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<?php |
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namespace Jalle19\StatusManager\Configuration; |
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use Jalle19\StatusManager\Exception\InvalidConfigurationException; |
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use Symfony\Component\Console\Input\InputInterface; |
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use Symfony\Component\Yaml\Exception\ParseException; |
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use Symfony\Component\Yaml\Yaml; |
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/** |
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* Class Parser |
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* @package Jalle19\StatusManager\Configuration |
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* @copyright Copyright © Sam Stenvall 2016- |
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* @license https://www.gnu.org/licenses/gpl.html The GNU General Public License v2.0 |
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*/ |
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class Parser |
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{ |
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/** |
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* Parses the application configuration |
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* |
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* @param InputInterface $input |
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* |
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* @return Configuration the parsed configuration |
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* @throws InvalidConfigurationException if the configuration contains unrecoverable errors |
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*/ |
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public static function parseConfiguration(InputInterface $input) |
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{ |
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self::validateArguments($input); |
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$configFile = $input->getArgument('configFile'); |
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$databaseFile = $input->getArgument('databaseFile'); |
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$logFile = $input->getArgument('logFile'); |
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// Parse the configuration file |
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try |
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{ |
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$configuration = Yaml::parse(file_get_contents($configFile)); |
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} |
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catch (ParseException $e) |
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{ |
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throw new InvalidConfigurationException('Failed to parse the specified configuration file: ' . $e->getMessage()); |
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} |
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// Validate the configuration |
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if (!isset($configuration['instances']) || empty($configuration['instances'])) |
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throw new InvalidConfigurationException('No instances defined, you need to specify at least one instance'); |
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if (!isset($configuration['access_token']) || empty($configuration['access_token'])) |
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throw new InvalidConfigurationException('No access token defined'); |
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$instances = []; |
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$accessToken = $configuration['access_token']; |
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// Parse instances |
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foreach ($configuration['instances'] as $name => $options) |
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$instances[] = self::parseInstance($name, $options); |
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// Create the configuration object |
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$config = new Configuration($databaseFile, $instances, $accessToken); |
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// Parse options |
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$updateInterval = floatval($input->getOption(Configuration::OPTION_UPDATE_INTERVAL)); |
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$config->setUpdateInterval($updateInterval); |
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$listenAddress = $input->getOption(Configuration::OPTION_LISTEN_ADDRESS); |
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$config->setListenAddress($listenAddress); |
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$listenPort = $input->getOption(Configuration::OPTION_LISTEN_PORT); |
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$config->setListenPort($listenPort); |
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$config->setLogPath($logFile); |
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return $config; |
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} |
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/** |
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* @param InputInterface $input |
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* |
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* @throws InvalidConfigurationException if the arguments are invalid |
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*/ |
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private static function validateArguments(InputInterface $input) |
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{ |
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$configFile = $input->getArgument('configFile'); |
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$databasePath = $input->getArgument('databaseFile'); |
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$logFile = $input->getArgument('logFile'); |
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// Check that the configuration file exists |
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if (!file_exists($configFile)) |
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throw new InvalidConfigurationException('The specified configuration file does not exist'); |
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// Check that the database exists and is writable |
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if (!file_exists($databasePath)) |
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throw new InvalidConfigurationException('The specified database path does not exist'); |
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else if (!is_writable($databasePath)) |
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throw new InvalidConfigurationException('The specified database path is not writable'); |
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// Check that the directory of the log file path is writable |
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if ($logFile !== null && !is_writable(dirname($logFile))) |
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throw new InvalidConfigurationException('The specified log file path is not writable'); |
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} |
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/** |
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* @param string $name the name of the instance |
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* @param array $options |
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* |
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* @return Instance |
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*/ |
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private static function parseInstance($name, $options) |
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{ |
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$address = $options['address']; |
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$port = intval($options['port']); |
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$instance = new Instance($name, $address, $port); |
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// Optionally set ignored users |
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if (isset($options['ignoredUsers'])) |
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$instance->setIgnoredUsers($options['ignoredUsers']); |
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// Optionally set credentials |
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if (isset($options['username']) && isset($options['password'])) |
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$instance->setCredentials($options['username'], $options['password']); |
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return $instance; |
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} |
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} |
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Jalle19 /
tvheadend-status-manager
