dto2data/src/Dto2DataConverter.php

365 lines
13 KiB
PHP

<?php
namespace Rinsvent\DTO2Data;
use ReflectionMethod;
use ReflectionProperty;
use Rinsvent\AttributeExtractor\ClassExtractor;
use Rinsvent\AttributeExtractor\MethodExtractor;
use Rinsvent\AttributeExtractor\PropertyExtractor;
use Rinsvent\DTO2Data\Attribute\DataPath;
use Rinsvent\DTO2Data\Attribute\HandleTags;
use Rinsvent\DTO2Data\Attribute\PropertyPath;
use Rinsvent\DTO2Data\Attribute\Schema;
use Rinsvent\DTO2Data\Resolver\TransformerResolverStorage;
use Rinsvent\DTO2Data\Transformer\Meta;
use Rinsvent\DTO2Data\Transformer\TransformerInterface;
class Dto2DataConverter
{
public function getTags(object $object, array $tags = []): array
{
return $this->processTags($object, $tags);
}
public function convert($data, array $tags = []): array
{
if (!is_object($data) && !is_iterable($data)) {
throw new \InvalidArgumentException();
}
return is_iterable($data)
? $this->convertArray($data, $tags)
: $this->convertObject($data, $tags);
}
public function convertArray(iterable $items, array $tags = []): array
{
$result = [];
foreach ($items as $item) {
if (!is_object($item)) {
throw new \InvalidArgumentException();
}
$result[] = $this->convertObject($item, $tags);
}
return $result;
}
public function convertObject(object $object, array $tags = []): array
{
$tags = empty($tags) ? ['default'] : $tags;
$schema = $this->grabSchema($object, $tags);
return $this->convertObjectByMap($object, $schema->map, $tags);
}
public function convertObjectByMap(object $object, array $map, array $tags = []): array
{
$data = [];
$reflectionObject = new \ReflectionObject($object);
foreach ($map as $key => $propertyInfo) {
$sourceName = is_array($propertyInfo) ? $key : $propertyInfo;
if (!method_exists($object, $sourceName) && !property_exists($object, $sourceName)) {
continue;
}
$value = $this->grabValue($object, $sourceName, $tags);
// Если нет карты, то не сериализуем.
if (is_iterable($value)) {
$childMap = is_array($propertyInfo) ? $propertyInfo : null;
$value = $this->convertArrayByMap($value, $childMap, $tags);
} elseif (is_object($value) && is_array($propertyInfo)) {
$value = $this->convertObjectByMap($value, $propertyInfo, $tags);
} elseif (!is_scalar($value) && null !== $value) {
continue;
}
$this->processIterationTransformers($object, $sourceName, $value, $tags);
$dataPath = $this->grabIterationDataPath($object, $sourceName, $tags);
$data[$dataPath] = $value;
}
$this->processClassTransformers($reflectionObject, $data, $tags);
return $data;
}
public function convertArrayByMap($data, ?array $map, array $tags = []): ?array
{
// $isAssociative = count($data) && !array_key_exists(0, $data);
$tempValue = [];
foreach ($data as $key => $item) {
if (is_scalar($item)) {
$tempValue[$key] = $item;
continue;
}
if (is_iterable($item) && $map) {
$tempValue[$key] = $this->convertArrayByMap($item, $map, $tags);
continue;
}
if (is_object($item) && $map) {
$tempValue[$key] = $this->convertObjectByMap($item, $map, $tags);
continue;
}
}
return $tempValue;
}
protected function grabValue(object $object, $sourceName, array $tags)
{
if (method_exists($object, $sourceName)) {
$reflectionSource = new ReflectionMethod($object, $sourceName);
return $this->getMethodValue($object, $reflectionSource);
} elseif (property_exists($object, $sourceName)) {
$reflectionSource = new ReflectionProperty($object, $sourceName);
$propertyExtractor = new PropertyExtractor($object::class, $sourceName);
/** @var PropertyPath $propertyPath */
while ($propertyPath = $propertyExtractor->fetch(PropertyPath::class)) {
$filteredTags = array_diff($tags, $propertyPath->tags);
if (count($filteredTags) === count($tags)) {
continue;
}
return $this->getValueByPath($object, $propertyPath->path);
}
return $this->getValue($object, $reflectionSource);
}
return null;
}
public function processIterationTransformers(object $object, string $sourceName, &$value, array $tags): void
{
if (method_exists($object, $sourceName)) {
$reflectionSource = new ReflectionMethod($object, $sourceName);
$this->processMethodTransformers($reflectionSource, $value, $tags);
} elseif (property_exists($object, $sourceName)) {
$reflectionSource = new ReflectionProperty($object, $sourceName);
$this->processTransformers($reflectionSource, $value, $tags);
}
}
public function grabIterationDataPath(object $object, string $sourceName, array $tags): string
{
if (method_exists($object, $sourceName)) {
$reflectionSource = new ReflectionMethod($object, $sourceName);
$dataPath = $this->grabMethodDataPath($reflectionSource, $tags);
} elseif (property_exists($object, $sourceName)) {
$reflectionSource = new ReflectionProperty($object, $sourceName);
$dataPath = $this->grabDataPath($reflectionSource, $tags);
}
return $dataPath ?? $sourceName;
}
/**
* Получаем теги для обработки
*/
protected function processTags(object $object, array $tags): array
{
$classExtractor = new ClassExtractor($object::class);
/** @var HandleTags $tagsMeta */
if ($tagsMeta = $classExtractor->fetch(HandleTags::class)) {
if (method_exists($object, $tagsMeta->method)) {
$reflectionMethod = new ReflectionMethod($object, $tagsMeta->method);
if (!$reflectionMethod->isPublic()) {
$reflectionMethod->setAccessible(true);
}
$methodTags = $reflectionMethod->invoke($object, ...[$tags]);
if (!$reflectionMethod->isPublic()) {
$reflectionMethod->setAccessible(false);
}
return $methodTags;
}
}
return $tags;
}
/**
* Трнансформируем на уровне класса
*/
protected function processClassTransformers(\ReflectionObject $object, &$data, array $tags): void
{
$className = $object->getName();
$classExtractor = new ClassExtractor($className);
/** @var Meta $transformMeta */
while ($transformMeta = $classExtractor->fetch(Meta::class)) {
$transformMeta->returnType = $className;
$filteredTags = array_diff($tags, $transformMeta->tags);
if (count($filteredTags) === count($tags)) {
continue;
}
$transformer = $this->grabTransformer($transformMeta);
$transformer->transform($data, $transformMeta);
}
}
/**
* Трнансформируем на уровне свойст объекта
*/
protected function processTransformers(\ReflectionProperty $property, &$data, array $tags): void
{
$propertyName = $property->getName();
$propertyExtractor = new PropertyExtractor($property->class, $propertyName);
/** @var Meta $transformMeta */
while ($transformMeta = $propertyExtractor->fetch(Meta::class)) {
$filteredTags = array_diff($tags, $transformMeta->tags);
if (count($filteredTags) === count($tags)) {
continue;
}
/** @var \ReflectionNamedType $reflectionPropertyType */
$reflectionPropertyType = $property->getType();
$propertyType = $reflectionPropertyType->getName();
$transformMeta->returnType = $propertyType;
$transformMeta->allowsNull = $reflectionPropertyType->allowsNull();
$transformer = $this->grabTransformer($transformMeta);
$transformer->transform($data, $transformMeta);
}
}
protected function processMethodTransformers(ReflectionMethod $method, &$data, array $tags): void
{
$methodName = $method->getName();
$methodExtractor = new MethodExtractor($method->class, $methodName);
/** @var Meta $transformMeta */
while ($transformMeta = $methodExtractor->fetch(Meta::class)) {
$filteredTags = array_diff($tags, $transformMeta->tags);
if (count($filteredTags) === count($tags)) {
continue;
}
/** @var \ReflectionNamedType $reflectionMethodType */
$reflectionMethodType = $method->getReturnType();
$methodType = $reflectionMethodType->getName();
$transformMeta->returnType = $methodType;
$transformMeta->allowsNull = $reflectionMethodType->allowsNull();
$transformer = $this->grabTransformer($transformMeta);
$transformer->transform($data, $transformMeta);
}
}
protected function grabTransformer(Meta $meta): TransformerInterface
{
$storage = TransformerResolverStorage::getInstance();
$resolver = $storage->get($meta::TYPE);
return $resolver->resolve($meta);
}
private function getValueByPath($data, string $path)
{
$parts = explode('.', $path);
$length = count($parts);
$i = 1;
foreach ($parts as $part) {
// Если получили скалярное значение но прошли не весь путь, то вернем null
if (is_scalar($data) && $i < $length) {
return null;
}
// Если объекс реализует ArrayAccess, то получаем значение и идем дальше
if (is_object($data) && $data instanceof \ArrayAccess) {
$data = $data[$part] ?? null;
continue;
}
// Если объект, то достаем значение
if (is_object($data)) {
if (!property_exists($data, $part)) {
return null;
}
$property = new ReflectionProperty($data, $part);
$data = $this->getValue($data, $property);
continue;
}
// Если массив, то достаем занчение и идем дальше
if (is_array($data)) {
$data = $data[$part] ?? null;
continue;
}
$i++;
}
return $data;
}
private function getValue(object $object, \ReflectionProperty $property)
{
if (!$property->isPublic()) {
$property->setAccessible(true);
}
if (!$property->isInitialized($object)) {
return null;
}
$value = $property->getValue($object);
if (!$property->isPublic()) {
$property->setAccessible(false);
}
return $value;
}
private function getMethodValue(object $object, ReflectionMethod $method)
{
if (!$method->isPublic()) {
$method->setAccessible(true);
}
$value = $method->invoke($object);
if (!$method->isPublic()) {
$method->setAccessible(false);
}
return $value;
}
private function grabSchema(object $object, array $tags): ?Schema
{
$classExtractor = new ClassExtractor($object::class);
/** @var Schema $schema */
while ($schema = $classExtractor->fetch(Schema::class)) {
$filteredTags = array_diff($tags, $schema->tags);
if (count($filteredTags) === count($tags)) {
continue;
}
return $schema;
}
return null;
}
private function grabDataPath(\ReflectionProperty $property, array $tags): ?string
{
$propertyName = $property->getName();
$propertyExtractor = new PropertyExtractor($property->class, $propertyName);
/** @var DataPath $schema */
while ($dataPath = $propertyExtractor->fetch(DataPath::class)) {
$filteredTags = array_diff($tags, $dataPath->tags);
if (count($filteredTags) === count($tags)) {
continue;
}
return $dataPath->path;
}
return null;
}
private function grabMethodDataPath(ReflectionMethod $method, array $tags): ?string
{
$methodName = $method->getName();
$methodExtractor = new MethodExtractor($method->class, $methodName);
/** @var DataPath $schema */
while ($dataPath = $methodExtractor->fetch(DataPath::class)) {
$filteredTags = array_diff($tags, $dataPath->tags);
if (count($filteredTags) === count($tags)) {
continue;
}
return $dataPath->path;
}
return null;
}
}