-/*
- * jQuery JSON Plugin
- * version: 2.1 (2009-08-14)
- *
- * This document is licensed as free software under the terms of the
- * MIT License: http://www.opensource.org/licenses/mit-license.php
- *
- * Brantley Harris wrote this plugin. It is based somewhat on the JSON.org
- * website's http://www.json.org/json2.js, which proclaims:
- * "NO WARRANTY EXPRESSED OR IMPLIED. USE AT YOUR OWN RISK.", a sentiment that
- * I uphold.
- *
- * It is also influenced heavily by MochiKit's serializeJSON, which is
- * copyrighted 2005 by Bob Ippolito.
- */
-
-(function($) {
- /** jQuery.toJSON( json-serializble )
- Converts the given argument into a JSON respresentation.
-
- If an object has a "toJSON" function, that will be used to get the representation.
- Non-integer/string keys are skipped in the object, as are keys that point to a function.
-
- json-serializble:
- The *thing* to be converted.
- **/
- $.toJSON = function(o)
- {
- if (typeof(JSON) == 'object' && JSON.stringify)
- return JSON.stringify(o);
-
- var type = typeof(o);
-
- if (o === null)
- return "null";
-
- if (type == "undefined")
- return undefined;
-
- if (type == "number" || type == "boolean")
- return o + "";
-
- if (type == "string")
- return $.quoteString(o);
-
- if (type == 'object')
- {
- if (typeof o.toJSON == "function")
- return $.toJSON( o.toJSON() );
-
- if (o.constructor === Date)
- {
- var month = o.getUTCMonth() + 1;
- if (month < 10) month = '0' + month;
-
- var day = o.getUTCDate();
- if (day < 10) day = '0' + day;
-
- var year = o.getUTCFullYear();
-
- var hours = o.getUTCHours();
- if (hours < 10) hours = '0' + hours;
-
- var minutes = o.getUTCMinutes();
- if (minutes < 10) minutes = '0' + minutes;
-
- var seconds = o.getUTCSeconds();
- if (seconds < 10) seconds = '0' + seconds;
-
- var milli = o.getUTCMilliseconds();
- if (milli < 100) milli = '0' + milli;
- if (milli < 10) milli = '0' + milli;
-
- return '"' + year + '-' + month + '-' + day + 'T' +
- hours + ':' + minutes + ':' + seconds +
- '.' + milli + 'Z"';
- }
-
- if (o.constructor === Array)
- {
- var ret = [];
- for (var i = 0; i < o.length; i++)
- ret.push( $.toJSON(o[i]) || "null" );
-
- return "[" + ret.join(",") + "]";
- }
-
- var pairs = [];
- for (var k in o) {
- var name;
- var type = typeof k;
-
- if (type == "number")
- name = '"' + k + '"';
- else if (type == "string")
- name = $.quoteString(k);
- else
- continue; //skip non-string or number keys
-
- if (typeof o[k] == "function")
- continue; //skip pairs where the value is a function.
-
- var val = $.toJSON(o[k]);
-
- pairs.push(name + ":" + val);
- }
-
- return "{" + pairs.join(", ") + "}";
- }
- };
-
- /** jQuery.evalJSON(src)
- Evaluates a given piece of json source.
- **/
- $.evalJSON = function(src)
- {
- if (typeof(JSON) == 'object' && JSON.parse)
- return JSON.parse(src);
- return eval("(" + src + ")");
- };
-
- /** jQuery.secureEvalJSON(src)
- Evals JSON in a way that is *more* secure.
- **/
- $.secureEvalJSON = function(src)
- {
- if (typeof(JSON) == 'object' && JSON.parse)
- return JSON.parse(src);
-
- var filtered = src;
- filtered = filtered.replace(/\\["\\\/bfnrtu]/g, '@');
- filtered = filtered.replace(/"[^"\\\n\r]*"|true|false|null|-?\d+(?:\.\d*)?(?:[eE][+\-]?\d+)?/g, ']');
- filtered = filtered.replace(/(?:^|:|,)(?:\s*\[)+/g, '');
-
- if (/^[\],:{}\s]*$/.test(filtered))
- return eval("(" + src + ")");
- else
- throw new SyntaxError("Error parsing JSON, source is not valid.");
- };
-
- /** jQuery.quoteString(string)
- Returns a string-repr of a string, escaping quotes intelligently.
- Mostly a support function for toJSON.
-
- Examples:
- >>> jQuery.quoteString("apple")
- "apple"
-
- >>> jQuery.quoteString('"Where are we going?", she asked.')
- "\"Where are we going?\", she asked."
- **/
- $.quoteString = function(string)
- {
- if (string.match(_escapeable))
- {
- return '"' + string.replace(_escapeable, function (a)
- {
- var c = _meta[a];
- if (typeof c === 'string') return c;
- c = a.charCodeAt();
- return '\\u00' + Math.floor(c / 16).toString(16) + (c % 16).toString(16);
- }) + '"';
- }
- return '"' + string + '"';
- };
-
- var _escapeable = /["\\\x00-\x1f\x7f-\x9f]/g;
-
- var _meta = {
- '\b': '\\b',
- '\t': '\\t',
- '\n': '\\n',
- '\f': '\\f',
- '\r': '\\r',
- '"' : '\\"',
- '\\': '\\\\'
- };
-})(jQuery);