AnnotationParser::parseAnnotation() - Code Metrics - Inspection of "WIP: Add annotation parser" - overblog/GraphQLBundle - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Pull Request — master (#353)

unknown

created 2018-07-12 21:29 UTC

AnnotationParser::parseAnnotation() A

↳ Parent: AnnotationParser

Complexity

Conditions	4
Paths	5

Size

Total Lines

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	0
CRAP Score	20

Importance

Changes

Metric	Value
dl	0
loc	18
c	0
b	0
f	0
ccs	0
cts	15
cp	0
rs	9.6666
cc	4
nc	5
nop	1
crap	20

<?php

namespace Overblog\GraphQLBundle\Config\Parser;

use Overblog\GraphQLBundle\Config\Parser\ParserInterface;
use Symfony\Component\Config\Resource\FileResource;
use Symfony\Component\DependencyInjection\ContainerBuilder;
use Symfony\Component\DependencyInjection\Exception\InvalidArgumentException;
use Zend\Code\Reflection\PropertyReflection;

class AnnotationParser implements ParserInterface
{
    public static function getAnnotationReader()
    {
        if (!class_exists('\\Doctrine\\Common\\Annotations\\AnnotationReader') ||
            !class_exists('\\Doctrine\\Common\\Annotations\\AnnotationRegistry')
        ) {
            throw new \Exception('In order to use annotation, you need to require doctrine ORM');
        }

        $loader = require __DIR__ . '/../../../../autoload.php';

        \Doctrine\Common\Annotations\AnnotationRegistry::registerLoader(array($loader, 'loadClass'));

        \Doctrine\Common\Annotations\AnnotationRegistry::registerFile(__DIR__.'/../../Annotation/GraphQLAnnotation.php');

        $reader = new \Doctrine\Common\Annotations\AnnotationReader();

        return $reader;
    }

    /**
     * {@inheritdoc}
     *
     * @throws \ReflectionException
     * @throws InvalidArgumentException
     */
    public static function parse(\SplFileInfo $file, ContainerBuilder $container)
    {
        $reader = self::getAnnotationReader();
        $container->addResource(new FileResource($file->getRealPath()));
        try {
            $fileContent = file_get_contents($file->getRealPath());

            $entityName = substr($file->getFilename(), 0, -4);
            if (preg_match('#namespace (.+);#', $fileContent, $namespace)) {
                $className = $namespace[1] . '\\' . $entityName;
            } else {
                $className = $entityName;
            }

            $reflexionEntity = new \ReflectionClass($className);

            $annotations = $reader->getClassAnnotations($reflexionEntity);
            $annotations = self::parseAnnotation($annotations);

            $alias = self::getGraphQLAlias($annotations) ?: $entityName;
            $type = self::getGraphQLType($annotations);

            switch ($type) {
                case 'relay-connection':
                    return self::formatRelay($type, $alias, $annotations, $reflexionEntity->getProperties());
function acceptsInteger($int) { }

$x = '123'; // string "123"

// Instead of
acceptsInteger($x);

// we recommend to use
acceptsInteger((integer) $x);
                case 'enum':
                    return self::formatEnumType($alias, $entityName, $reflexionEntity->getProperties());
                case 'custom-scalar':
                    return self::formatCustomScalarType($alias, $type, $className);
                default:
                    return self::formatScalarType($alias, $type, $entityName, $reflexionEntity->getProperties());
            }
        } catch (\InvalidArgumentException $e) {
            throw new InvalidArgumentException(sprintf('Unable to parse file "%s".', $file), $e->getCode(), $e);
        }
    }

    /**
     * Get the graphQL alias
     *
     * @param $annotation
     *
     * @return string|null
     */
    protected static function getGraphQLAlias($annotation)

    {
        if (array_key_exists('GraphQLAlias', $annotation) && !empty($annotation['GraphQLAlias']['name'])) {
            return $annotation['GraphQLAlias']['name'];
        }

        return null;
    }

    /**
     * Get the graphQL type
     *
     * @param $annotation
     *
     * @return string
     */
    protected static function getGraphQLType($annotation)

    {
        if (array_key_exists('GraphQLType', $annotation) && !empty($annotation['GraphQLType']['type'])) {
            return $annotation['GraphQLType']['type'];
        }

        return 'object';
    }

    /**
     * @param string               $type
     * @param string               $alias
     * @param array                $classAnnotations
     * @param PropertyReflection[] $properties
     *
     * @return array
     *
     * @throws \Exception
     */
    protected static function formatRelay($type, $alias, $classAnnotations, $properties)
    {
        $reader = self::getAnnotationReader();

        $typesConfig = [
            $alias => [
                'type' => $type,
                'config' => [],
            ]
        ];

        if (!empty($classAnnotations['GraphQLNode'])) {
            $typesConfig[$alias]['config']['nodeType'] = $classAnnotations['GraphQLNode']['type'];
            $typesConfig[$alias]['config']['resolveNode'] = $classAnnotations['GraphQLNode']['resolve'];
        }

        foreach ($properties as $property) {
            $propertyName = $property->getName();
            $propertyAnnotation = $reader->getPropertyAnnotations($property);
            $propertyAnnotation = self::parseAnnotation($propertyAnnotation);

            if (!empty($propertyAnnotation['GraphQLEdgeFields'])) {
                if (empty($typesConfig[$alias]['config']['edgeFields'])) {

                    $typesConfig[$alias]['config']['edgeFields'] = [];
                }

                $typesConfig[$alias]['config']['edgeFields'][$propertyName] = [
                    'type' => $propertyAnnotation['GraphQLEdgeFields']['type'],
                    'resolve' => $propertyAnnotation['GraphQLEdgeFields']['resolve'],
                ];
            } elseif (!empty($propertyAnnotation['GraphQLConnectionFields'])) {
                if (empty($typesConfig[$alias]['config']['connectionFields'])) {

                    $typesConfig[$alias]['config']['connectionFields'] = [];
                }

                $typesConfig[$alias]['config']['connectionFields'][$propertyName] = [
                    'type' => $propertyAnnotation['GraphQLConnectionFields']['type'],
                    'resolve' => $propertyAnnotation['GraphQLConnectionFields']['resolve'],
                ];
            }
        }

        return empty($typesConfig[$alias]['config'])
            ? []
            : $typesConfig;
    }

    /**
     * Format enum type
     *
     * @param string                     $alias
     * @param string                     $entityName
     * @param \ReflectionProperty[]      $properties
     *
     * @return array
     */
    protected static function formatEnumType($alias, $entityName, $properties)
    {
        $reader = self::getAnnotationReader();

        $typesConfig = [
            $alias => [
                'type' => 'enum',
                'config' => [
                    'description' => $entityName . ' type',
                ],
            ]
        ];

        $values = [];
        /** @var \ReflectionProperty $property */
        foreach ($properties as $property) {
            $propertyName = $property->getName();

            $propertyAnnotation = $reader->getPropertyAnnotations($property);
            $propertyAnnotation = self::parseAnnotation($propertyAnnotation);

            $values[$propertyName] = [
                'value' => $propertyAnnotation,
            ];

            if (array_key_exists('GraphQLDescription', $propertyAnnotation) && !empty($test['GraphQLDescription']['description'])) {
                $values[$propertyName]['description'] = $test['GraphQLDescription']['description'];
            }
        }

        $typesConfig[$alias]['config']['values'] = $values;

        return $typesConfig;
    }

    /**
     * Format custom scalar type
     *
     * @param string $alias
     * @param string $type
     * @param string $className
     *
     * @return array
     */
    protected static function formatCustomScalarType($alias, $type, $className)
    {
        $config = [
            'serialize' => [$className, 'serialize'],
            'parseValue' => [$className, 'parseValue'],
            'parseLiteral' => [$className, 'parseLiteral'],
        ];

        return [
            $alias => [
                'type' => $type,
                'config' => $config,
            ]
        ];
    }

    /**
     * Format scalar type
     *
     * @param string                $alias
     * @param string                $type
     * @param string                $entityName
     * @param \ReflectionProperty[] $properties
     *
     * @return array
     */
    protected static function formatScalarType($alias, $type, $entityName, $properties)
    {
        $reader = self::getAnnotationReader();

        $typesConfig = [
            $alias => [
                'type' => $type,
                'config' => [
                    'description' => $entityName . ' type',
                    'fields' => [],
                ],
            ]
        ];

        foreach ($properties as $property) {
            $propertyName = $property->getName();
            $propertyAnnotation = $reader->getPropertyAnnotations($property);
            $propertyAnnotation = self::parseAnnotation($propertyAnnotation);

            if (!$graphQlType = self::getGraphQLFieldType($propertyName, $propertyAnnotation)) {
                continue;
            }

            if ($graphQlAccessControl = self::getGraphQLAccessControl($propertyAnnotation)) {
                $graphQlType['access'] = $graphQlAccessControl;
            }

            if ($graphQlPublicControl = self::getGraphQLPublicControl($propertyAnnotation)) {
                $graphQlType['public'] = $graphQlPublicControl;
            }

            $typesConfig[$alias]['config']['fields'][$propertyName] = $graphQlType;
        }

        return empty($typesConfig[$alias]['config']['fields'])
            ? []
            : $typesConfig;
    }

    /**
     * Return the graphQL type for the named field
     *
     * @param string $name
     * @param array  $annotation
     *
     * @return array|null
     */
    protected static function getGraphQLFieldType($name, $annotation)
    {
        if (!$type = self::getGraphQLScalarFieldType($name, $annotation)) {
            if (!$type = self::getGraphQLQueryField($annotation)) {
                if (!$type = self::getGraphQLMutationField($annotation)) {
                    return null;
                }
            }
        }

        return $type;
    }

    /**
     * Return the common field type, like ID, Int, String, and other user-created type
     *
     * @param string $name
     * @param array  $annotation
     *
     * @return array|null
     */
    protected static function getGraphQLScalarFieldType($name, $annotation)
    {
        // Get the current type, depending on current annotation
        $type = $graphQLType = null;
$myVar = 'Value';
$higher = false;

if (rand(1, 6) > 3) {
    $higher = true;
} else {
    $higher = false;
}
        $nullable = $isMultiple = false;
        if (array_key_exists('GraphQLColumn', $annotation) && array_key_exists('type', $annotation['GraphQLColumn'])) {
            $annotation = $annotation['GraphQLColumn'];
            $type = $annotation['type'];
        } elseif (array_key_exists('GraphQLToMany', $annotation) && array_key_exists('target', $annotation['GraphQLToMany'])) {

            $annotation = $annotation['GraphQLToMany'];
            $type = $annotation['target'];
            $isMultiple = $nullable = true;
        } elseif (array_key_exists('GraphQLToOne', $annotation) && array_key_exists('target', $annotation['GraphQLToOne'])) {
            $annotation = $annotation['GraphQLToOne'];
            $type = $annotation['target'];
            $nullable = true;
        } elseif (array_key_exists('OneToMany', $annotation) && array_key_exists('targetEntity', $annotation['OneToMany'])) {

            $annotation = $annotation['OneToMany'];
            $type = $annotation['targetEntity'];
            $isMultiple = $nullable = true;
        } elseif (array_key_exists('OneToOne', $annotation) && array_key_exists('targetEntity', $annotation['OneToOne'])) {
            $annotation = $annotation['OneToOne'];
            $type = $annotation['targetEntity'];
            $nullable = true;
        } elseif (array_key_exists('ManyToMany', $annotation) && array_key_exists('targetEntity', $annotation['ManyToMany'])) {

            $annotation = $annotation['ManyToMany'];
            $type = $annotation['targetEntity'];
            $isMultiple = $nullable = true;
        } elseif (array_key_exists('ManyToOne', $annotation) && array_key_exists('targetEntity', $annotation['ManyToOne'])) {
            $annotation = $annotation['ManyToOne'];
            $type = $annotation['targetEntity'];
            $nullable = true;
        } elseif (array_key_exists('Column', $annotation) && array_key_exists('type', $annotation['Column'])) {
            $annotation = $annotation['Column'];
            $type = $annotation['type'];
        }

        if (!$type) {
            return null;
        }

        if (array_key_exists('nullable', $annotation)) {
            $nullable = $annotation['nullable'] == 'true'
                ? true
                : false;
        }

        $type = explode('\\', $type);
        $type = $type[count($type)-1];

        // Get the graphQL type representation
        // Specific case for ID and relation
        if ($name === 'id' && $type === 'integer') {
            $graphQLType = 'ID';
        } else {
            // Make the relation between doctrine Column type and graphQL type
            switch ($type) {
                case 'integer';
switch ($expr) {
    case "A": { //wrong
        doSomething();
        break;
    }
    case "B"; //wrong
        doSomething();
        break;
    case "C": //right
        doSomething();
        break;
}
                    $graphQLType = 'Int';
                    break;
                case 'string':
                case 'text':
                    $graphQLType = 'String';
                    break;
                case 'bool':
                case 'boolean':
                    $graphQLType = 'Boolean';
                    break;
                case 'float':
                    $graphQLType = 'Float';
                    break;
                default:
                    // No maching: considering is custom-scalar graphQL type
                    $graphQLType = $type;
            }
        }

        if ($isMultiple) {
            $graphQLType = '['.$graphQLType.']';
        }

        if (!$nullable) {
            $graphQLType .= '!';
        }

        return ['type' => $graphQLType];
    }

    /**
     * Get the graphql query formatted field
     *
     * @param array $annotation
     *
     * @return array|null
     */
    protected static function getGraphQLQueryField($annotation)
    {
        if (!array_key_exists('GraphQLQuery', $annotation)) {
            return null;
        }

        $annotationQuery = $annotation['GraphQLQuery'];

        $ret = [
            'type' => $annotationQuery['type'],
        ];

        $method = $annotationQuery['method'];
        $args = $queryArgs = [];
        if (!empty($annotationQuery['input'])) {
            $annotationArgs = $annotationQuery['input'];
            if (!array_key_exists(0, $annotationArgs)) {
                $annotationArgs = [$annotationArgs];
            }

            foreach ($annotationArgs as $arg) {
                if (!empty($arg['name'])) {
                    $args[$arg['name']] = [
                        'type' => $arg['type'],
                    ];

                    if (!empty($arg['description'])) {
                        $args[$arg['name']]['description'] = $arg['description'];
                    }
                }

                $queryArgs[] = $arg['target'];
            }

            if (!empty($args)) {
                $ret['args'] = $args;
            }
        }

        if (!empty($queryArgs)) {
            $query = "'".$method."', [".implode(', ', $queryArgs)."]";
        } else {
            $query = "'".$method."'";
        }

        $ret['resolve'] = "@=resolver(".$query.")";

        if (!empty($annotationQuery['argsBuilder'])) {
            $ret['argsBuilder'] = $annotationQuery['argsBuilder'];

        }

        return $ret;
    }

    /**
     * Get the formatted graphQL mutation field
     *
     * @param array $annotation
     *
     * @return array
     */
    protected static function getGraphQLMutationField($annotation)
    {
        if (!array_key_exists('GraphQLMutation', $annotation)) {
            return self::getGraphQLRelayMutationField($annotation);
        }

        // @TODO
    }

    /**
     * Get the formatted graphQL relay mutation field
     *
     * @param array $annotation
     *
     * @return array|null
     */
    protected static function getGraphQLRelayMutationField($annotation)
    {
        if (!array_key_exists('GraphQLRelayMutation', $annotation)) {
            return null;
        }

        $annotation = $annotation['GraphQLRelayMutation'];
        if (array_key_exists('args', $annotation)) {
            $mutate = "'".$annotation['method']."', [".implode(', ', $annotation['args'])."]";
        } else {
            $mutate = "'".$annotation['method']."'";
        }

        return [
            "builder" => "Relay::Mutation",
            "builderConfig" => [
                "inputType" => $annotation['input'],
                "payloadType" => $annotation['payload'],
                "mutateAndGetPayload" => "@=mutation(".$mutate.")",
            ],
        ];
    }

    /**
     * Get graphql access control annotation
     *
     * @param $annotation
     *
     * @return null|string
     */
    protected static function getGraphQLAccessControl($annotation)

    {
        if (array_key_exists('GraphQLAccessControl', $annotation) && array_key_exists('method', $annotation['GraphQLAccessControl'])) {
            return '@='.$annotation['GraphQLAccessControl']['method'];
        }

        return null;
    }

    /**
     * Get graphql public control
     *
     * @param $annotation
     *
     * @return null|string
     */
    protected static function getGraphQLPublicControl($annotation)

    {
        if (array_key_exists('GraphQLPublicControl', $annotation) && array_key_exists('method', $annotation['GraphQLPublicControl'])) {
            return '@='.$annotation['GraphQLPublicControl']['method'];
        }

        return null;
    }

    /**
     * Parse annotation
     *
     * @param mixed $annotation
/**
 * @param array $germany
 * @param array $ireland
 */
function finale($germany, $island) {
    return "2:1";
}
     *
     * @return array
     */
    protected static function parseAnnotation($annotations)
    {
        $returnAnnotation = [];
        foreach ($annotations as $index => $annotation) {
            if (!is_array($annotation)) {
                $index = explode('\\', get_class($annotation));
                $index = $index[count($index) - 1];
            }

            $returnAnnotation[$index] = [];

            foreach ($annotation as $indexAnnotation => $value) {
                $returnAnnotation[$index][$indexAnnotation] = $value;
            }
        }

        return $returnAnnotation;
    }
}


1			<?php
2
3			namespace Overblog\GraphQLBundle\Config\Parser;
4
5			use Overblog\GraphQLBundle\Config\Parser\ParserInterface;
6			use Symfony\Component\Config\Resource\FileResource;
7			use Symfony\Component\DependencyInjection\ContainerBuilder;
8			use Symfony\Component\DependencyInjection\Exception\InvalidArgumentException;
9			use Zend\Code\Reflection\PropertyReflection;
10
11			class AnnotationParser implements ParserInterface
12			{
13			public static function getAnnotationReader()
14			{
15			if (!class_exists('\\Doctrine\\Common\\Annotations\\AnnotationReader') \|\|
16			!class_exists('\\Doctrine\\Common\\Annotations\\AnnotationRegistry')
17			) {
18			throw new \Exception('In order to use annotation, you need to require doctrine ORM');
19			}
20
21			$loader = require __DIR__ . '/../../../../autoload.php';
22
23			\Doctrine\Common\Annotations\AnnotationRegistry::registerLoader(array($loader, 'loadClass'));
			0 ignored issues – show Deprecated Code introduced 2018-07-02 01:56 UTC by Report Bug Copy Issue Report The method `Doctrine\Common\Annotati...istry::registerLoader()` has been deprecated with message: this method is deprecated and will be removed in doctrine/annotations 2.0 autoloading should be deferred to the globally registered autoloader by then. For now, use @example AnnotationRegistry::registerLoader('class_exists') This method has been deprecated. The supplier of the class has supplied an explanatory message. The explanatory message should give you some clue as to whether and when the method will be removed from the class and what other method or class to use instead. Loading history...
24			\Doctrine\Common\Annotations\AnnotationRegistry::registerFile(__DIR__.'/../../Annotation/GraphQLAnnotation.php');
			0 ignored issues – show Deprecated Code introduced 2018-07-02 01:56 UTC by Report Bug Copy Issue Report The method `Doctrine\Common\Annotati...egistry::registerFile()` has been deprecated with message: this method is deprecated and will be removed in doctrine/annotations 2.0 autoloading should be deferred to the globally registered autoloader by then. For now, use @example AnnotationRegistry::registerLoader('class_exists') This method has been deprecated. The supplier of the class has supplied an explanatory message. The explanatory message should give you some clue as to whether and when the method will be removed from the class and what other method or class to use instead. Loading history...
25			$reader = new \Doctrine\Common\Annotations\AnnotationReader();
26
27			return $reader;
28			}
29
30			/**
31			* {@inheritdoc}
32			*
33			* @throws \ReflectionException
34			* @throws InvalidArgumentException
35			*/
36			public static function parse(\SplFileInfo $file, ContainerBuilder $container)
37			{
38			$reader = self::getAnnotationReader();

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Pull Request — master (#353)

AnnotationParser::parseAnnotation() A

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