web/data/jquery.json.js
author Aurelien Campeas <aurelien.campeas@logilab.fr>
Wed, 07 Jan 2009 12:25:18 +0100
changeset 344 e0d5879a613e
parent 0 b97547f5f1fa
permissions -rw-r--r--
tweak the faq a bit

(function($){function toIntegersAtLease(n)
{return n<10?'0'+n:n;}
Date.prototype.toJSON=function(date)
{return date.getUTCFullYear()+'-'+
toIntegersAtLease(date.getUTCMonth()+1)+'-'+
toIntegersAtLease(date.getUTCDate());};var escapeable=/["\\\x00-\x1f\x7f-\x9f]/g;var meta={'\b':'\\b','\t':'\\t','\n':'\\n','\f':'\\f','\r':'\\r','"':'\\"','\\':'\\\\'}
$.quoteString=function(string)
{if(escapeable.test(string))
{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+'"';}
$.toJSON=function(o)
{var type=typeof(o);if(type=="undefined")
return"undefined";else if(type=="number"||type=="boolean")
return o+"";else if(o===null)
return"null";if(type=="string")
{return $.quoteString(o);}
if(type=="object"&&typeof o.toJSON=="function")
return o.toJSON();if(type!="function"&&typeof(o.length)=="number")
{var ret=[];for(var i=0;i<o.length;i++){ret.push($.toJSON(o[i]));}
return"["+ret.join(", ")+"]";}
if(type=="function"){throw new TypeError("Unable to convert object of type 'function' to json.");}
ret=[];for(var k in o){var name;var type=typeof(k);if(type=="number")
name='"'+k+'"';else if(type=="string")
name=$.quoteString(k);else
continue;val=$.toJSON(o[k]);if(typeof(val)!="string"){continue;}
ret.push(name+": "+val);}
return"{"+ret.join(", ")+"}";}
$.evalJSON=function(src)
{return eval("("+src+")");}
$.secureEvalJSON=function(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);