Added method to check if template file exists.

flight/View.php

@@ -106,11 +106,22 @@ class View {
      * Displays escaped output.
      *
      * @param string $str String to escape
+     * @return string Escaped string
      */
     public function e($str) {
         echo htmlentities($str);
     }
 
+    /**
+     * Checks if a template file exists.
+     *
+     * @param string $file Template file
+     * @return bool Template file exists
+     */
+    public function exists($file) {
+        return file_exists($this->path.'/'.((substr($file, -4) == '.php') ? $file : $file.'.php'));
+    }
+
     /**
      * Loads and executes view helper functions.
      *