trigger.php

<?php
namespace Bitrix\Perfmon\Sql;
 
use Bitrix\Main\NotSupportedException;
 
class Trigger extends BaseObject
{
    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;
    }
 
    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);
    }
 
    public function getCreateDdl($dbType = '')
    {
        return $this->body;
    }
 
    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';
        }
    }
 
    public function getModifyDdl(BaseObject $target, $dbType = '')
    {
        return [
            $this->getDropDdl($dbType),
            $target->getCreateDdl($dbType),
        ];
    }
}