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                <?php  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                namespace Incenteev\TranslationCheckerBundle\Command;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use Incenteev\TranslationCheckerBundle\Translator\ExposingTranslator;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use Symfony\Component\Console\Command\Command;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use Symfony\Component\Console\Input\InputArgument;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use Symfony\Component\Console\Input\InputInterface;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use Symfony\Component\Console\Input\InputOption;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use Symfony\Component\Console\Output\OutputInterface;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use Symfony\Component\Translation\Catalogue\TargetOperation;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use Symfony\Component\Translation\MessageCatalogue;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                class CompareCommand extends Command  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    private $exposingTranslator;  | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
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                    public function __construct(ExposingTranslator $exposingTranslator)  | 
            
            
                                                                        
                            
            
                                    
            
            
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                    { | 
            
            
                                                                        
                            
            
                                    
            
            
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                        parent::__construct();  | 
            
            
                                                                        
                            
            
                                    
            
            
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                        $this->exposingTranslator = $exposingTranslator;  | 
            
            
                                                                        
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    protected function configure()  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $this->setName('incenteev:translation:compare') | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            ->setDescription('Compares two translation catalogues to ensure they are in sync') | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            ->addArgument('locale', InputArgument::REQUIRED, 'The locale being checked') | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            ->addArgument('source', InputArgument::OPTIONAL, 'The source of the comparison', 'en') | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            ->addOption('obsolete-only', null, InputOption::VALUE_NONE, 'Report only obsolete keys') | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            ->addOption('domain', 'd', InputOption::VALUE_REQUIRED | InputOption::VALUE_IS_ARRAY, 'The domains being compared') | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            ->setHelp(<<<EOF  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                The <info>%command.name%</info> command compares 2 translation catalogues to  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                ensure they are in sync. If there is missing keys or obsolete keys in the target  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                catalogue, the command will exit with an error code.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                When running the command in verbose mode, the translation keys will also be displayed.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                <info>php %command.full_name% fr --verbose</info>  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                The <info>--domain</info> option allows to restrict the domains being checked.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                It can be specified several times to check several domains. If the option is not passed,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                all domains will be compared.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                The <info>--obsolete-only</info> option allows to check only obsolete keys, and ignore any  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                missing keys.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                EOF  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            );  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    protected function execute(InputInterface $input, OutputInterface $output)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $sourceCatalogue = $this->exposingTranslator->getCatalogue($input->getArgument('source')); | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $comparedCatalogue = $this->exposingTranslator->getCatalogue($input->getArgument('locale')); | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        // Change the locale of the catalogue as DiffOperation requires operating on a single locale  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $catalogue = new MessageCatalogue($sourceCatalogue->getLocale(), $comparedCatalogue->all());  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $operation = new TargetOperation($catalogue, $sourceCatalogue);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $domains = $operation->getDomains();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $restrictedDomains = $input->getOption('domain'); | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        if (!empty($restrictedDomains)) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            $domains = array_intersect($domains, $restrictedDomains);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            $output->writeln(sprintf('<comment>Checking the domains %s</comment>', implode(', ', $domains))); | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $checkMissing = !$input->getOption('obsolete-only'); | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $valid = true;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        foreach ($domains as $domain) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            $missingMessages = $checkMissing ? $operation->getNewMessages($domain) : array();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            $obsoleteMessages = $operation->getObsoleteMessages($domain);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            $written = false;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            if (!empty($missingMessages)) { | 
            
                            
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                                $valid = false;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                $written = true;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                $output->writeln(sprintf('<comment>%s</comment> messages are missing in the <info>%s</info> domain', count($missingMessages), $domain)); | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                $this->displayMessages($output, $missingMessages);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            if (!empty($obsoleteMessages)) { | 
            
                            
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                                $valid = false;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                $written = true;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                $output->writeln(sprintf('<comment>%s</comment> messages are obsolete in the <info>%s</info> domain', count($obsoleteMessages), $domain)); | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                $this->displayMessages($output, $obsoleteMessages);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            if ($written) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                $output->writeln(''); | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        if ($valid) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            $output->writeln(sprintf(  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                '<info>The <comment>%s</comment> catalogue is in sync with the <comment>%s</comment> one.</info>',  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                $input->getArgument('locale'), | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                $input->getArgument('source') | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            ));  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            return 0;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                             8                          | 
                
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                        return 1;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                             8                          | 
                
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                    private function displayMessages(OutputInterface $output, array $messages)  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        if ($output->getVerbosity() < OutputInterface::VERBOSITY_VERBOSE) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            return;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        foreach ($messages as $key => $translation) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            $output->writeln('    '.$key); | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $output->writeln(''); | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
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                }  | 
            
            
                                                        
            
                                    
            
            
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Duplicated code is one of the most pungent code smells. If you need to duplicate the same code in three or more different places, we strongly encourage you to look into extracting the code into a single class or operation.
You can also find more detailed suggestions in the “Code” section of your repository.