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<?php
/*
* This file is part of the JsonSchema package.
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace JsonSchema\Constraints;
/**
* The EnumConstraint Constraints, validates an element against a given set of possibilities
*
* @author Robert Schönthal <seroscho@googlemail.com>
* @author Bruno Prieto Reis <bruno.p.reis@gmail.com>
*/
class EnumConstraint extends Constraint
{
/**
* {@inheritDoc}
*/
public function check($element, $schema = null, $path = null, $i = null)
{
// Only validate enum if the attribute exists
if ($element instanceof UndefinedConstraint && (!isset($schema->required) || !$schema->required)) {
return;
}
foreach ($schema->enum as $enum) {
$type = gettype($element);
if ($type === gettype($enum)) {
if ($type == "object") {
if ($element == $enum)
return;
} else {
if ($element === $enum)
return;
}
}
}
$this->addError($path, "Does not have a value in the enumeration " . print_r($schema->enum, true), 'enum', array('enum' => $schema->enum,));
}
}
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