Your IP : 3.133.149.244
<?php
namespace Bitrix\Perfmon\Sql;
use Bitrix\Main\NotSupportedException;
class Trigger extends BaseObject
{
/**
* Creates trigger object from tokens.
* <p>
* Current position should point to the name of the trigger.
*
* @param Tokenizer $tokenizer Tokens collection.
*
* @return Trigger
*/
public static function create(Tokenizer $tokenizer)
{
$name = $tokenizer->getCurrentToken()->text;
$trigger = new self($name);
$tokenizer->resetState();
$definition = '';
while (!$tokenizer->endOfInput())
{
$definition .= $tokenizer->getCurrentToken()->text;
$tokenizer->nextToken();
}
$trigger->setBody($definition);
return $trigger;
}
/**
* Searches token collection for 'ON' keyword.
* <p>
* Advances current position on to next token skipping whitespace.
*
* @param Tokenizer $tokenizer Tokens collection.
*
* @return void
* @throws NotSupportedException
*/
public static function searchTableName(Tokenizer $tokenizer)
{
$lineToken = $tokenizer->getCurrentToken();
while (!$tokenizer->endOfInput())
{
if ($tokenizer->getCurrentToken()->upper === 'ON')
{
$tokenizer->nextToken();
$tokenizer->skipWhiteSpace();
return;
}
$tokenizer->nextToken();
}
throw new NotSupportedException('Trigger: table name not found. line: ' . $lineToken->line);
}
/**
* Return DDL for trigger creation.
*
* @param string $dbType Database type (MYSQL, ORACLE or MSSQL).
*
* @return array|string
*/
public function getCreateDdl($dbType = '')
{
return $this->body;
}
/**
* Return DDL for trigger destruction.
*
* @param string $dbType Database type (MYSQL, ORACLE or MSSQL).
*
* @return array|string
*/
public function getDropDdl($dbType = '')
{
switch ($dbType)
{
case 'MSSQL':
case 'ORACLE':
return 'DROP TRIGGER ' . $this->name;
case 'MYSQL':
default:
return '// ' . get_class($this) . ':getDropDdl for database type [' . $dbType . '] not implemented';
}
}
/**
* Return DDL for trigger modification (drop with subsequent create).
*
* @param BaseObject $target Target object.
* @param string $dbType Database type (MYSQL, ORACLE or MSSQL).
*
* @return array|string
*/
public function getModifyDdl(BaseObject $target, $dbType = '')
{
return [
$this->getDropDdl($dbType),
$target->getCreateDdl($dbType),
];
}
}