1 files changed, 41 insertions, 0 deletions
diff --git a/library/Icinga/Web/Form/Validator/InternalUrlValidator.php b/library/Icinga/Web/Form/Validator/InternalUrlValidator.php
new file mode 100644
index 0000000..f936bb5
--- /dev/null
+++ b/library/Icinga/Web/Form/Validator/InternalUrlValidator.php
@@ -0,0 +1,41 @@
+<?php
+/* Icinga Web 2 | (c) 2016 Icinga Development Team | GPLv2+ */
+
+namespace Icinga\Web\Form\Validator;
+
+use Icinga\Application\Icinga;
+use Zend_Validate_Abstract;
+use Icinga\Web\Url;
+
+/**
+ * Validator that checks whether a textfield doesn't contain an external URL
+ */
+class InternalUrlValidator extends Zend_Validate_Abstract
+{
+    /**
+     * {@inheritdoc}
+     */
+    public function isValid($value)
+    {
+        $url = Url::fromPath($value);
+        if ($url->getRelativeUrl() === '' || $url->isExternal()) {
+            $this->_error('IS_EXTERNAL');
+
+            return false;
+        }
+
+        return true;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    protected function _error($messageKey, $value = null)
+    {
+        if ($messageKey === 'IS_EXTERNAL') {
+            $this->_messages[$messageKey] = t('The url must not be external.');
+        } else {
+            parent::_error($messageKey, $value);
+        }
+    }
+}