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* @license GNU General Public License version 2 or later; see LICENSE.txt */ namespace Joomla\CMS\Log\Logger; \defined('JPATH_PLATFORM') or die; use Joomla\CMS\Log\Log; use Joomla\CMS\Log\LogEntry; use Joomla\CMS\Log\Logger; /** * Joomla! Syslog Log class * * This class is designed to call the PHP Syslog function call which is then sent to the * system wide log system. For Linux/Unix based systems this is the syslog subsystem, for * the Windows based implementations this can be found in the Event Log. For Windows, * permissions may prevent PHP from properly outputting messages. * * @since 1.7.0 */ class SyslogLogger extends Logger { /** * Translation array for LogEntry priorities to SysLog priority names. * * @var array * @since 1.7.0 */ protected $priorities = array( Log::EMERGENCY => 'EMERG', Log::ALERT => 'ALERT', Log::CRITICAL => 'CRIT', Log::ERROR => 'ERR', Log::WARNING => 'WARNING', Log::NOTICE => 'NOTICE', Log::INFO => 'INFO', Log::DEBUG => 'DEBUG', ); /** * Constructor. * * @param array &$options Log object options. * * @since 1.7.0 */ public function __construct(array &$options) { // Call the parent constructor. parent::__construct($options); // Ensure that we have an identity string for the Syslog entries. if (empty($this->options['sys_ident'])) { $this->options['sys_ident'] = 'Joomla Platform'; } // If the option to add the process id to Syslog entries is set use it, otherwise default to true. if (isset($this->options['sys_add_pid'])) { $this->options['sys_add_pid'] = (bool) $this->options['sys_add_pid']; } else { $this->options['sys_add_pid'] = true; } // If the option to also send Syslog entries to STDERR is set use it, otherwise default to false. if (isset($this->options['sys_use_stderr'])) { $this->options['sys_use_stderr'] = (bool) $this->options['sys_use_stderr']; } else { $this->options['sys_use_stderr'] = false; } // Build the Syslog options from our log object options. $sysOptions = 0; if ($this->options['sys_add_pid']) { $sysOptions = $sysOptions | LOG_PID; } if ($this->options['sys_use_stderr']) { $sysOptions = $sysOptions | LOG_PERROR; } // Default logging facility is LOG_USER for Windows compatibility. $sysFacility = LOG_USER; // If we have a facility passed in and we're not on Windows, reset it. if (isset($this->options['sys_facility']) && !IS_WIN) { $sysFacility = $this->options['sys_facility']; } // Open the Syslog connection. openlog((string) $this->options['sys_ident'], $sysOptions, $sysFacility); } /** * Destructor. * * @since 1.7.0 */ public function __destruct() { closelog(); } /** * Method to add an entry to the log. * * @param LogEntry $entry The log entry object to add to the log. * * @return void * * @since 1.7.0 */ public function addEntry(LogEntry $entry) { // Generate the value for the priority based on predefined constants. $priority = \constant(strtoupper('LOG_' . $this->priorities[$entry->priority])); // Send the entry to Syslog. syslog($priority, '[' . $entry->category . '] ' . $entry->message); } }