public function execute(PhutilArgumentParser $args)
 {
     $console = PhutilConsole::getConsole();
     $key_count = 0;
     $options = PhabricatorApplicationConfigOptions::loadAllOptions();
     $local_config = new PhabricatorConfigLocalSource();
     $database_config = new PhabricatorConfigDatabaseSource('default');
     $config_sources = PhabricatorEnv::getConfigSourceStack()->getStack();
     $console->writeOut("%s\n", pht('Migrating file-based config to more modern config...'));
     foreach ($config_sources as $config_source) {
         if (!$config_source instanceof PhabricatorConfigFileSource) {
             $console->writeOut("%s\n", pht('Skipping config of source type %s...', get_class($config_source)));
             continue;
         }
         $console->writeOut("%s\n", pht('Migrating file source...'));
         $all_keys = $config_source->getAllKeys();
         foreach ($all_keys as $key => $value) {
             $option = idx($options, $key);
             if (!$option) {
                 $console->writeOut("%s\n", pht('Skipping obsolete option: %s', $key));
                 continue;
             }
             $in_local = $local_config->getKeys(array($option->getKey()));
             if ($in_local) {
                 $console->writeOut("%s\n", pht('Skipping option "%s"; already in local config.', $key));
                 continue;
             }
             $is_locked = $option->getLocked();
             if ($is_locked) {
                 $local_config->setKeys(array($option->getKey() => $value));
                 $key_count++;
                 $console->writeOut("%s\n", pht('Migrated option "%s" from file to local config.', $key));
             } else {
                 $in_database = $database_config->getKeys(array($option->getKey()));
                 if ($in_database) {
                     $console->writeOut("%s\n", pht('Skipping option "%s"; already in database config.', $key));
                     continue;
                 } else {
                     $config_entry = PhabricatorConfigEntry::loadConfigEntry($key);
                     $config_entry->setValue($value);
                     $config_entry->save();
                     $key_count++;
                     $console->writeOut("%s\n", pht('Migrated option "%s" from file to database config.', $key));
                 }
             }
         }
     }
     $console->writeOut("%s\n", pht('Done. Migrated %d keys.', $key_count));
     return 0;
 }
 public function execute(PhutilArgumentParser $args)
 {
     $console = PhutilConsole::getConsole();
     $argv = $args->getArg('args');
     if (count($argv) == 0) {
         throw new PhutilArgumentUsageException('Specify a configuration key and a value to set it to.');
     }
     $key = $argv[0];
     if (count($argv) == 1) {
         throw new PhutilArgumentUsageException("Specify a value to set the key '{$key}' to.");
     }
     $value = $argv[1];
     if (count($argv) > 2) {
         throw new PhutilArgumentUsageException('Too many arguments: expected one key and one value.');
     }
     $options = PhabricatorApplicationConfigOptions::loadAllOptions();
     if (empty($options[$key])) {
         throw new PhutilArgumentUsageException("No such configuration key '{$key}'! Use `config list` to list all " . "keys.");
     }
     $option = $options[$key];
     $type = $option->getType();
     switch ($type) {
         case 'string':
         case 'class':
         case 'enum':
             $value = (string) $value;
             break;
         case 'int':
             if (!ctype_digit($value)) {
                 throw new PhutilArgumentUsageException("Config key '{$key}' is of type '{$type}'. Specify an integer.");
             }
             $value = (int) $value;
             break;
         case 'bool':
             if ($value == 'true') {
                 $value = true;
             } else {
                 if ($value == 'false') {
                     $value = false;
                 } else {
                     throw new PhutilArgumentUsageException("Config key '{$key}' is of type '{$type}'. " . "Specify 'true' or 'false'.");
                 }
             }
             break;
         default:
             $value = json_decode($value, true);
             if (!is_array($value)) {
                 throw new PhutilArgumentUsageException("Config key '{$key}' is of type '{$type}'. Specify it in JSON.");
             }
             break;
     }
     try {
         $option->getGroup()->validateOption($option, $value);
     } catch (PhabricatorConfigValidationException $validation) {
         // Convert this into a usage exception so we don't dump a stack trace.
         throw new PhutilArgumentUsageException($validation->getMessage());
     }
     $config = new PhabricatorConfigLocalSource();
     $config->setKeys(array($key => $value));
     $console->writeOut(pht("Set '%s' in local configuration.", $key) . "\n");
 }