| author | Dan |
| Fri, 05 Oct 2007 01:57:00 -0400 | |
| changeset 162 | e1a22031b5bd |
| parent 40 | 723bb7acf914 |
| child 582 | a38876c0793c |
| permissions | -rw-r--r-- |
| 1 | 1 |
/* |
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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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||
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40
723bb7acf914
Fixed a lot of bugs with Safari and Konqueror; improved Opera compatibility
Dan
parents:
1
diff
changeset
|
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var p = function (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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40
723bb7acf914
Fixed a lot of bugs with Safari and Konqueror; improved Opera compatibility
Dan
parents:
1
diff
changeset
|
81 |
var f = function (n) |
| 1 | 82 |
{
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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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||
|
40
723bb7acf914
Fixed a lot of bugs with Safari and Konqueror; improved Opera compatibility
Dan
parents:
1
diff
changeset
|
104 |
var p = function (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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} |