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copied!<p>This code was already on the internet but i modified it to make it work for codeigniter 2.1</p> <p>See the old source here: <a href="http://glennpratama.wordpress.com/2009/10/20/multi-level-subfolder-for-controller-in-codeigniter/" rel="noreferrer">http://glennpratama.wordpress.com/2009/10/20/multi-level-subfolder-for-controller-in-codeigniter/</a></p> <p>Make a new file MY_Router.php in the application/core directory, copy the following code in it:</p> <pre><code><?php /* * Custom router function v 0.2 * * Add functionality : read into more than one sub-folder * */ Class MY_Router extends CI_Router { Function MY_Router() { parent::__construct(); } function _validate_request($segments) { if (file_exists(APPPATH.'controllers/'.$segments[0].EXT)) { return $segments; } if (is_dir(APPPATH.'controllers/'.$segments[0])) { $this->set_directory($segments[0]); $segments = array_slice($segments, 1); /* ----------- ADDED CODE ------------ */ while(count($segments) > 0 && is_dir(APPPATH.'controllers/'.$this->directory.$segments[0])) { // Set the directory and remove it from the segment array //$this->set_directory($this->directory . $segments[0]); if (substr($this->directory, -1, 1) == '/') $this->directory = $this->directory . $segments[0]; else $this->directory = $this->directory . '/' . $segments[0]; $segments = array_slice($segments, 1); } if (substr($this->directory, -1, 1) != '/') $this->directory = $this->directory . '/'; /* ----------- END ------------ */ if (count($segments) > 0) { if ( ! file_exists(APPPATH.'controllers/'.$this->fetch_directory().'/'.$segments[0].EXT)) { show_404($this->fetch_directory().$segments[0]); } } else { $this->set_class($this->default_controller); $this->set_method('index'); if ( ! file_exists(APPPATH.'controllers/'.$this->fetch_directory().'/' .$this->default_controller.EXT)) { $this->directory = ''; return array(); } } return $segments; } show_404($segments[0]); } } </code></pre>

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