<?php

require_once('rw_functions.php');


class rwc_system
{
/*

Some comments...


*/

     var $rwa_settings;
     
     function rwf_get_settings()
     {
           // System variables
           $rwa_settings['site_dir'] = getcwd();
           
           // Database variables
           $rwa_settings['db_host'] = 'localhost';
           $rwa_settings['db_name'] = 'somedb';
           $rwa_settings['db_user'] = 'someuser';
           $rwa_settings['db_pass'] = 'somepass';
           
           return $rwa_settings;
     }
}

?>

<?php

require_once('rw_system.php');

class rwc_db_conn extends rwc_system
{
     var $rwv_query;
     var $rwv_link;
     
     function rwc_db_conn()
     {
           // Load settings from the parent class
           $rwa_settings = rwc_system::rwf_get_settings();
           
           // Get the main settings from the array just loaded
           $rwv_db_host = $rwa_settings['db_host'];
           $rwv_db_name = $rwa_settings['db_name'];
           $rwv_db_user = $rwa_settings['db_user'];
           $rwv_db_pass = $rwa_settings['db_pass'];
           
           // Connect to the database
           $this->rwv_link = mysql_connect($rwv_db_host, $rwv_db_user, $rwv_db_pass);
           mysql_select_db($rwv_db_name);
           register_shutdown_function(array(&$this, 'close'));
     }
     
     function rwf_db_query($query)
     {
           $this->rwv_query = $query;
           return mysql_query($query, $this->rwv_link);
     }
     
     function rwf_db_fetch_array($result)
     {
           return mysql_fetch_array($result);
     }
     
     function rwf_db_fetch_row($result)
     {
           return mysql_fetch_row($result);
     }
     
     function rwf_db_close()
     {
           mysql_close($this->rwv_link);
     }
}

?>