steps:
download review tools,
1. coder: http://drupal.org/project/coder
2. php code sniffer: http://drupal.org/node/1419988
3. dreditor: http://drupal.org/project/dreditor
4. paraviewsh (automated tool): http://drupal.org/project/pareviewsh
steps:
download review tools,
1. coder: http://drupal.org/project/coder
2. php code sniffer: http://drupal.org/node/1419988
3. dreditor: http://drupal.org/project/dreditor
4. paraviewsh (automated tool): http://drupal.org/project/pareviewsh