CodeIgniter2的Doctrine2包装器-开发配置。

Posted 2021-02-24

<?php
use DoctrineCommonClassLoader,
    DoctrineORMConfiguration,
    DoctrineORMEntityManager,
    DoctrineCommonCacheArrayCache,
    DoctrineDBALLoggingEchoSQLLogger;
 
class Doctrine {
 
  public $em = null;
 
  public function __construct()
  {
    // load database configuration from CodeIgniter
    require_once APPPATH.'config/database.php';
 
    // Set up class loading. You could use different autoloaders, provided by your favorite framework,
    // if you want to.
    require_once APPPATH.'libraries/Doctrine/Common/ClassLoader.php';
 
    $doctrineClassLoader = new ClassLoader('Doctrine',  APPPATH.'libraries');
    $doctrineClassLoader->register();
    $entitiesClassLoader = new ClassLoader('models', rtrim(APPPATH, "/" ));
    $entitiesClassLoader->register();
    $proxiesClassLoader = new ClassLoader('Proxies', APPPATH.'models/proxies');
    $proxiesClassLoader->register();
 
    // Set up caches
    $config = new Configuration;
    $cache = new ArrayCache;
    $config->setMetadataCacheImpl($cache);
    $driverImpl = $config->newDefaultAnnotationDriver(array(APPPATH.'models/Entities'));
    $config->setMetadataDriverImpl($driverImpl);
    $config->setQueryCacheImpl($cache);
 
    $config->setQueryCacheImpl($cache);
 
    // Proxy configuration
    $config->setProxyDir(APPPATH.'/models/proxies');
    $config->setProxyNamespace('Proxies');
 
    // Set up logger
    $logger = new EchoSQLLogger;
    $config->setSQLLogger($logger);
 
    $config->setAutoGenerateProxyClasses( TRUE );
 
    // Database connection information
    $connectionOptions = array(
        'driver' => 'pdo_mysql',
        'user' =>     $db['default']['username'],
        'password' => $db['default']['password'],
        'host' =>     $db['default']['hostname'],
        'dbname' =>   $db['default']['database']
    );
 
    // Create EntityManager
    $this->em = EntityManager::create($connectionOptions, $config);
  }
}