/**
* Rebuild recent changes table.
*
+ * @file
* @todo document
- * @package MediaWiki
- * @subpackage Maintenance
+ * @ingroup Maintenance
*/
+/** Public entry; more passes might come in! :) */
+function rebuildRecentChangesTable() {
+ rebuildRecentChangesTablePass1();
+ rebuildRecentChangesTablePass2();
+ rebuildRecentChangesTablePass3();
+ rebuildRecentChangesTablePass4();
+}
+
/** */
function rebuildRecentChangesTablePass1()
{
- $fname = 'rebuildRecentChangesTablePass1';
- $dbw =& wfGetDB( DB_MASTER );
- extract( $dbw->tableNames( 'recentchanges', 'cur', 'old' ) );
+ $dbw = wfGetDB( DB_MASTER );
$dbw->delete( 'recentchanges', '*' );
print( "Loading from page and revision tables...\n" );
global $wgRCMaxAge;
+
+ print( '$wgRCMaxAge=' . $wgRCMaxAge );
+ $days = $wgRCMaxAge / 24 / 3600;
+ if ( intval($days) == $days ) {
+ print( " (" . $days . " days)\n" );
+ } else {
+ print( " (approx. " . intval($days) . " days)\n" );
+ }
+
$cutoff = time() - $wgRCMaxAge;
$dbw->insertSelect( 'recentchanges', array( 'page', 'revision' ),
array(
'rc_this_oldid' => 'rev_id',
'rc_last_oldid' => 0, // is this ok?
'rc_type' => $dbw->conditional( 'page_is_new != 0', RC_NEW, RC_EDIT ),
+ 'rc_deleted' => 'rev_deleted'
), array(
- 'rev_timestamp > ' . $dbw->timestamp( $cutoff ),
+ 'rev_timestamp > ' . $dbw->addQuotes( $dbw->timestamp( $cutoff ) ),
'rev_page=page_id'
- ), $fname, array( 'ORDER BY' => 'rev_timestamp', 'LIMIT' => 5000 )
+ ), __METHOD__,
+ array(), // INSERT options
+ array( 'ORDER BY' => 'rev_timestamp DESC', 'LIMIT' => 5000 ) // SELECT options
);
}
function rebuildRecentChangesTablePass2()
{
- $dbw =& wfGetDB( DB_MASTER );
- extract( $dbw->tableNames( 'recentchanges', 'revision' ) );
+ $dbw = wfGetDB( DB_MASTER );
+ list ($recentchanges, $revision) = $dbw->tableNamesN( 'recentchanges', 'revision' );
- $ns = $id = $count = 0;
- $title = $ct = "";
-
- print( "Updating links...\n" );
+ print( "Updating links and size differences...\n" );
# Fill in the rc_last_oldid field, which points to the previous edit
- #
$sql = "SELECT rc_cur_id,rc_this_oldid,rc_timestamp FROM $recentchanges " .
"ORDER BY rc_cur_id,rc_timestamp";
$res = $dbw->query( $sql, DB_MASTER );
# Switch! Look up the previous last edit, if any
$lastCurId = intval( $obj->rc_cur_id );
$emit = $obj->rc_timestamp;
- $sql2 = "SELECT rev_id FROM $revision " .
+ $sql2 = "SELECT rev_id,rev_len FROM $revision " .
"WHERE rev_page={$lastCurId} ".
"AND rev_timestamp<'{$emit}' ORDER BY rev_timestamp DESC LIMIT 1";
$res2 = $dbw->query( $sql2 );
if( $row = $dbw->fetchObject( $res2 ) ) {
- $lastOldId = intval( $row->rev_id );
+ $lastOldId = intval($row->rev_id);
+ # Grab the last text size if available
+ $lastSize = !is_null($row->rev_len) ? intval($row->rev_len) : 'NULL';
} else {
# No previous edit
$lastOldId = 0;
- $new = 1;
+ $lastSize = 'NULL';
+ $new = 1; // probably true
}
$dbw->freeResult( $res2 );
}
if( $lastCurId == 0 ) {
print "Uhhh, something wrong? No curid\n";
} else {
- $sql3 = "UPDATE $recentchanges SET rc_last_oldid=$lastOldId,rc_new=$new,rc_type=$new " .
+ # Grab the entry's text size
+ $size = $dbw->selectField( 'revision', 'rev_len', array('rev_id' => $obj->rc_this_oldid ) );
+ $size = !is_null($size) ? intval($size) : 'NULL';
+
+ $sql3 = "UPDATE $recentchanges SET rc_last_oldid=$lastOldId,rc_new=$new,rc_type=$new," .
+ "rc_old_len=$lastSize,rc_new_len=$size " .
"WHERE rc_cur_id={$lastCurId} AND rc_this_oldid={$obj->rc_this_oldid}";
$dbw->query( $sql3 );
+
$lastOldId = intval( $obj->rc_this_oldid );
+ $lastSize = $size;
}
}
$dbw->freeResult( $res );
}
-?>
+function rebuildRecentChangesTablePass3()
+{
+ $dbw = wfGetDB( DB_MASTER );
+
+ print( "Loading from user, page, and logging tables...\n" );
+
+ global $wgRCMaxAge, $wgLogTypes, $wgLogRestrictions;
+ // Some logs don't go in RC. This should check for that
+ $basicRCLogs = array_diff( $wgLogTypes, array_keys( $wgLogRestrictions ) );
+
+ // Escape...blah blah
+ $selectLogs = array();
+ foreach( $basicRCLogs as $logtype ) {
+ $safetype = $dbw->strencode( $logtype );
+ $selectLogs[] = "'$safetype'";
+ }
+
+ $cutoff = time() - $wgRCMaxAge;
+ list($logging, $page) = $dbw->tableNamesN( 'logging', 'page' );
+ $dbw->insertSelect( 'recentchanges', array( 'user', "$logging LEFT JOIN $page ON (log_namespace=page_namespace AND log_title=page_title)" ),
+ array(
+ 'rc_timestamp' => 'log_timestamp',
+ 'rc_cur_time' => 'log_timestamp',
+ 'rc_user' => 'log_user',
+ 'rc_user_text' => 'user_name',
+ 'rc_namespace' => 'log_namespace',
+ 'rc_title' => 'log_title',
+ 'rc_comment' => 'log_comment',
+ 'rc_minor' => 0,
+ 'rc_bot' => 0,
+ 'rc_patrolled' => 1,
+ 'rc_new' => 0,
+ 'rc_this_oldid' => 0,
+ 'rc_last_oldid' => 0,
+ 'rc_type' => RC_LOG,
+ 'rc_cur_id' => 'COALESCE(page_id, 0)',
+ 'rc_log_type' => 'log_type',
+ 'rc_log_action' => 'log_action',
+ 'rc_logid' => 'log_id',
+ 'rc_params' => 'log_params',
+ 'rc_deleted' => 'log_deleted'
+ ), array(
+ 'log_timestamp > ' . $dbw->addQuotes( $dbw->timestamp( $cutoff ) ),
+ 'log_user=user_id',
+ 'log_type IN(' . implode(',',$selectLogs) . ')'
+ ), __METHOD__,
+ array(), // INSERT options
+ array( 'ORDER BY' => 'log_timestamp DESC', 'LIMIT' => 5000 ) // SELECT options
+ );
+}
+
+function rebuildRecentChangesTablePass4()
+{
+ global $wgGroupPermissions, $wgUseRCPatrol;
+
+ $dbw = wfGetDB( DB_MASTER );
+
+ list($recentchanges,$usergroups,$user) = $dbw->tableNamesN( 'recentchanges', 'user_groups', 'user' );
+
+ $botgroups = $autopatrolgroups = array();
+ foreach( $wgGroupPermissions as $group => $rights ) {
+ if( isset( $rights['bot'] ) && $rights['bot'] == true ) {
+ $botgroups[] = $dbw->addQuotes( $group );
+ }
+ if( $wgUseRCPatrol && isset( $rights['autopatrol'] ) && $rights['autopatrol'] == true ) {
+ $autopatrolgroups[] = $dbw->addQuotes( $group );
+ }
+ }
+ # Flag our recent bot edits
+ if( !empty($botgroups) ) {
+ $botwhere = implode(',',$botgroups);
+ $botusers = array();
+
+ print( "Flagging bot account edits...\n" );
+
+ # Find all users that are bots
+ $sql = "SELECT DISTINCT user_name FROM $usergroups, $user " .
+ "WHERE ug_group IN($botwhere) AND user_id = ug_user";
+ $res = $dbw->query( $sql, DB_MASTER );
+
+ while( $obj = $dbw->fetchObject( $res ) ) {
+ $botusers[] = $dbw->addQuotes( $obj->user_name );
+ }
+ # Fill in the rc_bot field
+ if( !empty($botusers) ) {
+ $botwhere = implode(',',$botusers);
+ $sql2 = "UPDATE $recentchanges SET rc_bot=1 " .
+ "WHERE rc_user_text IN($botwhere)";
+ $dbw->query( $sql2 );
+ }
+ }
+ global $wgMiserMode;
+ # Flag our recent autopatrolled edits
+ if( !$wgMiserMode && !empty($autopatrolgroups) ) {
+ $patrolwhere = implode(',',$autopatrolgroups);
+ $patrolusers = array();
+
+ print( "Flagging auto-patrolled edits...\n" );
+
+ # Find all users in RC with autopatrol rights
+ $sql = "SELECT DISTINCT user_name FROM $usergroups, $user " .
+ "WHERE ug_group IN($patrolwhere) AND user_id = ug_user";
+ $res = $dbw->query( $sql, DB_MASTER );
+
+ while( $obj = $dbw->fetchObject( $res ) ) {
+ $patrolusers[] = $dbw->addQuotes( $obj->user_name );
+ }
+
+ # Fill in the rc_patrolled field
+ if( !empty($patrolusers) ) {
+ $patrolwhere = implode(',',$patrolusers);
+ $sql2 = "UPDATE $recentchanges SET rc_patrolled=1 " .
+ "WHERE rc_user_text IN($patrolwhere)";
+ $dbw->query( $sql2 );
+ }
+ }
+
+ $dbw->freeResult( $res );
+}