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-rw-r--r--includes/specials/SpecialActiveusers.php29
1 files changed, 16 insertions, 13 deletions
diff --git a/includes/specials/SpecialActiveusers.php b/includes/specials/SpecialActiveusers.php
index 5e2ee1c2..047e9413 100644
--- a/includes/specials/SpecialActiveusers.php
+++ b/includes/specials/SpecialActiveusers.php
@@ -267,21 +267,24 @@ class SpecialActiveUsers extends SpecialPage {
$out->wrapWikiMsg( "<div class='mw-activeusers-intro'>\n$1\n</div>",
array( 'activeusers-intro', $this->getLanguage()->formatNum( $days ) ) );
- // Get the timestamp of the last cache update
+ // Mention the level of cache staleness...
$dbr = wfGetDB( DB_SLAVE, 'recentchanges' );
- $cTime = $dbr->selectField( 'querycache_info',
- 'qci_timestamp',
- array( 'qci_type' => 'activeusers' )
- );
-
- $secondsOld = $cTime
- ? time() - wfTimestamp( TS_UNIX, $cTime )
- : $days * 86400; // fully stale :)
-
- if ( $secondsOld > 0 ) {
- // Mention the level of staleness
- $out->addWikiMsg( 'cachedspecial-viewing-cached-ttl',
+ $rcMax = $dbr->selectField( 'recentchanges', 'MAX(rc_timestamp)' );
+ if ( $rcMax ) {
+ $cTime = $dbr->selectField( 'querycache_info',
+ 'qci_timestamp',
+ array( 'qci_type' => 'activeusers' )
+ );
+ if ( $cTime ) {
+ $secondsOld = wfTimestamp( TS_UNIX, $rcMax ) - wfTimestamp( TS_UNIX, $cTime );
+ } else {
+ $rcMin = $dbr->selectField( 'recentchanges', 'MIN(rc_timestamp)' );
+ $secondsOld = time() - wfTimestamp( TS_UNIX, $rcMin );
+ }
+ if ( $secondsOld > 0 ) {
+ $out->addWikiMsg( 'cachedspecial-viewing-cached-ttl',
$this->getLanguage()->formatDuration( $secondsOld ) );
+ }
}
$up = new ActiveUsersPager( $this->getContext(), null, $par );