------------------------------------------------+
-
- $Id$
-*/
+/**
+ * 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
@@ -27,8 +39,6 @@
{
var n = navigator;
- this.ver = parseFloat(n.appVersion);
- this.appver = n.appVersion;
this.agent = n.userAgent;
this.agent_lc = n.userAgent.toLowerCase();
this.name = n.appName;
@@ -36,63 +46,63 @@
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.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.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.dom2 = document.addEventListener && document.removeEventListener;
- this.ie = (document.all && !window.opera);
- this.ie4 = (this.ie && !this.dom);
- this.ie5 = (this.dom && this.appver.indexOf('MSIE 5')>0);
- this.ie8 = (this.dom && this.appver.indexOf('MSIE 8')>0);
- this.ie7 = (this.dom && this.appver.indexOf('MSIE 7')>0);
- this.ie6 = (this.dom && !this.ie8 && !this.ie7 && this.appver.indexOf('MSIE 6')>0);
+ this.webkit = this.agent_lc.indexOf('applewebkit') > 0;
+ this.ie = (document.all && !window.opera) || (this.win && this.agent_lc.indexOf('trident/') > 0);
- this.ns = ((this.ver < 5 && this.name == 'Netscape') || (this.ver >= 5 && this.vendor.indexOf('Netscape') >= 0));
- this.chrome = (this.agent_lc.indexOf('chrome') > 0);
- this.safari = (!this.chrome && (this.agent_lc.indexOf('safari') > 0 || this.agent_lc.indexOf('applewebkit') > 0));
- this.mz = (this.dom && !this.ie && !this.ns && !this.chrome && !this.safari && this.agent.indexOf('Mozilla') >= 0);
- this.konq = (this.agent_lc.indexOf('konqueror') > 0);
- this.iphone = (this.safari && this.agent_lc.indexOf('iphone') > 0);
- this.ipad = (this.safari && this.agent_lc.indexOf('ipad') > 0);
- this.opera = window.opera ? true : false;
+ if (this.ie) {
+ this.ie7 = n.appVersion.indexOf('MSIE 7') > 0;
+ this.ie8 = n.appVersion.indexOf('MSIE 8') > 0;
+ this.ie9 = n.appVersion.indexOf('MSIE 9') > 0;
+ }
+ else if (window.opera) {
+ this.opera = true; // Opera < 15
+ this.vendver = opera.version();
+ }
+ else {
+ 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.opera && window.RegExp)
- this.vendver = (/opera(\s|\/)([0-9\.]+)/.test(this.agent_lc)) ? parseFloat(RegExp.$2) : -1;
- else if (this.chrome && window.RegExp)
- this.vendver = (/chrome\/([0-9\.]+)/.test(this.agent_lc)) ? parseFloat(RegExp.$1) : 0;
- else if (!this.vendver && this.safari)
- this.vendver = (/(safari|applewebkit)\/([0-9]+)/.test(this.agent_lc)) ? parseInt(RegExp.$2) : 0;
- else if ((!this.vendver && this.mz) || this.agent.indexOf('Camino')>0)
- this.vendver = (/rv:([0-9\.]+)/.test(this.agent)) ? parseFloat(RegExp.$1) : 0;
- else if (this.ie && window.RegExp)
- this.vendver = (/msie\s+([0-9\.]+)/.test(this.agent_lc)) ? parseFloat(RegExp.$1) : 0;
- else if (this.konq && window.RegExp)
- this.vendver = (/khtml\/([0-9\.]+)/.test(this.agent_lc)) ? parseFloat(RegExp.$1) : 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.dhtml = ((this.ie4 && this.win) || this.ie5 || this.ie6 || this.ns4 || this.mz);
- this.vml = (this.win && this.ie && this.dom && !this.opera);
- this.pngalpha = (this.mz || (this.opera && this.vendver >= 6) || (this.ie && this.mac && this.vendver >= 5) ||
- (this.ie && this.win && this.vendver >= 5.5) || this.safari);
- this.opacity = (this.mz || (this.ie && this.vendver >= 5.5 && !this.opera) || (this.safari && this.vendver >= 100));
+ 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.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 || (window.ActiveXObject && activeX_test()));
+ this.xmlhttp = window.XMLHttpRequest || (('ActiveXObject' in window) && activeX_test());
return this.xmlhttp;
};
@@ -102,30 +112,30 @@
{
var classname = ' js';
- if (this.ie) {
- classname += ' ie';
- if (this.ie5)
- classname += ' ie5';
- else if (this.ie6)
- classname += ' ie6';
- else if (this.ie7)
- classname += ' ie7';
- else if (this.ie8)
- classname += ' ie8';
- }
+ 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 += ' safari';
-
- if (this.chrome)
classname += ' chrome';
- else if (this.iphone)
+ 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;
@@ -212,7 +222,7 @@
p.element = document;
if (!p.object._rc_events)
- p.object._rc_events = [];
+ p.object._rc_events = {};
var key = p.event + '*' + p.method;
if (!p.object._rc_events[key])
@@ -250,19 +260,45 @@
},
/**
- * Prevent event propagation and bubbeling
+ * 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;
- e.returnValue = false;
+
return false;
+},
+
+/**
+ * Determine whether the given event was trigered from keyboard
+ */
+is_keyboard: function(e)
+{
+ return e && (
+ (e.pointerType !== undefined && e.pointerType !== 'mouse') || // IE 11+
+ (e.mozInputSource && e.mozInputSource == e.MOZ_SOURCE_KEYBOARD) || // Firefox
+ (e.offsetX === 0 && e.offsetY === 0) || // Opera
+ (!e.pageX && (e.pageY || 0) <= 0 && !e.clientX && (e.clientY || 0) <= 0) || // others
+ (bw.ie && rcube_event._last_keyboard_event && rcube_event._last_keyboard_event.target == e.target) // hack for IE <= 10
+ );
+},
+
+/**
+ * Accept event if triggered from keyboard action (e.g. <Enter>)
+ */
+keyboard_only: function(e)
+{
+ return rcube_event.is_keyboard(e) ? true : rcube_event.cancel(e);
},
touchevent: function(e)
@@ -288,7 +324,6 @@
*
* @param {String} Event name
* @param {Function} Handler function
- * @return Listener ID (used to remove this handler later on)
*/
addEventListener: function(evt, func, obj)
{
@@ -297,8 +332,9 @@
if (!this._events[evt])
this._events[evt] = [];
- var e = {func:func, obj:obj ? obj : window};
- this._events[evt][this._events[evt].length] = e;
+ this._events[evt].push({func:func, obj:obj ? obj : window});
+
+ return this; // chainable
},
/**
@@ -326,13 +362,17 @@
triggerEvent: function(evt, e)
{
var ret, h;
+
if (e === undefined)
e = this;
else if (typeof e === 'object')
e.event = evt;
- if (this._events && this._events[evt] && !this._event_exec) {
- this._event_exec = true;
+ 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')
@@ -355,7 +395,8 @@
}
}
- this._event_exec = false;
+ delete this._event_exec[evt];
+
if (e.event) {
try {
delete e.event;
@@ -371,117 +412,6 @@
}; // end rcube_event_engine.prototype
-
-/**
- * Roundcube generic layer (floating box) class
- *
- * @constructor
- */
-function rcube_layer(id, attributes)
-{
- this.name = id;
-
- // create a new layer in the current document
- this.create = function(arg)
- {
- var l = (arg.x) ? arg.x : 0,
- t = (arg.y) ? arg.y : 0,
- w = arg.width,
- h = arg.height,
- z = arg.zindex,
- vis = arg.vis,
- parent = arg.parent,
- obj = document.createElement('DIV');
-
- obj.id = this.name;
- obj.style.position = 'absolute';
- obj.style.visibility = (vis) ? (vis==2) ? 'inherit' : 'visible' : 'hidden';
- obj.style.left = l+'px';
- obj.style.top = t+'px';
- if (w)
- obj.style.width = w.toString().match(/\%$/) ? w : w+'px';
- if (h)
- obj.style.height = h.toString().match(/\%$/) ? h : h+'px';
- if (z)
- obj.style.zIndex = z;
-
- if (parent)
- parent.appendChild(obj);
- else
- document.body.appendChild(obj);
-
- this.elm = obj;
- };
-
- // create new layer
- if (attributes != null) {
- this.create(attributes);
- this.name = this.elm.id;
- }
- else // just refer to the object
- this.elm = document.getElementById(id);
-
- if (!this.elm)
- return false;
-
-
- // ********* layer object properties *********
-
- this.css = this.elm.style;
- this.event = this.elm;
- this.width = this.elm.offsetWidth;
- this.height = this.elm.offsetHeight;
- this.x = parseInt(this.elm.offsetLeft);
- this.y = parseInt(this.elm.offsetTop);
- this.visible = (this.css.visibility=='visible' || this.css.visibility=='show' || this.css.visibility=='inherit') ? true : false;
-
-
- // ********* layer object methods *********
-
- // move the layer to a specific position
- this.move = function(x, y)
- {
- this.x = x;
- this.y = y;
- this.css.left = Math.round(this.x)+'px';
- this.css.top = Math.round(this.y)+'px';
- };
-
- // change the layers width and height
- this.resize = function(w,h)
- {
- this.css.width = w+'px';
- this.css.height = h+'px';
- this.width = w;
- this.height = h;
- };
-
- // show or hide the layer
- this.show = function(a)
- {
- if(a == 1) {
- this.css.visibility = 'visible';
- this.visible = true;
- }
- else if(a == 2) {
- this.css.visibility = 'inherit';
- this.visible = true;
- }
- else {
- this.css.visibility = 'hidden';
- this.visible = false;
- }
- };
-
- // write new content into a Layer
- this.write = function(cont)
- {
- this.elm.innerHTML = cont;
- };
-
-};
-
-
// check if input is a valid email address
// By Cal Henderson <cal@iamcal.com>
// http://code.iamcal.com/php/rfc822/
@@ -493,12 +423,15 @@
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 = '([^@\\x2e]+\\x2e)+([^\\x00-\\x40\\x5b-\\x60\\x7b-\\x7f]{2,}|xn--[a-z0-9]{2,})',
+ 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',
@@ -515,7 +448,7 @@
],
icann_addr = 'mailtest\\x40('+icann_domains.join('|')+')',
word = '('+atom+'|'+quoted_string+')',
- delim = '[,;\s\n]',
+ delim = '[,;\\s\\n]',
local_part = word+'(\\x2e'+word+')*',
addr_spec = '(('+local_part+'\\x40'+domain+')|('+icann_addr+'))',
reg1 = inline ? new RegExp('(^|<|'+delim+')'+addr_spec+'($|>|'+delim+')', 'i') : new RegExp('^'+addr_spec+'$', 'i');
@@ -526,7 +459,6 @@
return false;
};
-
// recursively copy an object
function rcube_clone_object(obj)
{
@@ -534,7 +466,7 @@
for (var key in obj) {
if (obj[key] && typeof obj[key] === 'object')
- out[key] = clone_object(obj[key]);
+ out[key] = rcube_clone_object(obj[key]);
else
out[key] = obj[key];
}
@@ -560,21 +492,25 @@
function rcube_find_object(id, d)
{
var n, f, obj, e;
- if(!d) d = document;
- if(d.getElementsByName && (e = d.getElementsByName(id)))
+ 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.getElementById)
- obj = d.getElementById(id);
- if(!obj && d.all)
+
+ if (!obj && d.all)
obj = d.all[id];
- if(!obj && d.images.length)
+ 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)
+ if (d.forms[f].name == id)
obj = d.forms[f];
else if(d.forms[f].elements[id])
obj = d.forms[f].elements[id];
@@ -582,7 +518,8 @@
}
if (!obj && d.layers) {
- if (d.layers[id]) obj = d.layers[id];
+ 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);
}
@@ -596,8 +533,8 @@
var mouse = rcube_event.get_mouse_pos(ev),
pos = $(obj).offset();
- return ((mouse.x >= pos.left) && (mouse.x < (pos.left + obj.offsetWidth)) &&
- (mouse.y >= pos.top) && (mouse.y < (pos.top + obj.offsetHeight)));
+ return (mouse.x >= pos.left) && (mouse.x < (pos.left + obj.offsetWidth)) &&
+ (mouse.y >= pos.top) && (mouse.y < (pos.top + obj.offsetHeight));
};
@@ -609,6 +546,7 @@
(path ? "; path=" + path : "") +
(domain ? "; domain=" + domain : "") +
(secure ? "; secure" : "");
+
document.cookie = curCookie;
};
@@ -634,38 +572,9 @@
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;
-
-// 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 allow to just change the 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();
@@ -696,27 +605,138 @@
return tzo;
}
-// 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;
- }
+// 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;
+ };
}
-// This code was written by Tyler Akins and has been placed in the
-// public domain. It would be nice if you left this header intact.
+// array utility function
+jQuery.last = function(arr) {
+ return arr && arr.length ? arr[arr.length-1] : undefined;
+}
+
+// jQuery plugin to emulate HTML5 placeholder attributes on input elements
+jQuery.fn.placeholder = function(text) {
+ return this.each(function() {
+ var active = false, elem = $(this);
+ this.title = text;
+
+ // Try HTML5 placeholder attribute first
+ if ('placeholder' in this) {
+ elem.attr('placeholder', text);
+ }
+ // Fallback to Javascript emulation of placeholder
+ else {
+ this._placeholder = text;
+ elem.blur(function(e) {
+ if ($.trim(elem.val()) == "")
+ elem.val(text);
+ elem.triggerHandler('change');
+ })
+ .focus(function(e) {
+ if ($.trim(elem.val()) == text)
+ elem.val("");
+ elem.triggerHandler('change');
+ })
+ .change(function(e) {
+ var active = elem.val() == text;
+ elem[(active ? 'addClass' : 'removeClass')]('placeholder').attr('spellcheck', active);
+ });
+
+ // Do not blur currently focused element (catch exception: #1489008)
+ try { active = this == document.activeElement; } catch(e) {}
+ if (!active)
+ elem.blur();
+ }
+ });
+};
+
+// function to parse query string into an object
+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 = c2 = 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 = {
/**
@@ -724,12 +744,19 @@
* @param {String} input The string to encode in base64.
*/
encode: function (input) {
- if (typeof(window.btoa) === 'function')
- return btoa(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;
- do {
+ while (i < len) {
chr1 = input.charCodeAt(i++);
chr2 = input.charCodeAt(i++);
chr3 = input.charCodeAt(i++);
@@ -747,7 +774,7 @@
output = output
+ keyStr.charAt(enc1) + keyStr.charAt(enc2)
+ keyStr.charAt(enc3) + keyStr.charAt(enc4);
- } while (i < len);
+ }
return output;
},
@@ -757,8 +784,12 @@
* @param {String} input The string to decode.
*/
decode: function (input) {
- if (typeof(window.atob) === 'function')
- return atob(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 = '';
@@ -766,7 +797,7 @@
input = input.replace(/[^A-Za-z0-9\+\/\=]/g, "");
len = input.length;
- do {
+ while (i < len) {
enc1 = keyStr.indexOf(input.charAt(i++));
enc2 = keyStr.indexOf(input.charAt(i++));
enc3 = keyStr.indexOf(input.charAt(i++));
@@ -782,9 +813,9 @@
output = output + String.fromCharCode(chr2);
if (enc4 != 64)
output = output + String.fromCharCode(chr3);
- } while (i < len);
+ }
- return output;
+ return utf8_decode(output);
}
};
--
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