http://www.zaikainiigata.com/webbook/202609/html5/js/jquery.xml2json.js

1/*
2 ### jQuery XML to JSON Plugin v1.3 - 2013-02-18 ###
3 * http://www.fyneworks.com/ - [email protected]
4	* Licensed under http://en.wikipedia.org/wiki/MIT_License
5 ###
6 Website: http://www.fyneworks.com/jquery/xml-to-json/
7*//*
8 # INSPIRED BY: http://www.terracoder.com/
9           AND: http://www.thomasfrank.se/xml_to_json.html
10											AND: http://www.kawa.net/works/js/xml/objtree-e.html
11*//*
12 This simple script converts XML (document of code) into a JSON object. It is the combination of 2
13 'xml to json' great parsers (see below) which allows for both 'simple' and 'extended' parsing modes.
14*/
15// Avoid collisions
16;if(window.jQuery) (function($){
17 
18 // Add function to jQuery namespace
19 $.extend({
20  
21  // converts xml documents and xml text to json object
22  xml2json: function(xml, extended) {
23   if(!xml) return {}; // quick fail
24   
25   //### PARSER LIBRARY
26   // Core function
27   function parseXML(node, simple){
28    if(!node) return null;
29    var txt = '', obj = null, att = null;
30    var nt = node.nodeType, nn = jsVar(node.localName || node.nodeName);
31    var nv = node.text || node.nodeValue || '';
32    /*DBG*/ //if(window.console) console.log(['x2j',nn,nt,nv.length+' bytes']);
33    if(node.childNodes){
34     if(node.childNodes.length>0){
35      /*DBG*/ //if(window.console) console.log(['x2j',nn,'CHILDREN',node.childNodes]);
36      $.each(node.childNodes, function(n,cn){
37       var cnt = cn.nodeType, cnn = jsVar(cn.localName || cn.nodeName);
38       var cnv = cn.text || cn.nodeValue || '';
39       /*DBG*/ //if(window.console) console.log(['x2j',nn,'node>a',cnn,cnt,cnv]);
40       if(cnt == 8){
41        /*DBG*/ //if(window.console) console.log(['x2j',nn,'node>b',cnn,'COMMENT (ignore)']);
42        return; // ignore comment node
43       }
44       else if(cnt == 3 || cnt == 4 || !cnn){
45        // ignore white-space in between tags
46        if(cnv.match(/^\s+$/)){
47         /*DBG*/ //if(window.console) console.log(['x2j',nn,'node>c',cnn,'WHITE-SPACE (ignore)']);
48         return;
49        };
50        /*DBG*/ //if(window.console) console.log(['x2j',nn,'node>d',cnn,'TEXT']);
51        txt += cnv.replace(/^\s+/,'').replace(/\s+$/,'');
52								// make sure we ditch trailing spaces from markup
53       }
54       else{
55        /*DBG*/ //if(window.console) console.log(['x2j',nn,'node>e',cnn,'OBJECT']);
56        obj = obj || {};
57        if(obj[cnn]){
58         /*DBG*/ //if(window.console) console.log(['x2j',nn,'node>f',cnn,'ARRAY']);
59         
60									// http://forum.jquery.com/topic/jquery-jquery-xml2json-problems-when-siblings-of-the-same-tagname-only-have-a-textnode-as-a-child
61									if(!obj[cnn].length) obj[cnn] = myArr(obj[cnn]);
62									obj[cnn] = myArr(obj[cnn]);
63         
64									obj[cnn][ obj[cnn].length ] = parseXML(cn, true/* simple */);
65         obj[cnn].length = obj[cnn].length;
66        }
67        else{
68         /*DBG*/ //if(window.console) console.log(['x2j',nn,'node>g',cnn,'dig deeper...']);
69         obj[cnn] = parseXML(cn);
70        };
71       };
72      });
73     };//node.childNodes.length>0
74    };//node.childNodes
75    if(node.attributes){
76     if(node.attributes.length>0){
77      /*DBG*/ //if(window.console) console.log(['x2j',nn,'ATTRIBUTES',node.attributes])
78      att = {}; obj = obj || {};
79      $.each(node.attributes, function(a,at){
80       var atn = jsVar(at.name), atv = at.value;
81       att[atn] = atv;
82       if(obj[atn]){
83        /*DBG*/ //if(window.console) console.log(['x2j',nn,'attr>',atn,'ARRAY']);
84        
85								// http://forum.jquery.com/topic/jquery-jquery-xml2json-problems-when-siblings-of-the-same-tagname-only-have-a-textnode-as-a-child
86								//if(!obj[atn].length) obj[atn] = myArr(obj[atn]);//[ obj[ atn ] ];
87        obj[cnn] = myArr(obj[cnn]);
88								
89								obj[atn][ obj[atn].length ] = atv;
90        obj[atn].length = obj[atn].length;
91       }
92       else{
93        /*DBG*/ //if(window.console) console.log(['x2j',nn,'attr>',atn,'TEXT']);
94        obj[atn] = atv;
95       };
96      });
97      //obj['attributes'] = att;
98     };//node.attributes.length>0
99    };//node.attributes
100    if(obj){
101     obj = $.extend( (txt!='' ? new String(txt) : {}),/* {text:txt},*/ obj || {}/*, att || {}*/);
102     //txt = (obj.text) ? (typeof(obj.text)=='object' ? obj.text : [obj.text || '']).c

102oncat([txt]) : txt;
103     txt = (obj.text) ? ([obj.text || '']).concat([txt]) : txt;
104     if(txt) obj.text = txt;
105     txt = '';
106    };
107    var out = obj || txt;
108    //console.log([extended, simple, out]);
109    if(extended){
110     if(txt) out = {};//new String(out);
111     txt = out.text || txt || '';
112     if(txt) out.text = txt;
113     if(!simple) out = myArr(out);
114    };
115    return out;
116   };// parseXML
117   // Core Function End
118   // Utility functions
119   var jsVar = function(s){ return String(s || '').replace(/-/g,"_"); };
120   
121			// NEW isNum function: 01/09/2010
122			// Thanks to Emile Grau, GigaTecnologies S.L., www.gigatransfer.com, www.mygigamail.com
123			function isNum(s){
124				// based on utility function isNum from xml2json plugin (http://www.fyneworks.com/ - [email protected])
125				// few bugs corrected from original function :
126				// - syntax error : regexp.test(string) instead of string.test(reg)
127				// - regexp modified to accept  comma as decimal mark (latin syntax : 25,24 )
128				// - regexp modified to reject if no number before decimal mark  : ".7" is not accepted
129				// - string is "trimmed", allowing to accept space at the beginning and end of string
130				var regexp=/^((-)?([0-9]+)(([\.\,]{0,1})([0-9]+))?$)/
131				return (typeof s == "number") || regexp.test(String((s && typeof s == "string") ? jQuery.trim(s) : ''));
132			};
133			// OLD isNum function: (for reference only)
134			//var isNum = function(s){ return (typeof s == "number") || String((s && typeof s == "string") ? s : '').test(/^((-)?([0-9]*)((\.{0,1})([0-9]+))?$)/); };
135																
136   var myArr = function(o){
137    
138				// http://forum.jquery.com/topic/jquery-jquery-xml2json-problems-when-siblings-of-the-same-tagname-only-have-a-textnode-as-a-child
139				//if(!o.length) o = [ o ]; o.length=o.length;
140    if(!$.isArray(o)) o = [ o ]; o.length=o.length;
141				
142				// here is where you can attach additional functionality, such as searching and sorting...
143    return o;
144   };
145   // Utility functions End
146   //### PARSER LIBRARY END
147   
148   // Convert plain text to xml
149   if(typeof xml=='string') xml = $.text2xml(xml);
150   
151   // Quick fail if not xml (or if this is a node)
152   if(!xml.nodeType) return;
153   if(xml.nodeType == 3 || xml.nodeType == 4) return xml.nodeValue;
154   
155   // Find xml root node
156   var root = (xml.nodeType == 9) ? xml.documentElement : xml;
157   
158   // Convert xml to json
159   var out = parseXML(root, true /* simple */);
160   
161   // Clean-up memory
162   xml = null; root = null;
163   
164   // Send output
165   return out;
166  },
167  
168  // Convert text to XML DOM
169  text2xml: function(str) {
170   // NOTE: I'd like to use jQuery for this, but jQuery makes all tags uppercase
171   //return $(xml)[0];
172   
173   /* prior to jquery 1.9 */
174   /*
175   var out;
176   try{
177    var xml = ((!$.support.opacity && !$.support.style))?new ActiveXObject("Microsoft.XMLDOM"):new DOMParser();
178    xml.async = false;
179   }catch(e){ throw new Error("XML Parser could not be instantiated") };
180   try{
181    if((!$.support.opacity && !$.support.style)) out = (xml.loadXML(str))?xml:false;
182    else out = xml.parseFromString(str, "text/xml");
183   }catch(e){ throw new Error("Error parsing XML string") };
184   return out;
185   */
186
187   /* jquery 1.9+ */
188   return $.parseXML(str);
189  }
190		
191 }); // extend $
192
193})(jQuery);