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/*
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json.js
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2007-03-20
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All of the code contained within this file is released into
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the public domain. Optionally, you may distribute this code
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under the terms of the GNU General Public License as well
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(public domain licensing allows this).
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*/
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function toJSONString(input)
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{
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var m = {
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'\b': '\\b',
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'\t': '\\t',
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'\n': '\\n',
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'\f': '\\f',
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'\r': '\\r',
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'"' : '\\"',
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'\\': '\\\\'
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};
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var t = typeof(input);
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switch(t)
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{
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case 'string':
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if (/["\\\x00-\x1f]/.test(input))
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{
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return '"' + input.replace(/([\x00-\x1f\\"])/g, function(a, b)
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{
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var c = m[b];
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if (c) {
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return c;
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}
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c = b.charCodeAt();
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return '\\u00' +
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Math.floor(c / 16).toString(16) +
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(c % 16).toString(16);
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}) + '"';
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}
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return '"' + input + '"';
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break;
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case 'array':
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var a = ['['],
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b,
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i,
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l = input.length,
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v;
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function p(s) {
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if (b) {
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a.push(',');
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}
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a.push(s);
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b = true;
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}
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for (i = 0; i < l; i += 1) {
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v = input[i];
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switch (typeof v) {
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case 'object':
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if (v) {
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p(toJSONString(v));
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} else {
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p("null");
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}
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break;
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case 'array':
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case 'string':
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case 'number':
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case 'boolean':
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p(toJSONString(v));
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}
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}
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a.push(']');
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return a.join('');
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break;
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case 'date':
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function f(n)
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{
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return n < 10 ? '0' + n : n;
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}
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return '"' + input.getFullYear() + '-' +
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f(input.getMonth() + 1) + '-' +
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f(input.getDate()) + 'T' +
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f(input.getHours()) + ':' +
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f(input.getMinutes()) + ':' +
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f(input.getSeconds()) + '"';
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case 'boolean':
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return String(input);
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break;
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case 'number':
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return isFinite(input) ? String(input) : "null";
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break;
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case 'object':
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var a = ['{'],
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b,
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k,
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v;
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function p(s)
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{
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if (b)
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{
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a.push(',');
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}
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a.push(toJSONString(k), ':', s);
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b = true;
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}
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for (k in input)
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{
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if (input.hasOwnProperty(k))
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{
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v = input[k];
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switch (typeof v) {
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case 'object':
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if (v) {
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p(toJSONString(v));
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} else {
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p("null");
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}
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break;
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case 'string':
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case 'number':
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case 'boolean':
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p(toJSONString(v));
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break;
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}
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}
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}
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a.push('}');
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return a.join('');
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break;
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}
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}
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function parseJSON(string, filter)
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{
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try {
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if (/^("(\\.|[^"\\\n\r])*?"|[,:{}\[\]0-9.\-+Eaeflnr-u \n\r\t])+?$/.
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test(string))
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{
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var j = eval('(' + string + ')');
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if (typeof filter === 'function') {
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function walk(k, v) {
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if (v && typeof v === 'object') {
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for (var i in v) {
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if (v.hasOwnProperty(i)) {
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v[i] = walk(i, v[i]);
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}
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}
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}
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return filter(k, v);
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}
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j = walk('', j);
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}
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return j;
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}
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} catch (e) {
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}
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throw new SyntaxError("parseJSON");
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}
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