Current File : /home2/selectio/www/3-idiots/vendor/doctrine/dbal/src/Query/Expression/CompositeExpression.php
<?php
namespace Doctrine\DBAL\Query\Expression;
use Countable;
use Doctrine\Deprecations\Deprecation;
use ReturnTypeWillChange;
use function array_merge;
use function count;
use function implode;
/**
* Composite expression is responsible to build a group of similar expression.
*/
class CompositeExpression implements Countable
{
/**
* Constant that represents an AND composite expression.
*/
public const TYPE_AND = 'AND';
/**
* Constant that represents an OR composite expression.
*/
public const TYPE_OR = 'OR';
/**
* The instance type of composite expression.
*
* @var string
*/
private $type;
/**
* Each expression part of the composite expression.
*
* @var self[]|string[]
*/
private array $parts = [];
/**
* @internal Use the and() / or() factory methods.
*
* @param string $type Instance type of composite expression.
* @param self[]|string[] $parts Composition of expressions to be joined on composite expression.
*/
public function __construct($type, array $parts = [])
{
$this->type = $type;
$this->addMultiple($parts);
Deprecation::triggerIfCalledFromOutside(
'doctrine/dbal',
'https://github.com/doctrine/dbal/pull/3864',
'Do not use CompositeExpression constructor directly, use static and() and or() factory methods.',
);
}
/**
* @param self|string $part
* @param self|string ...$parts
*/
public static function and($part, ...$parts): self
{
return new self(self::TYPE_AND, array_merge([$part], $parts));
}
/**
* @param self|string $part
* @param self|string ...$parts
*/
public static function or($part, ...$parts): self
{
return new self(self::TYPE_OR, array_merge([$part], $parts));
}
/**
* Adds multiple parts to composite expression.
*
* @deprecated This class will be made immutable. Use with() instead.
*
* @param self[]|string[] $parts
*
* @return CompositeExpression
*/
public function addMultiple(array $parts = [])
{
Deprecation::triggerIfCalledFromOutside(
'doctrine/dbal',
'https://github.com/doctrine/dbal/issues/3844',
'CompositeExpression::addMultiple() is deprecated, use CompositeExpression::with() instead.',
);
foreach ($parts as $part) {
$this->add($part);
}
return $this;
}
/**
* Adds an expression to composite expression.
*
* @deprecated This class will be made immutable. Use with() instead.
*
* @param mixed $part
*
* @return CompositeExpression
*/
public function add($part)
{
Deprecation::triggerIfCalledFromOutside(
'doctrine/dbal',
'https://github.com/doctrine/dbal/issues/3844',
'CompositeExpression::add() is deprecated, use CompositeExpression::with() instead.',
);
if ($part === null) {
return $this;
}
if ($part instanceof self && count($part) === 0) {
return $this;
}
$this->parts[] = $part;
return $this;
}
/**
* Returns a new CompositeExpression with the given parts added.
*
* @param self|string $part
* @param self|string ...$parts
*/
public function with($part, ...$parts): self
{
$that = clone $this;
$that->parts = array_merge($that->parts, [$part], $parts);
return $that;
}
/**
* Retrieves the amount of expressions on composite expression.
*
* @return int
*/
#[ReturnTypeWillChange]
public function count()
{
return count($this->parts);
}
/**
* Retrieves the string representation of this composite expression.
*
* @return string
*/
public function __toString()
{
if ($this->count() === 1) {
return (string) $this->parts[0];
}
return '(' . implode(') ' . $this->type . ' (', $this->parts) . ')';
}
/**
* Returns the type of this composite expression (AND/OR).
*
* @return string
*/
public function getType()
{
return $this->type;
}
}
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