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‎composer.json

+28-28
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@@ -1,28 +1,28 @@
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{
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"name": "jeffersonsimaogoncalves/cakephp-fractal-transformer-view",
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"description": "CakePHP view builder utilizing Fractal library for entities transformation",
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"type": "cakephp-plugin",
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"keywords": ["cakephp", "api", "json", "rest", "fractal"],
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"homepage": "http://github.com/jeffersonsimaogoncalves/cakephp-fractal-transformer-view",
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"license": "MIT",
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"authors": [
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{
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"name": "Andrej Griniuk",
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"email": "[email protected]"
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},
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{
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"name": "Jefferson Simão Gonçalves",
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"homepage": "https://github.com/jeffersonsimaogoncalves"
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}
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],
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"require": {
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"php": "^7.1",
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"cakephp/cakephp": "^3.6",
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"league/fractal": ">=0.13.0"
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},
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"autoload": {
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"psr-4": {
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"FractalTransformerView\\": "src"
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}
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}
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}
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{
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"name": "jeffersonsimaogoncalves/cakephp-fractal-transformer-view",
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"description": "CakePHP view builder utilizing Fractal library for entities transformation",
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"type": "cakephp-plugin",
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"keywords": ["cakephp", "api", "json", "rest", "fractal"],
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"homepage": "http://github.com/jeffersonsimaogoncalves/cakephp-fractal-transformer-view",
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"license": "MIT",
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"authors": [
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{
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"name": "Andrej Griniuk",
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"email": "[email protected]"
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},
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{
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"name": "Jefferson Simão Gonçalves",
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"homepage": "https://github.com/jeffersonsimaogoncalves"
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}
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],
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"require": {
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"php": "^7.1",
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"cakephp/cakephp": "^3.6",
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"league/fractal": ">=0.13.0"
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},
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"autoload": {
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"psr-4": {
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"FractalTransformerView\\": "src"
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}
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}
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}

‎src/Utils/TransformerData.php

+138-138
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@@ -1,138 +1,138 @@
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<?php
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/**
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* Created by PhpStorm.
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* User: jeffersonsimaogoncalves
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* Date: 25/05/2018
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* Time: 23:45
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*/
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namespace FractalTransformerView\Utils;
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use Cake\Datasource\EntityInterface;
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use Cake\ORM\Query;
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use Cake\ORM\ResultSet;
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use Exception;
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use FractalTransformerView\Serializer\ArraySerializer;
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use League\Fractal\Manager;
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use League\Fractal\Resource\Collection;
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use League\Fractal\Resource\Item;
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use League\Fractal\TransformerAbstract;
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/**
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* Class TransformerData
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*
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* @property \League\Fractal\TransformerAbstract transform
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*
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* @package FractalTransformerView\Utils
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*/
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class TransformerData
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{
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/**
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* @param $data
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* @param $transform
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*
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* @return array
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* @throws \Exception
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*/
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public function getData($data, $transform)
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{
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$this->transform = $transform;
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$manager = new Manager();
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$manager->setSerializer(new ArraySerializer());
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if (is_array($data)) {
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foreach ($data as $varName => &$var) {
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$var = $this->transform($manager, $var);
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}
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unset($var);
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} else {
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$data = $this->transform($manager, $data);
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}
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return $data;
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}
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/**
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* @param \League\Fractal\Manager $manager
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* @param $var
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*
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* @return array
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* @throws \Exception
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*/
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protected function transform(Manager $manager, $var)
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{
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if (!$transformer = $this->getTransformer()) {
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return $var;
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}
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if (is_array($var) || $var instanceof Query || $var instanceof ResultSet) {
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$resource = new Collection($var, $transformer, 'data');
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} elseif ($var instanceof EntityInterface) {
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$resource = new Item($var, $transformer);
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} else {
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throw new Exception('Unserializable variable');
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}
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return $manager->createData($resource)->toArray();
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}
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/**
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* @return bool|\League\Fractal\TransformerAbstract
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* @throws \Exception
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*/
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protected function getTransformer()
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{
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$transformerClass = $this->transform;
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if ($transformerClass === false) {
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return false;
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}
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if (!class_exists($transformerClass)) {
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throw new Exception(sprintf('Invalid Transformer class: %s', $transformerClass));
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}
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$transformer = new $transformerClass;
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if (!($transformer instanceof TransformerAbstract)) {
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throw new Exception(
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sprintf(
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'Transformer class not instance of TransformerAbstract: %s', $transformerClass
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)
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);
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}
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return $transformer;
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}
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/**
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* @param $var
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*
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* @return bool|string
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*/
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protected function getTransformerClass($var)
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{
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$entity = null;
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if ($var instanceof Query) {
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$entity = $var->repository()->newEntity();
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} elseif ($var instanceof ResultSet) {
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$entity = $var->first();
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} elseif ($var instanceof EntityInterface) {
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$entity = $var;
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} elseif (is_array($var)) {
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$entity = reset($var);
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}
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if (!$entity || !is_object($entity)) {
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return false;
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}
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$entityClass = get_class($entity);
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$transformerClass = str_replace('\\Model\\Entity\\', '\\Model\\Transformer\\', $entityClass) . 'Transformer';
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if (!class_exists($transformerClass)) {
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return false;
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}
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return $transformerClass;
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}
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}
1+
<?php
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/**
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* Created by PhpStorm.
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* User: jeffersonsimaogoncalves
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* Date: 25/05/2018
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* Time: 23:45
7+
*/
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namespace FractalTransformerView\Utils;
10+
11+
use Cake\Datasource\EntityInterface;
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use Cake\ORM\Query;
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use Cake\ORM\ResultSet;
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use Exception;
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use FractalTransformerView\Serializer\ArraySerializer;
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use League\Fractal\Manager;
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use League\Fractal\Resource\Collection;
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use League\Fractal\Resource\Item;
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use League\Fractal\TransformerAbstract;
20+
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/**
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* Class TransformerData
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*
24+
* @property \League\Fractal\TransformerAbstract transform
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*
26+
* @package FractalTransformerView\Utils
27+
*/
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class TransformerData
29+
{
30+
/**
31+
* @param $data
32+
* @param $transform
33+
*
34+
* @return array
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* @throws \Exception
36+
*/
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public function getData($data, $transform)
38+
{
39+
$this->transform = $transform;
40+
$manager = new Manager();
41+
$manager->setSerializer(new ArraySerializer());
42+
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if (is_array($data)) {
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foreach ($data as $varName => &$var) {
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$var = $this->transform($manager, $var);
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}
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unset($var);
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} else {
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$data = $this->transform($manager, $data);
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}
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return $data;
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}
54+
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/**
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* @param \League\Fractal\Manager $manager
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* @param $var
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*
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* @return array
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* @throws \Exception
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*/
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protected function transform(Manager $manager, $var)
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{
64+
if (!$transformer = $this->getTransformer()) {
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return $var;
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}
67+
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if (is_array($var) || $var instanceof Query || $var instanceof ResultSet) {
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$resource = new Collection($var, $transformer, 'data');
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} elseif ($var instanceof EntityInterface) {
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$resource = new Item($var, $transformer);
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} else {
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throw new Exception('Unserializable variable');
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}
75+
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return $manager->createData($resource)->toArray();
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}
78+
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/**
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* @return bool|\League\Fractal\TransformerAbstract
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* @throws \Exception
82+
*/
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protected function getTransformer()
84+
{
85+
$transformerClass = $this->transform;
86+
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if ($transformerClass === false) {
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return false;
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}
90+
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if (!class_exists($transformerClass)) {
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throw new Exception(sprintf('Invalid Transformer class: %s', $transformerClass));
93+
}
94+
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$transformer = new $transformerClass;
96+
if (!($transformer instanceof TransformerAbstract)) {
97+
throw new Exception(
98+
sprintf(
99+
'Transformer class not instance of TransformerAbstract: %s', $transformerClass
100+
)
101+
);
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}
103+
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return $transformer;
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}
106+
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/**
108+
* @param $var
109+
*
110+
* @return bool|string
111+
*/
112+
protected function getTransformerClass($var)
113+
{
114+
$entity = null;
115+
if ($var instanceof Query) {
116+
$entity = $var->repository()->newEntity();
117+
} elseif ($var instanceof ResultSet) {
118+
$entity = $var->first();
119+
} elseif ($var instanceof EntityInterface) {
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$entity = $var;
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} elseif (is_array($var)) {
122+
$entity = reset($var);
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}
124+
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if (!$entity || !is_object($entity)) {
126+
return false;
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}
128+
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$entityClass = get_class($entity);
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$transformerClass = str_replace('\\Model\\Entity\\', '\\Model\\Transformer\\', $entityClass) . 'Transformer';
131+
132+
if (!class_exists($transformerClass)) {
133+
return false;
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}
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return $transformerClass;
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}
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}

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