diff options
Diffstat (limited to 'includes/LinkCache.php')
| -rw-r--r-- | includes/LinkCache.php | 51 |
1 files changed, 39 insertions, 12 deletions
diff --git a/includes/LinkCache.php b/includes/LinkCache.php index 8f41cccf7e51..cd0c0879e4e8 100644 --- a/includes/LinkCache.php +++ b/includes/LinkCache.php @@ -171,6 +171,7 @@ class LinkCache { if ( $wgEnablePersistentLC ) { if( $this->fillFromLinkscc( $id ) ){ + wfProfileOut( $fname ); return; } } @@ -301,35 +302,61 @@ class LinkCache { } /* private */ function saveToLinkscc( $pid ){ - global $wgCompressedPersistentLC; + global $wgCompressedPersistentLC, $wgIsMySQL; if( $wgCompressedPersistentLC and function_exists( "gzcompress" ) ) { $ser = wfStrencode( gzcompress( serialize( $this ), 3 )); } else { $ser = wfStrencode( serialize( $this ) ); } - wfQuery("REPLACE INTO linkscc(lcc_pageid,lcc_cacheobj) " . - "VALUES({$pid}, '{$ser}')", DB_WRITE); + if ($wgIsMySQL) { + wfQuery("REPLACE INTO linkscc(lcc_pageid,lcc_cacheobj) " . + "VALUES({$pid}, '{$ser}')", DB_WRITE); + } else { + wfQuery("DELETE FROM linkscc WHERE lcc_pageid={$pid}",DB_WRITE); + wfQuery("INSERT INTO linkscc(lcc_pageid,lcc_cacheobj) " . + "VALUES({$pid}, '{$ser}')", DB_WRITE); + } } # $pid is a page id /* static */ function linksccClearLinksTo( $pid ){ - $pid = intval( $pid ); - wfQuery("DELETE linkscc FROM linkscc,links ". - "WHERE lcc_pageid=links.l_from AND l_to={$pid}", DB_WRITE); - wfQuery("DELETE FROM linkscc WHERE lcc_pageid='{$pid}'", DB_WRITE); + global $wgEnablePersistentLC, $wgIsMySQL; + if ( $wgEnablePersistentLC ) { + $pid = intval( $pid ); + if ($wgIsMySQL) { + wfQuery("DELETE linkscc FROM linkscc,links ". + "WHERE lcc_pageid=links.l_from AND l_to={$pid}", DB_WRITE); + } else { + wfQuery("DELETE FROM linkscc WHERE lcc_pageid IN ". + "(SELECT l_from FROM links WHERE l_to={$pid})", DB_WRITE); + } + wfQuery("DELETE FROM linkscc WHERE lcc_pageid='{$pid}'", DB_WRITE); + } } # $title is a prefixed db title, for example like Title->getPrefixedDBkey() returns. /* static */ function linksccClearBrokenLinksTo( $title ){ - $title = wfStrencode( $title ); - wfQuery("DELETE linkscc FROM linkscc,brokenlinks ". - "WHERE lcc_pageid=bl_from AND bl_to='{$title}'", DB_WRITE); + global $wgEnablePersistentLC,$wgIsMySQL; + if ( $wgEnablePersistentLC ) { + $title = wfStrencode( $title ); + if ($wgIsMySQL) { + wfQuery("DELETE linkscc FROM linkscc,brokenlinks ". + "WHERE lcc_pageid=bl_from AND bl_to='{$title}'", DB_WRITE); + } else { + wfQuery("DELETE FROM linkscc WHERE lcc_pageid IN ". + "(SELECT bl_from FROM brokenlinks ". + "WHERE bl_to='{$title}')",DB_WRITE); + } + } } # $pid is a page id /* static */ function linksccClearPage( $pid ){ - $pid = intval( $pid ); - wfQuery("DELETE FROM linkscc WHERE lcc_pageid='{$pid}'", DB_WRITE); + global $wgEnablePersistentLC; + if ( $wgEnablePersistentLC ) { + $pid = intval( $pid ); + wfQuery("DELETE FROM linkscc WHERE lcc_pageid='{$pid}'", DB_WRITE); + } } } ?> |