gistfile1.js

// Found on my desktop from early 07'

// JSON ActiveResource - REST Implementation
/*
	Example of use.
	
	new Model('User');
	var myUser = User.find(12);
	myUser.name = 'Benjamin';
	myUser.save;

	Code structure:
		
		Users' methods
			find
			save
			create
			update_attribute
			new
			destroy
			+ its methods
		Transport
			save
			destroy
			new
	
	Extended use
	new Model('User', {controller: 'accounts'});
	new Model('User', {resource: 'http://beast.caboo.se'});
	new Model('User', {resource: 'http://beast.caboo.se', controller: 'accounts'});
	
	var myAsset = Asset.find(201);
	myAsset.tags.push('value'); // need to figure out associations
	myAsset.save;
*/
// Dispatch our model instance to its own object and methods
var Model = function (name, options) { this.init(name, options); };
Model.prototype = { init: function (name, options) { eval(name + ' = new ModelInstance(name, options || {});'); }};

// Our model instance
var ModelInstance = function (name, options) { this._init(name, options); }; 
ModelInstance.prototype = {
	_init: function (name, options) {
		var options = options || {};
		this._resource = options.resource || '';
		this._controller = options.controller || name.toLowerCase() + 's';
		
	},
	new: function (attribs) {
		// Load from server and push in attributes (optional)
	},
	find: function (id) {
		// Return record
		$.get(this._singular_url(id), function (xhr) {
			return xhr;
		}, 'json');
	},
	create: function (attribs) {
		//  Push in attributes (optional) POST to server, return object
		// Status 201 for succss
	},
	update: function (attribs) {
		// Push in attributes (optional) PUT to server, return object
		// Status 200 for success
	},
	save: function () {
		// Save object to server
		if(this.new_record()) {
			return this.create();
		} else {
			return this.update();
		}	
	},
	destroy: function (id) {
		var id = id || this.id;
		var response = $.post(this._singular_url(id), {_method: "delete"}).responseText;
		if(response.status == 200) {
			this.id = null;
			return this;
		} else { 
			return false;
		}
	},
	new_record: function () { return !(this.id) },
	_singular_url: function (id) { return this._resource + '/' + this._controller + '/' + (id || this.id) + '.js'; },
	_plural_url: function () { return this._resource + '/' + this._controller + '.js'; }	
};