You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
114 lines
4.0 KiB
114 lines
4.0 KiB
<?php |
|
|
|
/* |
|
* This file is part of the Symfony package. |
|
* |
|
* (c) Fabien Potencier <fabien@symfony.com> |
|
* |
|
* For the full copyright and license information, please view the LICENSE |
|
* file that was distributed with this source code. |
|
*/ |
|
|
|
namespace Symfony\Component\ExpressionLanguage\Node; |
|
|
|
use Symfony\Component\ExpressionLanguage\Compiler; |
|
|
|
/** |
|
* @author Fabien Potencier <fabien@symfony.com> |
|
* |
|
* @internal |
|
*/ |
|
class GetAttrNode extends Node |
|
{ |
|
public const PROPERTY_CALL = 1; |
|
public const METHOD_CALL = 2; |
|
public const ARRAY_CALL = 3; |
|
|
|
public function __construct(Node $node, Node $attribute, ArrayNode $arguments, int $type) |
|
{ |
|
parent::__construct( |
|
['node' => $node, 'attribute' => $attribute, 'arguments' => $arguments], |
|
['type' => $type] |
|
); |
|
} |
|
|
|
public function compile(Compiler $compiler) |
|
{ |
|
switch ($this->attributes['type']) { |
|
case self::PROPERTY_CALL: |
|
$compiler |
|
->compile($this->nodes['node']) |
|
->raw('->') |
|
->raw($this->nodes['attribute']->attributes['value']) |
|
; |
|
break; |
|
|
|
case self::METHOD_CALL: |
|
$compiler |
|
->compile($this->nodes['node']) |
|
->raw('->') |
|
->raw($this->nodes['attribute']->attributes['value']) |
|
->raw('(') |
|
->compile($this->nodes['arguments']) |
|
->raw(')') |
|
; |
|
break; |
|
|
|
case self::ARRAY_CALL: |
|
$compiler |
|
->compile($this->nodes['node']) |
|
->raw('[') |
|
->compile($this->nodes['attribute'])->raw(']') |
|
; |
|
break; |
|
} |
|
} |
|
|
|
public function evaluate(array $functions, array $values) |
|
{ |
|
switch ($this->attributes['type']) { |
|
case self::PROPERTY_CALL: |
|
$obj = $this->nodes['node']->evaluate($functions, $values); |
|
if (!\is_object($obj)) { |
|
throw new \RuntimeException(sprintf('Unable to get property "%s" of non-object "%s".', $this->nodes['attribute']->dump(), $this->nodes['node']->dump())); |
|
} |
|
|
|
$property = $this->nodes['attribute']->attributes['value']; |
|
|
|
return $obj->$property; |
|
|
|
case self::METHOD_CALL: |
|
$obj = $this->nodes['node']->evaluate($functions, $values); |
|
if (!\is_object($obj)) { |
|
throw new \RuntimeException(sprintf('Unable to call method "%s" of non-object "%s".', $this->nodes['attribute']->dump(), $this->nodes['node']->dump())); |
|
} |
|
if (!\is_callable($toCall = [$obj, $this->nodes['attribute']->attributes['value']])) { |
|
throw new \RuntimeException(sprintf('Unable to call method "%s" of object "%s".', $this->nodes['attribute']->attributes['value'], get_debug_type($obj))); |
|
} |
|
|
|
return $toCall(...array_values($this->nodes['arguments']->evaluate($functions, $values))); |
|
|
|
case self::ARRAY_CALL: |
|
$array = $this->nodes['node']->evaluate($functions, $values); |
|
if (!\is_array($array) && !$array instanceof \ArrayAccess) { |
|
throw new \RuntimeException(sprintf('Unable to get an item of non-array "%s".', $this->nodes['node']->dump())); |
|
} |
|
|
|
return $array[$this->nodes['attribute']->evaluate($functions, $values)]; |
|
} |
|
} |
|
|
|
public function toArray() |
|
{ |
|
switch ($this->attributes['type']) { |
|
case self::PROPERTY_CALL: |
|
return [$this->nodes['node'], '.', $this->nodes['attribute']]; |
|
|
|
case self::METHOD_CALL: |
|
return [$this->nodes['node'], '.', $this->nodes['attribute'], '(', $this->nodes['arguments'], ')']; |
|
|
|
case self::ARRAY_CALL: |
|
return [$this->nodes['node'], '[', $this->nodes['attribute'], ']']; |
|
} |
|
} |
|
}
|
|
|