Actualización

main/inc/lib/pear/HTML/QuickForm/Rule/MinText.php

@@ -0,0 +1,25 @@
+<?php
+/* For licensing terms, see /license.txt */
+
+/**
+ * QuickForm rule to check a text field has a minimum of X chars
+ * @package chamilo.include
+ */
+class Html_Quickform_Rule_MinText extends HTML_QuickForm_Rule
+{
+    /**
+     * Function to check a text field has a minimum of X chars
+     * @see HTML_QuickForm_Rule
+     * @param string $text A text
+     * @param int $count The minimum number of characters that the text should contain
+     * @return boolean True if text has the minimum number of chars required
+     */
+    public function validate($text, $count)
+    {
+        $checkMinText = function($a, $b) {
+            return strlen(utf8_decode($a)) >= $b;
+        };
+
+        return $checkMinText($text, $count);
+    }
+}