<?php
-
-/*
- * Makes the required database changes for the CheckUser extension
+/**
+ * Makes the required database updates for Special:ProtectedPages
+ * to show all protected pages, even ones before the page restrictions
+ * schema change. All remaining page_restriction column values are moved
+ * to the new table.
+ *
+ * @file
+ * @ingroup Maintenance
*/
define( 'BATCH_SIZE', 100 );
$start = $db->selectField( 'page', 'MIN(page_id)', false, __FUNCTION__ );
$end = $db->selectField( 'page', 'MAX(page_id)', false, __FUNCTION__ );
+
+ if( !$start ) {
+ die("Nothing to do.\n");
+ }
+
+ # Do remaining chunk
+ $end += BATCH_SIZE - 1;
$blockStart = $start;
$blockEnd = $start + BATCH_SIZE - 1;
- $encodedExpiry = Block::decodeExpiry('');
+ $encodedExpiry = 'infinity';
while ( $blockEnd <= $end ) {
- $cond = "page_id BETWEEN $blockStart AND $blockEnd AND page_rescrictions !=''";
+ echo "...doing page_id from $blockStart to $blockEnd\n";
+ $cond = "page_id BETWEEN $blockStart AND $blockEnd AND page_restrictions !=''";
$res = $db->select( 'page', array('page_id', 'page_restrictions'), $cond, __FUNCTION__ );
$batch = array();
while ( $row = $db->fetchObject( $res ) ) {
$oldRestrictions = array();
foreach( explode( ':', trim( $row->page_restrictions ) ) as $restrict ) {
$temp = explode( '=', trim( $restrict ) );
- if(count($temp) == 1) {
+ // Make sure we are not settings restrictions to ""
+ if( count($temp) == 1 && $temp[0] ) {
// old old format should be treated as edit/move restriction
- $oldRestrictions["edit"] = explode( ',', trim( $temp[0] ) );
- $oldRestrictions["move"] = explode( ',', trim( $temp[0] ) );
- } else {
- $oldRestrictions[$temp[0]] = explode( ',', trim( $temp[1] ) );
+ $oldRestrictions["edit"] = trim( $temp[0] );
+ $oldRestrictions["move"] = trim( $temp[0] );
+ } else if( $temp[1] ) {
+ $oldRestrictions[$temp[0]] = trim( $temp[1] );
}
}
# Update restrictions table
'pr_expiry' => $encodedExpiry
);
}
- # Update page record
- $db->update( 'page',
- array( /* SET */
- 'page_restrictions' => ''
- ), array( /* WHERE */
- 'page_id' => $row->page_id
- ), 'migrate_restrictions'
- );
}
# We use insert() and not replace() as Article.php replaces
# page_restrictions with '' when protected in the restrictions table
if ( count( $batch ) ) {
- $db->insert( 'page_restictions', $batch, __FUNCTION__ );
+ $ok = $db->deadlockLoop(
+ array( $db, 'insert' ),
+ 'page_restrictions', $batch, __FUNCTION__, array( 'IGNORE' ) );
+ if( !$ok ) {
+ throw new MWException( "Deadlock loop failed wtf :(" );
+ }
}
- $blockStart += BATCH_SIZE;
- $blockEnd += BATCH_SIZE;
+ $blockStart += BATCH_SIZE - 1;
+ $blockEnd += BATCH_SIZE - 1;
wfWaitForSlaves( 5 );
}
+ echo "...removing dead rows from page_restrictions\n";
+ // Kill any broken rows from previous imports
+ $db->delete( 'page_restrictions', array( 'pr_level' => '' ) );
+ echo "...Done!\n";
}
-?>
+