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removed dup'd files

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commit 2ef2482dc1cc6ede89aa428845b72c909e7d1f8a 1 parent b2bc129
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  1. +0 −4 labs/architecture-examples/backbone_marionette_modules/backbone_marionette/.jshintignore
  2. +0 −10 labs/architecture-examples/backbone_marionette_modules/backbone_marionette/css/custom.css
  3. +0 −97 labs/architecture-examples/backbone_marionette_modules/backbone_marionette/index.html
  4. +0 −11 labs/architecture-examples/backbone_marionette_modules/backbone_marionette/js/Router.js
  5. +0 −45 labs/architecture-examples/backbone_marionette_modules/backbone_marionette/js/app.js
  6. +0 −19 labs/architecture-examples/backbone_marionette_modules/backbone_marionette/js/collections/TodoList.js
  7. +0 −136 labs/architecture-examples/backbone_marionette_modules/backbone_marionette/js/lib/backbone-localStorage.js
  8. +0 −1,431 labs/architecture-examples/backbone_marionette_modules/backbone_marionette/js/lib/backbone.js
  9. +0 −1,346 labs/architecture-examples/backbone_marionette_modules/backbone_marionette/js/lib/backbone.marionette.js
  10. +0 −1,059 labs/architecture-examples/backbone_marionette_modules/backbone_marionette/js/lib/underscore.js
  11. +0 −16 labs/architecture-examples/backbone_marionette_modules/backbone_marionette/js/models/Todo.js
  12. +0 −28 labs/architecture-examples/backbone_marionette_modules/backbone_marionette/js/views/Footer.js
  13. +0 −21 labs/architecture-examples/backbone_marionette_modules/backbone_marionette/js/views/Header.js
  14. +0 −49 labs/architecture-examples/backbone_marionette_modules/backbone_marionette/js/views/TodoItemView.js
  15. +0 −37 labs/architecture-examples/backbone_marionette_modules/backbone_marionette/js/views/TodoListCompositeView.js
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4 labs/architecture-examples/backbone_marionette_modules/backbone_marionette/.jshintignore
@@ -1,4 +0,0 @@
-js/lib/underscore.js
-js/lib/backbone.js
-js/lib/backbone.marionette.js
-js/lib/backbone-localStorage.js
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10 labs/architecture-examples/backbone_marionette_modules/backbone_marionette/css/custom.css
@@ -1,10 +0,0 @@
-#todoapp.filter-active #todo-list .completed {
- display:none
-}
-#todoapp.filter-completed #todo-list .active {
- display:none
-}
-
-#main, #footer {
- display : none;
-}
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97 labs/architecture-examples/backbone_marionette_modules/backbone_marionette/index.html
@@ -1,97 +0,0 @@
-<!doctype html>
-<html lang="en">
-<head>
- <meta charset="utf-8">
- <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
- <title>Marionette • TodoMVC</title>
- <link rel="stylesheet" href="../../../assets/base.css">
- <link rel="stylesheet" href="css/custom.css">
- <!--[if IE]>
- <script src="../../../assets/ie.js"></script>
- <![endif]-->
-</head>
-<body>
-<section id="todoapp">
- <header id="header"></header>
- <section id="main"></section>
- <footer id="footer"></footer>
-</section>
-<footer id="info">
- <p>Double-click to edit a todo</p>
-
- <p>Created by <a href="http://github.com/jsoverson">Jarrod Overson</a></p>
-</footer>
-
-<!-- vendor libraries -->
-<script src="../../../assets/base.js"></script>
-<script src="../../../assets/jquery.min.js"></script>
-<script src="js/lib/underscore.js"></script>
-<script src="js/lib/backbone.js"></script>
-<script src="js/lib/backbone-localStorage.js"></script>
-<script src="js/lib/backbone.marionette.js"></script>
-
-<!-- application libraries -->
-<script src="js/models/Todo.js"></script>
-<script src="js/collections/TodoList.js"></script>
-<script src="js/Router.js"></script>
-
-<!-- application views -->
-<script src="js/views/Footer.js"></script>
-<script src="js/views/Header.js"></script>
-<script src="js/views/TodoItemView.js"></script>
-<script src="js/views/TodoListCompositeView.js"></script>
-
-<!-- application -->
-<script src="js/app.js"></script>
-
-<script type="text/html" id="template-footer">
- <span id="todo-count"><strong></strong> items left</span>
- <ul id="filters">
- <li>
- <a href="#/">All</a>
- </li>
- <li>
- <a href="#/active">Active</a>
- </li>
- <li>
- <a href="#/completed">Completed</a>
- </li>
- </ul>
- <button id="clear-completed">Clear completed</button>
-</script>
-
-<script type="text/html" id="template-header">
- <h1>todos</h1>
- <input id="new-todo" placeholder="What needs to be done?" autofocus>
-</script>
-
-<script type="text/html" id="template-todoItemView">
- <div class="view">
- <input class="toggle" type="checkbox" <% if (completed) { %>checked<% } %>>
- <label><%= title %></label>
- <button class="destroy"></button>
- </div>
- <input class="edit" value="<%= title %>">
-</script>
-
-<script type="text/html" id="template-todoListCompositeView">
- <input id="toggle-all" type="checkbox">
- <label for="toggle-all">Mark all as complete</label>
- <ul id="todo-list"></ul>
-</script>
-
-<script>
- var _gaq = _gaq || [];
- _gaq.push(['_setAccount', 'UA-22728809-1']);
- _gaq.push(['_trackPageview']);
- (function () {
- var ga = document.createElement('script');
- ga.type = 'text/javascript';
- ga.async = true;
- ga.src = ('https:' == document.location.protocol ? 'https://ssl' : 'http://www') + '.google-analytics.com/ga.js';
- var s = document.getElementsByTagName('script')[0];
- s.parentNode.insertBefore(ga, s);
- })();
-</script>
-</body>
-</html>
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11 labs/architecture-examples/backbone_marionette_modules/backbone_marionette/js/Router.js
@@ -1,11 +0,0 @@
-
-var Router = Backbone.Marionette.AppRouter.extend({
- appRoutes : {
- '*filter': 'setFilter'
- },
- controller : {
- setFilter : function(param) {
- app.vent.trigger('todoList:filter', param.trim() || '');
- }
- }
-});
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45 labs/architecture-examples/backbone_marionette_modules/backbone_marionette/js/app.js
@@ -1,45 +0,0 @@
-/*global $*/
-
-var todoList = new TodoList();
-
-var app = new Backbone.Marionette.Application();
-
-app.bindTo(todoList, 'all', function () {
- if (todoList.length === 0) {
- app.main.$el.hide();
- app.footer.$el.hide();
- } else {
- app.main.$el.show();
- app.footer.$el.show();
- }
-});
-
-app.addRegions({
- header : '#header',
- main : '#main',
- footer : '#footer'
-});
-
-app.addInitializer(function(){
- app.header.show(new Header());
- app.main.show(new TodoListCompositeView({
- collection : todoList
- }));
- app.footer.show(new Footer());
-
- todoList.fetch();
-});
-
-
-app.vent.on('todoList:filter',function(filter) {
- filter = filter || 'all';
- $('#todoapp').attr('class', 'filter-' + filter);
-});
-
-$(function(){
- app.start();
- new Router();
- Backbone.history.start();
-});
-
-
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19 labs/architecture-examples/backbone_marionette_modules/backbone_marionette/js/collections/TodoList.js
@@ -1,19 +0,0 @@
-
-var TodoList = (function(){
- function isCompleted(todo) { return todo.get('completed'); }
-
- return Backbone.Collection.extend({
- model: Todo,
- localStorage: new Backbone.LocalStorage('todos-backbone'),
-
- getCompleted: function() {
- return this.filter(isCompleted);
- },
- getActive: function() {
- return this.reject(isCompleted);
- },
- comparator: function( todo ) {
- return todo.get('created');
- }
- });
-}());
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136 labs/architecture-examples/backbone_marionette_modules/backbone_marionette/js/lib/backbone-localStorage.js
@@ -1,136 +0,0 @@
-/**
- * Backbone localStorage Adapter
- * https://github.com/jeromegn/Backbone.localStorage
- */
-
-(function() {
- // A simple module to replace `Backbone.sync` with *localStorage*-based
- // persistence. Models are given GUIDS, and saved into a JSON object. Simple
- // as that.
-
- // Hold reference to Underscore.js and Backbone.js in the closure in order
- // to make things work even if they are removed from the global namespace
- var _ = this._;
- var Backbone = this.Backbone;
-
- // Generate four random hex digits.
- function S4() {
- return (((1+Math.random())*0x10000)|0).toString(16).substring(1);
- };
-
- // Generate a pseudo-GUID by concatenating random hexadecimal.
- function guid() {
- return (S4()+S4()+"-"+S4()+"-"+S4()+"-"+S4()+"-"+S4()+S4()+S4());
- };
-
- // Our Store is represented by a single JS object in *localStorage*. Create it
- // with a meaningful name, like the name you'd give a table.
- // window.Store is deprectated, use Backbone.LocalStorage instead
- Backbone.LocalStorage = window.Store = function(name) {
- this.name = name;
- var store = this.localStorage().getItem(this.name);
- this.records = (store && store.split(",")) || [];
- };
-
- _.extend(Backbone.LocalStorage.prototype, {
-
- // Save the current state of the **Store** to *localStorage*.
- save: function() {
- this.localStorage().setItem(this.name, this.records.join(","));
- },
-
- // Add a model, giving it a (hopefully)-unique GUID, if it doesn't already
- // have an id of it's own.
- create: function(model) {
- if (!model.id) {
- model.id = guid();
- model.set(model.idAttribute, model.id);
- }
- this.localStorage().setItem(this.name+"-"+model.id, JSON.stringify(model));
- this.records.push(model.id.toString());
- this.save();
- return model.toJSON();
- },
-
- // Update a model by replacing its copy in `this.data`.
- update: function(model) {
- this.localStorage().setItem(this.name+"-"+model.id, JSON.stringify(model));
- if (!_.include(this.records, model.id.toString())) this.records.push(model.id.toString()); this.save();
- return model.toJSON();
- },
-
- // Retrieve a model from `this.data` by id.
- find: function(model) {
- return JSON.parse(this.localStorage().getItem(this.name+"-"+model.id));
- },
-
- // Return the array of all models currently in storage.
- findAll: function() {
- return _(this.records).chain()
- .map(function(id){return JSON.parse(this.localStorage().getItem(this.name+"-"+id));}, this)
- .compact()
- .value();
- },
-
- // Delete a model from `this.data`, returning it.
- destroy: function(model) {
- this.localStorage().removeItem(this.name+"-"+model.id);
- this.records = _.reject(this.records, function(record_id){return record_id == model.id.toString();});
- this.save();
- return model;
- },
-
- localStorage: function() {
- return localStorage;
- }
-
- });
-
- // localSync delegate to the model or collection's
- // *localStorage* property, which should be an instance of `Store`.
- // window.Store.sync and Backbone.localSync is deprectated, use Backbone.LocalStorage.sync instead
- Backbone.LocalStorage.sync = window.Store.sync = Backbone.localSync = function(method, model, options, error) {
- var store = model.localStorage || model.collection.localStorage;
-
- // Backwards compatibility with Backbone <= 0.3.3
- if (typeof options == 'function') {
- options = {
- success: options,
- error: error
- };
- }
-
- var resp;
-
- switch (method) {
- case "read": resp = model.id != undefined ? store.find(model) : store.findAll(); break;
- case "create": resp = store.create(model); break;
- case "update": resp = store.update(model); break;
- case "delete": resp = store.destroy(model); break;
- }
-
- if (resp) {
- options.success(resp);
- } else {
- options.error("Record not found");
- }
- };
-
- Backbone.ajaxSync = Backbone.sync;
-
- Backbone.getSyncMethod = function(model) {
- if(model.localStorage || (model.collection && model.collection.localStorage))
- {
- return Backbone.localSync;
- }
-
- return Backbone.ajaxSync;
- };
-
- // Override 'Backbone.sync' to default to localSync,
- // the original 'Backbone.sync' is still available in 'Backbone.ajaxSync'
- Backbone.sync = function(method, model, options, error) {
- return Backbone.getSyncMethod(model).apply(this, [method, model, options, error]);
- };
-
-})();
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1,431 labs/architecture-examples/backbone_marionette_modules/backbone_marionette/js/lib/backbone.js
@@ -1,1431 +0,0 @@
-// Backbone.js 0.9.2
-
-// (c) 2010-2012 Jeremy Ashkenas, DocumentCloud Inc.
-// Backbone may be freely distributed under the MIT license.
-// For all details and documentation:
-// http://backbonejs.org
-
-(function(){
-
- // Initial Setup
- // -------------
-
- // Save a reference to the global object (`window` in the browser, `global`
- // on the server).
- var root = this;
-
- // Save the previous value of the `Backbone` variable, so that it can be
- // restored later on, if `noConflict` is used.
- var previousBackbone = root.Backbone;
-
- // Create a local reference to slice/splice.
- var slice = Array.prototype.slice;
- var splice = Array.prototype.splice;
-
- // The top-level namespace. All public Backbone classes and modules will
- // be attached to this. Exported for both CommonJS and the browser.
- var Backbone;
- if (typeof exports !== 'undefined') {
- Backbone = exports;
- } else {
- Backbone = root.Backbone = {};
- }
-
- // Current version of the library. Keep in sync with `package.json`.
- Backbone.VERSION = '0.9.2';
-
- // Require Underscore, if we're on the server, and it's not already present.
- var _ = root._;
- if (!_ && (typeof require !== 'undefined')) _ = require('underscore');
-
- // For Backbone's purposes, jQuery, Zepto, or Ender owns the `$` variable.
- var $ = root.jQuery || root.Zepto || root.ender;
-
- // Set the JavaScript library that will be used for DOM manipulation and
- // Ajax calls (a.k.a. the `$` variable). By default Backbone will use: jQuery,
- // Zepto, or Ender; but the `setDomLibrary()` method lets you inject an
- // alternate JavaScript library (or a mock library for testing your views
- // outside of a browser).
- Backbone.setDomLibrary = function(lib) {
- $ = lib;
- };
-
- // Runs Backbone.js in *noConflict* mode, returning the `Backbone` variable
- // to its previous owner. Returns a reference to this Backbone object.
- Backbone.noConflict = function() {
- root.Backbone = previousBackbone;
- return this;
- };
-
- // Turn on `emulateHTTP` to support legacy HTTP servers. Setting this option
- // will fake `"PUT"` and `"DELETE"` requests via the `_method` parameter and
- // set a `X-Http-Method-Override` header.
- Backbone.emulateHTTP = false;
-
- // Turn on `emulateJSON` to support legacy servers that can't deal with direct
- // `application/json` requests ... will encode the body as
- // `application/x-www-form-urlencoded` instead and will send the model in a
- // form param named `model`.
- Backbone.emulateJSON = false;
-
- // Backbone.Events
- // -----------------
-
- // Regular expression used to split event strings
- var eventSplitter = /\s+/;
-
- // A module that can be mixed in to *any object* in order to provide it with
- // custom events. You may bind with `on` or remove with `off` callback functions
- // to an event; trigger`-ing an event fires all callbacks in succession.
- //
- // var object = {};
- // _.extend(object, Backbone.Events);
- // object.on('expand', function(){ alert('expanded'); });
- // object.trigger('expand');
- //
- var Events = Backbone.Events = {
-
- // Bind one or more space separated events, `events`, to a `callback`
- // function. Passing `"all"` will bind the callback to all events fired.
- on: function(events, callback, context) {
-
- var calls, event, node, tail, list;
- if (!callback) return this;
- events = events.split(eventSplitter);
- calls = this._callbacks || (this._callbacks = {});
-
- // Create an immutable callback list, allowing traversal during
- // modification. The tail is an empty object that will always be used
- // as the next node.
- while (event = events.shift()) {
- list = calls[event];
- node = list ? list.tail : {};
- node.next = tail = {};
- node.context = context;
- node.callback = callback;
- calls[event] = {tail: tail, next: list ? list.next : node};
- }
-
- return this;
- },
-
- // Remove one or many callbacks. If `context` is null, removes all callbacks
- // with that function. If `callback` is null, removes all callbacks for the
- // event. If `events` is null, removes all bound callbacks for all events.
- off: function(events, callback, context) {
- var event, calls, node, tail, cb, ctx;
-
- // No events, or removing *all* events.
- if (!(calls = this._callbacks)) return;
- if (!(events || callback || context)) {
- delete this._callbacks;
- return this;
- }
-
- // Loop through the listed events and contexts, splicing them out of the
- // linked list of callbacks if appropriate.
- events = events ? events.split(eventSplitter) : _.keys(calls);
- while (event = events.shift()) {
- node = calls[event];
- delete calls[event];
- if (!node || !(callback || context)) continue;
- // Create a new list, omitting the indicated callbacks.
- tail = node.tail;
- while ((node = node.next) !== tail) {
- cb = node.callback;
- ctx = node.context;
- if ((callback && cb !== callback) || (context && ctx !== context)) {
- this.on(event, cb, ctx);
- }
- }
- }
-
- return this;
- },
-
- // Trigger one or many events, firing all bound callbacks. Callbacks are
- // passed the same arguments as `trigger` is, apart from the event name
- // (unless you're listening on `"all"`, which will cause your callback to
- // receive the true name of the event as the first argument).
- trigger: function(events) {
- var event, node, calls, tail, args, all, rest;
- if (!(calls = this._callbacks)) return this;
- all = calls.all;
- events = events.split(eventSplitter);
- rest = slice.call(arguments, 1);
-
- // For each event, walk through the linked list of callbacks twice,
- // first to trigger the event, then to trigger any `"all"` callbacks.
- while (event = events.shift()) {
- if (node = calls[event]) {
- tail = node.tail;
- while ((node = node.next) !== tail) {
- node.callback.apply(node.context || this, rest);
- }
- }
- if (node = all) {
- tail = node.tail;
- args = [event].concat(rest);
- while ((node = node.next) !== tail) {
- node.callback.apply(node.context || this, args);
- }
- }
- }
-
- return this;
- }
-
- };
-
- // Aliases for backwards compatibility.
- Events.bind = Events.on;
- Events.unbind = Events.off;
-
- // Backbone.Model
- // --------------
-
- // Create a new model, with defined attributes. A client id (`cid`)
- // is automatically generated and assigned for you.
- var Model = Backbone.Model = function(attributes, options) {
- var defaults;
- attributes || (attributes = {});
- if (options && options.parse) attributes = this.parse(attributes);
- if (defaults = getValue(this, 'defaults')) {
- attributes = _.extend({}, defaults, attributes);
- }
- if (options && options.collection) this.collection = options.collection;
- this.attributes = {};
- this._escapedAttributes = {};
- this.cid = _.uniqueId('c');
- this.changed = {};
- this._silent = {};
- this._pending = {};
- this.set(attributes, {silent: true});
- // Reset change tracking.
- this.changed = {};
- this._silent = {};
- this._pending = {};
- this._previousAttributes = _.clone(this.attributes);
- this.initialize.apply(this, arguments);
- };
-
- // Attach all inheritable methods to the Model prototype.
- _.extend(Model.prototype, Events, {
-
- // A hash of attributes whose current and previous value differ.
- changed: null,
-
- // A hash of attributes that have silently changed since the last time
- // `change` was called. Will become pending attributes on the next call.
- _silent: null,
-
- // A hash of attributes that have changed since the last `'change'` event
- // began.
- _pending: null,
-
- // The default name for the JSON `id` attribute is `"id"`. MongoDB and
- // CouchDB users may want to set this to `"_id"`.
- idAttribute: 'id',
-
- // Initialize is an empty function by default. Override it with your own
- // initialization logic.
- initialize: function(){},
-
- // Return a copy of the model's `attributes` object.
- toJSON: function(options) {
- return _.clone(this.attributes);
- },
-
- // Get the value of an attribute.
- get: function(attr) {
- return this.attributes[attr];
- },
-
- // Get the HTML-escaped value of an attribute.
- escape: function(attr) {
- var html;
- if (html = this._escapedAttributes[attr]) return html;
- var val = this.get(attr);
- return this._escapedAttributes[attr] = _.escape(val == null ? '' : '' + val);
- },
-
- // Returns `true` if the attribute contains a value that is not null
- // or undefined.
- has: function(attr) {
- return this.get(attr) != null;
- },
-
- // Set a hash of model attributes on the object, firing `"change"` unless
- // you choose to silence it.
- set: function(key, value, options) {
- var attrs, attr, val;
-
- // Handle both `"key", value` and `{key: value}` -style arguments.
- if (_.isObject(key) || key == null) {
- attrs = key;
- options = value;
- } else {
- attrs = {};
- attrs[key] = value;
- }
-
- // Extract attributes and options.
- options || (options = {});
- if (!attrs) return this;
- if (attrs instanceof Model) attrs = attrs.attributes;
- if (options.unset) for (attr in attrs) attrs[attr] = void 0;
-
- // Run validation.
- if (!this._validate(attrs, options)) return false;
-
- // Check for changes of `id`.
- if (this.idAttribute in attrs) this.id = attrs[this.idAttribute];
-
- var changes = options.changes = {};
- var now = this.attributes;
- var escaped = this._escapedAttributes;
- var prev = this._previousAttributes || {};
-
- // For each `set` attribute...
- for (attr in attrs) {
- val = attrs[attr];
-
- // If the new and current value differ, record the change.
- if (!_.isEqual(now[attr], val) || (options.unset && _.has(now, attr))) {
- delete escaped[attr];
- (options.silent ? this._silent : changes)[attr] = true;
- }
-
- // Update or delete the current value.
- options.unset ? delete now[attr] : now[attr] = val;
-
- // If the new and previous value differ, record the change. If not,
- // then remove changes for this attribute.
- if (!_.isEqual(prev[attr], val) || (_.has(now, attr) != _.has(prev, attr))) {
- this.changed[attr] = val;
- if (!options.silent) this._pending[attr] = true;
- } else {
- delete this.changed[attr];
- delete this._pending[attr];
- }
- }
-
- // Fire the `"change"` events.
- if (!options.silent) this.change(options);
- return this;
- },
-
- // Remove an attribute from the model, firing `"change"` unless you choose
- // to silence it. `unset` is a noop if the attribute doesn't exist.
- unset: function(attr, options) {
- (options || (options = {})).unset = true;
- return this.set(attr, null, options);
- },
-
- // Clear all attributes on the model, firing `"change"` unless you choose
- // to silence it.
- clear: function(options) {
- (options || (options = {})).unset = true;
- return this.set(_.clone(this.attributes), options);
- },
-
- // Fetch the model from the server. If the server's representation of the
- // model differs from its current attributes, they will be overriden,
- // triggering a `"change"` event.
- fetch: function(options) {
- options = options ? _.clone(options) : {};
- var model = this;
- var success = options.success;
- options.success = function(resp, status, xhr) {
- if (!model.set(model.parse(resp, xhr), options)) return false;
- if (success) success(model, resp);
- };
- options.error = Backbone.wrapError(options.error, model, options);
- return (this.sync || Backbone.sync).call(this, 'read', this, options);
- },
-
- // Set a hash of model attributes, and sync the model to the server.
- // If the server returns an attributes hash that differs, the model's
- // state will be `set` again.
- save: function(key, value, options) {
- var attrs, current;
-
- // Handle both `("key", value)` and `({key: value})` -style calls.
- if (_.isObject(key) || key == null) {
- attrs = key;
- options = value;
- } else {
- attrs = {};
- attrs[key] = value;
- }
- options = options ? _.clone(options) : {};
-
- // If we're "wait"-ing to set changed attributes, validate early.
- if (options.wait) {
- if (!this._validate(attrs, options)) return false;
- current = _.clone(this.attributes);
- }
-
- // Regular saves `set` attributes before persisting to the server.
- var silentOptions = _.extend({}, options, {silent: true});
- if (attrs && !this.set(attrs, options.wait ? silentOptions : options)) {
- return false;
- }
-
- // After a successful server-side save, the client is (optionally)
- // updated with the server-side state.
- var model = this;
- var success = options.success;
- options.success = function(resp, status, xhr) {
- var serverAttrs = model.parse(resp, xhr);
- if (options.wait) {
- delete options.wait;
- serverAttrs = _.extend(attrs || {}, serverAttrs);
- }
- if (!model.set(serverAttrs, options)) return false;
- if (success) {
- success(model, resp);
- } else {
- model.trigger('sync', model, resp, options);
- }
- };
-
- // Finish configuring and sending the Ajax request.
- options.error = Backbone.wrapError(options.error, model, options);
- var method = this.isNew() ? 'create' : 'update';
- var xhr = (this.sync || Backbone.sync).call(this, method, this, options);
- if (options.wait) this.set(current, silentOptions);
- return xhr;
- },
-
- // Destroy this model on the server if it was already persisted.
- // Optimistically removes the model from its collection, if it has one.
- // If `wait: true` is passed, waits for the server to respond before removal.
- destroy: function(options) {
- options = options ? _.clone(options) : {};
- var model = this;
- var success = options.success;
-
- var triggerDestroy = function() {
- model.trigger('destroy', model, model.collection, options);
- };
-
- if (this.isNew()) {
- triggerDestroy();
- return false;
- }
-
- options.success = function(resp) {
- if (options.wait) triggerDestroy();
- if (success) {
- success(model, resp);
- } else {
- model.trigger('sync', model, resp, options);
- }
- };
-
- options.error = Backbone.wrapError(options.error, model, options);
- var xhr = (this.sync || Backbone.sync).call(this, 'delete', this, options);
- if (!options.wait) triggerDestroy();
- return xhr;
- },
-
- // Default URL for the model's representation on the server -- if you're
- // using Backbone's restful methods, override this to change the endpoint
- // that will be called.
- url: function() {
- var base = getValue(this, 'urlRoot') || getValue(this.collection, 'url') || urlError();
- if (this.isNew()) return base;
- return base + (base.charAt(base.length - 1) == '/' ? '' : '/') + encodeURIComponent(this.id);
- },
-
- // **parse** converts a response into the hash of attributes to be `set` on
- // the model. The default implementation is just to pass the response along.
- parse: function(resp, xhr) {
- return resp;
- },
-
- // Create a new model with identical attributes to this one.
- clone: function() {
- return new this.constructor(this.attributes);
- },
-
- // A model is new if it has never been saved to the server, and lacks an id.
- isNew: function() {
- return this.id == null;
- },
-
- // Call this method to manually fire a `"change"` event for this model and
- // a `"change:attribute"` event for each changed attribute.
- // Calling this will cause all objects observing the model to update.
- change: function(options) {
- options || (options = {});
- var changing = this._changing;
- this._changing = true;
-
- // Silent changes become pending changes.
- for (var attr in this._silent) this._pending[attr] = true;
-
- // Silent changes are triggered.
- var changes = _.extend({}, options.changes, this._silent);
- this._silent = {};
- for (var attr in changes) {
- this.trigger('change:' + attr, this, this.get(attr), options);
- }
- if (changing) return this;
-
- // Continue firing `"change"` events while there are pending changes.
- while (!_.isEmpty(this._pending)) {
- this._pending = {};
- this.trigger('change', this, options);
- // Pending and silent changes still remain.
- for (var attr in this.changed) {
- if (this._pending[attr] || this._silent[attr]) continue;
- delete this.changed[attr];
- }
- this._previousAttributes = _.clone(this.attributes);
- }
-
- this._changing = false;
- return this;
- },
-
- // Determine if the model has changed since the last `"change"` event.
- // If you specify an attribute name, determine if that attribute has changed.
- hasChanged: function(attr) {
- if (!arguments.length) return !_.isEmpty(this.changed);
- return _.has(this.changed, attr);
- },
-
- // Return an object containing all the attributes that have changed, or
- // false if there are no changed attributes. Useful for determining what
- // parts of a view need to be updated and/or what attributes need to be
- // persisted to the server. Unset attributes will be set to undefined.
- // You can also pass an attributes object to diff against the model,
- // determining if there *would be* a change.
- changedAttributes: function(diff) {
- if (!diff) return this.hasChanged() ? _.clone(this.changed) : false;
- var val, changed = false, old = this._previousAttributes;
- for (var attr in diff) {
- if (_.isEqual(old[attr], (val = diff[attr]))) continue;
- (changed || (changed = {}))[attr] = val;
- }
- return changed;
- },
-
- // Get the previous value of an attribute, recorded at the time the last
- // `"change"` event was fired.
- previous: function(attr) {
- if (!arguments.length || !this._previousAttributes) return null;
- return this._previousAttributes[attr];
- },
-
- // Get all of the attributes of the model at the time of the previous
- // `"change"` event.
- previousAttributes: function() {
- return _.clone(this._previousAttributes);
- },
-
- // Check if the model is currently in a valid state. It's only possible to
- // get into an *invalid* state if you're using silent changes.
- isValid: function() {
- return !this.validate(this.attributes);
- },
-
- // Run validation against the next complete set of model attributes,
- // returning `true` if all is well. If a specific `error` callback has
- // been passed, call that instead of firing the general `"error"` event.
- _validate: function(attrs, options) {
- if (options.silent || !this.validate) return true;
- attrs = _.extend({}, this.attributes, attrs);
- var error = this.validate(attrs, options);
- if (!error) return true;
- if (options && options.error) {
- options.error(this, error, options);
- } else {
- this.trigger('error', this, error, options);
- }
- return false;
- }
-
- });
-
- // Backbone.Collection
- // -------------------
-
- // Provides a standard collection class for our sets of models, ordered
- // or unordered. If a `comparator` is specified, the Collection will maintain
- // its models in sort order, as they're added and removed.
- var Collection = Backbone.Collection = function(models, options) {
- options || (options = {});
- if (options.model) this.model = options.model;
- if (options.comparator) this.comparator = options.comparator;
- this._reset();
- this.initialize.apply(this, arguments);
- if (models) this.reset(models, {silent: true, parse: options.parse});
- };
-
- // Define the Collection's inheritable methods.
- _.extend(Collection.prototype, Events, {
-
- // The default model for a collection is just a **Backbone.Model**.
- // This should be overridden in most cases.
- model: Model,
-
- // Initialize is an empty function by default. Override it with your own
- // initialization logic.
- initialize: function(){},
-
- // The JSON representation of a Collection is an array of the
- // models' attributes.
- toJSON: function(options) {
- return this.map(function(model){ return model.toJSON(options); });
- },
-
- // Add a model, or list of models to the set. Pass **silent** to avoid
- // firing the `add` event for every new model.
- add: function(models, options) {
- var i, index, length, model, cid, id, cids = {}, ids = {}, dups = [];
- options || (options = {});
- models = _.isArray(models) ? models.slice() : [models];
-
- // Begin by turning bare objects into model references, and preventing
- // invalid models or duplicate models from being added.
- for (i = 0, length = models.length; i < length; i++) {
- if (!(model = models[i] = this._prepareModel(models[i], options))) {
- throw new Error("Can't add an invalid model to a collection");
- }
- cid = model.cid;
- id = model.id;
- if (cids[cid] || this._byCid[cid] || ((id != null) && (ids[id] || this._byId[id]))) {
- dups.push(i);
- continue;
- }
- cids[cid] = ids[id] = model;
- }
-
- // Remove duplicates.
- i = dups.length;
- while (i--) {
- models.splice(dups[i], 1);
- }
-
- // Listen to added models' events, and index models for lookup by
- // `id` and by `cid`.
- for (i = 0, length = models.length; i < length; i++) {
- (model = models[i]).on('all', this._onModelEvent, this);
- this._byCid[model.cid] = model;
- if (model.id != null) this._byId[model.id] = model;
- }
-
- // Insert models into the collection, re-sorting if needed, and triggering
- // `add` events unless silenced.
- this.length += length;
- index = options.at != null ? options.at : this.models.length;
- splice.apply(this.models, [index, 0].concat(models));
- if (this.comparator) this.sort({silent: true});
- if (options.silent) return this;
- for (i = 0, length = this.models.length; i < length; i++) {
- if (!cids[(model = this.models[i]).cid]) continue;
- options.index = i;
- model.trigger('add', model, this, options);
- }
- return this;
- },
-
- // Remove a model, or a list of models from the set. Pass silent to avoid
- // firing the `remove` event for every model removed.
- remove: function(models, options) {
- var i, l, index, model;
- options || (options = {});
- models = _.isArray(models) ? models.slice() : [models];
- for (i = 0, l = models.length; i < l; i++) {
- model = this.getByCid(models[i]) || this.get(models[i]);
- if (!model) continue;
- delete this._byId[model.id];
- delete this._byCid[model.cid];
- index = this.indexOf(model);
- this.models.splice(index, 1);
- this.length--;
- if (!options.silent) {
- options.index = index;
- model.trigger('remove', model, this, options);
- }
- this._removeReference(model);
- }
- return this;
- },
-
- // Add a model to the end of the collection.
- push: function(model, options) {
- model = this._prepareModel(model, options);
- this.add(model, options);
- return model;
- },
-
- // Remove a model from the end of the collection.
- pop: function(options) {
- var model = this.at(this.length - 1);
- this.remove(model, options);
- return model;
- },
-
- // Add a model to the beginning of the collection.
- unshift: function(model, options) {
- model = this._prepareModel(model, options);
- this.add(model, _.extend({at: 0}, options));
- return model;
- },
-
- // Remove a model from the beginning of the collection.
- shift: function(options) {
- var model = this.at(0);
- this.remove(model, options);
- return model;
- },
-
- // Get a model from the set by id.
- get: function(id) {
- if (id == null) return void 0;
- return this._byId[id.id != null ? id.id : id];
- },
-
- // Get a model from the set by client id.
- getByCid: function(cid) {
- return cid && this._byCid[cid.cid || cid];
- },
-
- // Get the model at the given index.
- at: function(index) {
- return this.models[index];
- },
-
- // Return models with matching attributes. Useful for simple cases of `filter`.
- where: function(attrs) {
- if (_.isEmpty(attrs)) return [];
- return this.filter(function(model) {
- for (var key in attrs) {
- if (attrs[key] !== model.get(key)) return false;
- }
- return true;
- });
- },
-
- // Force the collection to re-sort itself. You don't need to call this under
- // normal circumstances, as the set will maintain sort order as each item
- // is added.
- sort: function(options) {
- options || (options = {});
- if (!this.comparator) throw new Error('Cannot sort a set without a comparator');
- var boundComparator = _.bind(this.comparator, this);
- if (this.comparator.length == 1) {
- this.models = this.sortBy(boundComparator);
- } else {
- this.models.sort(boundComparator);
- }
- if (!options.silent) this.trigger('reset', this, options);
- return this;
- },
-
- // Pluck an attribute from each model in the collection.
- pluck: function(attr) {
- return _.map(this.models, function(model){ return model.get(attr); });
- },
-
- // When you have more items than you want to add or remove individually,
- // you can reset the entire set with a new list of models, without firing
- // any `add` or `remove` events. Fires `reset` when finished.
- reset: function(models, options) {
- models || (models = []);
- options || (options = {});
- for (var i = 0, l = this.models.length; i < l; i++) {
- this._removeReference(this.models[i]);
- }
- this._reset();
- this.add(models, _.extend({silent: true}, options));
- if (!options.silent) this.trigger('reset', this, options);
- return this;
- },
-
- // Fetch the default set of models for this collection, resetting the
- // collection when they arrive. If `add: true` is passed, appends the
- // models to the collection instead of resetting.
- fetch: function(options) {
- options = options ? _.clone(options) : {};
- if (options.parse === undefined) options.parse = true;
- var collection = this;
- var success = options.success;
- options.success = function(resp, status, xhr) {
- collection[options.add ? 'add' : 'reset'](collection.parse(resp, xhr), options);
- if (success) success(collection, resp);
- };
- options.error = Backbone.wrapError(options.error, collection, options);
- return (this.sync || Backbone.sync).call(this, 'read', this, options);
- },
-
- // Create a new instance of a model in this collection. Add the model to the
- // collection immediately, unless `wait: true` is passed, in which case we
- // wait for the server to agree.
- create: function(model, options) {
- var coll = this;
- options = options ? _.clone(options) : {};
- model = this._prepareModel(model, options);
- if (!model) return false;
- if (!options.wait) coll.add(model, options);
- var success = options.success;
- options.success = function(nextModel, resp, xhr) {
- if (options.wait) coll.add(nextModel, options);
- if (success) {
- success(nextModel, resp);
- } else {
- nextModel.trigger('sync', model, resp, options);
- }
- };
- model.save(null, options);
- return model;
- },
-
- // **parse** converts a response into a list of models to be added to the
- // collection. The default implementation is just to pass it through.
- parse: function(resp, xhr) {
- return resp;
- },
-
- // Proxy to _'s chain. Can't be proxied the same way the rest of the
- // underscore methods are proxied because it relies on the underscore
- // constructor.
- chain: function () {
- return _(this.models).chain();
- },
-
- // Reset all internal state. Called when the collection is reset.
- _reset: function(options) {
- this.length = 0;
- this.models = [];
- this._byId = {};
- this._byCid = {};
- },
-
- // Prepare a model or hash of attributes to be added to this collection.
- _prepareModel: function(model, options) {
- options || (options = {});
- if (!(model instanceof Model)) {
- var attrs = model;
- options.collection = this;
- model = new this.model(attrs, options);
- if (!model._validate(model.attributes, options)) model = false;
- } else if (!model.collection) {
- model.collection = this;
- }
- return model;
- },
-
- // Internal method to remove a model's ties to a collection.
- _removeReference: function(model) {
- if (this == model.collection) {
- delete model.collection;
- }
- model.off('all', this._onModelEvent, this);
- },
-
- // Internal method called every time a model in the set fires an event.
- // Sets need to update their indexes when models change ids. All other
- // events simply proxy through. "add" and "remove" events that originate
- // in other collections are ignored.
- _onModelEvent: function(event, model, collection, options) {
- if ((event == 'add' || event == 'remove') && collection != this) return;
- if (event == 'destroy') {
- this.remove(model, options);
- }
- if (model && event === 'change:' + model.idAttribute) {
- delete this._byId[model.previous(model.idAttribute)];
- this._byId[model.id] = model;
- }
- this.trigger.apply(this, arguments);
- }
-
- });
-
- // Underscore methods that we want to implement on the Collection.
- var methods = ['forEach', 'each', 'map', 'reduce', 'reduceRight', 'find',
- 'detect', 'filter', 'select', 'reject', 'every', 'all', 'some', 'any',
- 'include', 'contains', 'invoke', 'max', 'min', 'sortBy', 'sortedIndex',
- 'toArray', 'size', 'first', 'initial', 'rest', 'last', 'without', 'indexOf',
- 'shuffle', 'lastIndexOf', 'isEmpty', 'groupBy'];
-
- // Mix in each Underscore method as a proxy to `Collection#models`.
- _.each(methods, function(method) {
- Collection.prototype[method] = function() {
- return _[method].apply(_, [this.models].concat(_.toArray(arguments)));
- };
- });
-
- // Backbone.Router
- // -------------------
-
- // Routers map faux-URLs to actions, and fire events when routes are
- // matched. Creating a new one sets its `routes` hash, if not set statically.
- var Router = Backbone.Router = function(options) {
- options || (options = {});
- if (options.routes) this.routes = options.routes;
- this._bindRoutes();
- this.initialize.apply(this, arguments);
- };
-
- // Cached regular expressions for matching named param parts and splatted
- // parts of route strings.
- var namedParam = /:\w+/g;
- var splatParam = /\*\w+/g;
- var escapeRegExp = /[-[\]{}()+?.,\\^$|#\s]/g;
-
- // Set up all inheritable **Backbone.Router** properties and methods.
- _.extend(Router.prototype, Events, {
-
- // Initialize is an empty function by default. Override it with your own
- // initialization logic.
- initialize: function(){},
-
- // Manually bind a single named route to a callback. For example:
- //
- // this.route('search/:query/p:num', 'search', function(query, num) {
- // ...
- // });
- //
- route: function(route, name, callback) {
- Backbone.history || (Backbone.history = new History);
- if (!_.isRegExp(route)) route = this._routeToRegExp(route);
- if (!callback) callback = this[name];
- Backbone.history.route(route, _.bind(function(fragment) {
- var args = this._extractParameters(route, fragment);
- callback && callback.apply(this, args);
- this.trigger.apply(this, ['route:' + name].concat(args));
- Backbone.history.trigger('route', this, name, args);
- }, this));
- return this;
- },
-
- // Simple proxy to `Backbone.history` to save a fragment into the history.
- navigate: function(fragment, options) {
- Backbone.history.navigate(fragment, options);
- },
-
- // Bind all defined routes to `Backbone.history`. We have to reverse the
- // order of the routes here to support behavior where the most general
- // routes can be defined at the bottom of the route map.
- _bindRoutes: function() {
- if (!this.routes) return;
- var routes = [];
- for (var route in this.routes) {
- routes.unshift([route, this.routes[route]]);
- }
- for (var i = 0, l = routes.length; i < l; i++) {
- this.route(routes[i][0], routes[i][1], this[routes[i][1]]);
- }
- },
-
- // Convert a route string into a regular expression, suitable for matching
- // against the current location hash.
- _routeToRegExp: function(route) {
- route = route.replace(escapeRegExp, '\\$&')
- .replace(namedParam, '([^\/]+)')
- .replace(splatParam, '(.*?)');
- return new RegExp('^' + route + '$');
- },
-
- // Given a route, and a URL fragment that it matches, return the array of
- // extracted parameters.
- _extractParameters: function(route, fragment) {
- return route.exec(fragment).slice(1);
- }
-
- });
-
- // Backbone.History
- // ----------------
-
- // Handles cross-browser history management, based on URL fragments. If the
- // browser does not support `onhashchange`, falls back to polling.
- var History = Backbone.History = function() {
- this.handlers = [];
- _.bindAll(this, 'checkUrl');
- };
-
- // Cached regex for cleaning leading hashes and slashes .
- var routeStripper = /^[#\/]/;
-
- // Cached regex for detecting MSIE.
- var isExplorer = /msie [\w.]+/;
-
- // Has the history handling already been started?
- History.started = false;
-
- // Set up all inheritable **Backbone.History** properties and methods.
- _.extend(History.prototype, Events, {
-
- // The default interval to poll for hash changes, if necessary, is
- // twenty times a second.
- interval: 50,
-
- // Gets the true hash value. Cannot use location.hash directly due to bug
- // in Firefox where location.hash will always be decoded.
- getHash: function(windowOverride) {
- var loc = windowOverride ? windowOverride.location : window.location;
- var match = loc.href.match(/#(.*)$/);
- return match ? match[1] : '';
- },
-
- // Get the cross-browser normalized URL fragment, either from the URL,
- // the hash, or the override.
- getFragment: function(fragment, forcePushState) {
- if (fragment == null) {
- if (this._hasPushState || forcePushState) {
- fragment = window.location.pathname;
- var search = window.location.search;
- if (search) fragment += search;
- } else {
- fragment = this.getHash();
- }
- }
- if (!fragment.indexOf(this.options.root)) fragment = fragment.substr(this.options.root.length);
- return fragment.replace(routeStripper, '');
- },
-
- // Start the hash change handling, returning `true` if the current URL matches
- // an existing route, and `false` otherwise.
- start: function(options) {
- if (History.started) throw new Error("Backbone.history has already been started");
- History.started = true;
-
- // Figure out the initial configuration. Do we need an iframe?
- // Is pushState desired ... is it available?
- this.options = _.extend({}, {root: '/'}, this.options, options);
- this._wantsHashChange = this.options.hashChange !== false;
- this._wantsPushState = !!this.options.pushState;
- this._hasPushState = !!(this.options.pushState && window.history && window.history.pushState);
- var fragment = this.getFragment();
- var docMode = document.documentMode;
- var oldIE = (isExplorer.exec(navigator.userAgent.toLowerCase()) && (!docMode || docMode <= 7));
-
- if (oldIE) {
- this.iframe = $('<iframe src="javascript:0" tabindex="-1" />').hide().appendTo('body')[0].contentWindow;
- this.navigate(fragment);
- }
-
- // Depending on whether we're using pushState or hashes, and whether
- // 'onhashchange' is supported, determine how we check the URL state.
- if (this._hasPushState) {
- $(window).bind('popstate', this.checkUrl);
- } else if (this._wantsHashChange && ('onhashchange' in window) && !oldIE) {
- $(window).bind('hashchange', this.checkUrl);
- } else if (this._wantsHashChange) {
- this._checkUrlInterval = setInterval(this.checkUrl, this.interval);
- }
-
- // Determine if we need to change the base url, for a pushState link
- // opened by a non-pushState browser.
- this.fragment = fragment;
- var loc = window.location;
- var atRoot = loc.pathname == this.options.root;
-
- // If we've started off with a route from a `pushState`-enabled browser,
- // but we're currently in a browser that doesn't support it...
- if (this._wantsHashChange && this._wantsPushState && !this._hasPushState && !atRoot) {
- this.fragment = this.getFragment(null, true);
- window.location.replace(this.options.root + '#' + this.fragment);
- // Return immediately as browser will do redirect to new url
- return true;
-
- // Or if we've started out with a hash-based route, but we're currently
- // in a browser where it could be `pushState`-based instead...
- } else if (this._wantsPushState && this._hasPushState && atRoot && loc.hash) {
- this.fragment = this.getHash().replace(routeStripper, '');
- window.history.replaceState({}, document.title, loc.protocol + '//' + loc.host + this.options.root + this.fragment);
- }
-
- if (!this.options.silent) {
- return this.loadUrl();
- }
- },
-
- // Disable Backbone.history, perhaps temporarily. Not useful in a real app,
- // but possibly useful for unit testing Routers.
- stop: function() {
- $(window).unbind('popstate', this.checkUrl).unbind('hashchange', this.checkUrl);
- clearInterval(this._checkUrlInterval);
- History.started = false;
- },
-
- // Add a route to be tested when the fragment changes. Routes added later
- // may override previous routes.
- route: function(route, callback) {
- this.handlers.unshift({route: route, callback: callback});
- },
-
- // Checks the current URL to see if it has changed, and if it has,
- // calls `loadUrl`, normalizing across the hidden iframe.
- checkUrl: function(e) {
- var current = this.getFragment();
- if (current == this.fragment && this.iframe) current = this.getFragment(this.getHash(this.iframe));
- if (current == this.fragment) return false;
- if (this.iframe) this.navigate(current);
- this.loadUrl() || this.loadUrl(this.getHash());
- },
-
- // Attempt to load the current URL fragment. If a route succeeds with a
- // match, returns `true`. If no defined routes matches the fragment,
- // returns `false`.
- loadUrl: function(fragmentOverride) {
- var fragment = this.fragment = this.getFragment(fragmentOverride);
- var matched = _.any(this.handlers, function(handler) {
- if (handler.route.test(fragment)) {
- handler.callback(fragment);
- return true;
- }
- });
- return matched;
- },
-
- // Save a fragment into the hash history, or replace the URL state if the
- // 'replace' option is passed. You are responsible for properly URL-encoding
- // the fragment in advance.
- //
- // The options object can contain `trigger: true` if you wish to have the
- // route callback be fired (not usually desirable), or `replace: true`, if
- // you wish to modify the current URL without adding an entry to the history.
- navigate: function(fragment, options) {
- if (!History.started) return false;
- if (!options || options === true) options = {trigger: options};
- var frag = (fragment || '').replace(routeStripper, '');
- if (this.fragment == frag) return;
-
- // If pushState is available, we use it to set the fragment as a real URL.
- if (this._hasPushState) {
- if (frag.indexOf(this.options.root) != 0) frag = this.options.root + frag;
- this.fragment = frag;
- window.history[options.replace ? 'replaceState' : 'pushState']({}, document.title, frag);
-
- // If hash changes haven't been explicitly disabled, update the hash
- // fragment to store history.
- } else if (this._wantsHashChange) {
- this.fragment = frag;
- this._updateHash(window.location, frag, options.replace);
- if (this.iframe && (frag != this.getFragment(this.getHash(this.iframe)))) {
- // Opening and closing the iframe tricks IE7 and earlier to push a history entry on hash-tag change.
- // When replace is true, we don't want this.
- if(!options.replace) this.iframe.document.open().close();
- this._updateHash(this.iframe.location, frag, options.replace);
- }
-
- // If you've told us that you explicitly don't want fallback hashchange-
- // based history, then `navigate` becomes a page refresh.
- } else {
- window.location.assign(this.options.root + fragment);
- }
- if (options.trigger) this.loadUrl(fragment);
- },
-
- // Update the hash location, either replacing the current entry, or adding
- // a new one to the browser history.
- _updateHash: function(location, fragment, replace) {
- if (replace) {
- location.replace(location.toString().replace(/(javascript:|#).*$/, '') + '#' + fragment);
- } else {
- location.hash = fragment;
- }
- }
- });
-
- // Backbone.View
- // -------------
-
- // Creating a Backbone.View creates its initial element outside of the DOM,
- // if an existing element is not provided...
- var View = Backbone.View = function(options) {
- this.cid = _.uniqueId('view');
- this._configure(options || {});
- this._ensureElement();
- this.initialize.apply(this, arguments);
- this.delegateEvents();
- };
-
- // Cached regex to split keys for `delegate`.
- var delegateEventSplitter = /^(\S+)\s*(.*)$/;
-
- // List of view options to be merged as properties.
- var viewOptions = ['model', 'collection', 'el', 'id', 'attributes', 'className', 'tagName'];
-
- // Set up all inheritable **Backbone.View** properties and methods.
- _.extend(View.prototype, Events, {
-
- // The default `tagName` of a View's element is `"div"`.
- tagName: 'div',
-
- // jQuery delegate for element lookup, scoped to DOM elements within the
- // current view. This should be prefered to global lookups where possible.
- $: function(selector) {
- return this.$el.find(selector);
- },
-
- // Initialize is an empty function by default. Override it with your own
- // initialization logic.
- initialize: function(){},
-
- // **render** is the core function that your view should override, in order
- // to populate its element (`this.el`), with the appropriate HTML. The
- // convention is for **render** to always return `this`.
- render: function() {
- return this;
- },
-
- // Remove this view from the DOM. Note that the view isn't present in the
- // DOM by default, so calling this method may be a no-op.
- remove: function() {
- this.$el.remove();
- return this;
- },
-
- // For small amounts of DOM Elements, where a full-blown template isn't
- // needed, use **make** to manufacture elements, one at a time.
- //
- // var el = this.make('li', {'class': 'row'}, this.model.escape('title'));
- //
- make: function(tagName, attributes, content) {
- var el = document.createElement(tagName);
- if (attributes) $(el).attr(attributes);
- if (content) $(el).html(content);
- return el;
- },
-
- // Change the view's element (`this.el` property), including event
- // re-delegation.
- setElement: function(element, delegate) {
- if (this.$el) this.undelegateEvents();
- this.$el = (element instanceof $) ? element : $(element);
- this.el = this.$el[0];
- if (delegate !== false) this.delegateEvents();
- return this;
- },
-
- // Set callbacks, where `this.events` is a hash of
- //
- // *{"event selector": "callback"}*
- //
- // {
- // 'mousedown .title': 'edit',
- // 'click .button': 'save'
- // 'click .open': function(e) { ... }
- // }
- //
- // pairs. Callbacks will be bound to the view, with `this` set properly.
- // Uses event delegation for efficiency.
- // Omitting the selector binds the event to `this.el`.
- // This only works for delegate-able events: not `focus`, `blur`, and
- // not `change`, `submit`, and `reset` in Internet Explorer.
- delegateEvents: function(events) {
- if (!(events || (events = getValue(this, 'events')))) return;
- this.undelegateEvents();
- for (var key in events) {
- var method = events[key];
- if (!_.isFunction(method)) method = this[events[key]];
- if (!method) throw new Error('Method "' + events[key] + '" does not exist');
- var match = key.match(delegateEventSplitter);
- var eventName = match[1], selector = match[2];
- method = _.bind(method, this);
- eventName += '.delegateEvents' + this.cid;
- if (selector === '') {
- this.$el.bind(eventName, method);
- } else {
- this.$el.delegate(selector, eventName, method);
- }
- }
- },
-
- // Clears all callbacks previously bound to the view with `delegateEvents`.
- // You usually don't need to use this, but may wish to if you have multiple
- // Backbone views attached to the same DOM element.
- undelegateEvents: function() {
- this.$el.unbind('.delegateEvents' + this.cid);
- },
-
- // Performs the initial configuration of a View with a set of options.
- // Keys with special meaning *(model, collection, id, className)*, are
- // attached directly to the view.
- _configure: function(options) {
- if (this.options) options = _.extend({}, this.options, options);
- for (var i = 0, l = viewOptions.length; i < l; i++) {
- var attr = viewOptions[i];
- if (options[attr]) this[attr] = options[attr];
- }
- this.options = options;
- },
-
- // Ensure that the View has a DOM element to render into.
- // If `this.el` is a string, pass it through `$()`, take the first
- // matching element, and re-assign it to `el`. Otherwise, create
- // an element from the `id`, `className` and `tagName` properties.
- _ensureElement: function() {
- if (!this.el) {
- var attrs = getValue(this, 'attributes') || {};
- if (this.id) attrs.id = this.id;
- if (this.className) attrs['class'] = this.className;
- this.setElement(this.make(this.tagName, attrs), false);
- } else {
- this.setElement(this.el, false);
- }
- }
-
- });
-
- // The self-propagating extend function that Backbone classes use.
- var extend = function (protoProps, classProps) {
- var child = inherits(this, protoProps, classProps);
- child.extend = this.extend;
- return child;
- };
-
- // Set up inheritance for the model, collection, and view.
- Model.extend = Collection.extend = Router.extend = View.extend = extend;
-
- // Backbone.sync
- // -------------
-
- // Map from CRUD to HTTP for our default `Backbone.sync` implementation.
- var methodMap = {
- 'create': 'POST',
- 'update': 'PUT',
- 'delete': 'DELETE',
- 'read': 'GET'
- };
-
- // Override this function to change the manner in which Backbone persists
- // models to the server. You will be passed the type of request, and the
- // model in question. By default, makes a RESTful Ajax request
- // to the model's `url()`. Some possible customizations could be:
- //
- // * Use `setTimeout` to batch rapid-fire updates into a single request.
- // * Send up the models as XML instead of JSON.
- // * Persist models via WebSockets instead of Ajax.
- //
- // Turn on `Backbone.emulateHTTP` in order to send `PUT` and `DELETE` requests
- // as `POST`, with a `_method` parameter containing the true HTTP method,
- // as well as all requests with the body as `application/x-www-form-urlencoded`
- // instead of `application/json` with the model in a param named `model`.
- // Useful when interfacing with server-side languages like **PHP** that make
- // it difficult to read the body of `PUT` requests.
- Backbone.sync = function(method, model, options) {
- var type = methodMap[method];
-
- // Default options, unless specified.
- options || (options = {});
-
- // Default JSON-request options.
- var params = {type: type, dataType: 'json'};
-
- // Ensure that we have a URL.
- if (!options.url) {
- params.url = getValue(model, 'url') || urlError();
- }
-
- // Ensure that we have the appropriate request data.
- if (!options.data && model && (method == 'create' || method == 'update')) {
- params.contentType = 'application/json';
- params.data = JSON.stringify(model.toJSON());
- }
-
- // For older servers, emulate JSON by encoding the request into an HTML-form.
- if (Backbone.emulateJSON) {
- params.contentType = 'application/x-www-form-urlencoded';
- params.data = params.data ? {model: params.data} : {};
- }
-
- // For older servers, emulate HTTP by mimicking the HTTP method with `_method`
- // And an `X-HTTP-Method-Override` header.
- if (Backbone.emulateHTTP) {
- if (type === 'PUT' || type === 'DELETE') {
- if (Backbone.emulateJSON) params.data._method = type;
- params.type = 'POST';
- params.beforeSend = function(xhr) {
- xhr.setRequestHeader('X-HTTP-Method-Override', type);
- };
- }
- }
-
- // Don't process data on a non-GET request.
- if (params.type !== 'GET' && !Backbone.emulateJSON) {
- params.processData = false;
- }
-
- // Make the request, allowing the user to override any Ajax options.
- return $.ajax(_.extend(params, options));
- };
-
- // Wrap an optional error callback with a fallback error event.
- Backbone.wrapError = function(onError, originalModel, options) {
- return function(model, resp) {
- resp = model === originalModel ? resp : model;
- if (onError) {
- onError(originalModel, resp, options);
- } else {
- originalModel.trigger('error', originalModel, resp, options);
- }
- };
- };
-
- // Helpers
- // -------
-
- // Shared empty constructor function to aid in prototype-chain creation.
- var ctor = function(){};
-
- // Helper function to correctly set up the prototype chain, for subclasses.
- // Similar to `goog.inherits`, but uses a hash of prototype properties and
- // class properties to be extended.
- var inherits = function(parent, protoProps, staticProps) {
- var child;
-
- // The constructor function for the new subclass is either defined by you
- // (the "constructor" property in your `extend` definition), or defaulted
- // by us to simply call the parent's constructor.
- if (protoProps && protoProps.hasOwnProperty('constructor')) {
- child = protoProps.constructor;
- } else {
- child = function(){ parent.apply(this, arguments); };
- }
-
- // Inherit class (static) properties from parent.
- _.extend(child, parent);
-
- // Set the prototype chain to inherit from `parent`, without calling
- // `parent`'s constructor function.
- ctor.prototype = parent.prototype;
- child.prototype = new ctor();
-
- // Add prototype properties (instance properties) to the subclass,
- // if supplied.
- if (protoProps) _.extend(child.prototype, protoProps);
-
- // Add static properties to the constructor function, if supplied.
- if (staticProps) _.extend(child, staticProps);
-
- // Correctly set child's `prototype.constructor`.
- child.prototype.constructor = child;
-
- // Set a convenience property in case the parent's prototype is needed later.
- child.__super__ = parent.prototype;
-
- return child;
- };
-
- // Helper function to get a value from a Backbone object as a property
- // or as a function.
- var getValue = function(object, prop) {
- if (!(object && object[prop])) return null;
- return _.isFunction(object[prop]) ? object[prop]() : object[prop];
- };
-
- // Throw an error when a URL is needed, and none is supplied.
- var urlError = function() {
- throw new Error('A "url" property or function must be specified');
- };
-
-}).call(this);
View
1,346 labs/architecture-examples/backbone_marionette_modules/backbone_marionette/js/lib/backbone.marionette.js
@@ -1,1346 +0,0 @@
-// Backbone.Marionette, v0.9.11
-// Copyright (c)2012 Derick Bailey, Muted Solutions, LLC.
-// Distributed under MIT license
-// http://github.com/derickbailey/backbone.marionette
-Backbone.Marionette = (function(Backbone, _, $){
- var Marionette = {};
-
- // EventBinder
- // -----------
-
- // The event binder facilitates the binding and unbinding of events
- // from objects that extend `Backbone.Events`. It makes
- // unbinding events, even with anonymous callback functions,
- // easy.
- //
- // Inspired by [Johnny Oshika](http://stackoverflow.com/questions/7567404/backbone-js-repopulate-or-recreate-the-view/7607853#7607853)
-
- Marionette.EventBinder = function(){
- this._eventBindings = [];
- };
-
- _.extend(Marionette.EventBinder.prototype, {
- // Store the event binding in array so it can be unbound
- // easily, at a later point in time.
- bindTo: function (obj, eventName, callback, context) {
- context = context || this;
- obj.on(eventName, callback, context);
-
- var binding = {
- obj: obj,
- eventName: eventName,
- callback: callback,
- context: context
- };
-
- this._eventBindings.push(binding);
-
- return binding;
- },
-
- // Unbind from a single binding object. Binding objects are
- // returned from the `bindTo` method call.
- unbindFrom: function(binding){
- binding.obj.off(binding.eventName, binding.callback, binding.context);
- this._eventBindings = _.reject(this._eventBindings, function(bind){return bind === binding;});
- },
-
- // Unbind all of the events that we have stored.
- unbindAll: function () {
- var that = this;
-
- // The `unbindFrom` call removes elements from the array
- // while it is being iterated, so clone it first.
- var bindings = _.map(this._eventBindings, _.identity);
- _.each(bindings, function (binding, index) {
- that.unbindFrom(binding);
- });
- }
- });
-
- // Copy the `extend` function used by Backbone's classes
- Marionette.EventBinder.extend = Backbone.View.extend;
-
- // Marionette.View
- // ---------------
-
- // The core view type that other Marionette views extend from.
- Marionette.View = Backbone.View.extend({
- constructor: function(){
- var eventBinder = new Marionette.EventBinder();
- _.extend(this, eventBinder);
-
- Backbone.View.prototype.constructor.apply(this, arguments);
-
- this.bindTo(this, "show", this.onShowCalled, this);
- },
-
- // Get the template for this view
- // instance. You can set a `template` attribute in the view
- // definition or pass a `template: "whatever"` parameter in
- // to the constructor options.
- getTemplate: function(){
- var template;
-
- // Get the template from `this.options.template` or
- // `this.template`. The `options` takes precedence.
- if (this.options && this.options.template){
- template = this.options.template;
- } else {
- template = this.template;
- }
-
- return template;
- },
-
- // Serialize the model or collection for the view. If a model is
- // found, `.toJSON()` is called. If a collection is found, `.toJSON()`
- // is also called, but is used to populate an `items` array in the
- // resulting data. If both are found, defaults to the model.
- // You can override the `serializeData` method in your own view
- // definition, to provide custom serialization for your view's data.
- serializeData: function(){
- var data;
-
- if (this.model) {
- data = this.model.toJSON();
- }
- else if (this.collection) {
- data = { items: this.collection.toJSON() };
- }
-
- data = this.mixinTemplateHelpers(data);
-
- return data;
- },
-
- // Mix in template helper methods. Looks for a
- // `templateHelpers` attribute, which can either be an
- // object literal, or a function that returns an object
- // literal. All methods and attributes from this object
- // are copies to the object passed in.
- mixinTemplateHelpers: function(target){
- target = target || {};
- var templateHelpers = this.templateHelpers;
- if (_.isFunction(templateHelpers)){
- templateHelpers = templateHelpers.call(this);
- }
- return _.extend(target, templateHelpers);
- },
-
- // Configure `triggers` to forward DOM events to view
- // events. `triggers: {"click .foo": "do:foo"}`
- configureTriggers: function(){
- if (!this.triggers) { return; }
-
- var triggers = this.triggers;
- var that = this;
- var triggerEvents = {};
-
- // Allow `triggers` to be configured as a function
- if (_.isFunction(triggers)){ triggers = triggers.call(this); }
-
- // Configure the triggers, prevent default
- // action and stop propagation of DOM events
- _.each(triggers, function(value, key){
-
- triggerEvents[key] = function(e){
- if (e && e.preventDefault){ e.preventDefault(); }
- if (e && e.stopPropagation){ e.stopPropagation(); }
- that.trigger(value);
- };
-
- });
-
- return triggerEvents;
- },
-
- // Overriding Backbone.View's delegateEvents specifically
- // to handle the `triggers` configuration
- delegateEvents: function(events){
- events = events || this.events;
- if (_.isFunction(events)){ events = events.call(this); }
-
- var combinedEvents = {};
- var triggers = this.configureTriggers();
- _.extend(combinedEvents, events, triggers);
-
- Backbone.View.prototype.delegateEvents.call(this, combinedEvents);
- },
-
- // Internal method, handles the `show` event.
- onShowCalled: function(){},
-
- // Default `close` implementation, for removing a view from the
- // DOM and unbinding it. Regions will call this method
- // for you. You can specify an `onClose` method in your view to
- // add custom code that is called after the view is closed.
- close: function(){
- if (this.beforeClose) { this.beforeClose(); }
-
- this.remove();
-
- if (this.onClose) { this.onClose(); }
- this.trigger('close');
- this.unbindAll();
- this.unbind();
- },
-
- // This method binds the elements specified in the "ui" hash inside the view's code with
- // the associated jQuery selectors.
- bindUIElements: function(){
- if (!this.ui) { return; }
-
- var that = this;
-
- if (!this.uiBindings) {
- // We want to store the ui hash in uiBindings, since afterwards the values in the ui hash
- // will be overridden with jQuery selectors.
- this.uiBindings = this.ui;
- }
-
- // refreshing the associated selectors since they should point to the newly rendered elements.
- this.ui = {};
- _.each(_.keys(this.uiBindings), function(key) {
- var selector = that.uiBindings[key];
- that.ui[key] = that.$(selector);
- });
- }
-
- });
-
-
- // Item View
- // ---------
-
- // A single item view implementation that contains code for rendering
- // with underscore.js templates, serializing the view's model or collection,
- // and calling several methods on extended views, such as `onRender`.
- Marionette.ItemView = Marionette.View.extend({
- constructor: function(){
- Marionette.View.prototype.constructor.apply(this, arguments);
-
- if (this.initialEvents){
- this.initialEvents();
- }
- },
-
- // Render the view, defaulting to underscore.js templates.
- // You can override this in your view definition to provide
- // a very specific rendering for your view. In general, though,
- // you should override the `Marionette.Renderer` object to
- // change how Marionette renders views.
- render: function(){
- if (this.beforeRender){ this.beforeRender(); }
- this.trigger("before:render", this);
- this.trigger("item:before:render", this);
-
- var data = this.serializeData();
- var template = this.getTemplate();
- var html = Marionette.Renderer.render(template, data);
- this.$el.html(html);
- this.bindUIElements();
-
- if (this.onRender){ this.onRender(); }
- this.trigger("render", this);
- this.trigger("item:rendered", this);
- return this;
- },
-
- // Override the default close event to add a few
- // more events that are triggered.
- close: function(){
- this.trigger('item:before:close');
- Marionette.View.prototype.close.apply(this, arguments);
- this.trigger('item:closed');
- }
- });
-
- // Collection View
- // ---------------
-
- // A view that iterates over a Backbone.Collection
- // and renders an individual ItemView for each model.
- Marionette.CollectionView = Marionette.View.extend({
- constructor: function(){
- Marionette.View.prototype.constructor.apply(this, arguments);
- this.initChildViewStorage();
- this.initialEvents();
- this.onShowCallbacks = new Marionette.Callbacks();
- },
-
- // Configured the initial events that the collection view
- // binds to. Override this method to prevent the initial
- // events, or to add your own initial events.
- initialEvents: function(){
- if (this.collection){
- this.bindTo(this.collection, "add", this.addChildView, this);
- this.bindTo(this.collection, "remove", this.removeItemView, this);
- this.bindTo(this.collection, "reset", this.render, this);
- }
- },
-
- // Handle a child item added to the collection
- addChildView: function(item, collection, options){
- this.closeEmptyView();
- var ItemView = this.getItemView();
- return this.addItemView(item, ItemView, options.index);
- },
-
- // Override from `Marionette.View` to guarantee the `onShow` method
- // of child views is called.
- onShowCalled: function(){
- this.onShowCallbacks.run();
- },
-
- // Internal method to trigger the before render callbacks
- // and events
- triggerBeforeRender: function(){
- if (this.beforeRender) { this.beforeRender(); }
- this.trigger("before:render", this);
- this.trigger("collection:before:render", this);
- },
-
- // Internal method to trigger the rendered callbacks and
- // events
- triggerRendered: function(){
- if (this.onRender) { this.onRender(); }
- this.trigger("render", this);
- this.trigger("collection:rendered", this);
- },
-
- // Render the collection of items. Override this method to
- // provide your own implementation of a render function for
- // the collection view.
- render: function(){
- this.triggerBeforeRender();
- this.closeEmptyView();
- this.closeChildren();
-
- if (this.collection && this.collection.length > 0) {
- this.showCollection();
- } else {
- this.showEmptyView();
- }
-
- this.triggerRendered();
- return this;
- },
-
- // Internal method to loop through each item in the
- // collection view and show it
- showCollection: function(){
- var that = this;
- var ItemView = this.getItemView();
- this.collection.each(function(item, index){
- that.addItemView(item, ItemView, index);
- });
- },
-
- // Internal method to show an empty view in place of
- // a collection of item views, when the collection is
- // empty
- showEmptyView: function(){
- var EmptyView = this.options.emptyView || this.emptyView;
- if (EmptyView && !this._showingEmptyView){
- this._showingEmptyView = true;
- var model = new Backbone.Model();
- this.addItemView(model, EmptyView, 0);
- }
- },
-
- // Internal method to close an existing emptyView instance
- // if one exists. Called when a collection view has been
- // rendered empty, and then an item is added to the collection.
- closeEmptyView: function(){
- if (this._showingEmptyView){
- this.closeChildren();
- delete this._showingEmptyView;
- }
- },
-
- // Retrieve the itemView type, either from `this.options.itemView`
- // or from the `itemView` in the object definition. The "options"
- // takes precedence.
- getItemView: function(){
- var itemView = this.options.itemView || this.itemView;
-
- if (!itemView){
- var err = new Error("An `itemView` must be specified");
- err.name = "NoItemViewError";
- throw err;
- }
-
- return itemView;
- },
-
- // Render the child item's view and add it to the
- // HTML for the collection view.
- addItemView: function(item, ItemView, index){
- var that = this;
-
- var view = this.buildItemView(item, ItemView);
-
- // Store the child view itself so we can properly
- // remove and/or close it later
- this.storeChild(view);
- if (this.onItemAdded){ this.onItemAdded(view); }
- this.trigger("item:added", view);
-
- // Render it and show it
- var renderResult = this.renderItemView(view, index);
-
- // call onShow for child item views
- if (view.onShow){
- this.onShowCallbacks.add(view.onShow, view);
- }
-
- // Forward all child item view events through the parent,
- // prepending "itemview:" to the event name
- var childBinding = this.bindTo(view, "all", function(){
- var args = slice.call(arguments);
- args[0] = "itemview:" + args[0];
- args.splice(1, 0, view);
-
- that.trigger.apply(that, args);
- });
-
- // Store all child event bindings so we can unbind
- // them when removing / closing the child view
- this.childBindings = this.childBindings || {};
- this.childBindings[view.cid] = childBinding;
-
- return renderResult;
- },
-
- // render the item view
- renderItemView: function(view, index) {
- view.render();
- this.appendHtml(this, view, index);
- },
-
- // Build an `itemView` for every model in the collection.
- buildItemView: function(item, ItemView){
- var itemViewOptions = _.result(this, "itemViewOptions");
- var options = _.extend({model: item}, itemViewOptions);
- var view = new ItemView(options);
- return view;
- },
-
- // Remove the child view and close it
- removeItemView: function(item){
- var view = this.children[item.cid];
- if (view){
- var childBinding = this.childBindings[view.cid];
- if (childBinding) {
- this.unbindFrom(childBinding);
- delete this.childBindings[view.cid];
- }
- view.close();
- delete this.children[item.cid];
- }
-
- if (!this.collection || this.collection.length === 0){
- this.showEmptyView();
- }
-
- this.trigger("item:removed", view);
- },
-
- // Append the HTML to the collection's `el`.
- // Override this method to do something other
- // then `.append`.
- appendHtml: function(collectionView, itemView, index){
- collectionView.$el.append(itemView.el);
- },
-
- // Store references to all of the child `itemView`
- // instances so they can be managed and cleaned up, later.
- storeChild: function(view){
- this.children[view.model.cid] = view;
- },
-
- // Internal method to set up the `children` object for
- // storing all of the child views
- initChildViewStorage: function(){
- this.children = {};
- },
-
- // Handle cleanup and other closing needs for
- // the collection of views.
- close: function(){
- this.trigger("collection:before:close");
- this.closeChildren();
- Marionette.View.prototype.close.apply(this, arguments);
- this.trigger("collection:closed");
- },
-
- // Close the child views that this collection view
- // is holding on to, if any
- closeChildren: function(){
- var that = this;
- if (this.children){
- _.each(_.clone(this.children), function(childView){
- that.removeItemView(childView.model);
- });
- }
- }
- });
-
-
- // Composite View
- // --------------
-
- // Used for rendering a branch-leaf, hierarchical structure.
- // Extends directly from CollectionView and also renders an
- // an item view as `modelView`, for the top leaf
- Marionette.CompositeView = Marionette.CollectionView.extend({
- constructor: function(options){
- Marionette.CollectionView.apply(this, arguments);
- this.itemView = this.getItemView();
- },
-
- // Configured the initial events that the composite view
- // binds to. Override this method to prevent the initial
- // events, or to add your own initial events.
- initialEvents: function(){
- if (this.collection){
- this.bindTo(this.collection, "add", this.addChildView, this);
- this.bindTo(this.collection, "remove", this.removeItemView, this);
- this.bindTo(this.collection, "reset", this.renderCollection, this);
- }
- },
-
- // Retrieve the `itemView` to be used when rendering each of
- // the items in the collection. The default is to return
- // `this.itemView` or Marionette.CompositeView if no `itemView`
- // has been defined
- getItemView: function(){
- return this.itemView || this.constructor;
- },
-
- // Renders the model once, and the collection once. Calling
- // this again will tell the model's view to re-render itself
- // but the collection will not re-render.
- render: function(){
- var that = this;
-
- this.resetItemViewContainer();
-
- var html = this.renderModel();
- this.$el.html(html);
- // the ui bindings is done here and not at the end of render since they should be
- // available before the collection is rendered.
- this.bindUIElements();
- this.trigger("composite:model:rendered");
- this.trigger("render");
-
- this.renderCollection();
- this.trigger("composite:rendered");
- return this;
- },
-
- // Render the collection for the composite view
- renderCollection: function(){
- Marionette.CollectionView.prototype.render.apply(this, arguments);
- this.trigger("composite:collection:rendered");
- },
-
- // Render an individual model, if we have one, as
- // part of a composite view (branch / leaf). For example:
- // a treeview.
- renderModel: function(){
- var data = {};
- data = this.serializeData();
-
- var template = this.getTemplate();
- return Marionette.Renderer.render(template, data);
- },
-
- // Appends the `el` of itemView instances to the specified
- // `itemViewContainer` (a jQuery selector). Override this method to
- // provide custom logic of how the child item view instances have their
- // HTML appended to the composite view instance.
- appendHtml: function(cv, iv){
- var $container = this.getItemViewContainer(cv);
- $container.append(iv.el);
- },
-
- // Internal method to ensure an `$itemViewContainer` exists, for the
- // `appendHtml` method to use.
- getItemViewContainer: function(containerView){
- var container;
- if ("$itemViewContainer" in containerView){
- container = containerView.$itemViewContainer;
- } else {
- if (containerView.itemViewContainer){
- container = containerView.$(_.result(containerView, "itemViewContainer"));
-
- if (container.length <= 0) {
- var err = new Error("Missing `itemViewContainer`");
- err.name = "ItemViewContainerMissingError";
- throw err;
- }
- } else {
- container = containerView.$el;
- }
- containerView.$itemViewContainer = container;
- }
- return container;
- },
-
- // Internal method to reset the `$itemViewContainer` on render
- resetItemViewContainer: function(){
- if (this.$itemViewContainer){
- delete this.$itemViewContainer;
- }
- }
- });
-
-
- // Region
- // ------
-
- // Manage the visual regions of your composite application. See
- // http://lostechies.com/derickbailey/2011/12/12/composite-js-apps-regions-and-region-managers/
- Marionette.Region = function(options){
- this.options = options || {};
-
- var eventBinder = new Marionette.EventBinder();
- _.extend(this, eventBinder, options);
-
- if (!this.el){
- var err = new Error("An 'el' must be specified");
- err.name = "NoElError";
- throw err;
- }
-
- if (this.initialize){
- this.initialize.apply(this, arguments);
- }
- };
-
- _.extend(Marionette.Region.prototype, Backbone.Events, {
-
- // Displays a backbone view instance inside of the region.
- // Handles calling the `render` method for you. Reads content
- // directly from the `el` attribute. Also calls an optional
- // `onShow` and `close` method on your view, just after showing
- // or just before closing the view, respectively.
- show: function(view){
-
- this.ensureEl();
- this.close();
-
- view.render();
- this.open(view);
-
- if (view.onShow) { view.onShow(); }
- view.trigger("show");
-
- if (this.onShow) { this.onShow(view); }
- this.trigger("view:show", view);
-
- this.currentView = view;
- },
-
- ensureEl: function(){
- if (!this.$el || this.$el.length === 0){
- this.$el = this.getEl(this.el);
- }
- },
-
- // Override this method to change how the region finds the
- // DOM element that it manages. Return a jQuery selector object.
- getEl: function(selector){
- return $(selector);
- },
-
- // Override this method to change how the new view is
- // appended to the `$el` that the region is managing
- open: function(view){
- this.$el.html(view.el);
- },
-
- // Close the current view, if there is one. If there is no
- // current view, it does nothing and returns immediately.
- close: function(){
- var view = this.currentView;
- if (!view){ return; }
-
- if (view.close) { view.close(); }
- this.trigger("view:closed", view);
-
- delete this.currentView;
- },
-
- // Attach an existing view to the region. This
- // will not call `render` or `onShow` for the new view,
- // and will not replace the current HTML for the `el`
- // of the region.
- attachView: function(view){
- this.currentView = view;
- },
-
- // Reset the region by closing any existing view and
- // clearing out the cached `$el`. The next time a view
- // is shown via this region, the region will re-query the
- // DOM for the region's `el`.
- reset: function(){
- this.close();
- delete this.$el;
- }
- });
-
- // Copy the `extend` function used by Backbone's classes
- Marionette.Region.extend = Backbone.View.extend;
-
- // Layout
- // ------
-
- // Used for managing application layouts, nested layouts and
- // multiple regions within an application or sub-application.
- //
- // A specialized view type that renders an area of HTML and then
- // attaches `Region` instances to the specified `regions`.
- // Used for composite view management and sub-application areas.
- Marionette.Layout = Marionette.ItemView.extend({
- regionType: Marionette.Region,
-
- constructor: function () {
- Backbone.Marionette.ItemView.apply(this, arguments);
- this.initializeRegions();
- },
-
- // Layout's render will use the existing region objects the
- // first time it is called. Subsequent calls will close the
- // views that the regions are showing and then reset the `el`
- // for the regions to the newly rendered DOM elements.
- render: function(){
- var result = Marionette.ItemView.prototype.render.apply(this, arguments);
-
- // Rewrite this function to handle re-rendering and
- // re-initializing the `el` for each region
- this.render = function(){
- this.closeRegions();
- this.reInitializeRegions();
-
- var result = Marionette.ItemView.prototype.render.apply(this, arguments);
- return result;
- };
-
- return result;
- },
-
- // Handle closing regions, and then close the view itself.
- close: function () {
- this.closeRegions();
- this.destroyRegions();
- Backbone.Marionette.ItemView.prototype.close.call(this, arguments);
- },
-
- // Initialize the regions that have been defined in a
- // `regions` attribute on this layout. The key of the
- // hash becomes an attribute on the layout object directly.
- // For example: `regions: { menu: ".menu-container" }`
- // will product a `layout.menu` object which is a region
- // that controls the `.menu-container` DOM element.
- initializeRegions: function () {
- if (!this.regionManagers){
- this.regionManagers = {};
- }
-
- var that = this;
- _.each(this.regions, function (region, name) {
- if ( typeof region != 'string'
- && typeof region.selector != 'string' ) {
- throw new Exception('Region must be specified as a selector ' +
- 'string or an object with selector property');
- }
-
- var selector = typeof region === 'string' ? region : region.selector;
- var regionType = typeof region.regionType === 'undefined'
- ? that.regionType : region.regionType;
-
- var regionManager = new regionType({
- el: selector,
- getEl: function(selector){
- return that.$(selector);
- }
- });
-
- that.regionManagers[name] = regionManager;
- that[name] = regionManager;
- });
-
- },
-
- // Re-initialize all of the regions by updating the `el` that
- // they point to
- reInitializeRegions: function(){
- if (this.regionManagers && _.size(this.regionManagers)===0){
- this.initializeRegions();
- } else {
- _.each(this.regionManagers, function(region){
- region.reset();
- });
- }
- },
-
- // Close all of the regions that have been opened by
- // this layout. This method is called when the layout
- // itself is closed.
- closeRegions: function () {
- var that = this;
- _.each(this.regionManagers, function (manager, name) {
- manager.close();
- });
- },
-
- // Destroys all of the regions by removing references
- // from the Layout
- destroyRegions: function(){
- var that = this;
- _.each(this.regionManagers, function (manager, name) {
- delete that[name];
- });
- this.regionManagers = {};
- }
- });
-
-
- // Application
- // -----------
-
- // Contain and manage the composite application as a whole.
- // Stores and starts up `Region` objects, includes an
- // event aggregator as `app.vent`
- Marionette.Application = function(options){
- this.initCallbacks = new Marionette.Callbacks();
- this.vent = new Marionette.EventAggregator();
- this.submodules = {};
-
- var eventBinder = new Marionette.EventBinder();
- _.extend(this, eventBinder, options);
- };
-
- _.extend(Marionette.Application.prototype, Backbone.Events, {
- // Add an initializer that is either run at when the `start`
- // method is called, or run immediately if added after `start`
- // has already been called.