1 files changed, 40 insertions, 0 deletions
diff --git a/platform/www/lib/plugins/config/core/Setting/SettingUndefined.php b/platform/www/lib/plugins/config/core/Setting/SettingUndefined.php
new file mode 100644
index 0000000..fa46a9f
--- /dev/null
+++ b/platform/www/lib/plugins/config/core/Setting/SettingUndefined.php
@@ -0,0 +1,40 @@
+<?php
+
+namespace dokuwiki\plugin\config\core\Setting;
+
+use dokuwiki\plugin\config\core\Configuration;
+
+/**
+ * A do-nothing class used to detect settings with no metadata entry.
+ * Used internaly to hide undefined settings, and generate the undefined settings list.
+ */
+class SettingUndefined extends SettingHidden {
+
+    protected $errorMessage = '_msg_setting_undefined';
+
+    /** @inheritdoc */
+    public function shouldHaveDefault() {
+        return false;
+    }
+
+    /** @inheritdoc */
+    public function html(\admin_plugin_config $plugin, $echo = false) {
+        // determine the name the meta key would be called
+        if(preg_match(
+            '/^(?:plugin|tpl)' . Configuration::KEYMARKER . '.*?' . Configuration::KEYMARKER . '(.*)$/',
+            $this->getKey(),
+            $undefined_setting_match
+        )) {
+            $undefined_setting_key = $undefined_setting_match[1];
+        } else {
+            $undefined_setting_key = $this->getKey();
+        }
+
+        $label = '<span title="$meta[\'' . $undefined_setting_key . '\']">$' .
+            'conf' . '[\'' . $this->getArrayKey() . '\']</span>';
+        $input = $plugin->getLang($this->errorMessage);
+
+        return array($label, $input);
+    }
+
+}