* Avoid some notices in page history with bad input

[lhc/web/wiklou.git] / includes / PageHistory.php

diff --git a/includes/PageHistory.php b/includes/PageHistory.php
index 7afd629..0dbf356 100644 (file)
--- a/includes/PageHistory.php
+++ b/includes/PageHistory.php
@@ -106,6 +106,7 @@ class PageHistory {
                 * "go=last" means to jump to the last history page.
                 */
                if (($gowhere = $wgRequest->getText("go")) !== NULL) {
+                       $gourl = null;
                        switch ($gowhere) {
                        case "first":
                                if (($lastid = $this->getLastOffsetForPaging($this->mTitle->getArticleID(), $limit)) === NULL)
@@ -113,8 +114,6 @@ class PageHistory {
                                $gourl = $wgTitle->getLocalURL("action=history&limit={$limit}&offset=".
                                                wfTimestamp(TS_MW, $lastid));
                                break;
-                       default:
-                               $gourl = NULL;
                        }
 
                        if (!is_null($gourl)) {
@@ -529,6 +528,9 @@ class PageHistory {
                if( count( $revisions ) ) {
                        $latestShown = wfTimestamp(TS_MW, $revisions[0]->rev_timestamp);
                        $earliestShown = wfTimestamp(TS_MW, $revisions[count($revisions) - 1]->rev_timestamp);
+               } else {
+                       $latestShown = null;
+                       $earliestShown = null;
                }
 
                /* Don't announce the limit everywhere if it's the default */