htmlentities func

src/figdice/classes/functions/Function_htmlentities.php

@@ -0,0 +1,43 @@
+<?php
+/**
+ * @author Gabriel Zerbib <gabriel@figdice.org>
+ * @copyright 2004-2015, Gabriel Zerbib.
+ * @version 2.1.2
+ * @package FigDice
+ *
+ * This file is part of FigDice.
+ * http://figdice.org/
+ */
+
+namespace figdice\classes\functions;
+
+use \figdice\FigFunction;
+use \figdice\classes\ViewElementTag;
+use \figdice\exceptions\FunctionCallException;
+
+class Function_htmlentities implements FigFunction {
+	public function __construct() {
+	}
+
+	/**
+	 * Function's arguments:
+	 *  string to escape
+	 * 
+	 * @param ViewElement $viewElement
+	 * @param integer $arity
+	 * @param array $arguments
+	 */
+	public function evaluate(ViewElementTag $viewElement, $arity, $arguments) {
+		if($arity != 1) {
+			throw new FunctionCallException(
+				'htmlentities',
+				'Expects exactly 1 argument.',
+				$viewElement->getCurrentFile()->getFilename(), 
+				$viewElement->getLineNumber()
+			);
+		}
+
+		$string = $arguments[0];
+		return htmlentities($string);
+	}
+}

test/FilterTest.php

@@ -33,6 +33,16 @@ public function testSpecialHTMLCharacterAfterFilter()
     $view->mount('data', '<TAG>');
     $this->assertEquals('<test><span>&lt;TAG&gt;</span></test>', $view->render());
   }
+
+  public function testHtmlEntitiesBuiltin()
+  {
+    $view = new View();
+    $view->loadString(
+      '<test><span fig:text="htmlentities(/data)"/></test>'
+    );
+    $view->mount('data', '<TAG>');
+    $this->assertEquals('<test><span>&lt;TAG&gt;</span></test>', $view->render());
+  }
 }
 
 class EscapeHtmlFilter implements Filter