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- <?php
- // $Horde: horde/lib/Log/file.php,v 1.4 2000/06/28 21:36:13 jon Exp $
-
- /**
- * The Log_file class is a concrete implementation of the Log::
- * abstract class which writes message to a text file.
- *
- * @author Jon Parise <jon@csh.rit.edu>
- * @version $Revision: 1.1 $
- * @since Horde 1.3
- */
- class Log_file extends Log {
-
- // {{{ properties
-
- /** String holding the filename of the logfile. */
- var $filename = '';
-
- /** Integer holding the file handle. */
- var $fp = '';
-
- // }}}
-
-
- // {{{ constructor
- /**
- * Constructs a new logfile object.
- *
- * @param $log_name The filename of the logfile.
- * @param $ident (optional) The identity string.
- * @param $conf (optional) The configuration array.
- */
- function Log_file ($log_name, $ident = '', $conf = false) {
- $this->filename = $log_name;
- $this->ident = $ident;
- }
- // }}}
-
-
- // {{{ open()
- /**
- * Opens the logfile for appending, if it has not already been opened.
- * If the file doesn't already exist, attempt to create it. This is
- * implicitly called by log(), if necessary.
- */
- function open () {
- if (!$this->opened) {
- $this->fp = fopen($this->filename, 'a');
- $this->opened = true;
- }
- }
- // }}}
-
- // {{{ close()
- /**
- * Closes the logfile, if it is open.
- */
- function close () {
- if ($this->opened) {
- fclose($this->fp);
- $this->opened = false;
- }
- }
- // }}}
-
- // {{{ log()
- /**
- * Writes $message to the currently open logfile. Calls open(), if
- * necessary. Also, passes the message along to any Log_observer
- * instances that are observing this Log.
- *
- * @param $message The textual message to be logged.
- * @param $priority (optional) The priority of the message. Valid
- * values are: LOG_EMERG, LOG_ALERT, LOG_CRIT,
- * LOG_ERR, LOG_WARNING, LOG_NOTICE, LOG_INFO, and
- * LOG_DEBUG. The default is LOG_INFO.
- */
- function log ($message, $priority = LOG_INFO) {
- if (!$this->opened)
- $this->open();
-
- $entry = sprintf("%s %s [%s] %s\n", strftime("%b %d %T"),
- $this->ident, Log::priorityToString($priority), $message);
-
- if ($this->fp)
- fwrite($this->fp, $entry);
-
- $this->notifyAll(array('priority' => $priority, 'message' => $message));
- }
- // }}}
-
- }
-
- ?>
-