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Diffstat (limited to 'inc/Log/console.php')
| -rwxr-xr-x | inc/Log/console.php | 190 |
1 files changed, 190 insertions, 0 deletions
diff --git a/inc/Log/console.php b/inc/Log/console.php new file mode 100755 index 00000000000..62032e79644 --- /dev/null +++ b/inc/Log/console.php @@ -0,0 +1,190 @@ +<?php +/** + * $Header: /repository/pear/Log/Log/console.php,v 1.19 2004/01/19 08:02:40 jon Exp $ + * + * @version $Revision: 1.19 $ + * @package Log + */ + +/** + * The Log_console class is a concrete implementation of the Log:: + * abstract class which writes message to the text console. + * + * @author Jon Parise <jon@php.net> + * @since Log 1.1 + * @package Log + * + * @example console.php Using the console handler. + */ +class Log_console extends Log +{ + /** + * Handle to the current output stream. + * @var resource + * @access private + */ + var $_stream = STDOUT; + + /** + * Should the output be buffered or displayed immediately? + * @var string + * @access private + */ + var $_buffering = false; + + /** + * String holding the buffered output. + * @var string + * @access private + */ + var $_buffer = ''; + + /** + * String containing the format of a log line. + * @var string + * @access private + */ + var $_lineFormat = '%1$s %2$s [%3$s] %4$s'; + + /** + * String containing the timestamp format. It will be passed directly to + * strftime(). Note that the timestamp string will generated using the + * current locale. + * @var string + * @access private + */ + var $_timeFormat = '%b %d %H:%M:%S'; + + /** + * Hash that maps canonical format keys to position arguments for the + * "line format" string. + * @var array + * @access private + */ + var $_formatMap = array('%{timestamp}' => '%1$s', + '%{ident}' => '%2$s', + '%{priority}' => '%3$s', + '%{message}' => '%4$s', + '%\{' => '%%{'); + + /** + * Constructs a new Log_console object. + * + * @param string $name Ignored. + * @param string $ident The identity string. + * @param array $conf The configuration array. + * @param int $level Log messages up to and including this level. + * @access public + */ + function Log_console($name, $ident = '', $conf = array(), + $level = PEAR_LOG_DEBUG) + { + $this->_id = md5(microtime()); + $this->_ident = $ident; + $this->_mask = Log::UPTO($level); + + if (!empty($conf['stream'])) { + $this->_stream = $conf['stream']; + } + + if (isset($conf['buffering'])) { + $this->_buffering = $conf['buffering']; + } + + if (!empty($conf['lineFormat'])) { + $this->_lineFormat = str_replace(array_keys($this->_formatMap), + array_values($this->_formatMap), + $conf['lineFormat']); + } + + if (!empty($conf['timeFormat'])) { + $this->_timeFormat = $conf['timeFormat']; + } + + /* + * If output buffering has been requested, we need to register a + * shutdown function that will dump the buffer upon termination. + */ + if ($this->_buffering) { + register_shutdown_function(array(&$this, '_Log_console')); + } + } + + /** + * Destructor + */ + function _Log_console() + { + $this->flush(); + } + + /** + * Flushes all pending ("buffered") data to the output stream. + * + * @access public + * @since Log 1.8.2 + */ + function flush() + { + /* + * If output buffering is enabled, dump the contents of the buffer to + * the output stream. + */ + if ($this->_buffering && (strlen($this->_buffer) > 0)) { + fwrite($this->_stream, $this->_buffer); + $this->_buffer = ''; + } + + return fflush($this->_stream); + } + + /** + * Writes $message to the text console. Also, passes the message + * along to any Log_observer instances that are observing this Log. + * + * @param mixed $message String or object containing the message to log. + * @param string $priority The priority of the message. Valid + * values are: PEAR_LOG_EMERG, PEAR_LOG_ALERT, + * PEAR_LOG_CRIT, PEAR_LOG_ERR, PEAR_LOG_WARNING, + * PEAR_LOG_NOTICE, PEAR_LOG_INFO, and PEAR_LOG_DEBUG. + * @return boolean True on success or false on failure. + * @access public + */ + function log($message, $priority = null) + { + /* If a priority hasn't been specified, use the default value. */ + if ($priority === null) { + $priority = $this->_priority; + } + + /* Abort early if the priority is above the maximum logging level. */ + if (!$this->_isMasked($priority)) { + return false; + } + + /* Extract the string representation of the message. */ + $message = $this->_extractMessage($message); + + /* Build the string containing the complete log line. */ + $line = sprintf($this->_lineFormat, strftime($this->_timeFormat), + $this->_ident, $this->priorityToString($priority), + $message) . "\n"; + + /* + * If buffering is enabled, append this line to the output buffer. + * Otherwise, print the line to the output stream immediately. + */ + if ($this->_buffering) { + $this->_buffer .= $line; + } else { + fwrite($this->_stream, $line); + } + + /* Notify observers about this log message. */ + $this->_announce(array('priority' => $priority, 'message' => $message)); + + return true; + } +} + +?> |