Your IP : 216.73.216.220
<?php
namespace Laminas\Db\Sql\Ddl;
use Laminas\Db\Adapter\Platform\PlatformInterface;
use Laminas\Db\Sql\AbstractSql;
use Laminas\Db\Sql\TableIdentifier;
use function array_key_exists;
class AlterTable extends AbstractSql implements SqlInterface
{
public const ADD_COLUMNS = 'addColumns';
public const ADD_CONSTRAINTS = 'addConstraints';
public const CHANGE_COLUMNS = 'changeColumns';
public const DROP_COLUMNS = 'dropColumns';
public const DROP_CONSTRAINTS = 'dropConstraints';
public const DROP_INDEXES = 'dropIndexes';
public const TABLE = 'table';
/** @var array */
protected $addColumns = [];
/** @var array */
protected $addConstraints = [];
/** @var array */
protected $changeColumns = [];
/** @var array */
protected $dropColumns = [];
/** @var array */
protected $dropConstraints = [];
/** @var array */
protected $dropIndexes = [];
/**
* Specifications for Sql String generation
*
* @var array
*/
protected $specifications = [
self::TABLE => "ALTER TABLE %1\$s\n",
self::ADD_COLUMNS => [
"%1\$s" => [
[1 => "ADD COLUMN %1\$s,\n", 'combinedby' => ""],
],
],
self::CHANGE_COLUMNS => [
"%1\$s" => [
[2 => "CHANGE COLUMN %1\$s %2\$s,\n", 'combinedby' => ""],
],
],
self::DROP_COLUMNS => [
"%1\$s" => [
[1 => "DROP COLUMN %1\$s,\n", 'combinedby' => ""],
],
],
self::ADD_CONSTRAINTS => [
"%1\$s" => [
[1 => "ADD %1\$s,\n", 'combinedby' => ""],
],
],
self::DROP_CONSTRAINTS => [
"%1\$s" => [
[1 => "DROP CONSTRAINT %1\$s,\n", 'combinedby' => ""],
],
],
self::DROP_INDEXES => [
'%1$s' => [
[1 => "DROP INDEX %1\$s,\n", 'combinedby' => ''],
],
],
];
/** @var string */
protected $table = '';
/**
* @param string|TableIdentifier $table
*/
public function __construct($table = '')
{
$table ? $this->setTable($table) : null;
}
/**
* @param string $name
* @return $this Provides a fluent interface
*/
public function setTable($name)
{
$this->table = $name;
return $this;
}
/**
* @return $this Provides a fluent interface
*/
public function addColumn(Column\ColumnInterface $column)
{
$this->addColumns[] = $column;
return $this;
}
/**
* @param string $name
* @return $this Provides a fluent interface
*/
public function changeColumn($name, Column\ColumnInterface $column)
{
$this->changeColumns[$name] = $column;
return $this;
}
/**
* @param string $name
* @return $this Provides a fluent interface
*/
public function dropColumn($name)
{
$this->dropColumns[] = $name;
return $this;
}
/**
* @param string $name
* @return $this Provides a fluent interface
*/
public function dropConstraint($name)
{
$this->dropConstraints[] = $name;
return $this;
}
/**
* @return $this Provides a fluent interface
*/
public function addConstraint(Constraint\ConstraintInterface $constraint)
{
$this->addConstraints[] = $constraint;
return $this;
}
/**
* @param string $name
* @return self Provides a fluent interface
*/
public function dropIndex($name)
{
$this->dropIndexes[] = $name;
return $this;
}
/**
* @param string|null $key
* @return array
*/
public function getRawState($key = null)
{
$rawState = [
self::TABLE => $this->table,
self::ADD_COLUMNS => $this->addColumns,
self::DROP_COLUMNS => $this->dropColumns,
self::CHANGE_COLUMNS => $this->changeColumns,
self::ADD_CONSTRAINTS => $this->addConstraints,
self::DROP_CONSTRAINTS => $this->dropConstraints,
self::DROP_INDEXES => $this->dropIndexes,
];
return isset($key) && array_key_exists($key, $rawState) ? $rawState[$key] : $rawState;
}
/** @return string[] */
protected function processTable(?PlatformInterface $adapterPlatform = null)
{
return [$this->resolveTable($this->table, $adapterPlatform)];
}
/** @return string[] */
protected function processAddColumns(?PlatformInterface $adapterPlatform = null)
{
$sqls = [];
foreach ($this->addColumns as $column) {
$sqls[] = $this->processExpression($column, $adapterPlatform);
}
return [$sqls];
}
/** @return string[] */
protected function processChangeColumns(?PlatformInterface $adapterPlatform = null)
{
$sqls = [];
foreach ($this->changeColumns as $name => $column) {
$sqls[] = [
$adapterPlatform->quoteIdentifier($name),
$this->processExpression($column, $adapterPlatform),
];
}
return [$sqls];
}
/** @return string[] */
protected function processDropColumns(?PlatformInterface $adapterPlatform = null)
{
$sqls = [];
foreach ($this->dropColumns as $column) {
$sqls[] = $adapterPlatform->quoteIdentifier($column);
}
return [$sqls];
}
/** @return string[] */
protected function processAddConstraints(?PlatformInterface $adapterPlatform = null)
{
$sqls = [];
foreach ($this->addConstraints as $constraint) {
$sqls[] = $this->processExpression($constraint, $adapterPlatform);
}
return [$sqls];
}
/** @return string[] */
protected function processDropConstraints(?PlatformInterface $adapterPlatform = null)
{
$sqls = [];
foreach ($this->dropConstraints as $constraint) {
$sqls[] = $adapterPlatform->quoteIdentifier($constraint);
}
return [$sqls];
}
/** @return string[] */
protected function processDropIndexes(?PlatformInterface $adapterPlatform = null)
{
$sqls = [];
foreach ($this->dropIndexes as $index) {
$sqls[] = $adapterPlatform->quoteIdentifier($index);
}
return [$sqls];
}
}