?? ??? ??(ORM) ??: ORM ?? ??

??????? ??? ? ???? ???? ???? ?? ???????? ???? ???. ??? ?? ?????? ?? ??? ?? ???? ?? ?????. ??? ??? ??? ?? ??? ???? ?? ORM? ?????. ORM? ??? ?????? ???? ???? ???? ???? ??? ??? ?? ?? ?? ?? ??? ? ?? ????.

Doctrine ORM? PHP?? ?? ?? ?? ORM ????? ? ?????. ????? ???? ??? ???? PHP ??? ?????? ???? ???? CRUD ??? ?? ???? ?? API? ?????.

? ???? ??, ???, ??, ?? ?? ???? Doctrine ORM? ?? ? ?? ?? ??? ?????.

Configuration

???? ?? Doctrine ORM? ???? ???. ?? ??? ???? Composer? ?? ??? ? ????:

composer require doctrine/orm

???? PHP ???? Doctrine? ????? ???. ?? ?? ??? ?? ??? ? ????.

use DoctrineORMToolsSetup;
use DoctrineORMEntityManager;

require_once "vendor/autoload.php";

$paths = array("path/to/entity-files");
$isDevMode = false;

// the connection configuration
$dbParams = array(
    'driver'   => 'pdo_mysql',
    'user'     => 'your_database_user',
    'password' => 'your_database_password',
    'dbname'   => 'your_database_name',
);

$config = Setup::createAnnotationMetadataConfiguration($paths, $isDevMode);
$entityManager = EntityManager::create($dbParams, $config);

? ????? ?? ??? ??? ??? ?????. ?? ?? ????, ??? ??, ????, ?????? ??? ?? ?????? ?? ????? ??????. ????? Setup::createAnnotationMetadataConfiguration() ??? ???? ?????? ??? ?? EntityManager::create() ??? ???? ??? ???? ?????.

Entity

?? Model? Entity? ?? ????. ?????? ???? ????? ??? ???? ???? ???. ? ???? DoctrineORMMappingClassMetadata ???? ???? DoctrineORMMappingEntity ? DoctrineORMMappingTable ??? ???? ???.

use DoctrineORMMapping as ORM;

/**
 * @ORMEntity
 * @ORMTable(name="users")
 */
class User
{
    /**
     * @ORMId
     * @ORMGeneratedValue
     * @ORMColumn(type="integer")
     */
    private $id;

    /**
     * @ORMColumn(type="string")
     */
    private $name;

    /**
     * @ORMColumn(type="string", length=100, unique=true)
     */
    private $email;

    // ... getters and setters
}

? ????? "users"?? ?????? ???? ??? User ??? ???? ??????. $id, $name ? $email? ? ?? ??? ????. ??? Doctrine ORM? ??? ??? ???? ??? ?????. ?? ?? $id ??? ?? ??? ?? ????, $name ??? varchar ??? ?????? ?? ????, $email ??? varchar ??? ????, ?????? ??? ??? ???? ???.

Mapping

???? ??? ??? Doctrine ORM? ???? ?????? ???? ???? ??? ??? ???. XML, ?? ?? YAML? ???? ?? ??? ??? ? ????.

????? ??? ???? ?? ??? ?????. ?? ?? ?? ????? User ???? ?????? ???? ???? ?? ??? ?????. users

/**
 * @ORMEntity
 * @ORMTable(name="users")
 */
class User
{
    // properties ...

    // many-to-one association
    /**
     * @ORMManyToOne(targetEntity="Department")
     * @ORMJoinColumn(name="department_id", referencedColumnName="id")
     */
    private $department;
}

? ????? ???(???) ??? ?????. ?? ?? ?? ??? ???? ????? ???.

Query

Doctrine ORM? CRUD ??? ?? ??? ? ?? ???? ?? ?? API ??? ?????. ?? ??, ?? ??? Doctrine? ???? ???? ???? ??? ?????.

$userRepository = $entityManager->getRepository('User');
$users = $userRepository->findAll();

foreach ($users as $user) {
    echo sprintf("-%s
", $user->getName());
}

? ????? $entityManager ??? ???? ??? ??? ????? ????. ?? ?? findAll() ???? ???? ?? User ????? ???? ? ????? ??? ??? ?????.

??

? ????? ??, ???, ?? ? ??? ???? Doctrine ORM? ?? ??? ?????. ORM? ?????? ?? ??? ??? ?? ???? ? ?? ?? ??? ?????. ? ?? ???? ORM? ???? ? ??? ??? ???, Doctrine ORM? ?? ? ?? ??? ??? ? ? ??? ????.

? ??? ?? ??? ??(ORM) ??: ?? ORM ??? ?? ?????. ??? ??? PHP ??? ????? ?? ?? ??? ?????!