function UpdateCompilerPass::process
Same name in other branches
- 8.9.x core/lib/Drupal/Core/Update/UpdateCompilerPass.php \Drupal\Core\Update\UpdateCompilerPass::process()
- 10 core/lib/Drupal/Core/Update/UpdateCompilerPass.php \Drupal\Core\Update\UpdateCompilerPass::process()
- 11.x core/lib/Drupal/Core/Update/UpdateCompilerPass.php \Drupal\Core\Update\UpdateCompilerPass::process()
File
-
core/
lib/ Drupal/ Core/ Update/ UpdateCompilerPass.php, line 21
Class
- UpdateCompilerPass
- Removes services with unmet dependencies.
Namespace
Drupal\Core\UpdateCode
public function process(ContainerBuilder $container) {
$process_aliases = FALSE;
// Loop over the defined services and remove any with unmet dependencies.
// The kernel cannot be booted if the container has such services. This
// allows modules to run their update hooks to enable newly added
// dependencies.
do {
$has_changed = FALSE;
foreach ($container->getDefinitions() as $key => $definition) {
// Ensure all the definition's arguments are valid.
foreach ($definition->getArguments() as $argument) {
if ($this->isArgumentMissingService($argument, $container)) {
$container->removeDefinition($key);
$container->log($this, sprintf('Removed service "%s"; reason: depends on non-existent service "%s".', $key, (string) $argument));
$has_changed = TRUE;
$process_aliases = TRUE;
// Process the next definition.
continue 2;
}
}
// Ensure all the method call arguments are valid.
foreach ($definition->getMethodCalls() as $call) {
foreach ($call[1] as $argument) {
if ($this->isArgumentMissingService($argument, $container)) {
$container->removeDefinition($key);
$container->log($this, sprintf('Removed service "%s"; reason: method call "%s" depends on non-existent service "%s".', $key, $call[0], (string) $argument));
$has_changed = TRUE;
$process_aliases = TRUE;
// Process the next definition.
continue 3;
}
}
}
}
// Repeat if services have been removed.
} while ($has_changed);
// Remove aliases to services that have been removed. This does not need to
// be part of the loop above because references to aliases have already been
// resolved by Symfony's ResolveReferencesToAliasesPass.
if ($process_aliases) {
foreach ($container->getAliases() as $key => $alias) {
$id = (string) $alias;
if (!$container->has($id)) {
$container->removeAlias($key);
$container->log($this, sprintf('Removed alias "%s"; reason: alias to non-existent service "%s".', $key, $id));
}
}
}
}
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