doTable( $table ) ) {
return true;
}
$tableName = $this->db->tableName( $table );
$res = $this->db->query( "SELECT $field FROM $tableName LIMIT 0", __METHOD__ );
$flags = explode( ' ', mysql_field_flags( $res->result, 0 ) );
if ( in_array( 'binary', $flags ) ) {
$this->output( "...$table table has correct $field encoding.\n" );
} else {
$this->applyPatch( $patchFile, false, "Fixing $field encoding on $table table" );
}
}
/**
* Check whether an index contain a field
*
* @param string $table table name
* @param string $index index name to check
* @param string $field field that should be in the index
* @return Boolean
*/
protected function indexHasField( $table, $index, $field ) {
if ( !$this->doTable( $table ) ) {
return true;
}
$info = $this->db->indexInfo( $table, $index, __METHOD__ );
if ( $info ) {
foreach ( $info as $row ) {
if ( $row->Column_name == $field ) {
$this->output( "...index $index on table $table includes field $field.\n" );
return true;
}
}
}
$this->output( "...index $index on table $table has no field $field; added.\n" );
return false;
}
/**
* Check that interwiki table exists; if it doesn't source it
*/
protected function doInterwikiUpdate() {
global $IP;
if ( !$this->doTable( 'interwiki' ) ) {
return true;
}
if ( $this->db->tableExists( "interwiki", __METHOD__ ) ) {
$this->output( "...already have interwiki table\n" );
return;
}
$this->applyPatch( 'patch-interwiki.sql', false, 'Creating interwiki table' );
$this->applyPatch( "$IP/maintenance/interwiki.sql", true, 'Adding default interwiki definitions' );
}
/**
* Check that proper indexes are in place
*/
protected function doIndexUpdate() {
$meta = $this->db->fieldInfo( 'recentchanges', 'rc_timestamp' );
if ( $meta === false ) {
throw new MWException( 'Missing rc_timestamp field of recentchanges table. Should not happen.' );
}
if ( $meta->isMultipleKey() ) {
$this->output( "...indexes seem up to 20031107 standards.\n" );
return;
}
$this->applyPatch( 'patch-indexes.sql', true, "Updating indexes to 20031107" );
}
protected function doOldLinksUpdate() {
$cl = $this->maintenance->runChild( 'ConvertLinks' );
$cl->execute();
}
protected function doFixAncientImagelinks() {
$info = $this->db->fieldInfo( 'imagelinks', 'il_from' );
if ( !$info || $info->type() !== 'string' ) {
$this->output( "...il_from OK\n" );
return;
}
if( $this->applyPatch( 'patch-fix-il_from.sql', false, "Fixing ancient broken imagelinks table." ) ) {
$this->output( "NOTE: you will have to run maintenance/refreshLinks.php after this." );
}
}
/**
* Check if we need to add talk page rows to the watchlist
*/
function doWatchlistUpdate() {
$talk = $this->db->selectField( 'watchlist', 'count(*)', 'wl_namespace & 1', __METHOD__ );
$nontalk = $this->db->selectField( 'watchlist', 'count(*)', 'NOT (wl_namespace & 1)', __METHOD__ );
if ( $talk == $nontalk ) {
$this->output( "...watchlist talk page rows already present.\n" );
return;
}
$this->output( "Adding missing watchlist talk page rows... " );
$this->db->insertSelect( 'watchlist', 'watchlist',
array(
'wl_user' => 'wl_user',
'wl_namespace' => 'wl_namespace | 1',
'wl_title' => 'wl_title',
'wl_notificationtimestamp' => 'wl_notificationtimestamp'
), array( 'NOT (wl_namespace & 1)' ), __METHOD__, 'IGNORE' );
$this->output( "done.\n" );
}
function doSchemaRestructuring() {
if ( $this->db->tableExists( 'page', __METHOD__ ) ) {
$this->output( "...page table already exists.\n" );
return;
}
$this->output( "...converting from cur/old to page/revision/text DB structure.\n" );
$this->output( wfTimestamp( TS_DB ) );
$this->output( "......checking for duplicate entries.\n" );
list ( $cur, $old, $page, $revision, $text ) = $this->db->tableNamesN( 'cur', 'old', 'page', 'revision', 'text' );
$rows = $this->db->query( "SELECT cur_title, cur_namespace, COUNT(cur_namespace) AS c
FROM $cur GROUP BY cur_title, cur_namespace HAVING c>1", __METHOD__ );
if ( $rows->numRows() > 0 ) {
$this->output( wfTimestamp( TS_DB ) );
$this->output( "......Found duplicate entries\n" );
$this->output( sprintf( " %-60s %3s %5s\n", 'Title', 'NS', 'Count' ) );
$duplicate = array();
foreach ( $rows as $row ) {
if ( ! isset( $duplicate[$row->cur_namespace] ) ) {
$duplicate[$row->cur_namespace] = array();
}
$duplicate[$row->cur_namespace][] = $row->cur_title;
$this->output( sprintf( " %-60s %3s %5s\n", $row->cur_title, $row->cur_namespace, $row->c ) );
}
$sql = "SELECT cur_title, cur_namespace, cur_id, cur_timestamp FROM $cur WHERE ";
$firstCond = true;
foreach ( $duplicate as $ns => $titles ) {
if ( $firstCond ) {
$firstCond = false;
} else {
$sql .= ' OR ';
}
$sql .= "( cur_namespace = {$ns} AND cur_title in (";
$first = true;
foreach ( $titles as $t ) {
if ( $first ) {
$sql .= $this->db->addQuotes( $t );
$first = false;
} else {
$sql .= ', ' . $this->db->addQuotes( $t );
}
}
$sql .= ") ) \n";
}
# By sorting descending, the most recent entry will be the first in the list.
# All following entries will be deleted by the next while-loop.
$sql .= 'ORDER BY cur_namespace, cur_title, cur_timestamp DESC';
$rows = $this->db->query( $sql, __METHOD__ );
$prev_title = $prev_namespace = false;
$deleteId = array();
foreach ( $rows as $row ) {
if ( $prev_title == $row->cur_title && $prev_namespace == $row->cur_namespace ) {
$deleteId[] = $row->cur_id;
}
$prev_title = $row->cur_title;
$prev_namespace = $row->cur_namespace;
}
$sql = "DELETE FROM $cur WHERE cur_id IN ( " . join( ',', $deleteId ) . ')';
$this->db->query( $sql, __METHOD__ );
$this->output( wfTimestamp( TS_DB ) );
$this->output( "......Deleted " . $this->db->affectedRows() . " records.\n" );
}
$this->output( wfTimestamp( TS_DB ) );
$this->output( "......Creating tables.\n" );
$this->db->query( "CREATE TABLE $page (
page_id int(8) unsigned NOT NULL auto_increment,
page_namespace int NOT NULL,
page_title varchar(255) binary NOT NULL,
page_restrictions tinyblob NOT NULL,
page_counter bigint(20) unsigned NOT NULL default '0',
page_is_redirect tinyint(1) unsigned NOT NULL default '0',
page_is_new tinyint(1) unsigned NOT NULL default '0',
page_random real unsigned NOT NULL,
page_touched char(14) binary NOT NULL default '',
page_latest int(8) unsigned NOT NULL,
page_len int(8) unsigned NOT NULL,
PRIMARY KEY page_id (page_id),
UNIQUE INDEX name_title (page_namespace,page_title),
INDEX (page_random),
INDEX (page_len)
) ENGINE=InnoDB", __METHOD__ );
$this->db->query( "CREATE TABLE $revision (
rev_id int(8) unsigned NOT NULL auto_increment,
rev_page int(8) unsigned NOT NULL,
rev_comment tinyblob NOT NULL,
rev_user int(5) unsigned NOT NULL default '0',
rev_user_text varchar(255) binary NOT NULL default '',
rev_timestamp char(14) binary NOT NULL default '',
rev_minor_edit tinyint(1) unsigned NOT NULL default '0',
rev_deleted tinyint(1) unsigned NOT NULL default '0',
rev_len int(8) unsigned,
rev_parent_id int(8) unsigned default NULL,
PRIMARY KEY rev_page_id (rev_page, rev_id),
UNIQUE INDEX rev_id (rev_id),
INDEX rev_timestamp (rev_timestamp),
INDEX page_timestamp (rev_page,rev_timestamp),
INDEX user_timestamp (rev_user,rev_timestamp),
INDEX usertext_timestamp (rev_user_text,rev_timestamp)
) ENGINE=InnoDB", __METHOD__ );
$this->output( wfTimestamp( TS_DB ) );
$this->output( "......Locking tables.\n" );
$this->db->query( "LOCK TABLES $page WRITE, $revision WRITE, $old WRITE, $cur WRITE", __METHOD__ );
$maxold = intval( $this->db->selectField( 'old', 'max(old_id)', '', __METHOD__ ) );
$this->output( wfTimestamp( TS_DB ) );
$this->output( "......maxold is {$maxold}\n" );
$this->output( wfTimestamp( TS_DB ) );
global $wgLegacySchemaConversion;
if ( $wgLegacySchemaConversion ) {
// Create HistoryBlobCurStub entries.
// Text will be pulled from the leftover 'cur' table at runtime.
$this->output( "......Moving metadata from cur; using blob references to text in cur table.\n" );
$cur_text = "concat('O:18:\"historyblobcurstub\":1:{s:6:\"mCurId\";i:',cur_id,';}')";
$cur_flags = "'object'";
} else {
// Copy all cur text in immediately: this may take longer but avoids
// having to keep an extra table around.
$this->output( "......Moving text from cur.\n" );
$cur_text = 'cur_text';
$cur_flags = "''";
}
$this->db->query( "INSERT INTO $old (old_namespace, old_title, old_text, old_comment, old_user, old_user_text,
old_timestamp, old_minor_edit, old_flags)
SELECT cur_namespace, cur_title, $cur_text, cur_comment, cur_user, cur_user_text, cur_timestamp, cur_minor_edit, $cur_flags
FROM $cur", __METHOD__ );
$this->output( wfTimestamp( TS_DB ) );
$this->output( "......Setting up revision table.\n" );
$this->db->query( "INSERT INTO $revision (rev_id, rev_page, rev_comment, rev_user, rev_user_text, rev_timestamp,
rev_minor_edit)
SELECT old_id, cur_id, old_comment, old_user, old_user_text,
old_timestamp, old_minor_edit
FROM $old,$cur WHERE old_namespace=cur_namespace AND old_title=cur_title", __METHOD__ );
$this->output( wfTimestamp( TS_DB ) );
$this->output( "......Setting up page table.\n" );
$this->db->query( "INSERT INTO $page (page_id, page_namespace, page_title, page_restrictions, page_counter,
page_is_redirect, page_is_new, page_random, page_touched, page_latest, page_len)
SELECT cur_id, cur_namespace, cur_title, cur_restrictions, cur_counter, cur_is_redirect, cur_is_new,
cur_random, cur_touched, rev_id, LENGTH(cur_text)
FROM $cur,$revision
WHERE cur_id=rev_page AND rev_timestamp=cur_timestamp AND rev_id > {$maxold}", __METHOD__ );
$this->output( wfTimestamp( TS_DB ) );
$this->output( "......Unlocking tables.\n" );
$this->db->query( "UNLOCK TABLES", __METHOD__ );
$this->output( wfTimestamp( TS_DB ) );
$this->output( "......Renaming old.\n" );
$this->db->query( "ALTER TABLE $old RENAME TO $text", __METHOD__ );
$this->output( wfTimestamp( TS_DB ) );
$this->output( "...done.\n" );
}
protected function doNamespaceSize() {
$tables = array(
'page' => 'page',
'archive' => 'ar',
'recentchanges' => 'rc',
'watchlist' => 'wl',
'querycache' => 'qc',
'logging' => 'log',
);
foreach ( $tables as $table => $prefix ) {
$field = $prefix . '_namespace';
$tablename = $this->db->tableName( $table );
$result = $this->db->query( "SHOW COLUMNS FROM $tablename LIKE '$field'", __METHOD__ );
$info = $this->db->fetchObject( $result );
if ( substr( $info->Type, 0, 3 ) == 'int' ) {
$this->output( "...$field is already a full int ($info->Type).\n" );
} else {
$this->output( "Promoting $field from $info->Type to int... " );
$this->db->query( "ALTER TABLE $tablename MODIFY $field int NOT NULL", __METHOD__ );
$this->output( "done.\n" );
}
}
}
protected function doPagelinksUpdate() {
if ( $this->db->tableExists( 'pagelinks', __METHOD__ ) ) {
$this->output( "...already have pagelinks table.\n" );
return;
}
$this->applyPatch( 'patch-pagelinks.sql', false, "Converting links and brokenlinks tables to pagelinks" );
global $wgContLang;
foreach ( MWNamespace::getCanonicalNamespaces() as $ns => $name ) {
if ( $ns == 0 ) {
continue;
}
$this->output( "Cleaning up broken links for namespace $ns... " );
$pagelinks = $this->db->tableName( 'pagelinks' );
$name = $wgContLang->getNsText( $ns );
$prefix = $this->db->strencode( $name );
$likeprefix = str_replace( '_', '\\_', $prefix );
$sql = "UPDATE $pagelinks
SET pl_namespace=$ns,
pl_title=TRIM(LEADING '$prefix:' FROM pl_title)
WHERE pl_namespace=0
AND pl_title LIKE '$likeprefix:%'";
$this->db->query( $sql, __METHOD__ );
$this->output( "done.\n" );
}
}
protected function doUserUniqueUpdate() {
if ( !$this->doTable( 'user' ) ) {
return true;
}
$duper = new UserDupes( $this->db, array( $this, 'output' ) );
if ( $duper->hasUniqueIndex() ) {
$this->output( "...already have unique user_name index.\n" );
return;
}
if ( !$duper->clearDupes() ) {
$this->output( "WARNING: This next step will probably fail due to unfixed duplicates...\n" );
}
$this->applyPatch( 'patch-user_nameindex.sql', false, "Adding unique index on user_name" );
}
protected function doUserGroupsUpdate() {
if ( !$this->doTable( 'user_groups' ) ) {
return true;
}
if ( $this->db->tableExists( 'user_groups', __METHOD__ ) ) {
$info = $this->db->fieldInfo( 'user_groups', 'ug_group' );
if ( $info->type() == 'int' ) {
$oldug = $this->db->tableName( 'user_groups' );
$newug = $this->db->tableName( 'user_groups_bogus' );
$this->output( "user_groups table exists but is in bogus intermediate format. Renaming to $newug... " );
$this->db->query( "ALTER TABLE $oldug RENAME TO $newug", __METHOD__ );
$this->output( "done.\n" );
$this->applyPatch( 'patch-user_groups.sql', false, "Re-adding fresh user_groups table" );
$this->output( "***\n" );
$this->output( "*** WARNING: You will need to manually fix up user permissions in the user_groups\n" );
$this->output( "*** table. Old 1.5 alpha versions did some pretty funky stuff...\n" );
$this->output( "***\n" );
} else {
$this->output( "...user_groups table exists and is in current format.\n" );
}
return;
}
$this->applyPatch( 'patch-user_groups.sql', false, "Adding user_groups table" );
if ( !$this->db->tableExists( 'user_rights', __METHOD__ ) ) {
if ( $this->db->fieldExists( 'user', 'user_rights', __METHOD__ ) ) {
$this->db->applyPatch( 'patch-user_rights.sql', false, "Upgrading from a 1.3 or older database? Breaking out user_rights for conversion" );
} else {
$this->output( "*** WARNING: couldn't locate user_rights table or field for upgrade.\n" );
$this->output( "*** You may need to manually configure some sysops by manipulating\n" );
$this->output( "*** the user_groups table.\n" );
return;
}
}
$this->output( "Converting user_rights table to user_groups... " );
$result = $this->db->select( 'user_rights',
array( 'ur_user', 'ur_rights' ),
array( "ur_rights != ''" ),
__METHOD__ );
foreach ( $result as $row ) {
$groups = array_unique(
array_map( 'trim',
explode( ',', $row->ur_rights ) ) );
foreach ( $groups as $group ) {
$this->db->insert( 'user_groups',
array(
'ug_user' => $row->ur_user,
'ug_group' => $group ),
__METHOD__ );
}
}
$this->output( "done.\n" );
}
/**
* Make sure wl_notificationtimestamp can be NULL,
* and update old broken items.
*/
protected function doWatchlistNull() {
$info = $this->db->fieldInfo( 'watchlist', 'wl_notificationtimestamp' );
if ( !$info ) {
return;
}
if ( $info->isNullable() ) {
$this->output( "...wl_notificationtimestamp is already nullable.\n" );
return;
}
$this->applyPatch( 'patch-watchlist-null.sql', false, "Making wl_notificationtimestamp nullable" );
}
/**
* Set page_random field to a random value where it is equals to 0.
*
* @see bug 3946
*/
protected function doPageRandomUpdate() {
$page = $this->db->tableName( 'page' );
$this->db->query( "UPDATE $page SET page_random = RAND() WHERE page_random = 0", __METHOD__ );
$rows = $this->db->affectedRows();
if( $rows ) {
$this->output( "Set page_random to a random value on $rows rows where it was set to 0\n" );
} else {
$this->output( "...no page_random rows needed to be set\n" );
}
}
protected function doTemplatelinksUpdate() {
if ( $this->db->tableExists( 'templatelinks', __METHOD__ ) ) {
$this->output( "...templatelinks table already exists\n" );
return;
}
$this->applyPatch( 'patch-templatelinks.sql', false, "Creating templatelinks table" );
$this->output( "Populating...\n" );
if ( wfGetLB()->getServerCount() > 1 ) {
// Slow, replication-friendly update
$res = $this->db->select( 'pagelinks', array( 'pl_from', 'pl_namespace', 'pl_title' ),
array( 'pl_namespace' => NS_TEMPLATE ), __METHOD__ );
$count = 0;
foreach ( $res as $row ) {
$count = ( $count + 1 ) % 100;
if ( $count == 0 ) {
wfWaitForSlaves();
}
$this->db->insert( 'templatelinks',
array(
'tl_from' => $row->pl_from,
'tl_namespace' => $row->pl_namespace,
'tl_title' => $row->pl_title,
), __METHOD__
);
}
} else {
// Fast update
$this->db->insertSelect( 'templatelinks', 'pagelinks',
array(
'tl_from' => 'pl_from',
'tl_namespace' => 'pl_namespace',
'tl_title' => 'pl_title'
), array(
'pl_namespace' => 10
), __METHOD__
);
}
$this->output( "Done. Please run maintenance/refreshLinks.php for a more thorough templatelinks update.\n" );
}
protected function doBacklinkingIndicesUpdate() {
if ( !$this->indexHasField( 'pagelinks', 'pl_namespace', 'pl_from' ) ||
!$this->indexHasField( 'templatelinks', 'tl_namespace', 'tl_from' ) ||
!$this->indexHasField( 'imagelinks', 'il_to', 'il_from' ) )
{
$this->applyPatch( 'patch-backlinkindexes.sql', false, "Updating backlinking indices" );
}
}
/**
* Adding page_restrictions table, obsoleting page.page_restrictions.
* Migrating old restrictions to new table
* -- Andrew Garrett, January 2007.
*/
protected function doRestrictionsUpdate() {
if ( $this->db->tableExists( 'page_restrictions', __METHOD__ ) ) {
$this->output( "...page_restrictions table already exists.\n" );
return;
}
$this->applyPatch( 'patch-page_restrictions.sql', false, "Creating page_restrictions table (1/2)" );
$this->applyPatch( 'patch-page_restrictions_sortkey.sql', false, "Creating page_restrictions table (2/2)" );
$this->output( "done.\n" );
$this->output( "Migrating old restrictions to new table...\n" );
$task = $this->maintenance->runChild( 'UpdateRestrictions' );
$task->execute();
}
protected function doCategorylinksIndicesUpdate() {
if ( !$this->indexHasField( 'categorylinks', 'cl_sortkey', 'cl_from' ) ) {
$this->applyPatch( 'patch-categorylinksindex.sql', false, "Updating categorylinks Indices" );
}
}
protected function doCategoryPopulation() {
if ( $this->updateRowExists( 'populate category' ) ) {
$this->output( "...category table already populated.\n" );
return;
}
$this->output(
"Populating category table, printing progress markers. " .
"For large databases, you\n" .
"may want to hit Ctrl-C and do this manually with maintenance/\n" .
"populateCategory.php.\n"
);
$task = $this->maintenance->runChild( 'PopulateCategory' );
$task->execute();
$this->output( "Done populating category table.\n" );
}
protected function doPopulateParentId() {
if ( !$this->updateRowExists( 'populate rev_parent_id' ) ) {
$this->output(
"Populating rev_parent_id fields, printing progress markers. For large\n" .
"databases, you may want to hit Ctrl-C and do this manually with\n" .
"maintenance/populateParentId.php.\n" );
$task = $this->maintenance->runChild( 'PopulateParentId' );
$task->execute();
}
}
protected function doEnableProfiling() {
global $wgProfileToDatabase;
if ( !$this->doTable( 'profiling' ) ) {
return true;
}
if ( $wgProfileToDatabase === true && ! $this->db->tableExists( 'profiling', __METHOD__ ) ) {
$this->applyPatch( 'patch-profiling.sql', false, 'Add profiling table' );
}
}
protected function doMaybeProfilingMemoryUpdate() {
if ( !$this->doTable( 'profiling' ) ) {
return true;
}
if ( !$this->db->tableExists( 'profiling', __METHOD__ ) ) {
return true;
} elseif ( $this->db->fieldExists( 'profiling', 'pf_memory', __METHOD__ ) ) {
$this->output( "...profiling table has pf_memory field.\n" );
return true;
}
return $this->applyPatch( 'patch-profiling-memory.sql', false, "Adding pf_memory field to table profiling" );
}
protected function doFilearchiveIndicesUpdate() {
$info = $this->db->indexInfo( 'filearchive', 'fa_user_timestamp', __METHOD__ );
if ( !$info ) {
$this->applyPatch( 'patch-filearchive-user-index.sql', false, "Updating filearchive indices" );
}
return true;
}
protected function doUniquePlTlIl() {
$info = $this->db->indexInfo( 'pagelinks', 'pl_namespace' );
if ( is_array( $info ) && !$info[0]->Non_unique ) {
$this->output( "...pl_namespace, tl_namespace, il_to indices are already UNIQUE.\n" );
return true;
}
if ( $this->skipSchema ) {
$this->output( "...skipping schema change (making pl_namespace, tl_namespace and il_to indices UNIQUE).\n" );
return false;
}
return $this->applyPatch( 'patch-pl-tl-il-unique.sql', false, "Making pl_namespace, tl_namespace and il_to indices UNIQUE" );
}
protected function renameEuWikiId() {
if ( $this->db->fieldExists( 'external_user', 'eu_local_id', __METHOD__ ) ) {
$this->output( "...eu_wiki_id already renamed to eu_local_id.\n" );
return;
}
$this->applyPatch( 'patch-eu_local_id.sql', false, "Renaming eu_wiki_id -> eu_local_id" );
}
protected function doUpdateMimeMinorField() {
if ( $this->updateRowExists( 'mime_minor_length' ) ) {
$this->output( "...*_mime_minor fields are already long enough.\n" );
return;
}
$this->applyPatch( 'patch-mime_minor_length.sql', false, "Altering all *_mime_minor fields to 100 bytes in size" );
}
protected function doClFieldsUpdate() {
if ( $this->updateRowExists( 'cl_fields_update' ) ) {
$this->output( "...categorylinks up-to-date.\n" );
return;
}
$this->applyPatch( 'patch-categorylinks-better-collation2.sql', false, 'Updating categorylinks (again)' );
}
protected function doLangLinksLengthUpdate() {
$langlinks = $this->db->tableName( 'langlinks' );
$res = $this->db->query( "SHOW COLUMNS FROM $langlinks LIKE 'll_lang'" );
$row = $this->db->fetchObject( $res );
if ( $row && $row->Type == "varbinary(10)" ) {
$this->applyPatch( 'patch-langlinks-ll_lang-20.sql', false, 'Updating length of ll_lang in langlinks' );
} else {
$this->output( "...ll_lang is up-to-date.\n" );
}
}
protected function doUserNewTalkTimestampNotNull() {
if ( !$this->doTable( 'user_newtalk' ) ) {
return true;
}
$info = $this->db->fieldInfo( 'user_newtalk', 'user_last_timestamp' );
if ( $info === false ) {
return;
}
if ( $info->isNullable() ) {
$this->output( "...user_last_timestamp is already nullable.\n" );
return;
}
$this->applyPatch( 'patch-user-newtalk-timestamp-null.sql', false, "Making user_last_timestamp nullable" );
}
}