protected function db_init() {
        global $CFG;

        require_once($CFG->libdir.'/adodb/adodb.inc.php');

        // Connect to the external database (forcing new connection).
        $extdb = ADONewConnection($this->get_config('dbtype'));
        if ($this->get_config('debugdb')) {
            $extdb->debug = true;
            ob_start(); // Start output buffer to allow later use of the page headers.
        }

        // The dbtype my contain the new connection URL, so make sure we are not connected yet.
        if (!$extdb->IsConnected()) {
            $result = $extdb->Connect($this->get_config('dbhost'), $this->get_config('dbuser'), $this->get_config('dbpass'), $this->get_config('dbname'), true);
            if (!$result) {
                return null;
            }
        }

        $extdb->SetFetchMode(ADODB_FETCH_ASSOC);
        if ($this->get_config('dbsetupsql')) {
            $extdb->Execute($this->get_config('dbsetupsql'));
        }
        return $extdb;
    }
protected function db_init() {
        global $CFG;

        require_once($CFG->libdir.'/adodb/adodb.inc.php');

        // Connect to the external database (forcing new connection).
        $extdb = ADONewConnection($this->get_config('dbtype'));
        if ($this->get_config('debugdb')) {
            $extdb->debug = true;
            ob_start(); // Start output buffer to allow later use of the page headers.
        }

        // The dbtype my contain the new connection URL, so make sure we are not connected yet.
        if (!$extdb->IsConnected()) {
            $result = $extdb->Connect($this->get_config('dbhost'), $this->get_config('dbuser'), $this->get_config('dbpass'), $this->get_config('dbname'), true);
            if (!$result) {
                return null;
            }
        }

        $extdb->SetFetchMode(ADODB_FETCH_ASSOC);
        if ($this->get_config('dbsetupsql')) {
            $extdb->Execute($this->get_config('dbsetupsql'));
        }
        return $extdb;
    }
protected function db_init ( ) { global $ CFG ; require_once ( $ CFG -> libdir . '/adodb/adodb.inc.php' ) ; // Connect to the external database (forcing new connection). $ extdb = ADONewConnection ( $ this -> get_config ( 'dbtype' ) ) ; if ( $ this -> get_config ( 'debugdb' ) ) { $ extdb -> debug = true ; ob_start ( ) ; // Start output buffer to allow later use of the page headers. } // The dbtype my contain the new connection URL, so make sure we are not connected yet. if ( ! $ extdb -> IsConnected ( ) ) { $ result = $ extdb -> Connect ( $ this -> get_config ( 'dbhost' ) , $ this -> get_config ( 'dbuser' ) , $ this -> get_config ( 'dbpass' ) , $ this -> get_config ( 'dbname' ) , true ) ; if ( ! $ result ) { return null ; } } $ extdb -> SetFetchMode ( ADODB_FETCH_ASSOC ) ; if ( $ this -> get_config ( 'dbsetupsql' ) ) { $ extdb -> Execute ( $ this -> get_config ( 'dbsetupsql' ) ) ; } return $ extdb ; }
Tries to make connection to the external database.

@return null|ADONewConnection
Tries to make connection to the external database .