feed editor: show purge interval correctly if FORCE_ARTICLE_PURGE is set

classes/pref/feeds.php

@@ -636,14 +636,20 @@ class Pref_Feeds extends Handler_Protected {
 
 			print "<label>" . __('Article purging:') . "</label> ";
 
+			if (FORCE_ARTICLE_PURGE == 0) {
 				$local_purge_intervals = $purge_intervals;
 				$default_purge_interval = get_pref("PURGE_OLD_DAYS");
 
 				if ($default_purge_interval > 0)
-				$local_purge_intervals[0] .= " " . T_sprintf("(%d days)", $default_purge_interval);
+				$local_purge_intervals[0] .= " " . T_nsprintf('(%d day)', '(%d days)', $default_purge_interval, $default_purge_interval);
 			else
 				$local_purge_intervals[0] .= " " . sprintf("(%s)", __("Disabled"));
 
+			} else {
+				$purge_interval = FORCE_ARTICLE_PURGE;
+				$local_purge_intervals = [ T_nsprintf('%d day', '%d days', $purge_interval, $purge_interval) ];
+			}
+
 			print_select_hash("purge_interval", $purge_interval, $local_purge_intervals,
 				'dojoType="fox.form.Select" ' .
 				((FORCE_ARTICLE_PURGE == 0) ? "" : 'disabled="1"'));

include/functions.php

@@ -401,6 +401,11 @@
 		return vsprintf(__(array_shift($args)), $args);
 	}
 
+	function T_nsprintf() {
+		$args = func_get_args();
+		return vsprintf(_ngettext(array_shift($args), array_shift($args), array_shift($args)), $args);
+	}
+
 	function is_server_https() {
 		return (!empty($_SERVER['HTTPS']) && ($_SERVER['HTTPS'] != 'off')) || $_SERVER['HTTP_X_FORWARDED_PROTO'] == 'https';
 	}