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<?php |
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namespace Liip\MonitorBundle\DependencyInjection\Compiler; |
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use Symfony\Component\DependencyInjection\Compiler\CompilerPassInterface; |
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use Symfony\Component\DependencyInjection\ContainerBuilder; |
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class AddGroupsCompilerPass implements CompilerPassInterface |
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{ |
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const SERVICE_ID_PREFIX = 'liip_monitor.check.'; |
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/** |
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* @param ContainerBuilder $container |
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*/ |
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public function process(ContainerBuilder $container) |
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{ |
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if (!$container->hasParameter('liip_monitor.checks')) { |
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return; |
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} |
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$checkConfig = $container->getParameter('liip_monitor.checks'); |
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list($checks, $checkCollections) = $this->parseGroups($container, $checkConfig['groups']); |
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$this->addGroupTags($container, $checks, 'liip_monitor.check'); |
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$this->addGroupTags($container, $checkCollections, 'liip_monitor.check_collection'); |
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} |
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/** |
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* @param ContainerBuilder $container |
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* @param array $data |
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* |
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* @return array |
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*/ |
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private function parseGroups(ContainerBuilder $container, array $data) |
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{ |
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$checks = array(); |
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$checkCollections = array(); |
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foreach ($data as $group => $groupChecks) { |
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foreach (array_keys($groupChecks) as $checkName) { |
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$serviceId = self::SERVICE_ID_PREFIX.$checkName; |
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$checkDefinition = $container->getDefinition($serviceId); |
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if ($checkDefinition->hasTag('liip_monitor.check')) { |
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$checks[$checkName][] = $group; |
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} elseif ($checkDefinition->hasTag('liip_monitor.check_collection')) { |
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$checkCollections[$checkName][] = $group; |
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} |
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} |
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} |
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return array($checks, $checkCollections); |
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} |
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/** |
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* This Method completes the service definitions of each check for a configured group. |
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* |
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* For every configured check (per group) a parameter has been generated in LiipMonitorExtension::setParameters. |
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* So the finally generated parameters have to be injected into each check service definition. |
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* (see the preg_match part). |
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* |
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* @param ContainerBuilder $container |
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* @param array $checks |
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* @param string $tag |
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*/ |
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private function addGroupTags(ContainerBuilder $container, array $checks, $tag) |
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{ |
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foreach ($checks as $checkName => $groups) { |
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$serviceId = self::SERVICE_ID_PREFIX.$checkName; |
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$serviceDefinition = $container->getDefinition($serviceId); |
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$serviceDefinition->clearTag($tag); |
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foreach ($groups as $group) { |
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$tmpDefinition = clone $serviceDefinition; |
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$tmpDefinition->addTag($tag, array('group' => $group, 'alias' => $checkName)); |
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foreach ($tmpDefinition->getArguments() as $argumentIndex => $argument) { |
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if (is_string($argument) && preg_match('/^%%(.*)%%$/', $argument, $matches)) { |
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$newArgument = $container->getParameter($matches[1].'.'.$group); |
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$tmpDefinition->replaceArgument($argumentIndex, $newArgument); |
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} |
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} |
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$container->setDefinition($serviceId.'.'.$group, $tmpDefinition); |
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} |
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$container->removeDefinition($serviceId); |
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} |
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} |
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} |
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liip /
LiipMonitorBundle
