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+/*
+ html
+ Extracts a HTML string from DOM nodes. Was created to get around the issue of not being able to exclude the content
+ of nodes with the 'data-include' attribute. DO NOT replace with functions such as innerHTML as it will break a
+ number of microformat include patterns.
+
+ Copyright (C) 2010 - 2015 Glenn Jones. All Rights Reserved.
+ MIT License: https://raw.github.com/glennjones/microformat-node/master/license.txt
+ Dependencies utilities.js, domutils.js
+*/
+
+
+var Modules = (function (modules) {
+
+ modules.html = {
+
+ // elements which are self-closing
+ selfClosingElt: ['area', 'base', 'br', 'col', 'hr', 'img', 'input', 'link', 'meta', 'param', 'command', 'keygen', 'source'],
+
+
+ /**
+ * parse the html string from DOM Node
+ *
+ * @param {DOM Node} node
+ * @return {String}
+ */
+ parse: function( node ){
+ var out = '',
+ j = 0;
+
+ // we do not want the outer container
+ if(node.childNodes && node.childNodes.length > 0){
+ for (j = 0; j < node.childNodes.length; j++) {
+ var text = this.walkTreeForHtml( node.childNodes[j] );
+ if(text !== undefined){
+ out += text;
+ }
+ }
+ }
+
+ return out;
+ },
+
+
+ /**
+ * walks the DOM tree parsing the html string from the nodes
+ *
+ * @param {DOM Document} doc
+ * @param {DOM Node} node
+ * @return {String}
+ */
+ walkTreeForHtml: function( node ) {
+ var out = '',
+ j = 0;
+
+ // if node is a text node get its text
+ if(node.nodeType && node.nodeType === 3){
+ out += modules.domUtils.getElementText( node );
+ }
+
+
+ // exclude text which has been added with include pattern -
+ if(node.nodeType && node.nodeType === 1 && modules.domUtils.hasAttribute(node, 'data-include') === false){
+
+ // begin tag
+ out += '<' + node.tagName.toLowerCase();
+
+ // add attributes
+ var attrs = modules.domUtils.getOrderedAttributes(node);
+ for (j = 0; j < attrs.length; j++) {
+ out += ' ' + attrs[j].name + '=' + '"' + attrs[j].value + '"';
+ }
+
+ if(this.selfClosingElt.indexOf(node.tagName.toLowerCase()) === -1){
+ out += '>';
+ }
+
+ // get the text of the child nodes
+ if(node.childNodes && node.childNodes.length > 0){
+
+ for (j = 0; j < node.childNodes.length; j++) {
+ var text = this.walkTreeForHtml( node.childNodes[j] );
+ if(text !== undefined){
+ out += text;
+ }
+ }
+ }
+
+ // end tag
+ if(this.selfClosingElt.indexOf(node.tagName.toLowerCase()) > -1){
+ out += ' />';
+ }else{
+ out += '</' + node.tagName.toLowerCase() + '>';
+ }
+ }
+
+ return (out === '')? undefined : out;
+ }
+
+
+ };
+
+
+ return modules;
+
+} (Modules || {}));
+