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DataObject.php
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DataObject.php
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<?php
/**
* Author: Nil Portugués Calderó <contact@nilportugues.com>
* Date: 11/27/15
* Time: 9:58 PM.
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace NilPortugues\Api\JsonApi\Server\Data;
use NilPortugues\Api\JsonApi\JsonApiSerializer;
use NilPortugues\Api\JsonApi\JsonApiTransformer;
use NilPortugues\Api\JsonApi\Server\Errors\ErrorBag;
use NilPortugues\Api\JsonApi\Server\Errors\InvalidAttributeError;
use NilPortugues\Api\JsonApi\Server\Errors\InvalidTypeError;
use NilPortugues\Api\JsonApi\Server\Errors\MissingAttributeError;
use NilPortugues\Api\JsonApi\Server\Errors\MissingDataError;
use NilPortugues\Api\JsonApi\Server\Errors\MissingTypeError;
/**
* Class DataObject.
*/
class DataObject
{
/**
* @param array $data
* @param JsonApiSerializer $serializer
* @param string $className
* @param ErrorBag $errorBag
*/
public static function assertPatch($data, JsonApiSerializer $serializer, $className, ErrorBag $errorBag)
{
DataAssertions::assert($data, $serializer, $className, $errorBag);
}
/**
* @param array $data
* @param JsonApiSerializer $serializer
* @param string $className
* @param ErrorBag $errorBag
*
* @throws DataException
*/
public static function assertPost($data, JsonApiSerializer $serializer, $className, ErrorBag $errorBag)
{
try {
DataAssertions::assert($data, $serializer, $className, $errorBag);
self::assertRelationshipData($data, $serializer, $errorBag);
} catch (DataException $e) {
}
$missing = self::missingCreationAttributes($data, $serializer);
if (false === empty($missing)) {
foreach ($missing as $attribute) {
$errorBag[] = new MissingAttributeError($attribute);
}
}
if ($errorBag->count() > 0) {
throw new DataException();
}
}
/**
* @param array $data
* @param JsonApiSerializer $serializer
* @param string $className
* @param ErrorBag $errorBag
*
* @throws DataException
*/
public static function assertPut($data, JsonApiSerializer $serializer, $className, ErrorBag $errorBag)
{
self::assertPost($data, $serializer, $className, $errorBag);
}
/**
* @param array $data
* @param JsonApiSerializer $serializer
*
* @return array
*/
protected static function missingCreationAttributes(array $data, $serializer)
{
$inputAttributes = array_keys($data[JsonApiTransformer::ATTRIBUTES_KEY]);
$mapping = $serializer->getTransformer()->getMappingByAlias($data[JsonApiTransformer::TYPE_KEY]);
$diff = [];
if (null !== $mapping) {
$properties = str_replace(
array_keys($mapping->getAliasedProperties()),
array_values($mapping->getAliasedProperties()),
$mapping->getProperties()
);
$properties = array_diff($properties, $mapping->getIdProperties());
$diff = (array) array_diff($properties, $inputAttributes);
}
return $diff;
}
/**
* @param array $data
* @param JsonApiSerializer $serializer
*
* @return array
*/
public static function getAttributes(array $data, JsonApiSerializer $serializer)
{
$mapping = $serializer->getTransformer()->getMappingByAlias($data[JsonApiTransformer::TYPE_KEY]);
$aliases = $mapping->getAliasedProperties();
$keys = str_replace(
array_values($aliases),
array_keys($aliases),
array_keys($data[JsonApiTransformer::ATTRIBUTES_KEY])
);
return array_combine($keys, array_values($data[JsonApiTransformer::ATTRIBUTES_KEY]));
}
/**
* @param array $data
* @param JsonApiSerializer $serializer
* @param ErrorBag $errorBag
*
* @throws DataException
*/
protected static function assertRelationshipData(array $data, JsonApiSerializer $serializer, ErrorBag $errorBag)
{
if (!empty($data[JsonApiTransformer::RELATIONSHIPS_KEY])) {
foreach ($data[JsonApiTransformer::RELATIONSHIPS_KEY] as $relationshipData) {
if (empty($relationshipData[JsonApiTransformer::DATA_KEY]) || !is_array(
$relationshipData[JsonApiTransformer::DATA_KEY]
)
) {
$errorBag[] = new MissingDataError();
break;
}
$firstKey = key($relationshipData[JsonApiTransformer::DATA_KEY]);
if (is_numeric($firstKey)) {
foreach ($relationshipData[JsonApiTransformer::DATA_KEY] as $inArrayRelationshipData) {
self::relationshipDataAssert($inArrayRelationshipData, $serializer, $errorBag);
}
break;
}
self::relationshipDataAssert($relationshipData[JsonApiTransformer::DATA_KEY], $serializer, $errorBag);
}
}
}
/**
* @param array $relationshipData
* @param JsonApiSerializer $serializer
* @param ErrorBag $errorBag
*/
protected static function relationshipDataAssert($relationshipData, JsonApiSerializer $serializer, ErrorBag $errorBag)
{
//Has type member.
if (empty($relationshipData[JsonApiTransformer::TYPE_KEY]) || !is_string(
$relationshipData[JsonApiTransformer::TYPE_KEY]
)
) {
$errorBag[] = new MissingTypeError();
return;
}
//Provided type value is supported.
if (null === $serializer->getTransformer()->getMappingByAlias(
$relationshipData[JsonApiTransformer::TYPE_KEY]
)
) {
$errorBag[] = new InvalidTypeError($relationshipData[JsonApiTransformer::TYPE_KEY]);
return;
}
//Validate if attributes passed in make sense.
if (!empty($relationshipData[JsonApiTransformer::ATTRIBUTES_KEY])) {
$mapping = $serializer->getTransformer()->getMappingByAlias(
$relationshipData[JsonApiTransformer::TYPE_KEY]
);
$properties = str_replace(
array_keys($mapping->getAliasedProperties()),
array_values($mapping->getAliasedProperties()),
$mapping->getProperties()
);
foreach (array_keys($relationshipData[JsonApiTransformer::ATTRIBUTES_KEY]) as $property) {
if (false === in_array($property, $properties, true)) {
$errorBag[] = new InvalidAttributeError($property, $relationshipData[JsonApiTransformer::TYPE_KEY]);
}
}
}
}
}