Merge pull request #928 from kordan/two_embedded_strings

replaced two static texts

classes/submissions_list.php

@@ -1811,8 +1811,8 @@ private function add_pdf_details($pdf, $user, $timecreated, $timemodified) {
         // Set document information.
         $pdf->SetCreator(PDF_CREATOR);
         $pdf->SetAuthor('moodle-mod_surveypro');
-        $pdf->SetTitle('User response');
-        $pdf->SetSubject('Single response in PDF');
+        $pdf->SetTitle(get_string('userresponse', 'mod_survyepro'));
+        $pdf->SetSubject(get_string('pdfsubject', 'mod_survyepro'));
 
         $textheader = $this->get_header_text($user, $timecreated, $timemodified);
         $pdf->SetHeaderData('', 0, $this->surveypro->name, $textheader, [0, 64, 255], [0, 64, 128]);

lang/en/surveypro.php

@@ -350,6 +350,7 @@
 $string['pauseresume'] = 'Allow Pause/Resume';
 $string['pauseresumeemail'] = 'Allow pause/resume with reminder email';
 $string['pauseresumenoemail'] = 'Allow pause/resume without reminder email';
+$string['pdfsubject'] = 'Single response in PDF';
 $string['plugin'] = 'Element';
 $string['pluginadministration'] = 'Surveypro administration';
 $string['pluginname_help'] = 'Write here the name of the survey plugin you are going to save.';
@@ -524,6 +525,7 @@
 $string['user'] = 'User';
 $string['usercanceled'] = 'Action canceled by the user';
 $string['userenrolled'] = 'User enrolled: 1';
+$string['userresponse'] = 'User response';
 $string['usersenrolled'] = 'Users enrolled: {$a}';
 $string['userstyle_help'] = 'Add here one or more cascade style sheet (css) you want to apply to this survey.';
 $string['userstyle'] = 'Custom style sheet';