Code Style and documentation

libs/Tree/Content.php

@@ -4,7 +4,10 @@ use Todaymade\Daux\DauxHelper;
 
 class Content extends Entry
 {
-	protected $content;
+    /**
+     * @var string
+     */
+    protected $content;
 
     public function __construct($path = '', $parents = array())
     {
@@ -12,21 +15,31 @@ class Content extends Entry
 
         $this->value = $this->uri;
     }
-	
-	public function getContent()
-	{
-		if (!$this->content) {
-			$this->content = file_get_contents($this->getPath());
-		}
-		
-		return $this->content;
-	}
-	
-	public function setContent($content)
-	{
-		$this->content = $content;
-	}
 
+    /**
+     * @return string
+     */
+    public function getContent()
+    {
+        if (!$this->content) {
+            $this->content = file_get_contents($this->getPath());
+        }
+
+        return $this->content;
+    }
+
+    /**
+     * @param string $content
+     */
+    public function setContent($content)
+    {
+        $this->content = $content;
+    }
+
+    /**
+     * @param string $file
+     * @return string
+     */
     protected function getFilename($file)
     {
         return DauxHelper::pathinfo($file)['filename'];