/* Simple JavaScript Inheritance

 * By John Resig http://ejohn.org/

 * MIT Licensed.

 */

// Inspired by base2 and Prototype

(function(){

	var initializing = false;



	// The base JQClass implementation (does nothing)

	window.JQClass = function(){};



	// Collection of derived classes

	JQClass.classes = {};

 

	// Create a new JQClass that inherits from this class

	JQClass.extend = function extender(prop) {

		var base = this.prototype;



		// Instantiate a base class (but only create the instance,

		// don't run the init constructor)

		initializing = true;

		var prototype = new this();

		initializing = false;



		// Copy the properties over onto the new prototype

		for (var name in prop) {

			// Check if we're overwriting an existing function

			prototype[name] = typeof prop[name] == 'function' &&

				typeof base[name] == 'function' ?

				(function(name, fn){

					return function() {

						var __super = this._super;



						// Add a new ._super() method that is the same method

						// but on the super-class

						this._super = function(args) {

							return base[name].apply(this, args || []);

						};



						var ret = fn.apply(this, arguments);				



						// The method only need to be bound temporarily, so we

						// remove it when we're done executing

						this._super = __super;



						return ret;

					};

				})(name, prop[name]) :

				prop[name];

		}



		// The dummy class constructor

		function JQClass() {

			// All construction is actually done in the init method

			if (!initializing && this._init) {

				this._init.apply(this, arguments);

			}

		}



		// Populate our constructed prototype object

		JQClass.prototype = prototype;



		// Enforce the constructor to be what we expect

		JQClass.prototype.constructor = JQClass;



		// And make this class extendable

		JQClass.extend = extender;



		return JQClass;

	};

})();



(function($) { // Ensure $, encapsulate



	/** Abstract base class for collection plugins v1.0.1.

		Written by Keith Wood (kbwood{at}iinet.com.au) December 2013.

		Licensed under the MIT (http://keith-wood.name/licence.html) license.

		@module $.JQPlugin

		@abstract */

	JQClass.classes.JQPlugin = JQClass.extend({



		/** Name to identify this plugin.

			@example name: 'tabs' */

		name: 'plugin',



		/** Default options for instances of this plugin (default: {}).

			@example defaultOptions: {

 	selectedClass: 'selected',

 	triggers: 'click'

 } */

		defaultOptions: {},

		

		/** Options dependent on the locale.

			Indexed by language and (optional) country code, with '' denoting the default language (English/US).

			@example regionalOptions: {

	'': {

		greeting: 'Hi'

	}

 } */

		regionalOptions: {},

		

		/** Names of getter methods - those that can't be chained (default: []).

			@example _getters: ['activeTab'] */

		_getters: [],



		/** Retrieve a marker class for affected elements.

			@private

			@return {string} The marker class. */

		_getMarker: function() {

			return 'is-' + this.name;

		},

		

		/** Initialise the plugin.

			Create the jQuery bridge - plugin name <code>xyz</code>

			produces <code>$.xyz</code> and <code>$.fn.xyz</code>. */

		_init: function() {

			// Apply default localisations

			$.extend(this.defaultOptions, (this.regionalOptions && this.regionalOptions['']) || {});

			// Camel-case the name

			var jqName = camelCase(this.name);

			// Expose jQuery singleton manager

			$[jqName] = this;

			// Expose jQuery collection plugin

			$.fn[jqName] = function(options) {

				var otherArgs = Array.prototype.slice.call(arguments, 1);

				if ($[jqName]._isNotChained(options, otherArgs)) {

					return $[jqName][options].apply($[jqName], [this[0]].concat(otherArgs));

				}

				return this.each(function() {

					if (typeof options === 'string') {

						if (options[0] === '_' || !$[jqName][options]) {

							throw 'Unknown method: ' + options;

						}

						$[jqName][options].apply($[jqName], [this].concat(otherArgs));

					}

					else {

						$[jqName]._attach(this, options);

					}

				});

			};

		},



		/** Set default values for all subsequent instances.

			@param options {object} The new default options.

			@example $.plugin.setDefauls({name: value}) */

		setDefaults: function(options) {

			$.extend(this.defaultOptions, options || {});

		},

		

		/** Determine whether a method is a getter and doesn't permit chaining.

			@private

			@param name {string} The method name.

			@param otherArgs {any[]} Any other arguments for the method.

			@return {boolean} True if this method is a getter, false otherwise. */

		_isNotChained: function(name, otherArgs) {

			if (name === 'option' && (otherArgs.length === 0 ||

					(otherArgs.length === 1 && typeof otherArgs[0] === 'string'))) {

				return true;

			}

			return $.inArray(name, this._getters) > -1;

		},

		

		/** Initialise an element. Called internally only.

			Adds an instance object as data named for the plugin.

			@param elem {Element} The element to enhance.

			@param options {object} Overriding settings. */

		_attach: function(elem, options) {

			elem = $(elem);

			if (elem.hasClass(this._getMarker())) {

				return;

			}

			elem.addClass(this._getMarker());

			options = $.extend({}, this.defaultOptions, this._getMetadata(elem), options || {});

			var inst = $.extend({name: this.name, elem: elem, options: options},

				this._instSettings(elem, options));

			elem.data(this.name, inst); // Save instance against element

			this._postAttach(elem, inst);

			this.option(elem, options);

		},



		/** Retrieve additional instance settings.

			Override this in a sub-class to provide extra settings.

			@param elem {jQuery} The current jQuery element.

			@param options {object} The instance options.

			@return {object} Any extra instance values.

			@example _instSettings: function(elem, options) {

 	return {nav: elem.find(options.navSelector)};

 } */

		_instSettings: function(elem, options) {

			return {};

		},



		/** Plugin specific post initialisation.

			Override this in a sub-class to perform extra activities.

			@param elem {jQuery} The current jQuery element.

			@param inst {object} The instance settings.

			@example _postAttach: function(elem, inst) {

 	elem.on('click.' + this.name, function() {

 		...

 	});

 } */

		_postAttach: function(elem, inst) {

		},



		/** Retrieve metadata configuration from the element.

			Metadata is specified as an attribute:

			<code>data-&lt;plugin name>="&lt;setting name>: '&lt;value>', ..."</code>.

			Dates should be specified as strings in this format: 'new Date(y, m-1, d)'.

			@private

			@param elem {jQuery} The source element.

			@return {object} The inline configuration or {}. */

		_getMetadata: function(elem) {

			try {

				var data = elem.data(this.name.toLowerCase()) || '';

				data = data.replace(/'/g, '"');

				data = data.replace(/([a-zA-Z0-9]+):/g, function(match, group, i) { 

					var count = data.substring(0, i).match(/"/g); // Handle embedded ':'

					return (!count || count.length % 2 === 0 ? '"' + group + '":' : group + ':');

				});

				data = $.parseJSON('{' + data + '}');

				for (var name in data) { // Convert dates

					var value = data[name];

					if (typeof value === 'string' && value.match(/^new Date\((.*)\)$/)) {

						data[name] = eval(value);

					}

				}

				return data;

			}

			catch (e) {

				return {};

			}

		},



		/** Retrieve the instance data for element.

			@param elem {Element} The source element.

			@return {object} The instance data or {}. */

		_getInst: function(elem) {

			return $(elem).data(this.name) || {};

		},

		

		/** Retrieve or reconfigure the settings for a plugin.

			@param elem {Element} The source element.

			@param name {object|string} The collection of new option values or the name of a single option.

			@param [value] {any} The value for a single named option.

			@return {any|object} If retrieving a single value or all options.

			@example $(selector).plugin('option', 'name', value)

 $(selector).plugin('option', {name: value, ...})

 var value = $(selector).plugin('option', 'name')

 var options = $(selector).plugin('option') */

		option: function(elem, name, value) {

			elem = $(elem);

			var inst = elem.data(this.name);

			if  (!name || (typeof name === 'string' && value == null)) {

				var options = (inst || {}).options;

				return (options && name ? options[name] : options);

			}

			if (!elem.hasClass(this._getMarker())) {

				return;

			}

			var options = name || {};

			if (typeof name === 'string') {

				options = {};

				options[name] = value;

			}

			this._optionsChanged(elem, inst, options);

			$.extend(inst.options, options);

		},

		

		/** Plugin specific options processing.

			Old value available in <code>inst.options[name]</code>, new value in <code>options[name]</code>.

			Override this in a sub-class to perform extra activities.

			@param elem {jQuery} The current jQuery element.

			@param inst {object} The instance settings.

			@param options {object} The new options.

			@example _optionsChanged: function(elem, inst, options) {

 	if (options.name != inst.options.name) {

 		elem.removeClass(inst.options.name).addClass(options.name);

 	}

 } */

		_optionsChanged: function(elem, inst, options) {

		},

		

		/** Remove all trace of the plugin.

			Override <code>_preDestroy</code> for plugin-specific processing.

			@param elem {Element} The source element.

			@example $(selector).plugin('destroy') */

		destroy: function(elem) {

			elem = $(elem);

			if (!elem.hasClass(this._getMarker())) {

				return;

			}

			this._preDestroy(elem, this._getInst(elem));

			elem.removeData(this.name).removeClass(this._getMarker());

		},



		/** Plugin specific pre destruction.

			Override this in a sub-class to perform extra activities and undo everything that was

			done in the <code>_postAttach</code> or <code>_optionsChanged</code> functions.

			@param elem {jQuery} The current jQuery element.

			@param inst {object} The instance settings.

			@example _preDestroy: function(elem, inst) {

 	elem.off('.' + this.name);

 } */

		_preDestroy: function(elem, inst) {

		}

	});

	

	/** Convert names from hyphenated to camel-case.

		@private

		@param value {string} The original hyphenated name.

		@return {string} The camel-case version. */

	function camelCase(name) {

		return name.replace(/-([a-z])/g, function(match, group) {

			return group.toUpperCase();

		});

	}

	

	/** Expose the plugin base.

		@namespace "$.JQPlugin" */

	$.JQPlugin = {

	

		/** Create a new collection plugin.

			@memberof "$.JQPlugin"

			@param [superClass='JQPlugin'] {string} The name of the parent class to inherit from.

			@param overrides {object} The property/function overrides for the new class.

			@example $.JQPlugin.createPlugin({

 	name: 'tabs',

 	defaultOptions: {selectedClass: 'selected'},

 	_initSettings: function(elem, options) { return {...}; },

 	_postAttach: function(elem, inst) { ... }

 }); */

		createPlugin: function(superClass, overrides) {

			if (typeof superClass === 'object') {

				overrides = superClass;

				superClass = 'JQPlugin';

			}

			superClass = camelCase(superClass);

			var className = camelCase(overrides.name);

			JQClass.classes[className] = JQClass.classes[superClass].extend(overrides);

			new JQClass.classes[className]();

		}

	};



})(jQuery);