Files
kimai2/src/DependencyInjection/Compiler/DoctrineCompilerPass.php
2021-03-06 12:34:34 +01:00

135 lines
3.8 KiB
PHP

<?php
/*
* This file is part of the Kimai time-tracking app.
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace App\DependencyInjection\Compiler;
use Symfony\Component\DependencyInjection\Compiler\CompilerPassInterface;
use Symfony\Component\DependencyInjection\ContainerBuilder;
use Symfony\Component\Yaml\Yaml;
/**
* Dynamically loads additional doctrine functions for the configured database engine.
*/
class DoctrineCompilerPass implements CompilerPassInterface
{
/**
* @var string[]
*/
private $allowedEngines = [
'mysql' => 'mysql',
'sqlite' => 'sqlite',
];
private function getEnvVar(string $name): ?string
{
$envVarValue = null;
if (isset($_ENV[$name])) {
$envVarValue = $_ENV[$name];
}
if ($envVarValue === null && isset($_SERVER[$name])) {
$envVarValue = $_SERVER[$name];
}
if ($envVarValue === null) {
$envVarValue = getenv($name);
}
if ($envVarValue === false || empty($envVarValue)) {
return null;
}
return $envVarValue;
}
/**
* @return string
* @throws \Exception
*/
private function findEngine(): string
{
$engine = null;
if (null !== ($databaseUrl = $this->getEnvVar('DATABASE_URL'))) {
$urlParts = explode('://', $databaseUrl);
$engine = $urlParts[0] ?: null;
}
if ($engine === null) {
$engine = $this->getEnvVar('DATABASE_ENGINE');
}
if ($engine === null) {
throw new \Exception(
'Could not detect database engine, make sure DATABASE_URL is available from $_SERVER or $_ENV. Check your .env file.'
);
}
if (!\array_key_exists($engine, $this->allowedEngines)) {
throw new \Exception(
'Unsupported database engine: ' . $engine . '. Kimai only supports one of: ' .
implode(', ', array_keys($this->allowedEngines))
);
}
return $this->allowedEngines[$engine];
}
/**
* @param ContainerBuilder $container
* @return string
* @throws \Exception
*/
protected function getConfigFile(ContainerBuilder $container)
{
$engine = $this->findEngine();
$configDir = realpath(
$container->getParameter('kernel.project_dir') . '/config/packages/doctrine/'
);
$configFile = $configDir . '/' . $engine . '.yaml';
if (!file_exists($configFile)) {
throw new \Exception('Could not find config file for database engine. Looked at ' . $configFile);
}
return $configFile;
}
/**
* @param ContainerBuilder $container
* @throws \Exception
*/
public function process(ContainerBuilder $container)
{
$configFile = $this->getConfigFile($container);
$config = Yaml::parse(file_get_contents($configFile));
if (!isset($config['doctrine']['orm']['dql']) || empty($config['doctrine']['orm']['dql'])) {
throw new \Exception('could not load custom Doctrine functions from: ' . $configFile);
}
$sql = $config['doctrine']['orm']['dql'];
$ormConfig = $container->getDefinition('doctrine.orm.default_configuration');
foreach ($sql['string_functions'] as $name => $function) {
$ormConfig->addMethodCall('addCustomStringFunction', [$name, $function]);
}
foreach ($sql['numeric_functions'] as $name => $function) {
$ormConfig->addMethodCall('addCustomNumericFunction', [$name, $function]);
}
foreach ($sql['datetime_functions'] as $name => $function) {
$ormConfig->addMethodCall('addCustomDatetimeFunction', [$name, $function]);
}
}
}