Syslog-Appender for agavi

_usage.md

Edit logging.xml and add as new appender:

<appender name="syslog" class="AgaviSyslogLoggerAppender" layout="default">
    <ae:parameter name="tag">myapp</ae:parameter>
</appender>

Now register the appender:

<logger name="application" class="AgaviFileLogger">
    <appenders>
         <appender>syslog</appender>
    </appenders>
</logger>

Finished.

Each message will appear in your syslog like that:

Sep 26 13:39:44 root-server myapp[254]: A message!

AgaviSyslogLoggerAppender.class.php

<?php

/**
 * AgaviSyslogLoggerAppender allows you to log right into a specific tag of the syslog.
 *
 * @package    agavi
 * @subpackage logging
 *
 * Licensed under the Public Domain
 *
 * @author     Jan Schütze <JanS@DracoBlue.de>
 */
class AgaviSyslogLoggerAppender extends AgaviLoggerAppender
{
    function shutdown() {
        /*
         * Nothing to do here.
         */
    }

	function write($message) {
        if(($layout = $this->getLayout()) === null) {
            throw new AgaviLoggingException('No Layout set');
        }

        $str = sprintf("%s\n", $this->getLayout()->format($message));

        openlog($this->getParameter('tag', 'agavi'), LOG_PID | LOG_ODELAY, LOG_USER);

        $log_level_mapping = array(
            AgaviILogger::FATAL => LOG_ALERT,
            AgaviILogger::ERROR => LOG_ERR,
            AgaviILogger::WARN => LOG_WARNING,
            AgaviILogger::INFO => LOG_INFO,
            AgaviILogger::DEBUG => LOG_DEBUG
        );

        $log_level = LOG_ALERT;
        if (isset($log_level_mapping[$message->getLevel()])) {
            $log_level = $log_level_mapping[$message->getLevel()];
        }

        if(syslog($log_level, $str) === false) {
            throw new AgaviLoggingException('Cannot write to syslog.');
        }
    }
}