NodeIdResolver::toGlobalId()   A
last analyzed

Complexity

Conditions 1
Paths 1

Size

Total Lines 3
Code Lines 1

Duplication

Lines 0
Ratio 0 %

Importance

Changes 0
Metric Value
cc 1
eloc 1
nc 1
nop 2
dl 0
loc 3
rs 10
c 0
b 0
f 0
1
<?php
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namespace Digia\Lumen\GraphQL\Fields;
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use Digia\Lumen\GraphQL\Exceptions\MalformedNodeIdException;
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class NodeIdResolver
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{
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    private const INDEX_TYPE = 0;
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    private const INDEX_ID   = 1;
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    /**
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     * @param string $globalId
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     *
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     * @return string
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     * @throws MalformedNodeIdException
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     */
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    public static function typeFromGlobalId(string $globalId): string
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    {
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        return self::fromGlobalId($globalId)[self::INDEX_TYPE];
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    }
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    /**
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     * @param string $globalId
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     *
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     * @return string
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     * @throws MalformedNodeIdException
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     */
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    public static function idFromGlobalId(string $globalId): string
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    {
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        return self::fromGlobalId($globalId)[self::INDEX_ID];
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    }
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    /**
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     * @param string $typeName
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     * @param string $id
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     *
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     * @return string
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     */
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    public static function toGlobalId(string $typeName, string $id): string
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    {
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        return base64_encode(implode(':', [$typeName, $id]));
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    }
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    /**
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     * @param string $globalId
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     *
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     * @return array
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     * @throws MalformedNodeIdException
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     */
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    protected static function fromGlobalId(string $globalId): array
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    {
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        $decodedGlobalId = base64_decode($globalId);
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        if (strpos($decodedGlobalId, ':') === false) {
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            throw new MalformedNodeIdException(sprintf('Node ID "%s" is malformed.', $globalId));
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        }
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        return explode(':', $decodedGlobalId);
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    }
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}
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