JsonRpcServerExtension::loadJsonRpcMethodsFromTag() - Code Metrics - Inspection of "Add symfony extension" - yoanm/php-jsonrpc-server-sdk - Measure and Improve Code Quality continuously with Scrutinizer

Failed Conditions

Pull Request — feature/symfony-extension (#20)

by Yo

created 2018-04-04 20:32 UTC

loadJsonRpcMethodsFromTag() A

↳ Parent: JsonRpcServerExtension

Complexity

Conditions	4
Paths	3

Size

Total Lines	21
Code Lines	14

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	0
CRAP Score	20

Importance

Changes

Metric	Value
cc	4
eloc	14
nc	3
nop	1
dl	0
loc	21
ccs	0
cts	19
cp	0
crap	20
rs	9.0534
c	0
b	0
f	0

<?php
namespace Yoanm\JsonRpcServer\Infra\Symfony\DependencyInjection;

use Symfony\Component\DependencyInjection\ContainerBuilder;
use Symfony\Component\DependencyInjection\Definition;
use Symfony\Component\DependencyInjection\Exception\LogicException;
use Symfony\Component\DependencyInjection\Extension\Extension;
use Symfony\Component\DependencyInjection\Reference;
use Yoanm\JsonRpcServer\App\Creator\CustomExceptionCreator;
use Yoanm\JsonRpcServer\App\Creator\ResponseCreator;
use Yoanm\JsonRpcServer\App\Manager\MethodManager;
use Yoanm\JsonRpcServer\App\RequestHandler;
use Yoanm\JsonRpcServer\App\Serialization\RequestDenormalizer;
use Yoanm\JsonRpcServer\App\Serialization\ResponseNormalizer;
use Yoanm\JsonRpcServer\Infra\Endpoint\JsonRpcEndpoint;
use Yoanm\JsonRpcServer\Infra\Resolver\ArrayMethodResolver;
use Yoanm\JsonRpcServer\Infra\Serialization\RawRequestSerializer;
use Yoanm\JsonRpcServer\Infra\Serialization\RawResponseSerializer;

/**
 * Class JsonRpcServerExtension
 */
class JsonRpcServerExtension extends Extension
{
    // Use this service to inject string request
    const ENDPOINT_SERVICE_NAME = 'yoanm.jsonrpc_server_sdk.endpoint';
    // Use this tag to inject your own resolver
    const METHOD_RESOLVER_TAG = 'yoanm.jsonrpc_server_sdk.method_resolver';
    // Use this tag to inject your JSON-RPC methods into the default method resolver
    const JSONRPC_METHOD_TAG = 'yoanm.jsonrpc_server_sdk.jsonrpc_method';
    // In case you use the ArrayMethodResolver, use this service to manually inject your JSON-RPC methods
    const DEFAULT_METHOD_RESOLVER_SERVICE_NAME   = 'yoanm.jsonrpc_server_sdk.infra.resolver.array_method_resolver';


    const JSONRPC_METHOD_TAG_METHOD_NAME_KEY = 'method';


    private $appResponseCreatorServiceId        = 'yoanm.jsonrpc_server_sdk.app.creator.response';
    private $appCustomExceptionCreatorServiceId = 'yoanm.jsonrpc_server_sdk.app.creator.custom_exception';
    private $appRequestDenormalizerServiceId    = 'yoanm.jsonrpc_server_sdk.app.serialization.request_denormalizer';
    private $appResponseNormalizerServiceId     = 'yoanm.jsonrpc_server_sdk.app.serialization.response_normalizer';
    private $appMethodManagerServiceId          = 'yoanm.jsonrpc_server_sdk.app.manager.method';
    private $appRequestHandlerServiceId         = 'yoanm.jsonrpc_server_sdk.app.handler.request';

    private $infraRawReqSerializerServiceId  = 'yoanm.jsonrpc_server_sdk.infra.serialization.raw_request_serializer';
    private $infraRawRespSerializerServiceId = 'yoanm.jsonrpc_server_sdk.infra.serialization.raw_response_serializer';

    /**
     * {@inheritdoc}
     */
    public function load(array $configs, ContainerBuilder $container)
    {
        // Use only references to avoid class instantiation
        // And don't use file configuration in order to not add Symfony\Component\Config as dependency
        $this->createPublicServiceDefinitions($container);
        $this->createInfraServiceDefinitions($container);
        $this->createAppServiceDefinitions($container);
    }

    /**
     * @param ContainerBuilder $container
     */
    protected function createAppServiceDefinitions(ContainerBuilder $container)
    {
        // RequestDenormalizer
        $container->setDefinition($this->appRequestDenormalizerServiceId, new Definition(RequestDenormalizer::class));
        // ResponseNormalizer
        $container->setDefinition($this->appResponseNormalizerServiceId, new Definition(ResponseNormalizer::class));
        // ResponseCreator
        $container->setDefinition($this->appResponseCreatorServiceId, new Definition(ResponseCreator::class));
        // CustomExceptionCreator
        $container->setDefinition(
            $this->appCustomExceptionCreatorServiceId,
            new Definition(CustomExceptionCreator::class)
        );

        // MethodManager
        $container->setDefinition(
            $this->appMethodManagerServiceId,
            new Definition(
                MethodManager::class,
                [
                    new Reference($this->getMethodResolverServiceId($container)),
                    new Reference($this->appCustomExceptionCreatorServiceId)
                ]
            )
        );
        // RequestHandler
        $container->setDefinition(
            $this->appRequestHandlerServiceId,
            new Definition(
                RequestHandler::class,
                [
                    new Reference($this->appMethodManagerServiceId),
                    new Reference($this->appResponseCreatorServiceId)
                ]
            )
        );
    }

    /**
     * @param ContainerBuilder $container
     */
    protected function createInfraServiceDefinitions(ContainerBuilder $container)
    {
        // RawRequestSerializer
        $container->setDefinition(
            $this->infraRawReqSerializerServiceId,
            new Definition(
                RawRequestSerializer::class,
                [new Reference($this->appRequestDenormalizerServiceId)]
            )
        );

        // RawResponseSerializer
        $container->setDefinition(
            $this->infraRawRespSerializerServiceId,
            new Definition(
                RawResponseSerializer::class,
                [new Reference($this->appResponseNormalizerServiceId)]
            )
        );
    }

    /**
     * @param ContainerBuilder $container
     */
    protected function createPublicServiceDefinitions(ContainerBuilder $container)
    {
        $container->setDefinition(
            self::ENDPOINT_SERVICE_NAME,
            (new Definition(
                JsonRpcEndpoint::class,
                [
                    new Reference($this->infraRawReqSerializerServiceId),
                    new Reference($this->appRequestHandlerServiceId),
                    new Reference($this->infraRawRespSerializerServiceId),
                    new Reference($this->appResponseCreatorServiceId)
                ]
            ))->setPrivate(false)
        );

        $container->setDefinition(
            self::DEFAULT_METHOD_RESOLVER_SERVICE_NAME,
            (new Definition(ArrayMethodResolver::class))->setPrivate(false)
        );
    }

    /**
     * @param ContainerBuilder $container
     */
    private function getMethodResolverServiceId(ContainerBuilder $container)
    {
        $serviceIdList = array_keys($container->findTaggedServiceIds(self::METHOD_RESOLVER_TAG));
        $serviceCount = count($serviceIdList);
        if ($serviceCount > 0) {
            if ($serviceCount > 1) {
                throw new LogicException(
                    sprintf(
                        'Only one method resolver could be defined, found following services : %s',
                        implode(', ', $serviceIdList)
                    )
                );
            }
            // Use the first result
            $resolverServiceId = array_shift($serviceIdList);
        } else {
            // Use ArrayMethodResolver as default resolver
            $resolverServiceId = self::DEFAULT_METHOD_RESOLVER_SERVICE_NAME;
            $this->loadJsonRpcMethodsFromTag($container);
        }

        return $resolverServiceId;
    }

    /**
     * @param ContainerBuilder $container
     */
    private function loadJsonRpcMethodsFromTag(ContainerBuilder $container)
    {
        // Check if methods have been defined by tags
        $methodServiceList = $container->findTaggedServiceIds(self::JSONRPC_METHOD_TAG);
        $defaultResolverDefinition = $container->getDefinition(self::DEFAULT_METHOD_RESOLVER_SERVICE_NAME);

        foreach ($methodServiceList as $serviceId => $tags) {
            $firstTag = array_shift($tags);
            if (!is_array($firstTag) || !array_key_exists(self::JSONRPC_METHOD_TAG_METHOD_NAME_KEY, $firstTag)) {
                throw new LogicException(sprintf(
                    'Service %s is taggued as JSON-RPC method but does not have'
                        .'method name defined under "%s" tag attribute key',
                    $serviceId,
                    self::JSONRPC_METHOD_TAG_METHOD_NAME_KEY
                ));
            }
            $defaultResolverDefinition->addMethodCall(
                'addMethod',
                [
                    new Reference($serviceId),
                    $firstTag[self::JSONRPC_METHOD_TAG_METHOD_NAME_KEY]
                ]
            );
        }
    }
}


1			<?php
2			namespace Yoanm\JsonRpcServer\Infra\Symfony\DependencyInjection;
3
4			use Symfony\Component\DependencyInjection\ContainerBuilder;
5			use Symfony\Component\DependencyInjection\Definition;
6			use Symfony\Component\DependencyInjection\Exception\LogicException;
7			use Symfony\Component\DependencyInjection\Extension\Extension;
8			use Symfony\Component\DependencyInjection\Reference;
9			use Yoanm\JsonRpcServer\App\Creator\CustomExceptionCreator;
10			use Yoanm\JsonRpcServer\App\Creator\ResponseCreator;
11			use Yoanm\JsonRpcServer\App\Manager\MethodManager;
12			use Yoanm\JsonRpcServer\App\RequestHandler;
13			use Yoanm\JsonRpcServer\App\Serialization\RequestDenormalizer;
14			use Yoanm\JsonRpcServer\App\Serialization\ResponseNormalizer;
15			use Yoanm\JsonRpcServer\Infra\Endpoint\JsonRpcEndpoint;
16			use Yoanm\JsonRpcServer\Infra\Resolver\ArrayMethodResolver;
17			use Yoanm\JsonRpcServer\Infra\Serialization\RawRequestSerializer;
18			use Yoanm\JsonRpcServer\Infra\Serialization\RawResponseSerializer;
19
20			/**
21			* Class JsonRpcServerExtension
22			*/
23			class JsonRpcServerExtension extends Extension
24			{
25			// Use this service to inject string request
26			const ENDPOINT_SERVICE_NAME = 'yoanm.jsonrpc_server_sdk.endpoint';
27			// Use this tag to inject your own resolver
28			const METHOD_RESOLVER_TAG = 'yoanm.jsonrpc_server_sdk.method_resolver';
29			// Use this tag to inject your JSON-RPC methods into the default method resolver
30			const JSONRPC_METHOD_TAG = 'yoanm.jsonrpc_server_sdk.jsonrpc_method';
31			// In case you use the ArrayMethodResolver, use this service to manually inject your JSON-RPC methods
32			const DEFAULT_METHOD_RESOLVER_SERVICE_NAME = 'yoanm.jsonrpc_server_sdk.infra.resolver.array_method_resolver';
33
34
35			const JSONRPC_METHOD_TAG_METHOD_NAME_KEY = 'method';
36
37
38			private $appResponseCreatorServiceId = 'yoanm.jsonrpc_server_sdk.app.creator.response';
39			private $appCustomExceptionCreatorServiceId = 'yoanm.jsonrpc_server_sdk.app.creator.custom_exception';
40			private $appRequestDenormalizerServiceId = 'yoanm.jsonrpc_server_sdk.app.serialization.request_denormalizer';
41			private $appResponseNormalizerServiceId = 'yoanm.jsonrpc_server_sdk.app.serialization.response_normalizer';
42			private $appMethodManagerServiceId = 'yoanm.jsonrpc_server_sdk.app.manager.method';
43			private $appRequestHandlerServiceId = 'yoanm.jsonrpc_server_sdk.app.handler.request';
44
45			private $infraRawReqSerializerServiceId = 'yoanm.jsonrpc_server_sdk.infra.serialization.raw_request_serializer';
46			private $infraRawRespSerializerServiceId = 'yoanm.jsonrpc_server_sdk.infra.serialization.raw_response_serializer';
47
48			/**
49			* {@inheritdoc}
50			*/
51			public function load(array $configs, ContainerBuilder $container)
52			{
53			// Use only references to avoid class instantiation
54			// And don't use file configuration in order to not add Symfony\Component\Config as dependency
55			$this->createPublicServiceDefinitions($container);
56			$this->createInfraServiceDefinitions($container);
57			$this->createAppServiceDefinitions($container);
58			}
59
60			/**
61			* @param ContainerBuilder $container
62			*/
63			protected function createAppServiceDefinitions(ContainerBuilder $container)
64			{
65			// RequestDenormalizer
66			$container->setDefinition($this->appRequestDenormalizerServiceId, new Definition(RequestDenormalizer::class));
67			// ResponseNormalizer
68			$container->setDefinition($this->appResponseNormalizerServiceId, new Definition(ResponseNormalizer::class));
69			// ResponseCreator
70			$container->setDefinition($this->appResponseCreatorServiceId, new Definition(ResponseCreator::class));
71			// CustomExceptionCreator
72			$container->setDefinition(
73			$this->appCustomExceptionCreatorServiceId,
74			new Definition(CustomExceptionCreator::class)
75			);
76
77			// MethodManager
78			$container->setDefinition(
79			$this->appMethodManagerServiceId,
80			new Definition(
81			MethodManager::class,
82			[
83			new Reference($this->getMethodResolverServiceId($container)),
84			new Reference($this->appCustomExceptionCreatorServiceId)
85			]
86			)
87			);
88			// RequestHandler
89			$container->setDefinition(
90			$this->appRequestHandlerServiceId,
91			new Definition(
92			RequestHandler::class,
93			[
94			new Reference($this->appMethodManagerServiceId),
95			new Reference($this->appResponseCreatorServiceId)
96			]
97			)
98			);
99			}
100
101			/**
102			* @param ContainerBuilder $container
103			*/
104			protected function createInfraServiceDefinitions(ContainerBuilder $container)
105			{
106			// RawRequestSerializer
107			$container->setDefinition(
108			$this->infraRawReqSerializerServiceId,
109			new Definition(
110			RawRequestSerializer::class,
111			[new Reference($this->appRequestDenormalizerServiceId)]
112			)
113			);
114
115			// RawResponseSerializer
116			$container->setDefinition(
117			$this->infraRawRespSerializerServiceId,
118			new Definition(
119			RawResponseSerializer::class,
120			[new Reference($this->appResponseNormalizerServiceId)]
121			)
122			);
123			}
124
125			/**
126			* @param ContainerBuilder $container
127			*/
128			protected function createPublicServiceDefinitions(ContainerBuilder $container)
129			{
130			$container->setDefinition(
131			self::ENDPOINT_SERVICE_NAME,
132			(new Definition(
133			JsonRpcEndpoint::class,
134			[
135			new Reference($this->infraRawReqSerializerServiceId),
136			new Reference($this->appRequestHandlerServiceId),
137			new Reference($this->infraRawRespSerializerServiceId),
138			new Reference($this->appResponseCreatorServiceId)
139			]
140			))->setPrivate(false)
141			);
142
143			$container->setDefinition(
144			self::DEFAULT_METHOD_RESOLVER_SERVICE_NAME,
145			(new Definition(ArrayMethodResolver::class))->setPrivate(false)
146			);
147			}
148
149			/**
150			* @param ContainerBuilder $container
151			*/
152			private function getMethodResolverServiceId(ContainerBuilder $container)
153			{
154			$serviceIdList = array_keys($container->findTaggedServiceIds(self::METHOD_RESOLVER_TAG));
155			$serviceCount = count($serviceIdList);
156			if ($serviceCount > 0) {
157			if ($serviceCount > 1) {
158			throw new LogicException(
159			sprintf(
160			'Only one method resolver could be defined, found following services : %s',
161			implode(', ', $serviceIdList)
162			)
163			);
164			}
165			// Use the first result
166			$resolverServiceId = array_shift($serviceIdList);
167			} else {
168			// Use ArrayMethodResolver as default resolver
169			$resolverServiceId = self::DEFAULT_METHOD_RESOLVER_SERVICE_NAME;
170			$this->loadJsonRpcMethodsFromTag($container);
171			}
172
173			return $resolverServiceId;
174			}
175
176			/**
177			* @param ContainerBuilder $container
178			*/
179			private function loadJsonRpcMethodsFromTag(ContainerBuilder $container)
180			{
181			// Check if methods have been defined by tags
182			$methodServiceList = $container->findTaggedServiceIds(self::JSONRPC_METHOD_TAG);
183			$defaultResolverDefinition = $container->getDefinition(self::DEFAULT_METHOD_RESOLVER_SERVICE_NAME);
184
185			foreach ($methodServiceList as $serviceId => $tags) {
186			$firstTag = array_shift($tags);
187			if (!is_array($firstTag) \|\| !array_key_exists(self::JSONRPC_METHOD_TAG_METHOD_NAME_KEY, $firstTag)) {
188			throw new LogicException(sprintf(
189			'Service %s is taggued as JSON-RPC method but does not have'
190			.'method name defined under "%s" tag attribute key',
191			$serviceId,
192			self::JSONRPC_METHOD_TAG_METHOD_NAME_KEY
193			));
194			}
195			$defaultResolverDefinition->addMethodCall(
196			'addMethod',
197			[
198			new Reference($serviceId),
199			$firstTag[self::JSONRPC_METHOD_TAG_METHOD_NAME_KEY]
200			]
201			);
202			}
203			}
204			}
205

yoanm / php-jsonrpc-server-sdk

Pull Request — feature/symfony-extension (#20)

loadJsonRpcMethodsFromTag() A

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