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/**

* jQuery Server Plugin

*

* Server-side Ajax requests supporting jQuery manipulations

* before sending content to the browser.

*

* Example:

* $.server({url: ${URL})

* .find('.my-class')

* .client(${CALLBACK});

*

* @version 0.5.1

* @author Tobiasz Cudnik <tobiasz.cudnik/gmail.com>

* @link http://code.google.com/p/phpquery/wiki/jQueryServer

* @link http://code.google.com/p/phpquery/

*/

jQuery.extend({

serverConfig: function() {

if (typeof jQueryServerConfig != 'undefined')

return jQueryServerConfig;

return {};

}(),

server: function(options){

// set default url

if (! jQuery.serverConfig.url)

jQuery.serverConfig.url = jQuery('script[src$=jquery.js]')

.attr('src').replace(/jquery\.js$/, '')

+'jQueryServer.php';

// this is cache object

var objectCache = {};

// dump all jQuery methods, but only once

// $.each doesn't work ?

for( var i in jQuery.fn) {

// closure to preserve loop iterator in scope

(function(){

var name = i;

// create dummy method

objectCache[name] = function(){

// create method data object

var data = {

method: name,

arguments: []

};

// collect arguments

$.each(arguments, function(k, v){

data.arguments.push(v);

});

// push data into stack

this.stack.push(data);

// preserve chain

return this;

}

})();

}

/**

* Fetches results from phpQuery.

*

* @param {Function} callback Optional. Turns on async request.

* First parameter for callback is usually an JSON array of mathed elements. Use $(result) to append it to DOM.

* It can also be a boolean value or string, depending on last method called.

*/

objectCache.client = function(success, error){

// console.log(this.stack.toSource());

// success = success || function(){

// return $result;

// };

$.ajax({

type: 'POST',

data: {data: $.toJSON(this.stack)},

async: false,

// jQuery.server.config ???

url: jQuery.serverConfig.url,

// success: function(response){

// var $result = jQuery();

// $.each(response, function(v) {

// $result.add(v);

// })

// success.call(null, $result);

// },

// success: success,

success: function(response){

if (options['dataType'] == 'json')

response = $.parseJSON(response);

success(response);

},

error: error

})

}

// replace orginal method with generated method using cache (lazy-load)

jQuery.server = function(options){

// clone cache object

var myCache = jQuery.extend({}, objectCache);

myCache.stack = [options];

return myCache;

}

// returen result from new method (only done for first call)

return jQuery.server(options);

}

});

// toJSON by Mark Gibson

if (typeof $.toJSON == 'undefined') {

(function ($) {

var m = {

'\b': '\\b',

'\t': '\\t',

'\n': '\\n',

'\f': '\\f',

'\r': '\\r',

'"' : '\\"',

'\\': '\\\\'

},

s = {

'array': function (x) {

var a = ['['], b, f, i, l = x.length, v;

for (i = 0; i < l; i += 1) {

v = x[i];

f = s[typeof v];

if (f) {

v = f(v);

if (typeof v == 'string') {

if (b) {

a[a.length] = ',';

}

a[a.length] = v;

b = true;

}

}

}

a[a.length] = ']';

return a.join('');

},

'boolean': function (x) {

return String(x);

},

'null': function (x) {

return "null";

},

'number': function (x) {

return isFinite(x) ? String(x) : 'null';

},

'object': function (x) {

if (x) {

if (x instanceof Array) {

return s.array(x);

}

var a = ['{'], b, f, i, v;

for (i in x) {

v = x[i];

f = s[typeof v];

if (f) {

v = f(v);

if (typeof v == 'string') {

if (b) {

a[a.length] = ',';

}

a.push(s.string(i), ':', v);

b = true;

}

}

}

a[a.length] = '}';

return a.join('');

}

return 'null';

},

'string': function (x) {

if (/["\\\x00-\x1f]/.test(x)) {

x = x.replace(/([\x00-\x1f\\"])/g, function(a, b) {

var c = m[b];

if (c) {

return c;

}

c = b.charCodeAt();

return '\\u00' +

Math.floor(c / 16).toString(16) +

(c % 16).toString(16);

});

}

return '"' + x + '"';

}

};

$.toJSON = function(v) {

var f = isNaN(v) ? s[typeof v] : s['number'];

if (f) return f(v);

};

$.parseJSON = function(v, safe) {

if (JSON)

return JSON.parse(v);

if (safe === undefined)

safe = $.parseJSON.safe;

if (safe && !/^("(\\.|[^"\\\n\r])*?"|[,:{}\[\]0-9.\-+Eaeflnr-u \n\r\t])+?$/.test(v))

return undefined;

return eval('('+v+')');

};

$.parseJSON.safe = false;

})(jQuery);

}