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Commit 6151aa69 authored by Thomas Davis's avatar Thomas Davis
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Added a example for backbone+requirejs

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todo-example/backbone+require/css/todos.css 0 → 100644
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todo-example/backbone+require/index.html 0 → 100644
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<!doctype html>
<html lang="en">
<head>
<title>Todo App - Backbone - RequireJs - Thomas Davis</title>
<link rel="stylesheet" href="css/todos.css">
<script data-main="js/main" src="js/libs/require/require.js"></script>
</head>
<body>
<div id="todoapp">
<div class="title">
<h1>Todos</h1>
</div>
<div class="content">
<div id="create-todo">
<input id="new-todo" placeholder="What needs to be done?" type="text" />
<span class="ui-tooltip-top" style="display:none;">Press Enter to save this task</span>
</div>
<div id="todos">
<ul id="todo-list"></ul>
</div>
<div id="todo-stats"></div>
</div>
</div>
<div id="credits">
<p>Modularized by
<a href="http://backbonetutorials.com">Thomas Davis</a>.
Originally by
<a href="http://jgn.me/">J&eacute;r&ocirc;me Gravel-Niquet</a>.
</p>
</div>
</body>
</html>
todo-example/backbone+require/js/collections/todos.js 0 → 100644
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define([
'underscore',
'backbone',
'libs/backbone/localstorage',
'models/todo'
], function(_, Backbone, Store, Todo){
var TodosCollection = Backbone.Collection.extend({
// Reference to this collection's model.
model: Todo,
// Save all of the todo items under the `"todos"` namespace.
localStorage: new Store("todos"),
// Filter down the list of all todo items that are finished.
done: function() {
return this.filter(function(todo){ return todo.get('done'); });
},
// Filter down the list to only todo items that are still not finished.
remaining: function() {
return this.without.apply(this, this.done());
},
// We keep the Todos in sequential order, despite being saved by unordered
// GUID in the database. This generates the next order number for new items.
nextOrder: function() {
if (!this.length) return 1;
return this.last().get('order') + 1;
},
// Todos are sorted by their original insertion order.
comparator: function(todo) {
return todo.get('order');
}
});
return new TodosCollection;
});
todo-example/backbone+require/js/libs/backbone/localstorage.js 0 → 100644
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define(['underscore', 'backbone'], function(_, Backbone){
// A simple module to replace `Backbone.sync` with *localStorage*-based
// persistence. Models are given GUIDS, and saved into a JSON object. Simple
// as that.
// 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.
var Store = function(name) {
this.name = name;
var store = localStorage.getItem(this.name);
this.data = (store && JSON.parse(store)) || {};
};
_.extend(Store.prototype, {
// Save the current state of the **Store** to *localStorage*.
save: function() {
localStorage.setItem(this.name, JSON.stringify(this.data));
},
// 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 = model.attributes.id = guid();
this.data[model.id] = model;
this.save();
return model;
},
// Update a model by replacing its copy in `this.data`.
update: function(model) {
this.data[model.id] = model;
this.save();
return model;
},
// Retrieve a model from `this.data` by id.
find: function(model) {
return this.data[model.id];
},
// Return the array of all models currently in storage.
findAll: function() {
return _.values(this.data);
},
// Delete a model from `this.data`, returning it.
destroy: function(model) {
delete this.data[model.id];
this.save();
return model;
}
});
// Override `Backbone.sync` to use delegate to the model or collection's
// *localStorage* property, which should be an instance of `Store`.
Backbone.sync = function(method, model, options) {
var resp;
var store = model.localStorage || model.collection.localStorage;
switch (method) {
case "read": resp = model.id ? 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");
}
};
return Store;
});
todo-example/backbone+require/js/libs/jquery/jquery-min.js 0 → 100644
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todo-example/backbone+require/js/libs/require/require.js 0 → 100644
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todo-example/backbone+require/js/libs/require/text.js 0 → 100644
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/*
RequireJS text 0.27.0 Copyright (c) 2010-2011, The Dojo Foundation All Rights Reserved.
Available via the MIT or new BSD license.
see: http://github.com/jrburke/requirejs for details
*/
(function(){var k=["Msxml2.XMLHTTP","Microsoft.XMLHTTP","Msxml2.XMLHTTP.4.0"],n=/^\s*<\?xml(\s)+version=[\'\"](\d)*.(\d)*[\'\"](\s)*\?>/im,o=/<body[^>]*>\s*([\s\S]+)\s*<\/body>/im,i=typeof location!=="undefined"&&location.href,p=i&&location.protocol&&location.protocol.replace(/\:/,""),q=i&&location.hostname,r=i&&(location.port||void 0),j=[];define(function(){var g,h,l;typeof window!=="undefined"&&window.navigator&&window.document?h=function(a,b){var c=g.createXhr();c.open("GET",a,!0);c.onreadystatechange=
function(){c.readyState===4&&b(c.responseText)};c.send(null)}:typeof process!=="undefined"&&process.versions&&process.versions.node?(l=require.nodeRequire("fs"),h=function(a,b){b(l.readFileSync(a,"utf8"))}):typeof Packages!=="undefined"&&(h=function(a,b){var c=new java.io.File(a),e=java.lang.System.getProperty("line.separator"),c=new java.io.BufferedReader(new java.io.InputStreamReader(new java.io.FileInputStream(c),"utf-8")),d,f,g="";try{d=new java.lang.StringBuffer;(f=c.readLine())&&f.length()&&
f.charAt(0)===65279&&(f=f.substring(1));for(d.append(f);(f=c.readLine())!==null;)d.append(e),d.append(f);g=String(d.toString())}finally{c.close()}b(g)});return g={version:"0.27.0",strip:function(a){if(a){var a=a.replace(n,""),b=a.match(o);b&&(a=b[1])}else a="";return a},jsEscape:function(a){return a.replace(/(['\\])/g,"\\$1").replace(/[\f]/g,"\\f").replace(/[\b]/g,"\\b").replace(/[\n]/g,"\\n").replace(/[\t]/g,"\\t").replace(/[\r]/g,"\\r")},createXhr:function(){var a,b,c;if(typeof XMLHttpRequest!==
"undefined")return new XMLHttpRequest;else for(b=0;b<3;b++){c=k[b];try{a=new ActiveXObject(c)}catch(e){}if(a){k=[c];break}}if(!a)throw Error("createXhr(): XMLHttpRequest not available");return a},get:h,parseName:function(a){var b=!1,c=a.indexOf("."),e=a.substring(0,c),a=a.substring(c+1,a.length),c=a.indexOf("!");c!==-1&&(b=a.substring(c+1,a.length),b=b==="strip",a=a.substring(0,c));return{moduleName:e,ext:a,strip:b}},xdRegExp:/^((\w+)\:)?\/\/([^\/\\]+)/,useXhr:function(a,b,c,e){var d=g.xdRegExp.exec(a),
f;if(!d)return!0;a=d[2];d=d[3];d=d.split(":");f=d[1];d=d[0];return(!a||a===b)&&(!d||d===c)&&(!f&&!d||f===e)},finishLoad:function(a,b,c,e,d){c=b?g.strip(c):c;d.isBuild&&d.inlineText&&(j[a]=c);e(c)},load:function(a,b,c,e){var d=g.parseName(a),f=d.moduleName+"."+d.ext,m=b.toUrl(f),h=e&&e.text&&e.text.useXhr||g.useXhr;!i||h(m,p,q,r)?g.get(m,function(b){g.finishLoad(a,d.strip,b,c,e)}):b([f],function(a){g.finishLoad(d.moduleName+"."+d.ext,d.strip,a,c,e)})},write:function(a,b,c){if(b in j){var e=g.jsEscape(j[b]);
c.asModule(a+"!"+b,"define(function () { return '"+e+"';});\n")}},writeFile:function(a,b,c,e,d){var b=g.parseName(b),f=b.moduleName+"."+b.ext,h=c.toUrl(b.moduleName+"."+b.ext)+".js";g.load(f,c,function(){var b=function(a){return e(h,a)};b.asModule=function(a,b){return e.asModule(a,h,b)};g.write(a,f,b,d)},d)}}})})();
todo-example/backbone+require/js/main.js 0 → 100644
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// Author: Thomas Davis <thomasalwyndavis@gmail.com>
// Filename: main.js
// Require.js allows us to configure shortcut alias
// Their usage will become more apparent futher along in the tutorial.
require.config({
paths: {
jquery: 'libs/jquery/jquery-min',
underscore: 'libs/underscore/underscore-min',
backbone: 'libs/backbone/backbone-optamd3-min',
text: 'libs/require/text'
}
});
require(['views/app'], function(AppView){
var app_view = new AppView;
});
todo-example/backbone+require/js/models/todo.js 0 → 100644
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define(['underscore', 'backbone'], function(_, Backbone) {
var TodoModel = Backbone.Model.extend({
// Default attributes for the todo.
defaults: {
content: "empty todo...",
done: false
},
// Ensure that each todo created has `content`.
initialize: function() {
if (!this.get("content")) {
this.set({"content": this.defaults.content});
}
},
// Toggle the `done` state of this todo item.
toggle: function() {
this.save({done: !this.get("done")});
},
// Remove this Todo from *localStorage* and delete its view.
clear: function() {
this.destroy();
this.view.remove();
}
});
return TodoModel;
});
todo-example/backbone+require/js/templates/stats.html 0 → 100644
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<% if (total) { %>
<span class="todo-count">
<span class="number"><%= remaining %></span>
<span class="word"><%= remaining == 1 ? 'item' : 'items' %></span> left.
</span>
<% } %>
<% if (done) { %>
<span class="todo-clear">
<a href="#">
Clear <span class="number-done"><%= done %></span>
completed <span class="word-done"><%= done == 1 ? 'item' : 'items' %></span>
</a>
</span>
<% } %>
todo-example/backbone+require/js/templates/todos.html 0 → 100644
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<div class="todo <%= done ? 'done' : '' %>">
<div class="display">
<input class="check" type="checkbox" <%= done ? 'checked="checked"' : '' %> />
<div class="todo-content"></div>
<span class="todo-destroy"></span>
</div>
<div class="edit">
<input class="todo-input" type="text" value="" />
</div>
</div>
todo-example/backbone+require/js/views/app.js 0 → 100644
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define([
'jquery',
'underscore',
'backbone',
'collections/todos',
'views/todos',
'text!templates/stats.html'
], function($, _, Backbone, Todos, TodoView, statsTemplate){
var AppView = Backbone.View.extend({
// Instead of generating a new element, bind to the existing skeleton of
// the App already present in the HTML.
el: $("#todoapp"),
// Our template for the line of statistics at the bottom of the app.
statsTemplate: _.template(statsTemplate),
// Delegated events for creating new items, and clearing completed ones.
events: {
"keypress #new-todo": "createOnEnter",
"keyup #new-todo": "showTooltip",
"click .todo-clear a": "clearCompleted"
},
// At initialization we bind to the relevant events on the `Todos`
// collection, when items are added or changed. Kick things off by
// loading any preexisting todos that might be saved in *localStorage*.
initialize: function() {
_.bindAll(this, 'addOne', 'addAll', 'render');
this.input = this.$("#new-todo");
Todos.bind('add', this.addOne);
Todos.bind('reset', this.addAll);
Todos.bind('all', this.render);
Todos.fetch();
},
// Re-rendering the App just means refreshing the statistics -- the rest
// of the app doesn't change.
render: function() {
var done = Todos.done().length;
this.$('#todo-stats').html(this.statsTemplate({
total: Todos.length,
done: Todos.done().length,
remaining: Todos.remaining().length
}));
},
// Add a single todo item to the list by creating a view for it, and
// appending its element to the `<ul>`.
addOne: function(todo) {
var view = new TodoView({model: todo});
this.$("#todo-list").append(view.render().el);
},
// Add all items in the **Todos** collection at once.
addAll: function() {
Todos.each(this.addOne);
},
// Generate the attributes for a new Todo item.
newAttributes: function() {
return {
content: this.input.val(),
order: Todos.nextOrder(),
done: false
};
},
// If you hit return in the main input field, create new **Todo** model,
// persisting it to *localStorage*.
createOnEnter: function(e) {
if (e.keyCode != 13) return;
Todos.create(this.newAttributes());
this.input.val('');
},
// Clear all done todo items, destroying their models.
clearCompleted: function() {
_.each(Todos.done(), function(todo){ todo.clear(); });
return false;
},
// Lazily show the tooltip that tells you to press `enter` to save
// a new todo item, after one second.
showTooltip: function(e) {
var tooltip = this.$(".ui-tooltip-top");
var val = this.input.val();
tooltip.fadeOut();
if (this.tooltipTimeout) clearTimeout(this.tooltipTimeout);
if (val == '' || val == this.input.attr('placeholder')) return;
var show = function(){ tooltip.show().fadeIn(); };
this.tooltipTimeout = _.delay(show, 1000);
}
});
return AppView;
});
todo-example/backbone+require/js/views/todos.js 0 → 100644
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define([
'jquery',
'underscore',
'backbone',
'text!templates/todos.html'
], function($, _, Backbone, todosTemplate){
var TodoView = Backbone.View.extend({
//... is a list tag.
tagName: "li",
// Cache the template function for a single item.
template: _.template(todosTemplate),
// The DOM events specific to an item.
events: {
"click .check" : "toggleDone",
"dblclick div.todo-content" : "edit",
"click span.todo-destroy" : "clear",
"keypress .todo-input" : "updateOnEnter"
},
// The TodoView listens for changes to its model, re-rendering. Since there's
// a one-to-one correspondence between a **Todo** and a **TodoView** in this
// app, we set a direct reference on the model for convenience.
initialize: function() {
_.bindAll(this, 'render', 'close');
this.model.bind('change', this.render);
this.model.view = this;
},
// Re-render the contents of the todo item.
render: function() {
$(this.el).html(this.template(this.model.toJSON()));
this.setContent();
return this;
},
// To avoid XSS (not that it would be harmful in this particular app),
// we use `jQuery.text` to set the contents of the todo item.
setContent: function() {
var content = this.model.get('content');
this.$('.todo-content').text(content);
this.input = this.$('.todo-input');
this.input.bind('blur', this.close);
this.input.val(content);
},
// Toggle the `"done"` state of the model.
toggleDone: function() {
this.model.toggle();
},
// Switch this view into `"editing"` mode, displaying the input field.
edit: function() {
$(this.el).addClass("editing");
this.input.focus();
},
// Close the `"editing"` mode, saving changes to the todo.
close: function() {
this.model.save({content: this.input.val()});
$(this.el).removeClass("editing");
},
// If you hit `enter`, we're through editing the item.
updateOnEnter: function(e) {
if (e.keyCode == 13) this.close();
},
// Remove this view from the DOM.
remove: function() {
$(this.el).remove();
},
// Remove the item, destroy the model.
clear: function() {
this.model.clear();
}
});
return TodoView;
});
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