Fix "Not translated" error in HTML title

Author: ioigoume

CHANGELOG.md

@@ -27,6 +27,7 @@ This version is compatible with [SimpleSAMLphp v1.18](https://simplesamlphp.org/
 - Fix undefined index error for `idps_in_searchable_list_index`
 - Load jQuery CSS script
 - Fix searchable list and idp buttons display order
+- Fix "Not translated" error in HTML title
 
 ### Changed
 

themes/ssp/default/includes/header.php

@@ -56,7 +56,7 @@
         if (strpos($this->t('{themevanilla:default:browser_tab_title}'), 'not translated') === false) {
             echo $this->t('{themevanilla:default:browser_tab_title}');
         }
-        if (array_key_exists('header', $this->data)) {
+        if (array_key_exists('header', $this->data) && strpos($this->data['header'], 'not translated') === false) {
             echo ' | ' . $this->data['header'];
         }
         ?>

themes/ssp/discopower/disco.tpl.php

@@ -17,7 +17,6 @@
 }
 
 $this->data['header'] = $this->t('selectidp');
-$this->data['header'] = $this->t($this->data['header']);
 $this->data['jquery'] = ['core' => true, 'ui' => false, 'css' => false];
 
 $this->data['head'] = '<link rel="stylesheet" media="screen" type="text/css" href="' .