leverage new silex before filter and twig globals

.gitignore

@@ -1,6 +1,5 @@
 config.yml
 silex.phar
-data/*
-cache/twig/*.php
+cache
 .DS_Store
 .htaccess

app.php

@@ -19,6 +19,18 @@
 
 $app = $container->get('framework');
 
+$app->before(function() use ($app, $container) {
+    $request = $app->getRequest();
+    $twig = $container->get('twig');
+
+    // set up some template globals
+    $twig->addGlobal('footer', $container->getParameter('app.footer'));
+    $twig->addGlobal('base_path', $request->getBasePath());
+    $twig->addGlobal('index_url', $request->getBasePath().'/');
+    $twig->addGlobal('create_url', $request->getBasePath().'/create');
+    $twig->addGlobal('languages', getLanguages());
+});
+
 $app->get('/', function() use ($app, $container) {
     $request = $app->getRequest();
     $twig = $container->get('twig');
@@ -33,11 +45,7 @@
     $template = $twig->loadTemplate('index.html');
 
     return $template->render(array(
-        'base_path'	=> $request->getBasePath(),
-        'create_url'    => $request->getBasePath().'/create',
-        'languages' => getLanguages(),
         'paste'     => $parent,
-        'footer'    => $container->getParameter('app.footer'),
     ));
 });
 
@@ -61,25 +69,19 @@
         'createdAt' => new MongoDate(),
     );
 
-    $languages = getLanguages();
-
     if ('' === trim($paste['content'])) {
         $errorMsg = 'you must enter some content';
 
         $template = $twig->loadTemplate('index.html');
 
         return $template->render(array(
-            'base_path'	=> $request->getBasePath(),
-            'create_url'	=> $request->getBasePath().'/create',
-            'languages'	=> $languages,
             'error_msg'	=> $errorMsg,
             'paste'		=> $paste,
-            'footer'	=> $container->getParameter('app.footer'),
         ));
     }
 
     $language = (string) $request->get('language', '');
-    if (in_array($language, $languages)) {
+    if (in_array($language, getLanguages())) {
         $paste['language'] = $language;
     }
 
@@ -105,11 +107,8 @@
     $template = $twig->loadTemplate('view.html');
 
     return $template->render(array(
-        'base_path'	=> $request->getBasePath(),
-        'index_url'	=> $request->getBasePath().'/',
         'copy_url'	=> $request->getBasePath().'/?parent='.$paste['_id'],
         'paste'		=> $paste,
-        'footer'	=> $container->getParameter('app.footer'),
     ));
 });
 
@@ -119,11 +118,7 @@
 
     $template = $twig->loadTemplate('about.html');
 
-    return $template->render(array(
-        'base_path'	=> $request->getBasePath(),
-        'index_url'	=> $request->getBasePath().'/',
-        'footer'	=> $container->getParameter('app.footer'),
-    ));
+    return $template->render(array());
 });
 
 $app->error(function(Exception $e) use ($app, $container) {
@@ -138,10 +133,7 @@
     $template = $twig->loadTemplate('error.html');
 
     return new Response($template->render(array(
-        'base_path'	=> $request->getBasePath(),
-        'index_url'	=> $request->getBasePath().'/',
         'message'	=> $e->getMessage(),
-        'footer'	=> $container->getParameter('app.footer'),
     )), $code);
 });
 

views/error.html

@@ -8,6 +8,6 @@ <h2>error</h2>
 
 <p>{{ message|e }}</p>
 
-<span><a href="{{ index_url|e }}">new paste</a></span>
+<span><a href="{{ index_url }}">new paste</a></span>
 
 {% endblock %}

views/index.html

@@ -5,18 +5,18 @@
 <h1>trashbin</h1>
 <p>simple pastebin for pasting pastes.</p>
 {% if error_msg %}
-<p class="error_msg">&sim; {{ error_msg|e }}</p>
+<p class="error_msg">&sim; {{ error_msg }}</p>
 {% endif %}
-<form action="{{ create_url|e }}" method="post">
+<form action="{{ create_url }}" method="post">
     <select name="language">
       <option value="">none</option>
       {% for language in languages %}
       <option{% if paste and paste.language == language %} selected="selected"{% endif %}>
-        {{ language|e }}
+        {{ language }}
       </option>
       {% endfor %}
     </select>
-    <textarea name="content">{{ paste.content|e }}</textarea>
+    <textarea name="content">{{ paste.content }}</textarea>
     <input type="submit" name="submit" value="trash it!" />
 </form>
 

views/layout.html

@@ -8,6 +8,6 @@
 </head>
 <body>
   {% block body %}{% endblock %}
-  <div id="footer">{{ footer }}</div>
+  <div id="footer">{{ footer|raw }}</div>
 </body>
 </html>