public function finishWrite()
{
if ($this->readOnly) {
return;
} elseif (is_null($this->currentLang)) {
throw new MWException(__CLASS__ . ': must call startWrite() before finishWrite()');
}
$this->dbw->startAtomic(__METHOD__);
try {
$this->dbw->delete('l10n_cache', ['lc_lang' => $this->currentLang], __METHOD__);
foreach (array_chunk($this->batch, 500) as $rows) {
$this->dbw->insert('l10n_cache', $rows, __METHOD__);
}
$this->writesDone = true;
} catch (DBQueryError $e) {
if ($this->dbw->wasReadOnlyError()) {
$this->readOnly = true;
// just avoid site down time
} else {
throw $e;
}
}
$this->dbw->endAtomic(__METHOD__);
$this->currentLang = null;
$this->batch = [];
}
/**
* 删除一条数据主键为$id的记录，
* @param $id
* @param $where 指定匹配字段，默认为主键
* @return true/false
*/
public final function del($id, $where = null)
{
if ($where == null) {
$where = $this->primary;
}
return $this->db->delete($id, $this->table, $where);
}
/**
* Add row to the redirect table if this is a redirect, remove otherwise.
*
* @param IDatabase $dbw
* @param Title $redirectTitle Title object pointing to the redirect target,
* or NULL if this is not a redirect
* @param null|bool $lastRevIsRedirect If given, will optimize adding and
* removing rows in redirect table.
* @return bool True on success, false on failure
* @private
*/
public function updateRedirectOn($dbw, $redirectTitle, $lastRevIsRedirect = null)
{
// Always update redirects (target link might have changed)
// Update/Insert if we don't know if the last revision was a redirect or not
// Delete if changing from redirect to non-redirect
$isRedirect = !is_null($redirectTitle);
if (!$isRedirect && $lastRevIsRedirect === false) {
return true;
}
if ($isRedirect) {
$this->insertRedirectEntry($redirectTitle);
} else {
// This is not a redirect, remove row from redirect table
$where = ['rd_from' => $this->getId()];
$dbw->delete('redirect', $where, __METHOD__);
}
if ($this->getTitle()->getNamespace() == NS_FILE) {
RepoGroup::singleton()->getLocalRepo()->invalidateImageRedirect($this->getTitle());
}
return $dbw->affectedRows() != 0;
}