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zappa.html
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<!DOCTYPE html> <html> <head> <title>zappa.coffee</title> <meta http-equiv="content-type" content="text/html; charset=UTF-8"> <link rel="stylesheet" media="all" href="docco.css" /> </head> <body> <div id="container"> <div id="background"></div> <div id="jump_to"> Jump To … <div id="jump_wrapper"> <div id="jump_page"> <a class="source" href="client.html"> client.coffee </a> <a class="source" href="zappa.html"> zappa.coffee </a> </div> </div> </div> <table cellpadding="0" cellspacing="0"> <thead> <tr> <th class="docs"> <h1> zappa.coffee </h1> </th> <th class="code"> </th> </tr> </thead> <tbody> <tr id="section-1"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-1">¶</a> </div> <p><strong>Zappa</strong> is a <a href="http://coffeescript.org">CoffeeScript</a> DSL-ish interface for building web apps on the
<a href="http://nodejs.org">node.js</a> runtime, integrating <a href="http://expressjs.com">express</a>, <a href="http://socket.io">socket.io</a>
and other best-of-breed libraries.</p> </td> <td class="code"> <div class="highlight"><pre><span class="nv">zappa = version: </span><span class="s1">'0.3.1edge'</span>
<span class="nv">codename = </span><span class="s1">'The Gumbo Variations'</span>
<span class="nv">log = </span><span class="nx">console</span><span class="p">.</span><span class="nx">log</span>
<span class="nv">fs = </span><span class="nx">require</span> <span class="s1">'fs'</span>
<span class="nv">path = </span><span class="nx">require</span> <span class="s1">'path'</span>
<span class="nv">uuid = </span><span class="nx">require</span> <span class="s1">'node-uuid'</span>
<span class="nv">express = </span><span class="nx">require</span> <span class="s1">'express'</span>
<span class="nv">socketio = </span><span class="nx">require</span> <span class="s1">'socket.io'</span>
<span class="nv">jquery = </span><span class="nx">fs</span><span class="p">.</span><span class="nx">readFileSync</span><span class="p">(</span><span class="nx">__dirname</span> <span class="o">+</span> <span class="s1">'/../vendor/jquery-1.6.4.min.js'</span><span class="p">).</span><span class="nx">toString</span><span class="p">()</span>
<span class="nv">sammy = </span><span class="nx">fs</span><span class="p">.</span><span class="nx">readFileSync</span><span class="p">(</span><span class="nx">__dirname</span> <span class="o">+</span> <span class="s1">'/../vendor/sammy-0.7.0.min.js'</span><span class="p">).</span><span class="nx">toString</span><span class="p">()</span>
<span class="nv">uglify = </span><span class="nx">require</span> <span class="s1">'uglify-js'</span></pre></div> </td> </tr> <tr id="section-2"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-2">¶</a> </div> <p>Soft dependencies:</p> </td> <td class="code"> <div class="highlight"><pre><span class="nv">jsdom = </span><span class="kc">null</span></pre></div> </td> </tr> <tr id="section-3"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-3">¶</a> </div> <p>CoffeeScript-generated JavaScript may contain anyone of these; when we "rewrite"
a function (see below) though, it loses access to its parent scope, and consequently to
any helpers it might need. So we need to reintroduce these helpers manually inside any
"rewritten" function.</p> </td> <td class="code"> <div class="highlight"><pre><span class="nv">coffeescript_helpers = </span><span class="s2">"""</span>
<span class="s2"> var __slice = Array.prototype.slice;</span>
<span class="s2"> var __hasProp = Object.prototype.hasOwnProperty;</span>
<span class="s2"> var __bind = function(fn, me){ return function(){ return fn.apply(me, arguments); }; };</span>
<span class="s2"> var __extends = function(child, parent) {</span>
<span class="s2"> for (var key in parent) { if (__hasProp.call(parent, key)) child[key] = parent[key]; }</span>
<span class="s2"> function ctor() { this.constructor = child; }</span>
<span class="s2"> ctor.prototype = parent.prototype; child.prototype = new ctor; child.__super__ = parent.prototype;</span>
<span class="s2"> return child; };</span>
<span class="s2"> var __indexOf = Array.prototype.indexOf || function(item) {</span>
<span class="s2"> for (var i = 0, l = this.length; i < l; i++) {</span>
<span class="s2"> if (this[i] === item) return i;</span>
<span class="s2"> } return -1; };</span>
<span class="s2">"""</span><span class="p">.</span><span class="nx">replace</span> <span class="sr">/\n/g</span><span class="p">,</span> <span class="s1">''</span>
<span class="nv">minify = </span><span class="nf">(js) -></span>
<span class="nv">ast = </span><span class="nx">uglify</span><span class="p">.</span><span class="nx">parser</span><span class="p">.</span><span class="nx">parse</span><span class="p">(</span><span class="nx">js</span><span class="p">)</span>
<span class="nv">ast = </span><span class="nx">uglify</span><span class="p">.</span><span class="nx">uglify</span><span class="p">.</span><span class="nx">ast_mangle</span><span class="p">(</span><span class="nx">ast</span><span class="p">)</span>
<span class="nv">ast = </span><span class="nx">uglify</span><span class="p">.</span><span class="nx">uglify</span><span class="p">.</span><span class="nx">ast_squeeze</span><span class="p">(</span><span class="nx">ast</span><span class="p">)</span>
<span class="nx">uglify</span><span class="p">.</span><span class="nx">uglify</span><span class="p">.</span><span class="nx">gen_code</span><span class="p">(</span><span class="nx">ast</span><span class="p">)</span></pre></div> </td> </tr> <tr id="section-4"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-4">¶</a> </div> <p>Shallow copy attributes from <code>sources</code> (array of objects) to <code>recipient</code>.
Does NOT overwrite attributes already present in <code>recipient</code>.</p> </td> <td class="code"> <div class="highlight"><pre><span class="nv">copy_data_to = </span><span class="nf">(recipient, sources) -></span>
<span class="k">for</span> <span class="nx">obj</span> <span class="k">in</span> <span class="nx">sources</span>
<span class="k">for</span> <span class="nx">k</span><span class="p">,</span> <span class="nx">v</span> <span class="k">of</span> <span class="nx">obj</span>
<span class="nx">recipient</span><span class="p">[</span><span class="nx">k</span><span class="p">]</span> <span class="o">=</span> <span class="nx">v</span> <span class="nx">unless</span> <span class="nx">recipient</span><span class="p">[</span><span class="nx">k</span><span class="p">]</span></pre></div> </td> </tr> <tr id="section-5"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-5">¶</a> </div> <p>Keep inline views at the module level and namespaced by app id
so that the monkeypatched express can look them up.</p> </td> <td class="code"> <div class="highlight"><pre><span class="nv">views = </span><span class="p">{}</span>
</pre></div> </td> </tr> <tr id="section-6"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-6">¶</a> </div> <p>Monkeypatch express to support lookup of inline templates. Such is life.</p> </td> <td class="code"> <div class="highlight"><pre><span class="nx">express</span><span class="p">.</span><span class="nx">View</span><span class="p">.</span><span class="nx">prototype</span><span class="p">.</span><span class="nx">__defineGetter__</span> <span class="s1">'exists'</span><span class="p">,</span> <span class="o">-></span></pre></div> </td> </tr> <tr id="section-7"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-7">¶</a> </div> <p>Path given by zappa: /path/to/appid/foo.bar.</p> </td> <td class="code"> <div class="highlight"><pre> </pre></div> </td> </tr> <tr id="section-8"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-8">¶</a> </div> <p>Try appid/foo.bar in memory.</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nv">p = </span><span class="nx">@path</span><span class="p">.</span><span class="nx">replace</span> <span class="nx">@root</span> <span class="o">+</span> <span class="s1">'/'</span><span class="p">,</span> <span class="s1">''</span>
<span class="nv">id = </span><span class="nx">p</span><span class="p">.</span><span class="nx">split</span><span class="p">(</span><span class="s1">'/'</span><span class="p">)[</span><span class="mi">0</span><span class="p">]</span>
<span class="k">return</span> <span class="kc">true</span> <span class="k">if</span> <span class="nx">views</span><span class="p">[</span><span class="nx">p</span><span class="p">]</span></pre></div> </td> </tr> <tr id="section-9"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-9">¶</a> </div> <p>Try appid/foo in memory.</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nv">p = </span><span class="nx">p</span><span class="p">.</span><span class="nx">replace</span><span class="p">(</span><span class="nx">path</span><span class="p">.</span><span class="nx">extname</span><span class="p">(</span><span class="nx">p</span><span class="p">),</span> <span class="s1">''</span><span class="p">)</span>
<span class="k">return</span> <span class="kc">true</span> <span class="k">if</span> <span class="nx">views</span><span class="p">[</span><span class="nx">p</span><span class="p">]</span></pre></div> </td> </tr> <tr id="section-10"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-10">¶</a> </div> <p>Try /path/to/foo.bar in filesystem (normal express behaviour).</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nv">p = </span><span class="nx">@path</span><span class="p">.</span><span class="nx">replace</span> <span class="nx">id</span> <span class="o">+</span> <span class="s1">'/'</span><span class="p">,</span> <span class="s1">''</span>
<span class="k">try</span>
<span class="nx">fs</span><span class="p">.</span><span class="nx">statSync</span><span class="p">(</span><span class="nx">p</span><span class="p">)</span>
<span class="k">return</span> <span class="kc">true</span>
<span class="k">catch</span> <span class="nx">err</span>
<span class="k">return</span> <span class="kc">false</span>
<span class="nx">express</span><span class="p">.</span><span class="nx">View</span><span class="p">.</span><span class="nx">prototype</span><span class="p">.</span><span class="nx">__defineGetter__</span> <span class="s1">'contents'</span><span class="p">,</span> <span class="o">-></span></pre></div> </td> </tr> <tr id="section-11"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-11">¶</a> </div> <p>Path given by zappa: /path/to/appid/foo.bar.</p> </td> <td class="code"> <div class="highlight"><pre></pre></div> </td> </tr> <tr id="section-12"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-12">¶</a> </div> <p>Try appid/foo.bar in memory.</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nv">p = </span><span class="nx">@path</span><span class="p">.</span><span class="nx">replace</span> <span class="nx">@root</span> <span class="o">+</span> <span class="s1">'/'</span><span class="p">,</span> <span class="s1">''</span>
<span class="nv">id = </span><span class="nx">p</span><span class="p">.</span><span class="nx">split</span><span class="p">(</span><span class="s1">'/'</span><span class="p">)[</span><span class="mi">0</span><span class="p">]</span>
<span class="k">return</span> <span class="nx">views</span><span class="p">[</span><span class="nx">p</span><span class="p">]</span> <span class="k">if</span> <span class="nx">views</span><span class="p">[</span><span class="nx">p</span><span class="p">]</span></pre></div> </td> </tr> <tr id="section-13"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-13">¶</a> </div> <p>Try appid/foo in memory.</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nv">p = </span><span class="nx">p</span><span class="p">.</span><span class="nx">replace</span><span class="p">(</span><span class="nx">path</span><span class="p">.</span><span class="nx">extname</span><span class="p">(</span><span class="nx">p</span><span class="p">),</span> <span class="s1">''</span><span class="p">)</span>
<span class="k">return</span> <span class="nx">views</span><span class="p">[</span><span class="nx">p</span><span class="p">]</span> <span class="k">if</span> <span class="nx">views</span><span class="p">[</span><span class="nx">p</span><span class="p">]</span></pre></div> </td> </tr> <tr id="section-14"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-14">¶</a> </div> <p>Try /path/to/foo.bar in filesystem (normal express behaviour).</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nv">p = </span><span class="nx">@path</span><span class="p">.</span><span class="nx">replace</span> <span class="nx">id</span> <span class="o">+</span> <span class="s1">'/'</span><span class="p">,</span> <span class="s1">''</span>
<span class="nx">fs</span><span class="p">.</span><span class="nx">readFileSync</span> <span class="nx">p</span><span class="p">,</span> <span class="s1">'utf8'</span></pre></div> </td> </tr> <tr id="section-15"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-15">¶</a> </div> <p>Takes in a function and builds express/socket.io apps based on the rules contained in it.</p> </td> <td class="code"> <div class="highlight"><pre><span class="nv">zappa.app = </span><span class="nf">(func) -></span>
<span class="nv">context = </span><span class="p">{</span><span class="nv">id: </span><span class="nx">uuid</span><span class="p">(),</span> <span class="nx">zappa</span><span class="p">,</span> <span class="nx">express</span><span class="p">}</span>
<span class="nv">context.root = </span><span class="nx">path</span><span class="p">.</span><span class="nx">dirname</span><span class="p">(</span><span class="nx">module</span><span class="p">.</span><span class="nx">parent</span><span class="p">.</span><span class="nx">filename</span><span class="p">)</span></pre></div> </td> </tr> <tr id="section-16"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-16">¶</a> </div> <p>Storage for user-provided stuff.
Views are kept at the module level.</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nv">ws_handlers = </span><span class="p">{}</span>
<span class="nv">helpers = </span><span class="p">{}</span>
<span class="nv">postrenders = </span><span class="p">{}</span>
<span class="nv">app = context.app = </span><span class="nx">express</span><span class="p">.</span><span class="nx">createServer</span><span class="p">()</span>
<span class="nv">io = context.io = </span><span class="nx">socketio</span><span class="p">.</span><span class="nx">listen</span><span class="p">(</span><span class="nx">app</span><span class="p">)</span></pre></div> </td> </tr> <tr id="section-17"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-17">¶</a> </div> <p>Reference to the zappa client, the value will be set later.</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nv">client = </span><span class="kc">null</span>
</pre></div> </td> </tr> <tr id="section-18"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-18">¶</a> </div> <p>Tracks if the zappa middleware is already mounted (<code>@use 'zappa'</code>).</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nv">zappa_used = </span><span class="kc">no</span></pre></div> </td> </tr> <tr id="section-19"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-19">¶</a> </div> <p>Zappa's default settings.</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">app</span><span class="p">.</span><span class="nx">set</span> <span class="s1">'view engine'</span><span class="p">,</span> <span class="s1">'coffee'</span>
<span class="nx">app</span><span class="p">.</span><span class="nx">register</span> <span class="s1">'.coffee'</span><span class="p">,</span> <span class="nx">zappa</span><span class="p">.</span><span class="nx">adapter</span> <span class="nx">require</span><span class="p">(</span><span class="s1">'coffeekup'</span><span class="p">).</span><span class="nx">adapters</span><span class="p">.</span><span class="nx">express</span><span class="p">,</span>
<span class="nv">blacklist: </span><span class="p">[</span><span class="s1">'format'</span><span class="p">,</span> <span class="s1">'autoescape'</span><span class="p">,</span> <span class="s1">'locals'</span><span class="p">,</span> <span class="s1">'hardcode'</span><span class="p">,</span> <span class="s1">'cache'</span><span class="p">]</span></pre></div> </td> </tr> <tr id="section-20"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-20">¶</a> </div> <p>Sets default view dir to @root (<code>path.dirname(module.parent.filename)</code>).</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">app</span><span class="p">.</span><span class="nx">set</span> <span class="s1">'views'</span><span class="p">,</span> <span class="nx">path</span><span class="p">.</span><span class="nx">join</span><span class="p">(</span><span class="nx">context</span><span class="p">.</span><span class="nx">root</span><span class="p">,</span> <span class="s1">'/views'</span><span class="p">)</span>
<span class="k">for</span> <span class="nx">verb</span> <span class="k">in</span> <span class="p">[</span><span class="s1">'get'</span><span class="p">,</span> <span class="s1">'post'</span><span class="p">,</span> <span class="s1">'put'</span><span class="p">,</span> <span class="s1">'del'</span><span class="p">]</span>
<span class="nx">do</span> <span class="nf">(verb) -></span>
<span class="nx">context</span><span class="p">[</span><span class="nx">verb</span><span class="p">]</span> <span class="o">=</span> <span class="o">-></span>
<span class="k">if</span> <span class="nx">arguments</span><span class="p">.</span><span class="nx">length</span> <span class="o">></span> <span class="mi">1</span>
<span class="nx">route</span> <span class="nv">verb: </span><span class="nx">verb</span><span class="p">,</span> <span class="nv">path: </span><span class="nx">arguments</span><span class="p">[</span><span class="mi">0</span><span class="p">],</span> <span class="nv">handler: </span><span class="nx">arguments</span><span class="p">[</span><span class="mi">1</span><span class="p">]</span>
<span class="k">else</span>
<span class="k">for</span> <span class="nx">k</span><span class="p">,</span> <span class="nx">v</span> <span class="k">of</span> <span class="nx">arguments</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span>
<span class="nx">route</span> <span class="nv">verb: </span><span class="nx">verb</span><span class="p">,</span> <span class="nv">path: </span><span class="nx">k</span><span class="p">,</span> <span class="nv">handler: </span><span class="nx">v</span>
<span class="nv">context.client = </span><span class="nf">(obj) -></span>
<span class="nx">context</span><span class="p">.</span><span class="nx">use</span> <span class="s1">'zappa'</span> <span class="nx">unless</span> <span class="nx">zappa_used</span>
<span class="k">for</span> <span class="nx">k</span><span class="p">,</span> <span class="nx">v</span> <span class="k">of</span> <span class="nx">obj</span>
<span class="nv">js = </span><span class="s2">";zappa.run(#{v});"</span>
<span class="nv">js = </span><span class="nx">minify</span><span class="p">(</span><span class="nx">js</span><span class="p">)</span> <span class="k">if</span> <span class="nx">app</span><span class="p">.</span><span class="nx">settings</span><span class="p">[</span><span class="s1">'minify'</span><span class="p">]</span>
<span class="nx">route</span> <span class="nv">verb: </span><span class="s1">'get'</span><span class="p">,</span> <span class="nv">path: </span><span class="nx">k</span><span class="p">,</span> <span class="nv">handler: </span><span class="nx">js</span><span class="p">,</span> <span class="nv">contentType: </span><span class="s1">'js'</span>
<span class="nv">context.coffee = </span><span class="nf">(obj) -></span>
<span class="k">for</span> <span class="nx">k</span><span class="p">,</span> <span class="nx">v</span> <span class="k">of</span> <span class="nx">obj</span>
<span class="nv">js = </span><span class="s2">";#{coffeescript_helpers}(#{v})();"</span>
<span class="nv">js = </span><span class="nx">minify</span><span class="p">(</span><span class="nx">js</span><span class="p">)</span> <span class="k">if</span> <span class="nx">app</span><span class="p">.</span><span class="nx">settings</span><span class="p">[</span><span class="s1">'minify'</span><span class="p">]</span>
<span class="nx">route</span> <span class="nv">verb: </span><span class="s1">'get'</span><span class="p">,</span> <span class="nv">path: </span><span class="nx">k</span><span class="p">,</span> <span class="nv">handler: </span><span class="nx">js</span><span class="p">,</span> <span class="nv">contentType: </span><span class="s1">'js'</span>
<span class="nv">context.js = </span><span class="nf">(obj) -></span>
<span class="k">for</span> <span class="nx">k</span><span class="p">,</span> <span class="nx">v</span> <span class="k">of</span> <span class="nx">obj</span>
<span class="nv">js = </span><span class="nb">String</span><span class="p">(</span><span class="nx">v</span><span class="p">)</span>
<span class="nv">js = </span><span class="nx">minify</span><span class="p">(</span><span class="nx">js</span><span class="p">)</span> <span class="k">if</span> <span class="nx">app</span><span class="p">.</span><span class="nx">settings</span><span class="p">[</span><span class="s1">'minify'</span><span class="p">]</span>
<span class="nx">route</span> <span class="nv">verb: </span><span class="s1">'get'</span><span class="p">,</span> <span class="nv">path: </span><span class="nx">k</span><span class="p">,</span> <span class="nv">handler: </span><span class="nx">js</span><span class="p">,</span> <span class="nv">contentType: </span><span class="s1">'js'</span>
<span class="nv">context.css = </span><span class="nf">(obj) -></span>
<span class="k">for</span> <span class="nx">k</span><span class="p">,</span> <span class="nx">v</span> <span class="k">of</span> <span class="nx">obj</span>
<span class="nv">css = </span><span class="nb">String</span><span class="p">(</span><span class="nx">v</span><span class="p">)</span>
<span class="nx">route</span> <span class="nv">verb: </span><span class="s1">'get'</span><span class="p">,</span> <span class="nv">path: </span><span class="nx">k</span><span class="p">,</span> <span class="nv">handler: </span><span class="nx">css</span><span class="p">,</span> <span class="nv">contentType: </span><span class="s1">'css'</span>
<span class="nv">context.stylus = </span><span class="nf">(obj) -></span>
<span class="k">for</span> <span class="nx">k</span><span class="p">,</span> <span class="nx">v</span> <span class="k">of</span> <span class="nx">obj</span>
<span class="nv">css = </span><span class="nx">require</span><span class="p">(</span><span class="s1">'stylus'</span><span class="p">).</span><span class="nx">render</span> <span class="nx">v</span><span class="p">,</span> <span class="nv">filename: </span><span class="nx">k</span><span class="p">,</span> <span class="nf">(err, css) -></span>
<span class="k">throw</span> <span class="nx">err</span> <span class="k">if</span> <span class="nx">err</span>
<span class="nx">route</span> <span class="nv">verb: </span><span class="s1">'get'</span><span class="p">,</span> <span class="nv">path: </span><span class="nx">k</span><span class="p">,</span> <span class="nv">handler: </span><span class="nx">css</span><span class="p">,</span> <span class="nv">contentType: </span><span class="s1">'css'</span>
<span class="nv">context.helper = </span><span class="nf">(obj) -></span>
<span class="k">for</span> <span class="nx">k</span><span class="p">,</span> <span class="nx">v</span> <span class="k">of</span> <span class="nx">obj</span>
<span class="nx">helpers</span><span class="p">[</span><span class="nx">k</span><span class="p">]</span> <span class="o">=</span> <span class="nx">v</span>
<span class="nv">context.postrender = </span><span class="nf">(obj) -></span>
<span class="nv">jsdom = </span><span class="nx">require</span> <span class="s1">'jsdom'</span>
<span class="k">for</span> <span class="nx">k</span><span class="p">,</span> <span class="nx">v</span> <span class="k">of</span> <span class="nx">obj</span>
<span class="nx">postrenders</span><span class="p">[</span><span class="nx">k</span><span class="p">]</span> <span class="o">=</span> <span class="nx">v</span>
<span class="nv">context.on = </span><span class="nf">(obj) -></span>
<span class="k">for</span> <span class="nx">k</span><span class="p">,</span> <span class="nx">v</span> <span class="k">of</span> <span class="nx">obj</span>
<span class="nx">ws_handlers</span><span class="p">[</span><span class="nx">k</span><span class="p">]</span> <span class="o">=</span> <span class="nx">v</span>
<span class="nv">context.view = </span><span class="nf">(obj) -></span>
<span class="k">for</span> <span class="nx">k</span><span class="p">,</span> <span class="nx">v</span> <span class="k">of</span> <span class="nx">obj</span>
<span class="nx">views</span><span class="p">[</span><span class="s2">"#{context.id}/#{k}"</span><span class="p">]</span> <span class="o">=</span> <span class="nx">v</span>
<span class="nv">context.register = </span><span class="nf">(obj) -></span>
<span class="k">for</span> <span class="nx">k</span><span class="p">,</span> <span class="nx">v</span> <span class="k">of</span> <span class="nx">obj</span>
<span class="nx">app</span><span class="p">.</span><span class="nx">register</span> <span class="s1">'.'</span> <span class="o">+</span> <span class="nx">k</span><span class="p">,</span> <span class="nx">v</span>
<span class="nv">context.set = </span><span class="nf">(obj) -></span>
<span class="k">for</span> <span class="nx">k</span><span class="p">,</span> <span class="nx">v</span> <span class="k">of</span> <span class="nx">obj</span>
<span class="nx">app</span><span class="p">.</span><span class="nx">set</span> <span class="nx">k</span><span class="p">,</span> <span class="nx">v</span>
<span class="nv">context.enable = </span><span class="o">-></span>
<span class="nx">app</span><span class="p">.</span><span class="nx">enable</span> <span class="nx">i</span> <span class="k">for</span> <span class="nx">i</span> <span class="k">in</span> <span class="nx">arguments</span>
<span class="nv">context.disable = </span><span class="o">-></span>
<span class="nx">app</span><span class="p">.</span><span class="nx">disable</span> <span class="nx">i</span> <span class="k">for</span> <span class="nx">i</span> <span class="k">in</span> <span class="nx">arguments</span>
<span class="nv">context.use = </span><span class="o">-></span>
<span class="nv">zappa_middleware =</span>
<span class="nv">static: </span><span class="p">(</span><span class="nv">p = </span><span class="nx">path</span><span class="p">.</span><span class="nx">join</span><span class="p">(</span><span class="nx">context</span><span class="p">.</span><span class="nx">root</span><span class="p">,</span> <span class="s1">'/public'</span><span class="p">))</span> <span class="o">-></span>
<span class="nx">express</span><span class="p">.</span><span class="nx">static</span><span class="p">(</span><span class="nx">p</span><span class="p">)</span>
<span class="nv">zappa: </span><span class="o">-></span>
<span class="nf">(req, res, next) -></span>
<span class="nv">send = </span><span class="nf">(code) -></span>
<span class="nx">res</span><span class="p">.</span><span class="nx">contentType</span> <span class="s1">'js'</span>
<span class="nx">res</span><span class="p">.</span><span class="nx">send</span> <span class="nx">code</span>
<span class="k">if</span> <span class="nx">req</span><span class="p">.</span><span class="nx">method</span><span class="p">.</span><span class="nx">toUpperCase</span><span class="p">()</span> <span class="o">isnt</span> <span class="s1">'GET'</span> <span class="k">then</span> <span class="nx">next</span><span class="p">()</span>
<span class="k">else</span>
<span class="k">switch</span> <span class="nx">req</span><span class="p">.</span><span class="nx">url</span>
<span class="k">when</span> <span class="s1">'/zappa/zappa.js'</span> <span class="k">then</span> <span class="nx">send</span> <span class="nx">client</span>
<span class="k">when</span> <span class="s1">'/zappa/jquery.js'</span> <span class="k">then</span> <span class="nx">send</span> <span class="nx">jquery</span>
<span class="k">when</span> <span class="s1">'/zappa/sammy.js'</span> <span class="k">then</span> <span class="nx">send</span> <span class="nx">sammy</span>
<span class="k">else</span> <span class="nx">next</span><span class="p">()</span>
<span class="nv">use = </span><span class="nf">(name, arg = null) -></span>
<span class="nv">zappa_used = </span><span class="kc">yes</span> <span class="k">if</span> <span class="nx">name</span> <span class="o">is</span> <span class="s1">'zappa'</span>
<span class="k">if</span> <span class="nx">zappa_middleware</span><span class="p">[</span><span class="nx">name</span><span class="p">]</span>
<span class="nx">app</span><span class="p">.</span><span class="nx">use</span> <span class="nx">zappa_middleware</span><span class="p">[</span><span class="nx">name</span><span class="p">](</span><span class="nx">arg</span><span class="p">)</span>
<span class="k">else</span> <span class="k">if</span> <span class="k">typeof</span> <span class="nx">express</span><span class="p">[</span><span class="nx">name</span><span class="p">]</span> <span class="o">is</span> <span class="s1">'function'</span>
<span class="nx">app</span><span class="p">.</span><span class="nx">use</span> <span class="nx">express</span><span class="p">[</span><span class="nx">name</span><span class="p">](</span><span class="nx">arg</span><span class="p">)</span>
<span class="k">for</span> <span class="nx">a</span> <span class="k">in</span> <span class="nx">arguments</span>
<span class="k">switch</span> <span class="k">typeof</span> <span class="nx">a</span>
<span class="k">when</span> <span class="s1">'function'</span> <span class="k">then</span> <span class="nx">app</span><span class="p">.</span><span class="nx">use</span> <span class="nx">a</span>
<span class="k">when</span> <span class="s1">'string'</span> <span class="k">then</span> <span class="nx">use</span> <span class="nx">a</span>
<span class="k">when</span> <span class="s1">'object'</span> <span class="k">then</span> <span class="nx">use</span> <span class="nx">k</span><span class="p">,</span> <span class="nx">v</span> <span class="k">for</span> <span class="nx">k</span><span class="p">,</span> <span class="nx">v</span> <span class="k">of</span> <span class="nx">a</span>
<span class="nv">context.configure = </span><span class="nf">(p) -></span>
<span class="k">if</span> <span class="k">typeof</span> <span class="nx">p</span> <span class="o">is</span> <span class="s1">'function'</span> <span class="k">then</span> <span class="nx">app</span><span class="p">.</span><span class="nx">configure</span> <span class="nx">p</span>
<span class="k">else</span> <span class="nx">app</span><span class="p">.</span><span class="nx">configure</span> <span class="nx">k</span><span class="p">,</span> <span class="nx">v</span> <span class="k">for</span> <span class="nx">k</span><span class="p">,</span> <span class="nx">v</span> <span class="k">of</span> <span class="nx">p</span>
<span class="nv">context.settings = </span><span class="nx">app</span><span class="p">.</span><span class="nx">settings</span>
<span class="nv">context.shared = </span><span class="nf">(obj) -></span>
<span class="nx">context</span><span class="p">.</span><span class="nx">use</span> <span class="s1">'zappa'</span> <span class="nx">unless</span> <span class="nx">zappa_used</span>
<span class="k">for</span> <span class="nx">k</span><span class="p">,</span> <span class="nx">v</span> <span class="k">of</span> <span class="nx">obj</span>
<span class="nv">js = </span><span class="s2">";zappa.run(#{v});"</span>
<span class="nv">js = </span><span class="nx">minify</span><span class="p">(</span><span class="nx">js</span><span class="p">)</span> <span class="k">if</span> <span class="nx">app</span><span class="p">.</span><span class="nx">settings</span><span class="p">[</span><span class="s1">'minify'</span><span class="p">]</span>
<span class="nx">route</span> <span class="nv">verb: </span><span class="s1">'get'</span><span class="p">,</span> <span class="nv">path: </span><span class="nx">k</span><span class="p">,</span> <span class="nv">handler: </span><span class="nx">js</span><span class="p">,</span> <span class="nv">contentType: </span><span class="s1">'js'</span>
<span class="nx">v</span><span class="p">.</span><span class="nx">apply</span><span class="p">(</span><span class="nx">context</span><span class="p">,</span> <span class="p">[</span><span class="nx">context</span><span class="p">])</span>
<span class="nv">context.include = </span><span class="nf">(p) -></span>
<span class="nv">sub = </span><span class="nx">require</span> <span class="nx">path</span><span class="p">.</span><span class="nx">join</span><span class="p">(</span><span class="nx">context</span><span class="p">.</span><span class="nx">root</span><span class="p">,</span> <span class="nx">p</span><span class="p">)</span>
<span class="nx">sub</span><span class="p">.</span><span class="nx">include</span><span class="p">.</span><span class="nx">apply</span><span class="p">(</span><span class="nx">context</span><span class="p">,</span> <span class="p">[</span><span class="nx">context</span><span class="p">])</span></pre></div> </td> </tr> <tr id="section-21"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-21">¶</a> </div> <p>Register a route with express.</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nv">route = </span><span class="nf">(r) -></span>
<span class="k">if</span> <span class="k">typeof</span> <span class="nx">r</span><span class="p">.</span><span class="nx">handler</span> <span class="o">is</span> <span class="s1">'string'</span>
<span class="nx">app</span><span class="p">[</span><span class="nx">r</span><span class="p">.</span><span class="nx">verb</span><span class="p">]</span> <span class="nx">r</span><span class="p">.</span><span class="nx">path</span><span class="p">,</span> <span class="nf">(req, res) -></span>
<span class="nx">res</span><span class="p">.</span><span class="nx">contentType</span> <span class="nx">r</span><span class="p">.</span><span class="nx">contentType</span> <span class="k">if</span> <span class="nx">r</span><span class="p">.</span><span class="nx">contentType</span><span class="o">?</span>
<span class="nx">res</span><span class="p">.</span><span class="nx">send</span> <span class="nx">r</span><span class="p">.</span><span class="nx">handler</span>
<span class="k">else</span>
<span class="nx">app</span><span class="p">[</span><span class="nx">r</span><span class="p">.</span><span class="nx">verb</span><span class="p">]</span> <span class="nx">r</span><span class="p">.</span><span class="nx">path</span><span class="p">,</span> <span class="nf">(req, res, next) -></span>
<span class="nv">ctx =</span>
<span class="nv">app: </span><span class="nx">app</span>
<span class="nv">settings: </span><span class="nx">app</span><span class="p">.</span><span class="nx">settings</span>
<span class="nv">request: </span><span class="nx">req</span>
<span class="nv">query: </span><span class="nx">req</span><span class="p">.</span><span class="nx">query</span>
<span class="nv">params: </span><span class="nx">req</span><span class="p">.</span><span class="nx">params</span>
<span class="nv">body: </span><span class="nx">req</span><span class="p">.</span><span class="nx">body</span>
<span class="nv">session: </span><span class="nx">req</span><span class="p">.</span><span class="nx">session</span>
<span class="nv">response: </span><span class="nx">res</span>
<span class="nv">next: </span><span class="nx">next</span>
<span class="nv">send: </span><span class="o">-></span> <span class="nx">res</span><span class="p">.</span><span class="nx">send</span><span class="p">.</span><span class="nx">apply</span> <span class="nx">res</span><span class="p">,</span> <span class="nx">arguments</span>
<span class="nv">redirect: </span><span class="o">-></span> <span class="nx">res</span><span class="p">.</span><span class="nx">redirect</span><span class="p">.</span><span class="nx">apply</span> <span class="nx">res</span><span class="p">,</span> <span class="nx">arguments</span>
<span class="nv">render: </span><span class="o">-></span>
<span class="k">if</span> <span class="k">typeof</span> <span class="nx">arguments</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> <span class="o">isnt</span> <span class="s1">'object'</span>
<span class="nx">render</span><span class="p">.</span><span class="nx">apply</span> <span class="err">@</span><span class="p">,</span> <span class="nx">arguments</span>
<span class="k">else</span>
<span class="k">for</span> <span class="nx">k</span><span class="p">,</span> <span class="nx">v</span> <span class="k">of</span> <span class="nx">arguments</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span>
<span class="nx">render</span><span class="p">.</span><span class="nx">apply</span> <span class="err">@</span><span class="p">,</span> <span class="p">[</span><span class="nx">k</span><span class="p">,</span> <span class="nx">v</span><span class="p">]</span>
<span class="nv">render = </span><span class="nf">(args...) -></span></pre></div> </td> </tr> <tr id="section-22"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-22">¶</a> </div> <p>Adds the app id to the view name so that the monkeypatched
express.View.exists and express.View.contents can lookup
this app's inline templates.</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">args</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> <span class="o">=</span> <span class="nx">context</span><span class="p">.</span><span class="nx">id</span> <span class="o">+</span> <span class="s1">'/'</span> <span class="o">+</span> <span class="nx">args</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span>
</pre></div> </td> </tr> <tr id="section-23"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-23">¶</a> </div> <p>Make sure the second arg is an object.</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">args</span><span class="p">[</span><span class="mi">1</span><span class="p">]</span> <span class="o">?=</span> <span class="p">{}</span>
<span class="nx">args</span><span class="p">.</span><span class="nx">splice</span> <span class="mi">1</span><span class="p">,</span> <span class="mi">0</span><span class="p">,</span> <span class="p">{}</span> <span class="k">if</span> <span class="k">typeof</span> <span class="nx">args</span><span class="p">[</span><span class="mi">1</span><span class="p">]</span> <span class="o">is</span> <span class="s1">'function'</span>
<span class="k">if</span> <span class="nx">app</span><span class="p">.</span><span class="nx">settings</span><span class="p">[</span><span class="s1">'databag'</span><span class="p">]</span>
<span class="nx">args</span><span class="p">[</span><span class="mi">1</span><span class="p">].</span><span class="nv">params = </span><span class="nx">data</span>
<span class="k">if</span> <span class="nx">args</span><span class="p">[</span><span class="mi">1</span><span class="p">].</span><span class="nx">postrender</span><span class="o">?</span></pre></div> </td> </tr> <tr id="section-24"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-24">¶</a> </div> <p>Apply postrender before sending response.</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">res</span><span class="p">.</span><span class="nx">render</span> <span class="nx">args</span><span class="p">[</span><span class="mi">0</span><span class="p">],</span> <span class="nx">args</span><span class="p">[</span><span class="mi">1</span><span class="p">],</span> <span class="nf">(err, str) -></span>
<span class="nx">jsdom</span><span class="p">.</span><span class="nx">env</span> <span class="nv">html: </span><span class="nx">str</span><span class="p">,</span> <span class="nv">src: </span><span class="p">[</span><span class="nx">jquery</span><span class="p">],</span> <span class="nv">done: </span><span class="nf">(err, window) -></span>
<span class="nv">ctx.window = </span><span class="nb">window</span>
<span class="nv">rendered = </span><span class="nx">postrenders</span><span class="p">[</span><span class="nx">args</span><span class="p">[</span><span class="mi">1</span><span class="p">].</span><span class="nx">postrender</span><span class="p">].</span><span class="nx">apply</span><span class="p">(</span><span class="nx">ctx</span><span class="p">,</span> <span class="p">[</span><span class="nb">window</span><span class="p">.</span><span class="nx">$</span><span class="p">,</span> <span class="nx">ctx</span><span class="p">])</span>
<span class="nv">doctype = </span><span class="p">(</span><span class="nb">window</span><span class="p">.</span><span class="nb">document</span><span class="p">.</span><span class="nx">doctype</span> <span class="o">or</span> <span class="s1">''</span><span class="p">)</span> <span class="o">+</span> <span class="s2">"\n"</span>
<span class="nx">res</span><span class="p">.</span><span class="nx">send</span> <span class="nx">doctype</span> <span class="o">+</span> <span class="nb">window</span><span class="p">.</span><span class="nb">document</span><span class="p">.</span><span class="nx">documentElement</span><span class="p">.</span><span class="nx">outerHTML</span>
<span class="k">else</span></pre></div> </td> </tr> <tr id="section-25"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-25">¶</a> </div> <p>Just forward params to express.</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">res</span><span class="p">.</span><span class="nx">render</span><span class="p">.</span><span class="nx">apply</span> <span class="nx">res</span><span class="p">,</span> <span class="nx">args</span>
<span class="k">for</span> <span class="nx">name</span><span class="p">,</span> <span class="nx">helper</span> <span class="k">of</span> <span class="nx">helpers</span>
<span class="nx">do</span> <span class="nf">(name, helper) -></span>
<span class="nx">ctx</span><span class="p">[</span><span class="nx">name</span><span class="p">]</span> <span class="o">=</span> <span class="nf">(args...) -></span>
<span class="nx">args</span><span class="p">.</span><span class="nx">push</span> <span class="nx">ctx</span>
<span class="nx">helper</span><span class="p">.</span><span class="nx">apply</span> <span class="nx">ctx</span><span class="p">,</span> <span class="nx">args</span>
<span class="k">if</span> <span class="nx">app</span><span class="p">.</span><span class="nx">settings</span><span class="p">[</span><span class="s1">'databag'</span><span class="p">]</span>
<span class="nv">data = </span><span class="p">{}</span>
<span class="nx">copy_data_to</span> <span class="nx">data</span><span class="p">,</span> <span class="p">[</span><span class="nx">req</span><span class="p">.</span><span class="nx">query</span><span class="p">,</span> <span class="nx">req</span><span class="p">.</span><span class="nx">params</span><span class="p">,</span> <span class="nx">req</span><span class="p">.</span><span class="nx">body</span><span class="p">]</span></pre></div> </td> </tr> <tr id="section-26"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-26">¶</a> </div> <p>Go!</p> </td> <td class="code"> <div class="highlight"><pre> <span class="k">switch</span> <span class="nx">app</span><span class="p">.</span><span class="nx">settings</span><span class="p">[</span><span class="s1">'databag'</span><span class="p">]</span>
<span class="k">when</span> <span class="s1">'this'</span> <span class="k">then</span> <span class="nv">result = </span><span class="nx">r</span><span class="p">.</span><span class="nx">handler</span><span class="p">.</span><span class="nx">apply</span><span class="p">(</span><span class="nx">data</span><span class="p">,</span> <span class="p">[</span><span class="nx">ctx</span><span class="p">])</span>
<span class="k">when</span> <span class="s1">'param'</span> <span class="k">then</span> <span class="nv">result = </span><span class="nx">r</span><span class="p">.</span><span class="nx">handler</span><span class="p">.</span><span class="nx">apply</span><span class="p">(</span><span class="nx">ctx</span><span class="p">,</span> <span class="p">[</span><span class="nx">data</span><span class="p">])</span>
<span class="k">else</span> <span class="nv">result = </span><span class="nx">r</span><span class="p">.</span><span class="nx">handler</span><span class="p">.</span><span class="nx">apply</span><span class="p">(</span><span class="nx">ctx</span><span class="p">,</span> <span class="p">[</span><span class="nx">ctx</span><span class="p">])</span>
<span class="nx">res</span><span class="p">.</span><span class="nx">contentType</span><span class="p">(</span><span class="nx">r</span><span class="p">.</span><span class="nx">contentType</span><span class="p">)</span> <span class="k">if</span> <span class="nx">r</span><span class="p">.</span><span class="nx">contentType</span><span class="o">?</span>
<span class="k">if</span> <span class="k">typeof</span> <span class="nx">result</span> <span class="o">is</span> <span class="s1">'string'</span> <span class="k">then</span> <span class="nx">res</span><span class="p">.</span><span class="nx">send</span> <span class="nx">result</span>
<span class="k">else</span> <span class="k">return</span> <span class="nx">result</span>
</pre></div> </td> </tr> <tr id="section-27"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-27">¶</a> </div> <p>Register socket.io handlers.</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">io</span><span class="p">.</span><span class="nx">sockets</span><span class="p">.</span><span class="kc">on</span> <span class="s1">'connection'</span><span class="p">,</span> <span class="nf">(socket) -></span>
<span class="nv">c = </span><span class="p">{}</span>
<span class="nv">build_ctx = </span><span class="o">-></span>
<span class="nv">ctx =</span>
<span class="nv">app: </span><span class="nx">app</span>
<span class="nv">io: </span><span class="nx">io</span>
<span class="nv">settings: </span><span class="nx">app</span><span class="p">.</span><span class="nx">settings</span>
<span class="nv">socket: </span><span class="nx">socket</span>
<span class="nv">id: </span><span class="nx">socket</span><span class="p">.</span><span class="nx">id</span>
<span class="nv">client: </span><span class="nx">c</span>
<span class="nv">emit: </span><span class="o">-></span>
<span class="k">if</span> <span class="k">typeof</span> <span class="nx">arguments</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> <span class="o">isnt</span> <span class="s1">'object'</span>
<span class="nx">socket</span><span class="p">.</span><span class="nx">emit</span><span class="p">.</span><span class="nx">apply</span> <span class="nx">socket</span><span class="p">,</span> <span class="nx">arguments</span>
<span class="k">else</span>
<span class="k">for</span> <span class="nx">k</span><span class="p">,</span> <span class="nx">v</span> <span class="k">of</span> <span class="nx">arguments</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span>
<span class="nx">socket</span><span class="p">.</span><span class="nx">emit</span><span class="p">.</span><span class="nx">apply</span> <span class="nx">socket</span><span class="p">,</span> <span class="p">[</span><span class="nx">k</span><span class="p">,</span> <span class="nx">v</span><span class="p">]</span>
<span class="nv">broadcast: </span><span class="o">-></span>
<span class="k">if</span> <span class="k">typeof</span> <span class="nx">arguments</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> <span class="o">isnt</span> <span class="s1">'object'</span>
<span class="nx">socket</span><span class="p">.</span><span class="nx">broadcast</span><span class="p">.</span><span class="nx">emit</span><span class="p">.</span><span class="nx">apply</span> <span class="nx">socket</span><span class="p">.</span><span class="nx">broadcast</span><span class="p">,</span> <span class="nx">arguments</span>
<span class="k">else</span>
<span class="k">for</span> <span class="nx">k</span><span class="p">,</span> <span class="nx">v</span> <span class="k">of</span> <span class="nx">arguments</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span>
<span class="nx">socket</span><span class="p">.</span><span class="nx">broadcast</span><span class="p">.</span><span class="nx">emit</span><span class="p">.</span><span class="nx">apply</span> <span class="nx">socket</span><span class="p">.</span><span class="nx">broadcast</span><span class="p">,</span> <span class="p">[</span><span class="nx">k</span><span class="p">,</span> <span class="nx">v</span><span class="p">]</span>
<span class="k">for</span> <span class="nx">name</span><span class="p">,</span> <span class="nx">helper</span> <span class="k">of</span> <span class="nx">helpers</span>
<span class="nx">do</span> <span class="nf">(name, helper) -></span>
<span class="nx">ctx</span><span class="p">[</span><span class="nx">name</span><span class="p">]</span> <span class="o">=</span> <span class="o">-></span>
<span class="nx">helper</span><span class="p">.</span><span class="nx">apply</span><span class="p">(</span><span class="nx">ctx</span><span class="p">,</span> <span class="nx">arguments</span><span class="p">)</span>
<span class="nx">ctx</span>
<span class="nv">ctx = </span><span class="nx">build_ctx</span><span class="p">()</span>
<span class="nx">ws_handlers</span><span class="p">.</span><span class="nx">connection</span><span class="p">.</span><span class="nx">apply</span><span class="p">(</span><span class="nx">ctx</span><span class="p">,</span> <span class="p">[</span><span class="nx">ctx</span><span class="p">])</span> <span class="k">if</span> <span class="nx">ws_handlers</span><span class="p">.</span><span class="nx">connection</span><span class="o">?</span>
<span class="nx">socket</span><span class="p">.</span><span class="kc">on</span> <span class="s1">'disconnect'</span><span class="p">,</span> <span class="o">-></span>
<span class="nv">ctx = </span><span class="nx">build_ctx</span><span class="p">()</span>
<span class="nx">ws_handlers</span><span class="p">.</span><span class="nx">disconnect</span><span class="p">.</span><span class="nx">apply</span><span class="p">(</span><span class="nx">ctx</span><span class="p">,</span> <span class="p">[</span><span class="nx">ctx</span><span class="p">])</span> <span class="k">if</span> <span class="nx">ws_handlers</span><span class="p">.</span><span class="nx">disconnect</span><span class="o">?</span>
<span class="k">for</span> <span class="nx">name</span><span class="p">,</span> <span class="nx">h</span> <span class="k">of</span> <span class="nx">ws_handlers</span>
<span class="nx">do</span> <span class="nf">(name, h) -></span>
<span class="k">if</span> <span class="nx">name</span> <span class="o">isnt</span> <span class="s1">'connection'</span> <span class="o">and</span> <span class="nx">name</span> <span class="o">isnt</span> <span class="s1">'disconnect'</span>
<span class="nx">socket</span><span class="p">.</span><span class="kc">on</span> <span class="nx">name</span><span class="p">,</span> <span class="nf">(data) -></span>
<span class="nv">ctx = </span><span class="nx">build_ctx</span><span class="p">()</span>
<span class="nv">ctx.data = </span><span class="nx">data</span>
<span class="k">switch</span> <span class="nx">app</span><span class="p">.</span><span class="nx">settings</span><span class="p">[</span><span class="s1">'databag'</span><span class="p">]</span>
<span class="k">when</span> <span class="s1">'this'</span> <span class="k">then</span> <span class="nx">h</span><span class="p">.</span><span class="nx">apply</span><span class="p">(</span><span class="nx">data</span><span class="p">,</span> <span class="p">[</span><span class="nx">ctx</span><span class="p">])</span>
<span class="k">when</span> <span class="s1">'param'</span> <span class="k">then</span> <span class="nx">h</span><span class="p">.</span><span class="nx">apply</span><span class="p">(</span><span class="nx">ctx</span><span class="p">,</span> <span class="p">[</span><span class="nx">data</span><span class="p">])</span>
<span class="k">else</span> <span class="nx">h</span><span class="p">.</span><span class="nx">apply</span><span class="p">(</span><span class="nx">ctx</span><span class="p">,</span> <span class="p">[</span><span class="nx">ctx</span><span class="p">])</span></pre></div> </td> </tr> <tr id="section-28"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-28">¶</a> </div> <p>Go!</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nx">func</span><span class="p">.</span><span class="nx">apply</span><span class="p">(</span><span class="nx">context</span><span class="p">,</span> <span class="p">[</span><span class="nx">context</span><span class="p">])</span></pre></div> </td> </tr> <tr id="section-29"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-29">¶</a> </div> <p>The stringified zappa client.</p> </td> <td class="code"> <div class="highlight"><pre> <span class="nv">client = </span><span class="nx">require</span><span class="p">(</span><span class="s1">'./client'</span><span class="p">).</span><span class="nx">build</span><span class="p">(</span><span class="nx">zappa</span><span class="p">.</span><span class="nx">version</span><span class="p">,</span> <span class="nx">app</span><span class="p">.</span><span class="nx">settings</span><span class="p">)</span>
<span class="nv">client = </span><span class="s2">";#{coffeescript_helpers}(#{client})();"</span>
<span class="nv">client = </span><span class="nx">minify</span><span class="p">(</span><span class="nx">client</span><span class="p">)</span> <span class="k">if</span> <span class="nx">app</span><span class="p">.</span><span class="nx">settings</span><span class="p">[</span><span class="s1">'minify'</span><span class="p">]</span>
<span class="k">if</span> <span class="nx">app</span><span class="p">.</span><span class="nx">settings</span><span class="p">[</span><span class="s1">'default layout'</span><span class="p">]</span>
<span class="nx">context</span><span class="p">.</span><span class="nx">view</span> <span class="nv">layout: </span><span class="o">-></span>
<span class="nx">doctype</span> <span class="mi">5</span>
<span class="nx">html</span> <span class="o">-></span>
<span class="nx">head</span> <span class="o">-></span>
<span class="nx">title</span> <span class="nx">@title</span> <span class="k">if</span> <span class="nx">@title</span>
<span class="k">if</span> <span class="nx">@scripts</span>
<span class="k">for</span> <span class="nx">s</span> <span class="k">in</span> <span class="nx">@scripts</span>
<span class="nx">script</span> <span class="nv">src: </span><span class="nx">s</span> <span class="o">+</span> <span class="s1">'.js'</span>
<span class="nx">script</span><span class="p">(</span><span class="nv">src: </span><span class="nx">@script</span> <span class="o">+</span> <span class="s1">'.js'</span><span class="p">)</span> <span class="k">if</span> <span class="nx">@script</span>
<span class="k">if</span> <span class="nx">@stylesheets</span>
<span class="k">for</span> <span class="nx">s</span> <span class="k">in</span> <span class="nx">@stylesheets</span>
<span class="nx">link</span> <span class="nv">rel: </span><span class="s1">'stylesheet'</span><span class="p">,</span> <span class="nv">href: </span><span class="nx">s</span> <span class="o">+</span> <span class="s1">'.css'</span>
<span class="nx">link</span><span class="p">(</span><span class="nv">rel: </span><span class="s1">'stylesheet'</span><span class="p">,</span> <span class="nv">href: </span><span class="nx">@stylesheet</span> <span class="o">+</span> <span class="s1">'.css'</span><span class="p">)</span> <span class="k">if</span> <span class="nx">@stylesheet</span>
<span class="nx">style</span> <span class="nx">@style</span> <span class="k">if</span> <span class="nx">@style</span>
<span class="nx">body</span> <span class="nx">@body</span>
<span class="nx">context</span></pre></div> </td> </tr> <tr id="section-30"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-30">¶</a> </div> <p>Takes a function and runs it as a zappa app. Optionally accepts a port number, and/or
a hostname (any order). The hostname must be a string, and the port number must be
castable as a number.
Returns an object where <code>app</code> is the express server and <code>io</code> is the socket.io handle.
Ex.:
require('zappa') -> get '/': 'hi'
require('zappa').run 80, -> get '/': 'hi'
require('zappa') -> 'domain.com', 80, -> get '/': 'hi'</p> </td> <td class="code"> <div class="highlight"><pre><span class="nv">zappa.run = </span><span class="o">-></span>
<span class="nv">host = </span><span class="kc">null</span>
<span class="nv">port = </span><span class="mi">3000</span>
<span class="nv">root_function = </span><span class="kc">null</span>
<span class="k">for</span> <span class="nx">a</span> <span class="k">in</span> <span class="nx">arguments</span>
<span class="k">switch</span> <span class="k">typeof</span> <span class="nx">a</span>
<span class="k">when</span> <span class="s1">'string'</span>
<span class="k">if</span> <span class="nb">isNaN</span><span class="p">(</span> <span class="p">(</span><span class="nb">Number</span><span class="p">)</span> <span class="nx">a</span> <span class="p">)</span> <span class="k">then</span> <span class="nv">host = </span><span class="nx">a</span>
<span class="k">else</span> <span class="nv">port = </span><span class="p">(</span><span class="nb">Number</span><span class="p">)</span> <span class="nx">a</span>
<span class="k">when</span> <span class="s1">'number'</span> <span class="k">then</span> <span class="nv">port = </span><span class="nx">a</span>
<span class="k">when</span> <span class="s1">'function'</span> <span class="k">then</span> <span class="nv">root_function = </span><span class="nx">a</span>
<span class="nv">zapp = </span><span class="nx">zappa</span><span class="p">.</span><span class="nx">app</span><span class="p">(</span><span class="nx">root_function</span><span class="p">)</span>
<span class="nv">app = </span><span class="nx">zapp</span><span class="p">.</span><span class="nx">app</span>
<span class="k">if</span> <span class="nx">host</span> <span class="k">then</span> <span class="nx">app</span><span class="p">.</span><span class="nx">listen</span> <span class="nx">port</span><span class="p">,</span> <span class="nx">host</span>
<span class="k">else</span> <span class="nx">app</span><span class="p">.</span><span class="nx">listen</span> <span class="nx">port</span>
<span class="nx">log</span> <span class="s1">'Express server listening on port %d in %s mode'</span><span class="p">,</span>
<span class="nx">app</span><span class="p">.</span><span class="nx">address</span><span class="p">().</span><span class="nx">port</span><span class="p">,</span> <span class="nx">app</span><span class="p">.</span><span class="nx">settings</span><span class="p">.</span><span class="nx">env</span>
<span class="nx">log</span> <span class="s2">"Zappa #{zappa.version} \"#{codename}\" orchestrating the show"</span>
<span class="nx">zapp</span></pre></div> </td> </tr> <tr id="section-31"> <td class="docs"> <div class="pilwrap"> <a class="pilcrow" href="#section-31">¶</a> </div> <p>Creates a zappa view adapter for templating engine <code>engine</code>. This adapter
can be used with <code>app.register</code> and creates params "shortcuts".</p>
<p>Zappa, by default, automatically sends all request params to templates,
but inside the <code>params</code> local.</p>
<p>This adapter adds a "root local" for each of these params, <em>only</em>
if a local with the same name doesn't exist already, <em>and</em> the name is not
in the optional blacklist.</p>
<p>The blacklist is useful to prevent request params from triggering unset
template engine options.</p>
<p>If <code>engine</code> is a string, the adapter will use <code>require(engine)</code>. Otherwise,
it will assume the <code>engine</code> param is an object with a <code>compile</code> function.</p> </td> <td class="code"> <div class="highlight"><pre><span class="nv">zappa.adapter = </span><span class="nf">(engine, options = {}) -></span>
<span class="nx">options</span><span class="p">.</span><span class="nx">blacklist</span> <span class="o">?=</span> <span class="p">[]</span>
<span class="nv">engine = </span><span class="nx">require</span><span class="p">(</span><span class="nx">engine</span><span class="p">)</span> <span class="k">if</span> <span class="k">typeof</span> <span class="nx">engine</span> <span class="o">is</span> <span class="s1">'string'</span>
<span class="nv">compile: </span><span class="nf">(template, data) -></span>
<span class="nv">template = </span><span class="nx">engine</span><span class="p">.</span><span class="nx">compile</span><span class="p">(</span><span class="nx">template</span><span class="p">,</span> <span class="nx">data</span><span class="p">)</span>
<span class="nf">(data) -></span>
<span class="k">for</span> <span class="nx">k</span><span class="p">,</span> <span class="nx">v</span> <span class="k">of</span> <span class="nx">data</span><span class="p">.</span><span class="nx">params</span>
<span class="k">if</span> <span class="k">typeof</span> <span class="nx">data</span><span class="p">[</span><span class="nx">k</span><span class="p">]</span> <span class="o">is</span> <span class="s1">'undefined'</span> <span class="o">and</span> <span class="nx">k</span> <span class="o">not</span> <span class="k">in</span> <span class="nx">options</span><span class="p">.</span><span class="nx">blacklist</span>
<span class="nx">data</span><span class="p">[</span><span class="nx">k</span><span class="p">]</span> <span class="o">=</span> <span class="nx">v</span>
<span class="nx">template</span><span class="p">(</span><span class="nx">data</span><span class="p">)</span>
<span class="nv">module.exports = </span><span class="nx">zappa</span><span class="p">.</span><span class="nx">run</span>
<span class="nv">module.exports.run = </span><span class="nx">zappa</span><span class="p">.</span><span class="nx">run</span>
<span class="nv">module.exports.app = </span><span class="nx">zappa</span><span class="p">.</span><span class="nx">app</span>
<span class="nv">module.exports.adapter = </span><span class="nx">zappa</span><span class="p">.</span><span class="nx">adapter</span>
<span class="nv">module.exports.version = </span><span class="nx">zappa</span><span class="p">.</span><span class="nx">version</span>
</pre></div> </td> </tr> </tbody> </table> </div> </body> </html>