Move license file retrieval into controller

Author: carlbennett

src/controllers/Legal.php

@@ -25,6 +25,7 @@ public function run(Router &$router) {
         throw new UnspecifiedViewException();
     }
     $model = new LegalModel();
+    $model->license      = file_get_contents("../LICENSE.txt");
     $model->user_session = UserSession::load($router);
     ob_start();
     $view->render($model);

src/models/Legal.php

@@ -10,6 +10,7 @@ class Legal extends Model {
 
   public function __construct() {
     parent::__construct();
+    $this->license      = null;
     $this->user_session = null;
   }
 

src/templates/Legal.phtml

@@ -60,7 +60,7 @@ require("./header.inc.phtml");
         <section>
           <p>For a plaintext version of the document below, <a href="<?php echo Common::relativeUrlToAbsolute("/legal.txt"); ?>">click here</a>.</p>
           <p><pre><code><?php
-            echo htmlentities(file_get_contents("../../LICENSE.txt"), ENT_HTML5, "UTF-8");
+            echo htmlentities($this->getContext()->license, ENT_HTML5, "UTF-8");
             ?></code></pre></p>
         </section>
       </article>