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FD31.plugin("server", function($) {
/*!
* jquery.server.
* Extension of jquery.ajax with ability to parse server commands.
*
* Copyright (c) 2011 Jason Ramos
* www.stackideas.com
*
* Dual licensed under the MIT and GPL licenses:
* http://www.opensource.org/licenses/mit-license.php
* http://www.gnu.org/licenses/gpl.html
*
*/
var self = $.server = function(options) {
var request = $.Deferred(),
ajaxOptions = $.extend(true, {}, self.defaultOptions, options, {success: function(){}});
request.xhr = $.Ajax(ajaxOptions)
.done(function(commands){
if (typeof commands==="string") {
try {
commands = $.parseJSON(commands);
} catch(e) {
request.rejectWith(request, ["Unable to parse Ajax commands.", "error"])
}
}
if (!$.isArray(commands)) {
request.rejectWith(request, ["Invalid ajax commands.", "error"]);
} else {
var parse = function(command){
var type = command.type,
parser = self.parsers[type] || options[type];
if ($.isFunction(parser)) {
return parser.apply(request, command.data);
}
}
// Execute all the notifications first
var commands = $.map(commands, function(command) {
if (command.type=="notify") {
parse(command);
} else {
return command;
}
})
$.each(commands, function(i, command) {
parse(command);
});
}
// If server did not resolve this request
if (request.state()==="pending") {
// We'll resolve it ourselves
request.resolveWith(request);
}
})
.fail(function(xhr, status, statusText){
request.rejectWith(request, [statusText, status]);
});
return request;
};
self.defaultOptions = {
type: 'POST',
data: {
tmpl: 'component',
format: 'ajax',
no_html: 1
},
dataType: 'json'
};
self.parsers = {
script: function() {
var data = $.makeArray(arguments);
// For hardcoded javascript codes
if (typeof data[0] == 'string') {
try { eval(data[0]) } catch(err) {};
return;
}
/**
* Execute each method and assign returned object back to the chain.
*
* Foundry().attr('checked', true);
* is equivalent to:
* window['Foundry']('.element')[attr]('checked', true);
*/
var chain = window, chainBroken = false;
$.each(data, function(i, chainer)
{
if (chainer.property==="Foundry") {
chainer.property = $.globalNamespace;
}
if (chainer.method==="Foundry") {
chainer.method = $.globalNamespace;
}
try {
switch(chainer.type)
{
case 'get':
chain = chain[chainer.property];
break;
case 'set':
chain[chainer.property] = chainer.value;
chainBroken=true;
break;
case 'call':
chain = chain[chainer.method].apply(chain, chainer.args);
break;
}
} catch(err) {
chainBroken = true;
}
})
},
resolve: function() {
this.resolveWith(this, arguments);
},
reject: function() {
this.rejectWith(this, arguments);
},
notify: function() {
this.notifyWith(this, arguments);
},
redirect: function(url) {
window.location = url;
}
};
});