URL as query segment

[eluser]d910qf[/eluser]
Answer found at http://ellislab.com/forums/viewthread/120460/#601577

set $config['uri_protocol'] = "PATH_INFO";

and then in your controller

parse_str(urldecode($this->input->server('QUERY_STRING')), $get_array);

now you can have url like http://myapp.com/thumb/generate/?url=<en...format=jpg

and all the values are available in the $get_array array.

Simple!