Passed
Push — master ( e42f4b...a9b120 )
by Dominik
02:23
created

DoctrineOrmManagerRegistry::getManager()   A

Complexity

Conditions 3
Paths 3

Size

Total Lines 16

Duplication

Lines 0
Ratio 0 %

Code Coverage

Tests 8
CRAP Score 3

Importance

Changes 0
Metric Value
dl 0
loc 16
ccs 8
cts 8
cp 1
rs 9.7333
c 0
b 0
f 0
cc 3
nc 3
nop 1
crap 3
1
<?php
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3
declare(strict_types=1);
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namespace Chubbyphp\ServiceProvider\Registry;
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use Doctrine\Common\Persistence\ManagerRegistry;
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use Doctrine\Common\Persistence\ObjectManager;
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use Doctrine\Common\Persistence\ObjectRepository;
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use Doctrine\Common\Persistence\Proxy;
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use Doctrine\DBAL\Connection;
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use Doctrine\ORM\EntityManager;
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use Doctrine\ORM\EntityRepository;
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use Doctrine\ORM\ORMException;
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use Pimple\Container;
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final class DoctrineOrmManagerRegistry implements ManagerRegistry
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{
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    /**
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     * @var Container
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     */
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    private $container;
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    /**
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     * @var Container|Connection[]
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     */
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    private $connections;
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    /**
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     * @var string
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     */
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    private $defaultConnectionName;
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    /**
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     * @var Container|EntityManager[]
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     */
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    private $originalManagers;
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    /**
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     * @var EntityManager[]
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     */
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    private $resetedManagers = [];
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    /**
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     * @var string
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     */
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    private $defaultManagerName;
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    /**
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     * @param Container $container
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     */
52 17
    public function __construct(Container $container)
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    {
54 17
        $this->container = $container;
55 17
    }
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    /**
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     * @return string
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     */
60 3
    public function getDefaultConnectionName(): string
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    {
62 3
        $this->loadConnections();
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64 3
        return $this->defaultConnectionName;
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    }
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    /**
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     * @param string|null $name
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     *
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     * @return Connection
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     *
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     * @throws \InvalidArgumentException
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     */
74 2
    public function getConnection($name = null): Connection
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    {
76 2
        $this->loadConnections();
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78 2
        $name = $name ?? $this->getDefaultConnectionName();
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80 2
        if (!isset($this->connections[$name])) {
81 1
            throw new \InvalidArgumentException(sprintf('Missing connection with name "%s".', $name));
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        }
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84 1
        return $this->connections[$name];
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    }
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    /**
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     * @return Connection[]
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     */
90 1
    public function getConnections(): array
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    {
92 1
        $this->loadConnections();
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94 1
        $connections = array();
95 1
        foreach ($this->connections->keys() as $name) {
96 1
            $connections[$name] = $this->connections[$name];
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        }
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99 1
        return $connections;
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    }
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    /**
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     * @return string[]
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     */
105 1
    public function getConnectionNames(): array
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    {
107 1
        $this->loadConnections();
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109 1
        return $this->connections->keys();
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    }
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    /**
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     * @return string
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     */
115 6
    public function getDefaultManagerName(): string
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    {
117 6
        $this->loadManagers();
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119 6
        return $this->defaultManagerName;
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    }
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    /**
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     * @param string|null $name
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     *
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     * @return EntityManager|ObjectManager
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     */
127 6
    public function getManager($name = null): ObjectManager
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    {
129 6
        $this->loadManagers();
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131 6
        $name = $name ?? $this->getDefaultManagerName();
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133 6
        if (!isset($this->originalManagers[$name])) {
134 1
            throw new \InvalidArgumentException(sprintf('Missing manager with name "%s".', $name));
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        }
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137 5
        if (isset($this->resetedManagers[$name])) {
138 1
            return $this->resetedManagers[$name];
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        }
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141 4
        return $this->originalManagers[$name];
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    }
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    /**
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     * @return EntityManager[]|ObjectManager[]
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     */
147 2
    public function getManagers(): array
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    {
149 2
        $this->loadManagers();
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151 2
        $managers = array();
152 2
        foreach ($this->originalManagers->keys() as $name) {
153 2
            if (isset($this->resetedManagers[$name])) {
154 1
                $manager = $this->resetedManagers[$name];
155
            } else {
156 1
                $manager = $this->originalManagers[$name];
157
            }
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159 2
            $managers[$name] = $manager;
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        }
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162 2
        return $managers;
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    }
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    /**
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     * @return array
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     */
168 3
    public function getManagerNames(): array
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    {
170 3
        $this->loadManagers();
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172 3
        return $this->originalManagers->keys();
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    }
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    /**
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     * @param string|null $name
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     *
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     * @return EntityManager|ObjectManager
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     */
180 2
    public function resetManager($name = null)
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    {
182 2
        $this->loadManagers();
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184 2
        $name = $name ?? $this->getDefaultManagerName();
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186 2
        if (!isset($this->originalManagers[$name])) {
187 1
            throw new \InvalidArgumentException(sprintf('Missing manager with name "%s".', $name));
188
        }
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190 1
        $originalManager = $this->originalManagers[$name];
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192 1
        $this->resetedManagers[$name] = EntityManager::create(
193 1
            $originalManager->getConnection(),
194 1
            $originalManager->getConfiguration(),
195 1
            $originalManager->getEventManager()
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        );
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198 1
        return $this->resetedManagers[$name];
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    }
200
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    /**
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     * @param string $alias
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     *
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     * @return string
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     *
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     * @throws ORMException
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     */
208 2
    public function getAliasNamespace($alias): string
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    {
210 2
        foreach ($this->getManagerNames() as $name) {
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            try {
212 2
                return $this->getManager($name)->getConfiguration()->getEntityNamespace($alias);
0 ignored issues
show
Bug introduced by
It seems like you code against a concrete implementation and not the interface Doctrine\Common\Persistence\ObjectManager as the method getConfiguration() does only exist in the following implementations of said interface: Doctrine\ORM\Decorator\EntityManagerDecorator, Doctrine\ORM\EntityManager.

Let’s take a look at an example:

interface User
{
    /** @return string */
    public function getPassword();
}

class MyUser implements User
{
    public function getPassword()
    {
        // return something
    }

    public function getDisplayName()
    {
        // return some name.
    }
}

class AuthSystem
{
    public function authenticate(User $user)
    {
        $this->logger->info(sprintf('Authenticating %s.', $user->getDisplayName()));
        // do something.
    }
}

In the above example, the authenticate() method works fine as long as you just pass instances of MyUser. However, if you now also want to pass a different implementation of User which does not have a getDisplayName() method, the code will break.

Available Fixes

  1. Change the type-hint for the parameter:

    class AuthSystem
    {
        public function authenticate(MyUser $user) { /* ... */ }
    }
    
  2. Add an additional type-check:

    class AuthSystem
    {
        public function authenticate(User $user)
        {
            if ($user instanceof MyUser) {
                $this->logger->info(/** ... */);
            }
    
            // or alternatively
            if ( ! $user instanceof MyUser) {
                throw new \LogicException(
                    '$user must be an instance of MyUser, '
                   .'other instances are not supported.'
                );
            }
    
        }
    }
    
Note: PHP Analyzer uses reverse abstract interpretation to narrow down the types inside the if block in such a case.
  1. Add the method to the interface:

    interface User
    {
        /** @return string */
        public function getPassword();
    
        /** @return string */
        public function getDisplayName();
    }
    
Loading history...
213 1
            } catch (ORMException $e) {
214
                // throw the exception only if no manager can solve it
215
            }
216
        }
217 1
        throw ORMException::unknownEntityNamespace($alias);
218
    }
219
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    /**
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     * @param string $persistentObject
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     * @param null   $persistentManagerName
223
     *
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     * @return EntityRepository|ObjectRepository
225
     */
226 1
    public function getRepository($persistentObject, $persistentManagerName = null): ObjectRepository
227
    {
228 1
        return $this->getManager($persistentManagerName)->getRepository($persistentObject);
229
    }
230
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    /**
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     * @param string $class
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     *
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     * @return EntityManager|ObjectManager|null
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     */
236
    public function getManagerForClass($class)
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    {
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        $proxyClass = new \ReflectionClass($class);
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        if ($proxyClass->implementsInterface(Proxy::class)) {
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            $class = $proxyClass->getParentClass()->getName();
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        }
242
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        foreach ($this->getManagerNames() as $name) {
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            if (!$this->getManager($name)->getMetadataFactory()->isTransient($class)) {
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                return $this->getManager($name);
246
            }
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        }
248
    }
249
250 5
    private function loadConnections()
251
    {
252 5
        if (null === $this->connections) {
253 5
            $this->connections = $this->container['doctrine.dbal.dbs'];
254 5
            $this->defaultConnectionName = $this->container['doctrine.dbal.dbs.default'];
255
        }
256 5
    }
257
258 12
    private function loadManagers()
259
    {
260 12
        if (null === $this->originalManagers) {
261 12
            $this->originalManagers = $this->container['doctrine.orm.ems'];
262 12
            $this->defaultManagerName = $this->container['doctrine.orm.ems.default'];
263
        }
264 12
    }
265
}
266