AttributeProcessor::process() - Code Metrics - Inspection of "AttributeProcessorTest added" - mikemirten/JsonApi - Measure and Improve Code Quality continuously with Scrutinizer

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by Michael

created 2017-08-31 16:04 UTC

AttributeProcessor::process() A

↳ Parent: AttributeProcessor

Complexity

Conditions	3
Paths	4

Size

Total Lines	12
Code Lines	5

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	6
CRAP Score	3

Importance

Changes

Metric	Value
dl	0
loc	12
ccs	6
cts	6
cp	1
rs	9.4285
c	0
b	0
f	0
cc	3
eloc	5
nc	4
nop	2
crap	3

<?php
declare(strict_types = 1);

namespace Mikemirten\Component\JsonApi\Mapper\Definition\AnnotationProcessor;

use Mikemirten\Component\JsonApi\Mapper\Definition\Annotation\Attribute as AttributeAnnotation;
use Mikemirten\Component\JsonApi\Mapper\Definition\Definition;
use Mikemirten\Component\JsonApi\Mapper\Definition\Attribute;

/**
 * Processor of attributes
 *
 * @package Mikemirten\Component\JsonApi\Mapper\Definition\AnnotationProcessor
 */
class AttributeProcessor extends AbstractProcessor
{
    /**
     * Pattern of "type" parameter of attribute annotation
     */
    const DATATYPE_PATTERN = '~^(?<type>[a-z_][a-z0-9_]*)\s*(?:\((?<params>[^\)]*)\))?$~i';

    /**
     * Process annotations
     *
     * @param \ReflectionClass $reflection
     * @param Definition       $definition
     */
    public function process(\ReflectionClass $reflection, Definition $definition)
    {
        foreach ($reflection->getProperties() as $property)
        {
            $this->processProperty($property, $definition);
        }

        foreach ($reflection->getMethods() as $method)
        {
            $this->processMethod($method, $definition);
        }
    }

    /**
     * Process property of class
     *
     * @param \ReflectionProperty $property
     * @param Definition          $definition
     */
    protected function processProperty(\ReflectionProperty $property, Definition $definition)
    {
        $annotations = $this->reader->getPropertyAnnotations($property);

        foreach ($annotations as $annotation)
        {
            if ($annotation instanceof AttributeAnnotation) {
                $attribute = $this->createAttributeByProperty($annotation, $property);

                $definition->addAttribute($attribute);
                continue;
            }
        }
    }

    /**
     * Process method of class
     *
     * @param \ReflectionMethod $method
     * @param Definition        $definition
     */
    protected function processMethod(\ReflectionMethod $method, Definition $definition)
    {
        $annotations = $this->reader->getMethodAnnotations($method);

        foreach ($annotations as $annotation)
        {
            if ($annotation instanceof AttributeAnnotation) {
                $this->validateMethodAttribute($annotation, $method);

                $attribute = $this->createAttributeByMethod($annotation, $method);
                $definition->addAttribute($attribute);
            }
        }
    }

    /**
     * Validate method with attribute definition
     *
     * @param  AttributeAnnotation $annotation
     * @param  \ReflectionMethod   $method
     * @throws \LogicException
     */
    protected function validateMethodAttribute(AttributeAnnotation $annotation, \ReflectionMethod $method)
    {
        if (! $method->isPublic()) {
            throw new \LogicException(sprintf(
                'Attribute annotation can be applied only to non public method "%s".',
                $method->getName()

            ));
        }

        if ($annotation->getter !== null) {
            throw new \LogicException(sprintf(
                'The "getter" property of Attribute annotation applied to method "%s" is useless.',
                $method->getName()

            ));
        }
    }

    /**
     * Create attribute by annotation of property
     *
     * @param  AttributeAnnotation $annotation
     * @param  \ReflectionProperty $property
     * @return Attribute
     */
    protected function createAttributeByProperty(AttributeAnnotation $annotation, \ReflectionProperty $property): Attribute
    {
        $name = ($annotation->name === null)
            ? $property->getName()
            : $annotation->name;

        $getter = ($annotation->getter === null)
            ? $this->resolveGetter($property)
            : $annotation->getter;

        $setter = ($annotation->setter === null)
            ? $this->resolveSetter($property)
            : $annotation->setter;

        $attribute = new Attribute($name, $getter);
        $attribute->setPropertyName($property->getName());

        if ($setter !== null) {
            $attribute->setSetter($setter);
        }

        $this->processAttributeOptions($annotation, $attribute);

        return $attribute;
    }

    /**
     * Process optional properties of attribute
     *
     * @param AttributeAnnotation $annotation
     * @param Attribute           $attribute
     */
    protected function processAttributeOptions(AttributeAnnotation $annotation, Attribute $attribute)
    {
        if ($annotation->type !== null) {
            $this->processDataType($annotation->type, $attribute);
        }

        if ($annotation->many !== null) {
            $attribute->setMany($annotation->many);
        }

        if ($annotation->processNull !== null) {
            $attribute->setProcessNull($annotation->processNull);
        }
    }

    /**
     * Create attribute by annotation of method
     *
     * @param  AttributeAnnotation $annotation
     * @param  \ReflectionMethod   $method
     * @return Attribute
     */
    protected function createAttributeByMethod(AttributeAnnotation $annotation, \ReflectionMethod $method): Attribute
    {
        $name = ($annotation->name === null)
            ? $this->resolveNameByMethod($method)
            : $annotation->name;

        $attribute = new Attribute($name, $method->getName());


        if ($annotation->type !== null) {
            $this->processDataType($annotation->type, $attribute);
        }

        return $attribute;
    }

    /**
     * Resolve name of attribute by method
     *
     * @param  \ReflectionMethod $method
     * @return string
     */
    protected function resolveNameByMethod(\ReflectionMethod $method): string
    {
        $name = $method->getName();


        if (preg_match('~^(?:get|is)(?<name>[a-z0-9_]+)~i', $name, $matches)) {
            return lcfirst($matches['name']);
        }

        return $name;
    }

    /**
     * Process data-type
     *
     * @param string    $definition
     * @param Attribute $attribute
     */
    protected function processDataType(string $definition, Attribute $attribute)
    {
        if (! preg_match(self::DATATYPE_PATTERN, $definition, $matches)) {
            throw new \LogicException(sprintf('Data-type definition "%s" is invalid.', $definition));
        }

        $attribute->setType($matches['type']);

        if (empty($matches['params'])) {
            return;
        }

        $parameters = explode(',', $matches['params']);
        $parameters = array_map('trim', $parameters);

        $attribute->setTypeParameters($parameters);
    }
}

1		<?php
2		declare(strict_types = 1);
3
4		namespace Mikemirten\Component\JsonApi\Mapper\Definition\AnnotationProcessor;
5
6		use Mikemirten\Component\JsonApi\Mapper\Definition\Annotation\Attribute as AttributeAnnotation;
7		use Mikemirten\Component\JsonApi\Mapper\Definition\Definition;
8		use Mikemirten\Component\JsonApi\Mapper\Definition\Attribute;
9
10		/**
11		* Processor of attributes
12		*
13		* @package Mikemirten\Component\JsonApi\Mapper\Definition\AnnotationProcessor
14		*/
15		class AttributeProcessor extends AbstractProcessor
16		{
17		/**
18		* Pattern of "type" parameter of attribute annotation
19		*/
20		const DATATYPE_PATTERN = '~^(?<type>[a-z_][a-z0-9_])\s(?:\((?<params>[^\)]*)\))?$~i';
21
22		/**
23		* Process annotations
24		*
25		* @param \ReflectionClass $reflection
26		* @param Definition $definition
27		*/
28	4	public function process(\ReflectionClass $reflection, Definition $definition)
29		{
30	4	foreach ($reflection->getProperties() as $property)
31		{
32	2	$this->processProperty($property, $definition);
33		}
34
35	4	foreach ($reflection->getMethods() as $method)
36		{
37	4	$this->processMethod($method, $definition);
38		}
39	4	}
40
41		/**
42		* Process property of class
43		*
44		* @param \ReflectionProperty $property
45		* @param Definition $definition
46		*/
47	2	protected function processProperty(\ReflectionProperty $property, Definition $definition)
48		{
49	2	$annotations = $this->reader->getPropertyAnnotations($property);
50
51	2	foreach ($annotations as $annotation)
52		{
53	2	if ($annotation instanceof AttributeAnnotation) {
54	2	$attribute = $this->createAttributeByProperty($annotation, $property);
55
56	2	$definition->addAttribute($attribute);
57	2	continue;
58		}
59		}
60	2	}
61
62		/**
63		* Process method of class
64		*
65		* @param \ReflectionMethod $method
66		* @param Definition $definition
67		*/
68	4	protected function processMethod(\ReflectionMethod $method, Definition $definition)
69		{
70	4	$annotations = $this->reader->getMethodAnnotations($method);
71
72	4	foreach ($annotations as $annotation)
73		{
74	2	if ($annotation instanceof AttributeAnnotation) {
75	2	$this->validateMethodAttribute($annotation, $method);
76
77	2	$attribute = $this->createAttributeByMethod($annotation, $method);
78	2	$definition->addAttribute($attribute);
79		}
80		}
81	4	}
82
83		/**
84		* Validate method with attribute definition
85		*
86		* @param AttributeAnnotation $annotation
87		* @param \ReflectionMethod $method
88		* @throws \LogicException
89		*/
90	2	protected function validateMethodAttribute(AttributeAnnotation $annotation, \ReflectionMethod $method)
91		{
92	2	if (! $method->isPublic()) {
93		throw new \LogicException(sprintf(
94		'Attribute annotation can be applied only to non public method "%s".',
95		$method->getName()
		0 ignored issues – show Bug introduced 2017-06-01 22:13 UTC by Report Bug Copy Issue Report Consider using `$method->name`. There is an issue with `getName()` and APC-enabled PHP versions. Loading history...
96		));
97		}
98
99	2	if ($annotation->getter !== null) {
100		throw new \LogicException(sprintf(
101		'The "getter" property of Attribute annotation applied to method "%s" is useless.',
102		$method->getName()
		0 ignored issues – show Bug introduced 2017-06-01 22:13 UTC by Report Bug Copy Issue Report Consider using `$method->name`. There is an issue with `getName()` and APC-enabled PHP versions. Loading history...
103		));
104		}
105	2	}
106
107		/**
108		* Create attribute by annotation of property
109		*
110		* @param AttributeAnnotation $annotation
111		* @param \ReflectionProperty $property
112		* @return Attribute
113		*/
114	2	protected function createAttributeByProperty(AttributeAnnotation $annotation, \ReflectionProperty $property): Attribute
115		{
116	2	$name = ($annotation->name === null)
117	2	? $property->getName()
118	2	: $annotation->name;
119
120	2	$getter = ($annotation->getter === null)
121	2	? $this->resolveGetter($property)
122	2	: $annotation->getter;
123
124	2	$setter = ($annotation->setter === null)
125	2	? $this->resolveSetter($property)
126	2	: $annotation->setter;
127
128	2	$attribute = new Attribute($name, $getter);
129	2	$attribute->setPropertyName($property->getName());
130
131	2	if ($setter !== null) {
132	2	$attribute->setSetter($setter);
133		}
134
135	2	$this->processAttributeOptions($annotation, $attribute);
136
137	2	return $attribute;
138		}
139
140		/**
141		* Process optional properties of attribute
142		*
143		* @param AttributeAnnotation $annotation
144		* @param Attribute $attribute
145		*/
146	2	protected function processAttributeOptions(AttributeAnnotation $annotation, Attribute $attribute)
147		{
148	2	if ($annotation->type !== null) {
149	2	$this->processDataType($annotation->type, $attribute);
150		}
151
152	2	if ($annotation->many !== null) {
153	2	$attribute->setMany($annotation->many);
154		}
155
156	2	if ($annotation->processNull !== null) {
157	2	$attribute->setProcessNull($annotation->processNull);
158		}
159	2	}
160
161		/**
162		* Create attribute by annotation of method
163		*
164		* @param AttributeAnnotation $annotation
165		* @param \ReflectionMethod $method
166		* @return Attribute
167		*/
168	2	protected function createAttributeByMethod(AttributeAnnotation $annotation, \ReflectionMethod $method): Attribute
169		{
170	2	$name = ($annotation->name === null)
171	2	? $this->resolveNameByMethod($method)
172	2	: $annotation->name;
173
174	2	$attribute = new Attribute($name, $method->getName());
		0 ignored issues – show Bug introduced 2017-05-04 15:31 UTC by Report Bug Copy Issue Report Consider using `$method->name`. There is an issue with `getName()` and APC-enabled PHP versions. Loading history...
175
176	2	if ($annotation->type !== null) {
177	2	$this->processDataType($annotation->type, $attribute);
178		}
179
180	2	return $attribute;
181		}
182
183		/**
184		* Resolve name of attribute by method
185		*
186		* @param \ReflectionMethod $method
187		* @return string
188		*/
189	2	protected function resolveNameByMethod(\ReflectionMethod $method): string
190		{
191	2	$name = $method->getName();
		0 ignored issues – show Bug introduced 2017-05-04 15:31 UTC by Report Bug Copy Issue Report Consider using `$method->name`. There is an issue with `getName()` and APC-enabled PHP versions. Loading history...
192
193	2	if (preg_match('~^(?:get\|is)(?<name>[a-z0-9_]+)~i', $name, $matches)) {
194	2	return lcfirst($matches['name']);
195		}
196
197		return $name;
198		}
199
200		/**
201		* Process data-type
202		*
203		* @param string $definition
204		* @param Attribute $attribute
205		*/
206	4	protected function processDataType(string $definition, Attribute $attribute)
207		{
208	4	if (! preg_match(self::DATATYPE_PATTERN, $definition, $matches)) {
209		throw new \LogicException(sprintf('Data-type definition "%s" is invalid.', $definition));
210		}
211
212	4	$attribute->setType($matches['type']);
213
214	4	if (empty($matches['params'])) {
215		return;
216		}
217
218	4	$parameters = explode(',', $matches['params']);
219	4	$parameters = array_map('trim', $parameters);
220
221	4	$attribute->setTypeParameters($parameters);
222		}
223		}

mikemirten / JsonApi

Push — master ( 598273...990b98 )

AttributeProcessor::process() A

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