--- /dev/null
+<?php
+/**
+ * Makes the required database updates for log display in Special:RevisionDelete
+ *
+ * Run via update.php or directly through populateLogSearch.php
+ *
+ * @file
+ * @ingroup Maintenance
+ */
+
+define( 'LOG_SEARCH_BATCH_SIZE', 100 );
+
+function migrate_log_params( $db ) {
+ $start = $db->selectField( 'logging', 'MIN(log_id)', false, __FUNCTION__ );
+ if( !$start ) {
+ echo "Nothing to do.\n";
+ return true;
+ }
+ $end = $db->selectField( 'logging', 'MAX(log_id)', false, __FUNCTION__ );
+
+ # Do remaining chunk
+ $end += LOG_SEARCH_BATCH_SIZE - 1;
+ $blockStart = $start;
+ $blockEnd = $start + LOG_SEARCH_BATCH_SIZE - 1;
+ while( $blockEnd <= $end ) {
+ echo "...doing log_id from $blockStart to $blockEnd\n";
+ $cond = "log_id BETWEEN $blockStart AND $blockEnd";
+ $res = $db->select( 'logging', '*', $cond, __FUNCTION__ );
+ $batch = array();
+ while( $row = $db->fetchObject( $res ) ) {
+ // RevisionDelete logs - revisions
+ if( LogEventsList::typeAction( $row, array('delete','suppress'), 'revision' ) ) {
+ $params = LogPage::extractParams( $row->log_params );
+ // Param format: <urlparam> <item CSV> [<ofield> <nfield>]
+ if( count($params) >= 2 ) {
+ $field = RevisionDeleter::getRelationType($params[0]);
+ // B/C, the params may start with a title key
+ if( $field == null ) {
+ array_shift($params);
+ $field = RevisionDeleter::getRelationType($params[0]);
+ }
+ if( $field == null ) {
+ echo "Invalid param type for $row->log_id\n";
+ continue; // skip this row
+ }
+ $items = explode(',',$params[1]);
+ $log = new LogPage( $row->log_type );
+ $log->addRelations( $field, $items, $row->log_id );
+ }
+ // RevisionDelete logs - log events
+ } else if( LogEventsList::typeAction( $row, array('delete','suppress'), 'event' ) ) {
+ $params = LogPage::extractParams( $row->log_params );
+ // Param format: <item CSV> [<ofield> <nfield>]
+ if( count($params) >= 1 ) {
+ $items = explode(',',$params[0]);
+ $log = new LogPage( $row->log_type );
+ $log->addRelations( 'log_id', $items, $row->log_id );
+ }
+ }
+ }
+ $blockStart += LOG_SEARCH_BATCH_SIZE;
+ $blockEnd += LOG_SEARCH_BATCH_SIZE;
+ wfWaitForSlaves( 5 );
+ }
+ if( $db->insert(
+ 'updatelog',
+ array( 'ul_key' => 'populate log_search' ),
+ __FUNCTION__,
+ 'IGNORE'
+ )
+ ) {
+ wfOut( "log_search population complete.\n" );
+ return true;
+ } else {
+ wfOut( "Could not insert log_search population row.\n" );
+ return false;
+ }
+}
--- /dev/null
+<?php
+
+define( 'BATCH_SIZE', 200 );
+
+function populate_rev_parent_id( $db ) {
+ wfOut( "Populating rev_parent_id column\n" );
+ $start = $db->selectField( 'revision', 'MIN(rev_id)', false, __FUNCTION__ );
+ $end = $db->selectField( 'revision', 'MAX(rev_id)', false, __FUNCTION__ );
+ if( is_null( $start ) || is_null( $end ) ){
+ wfOut( "...revision table seems to be empty.\n" );
+ $db->insert( 'updatelog',
+ array( 'ul_key' => 'populate rev_parent_id' ),
+ __FUNCTION__,
+ 'IGNORE' );
+ return;
+ }
+ # Do remaining chunk
+ $end += BATCH_SIZE - 1;
+ $blockStart = intval( $start );
+ $blockEnd = intval( $start ) + BATCH_SIZE - 1;
+ $count = 0;
+ $changed = 0;
+ while( $blockEnd <= $end ) {
+ wfOut( "...doing rev_id from $blockStart to $blockEnd\n" );
+ $cond = "rev_id BETWEEN $blockStart AND $blockEnd";
+ $res = $db->select( 'revision',
+ array('rev_id','rev_page','rev_timestamp','rev_parent_id'),
+ $cond, __FUNCTION__ );
+ # Go through and update rev_parent_id from these rows.
+ # Assume that the previous revision of the title was
+ # the original previous revision of the title when the
+ # edit was made...
+ foreach( $res as $row ) {
+ # First, check rows with the same timestamp other than this one
+ # with a smaller rev ID. The highest ID "wins". This avoids loops
+ # as timestamp can only decrease and never loops with IDs (from parent to parent)
+ $previousID = $db->selectField( 'revision', 'rev_id',
+ array( 'rev_page' => $row->rev_page, 'rev_timestamp' => $row->rev_timestamp,
+ "rev_id < " . intval( $row->rev_id ) ),
+ __FUNCTION__,
+ array( 'ORDER BY' => 'rev_id DESC' ) );
+ # If there are none, check the the highest ID with a lower timestamp
+ if( !$previousID ) {
+ # Get the highest older timestamp
+ $lastTimestamp = $db->selectField( 'revision', 'rev_timestamp',
+ array( 'rev_page' => $row->rev_page, "rev_timestamp < " . $db->addQuotes( $row->rev_timestamp ) ),
+ __FUNCTION__,
+ array( 'ORDER BY' => 'rev_timestamp DESC' ) );
+ # If there is one, let the highest rev ID win
+ if( $lastTimestamp ) {
+ $previousID = $db->selectField( 'revision', 'rev_id',
+ array( 'rev_page' => $row->rev_page, 'rev_timestamp' => $lastTimestamp ),
+ __FUNCTION__,
+ array( 'ORDER BY' => 'rev_id DESC' ) );
+ }
+ }
+ $previousID = intval($previousID);
+ if( $previousID != $row->rev_parent_id )
+ $changed++;
+ # Update the row...
+ $db->update( 'revision',
+ array( 'rev_parent_id' => $previousID ),
+ array( 'rev_id' => $row->rev_id ),
+ __FUNCTION__ );
+ $count++;
+ }
+ $blockStart += BATCH_SIZE - 1;
+ $blockEnd += BATCH_SIZE - 1;
+ wfWaitForSlaves( 5 );
+ }
+ $logged = $db->insert( 'updatelog',
+ array( 'ul_key' => 'populate rev_parent_id' ),
+ __FUNCTION__,
+ 'IGNORE' );
+ if( $logged ) {
+ wfOut( "rev_parent_id population complete ... {$count} rows [{$changed} changed]\n" );
+ return true;
+ } else {
+ wfOut( "Could not insert rev_parent_id population row.\n" );
+ return false;
+ }
+}
+