AbstractEnum::__unserialize() - Code Metrics - Inspection of "prevent serialization" - phpgears/enum - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( 7da3fd...970dd0 )

by Julián

created 2020-03-03 22:39 UTC

AbstractEnum::__unserialize() A

↳ Parent: AbstractEnum

Complexity

Conditions	1
Paths	1

Size

Total Lines	3
Code Lines	1

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
eloc	1
c	0
b	0
f	0
dl	0
loc	3
rs	10
cc	1
nc	1
nop	0

<?php

/*
 * enum (https://github.com/phpgears/enum).
 * Enum object for PHP.
 *
 * @license MIT
 * @link https://github.com/phpgears/enum
 * @author Julián Gutiérrez <[email protected]>
 */

declare(strict_types=1);

namespace Gears\Enum;

use Gears\Enum\Exception\EnumException;
use Gears\Enum\Exception\InvalidEnumNameException;
use Gears\Enum\Exception\InvalidEnumValueException;
use Gears\Immutability\ImmutabilityBehaviour;

/**
 * Base immutable enum class.
 */
abstract class AbstractEnum implements Enum
{
    use ImmutabilityBehaviour;

    /**
     * Enum class constants map.
     *
     * @var array
     */
    protected static $enumCacheMap = [];

    /**
     * Enum value.
     *
     * @var mixed
     */
    private $value;

    /**
     * AbstractEnum constructor.
     *
     * @param mixed $value
     *
     * @throws InvalidEnumValueException
     */
    final public function __construct($value)
    {
        $this->assertImmutable();

        $this->checkValue($value);

        $this->value = $value;
    }

    /**
     * Value based static constructor.
     *
     * @param string  $name
     * @param mixed[] $params
     *
     * @return self
     */
    final public static function __callStatic(string $name, array $params)
    {
        if (\count($params) !== 0) {
            throw new EnumException('Enum static constructor must be called with no parameters');
        }

        $enumerator = static::normalizeName($name);
        $enumerators = static::getEnumerators();

        if (!\array_key_exists($enumerator, $enumerators)) {
            throw new InvalidEnumNameException(\sprintf(
                '"%s" is not a valid enumerator for enum "%s"',
                $name,
                static::class
            ));
        }

        return new static($enumerators[$enumerator]);
    }

    /**
     * {@inheritdoc}
     */
    final public function isEqualTo(Enum $enum): bool
    {
        return \get_class($enum) === static::class && $enum->getValue() === $this->value;
    }

    /**
     * {@inheritdoc}
     */
    final public function isAnyOf(array $enums): bool
    {
        foreach ($enums as $enum) {
            if ($this->isEqualTo($enum)) {
                return true;
            }
        }

        return false;
    }

    /**
     * {@inheritdoc}
     */
    final public function getValue()
    {
        return $this->value;
    }

    /**
     * @return mixed[]
     */
    final public function __sleep(): array
    {
        throw new EnumException(\sprintf('Enum "%s" cannot be serialized', static::class));
    }

    final public function __wakeup(): void
    {
        throw new EnumException(\sprintf('Enum "%s" cannot be unserialized', static::class));
    }

    /**
     * @return mixed[]
     *
     * @SuppressWarnings(PHPMD.CamelCaseMethodName)
     */
    final public function __serialize(): array
    {
        throw new EnumException(\sprintf('Enum "%s" cannot be serialized', static::class));
    }

    /**
     * @SuppressWarnings(PHPMD.CamelCaseMethodName)
     */
    final public function __unserialize(): void
    {
        throw new EnumException(\sprintf('Enum "%s" cannot be unserialized', static::class));
    }

    /**
     * Check enum value validity.
     *
     * @param mixed $value
     *
     * @throws InvalidEnumValueException
     */
    private function checkValue($value): void
    {
        if (!\in_array($value, static::getEnumerators(), true)) {
            throw new InvalidEnumValueException(\sprintf(
                '"%s" is not a valid value for enum "%s"',
                $value,
                static::class
            ));
        }
    }

    /**
     * Get list of enumerators.
     *
     * @return array<string, mixed>
     */
    private static function getEnumerators(): array
    {
        $class = static::class;

        if (!isset(static::$enumCacheMap[$class])) {
            $constants = [];
            foreach ((new \ReflectionClass($class))->getReflectionConstants() as $reflectionConstant) {
                if ($reflectionConstant->isPublic()) {
                    $constants[static::normalizeName($reflectionConstant->getName())] = $reflectionConstant->getValue();
                }
            }

            static::$enumCacheMap[$class] = $constants;
        }

        return static::$enumCacheMap[$class];
    }

    /**
     * Normalize name.
     *
     * @param string $name
     *
     * @return string
     */
    private static function normalizeName(string $name): string
    {
        return \strtoupper($name);
    }

    /**
     * {@inheritdoc}
     *
     * @return string[]
     */
    final protected function getAllowedInterfaces(): array
    {
        return [Enum::class];
    }
}


1			<?php
2
3			/*
4			* enum (https://github.com/phpgears/enum).
5			* Enum object for PHP.
6			*
7			* @license MIT
8			* @link https://github.com/phpgears/enum
9			* @author Julián Gutiérrez <[email protected]>
10			*/
11
12			declare(strict_types=1);
13
14			namespace Gears\Enum;
15
16			use Gears\Enum\Exception\EnumException;
17			use Gears\Enum\Exception\InvalidEnumNameException;
18			use Gears\Enum\Exception\InvalidEnumValueException;
19			use Gears\Immutability\ImmutabilityBehaviour;
20
21			/**
22			* Base immutable enum class.
23			*/
24			abstract class AbstractEnum implements Enum
25			{
26			use ImmutabilityBehaviour;
27
28			/**
29			* Enum class constants map.
30			*
31			* @var array
32			*/
33			protected static $enumCacheMap = [];
34
35			/**
36			* Enum value.
37			*
38			* @var mixed
39			*/
40			private $value;
41
42			/**
43			* AbstractEnum constructor.
44			*
45			* @param mixed $value
46			*
47			* @throws InvalidEnumValueException
48			*/
49			final public function __construct($value)
50			{
51			$this->assertImmutable();
52
53			$this->checkValue($value);
54
55			$this->value = $value;
56			}
57
58			/**
59			* Value based static constructor.
60			*
61			* @param string $name
62			* @param mixed[] $params
63			*
64			* @return self
65			*/
66			final public static function __callStatic(string $name, array $params)
67			{
68			if (\count($params) !== 0) {
69			throw new EnumException('Enum static constructor must be called with no parameters');
70			}
71
72			$enumerator = static::normalizeName($name);
73			$enumerators = static::getEnumerators();
74
75			if (!\array_key_exists($enumerator, $enumerators)) {
76			throw new InvalidEnumNameException(\sprintf(
77			'"%s" is not a valid enumerator for enum "%s"',
78			$name,
79			static::class
80			));
81			}
82
83			return new static($enumerators[$enumerator]);
84			}
85
86			/**
87			* {@inheritdoc}
88			*/
89			final public function isEqualTo(Enum $enum): bool
90			{
91			return \get_class($enum) === static::class && $enum->getValue() === $this->value;
92			}
93
94			/**
95			* {@inheritdoc}
96			*/
97			final public function isAnyOf(array $enums): bool
98			{
99			foreach ($enums as $enum) {
100			if ($this->isEqualTo($enum)) {
101			return true;
102			}
103			}
104
105			return false;
106			}
107
108			/**
109			* {@inheritdoc}
110			*/
111			final public function getValue()
112			{
113			return $this->value;
114			}
115
116			/**
117			* @return mixed[]
118			*/
119			final public function __sleep(): array
120			{
121			throw new EnumException(\sprintf('Enum "%s" cannot be serialized', static::class));
122			}
123
124			final public function __wakeup(): void
125			{
126			throw new EnumException(\sprintf('Enum "%s" cannot be unserialized', static::class));
127			}
128
129			/**
130			* @return mixed[]
131			*
132			* @SuppressWarnings(PHPMD.CamelCaseMethodName)
133			*/
134			final public function __serialize(): array
135			{
136			throw new EnumException(\sprintf('Enum "%s" cannot be serialized', static::class));
137			}
138
139			/**
140			* @SuppressWarnings(PHPMD.CamelCaseMethodName)
141			*/
142			final public function __unserialize(): void
143			{
144			throw new EnumException(\sprintf('Enum "%s" cannot be unserialized', static::class));
145			}
146
147			/**
148			* Check enum value validity.
149			*
150			* @param mixed $value
151			*
152			* @throws InvalidEnumValueException
153			*/
154			private function checkValue($value): void
155			{
156			if (!\in_array($value, static::getEnumerators(), true)) {
157			throw new InvalidEnumValueException(\sprintf(
158			'"%s" is not a valid value for enum "%s"',
159			$value,
160			static::class
161			));
162			}
163			}
164
165			/**
166			* Get list of enumerators.
167			*
168			* @return array<string, mixed>
169			*/
170			private static function getEnumerators(): array
171			{
172			$class = static::class;
173
174			if (!isset(static::$enumCacheMap[$class])) {
175			$constants = [];
176			foreach ((new \ReflectionClass($class))->getReflectionConstants() as $reflectionConstant) {
177			if ($reflectionConstant->isPublic()) {
178			$constants[static::normalizeName($reflectionConstant->getName())] = $reflectionConstant->getValue();
179			}
180			}
181
182			static::$enumCacheMap[$class] = $constants;
183			}
184
185			return static::$enumCacheMap[$class];
186			}
187
188			/**
189			* Normalize name.
190			*
191			* @param string $name
192			*
193			* @return string
194			*/
195			private static function normalizeName(string $name): string
196			{
197			return \strtoupper($name);
198			}
199
200			/**
201			* {@inheritdoc}
202			*
203			* @return string[]
204			*/
205			final protected function getAllowedInterfaces(): array
206			{
207			return [Enum::class];
208			}
209			}
210

phpgears / enum

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AbstractEnum::__unserialize() A

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