/**
 * print some errors to inform users about this.
 *
 * @global object
 * @return void
 */
function feedback_print_errors()
{
    global $SESSION, $OUTPUT;
    feedback_init_feedback_session();
    if (empty($SESSION->feedback->errors)) {
        return;
    }
    echo $OUTPUT->box_start('generalbox errorboxcontent boxaligncenter boxwidthnormal');
    echo $OUTPUT->heading(get_string('handling_error', 'feedback'));
    echo '<p align="center"><b><font color="black"><pre>';
    print_r($SESSION->feedback->errors) . "\n";
    echo '</pre></font></b></p>';
    echo $OUTPUT->box_end();
    echo '<br /><br />';
    $SESSION->feedback->errors = array();
    //remove errors
}

// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
/**
 * prints the form to edit the feedback items such moving, deleting and so on
 *
 * @author Andreas Grabs
 * @license http://www.gnu.org/copyleft/gpl.html GNU Public License
 * @package feedback
 */
require_once "../../config.php";
require_once "lib.php";
require_once 'edit_form.php';
feedback_init_feedback_session();
$id = required_param('id', PARAM_INT);
if ($formdata = data_submitted() and !confirm_sesskey()) {
    print_error('invalidsesskey');
}
$do_show = optional_param('do_show', 'edit', PARAM_ALPHA);
$moveupitem = optional_param('moveupitem', false, PARAM_INT);
$movedownitem = optional_param('movedownitem', false, PARAM_INT);
$moveitem = optional_param('moveitem', false, PARAM_INT);
$movehere = optional_param('movehere', false, PARAM_INT);
$switchitemrequired = optional_param('switchitemrequired', false, PARAM_INT);
$current_tab = $do_show;
$url = new moodle_url('/mod/feedback/edit.php', array('id' => $id, 'do_show' => $do_show));
if (!($cm = get_coursemodule_from_id('feedback', $id))) {
    print_error('invalidcoursemodule');
}