Fix for multi-language issues (#433).

- Filename of PDF when viewing/previewing PDF.
- Page title tag when viewing/previewing PDF.
- List of available templates.
- Template Load dropdown list.

classes/load_template_form.php

@@ -60,6 +60,10 @@ class load_template_form extends \moodleform {
         $templates = $DB->get_records_menu('customcert_templates',
             array('contextid' => \context_system::instance()->id), 'name ASC', 'id, name');
         if ($templates) {
+            $context = \context_system::instance()->id;
+            foreach ($templates as $key => $template) {
+                $templates[$key] = format_string($template, true, ['context' => $context]);
+            }
             $group = array();
             $group[] = $mform->createElement('select', 'ltid', '', $templates);
             $group[] = $mform->createElement('submit', 'loadtemplatesubmit', get_string('load', 'customcert'));

classes/manage_templates_table.php

@@ -24,6 +24,7 @@
 
 namespace mod_customcert;
 
+
 defined('MOODLE_INTERNAL') || die;
 
 global $CFG;
@@ -77,7 +78,7 @@ class manage_templates_table extends \table_sql {
      * @return string
      */
     public function col_name($template) {
-        return $template->name;
+        return format_string($template->name, true, ['context' => $this->context]);
     }
 
     /**

classes/template.php

@@ -283,12 +283,13 @@ class template {
                 $deliveryoption = $customcert->deliveryoption;
             }
 
+            // Remove full-stop at the end, if it exists, to avoid "..pdf" being created and being filtered by clean_filename.
+            $filename = rtrim(format_string($this->name, true, ['context' => $this->get_context()]), '.');
+
             $pdf->setPrintHeader(false);
             $pdf->setPrintFooter(false);
-            $pdf->SetTitle($this->name);
+            $pdf->SetTitle($filename);
             $pdf->SetAutoPageBreak(true, 0);
-            // Remove full-stop at the end, if it exists, to avoid "..pdf" being created and being filtered by clean_filename.
-            $filename = rtrim($this->name, '.');
 
             // This is the logic the TCPDF library uses when processing the name. This makes names
             // such as 'الشهادة' become empty, so set a default name in these cases.