DoctrineGuesser::guessAssociation() - Code Metrics - Inspection of "move callable from normalizer to guesser" - 4rthem/graphql-mapper - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Pull Request — master (#1)

by Arthur

created 2016-03-15 00:45 UTC

DoctrineGuesser::guessAssociation() B

↳ Parent: DoctrineGuesser

Complexity

Conditions	6
Paths	10

Size

Total Lines	23
Code Lines	13

Duplication

Lines	0
Ratio	0 %

Importance

Changes	1
Bugs	0	Features	0

Metric	Value
c	1
b	0
f	0
dl	0
loc	23
rs	8.5906
cc	6
eloc	13
nc	10
nop	3

<?php
namespace Arthem\GraphQLMapper\Mapping\Guesser;

use Arthem\GraphQLMapper\Mapping\Context\ContainerContext;
use Arthem\GraphQLMapper\Mapping\Context\FieldContext;
use Arthem\GraphQLMapper\Mapping\Field;
use Arthem\GraphQLMapper\Mapping\Guesser\Guess\Guess;
use Arthem\GraphQLMapper\Mapping\Guesser\Guess\TypeGuess;
use Arthem\GraphQLMapper\Mapping\SchemaContainer;
use Arthem\GraphQLMapper\Mapping\Type;
use Doctrine\Common\Persistence\Mapping\ClassMetadataFactory;
use Doctrine\Common\Persistence\Mapping\MappingException;
use Doctrine\Common\Persistence\ObjectManager;
use Doctrine\DBAL\Types\Type as DoctrineType;
use Doctrine\ORM\Mapping\ClassMetadataInfo;

class DoctrineGuesser implements TypeResolveGuesserInterface, FieldResolveGuesserInterface, FieldTypeGuesserInterface
{
    /**
     * @var ClassMetadataFactory
     */
    private $metadataFactory;

    /**
     * @param ObjectManager $objectManager
     */
    public function __construct(ObjectManager $objectManager)
    {
        $this->metadataFactory = $objectManager->getMetadataFactory();
    }

    /**
     * {@inheritdoc}
     */
    public function guessFieldType(FieldContext $fieldContext)
    {
        if (!$this->isFieldContainerSupported($fieldContext)) {
            return;
        }

        /** @var Type $fieldContainer */
        $fieldContainer = $fieldContext->getContainer();
        $model          = $fieldContainer->getModel();

        if (null === $metadata = $this->getMetadata($model)) {
            return;
        }

        $field = $fieldContext->getField();

        $property = $field->getProperty() ?: $field->getName();

        if ($metadata->hasAssociation($property)) {
            return $this->guessAssociation($metadata, $field, $fieldContext->getSchema());
        }

        switch ($metadata->getTypeOfField($property)) {
            case DoctrineType::TARRAY:
            case DoctrineType::JSON_ARRAY:
                return $this->wrapRequired($metadata, $property, '[String]', Guess::LOW_CONFIDENCE);
            case DoctrineType::BOOLEAN:
                return new TypeGuess('Boolean', Guess::HIGH_CONFIDENCE);
            case DoctrineType::DATETIME:
            case DoctrineType::DATETIMETZ:
            case 'vardatetime':
            case DoctrineType::DATE:
            case DoctrineType::TIME:
                return $this->wrapRequired($metadata, $property, 'String', Guess::MEDIUM_CONFIDENCE);
            case DoctrineType::DECIMAL:
            case DoctrineType::FLOAT:
                return $this->wrapRequired($metadata, $property, 'Number', Guess::MEDIUM_CONFIDENCE);
            case DoctrineType::INTEGER:
            case DoctrineType::BIGINT:
            case DoctrineType::SMALLINT:
                return $this->wrapRequired($metadata, $property, 'Int', Guess::MEDIUM_CONFIDENCE);
            case DoctrineType::STRING:
                return $this->wrapRequired($metadata, $property, 'String', Guess::MEDIUM_CONFIDENCE);
            case DoctrineType::TEXT:
                return $this->wrapRequired($metadata, $property, 'String', Guess::MEDIUM_CONFIDENCE);
            default:
                return $this->wrapRequired($metadata, $property, 'String', Guess::LOW_CONFIDENCE);
        }
    }

    /**
     * {@inheritdoc}
     */
    public function guessFieldResolveConfig(FieldContext $fieldContext)

    {
        if (!$this->isFieldContainerSupported($fieldContext)) {
            return;
        }

        /** @var Type $type */
        $type = $fieldContext->getContainer();

        return new ResolveConfigGuess([
            'handler' => 'doctrine',
            'entity'  => $type->getModel(),
        ]);
    }

    /**
     * {@inheritdoc}
     */
    public function guessTypeResolveConfig(ContainerContext $containerContext)

    {
        if (!$this->isFieldContainerSupported($containerContext)) {
            return;
        }

        /** @var Type $type */
        $type = $containerContext->getContainer();

        return new ResolveConfigGuess([
            'handler' => 'doctrine',
            'entity'  => $type->getModel(),
        ]);
    }

    /**
     * @param ClassMetadataInfo $metadata
     * @param string            $property
     * @param string            $type
     * @param int               $confidence
     * @return TypeGuess
     */
    private function wrapRequired(ClassMetadataInfo $metadata, $property, $type, $confidence)
    {
        if (!$metadata->isNullable($property)) {
            $type .= '!';
        }

        return new TypeGuess($type, $confidence);
    }

    /**
     * @param ClassMetadataInfo $metadata
     * @param Field             $field
     * @param SchemaContainer   $schemaContainer
     * @return TypeGuess
     * @throws MappingException
     */
    private function guessAssociation(ClassMetadataInfo $metadata, Field $field, SchemaContainer $schemaContainer)
    {
        $property = $field->getProperty() ?: $field->getName();
        $multiple = $metadata->isCollectionValuedAssociation($property);
        $mapping  = $metadata->getAssociationMapping($property);

        foreach ($schemaContainer->getTypes() as $type) {
            $containerContext = new ContainerContext($type, $schemaContainer);

            if (!$this->isFieldContainerSupported($containerContext)) {
                continue;
            }

            if ($type->getModel() === $mapping['targetEntity']) {
                $typeName = $type->getName();
                if ($multiple) {
                    $typeName = sprintf('[%s]', $typeName);
                }

                return new TypeGuess($typeName, Guess::HIGH_CONFIDENCE);
            }
        }
    }

    /**
     * @param ContainerContext $containerContext
     * @return bool
     */
    private function isFieldContainerSupported(ContainerContext $containerContext)
    {
        $fieldContainer = $containerContext->getContainer();
        if (!$fieldContainer instanceof Type) {
            return false;
        }

        return !empty($fieldContainer->getModel());
    }

    /**
     * @param string $class
     * @return ClassMetadataInfo
     */
    protected function getMetadata($class)
    {
        try {
            return $this->metadataFactory->getMetadataFor($class);
        } catch (MappingException $e) {

            // not an entity or mapped super class
        }
    }
}


1		<?php
2		namespace Arthem\GraphQLMapper\Mapping\Guesser;
3
4		use Arthem\GraphQLMapper\Mapping\Context\ContainerContext;
5		use Arthem\GraphQLMapper\Mapping\Context\FieldContext;
6		use Arthem\GraphQLMapper\Mapping\Field;
7		use Arthem\GraphQLMapper\Mapping\Guesser\Guess\Guess;
8		use Arthem\GraphQLMapper\Mapping\Guesser\Guess\TypeGuess;
9		use Arthem\GraphQLMapper\Mapping\SchemaContainer;
10		use Arthem\GraphQLMapper\Mapping\Type;
11		use Doctrine\Common\Persistence\Mapping\ClassMetadataFactory;
12		use Doctrine\Common\Persistence\Mapping\MappingException;
13		use Doctrine\Common\Persistence\ObjectManager;
14		use Doctrine\DBAL\Types\Type as DoctrineType;
15		use Doctrine\ORM\Mapping\ClassMetadataInfo;
16
17		class DoctrineGuesser implements TypeResolveGuesserInterface, FieldResolveGuesserInterface, FieldTypeGuesserInterface
18		{
19		/**
20		* @var ClassMetadataFactory
21		*/
22		private $metadataFactory;
23
24		/**
25		* @param ObjectManager $objectManager
26		*/
27		public function __construct(ObjectManager $objectManager)
28		{
29		$this->metadataFactory = $objectManager->getMetadataFactory();
30		}
31
32		/**
33		* {@inheritdoc}
34		*/
35		public function guessFieldType(FieldContext $fieldContext)
36		{
37		if (!$this->isFieldContainerSupported($fieldContext)) {
38		return;
39		}
40
41		/** @var Type $fieldContainer */
42		$fieldContainer = $fieldContext->getContainer();
43		$model = $fieldContainer->getModel();
44
45		if (null === $metadata = $this->getMetadata($model)) {
46		return;
47		}
48
49		$field = $fieldContext->getField();
50
51		$property = $field->getProperty() ?: $field->getName();
52
53		if ($metadata->hasAssociation($property)) {
54		return $this->guessAssociation($metadata, $field, $fieldContext->getSchema());
55		}
56
57		switch ($metadata->getTypeOfField($property)) {
58		case DoctrineType::TARRAY:
59		case DoctrineType::JSON_ARRAY:
60		return $this->wrapRequired($metadata, $property, '[String]', Guess::LOW_CONFIDENCE);
61		case DoctrineType::BOOLEAN:
62		return new TypeGuess('Boolean', Guess::HIGH_CONFIDENCE);
63		case DoctrineType::DATETIME:
64		case DoctrineType::DATETIMETZ:
65		case 'vardatetime':
66		case DoctrineType::DATE:
67		case DoctrineType::TIME:
68		return $this->wrapRequired($metadata, $property, 'String', Guess::MEDIUM_CONFIDENCE);
69		case DoctrineType::DECIMAL:
70		case DoctrineType::FLOAT:
71		return $this->wrapRequired($metadata, $property, 'Number', Guess::MEDIUM_CONFIDENCE);
72		case DoctrineType::INTEGER:
73		case DoctrineType::BIGINT:
74		case DoctrineType::SMALLINT:
75		return $this->wrapRequired($metadata, $property, 'Int', Guess::MEDIUM_CONFIDENCE);
76		case DoctrineType::STRING:
77		return $this->wrapRequired($metadata, $property, 'String', Guess::MEDIUM_CONFIDENCE);
78		case DoctrineType::TEXT:
79		return $this->wrapRequired($metadata, $property, 'String', Guess::MEDIUM_CONFIDENCE);
80		default:
81		return $this->wrapRequired($metadata, $property, 'String', Guess::LOW_CONFIDENCE);
82		}
83		}
84
85		/**
86		* {@inheritdoc}
87		*/
88	View Code Duplication	public function guessFieldResolveConfig(FieldContext $fieldContext)
		0 ignored issues – show Duplication introduced 2016-03-15 00:47 UTC by Report Bug Copy Issue Report This method seems to be duplicated in your project. Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation. You can also find more detailed suggestions in the “Code” section of your repository. Loading history...
89		{
90		if (!$this->isFieldContainerSupported($fieldContext)) {
91		return;
92		}
93
94		/** @var Type $type */
95		$type = $fieldContext->getContainer();
96
97		return new ResolveConfigGuess([
98		'handler' => 'doctrine',
99		'entity' => $type->getModel(),
100		]);
101		}
102
103		/**
104		* {@inheritdoc}
105		*/
106	View Code Duplication	public function guessTypeResolveConfig(ContainerContext $containerContext)
		0 ignored issues – show Duplication introduced 2016-03-15 00:47 UTC by Report Bug Copy Issue Report This method seems to be duplicated in your project. Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation. You can also find more detailed suggestions in the “Code” section of your repository. Loading history...
107		{
108		if (!$this->isFieldContainerSupported($containerContext)) {
109		return;
110		}
111
112		/** @var Type $type */
113		$type = $containerContext->getContainer();
114
115		return new ResolveConfigGuess([
116		'handler' => 'doctrine',
117		'entity' => $type->getModel(),
118		]);
119		}
120
121		/**
122		* @param ClassMetadataInfo $metadata
123		* @param string $property
124		* @param string $type
125		* @param int $confidence
126		* @return TypeGuess
127		*/
128		private function wrapRequired(ClassMetadataInfo $metadata, $property, $type, $confidence)
129		{
130		if (!$metadata->isNullable($property)) {
131		$type .= '!';
132		}
133
134		return new TypeGuess($type, $confidence);
135		}
136
137		/**
138		* @param ClassMetadataInfo $metadata
139		* @param Field $field
140		* @param SchemaContainer $schemaContainer
141		* @return TypeGuess
142		* @throws MappingException
143		*/
144		private function guessAssociation(ClassMetadataInfo $metadata, Field $field, SchemaContainer $schemaContainer)
145		{
146		$property = $field->getProperty() ?: $field->getName();
147		$multiple = $metadata->isCollectionValuedAssociation($property);
148		$mapping = $metadata->getAssociationMapping($property);
149
150		foreach ($schemaContainer->getTypes() as $type) {
151		$containerContext = new ContainerContext($type, $schemaContainer);
152
153		if (!$this->isFieldContainerSupported($containerContext)) {
154		continue;
155		}
156
157		if ($type->getModel() === $mapping['targetEntity']) {
158		$typeName = $type->getName();
159		if ($multiple) {
160		$typeName = sprintf('[%s]', $typeName);
161		}
162
163		return new TypeGuess($typeName, Guess::HIGH_CONFIDENCE);
164		}
165		}
166		}
167
168		/**
169		* @param ContainerContext $containerContext
170		* @return bool
171		*/
172		private function isFieldContainerSupported(ContainerContext $containerContext)
173		{
174		$fieldContainer = $containerContext->getContainer();
175		if (!$fieldContainer instanceof Type) {
176		return false;
177		}
178
179		return !empty($fieldContainer->getModel());
180		}
181
182		/**
183		* @param string $class
184		* @return ClassMetadataInfo
185		*/
186		protected function getMetadata($class)
187		{
188		try {
189		return $this->metadataFactory->getMetadataFor($class);
190		} catch (MappingException $e) {
		0 ignored issues – show Bug introduced 2016-03-06 22:08 UTC by Report Bug Copy Issue Report The class `Doctrine\Common\Persiste...apping\MappingException` does not exist. Did you forget a USE statement, or did you not list all dependencies? Scrutinizer analyzes your `composer.json`/`composer.lock` file if available to determine the classes, and functions that are defined by your dependencies. It seems like the listed class was neither found in your dependencies, nor was it found in the analyzed files in your repository. If you are using some other form of dependency management, you might want to disable this analysis. Loading history...
191		// not an entity or mapped super class
192		}
193		}
194		}
195

4rthem / graphql-mapper

Pull Request — master (#1)

DoctrineGuesser::guessAssociation() B

Complexity

Size

Duplication

Importance

Duplication Side-by-Side

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