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+/*
+
+Copyright 2008-2013 Clipperz Srl
+
+This file is part of Clipperz, the online password manager.
+For further information about its features and functionalities please
+refer to http://www.clipperz.com.
+
+* Clipperz is free software: you can redistribute it and/or modify it
+ under the terms of the GNU Affero General Public License as published
+ by the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+* Clipperz is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ See the GNU Affero General Public License for more details.
+
+* You should have received a copy of the GNU Affero General Public
+ License along with Clipperz. If not, see http://www.gnu.org/licenses/.
+
+*/
+
+if (typeof(Clipperz) == 'undefined') { Clipperz = {}; }
+if (typeof(Clipperz.YUI) == 'undefined') { Clipperz.YUI = {}; }
+
+
+/**
+ * @class Clipperz.ext.DomHelper
+ * Utility class for working with DOM and/or Templates. It transparently supports using HTML fragments or DOM.
+ * For more information see <a href="http://www.jackslocum.com/yui/2006/10/06/domhelper-create-elements-using-dom-html-fragments-or-templates/">this blog post with examples</a>.
+ * @singleton
+ */
+Clipperz.YUI.DomHelper = new function(){
+ /**@private*/
+ var d = document;
+ var tempTableEl = null;
+ /** True to force the use of DOM instead of html fragments @type Boolean */
+ this.useDom = false;
+ var emptyTags = /^(?:base|basefont|br|frame|hr|img|input|isindex|link|meta|nextid|range|spacer|wbr|audioscope|area|param|keygen|col|limittext|spot|tab|over|right|left|choose|atop|of)$/i;
+ /**
+ * Applies a style specification to an element
+ * @param {String/HTMLElement} el The element to apply styles to
+ * @param {String/Object/Function} styles A style specification string eg "width:100px", or object in the form {width:"100px"}, or
+ * a function which returns such a specification.
+ */
+ this.applyStyles = function(el, styles){
+ if(styles){
+ var D = YAHOO.util.Dom;
+ if (typeof styles == "string"){
+ var re = /\s?([a-z\-]*)\:([^;]*);?/gi;
+ var matches;
+ while ((matches = re.exec(styles)) != null){
+ D.setStyle(el, matches[1], matches[2]);
+ }
+ }else if (typeof styles == "object"){
+ for (var style in styles){
+ D.setStyle(el, style, styles[style]);
+ }
+ }else if (typeof styles == "function"){
+ Clipperz.YUI.DomHelper.applyStyles(el, styles.call());
+ }
+ }
+ };
+
+ // build as innerHTML where available
+ /** @ignore */
+ var createHtml = function(o){
+ var b = '';
+
+ if(typeof(o['html']) != 'undefined') {
+ o['html'] = Clipperz.Base.sanitizeString(o['html']);
+ } else if (typeof(o['htmlString']) != 'undefined') {
+ o['html'] = o['htmlString'];
+ delete o.htmlString;
+ }
+
+ if (MochiKit.Base.isArrayLike(o)) {
+ for (var i = 0, l = o.length; i < l; i++) {
+ b += createHtml(o[i]);
+ }
+ return b;
+ }
+
+ b += '<' + o.tag;
+ for(var attr in o){
+ if(attr == 'tag' || attr == 'children' || attr == 'html' || typeof o[attr] == 'function') continue;
+ if(attr == 'style'){
+ var s = o['style'];
+ if(typeof s == 'function'){
+ s = s.call();
+ }
+ if(typeof s == 'string'){
+ b += ' style="' + s + '"';
+ }else if(typeof s == 'object'){
+ b += ' style="';
+ for(var key in s){
+ if(typeof s[key] != 'function'){
+ b += key + ':' + s[key] + ';';
+ }
+ }
+ b += '"';
+ }
+ }else{
+ if(attr == 'cls'){
+ b += ' class="' + o['cls'] + '"';
+ }else if(attr == 'htmlFor'){
+ b += ' for="' + o['htmlFor'] + '"';
+ }else{
+ b += ' ' + attr + '="' + o[attr] + '"';
+ }
+ }
+ }
+ if(emptyTags.test(o.tag)){
+ b += ' />';
+ }else{
+ b += '>';
+ if(o.children){
+ for(var i = 0, len = o.children.length; i < len; i++) {
+ b += createHtml(o.children[i], b);
+ }
+ }
+ if(o.html){
+ b += o.html;
+ }
+ b += '</' + o.tag + '>';
+ }
+ return b;
+ }
+
+ // build as dom
+ /** @ignore */
+ var createDom = function(o, parentNode){
+ var el = d.createElement(o.tag);
+ var useSet = el.setAttribute ? true : false; // In IE some elements don't have setAttribute
+ for(var attr in o){
+ if(attr == 'tag' || attr == 'children' || attr == 'html' || attr == 'style' || typeof o[attr] == 'function') continue;
+ if(attr=='cls'){
+ el.className = o['cls'];
+ }else{
+ if(useSet) el.setAttribute(attr, o[attr]);
+ else el[attr] = o[attr];
+ }
+ }
+ Clipperz.YUI.DomHelper.applyStyles(el, o.style);
+ if(o.children){
+ for(var i = 0, len = o.children.length; i < len; i++) {
+ createDom(o.children[i], el);
+ }
+ }
+ if(o.html){
+ el.innerHTML = o.html;
+ }
+ if(parentNode){
+ parentNode.appendChild(el);
+ }
+ return el;
+ };
+
+ /**
+ * @ignore
+ * Nasty code for IE's broken table implementation
+ */
+ var insertIntoTable = function(tag, where, el, html){
+ if(!tempTableEl){
+ tempTableEl = document.createElement('div');
+ }
+ var nodes;
+ if(tag == 'table' || tag == 'tbody'){
+ tempTableEl.innerHTML = '<table><tbody>'+html+'</tbody></table>';
+ nodes = tempTableEl.firstChild.firstChild.childNodes;
+ }else{
+ tempTableEl.innerHTML = '<table><tbody><tr>'+html+'</tr></tbody></table>';
+ nodes = tempTableEl.firstChild.firstChild.firstChild.childNodes;
+ }
+ if (where == 'beforebegin') {
+ nodes.reverse();
+// el.parentNode.insertBefore(node, el);
+ MochiKit.Base.map(function(aNode) {el.parentNode.insertBefore(aNode, el)}, nodes);
+ } else if (where == 'afterbegin') {
+ nodes.reverse();
+// el.insertBefore(node, el.firstChild);
+ MochiKit.Base.map(function(aNode) {el.insertBefore(aNode, el.firstChild)}, nodes);
+ } else if (where == 'beforeend') {
+// el.appendChild(node);
+ MochiKit.Base.map(function(aNode) {el.appendChild(aNode)}, nodes);
+ } else if (where == 'afterend') {
+// el.parentNode.insertBefore(node, el.nextSibling);
+ MochiKit.Base.map(function(aNode) {el.parentNode.insertBefore(aNode, el.nextSibling)}, nodes);
+ }
+
+ return nodes;
+ }
+
+ /**
+ * Inserts an HTML fragment into the Dom
+ * @param {String} where Where to insert the html in relation to el - beforeBegin, afterBegin, beforeEnd, afterEnd.
+ * @param {HTMLElement} el The context element
+ * @param {String} html The HTML fragmenet
+ * @return {HTMLElement} The new node
+ */
+ this.insertHtml = function(where, el, html){
+ where = where.toLowerCase();
+// if(el.insertAdjacentHTML){
+ if(Clipperz_IEisBroken){
+ var tag = el.tagName.toLowerCase();
+ if(tag == 'table' || tag == 'tbody' || tag == 'tr'){
+ return insertIntoTable(tag, where, el, html);
+ }
+ switch(where){
+ case 'beforebegin':
+ el.insertAdjacentHTML(where, html);
+ return el.previousSibling;
+ case 'afterbegin':
+ el.insertAdjacentHTML(where, html);
+ return el.firstChild;
+ case 'beforeend':
+ el.insertAdjacentHTML(where, html);
+ return el.lastChild;
+ case 'afterend':
+ el.insertAdjacentHTML(where, html);
+ return el.nextSibling;
+ }
+ throw 'Illegal insertion point -> "' + where + '"';
+ }
+ var range = el.ownerDocument.createRange();
+ var frag;
+ switch(where){
+ case 'beforebegin':
+ range.setStartBefore(el);
+ frag = range.createContextualFragment(html);
+ el.parentNode.insertBefore(frag, el);
+ return el.previousSibling;
+ case 'afterbegin':
+ if(el.firstChild){ // faster
+ range.setStartBefore(el.firstChild);
+ }else{
+ range.selectNodeContents(el);
+ range.collapse(true);
+ }
+ frag = range.createContextualFragment(html);
+ el.insertBefore(frag, el.firstChild);
+ return el.firstChild;
+ case 'beforeend':
+ if(el.lastChild){
+ range.setStartAfter(el.lastChild); // faster
+ }else{
+ range.selectNodeContents(el);
+ range.collapse(false);
+ }
+ frag = range.createContextualFragment(html);
+ el.appendChild(frag);
+ return el.lastChild;
+ case 'afterend':
+ range.setStartAfter(el);
+ frag = range.createContextualFragment(html);
+ el.parentNode.insertBefore(frag, el.nextSibling);
+ return el.nextSibling;
+ }
+ throw 'Illegal insertion point -> "' + where + '"';
+ };
+
+ /**
+ * Creates new Dom element(s) and inserts them before el
+ * @param {String/HTMLElement/Element} el The context element
+ * @param {Object} o The Dom object spec (and children)
+ * @param {<i>Boolean</i>} returnElement (optional) true to return a YAHOO.Element
+ * @return {HTMLElement} The new node
+ */
+ this.insertBefore = function(el, o, returnElement){
+ el = el.dom ? el.dom : YAHOO.util.Dom.get(el);
+ var newNode;
+ if(this.useDom){
+ newNode = createDom(o, null);
+ el.parentNode.insertBefore(newNode, el);
+ }else{
+ var html = createHtml(o);
+ newNode = this.insertHtml('beforeBegin', el, html);
+ }
+ return returnElement ? YAHOO.Element.get(newNode, true) : newNode;
+ };
+
+ /**
+ * Creates new Dom element(s) and inserts them after el
+ * @param {String/HTMLElement/Element} el The context element
+ * @param {Object} o The Dom object spec (and children)
+ * @param {<i>Boolean</i>} returnElement (optional) true to return a YAHOO.Element
+ * @return {HTMLElement} The new node
+ */
+ this.insertAfter = function(el, o, returnElement){
+ el = el.dom ? el.dom : YAHOO.util.Dom.get(el);
+ var newNode;
+ if(this.useDom){
+ newNode = createDom(o, null);
+ el.parentNode.insertBefore(newNode, el.nextSibling);
+ }else{
+ var html = createHtml(o);
+ newNode = this.insertHtml('afterEnd', el, html);
+ }
+ return returnElement ? YAHOO.Element.get(newNode, true) : newNode;
+ };
+
+ /**
+ * Creates new Dom element(s) and appends them to el
+ * @param {String/HTMLElement/Element} el The context element
+ * @param {Object} o The Dom object spec (and children)
+ * @param {<i>Boolean</i>} returnElement (optional) true to return a YAHOO.Element
+ * @return {HTMLElement} The new node
+ */
+ this.append = function(el, o, returnElement){
+ el = el.dom ? el.dom : YAHOO.util.Dom.get(el);
+ var newNode;
+ if(this.useDom){
+ newNode = createDom(o, null);
+ el.appendChild(newNode);
+ }else{
+ var html = createHtml(o);
+ newNode = this.insertHtml('beforeEnd', el, html);
+ }
+ return returnElement ? YAHOO.Element.get(newNode, true) : newNode;
+ };
+
+ /**
+ * Creates new Dom element(s) and overwrites the contents of el with them
+ * @param {String/HTMLElement/Element} el The context element
+ * @param {Object} o The Dom object spec (and children)
+ * @param {<i>Boolean</i>} returnElement (optional) true to return a YAHOO.Element
+ * @return {HTMLElement} The new node
+ */
+ this.overwrite = function(el, o, returnElement){
+ el = el.dom ? el.dom : YAHOO.util.Dom.get(el);
+ el.innerHTML = createHtml(o);
+ return returnElement ? YAHOO.Element.get(el.firstChild, true) : el.firstChild;
+ };
+
+ /**
+ * Creates a new Clipperz.YUI.DomHelper.Template from the Dom object spec
+ * @param {Object} o The Dom object spec (and children)
+ * @return {Clipperz.YUI.DomHelper.Template} The new template
+ */
+ this.createTemplate = function(o){
+ var html = createHtml(o);
+ return new Clipperz.YUI.DomHelper.Template(html);
+ };
+}();
+
+/**
+* @class Clipperz.YUI.DomHelper.Template
+* Represents an HTML fragment template.
+* For more information see <a href="http://www.jackslocum.com/yui/2006/10/06/domhelper-create-elements-using-dom-html-fragments-or-templates/">this blog post with examples</a>.
+* <br>
+* <b>This class is also available as Clipperz.YUI.Template</b>.
+* @constructor
+* @param {String/Array} html The HTML fragment or an array of fragments to join('') or multiple arguments to join('')
+*/
+Clipperz.YUI.DomHelper.Template = function(html){
+ if(html instanceof Array){
+ html = html.join('');
+ }else if(arguments.length > 1){
+ html = Array.prototype.join.call(arguments, '');
+ }
+ /**@private*/
+ this.html = html;
+};
+Clipperz.YUI.DomHelper.Template.prototype = {
+ /**
+ * Returns an HTML fragment of this template with the specified values applied
+ * @param {Object} values The template values. Can be an array if your params are numeric (i.e. {0}) or an object (i.e. {foo: 'bar'})
+ * @return {String}
+ */
+ applyTemplate : function(values){
+ if(this.compiled){
+ return this.compiled(values);
+ }
+ var empty = '';
+ var fn = function(match, index){
+ if(typeof values[index] != 'undefined'){
+ return values[index];
+ }else{
+ return empty;
+ }
+ }
+ return this.html.replace(this.re, fn);
+ },
+
+ /**
+ * The regular expression used to match template variables
+ * @type RegExp
+ * @property
+ */
+ re : /\{([\w|-]+)\}/g,
+
+ /**
+ * Compiles the template into an internal function, eliminating the RegEx overhead
+ */
+ compile : function(){
+ var body = ["this.compiled = function(values){ return ['"];
+ body.push(this.html.replace(this.re, "', values['$1'], '"));
+ body.push("'].join('');};");
+ eval(body.join(''));
+ return this;
+ },
+
+ /**
+ * Applies the supplied values to the template and inserts the new node(s) before el
+ * @param {String/HTMLElement/Element} el The context element
+ * @param {Object} values The template values. Can be an array if your params are numeric (i.e. {0}) or an object (i.e. {foo: 'bar'})
+ * @param {<i>Boolean</i>} returnElement (optional) true to return a YAHOO.Element
+ * @return {HTMLElement} The new node
+ */
+ insertBefore: function(el, values, returnElement){
+ el = el.dom ? el.dom : YAHOO.util.Dom.get(el);
+ var newNode = Clipperz.YUI.DomHelper.insertHtml('beforeBegin', el, this.applyTemplate(values));
+ return returnElement ? YAHOO.Element.get(newNode, true) : newNode;
+ },
+
+ /**
+ * Applies the supplied values to the template and inserts the new node(s) after el
+ * @param {String/HTMLElement/Element} el The context element
+ * @param {Object} values The template values. Can be an array if your params are numeric (i.e. {0}) or an object (i.e. {foo: 'bar'})
+ * @param {<i>Boolean</i>} returnElement (optional) true to return a YAHOO.Element
+ * @return {HTMLElement} The new node
+ */
+ insertAfter : function(el, values, returnElement){
+ el = el.dom ? el.dom : YAHOO.util.Dom.get(el);
+ var newNode = Clipperz.YUI.DomHelper.insertHtml('afterEnd', el, this.applyTemplate(values));
+ return returnElement ? YAHOO.Element.get(newNode, true) : newNode;
+ },
+
+ /**
+ * Applies the supplied values to the template and append the new node(s) to el
+ * @param {String/HTMLElement/Element} el The context element
+ * @param {Object} values The template values. Can be an array if your params are numeric (i.e. {0}) or an object (i.e. {foo: 'bar'})
+ * @param {<i>Boolean</i>} returnElement (optional) true to return a YAHOO.Element
+ * @return {HTMLElement} The new node
+ */
+ append : function(el, values, returnElement){
+ var sanitizedValues;
+ var key;
+
+ sanitizedValues = {};
+ for (key in values) {
+ sanitizedValues[key] = Clipperz.Base.sanitizeString(values[key]);
+ }
+ el = (typeof el == 'string') ? YAHOO.util.Dom.get(el) : el;
+ var newNode = Clipperz.YUI.DomHelper.insertHtml('beforeEnd', el, this.applyTemplate(sanitizedValues));
+
+ return newNode;
+ },
+
+ /**
+ * Applies the supplied values to the template and overwrites the content of el with the new node(s)
+ * @param {String/HTMLElement/Element} el The context element
+ * @param {Object} values The template values. Can be an array if your params are numeric (i.e. {0}) or an object (i.e. {foo: 'bar'})
+ * @param {<i>Boolean</i>} returnElement (optional) true to return a YAHOO.Element
+ * @return {HTMLElement} The new node
+ */
+ overwrite : function(el, values, returnElement){
+ el = el.dom ? el.dom : YAHOO.util.Dom.get(el);
+ el.innerHTML = '';
+ var newNode = Clipperz.YUI.DomHelper.insertHtml('beforeEnd', el, this.applyTemplate(values));
+ return returnElement ? YAHOO.Element.get(newNode, true) : newNode;
+ }
+};
+/**
+ * Alias for applyTemplate
+ * @method
+ */
+Clipperz.YUI.DomHelper.Template.prototype.apply = Clipperz.YUI.DomHelper.Template.prototype.applyTemplate;
+
+Clipperz.YUI.Template = Clipperz.YUI.DomHelper.Template;