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- 28.08.2024
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Compiler.php
001 <?php
002
003 /*
004 * This file is part of the Symfony package.
005 *
006 * (c) Fabien Potencier <fabien@symfony.com>
007 *
008 * For the full copyright and license information, please view the LICENSE
009 * file that was distributed with this source code.
010 */
011
012 namespace Symfony\Component\DependencyInjection\Compiler;
013
014 use Symfony\Component\DependencyInjection\ContainerBuilder;
015 use Symfony\Component\DependencyInjection\Exception\EnvParameterException;
016
017 /**
018 * This class is used to remove circular dependencies between individual passes.
019 *
020 * @author Johannes M. Schmitt <schmittjoh@gmail.com>
021 */
022 class Compiler
023 {
024 private $passConfig;
025 private $log = [];
026 private $loggingFormatter;
027 private $serviceReferenceGraph;
028
029 public function __construct()
030 {
031 $this->passConfig = new PassConfig();
032 $this->serviceReferenceGraph = new ServiceReferenceGraph();
033 }
034
035 /**
036 * Returns the PassConfig.
037 *
038 * @return PassConfig The PassConfig instance
039 */
040 public function getPassConfig()
041 {
042 return $this->passConfig;
043 }
044
045 /**
046 * Returns the ServiceReferenceGraph.
047 *
048 * @return ServiceReferenceGraph The ServiceReferenceGraph instance
049 */
050 public function getServiceReferenceGraph()
051 {
052 return $this->serviceReferenceGraph;
053 }
054
055 /**
056 * Returns the logging formatter which can be used by compilation passes.
057 *
058 * @return LoggingFormatter
059 *
060 * @deprecated since version 3.3, to be removed in 4.0. Use the ContainerBuilder::log() method instead.
061 */
062 public function getLoggingFormatter()
063 {
064 if (null === $this->loggingFormatter) {
065 @trigger_error(sprintf('The %s() method is deprecated since Symfony 3.3 and will be removed in 4.0. Use the ContainerBuilder::log() method instead.', __METHOD__), \E_USER_DEPRECATED);
066
067 $this->loggingFormatter = new LoggingFormatter();
068 }
069
070 return $this->loggingFormatter;
071 }
072
073 /**
074 * Adds a pass to the PassConfig.
075 *
076 * @param CompilerPassInterface $pass A compiler pass
077 * @param string $type The type of the pass
078 */
079 public function addPass(CompilerPassInterface $pass, $type = PassConfig::TYPE_BEFORE_OPTIMIZATION/*, int $priority = 0*/)
080 {
081 if (\func_num_args() >= 3) {
082 $priority = func_get_arg(2);
083 } else {
084 if (__CLASS__ !== static::class) {
085 $r = new \ReflectionMethod($this, __FUNCTION__);
086 if (__CLASS__ !== $r->getDeclaringClass()->getName()) {
087 @trigger_error(sprintf('Method %s() will have a third `int $priority = 0` argument in version 4.0. Not defining it is deprecated since Symfony 3.2.', __METHOD__), \E_USER_DEPRECATED);
088 }
089 }
090
091 $priority = 0;
092 }
093
094 $this->passConfig->addPass($pass, $type, $priority);
095 }
096
097 /**
098 * Adds a log message.
099 *
100 * @param string $string The log message
101 *
102 * @deprecated since version 3.3, to be removed in 4.0. Use the ContainerBuilder::log() method instead.
103 */
104 public function addLogMessage($string)
105 {
106 @trigger_error(sprintf('The %s() method is deprecated since Symfony 3.3 and will be removed in 4.0. Use the ContainerBuilder::log() method instead.', __METHOD__), \E_USER_DEPRECATED);
107
108 $this->log[] = $string;
109 }
110
111 /**
112 * @final
113 */
114 public function log(CompilerPassInterface $pass, $message)
115 {
116 if (false !== strpos($message, "\n")) {
117 $message = str_replace("\n", "\n".\get_class($pass).': ', trim($message));
118 }
119
120 $this->log[] = \get_class($pass).': '.$message;
121 }
122
123 /**
124 * Returns the log.
125 *
126 * @return array Log array
127 */
128 public function getLog()
129 {
130 return $this->log;
131 }
132
133 /**
134 * Run the Compiler and process all Passes.
135 */
136 public function compile(ContainerBuilder $container)
137 {
138 try {
139 foreach ($this->passConfig->getPasses() as $pass) {
140 $pass->process($container);
141 }
142 } catch (\Exception $e) {
143 $usedEnvs = [];
144 $prev = $e;
145
146 do {
147 $msg = $prev->getMessage();
148
149 if ($msg !== $resolvedMsg = $container->resolveEnvPlaceholders($msg, null, $usedEnvs)) {
150 $r = new \ReflectionProperty($prev, 'message');
151 $r->setAccessible(true);
152 $r->setValue($prev, $resolvedMsg);
153 }
154 } while ($prev = $prev->getPrevious());
155
156 if ($usedEnvs) {
157 $e = new EnvParameterException($usedEnvs, $e);
158 }
159
160 throw $e;
161 } finally {
162 $this->getServiceReferenceGraph()->clear();
163 }
164 }
165 }
166