CollectionModelTransformer::transform() - Code Metrics - Inspection of "Add error handling" - tonicforhealth/model-transformer - Measure and Improve Code Quality continuously with Scrutinizer

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by Dmitry

created 2016-03-22 16:37 UTC

CollectionModelTransformer::transform() B

↳ Parent: CollectionModelTransformer

Complexity

Conditions	5
Paths	5

Size

Total Lines	22
Code Lines	12

Duplication

Lines	0
Ratio	0 %

Importance

Changes	5
Bugs	0	Features	1

Metric	Value
c	5
b	0
f	1
dl	0
loc	22
rs	8.6737
cc	5
eloc	12
nc	5
nop	2

<?php

namespace Tonic\Component\ApiLayer\ModelTransformer;

use Tonic\Component\ApiLayer\ModelTransformer\Exception\UnsupportedTransformationException;

/**
 * Handles homogeneous collection of objects.
 */
class CollectionModelTransformer implements ModelTransformerInterface
{
    /**
     * @var ModelTransformer
     */
    private $modelTransformer;

    /**
     * Constructor.
     *
     * @param ModelTransformer $modelTransformer
     */
    public function __construct(ModelTransformer $modelTransformer)
    {
        $this->modelTransformer = $modelTransformer;
    }

    /**
     * {@inheritdoc}
     */
    public function supports($object, $targetClass)
    {
        if (is_array($object) || $object instanceof \Traversable) {
            foreach ($object as $element) {
                if ($this->modelTransformer->supports($element, $targetClass)) {
                    // if at least one object supported in homogeneous collection
                    // it is assumed that all other objects are supported
                    return true;
                }
            }
        }

        return false;
    }

    /**
     * {@inheritdoc}
     */
    public function transform($object, $targetClass)
    {
        if (count($object) == 0) {
            return [];
        }

        $modelTransformer = $this->modelTransformer->findSupportedModelTransformer(reset($object), $targetClass);
        if (!$modelTransformer) {
            throw new UnsupportedTransformationException();
        }

        $elements = [];
        foreach ($object as $element) {
            if (!$this->modelTransformer->supports($element, $targetClass)) {
                throw new UnsupportedTransformationException();
            }

            $elements[] = $modelTransformer->transform($element, $targetClass);
        }

        return $elements;
    }
}


1			<?php
2
3			namespace Tonic\Component\ApiLayer\ModelTransformer;
4
5			use Tonic\Component\ApiLayer\ModelTransformer\Exception\UnsupportedTransformationException;
6
7			/**
8			* Handles homogeneous collection of objects.
9			*/
10			class CollectionModelTransformer implements ModelTransformerInterface
11			{
12			/**
13			* @var ModelTransformer
14			*/
15			private $modelTransformer;
16
17			/**
18			* Constructor.
19			*
20			* @param ModelTransformer $modelTransformer
21			*/
22			public function __construct(ModelTransformer $modelTransformer)
23			{
24			$this->modelTransformer = $modelTransformer;
25			}
26
27			/**
28			* {@inheritdoc}
29			*/
30			public function supports($object, $targetClass)
31			{
32			if (is_array($object) \|\| $object instanceof \Traversable) {
33			foreach ($object as $element) {
34			if ($this->modelTransformer->supports($element, $targetClass)) {
35			// if at least one object supported in homogeneous collection
36			// it is assumed that all other objects are supported
37			return true;
38			}
39			}
40			}
41
42			return false;
43			}
44
45			/**
46			* {@inheritdoc}
47			*/
48			public function transform($object, $targetClass)
49			{
50			if (count($object) == 0) {
51			return [];
52			}
53
54			$modelTransformer = $this->modelTransformer->findSupportedModelTransformer(reset($object), $targetClass);
55			if (!$modelTransformer) {
56			throw new UnsupportedTransformationException();
57			}
58
59			$elements = [];
60			foreach ($object as $element) {
61			if (!$this->modelTransformer->supports($element, $targetClass)) {
62			throw new UnsupportedTransformationException();
63			}
64
65			$elements[] = $modelTransformer->transform($element, $targetClass);
66			}
67
68			return $elements;
69			}
70			}
71

tonicforhealth / model-transformer

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CollectionModelTransformer::transform() B

Complexity

Size

Duplication

Importance

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