MappingDescribeCommand::formatAssociationMappings() - Code Metrics - Inspection of "Merge pull request #6964 from doctrine/cs" - doctrine/orm - Measure and Improve Code Quality continuously with Scrutinizer

Failed Conditions
Push — master ( 8be1e3...e3936d )

by Marco
created 2018-01-11 09:20 UTC
formatAssociationMappings() A

↳ Parent: MappingDescribeCommand
Complexity

Conditions	3
Paths	3
Size

Total Lines	13
Code Lines	6
Duplication

Lines	0
Ratio	0 %
Code Coverage

Tests	0
CRAP Score	12
Importance

Changes
Metric	Value
cc	3
eloc	6
nc	3
nop	1
dl	0
loc	13
ccs	0
cts	7
cp	0
crap	12
rs	9.4285
c	0
b	0
f	0
<?php

declare(strict_types=1);

namespace Doctrine\ORM\Tools\Console\Command;

use Doctrine\Common\Persistence\Mapping\MappingException;
use Doctrine\ORM\EntityManagerInterface;
use Doctrine\ORM\Mapping\AssociationMetadata;
use Doctrine\ORM\Mapping\ClassMetadata;
use Doctrine\ORM\Mapping\ColumnMetadata;
use Doctrine\ORM\Mapping\ComponentMetadata;
use Doctrine\ORM\Mapping\FieldMetadata;
use Doctrine\ORM\Mapping\Property;
use Doctrine\ORM\Mapping\TableMetadata;
use Symfony\Component\Console\Command\Command;
use Symfony\Component\Console\Input\InputArgument;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Output\OutputInterface;
use Symfony\Component\Console\Style\SymfonyStyle;

/**
 * Show information about mapped entities.
 */
final class MappingDescribeCommand extends Command
{
    /**
     * {@inheritdoc}
     */
    protected function configure()
    {
        $this->setName('orm:mapping:describe')
             ->addArgument('entityName', InputArgument::REQUIRED, 'Full or partial name of entity')
             ->setDescription('Display information about mapped objects')
             ->setHelp(<<<'EOT'
The %command.full_name% command describes the metadata for the given full or partial entity class name.

    <info>%command.full_name%</info> My\Namespace\Entity\MyEntity

Or:

    <info>%command.full_name%</info> MyEntity
EOT
             );
    }

    /**
     * {@inheritdoc}
     */
    protected function execute(InputInterface $input, OutputInterface $output)
    {
        $ui = new SymfonyStyle($input, $output);

        /* @var $entityManager \Doctrine\ORM\EntityManagerInterface */
        $entityManager = $this->getHelper('em')->getEntityManager();

        $this->displayEntity($input->getArgument('entityName'), $entityManager, $ui);

        return 0;
    }

    /**
     * Display all the mapping information for a single Entity.
     *
     * @param string $entityName Full or partial entity class name
     */
    private function displayEntity($entityName, EntityManagerInterface $entityManager, SymfonyStyle $ui)
    {
        $metadata    = $this->getClassMetadata($entityName, $entityManager);
        $parentValue = $metadata->getParent() === null ? '<comment>None</comment>' : '';

        $ui->table(
            ['Field', 'Value'],
            array_merge(
                [
                    $this->formatField('Name', $metadata->getClassName()),
                    $this->formatField('Root entity name', $metadata->getRootClassName()),
                    $this->formatField('Custom repository class', $metadata->getCustomRepositoryClassName()),
                    $this->formatField('Mapped super class?', $metadata->isMappedSuperclass),
                    $this->formatField('Embedded class?', $metadata->isEmbeddedClass),
                    $this->formatField('Parent classes', $parentValue),
                ],
                $this->formatParentClasses($metadata),
                [
                    $this->formatField('Sub classes', $metadata->getSubClasses()),
                    $this->formatField('Embedded classes', $metadata->getSubClasses()),
                    $this->formatField('Named queries', $metadata->getNamedQueries()),
                    $this->formatField('Named native queries', $metadata->getNamedNativeQueries()),
                    $this->formatField('SQL result set mappings', $metadata->getSqlResultSetMappings()),
                    $this->formatField('Identifier', $metadata->getIdentifier()),
                    $this->formatField('Inheritance type', $metadata->inheritanceType),
                    $this->formatField('Discriminator column', ''),
                ],
                $this->formatColumn($metadata->discriminatorColumn),
                [
                    $this->formatField('Discriminator value', $metadata->discriminatorValue),
                    $this->formatField('Discriminator map', $metadata->discriminatorMap),
                    $this->formatField('Table', ''),
                ],
                $this->formatTable($metadata->table),
                [
                    $this->formatField('Composite identifier?', $metadata->isIdentifierComposite()),
                    $this->formatField('Change tracking policy', $metadata->changeTrackingPolicy),
                    $this->formatField('Versioned?', $metadata->isVersioned()),
                    $this->formatField('Version field', ($metadata->isVersioned() ? $metadata->versionProperty->getName() : '')),
                    $this->formatField('Read only?', $metadata->isReadOnly()),

                    $this->formatEntityListeners($metadata->entityListeners),
                ],
                [$this->formatField('Property mappings:', '')],
                $this->formatPropertyMappings($metadata->getDeclaredPropertiesIterator())
                $this->formatPropertyMappings(/** @scrutinizer ignore-type */ $metadata->getDeclaredPropertiesIterator())
            )
        );
    }

    /**
     * Return all mapped entity class names
     *
     * @return string[]
     */
    private function getMappedEntities(EntityManagerInterface $entityManager)
    {
        $entityClassNames = $entityManager->getConfiguration()
                                          ->getMetadataDriverImpl()
                                          ->getAllClassNames();

        if (! $entityClassNames) {

            throw new \InvalidArgumentException(
                'You do not have any mapped Doctrine ORM entities according to the current configuration. ' .
                'If you have entities or mapping files you should check your mapping configuration for errors.'
            );
        }

        return $entityClassNames;
    }

    /**
     * Return the class metadata for the given entity
     * name
     *
     * @param string $entityName Full or partial entity name
     *
     * @return \Doctrine\ORM\Mapping\ClassMetadata
     */
    private function getClassMetadata($entityName, EntityManagerInterface $entityManager)
    {
        try {
            return $entityManager->getClassMetadata($entityName);

        } catch (MappingException $e) {

        }

        $matches = array_filter(
            $this->getMappedEntities($entityManager),
            function ($mappedEntity) use ($entityName) {
                return preg_match('{' . preg_quote($entityName) . '}', $mappedEntity);
            }
        );

        if (! $matches) {

            throw new \InvalidArgumentException(sprintf(
                'Could not find any mapped Entity classes matching "%s"',
                $entityName
            ));
        }

        if (count($matches) > 1) {
            throw new \InvalidArgumentException(sprintf(
                'Entity name "%s" is ambiguous, possible matches: "%s"',
                $entityName,
                implode(', ', $matches)
            ));
        }

        return $entityManager->getClassMetadata(current($matches));
    }

    /**
     * @return string[]
     */
    private function formatParentClasses(ComponentMetadata $metadata)
    {
        $output      = [];
        $parentClass = $metadata;

        while (($parentClass = $parentClass->getParent()) !== null) {
            /** @var ClassMetadata $parentClass */
            $attributes = [];

            if ($parentClass->isEmbeddedClass) {
                $attributes[] = 'Embedded';
            }

            if ($parentClass->isMappedSuperclass) {
                $attributes[] = 'Mapped superclass';
            }

            if ($parentClass->inheritanceType) {
                $attributes[] = ucfirst(strtolower($parentClass->inheritanceType));
            }

            if ($parentClass->isReadOnly()) {
                $attributes[] = 'Read-only';
            }

            if ($parentClass->isVersioned()) {
                $attributes[] = 'Versioned';
            }

            $output[] = $this->formatField(
                sprintf('  %s', $parentClass->getParent()),
                sprintf('  %s', /** @scrutinizer ignore-type */ $parentClass->getParent()),
                ($parentClass->isRootEntity() ? '(Root) ' : '') . $this->formatValue($attributes)
            );
        }

        return $output;

    }

    /**
     * Format the given value for console output
     *
     * @param mixed $value
     *
     * @return string
     */
    private function formatValue($value)
    {
        if ($value === '') {
            return '';
        }

        if ($value === null) {
            return '<comment>Null</comment>';
        }

        if (is_bool($value)) {
            return '<comment>' . ($value ? 'True' : 'False') . '</comment>';
        }

        if (empty($value)) {
            return '<comment>Empty</comment>';
        }

        if (is_array($value)) {
            return json_encode($value, JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES);
        }

        if (is_object($value)) {
            return sprintf('<%s>', get_class($value));
        }

        if (is_scalar($value)) {
            return $value;
        }

        throw new \InvalidArgumentException(sprintf('Do not know how to format value "%s"', print_r($value, true)));
    }

    /**
     * Add the given label and value to the two column table output
     *
     * @param string $label Label for the value
     * @param mixed  $value A Value to show
     *
     * @return string[]
     */
    private function formatField($label, $value)
    {
        if ($value === null) {
            $value = '<comment>None</comment>';
        }

        return [sprintf('<info>%s</info>', $label), $this->formatValue($value)];
    }

    /**
     * Format the property mappings
     *
     * @param iterable|Property[] $propertyMappings
     *
     * @return string[]
     */
    private function formatPropertyMappings(iterable $propertyMappings)
    {
        $output = [];

        foreach ($propertyMappings as $propertyName => $property) {
            $output[] = $this->formatField(sprintf('  %s', $propertyName), '');

            if ($property instanceof FieldMetadata) {
                $output = array_merge($output, $this->formatColumn($property));
            } elseif ($property instanceof AssociationMetadata) {
                // @todo guilhermeblanco Fix me! We are trying to iterate through an AssociationMetadata instance
                foreach ($property as $field => $value) {
                    $output[] = $this->formatField(sprintf('    %s', $field), $this->formatValue($value));
                }
            }
        }

        return $output;
    }

    /**
     * @return string[]
     */
    private function formatColumn(?ColumnMetadata $columnMetadata = null)
    {
        $output = [];

        if ($columnMetadata === null) {
            $output[] = '<comment>Null</comment>';

            return $output;
        }

        $output[] = $this->formatField('    type', $this->formatValue($columnMetadata->getTypeName()));
        $output[] = $this->formatField('    tableName', $this->formatValue($columnMetadata->getTableName()));
        $output[] = $this->formatField('    columnName', $this->formatValue($columnMetadata->getColumnName()));
        $output[] = $this->formatField('    columnDefinition', $this->formatValue($columnMetadata->getColumnDefinition()));
        $output[] = $this->formatField('    isPrimaryKey', $this->formatValue($columnMetadata->isPrimaryKey()));
        $output[] = $this->formatField('    isNullable', $this->formatValue($columnMetadata->isNullable()));
        $output[] = $this->formatField('    isUnique', $this->formatValue($columnMetadata->isUnique()));
        $output[] = $this->formatField('    options', $this->formatValue($columnMetadata->getOptions()));

        if ($columnMetadata instanceof FieldMetadata) {
            $output[] = $this->formatField('    Generator type', $this->formatValue($columnMetadata->getValueGenerator()->getType()));
            $output[] = $this->formatField('    Generator definition', $this->formatValue($columnMetadata->getValueGenerator()->getDefinition()));
        }

        return $output;

    }

    /**
     * Format the entity listeners
     *
     * @param object[] $entityListeners
     *
     * @return string
     */
    private function formatEntityListeners(array $entityListeners)
    {
        return $this->formatField('Entity listeners', array_map('get_class', $entityListeners));

    }

    /**
     *
     * @return string[]
     */
    private function formatTable(?TableMetadata $tableMetadata = null)
    {
        $output = [];

        if ($tableMetadata === null) {
            $output[] = '<comment>Null</comment>';

            return $output;
        }

        $output[] = $this->formatField('    schema', $this->formatValue($tableMetadata->getSchema()));
        $output[] = $this->formatField('    name', $this->formatValue($tableMetadata->getName()));
        $output[] = $this->formatField('    indexes', $this->formatValue($tableMetadata->getIndexes()));
        $output[] = $this->formatField('    uniqueConstaints', $this->formatValue($tableMetadata->getUniqueConstraints()));
        $output[] = $this->formatField('    options', $this->formatValue($tableMetadata->getOptions()));

        return $output;

    }
}

doctrine / orm

Push — master ( 8be1e3...e3936d )

formatAssociationMappings() A

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