bug: Page Limit

Default to system default of staff doesn't have page limit set.

Credit: @antriver PR#2951

include/ajax.config.php

@@ -48,7 +48,7 @@ class ConfigAjaxAPI extends AjaxController {
               'primary_lang_flag' => strtolower($primary_info['flag'] ?: $primary_locale ?: $primary_sl),
               'primary_language' => Internationalization::rfc1766($primary),
               'secondary_languages' => $cfg->getSecondaryLanguages(),
-              'page_size'       => $thisstaff->getPageLimit(),
+              'page_size'       => $thisstaff->getPageLimit() ?: PAGE_LIMIT,
         );
         return $this->json_encode($config);
     }

scp/staff.inc.php

@@ -107,7 +107,7 @@ $ost->addExtraHeader('<meta name="csrf_token" content="'.$ost->getCSRFToken().'"
 require_once(INCLUDE_DIR.'class.nav.php');
 
 /******* SET STAFF DEFAULTS **********/
-define('PAGE_LIMIT', $thisstaff->getPageLimit()?$thisstaff->getPageLimit():DEFAULT_PAGE_LIMIT);
+define('PAGE_LIMIT', $thisstaff->getPageLimit() ?: DEFAULT_PAGE_LIMIT);
 
 $tabs=array();
 $submenu=array();