codeguy/Slim-Extras — pull request #28 by iafan (2012-09-04 23:06:49+00:00)
Title: Automatically create a directory structure based on log name_format

Allows logs to be arranged into subdirectories, like ./logs/YYYY-MM/DD or ./logs/YYYY/MM/DD. All you need is just to have a valid path separator in 'name_format' option.