// saves an unnecessary copy
'= CreateObject' => '=& CreateObject',
'= new' => '=& new',
// php5 cloning of the DB object
'= $GLOBALS[\'egw\']->db;' => '= clone($GLOBALS[\'egw\']->db);',
'= $this->db;' => '= clone($this->db);',
// remove windows lineends (CR)
"\r" => '',
// $HTTP_{GET|POST|SERVER}_VARS => $_{GET|POST|SERVER}
$modernize['$HTTP_'.$name.'_VARS'] = '$_'.$name;
$modernize['$GLOBALS[\'HTTP_'.$name.'_VARS\']'] = '$_'.$name;
$modernize['$GLOBALS["HTTP_'.$name.'_VARS"]'] = '$_'.$name;
// phpGW --> eGW
'PHPGW_' => 'EGW_',
'$GLOBALS[\'phpgw_info\']' => '$GLOBALS[\'egw_info\']',
'$GLOBALS["phpgw_info"]' => '$GLOBALS[\'egw_info\']',
'$GLOBALS[\'phpgw\']' => '$GLOBALS[\'egw\']',
'$GLOBALS["phpgw"]' => '$GLOBALS[\'egw\']',
'common->phpgw_header' => 'common->egw_header',
'common->phpgw_footer' => 'common->egw_footer',
'common->phpgw_exit' => 'common->egw_exit',
'common->phpgw_final' => 'common->egw_final',
It also substitutes spaces at the beginning of a line (indetion) with tabs, you need to specify (--remove-space-indention N) the number of spaces to substitute, if it's other then 2.
