First, put `yalog' directory on app/plugins in your CakePHP application.

Second, add the following code in bootstrap.php.

<?php
    CakeLog::config('RotateFileLog',
                array(
                      'engine' => 'Yalog.RotateFileLog'
                      ));

<?php
    Configure::write('Yalog.RotateFileLog.weekly', true);
    Configure::write('Yalog.RotateFileLog.rotate', 4);

First, put `yalog' directory on app/plugins in your CakePHP application.

Second, put log4php source directory on app/plugins/yalog/vendors/log4php in your CakePHP application.

Third, add the following code in bootstrap.php.

<?php
    CakeLog::config('Log4php',
                array(
                      'engine' => 'Yalog.Log4php'
                      ));

Modify following,

• app/plugins/yalog/libs/log/log4php.properties
• Log4php::write() in app/plugins/yalog/libs/log/log4php.php

Add the following code in bootstrap.php.

<?php
    CakeLog::config('Yalog..OutputLevel', LOG_WARNING);

Set lower level than level that you want to output the log at. (LOG_ERROR:2 > LOG_WARNING:4 > LOG_NOTICE:5 > LOG_INFO:6 > LOG_DEBUG:7)

In the example, log of "LOG_ERROR", "LOG_WARNING" and the others are output.

All output is stopped when it is set to false.

<?php
    CakeLog::config('Yalog..OutputLevel', false);