Overblog\GraphQLBundle\DependencyInjection\OverblogGraphQLExtension

Complexity

Total Complexity

31

Size/Duplication

Total Lines	182
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	9

Test Coverage

Coverage

100%

Importance

Changes

0

16 Methods

Rating	Name	Duplication	Size	Complexity
A	load()	0	22	1
A	prepend()	0	10	1
A	setExpressionLanguageDefaultParser()	0	11	2
A	setShowDebug()	0	4	1
A	setVersions()	0	6	1
A	setConfigBuilders()	0	12	4
A	treatConfigs()	0	11	3
A	setSecurity()	0	5	1
A	setGraphiQLTemplate()	0	4	1
A	setErrorHandlerArguments()	0	16	3
A	setSchemaBuilderArguments()	0	5	1
A	setSchemaArguments()	0	17	3
A	setServicesAliases()	0	9	3
A	getAlias()	0	4	1
A	getConfiguration()	0	4	1
A	buildExceptionMap()	0	17	4

<?php

/*
 * This file is part of the OverblogGraphQLBundle package.
 *
 * (c) Overblog <http://github.com/overblog/>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Overblog\GraphQLBundle\DependencyInjection;

use GraphQL\Schema;
use Overblog\GraphQLBundle\Config\TypeWithOutputFieldsDefinition;
use Symfony\Component\Cache\Adapter\ArrayAdapter;
use Symfony\Component\Config\FileLocator;
use Symfony\Component\DependencyInjection\ContainerBuilder;
use Symfony\Component\DependencyInjection\Definition;
use Symfony\Component\DependencyInjection\Extension\PrependExtensionInterface;
use Symfony\Component\DependencyInjection\Loader\YamlFileLoader;
use Symfony\Component\DependencyInjection\Reference;
use Symfony\Component\ExpressionLanguage\ParserCache\ArrayParserCache;
use Symfony\Component\HttpKernel\DependencyInjection\Extension;
use Symfony\Component\HttpKernel\Kernel;

class OverblogGraphQLExtension extends Extension implements PrependExtensionInterface
{
    public function load(array $configs, ContainerBuilder $container)
    {
        $loader = new YamlFileLoader($container, new FileLocator(__DIR__.'/../Resources/config'));
        $loader->load('services.yml');
        $loader->load('graphql_types.yml');
        $loader->load('graphql_resolvers.yml');

        $config = $this->treatConfigs($configs, $container);

        $this->setExpressionLanguageDefaultParser($container);
        $this->setServicesAliases($config, $container);

It seems like $config defined by $this->treatConfigs($configs, $container) on line 36 can also be of type null; however, Overblog\GraphQLBundle\DependencyInjection\OverblogGraphQLExtension::setServicesAliases() does only seem to accept array, maybe add an additional type check?

        $this->setSchemaBuilderArguments($config, $container);

It seems like $config defined by $this->treatConfigs($configs, $container) on line 36 can also be of type null; however, Overblog\GraphQLBundle\DependencyInjection\OverblogGraphQLExtension::setSchemaBuilderArguments() does only seem to accept array, maybe add an additional type check?

        $this->setSchemaArguments($config, $container);

It seems like $config defined by $this->treatConfigs($configs, $container) on line 36 can also be of type null; however, Overblog\GraphQLBundle\DependencyInjection\OverblogGraphQLExtension::setSchemaArguments() does only seem to accept array, maybe add an additional type check?

        $this->setErrorHandlerArguments($config, $container);

It seems like $config defined by $this->treatConfigs($configs, $container) on line 36 can also be of type null; however, Overblog\GraphQLBundle\DependencyInjection\OverblogGraphQLExtension::setErrorHandlerArguments() does only seem to accept array, maybe add an additional type check?

        $this->setGraphiQLTemplate($config, $container);

It seems like $config defined by $this->treatConfigs($configs, $container) on line 36 can also be of type null; however, Overblog\GraphQLBundle\DependencyInjection\OverblogGraphQLExtension::setGraphiQLTemplate() does only seem to accept array, maybe add an additional type check?

        $this->setSecurity($config, $container);

It seems like $config defined by $this->treatConfigs($configs, $container) on line 36 can also be of type null; however, Overblog\GraphQLBundle\DependencyInjection\OverblogGraphQLExtension::setSecurity() does only seem to accept array, maybe add an additional type check?

        $this->setConfigBuilders($config);

It seems like $config defined by $this->treatConfigs($configs, $container) on line 36 can also be of type null; however, Overblog\GraphQLBundle\DependencyInjection\OverblogGraphQLExtension::setConfigBuilders() does only seem to accept array, maybe add an additional type check?

        $this->setVersions($config, $container);

It seems like $config defined by $this->treatConfigs($configs, $container) on line 36 can also be of type null; however, Overblog\GraphQLBundle\DependencyInjection\OverblogGraphQLExtension::setVersions() does only seem to accept array, maybe add an additional type check?

        $this->setShowDebug($config, $container);

It seems like $config defined by $this->treatConfigs($configs, $container) on line 36 can also be of type null; however, Overblog\GraphQLBundle\DependencyInjection\OverblogGraphQLExtension::setShowDebug() does only seem to accept array, maybe add an additional type check?

        $container->setParameter($this->getAlias().'.resources_dir', realpath(__DIR__.'/../Resources'));
    }

    public function prepend(ContainerBuilder $container)
    {
        $configs = $container->getExtensionConfig($this->getAlias());
        $configs = $container->getParameterBag()->resolveValue($configs);
        $config = $this->treatConfigs($configs, $container, true);

        /** @var OverblogGraphQLTypesExtension $typesExtension */
        $typesExtension = $container->getExtension($this->getAlias().'_types');
        $typesExtension->containerPrependExtensionConfig($config, $container);

It seems like $config defined by $this->treatConfigs($configs, $container, true) on line 56 can also be of type null; however, Overblog\GraphQLBundle\DependencyInjection\OverblogGraphQLTypesExtension::containerPrependExtensionConfig() does only seem to accept array, maybe add an additional type check?

    }

    private function setExpressionLanguageDefaultParser(ContainerBuilder $container)
    {
        if (version_compare(Kernel::VERSION, '3.1.0', '>=')) {
            $class = ArrayAdapter::class;
        } else {
            $class = ArrayParserCache::class;
        }
        $definition = new Definition($class);
        $definition->setPublic(false);
        $container->setDefinition($this->getAlias().'.cache_expression_language_parser.default', $definition);
    }

    private function setShowDebug(array $config, ContainerBuilder $container)
    {
        $container->getDefinition($this->getAlias().'.request_executor')->replaceArgument(4, $config['definitions']['show_debug_info']);
    }

    private function setVersions(array $config, ContainerBuilder $container)
    {
        $container->setParameter($this->getAlias().'.versions.graphiql', $config['versions']['graphiql']);
        $container->setParameter($this->getAlias().'.versions.react', $config['versions']['react']);
        $container->setParameter($this->getAlias().'.versions.fetch', $config['versions']['fetch']);
    }

    private function setConfigBuilders(array $config)
    {
        foreach (['args', 'field'] as $category) {
            if (!empty($config['definitions']['builders'][$category])) {
                $method = 'add'.ucfirst($category).'BuilderClass';

                foreach ($config['definitions']['builders'][$category] as $params) {
                    TypeWithOutputFieldsDefinition::$method($params['alias'], $params['class']);
                }
            }
        }
    }

    private function treatConfigs(array $configs, ContainerBuilder $container, $forceReload = false)
    {
        static $config = null;

        if ($forceReload || null === $config) {
            $configuration = $this->getConfiguration($configs, $container);
            $config = $this->processConfiguration($configuration, $configs);

It seems like $configuration defined by $this->getConfiguration($configs, $container) on line 105 can be null; however, Symfony\Component\DependencyInjection\Extension\Extension::processConfiguration() does not accept null, maybe add an additional type check?

        }

        return $config;
    }

    private function setSecurity(array $config, ContainerBuilder $container)
    {
        $container->setParameter($this->getAlias().'.query_max_depth', $config['security']['query_max_depth']);
        $container->setParameter($this->getAlias().'.query_max_complexity', $config['security']['query_max_complexity']);
    }

    private function setGraphiQLTemplate(array $config, ContainerBuilder $container)
    {
        $container->setParameter($this->getAlias().'.graphiql_template', $config['templates']['graphiql']);
    }

    private function setErrorHandlerArguments(array $config, ContainerBuilder $container)
    {
        $errorHandlerDefinition = $container->getDefinition($this->getAlias().'.error_handler');

        if (isset($config['definitions']['internal_error_message'])) {
            $errorHandlerDefinition->replaceArgument(0, $config['definitions']['internal_error_message']);
        }

        if (isset($config['definitions']['exceptions'])) {
            $errorHandlerDefinition
                ->replaceArgument(2, $this->buildExceptionMap($config['definitions']['exceptions']))
                ->addMethodCall('setUserWarningClass', [$config['definitions']['exceptions']['types']['warnings']])
                ->addMethodCall('setUserErrorClass', [$config['definitions']['exceptions']['types']['errors']])
            ;
        }
    }

    private function setSchemaBuilderArguments(array $config, ContainerBuilder $container)
    {
        $container->getDefinition($this->getAlias().'.schema_builder')
            ->replaceArgument(1, $config['definitions']['config_validation']);
    }

    private function setSchemaArguments(array $config, ContainerBuilder $container)
    {
        if (isset($config['definitions']['schema'])) {
            $executorDefinition = $container->getDefinition($this->getAlias().'.request_executor');

            foreach ($config['definitions']['schema'] as $schemaName => $schemaConfig) {
                $schemaID = sprintf('%s.schema_%s', $this->getAlias(), $schemaName);
                $definition = new Definition(Schema::class);
                $definition->setFactory([new Reference('overblog_graphql.schema_builder'), 'create']);
                $definition->setArguments([$schemaConfig['query'], $schemaConfig['mutation'], $schemaConfig['subscription']]);
                $definition->setPublic(false);
                $container->setDefinition($schemaID, $definition);

                $executorDefinition->addMethodCall('addSchema', [$schemaName, new Reference($schemaID)]);
            }
        }
    }

    private function setServicesAliases(array $config, ContainerBuilder $container)
    {
        if (isset($config['services'])) {
            foreach ($config['services'] as $name => $id) {
                $alias = sprintf('%s.%s', $this->getAlias(), $name);
                $container->setAlias($alias, $id);
            }
        }
    }

    public function getAlias()
    {
        return 'overblog_graphql';
    }

    public function getConfiguration(array $config, ContainerBuilder $container)
    {
        return new Configuration($container->getParameter('kernel.debug'));
    }

    /**
     * Returns a list of custom exceptions mapped to error/warning classes.
     *
     * @param array $exceptionConfig
     *
     * @return array Custom exception map, [exception => UserError/UserWarning]
     */
    private function buildExceptionMap(array $exceptionConfig)
    {
        $exceptionMap = [];
        $typeMap = $exceptionConfig['types'];

        foreach ($exceptionConfig as $type => $exceptionList) {
            if ('types' === $type) {
                continue;
            }

            foreach ($exceptionList as $exception) {
                $exceptionMap[$exception] = $typeMap[$type];
            }
        }

        return $exceptionMap;
    }
}