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Compiler.php
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/
Compiler.php
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<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Component\DependencyInjection\Compiler;
use Symfony\Component\DependencyInjection\ContainerBuilder;
use Symfony\Component\DependencyInjection\Exception\EnvParameterException;
/**
* This class is used to remove circular dependencies between individual passes.
*
* @author Johannes M. Schmitt <schmittjoh@gmail.com>
*/
class Compiler
{
private $passConfig;
private $log = array();
private $loggingFormatter;
private $serviceReferenceGraph;
public function __construct()
{
$this->passConfig = new PassConfig();
$this->serviceReferenceGraph = new ServiceReferenceGraph();
}
/**
* Returns the PassConfig.
*
* @return PassConfig The PassConfig instance
*/
public function getPassConfig()
{
return $this->passConfig;
}
/**
* Returns the ServiceReferenceGraph.
*
* @return ServiceReferenceGraph The ServiceReferenceGraph instance
*/
public function getServiceReferenceGraph()
{
return $this->serviceReferenceGraph;
}
/**
* Returns the logging formatter which can be used by compilation passes.
*
* @return LoggingFormatter
*
* @deprecated since version 3.3, to be removed in 4.0. Use the ContainerBuilder::log() method instead.
*/
public function getLoggingFormatter()
{
if (null === $this->loggingFormatter) {
@trigger_error(sprintf('The %s() method is deprecated since version 3.3 and will be removed in 4.0. Use the ContainerBuilder::log() method instead.', __METHOD__), E_USER_DEPRECATED);
$this->loggingFormatter = new LoggingFormatter();
}
return $this->loggingFormatter;
}
/**
* Adds a pass to the PassConfig.
*
* @param CompilerPassInterface $pass A compiler pass
* @param string $type The type of the pass
* @param int $priority Used to sort the passes
*/
public function addPass(CompilerPassInterface $pass, $type = PassConfig::TYPE_BEFORE_OPTIMIZATION/*, $priority = 0*/)
{
if (func_num_args() >= 3) {
$priority = func_get_arg(2);
} else {
if (__CLASS__ !== get_class($this)) {
$r = new \ReflectionMethod($this, __FUNCTION__);
if (__CLASS__ !== $r->getDeclaringClass()->getName()) {
@trigger_error(sprintf('Method %s() will have a third `$priority = 0` argument in version 4.0. Not defining it is deprecated since 3.2.', get_class($this), __FUNCTION__), E_USER_DEPRECATED);
}
}
$priority = 0;
}
$this->passConfig->addPass($pass, $type, $priority);
}
/**
* Adds a log message.
*
* @param string $string The log message
*
* @deprecated since version 3.3, to be removed in 4.0. Use the ContainerBuilder::log() method instead.
*/
public function addLogMessage($string)
{
@trigger_error(sprintf('The %s() method is deprecated since version 3.3 and will be removed in 4.0. Use the ContainerBuilder::log() method instead.', __METHOD__), E_USER_DEPRECATED);
$this->log[] = $string;
}
/**
* @final
*/
public function log(CompilerPassInterface $pass, $message)
{
$this->log[] = get_class($pass).': '.$message;
}
/**
* Returns the log.
*
* @return array Log array
*/
public function getLog()
{
return $this->log;
}
/**
* Run the Compiler and process all Passes.
*
* @param ContainerBuilder $container
*/
public function compile(ContainerBuilder $container)
{
try {
foreach ($this->passConfig->getPasses() as $pass) {
$pass->process($container);
}
} catch (\Exception $e) {
$usedEnvs = array();
$prev = $e;
do {
$msg = $prev->getMessage();
if ($msg !== $resolvedMsg = $container->resolveEnvPlaceholders($msg, null, $usedEnvs)) {
$r = new \ReflectionProperty($prev, 'message');
$r->setAccessible(true);
$r->setValue($prev, $resolvedMsg);
}
} while ($prev = $prev->getPrevious());
if ($usedEnvs) {
$e = new EnvParameterException($usedEnvs, $e);
}
throw $e;
}
}
}