/lenasys/trunk

                 *      This parses a user list from ladok and returns an array with users.

                public function parseLadok($string) {

                        //Check that a user is logged in and has the right privileges (is teacher).

                        if($this->isLoggedIn() && $this->getUserType() === 'Teacher') {

                                $userArray = array();

                                

                                //Populate array with users from ladok

                                $ladokUsers = preg_split( '/\r\n|\r|\n/', $string);

                                

                                //Trim lines

                                foreach ($ladokUsers as $key => $value) {

                                        $ladokUsers[$key] = trim($ladokUsers[$key]);

                                }

                                

                                //Split after last name

                                foreach ($ladokUsers as $key => $value) {

                                        $ladokUsers[$key] = explode(',', trim($ladokUsers[$key]));

                                }

                                

                                //Replace whitespaces and tabs with divider.

                                foreach ($ladokUsers as $key => $value) {

                                        foreach ($ladokUsers[$key] as $key2 => $value2) {

                                                $ladokUsers[$key][$key2] = preg_replace('/\s+/', ' ', trim($ladokUsers[$key][$key2]));

                                        }

                                }

                                

                                //Generate user array

                                foreach ($ladokUsers as $key => $value) {

                                        $temp = array(

                                                'ssn' => substr($ladokUsers[$key][0], 0, 11),

                                                'lastname' => substr($ladokUsers[$key][0], 12, strlen($ladokUsers[$key][0])),

                                                'firstname' => substr($ladokUsers[$key][1], 0, stripos($ladokUsers[$key][1], ' ')),

                                                'email' => substr($ladokUsers[$key][1], (strrpos($ladokUsers[$key][1], ' ') + 1))

                                        );

                                        array_push($userArray, $temp);

                                }

                                

                                //Return parsed user array

                                return $userArray;

                        

                        //If not authed

                        return FALSE;