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<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8" />
<title>impress.js | presentation tool based on the power of CSS3 transforms and transitions in modern browsers | by Bartek Szopka @bartaz</title>
<meta name="description" content="impress.js is a presentation tool based on the power of CSS3 transforms and transitions in modern browsers and inspired by the idea behind prezi.com.">
<meta name="author" content="Bartek Szopka" />
<link href="http://fonts.googleapis.com/css?family=Open+Sans:regular,semibold,italic,italicsemibold|PT+Sans:400,700,400italic,700italic|PT+Serif:400,700,400italic,700italic" rel="stylesheet" />
<link href="css/impress-demo.css" rel="stylesheet" />
</head>
<body>
<div id="impress" class="impress-not-supported">
<div class="fallback-message">
<p>Your browser <b>doesn't support the features required</b> by impress.js, so you are presented with a simplified version of this presentation.</p>
<p>For the best experience please use the latest <b>Chrome</b> or <b>Safari</b> browser. Firefox 10 (to be released soon) will also handle it.</p>
</div>
<div id="intro" class="step" data-x="990000" data-y="-1000000" data-scale="10" data-rotate="-90">
<h1>Document Cloud</h1>
<h2>Lecture commentée* des sources</h2>
<small>* troll</small>
</div>
<div class="step" data-x="1000000" data-y="-1000000" data-scale="10" >
<h1>Pourquoi Backbone est important ?</h1>
</div>
<div class="step" data-x="1000000" data-y="-1000000" data-scale="1000">
<p>"Without a backbone you could not stand up at all. </p>
<p> They also protect your spinal cord and nerves from damage and are a direct path to the brain."</p>
</div>
<div class="step" data-x="1000000" data-y="0" data-scale="1000">
<h1>Pourquoi DocumentCloud ?</h1>
<h2>
<img src="https://twimg0-a.akamaihd.net/profile_images/1185870726/gravatar.jpg" alt="" />
<div style="display:inline-block">
Jeremy Ashkenas<br />
<strong>@jashkenas</strong>
</div>
</h2>
<p> <a href="http://www.documentcloud.org/home">documentcloud.org</a> </p>
<p> <a href="https://github.com/lyonjs/documentcloud/blob/master/public/javascripts/home/home.js">https://github.com/documentcloud/documentcloud</a> </p>
</div>
<div class="step" data-x="2500000" data-y="0" data-scale="1000">
<h1>Structuration de Backbone</h1>
<ul>
<li>Vues</li>
<li>Objets</li>
<li>Evenements</li>
<li>Modèles et Collections</li>
<li>Structuration du code</li>
</ul>
</div>
<div class="step slide" data-x="2300000" data-y="-90000" data-scale="50">
<a href="https://github.com/lyonjs/documentcloud/blob/master/public/javascripts/home/home.js">Source</a>
<pre><code>
$(function() {
window.HomePage = Backbone.View.extend({
el : document.body,
events : {
'click #login_button': 'login'
},
initialize : function() { /* */},
login : function() { /* */}
});
</code></pre>
</div>
<div class="step slide" data-x="2350000" data-y="-90000" data-scale="50">
<h1>Découper le DOM en plusieurs vues</h1>
<p> Par défaut non attaché au DOM. </p>
<p> Mais on peut l'attaché à l'initialisation </p>
<pre>
<code>
el : document.body
el : '#help ul'
</code>
</pre>
</div>
<div class="step slide" data-x="2400000" data-y="-90000" data-scale="50">
<h1>Découper le DOM en plusieurs vues</h1>
<p>Ou plus tard</p>
<pre><code>
this.panel.add('search_box',
dc.app.searchBox.render().el);
this.panel.add('pagination',
dc.app.paginator.el);
this.panel.add('search_toolbar',
dc.app.toolbar.render().el);
this.panel.add('document_list',
this.documentList.render().el);
this.sidebar.add('entities',
this.entityList.render().el);
</code></pre>
<a href="https://github.com/lyonjs/documentcloud/blob/master/public/javascripts/app/workspace.js#L45">Source</a>
</div>
<div class="step" data-x="2400000" data-y="-90000" data-scale="1">
<img src="DocumentCloud.png" alt="" height="600"/>
</div>
<div class="step slide" data-x="2400000" data-y="-90000" data-scale="50">
</div>
<div class="step slide" data-x="2450000" data-y="-90000" data-scale="50">
<h1>Et s'y tenir</h1>
<pre><code>
this.$('.account_list_content')
.prepend(views);
</code></pre>
<a href="https://github.com/lyonjs/documentcloud/blob/master/public/javascripts/app/workspace.js#L45">Source</a>
</div>
<div class="step slide" data-x="2500000" data-y="-90000" data-scale="50">
<h1>Uniformiser les interactions avec l'utilisateur</h1>
<pre><code>
events : {
'keydown #search_box': 'maybeSearch',
'search #search_box': 'search',
'focus #search_box': 'addFocus',
'blur #search_box': 'removeFocus',
'click .cancel_search': 'cancelSearch',
'click #login_button': 'login'
},
</code></pre>
<a href="https://github.com/lyonjs/documentcloud/blob/master/public/javascripts/home/home.js#L9">Source</a>
</div>
<div class="step slide" data-x="2550000" data-y="-90000" data-scale="50">
<h1>Une machine à état non persisté</h1>
<pre><code>
this.setMode('is', 'open');
this.setMode('not', 'open');
this.setMode('is', 'enabled');
this.setMode('not', 'enabled');
this.setMode('is', 'active');
this.setMode('not', 'active');
</code></pre>
<a href="https://github.com/lyonjs/documentcloud/blob/master/public/javascripts/ui/common/menu.js">Source</a>
</div>
<div class="step" data-x="2600000" data-y="0" data-scale="1000">
</div>
<div class="step slide" data-x="2330000" data-y="-20000" data-scale="50">
<h1>Pour utiliser le sucre syntaxique de Backbone.</h1>
<pre> <code>
window.HomePage = Backbone.View.extend({
events : {
'keydown #search_box': 'maybeSearch',
'search #search_box': 'search',
'focus #search_box': 'addFocus',
'blur #search_box': 'removeFocus',
'click .cancel_search': 'cancelSearch',
'click #login_button': 'login'
},
login : function() { /* ... */ },
search : function() { /* ... */ },
});
</code> </pre>
<a href="https://github.com/lyonjs/documentcloud/blob/master/public/javascripts/home/home.js">Source</a>
</div>
<div class="step slide" data-x="2380000" data-y="-20000" data-scale="50">
<h1>Constantes</h1>
<p>En haut en majuscule, facile à repérer.</p>
<pre><code>
dc.controllers.Searcher = Backbone.Router.extend({
PAGE_MATCHER : (/\/p(\d+)$/),
DOCUMENTS_URL : '/search/documents.json',
FACETS_URL : '/search/facets.json',
</code></pre>
<a href="https://github.com/lyonjs/documentcloud/blob/master/public/javascripts/app/searcher.js">Source</a>
</div>
<div class="step slide" data-x="2430000" data-y="-20000" data-scale="50">
<h1>Un objet pour découper notre code</h1>
<pre> <code>
initialize : function() {
this.createSubViews();
this.renderSubViews();
dc.app.searcher = new dc.controllers.Searcher;
},
createSubViews : function() {
this.sidebar = new dc.ui.Sidebar();
this.panel = new dc.ui.Panel();
this.documentList = new dc.ui.DocumentList();
this.entityList = new dc.ui.EntityList();
// ...
},
renderSubViews : function() {
var content = this.$('#content');
content.append(this.sidebar.render().el);
</code> </pre>
</div>
<div class="step slide" data-x="2480000" data-y="-20000" data-scale="50">
<h1>Pour partager un état</h1>
<pre style="font-size: 0.6em;"> <code>
initialize : function() {
_.bindAll(this, '_loadFacetResults');
}
loadFacet : function(facet) {
dc.ui.spinner.show();
this.currentSearch = $.get(
this.FACETS_URL,
{q : this.searchBox.value(), facet : facet},
this._loadFacetResults,
'json');
},
_loadFacetResults : function(resp) { ... }
</code> </pre>
<a href="https://github.com/lyonjs/documentcloud/blob/master/public/javascripts/app/searcher.js#L210">Source</a>
</div>
<div class="step slide" data-x="2530000" data-y="-20000" data-scale="50">
<h1>Pour faire des factories</h1>
<pre style="font-size: 0.8em; line-height: 25px;"> <code>
dc.ui.Dialog = Backbone.View.extend({
options : {
title : "Untitled Dialog",
text : null,
},
// ...
}
_.extend(dc.ui.Dialog, {
alert : function(text, options) {
return new dc.ui.Dialog(_.extend({
mode : 'alert',
title : null,
text : text
}, options)).render();
},
// ...
</code> </pre>
<a href="https://github.com/lyonjs/documentcloud/blob/master/public/javascripts/ui/common/dialog.js#L141">Source</a>
</div>
<div class="step slide" data-x="2580000" data-y="-20000" data-scale="50">
<h1>Pour créer des classes filles</h1>
<pre> <code>
dc.ui.ProjectDialog = dc.ui.Dialog.extend({
constructor : function(options) {
dc.ui.Dialog.call(/* */);
},
render : function(noHide) {
dc.ui.Dialog.prototype.render.call(/* */);
</code> </pre>
<a href="https://github.com/lyonjs/documentcloud/blob/master/public/javascripts/ui/organizer/project_dialog.js">Source</a>
</div>
<div class="step" data-x="2600000" data-y="0" data-scale="1000">
</div>
<div class="step slide" data-x="2450000" data-y="50000" data-scale="50">
<h1>Pour découpler son code</h1>
<pre style="font-size: 0.5em; line-height: 20px;"> <code>
$ grep -R "tab:" .
./ui/workspace/navigation.js: if (!(silent === true)) this.trigger('tab:' + name);
./ui/workspace/navigation.js: this.bind('tab:entities', _.bind(function() {
./ui/workspace/help.js: dc.app.navigation.bind('tab:help', _.bind(this.openHelpTab, this));
./ui/documents/upload_dialog.js: dc.app.navigation.bind('tab:documents', _.bind(function(){
./app/searcher.js: dc.app.navigation.bind('tab:search', this.loadDefault);
</code> </pre>
</div>
<div class="step" data-x="2600000" data-y="0" data-scale="1000">
</div>
<div class="step slide" data-x="2650000" data-y="125000" data-scale="50">
<h1>Un modèle/collection riche en code métier</h1>
<pre> <code>
dc.model.Document = Backbone.Model.extend({
publishAtDate : function() { /* */ },
formattedPublishAtDate : function() {/* */},
dc.model.DocumentSet = Backbone.Collection.extend({
model : dc.model.Document,
downloadSelectedFullText : function() {/* */},
</code> </pre>
<a href="https://github.com/lyonjs/documentcloud/blob/master/public/javascripts/model/documents.js#L91">Source</a>
</div>
<div class="step slide" data-x="2700000" data-y="125000" data-scale="50">
<h1>Un modèle pour synchroniser l'état des ressources</h1>
<pre style="font-size: 0.6em; line-height: 25px;"> <code>
// Fetch all of the documents page mentions for a given search query.
fetchMentions : function(query) {
$.getJSON(this.url() + '/mentions', {q: query}, _.bind(function(resp) {
this.set(resp);
}, this));
},
// Tell the server to reprocess the text for this document.
reprocessText : function(forceOCR) {
var params = {};
if (forceOCR) params.ocr = true;
$.ajax({
url : this.url() + '/reprocess_text',
data : params,
type : 'POST',
dataType : 'json',
success : _.bind(function(resp) {
this.set({access : dc.access.PENDING});
}, this)});
},
</code> </pre>
<a href="https://github.com/lyonjs/documentcloud/blob/master/public/javascripts/model/documents.js#L91">Source</a>
</div>
<div class="step slide" data-x="2750000" data-y="125000" data-scale="50">
<h1>Ce qui entraine une réactualisation des vues</h1>
<pre style="font-size: 0.6em; line-height: 25px;"> <code>
dc.ui.Document = Backbone.View.extend({
constructor : function(options) {
// ...
this.model.bind('change', this._onDocumentChange);
this.model.bind('change:selected', this._setSelected);
this.model.bind('focus', this.focus);
this.model.bind('view:pages', this.viewPages);
this.model.bind('notes:hide', this.hideNotes);
this.model.notes.bind('add', this._addNote);
this.model.notes.bind('reset', this._renderNotes);
this.model.entities.bind('load', this._renderEntities);
this.model.pageEntities.bind('reset', this._renderPages);
}
_onDocumentChange : function() {
if (this.model.hasChanged('selected')) return;
this.render();
},
</code> </pre>
</div>
<div class="step slide" data-x="2800000" data-y="125000" data-scale="50">
<h1>Un model constitué de sous-model</h1>
<pre> <code>
dc.model.Document = Backbone.Model.extend({
constructor : function(attrs, options) {
this.notes = new dc.model.NoteSet();
this.notes.url = function() {
return '/documents/' + id + '/annotations';
};
if (this.get('annotations'))
this.notes.reset(this.get('annotations'));
</code> </pre>
</div>
<div class="step slide" data-x="2850000" data-y="125000" data-scale="50">
<h1>Surtout du READ</h1>
</div>
<div class="step" data-x="2600000" data-y="0" data-scale="1000">
</div>
<div class="step slide" data-x="2650000" data-y="195000" data-scale="50">
<h1>La structure des fichiers</h1>
<pre> <code>
├── application.js
├── app
├── lib
├── model
├── ui
│ ├── accounts
│ ├── common
│ ├── documents
│ ├── metadata
│ ├── organizer
│ ├── search
│ └── workspace
└── vendor
</code> </pre>
</div>
<div class="step slide" data-x="2700000" data-y="195000" data-scale="50">
<h1>Un namespace commun</h1>
<pre> <code>
(function() {
window.dc = {};
dc.controllers = {};
dc.model = {};
dc.app = {};
dc.ui = {};
})();
</code> </pre>
<a href="https://github.com/lyonjs/documentcloud/blob/master/public/javascripts/application.js">Source</a>
</div>
<div class="step slide" data-x="2750000" data-y="195000" data-scale="50">
<h1>Augmenté par chaque fichier</h1>
<pre> <code>
dc.controllers.Workspace = Backbone.Router.extend({
// ...
});
</code> </pre>
<a href="https://github.com/lyonjs/documentcloud/blob/master/public/javascripts/app/workspace.js#L24">Source</a>
</div>
<div class="step slide" data-x="2800000" data-y="195000" data-scale="50">
<h1>Contenant les classes et les instances</h1>
<pre> <code>
createSubViews : function() {
dc.app.paginator = new dc.ui.Paginator();
dc.app.navigation = new dc.ui.Navigation();
dc.app.toolbar = new dc.ui.Toolbar();
dc.app.organizer = new dc.ui.Organizer();
dc.ui.notifier = new dc.ui.Notifier();
dc.ui.tooltip = new dc.ui.Tooltip();
</code> </pre>
<a href="https://github.com/lyonjs/documentcloud/blob/master/public/javascripts/app/workspace.js#L24">Source</a>
</div>
<div class="step slide" data-x="2850000" data-y="195000" data-scale="50">
<h1>Initialisé à un seul endroit</h1>
<pre style="font-size: 0.5em; line-height: 20px;"> <code>
dc.controllers.Workspace = Backbone.Router.extend({
// ...
createSubViews : function() {
dc.app.paginator = new dc.ui.Paginator();
dc.app.navigation = new dc.ui.Navigation();
dc.app.toolbar = new dc.ui.Toolbar();
dc.app.organizer = new dc.ui.Organizer();
dc.ui.notifier = new dc.ui.Notifier();
dc.ui.tooltip = new dc.ui.Tooltip();
dc.app.searchBox = VS.init(this.searchOptions());
this.sidebar = new dc.ui.Sidebar();
this.panel = new dc.ui.Panel();
this.documentList = new dc.ui.DocumentList();
this.entityList = new dc.ui.EntityList();
if (!dc.account) return;
dc.app.uploader = new dc.ui.UploadDialog();
dc.app.accounts = new dc.ui.AccountDialog();
this.accountBadge = new dc.ui.AccountView({model : Accounts.current(), kind : 'badge'});
},
</code> </pre>
<a href="https://github.com/lyonjs/documentcloud/blob/master/public/javascripts/app/workspace.js#L24">Source</a>
</div>
<div class="step slide" data-x="2900000" data-y="195000" data-scale="50">
<h1>Afin d'intéragir plus simplement entre module.</h1>
<pre style="font-size: 0.6em; line-height: 25px;"> <code>
dc.ui.Document = Backbone.View.extend({
// ...
searchAccount : function() {
dc.app.searcher.addToSearch('account', this.model.get('account_slug'));
},
searchOrganization : function() {
dc.app.searcher.addToSearch('group', this.model.get('organization_slug'));
},
searchSource : function() {
dc.app.searcher.addToSearch('source', this.model.get('source').replace(/"/g, '\\"'));
},
});
</code> </pre>
<a href="https://github.com/lyonjs/documentcloud/blob/master/public/javascripts/ui/documents/document.js">Source</a>
</div>
<div class="step slide" data-x="2950000" data-y="195000" data-scale="50">
<h1>Des templates compilés</h1>
<pre style="font-size: 0.5em; line-height: 20px;"> <code>
dc.ui.Menu = Backbone.View.extend({
constructor : function(options) {
this.content = $(JST['common/menu'](this.options));
},
render : function() {
$(this.el).html(JST['common/menubutton']({label : this.options.label}));
this._label = this.$('.label');
$(document.body).append(this.content);
return this;
},
</code> </pre>
<pre style="font-size: 0.5em; line-height: 20px;"> <code>
<div class="wrapper">
<div class="label">
<%= label %>
</div>
</div>
<div class="corner"></div>
</code> </pre>
<a href="https://github.com/lyonjs/documentcloud/blob/master/public/javascripts/ui/common/menu.js">Source JS</a>
<a href="https://github.com/lyonjs/documentcloud/blob/master/app/views/jst/workspace/common/menubutton.jst">JST</a>
<br />
<a href="http://documentcloud.github.com/jammit/#jst">From Jammit</a>
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<a href="http://ricostacruz.com/backbone-patterns/#jst_templates">Backbone patterns</a>
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<h1>Des questions ?</h1>
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