// or (b) there is only one room in the new set of bookings, in which case
// what has happened is that the booking has been changed to be in
// a new room
// or (c) the new set of rooms does not include the original room, in which
// case we will make the arbitrary assumption that the original booking
// has been moved to the first room in the list and the bookings in the
// other rooms are clones and will be treated as new bookings.
if (isset($original_room_id) && ($original_room_id == $room_id || count($rooms) == 1 || $rooms[0] == $room_id && !in_array($original_room_id, $rooms))) {
// This is an existing booking which has been changed. Keep the
// original ical_uid and increment the sequence number.
$data['ical_uid'] = $ical_uid;
$data['ical_sequence'] = $ical_sequence + 1;
} else {
// This is a new booking. We generate a new ical_uid and start
// the sequence at 0.
$data['ical_uid'] = generate_global_uid($name);
$data['ical_sequence'] = 0;
}
$data['start_time'] = $starttime;
$data['end_time'] = $endtime;
$data['room_id'] = $room_id;
$data['create_by'] = $create_by;
$data['name'] = $name;
$data['type'] = $type;
$data['description'] = $description;
$data['status'] = $status;
$data['custom_fields'] = $custom_fields;
$data['rep_type'] = $rep_type;
if ($edit_type == "series") {
$data['end_date'] = $end_date;
$data['rep_opt'] = $rep_opt;
function process_event($vevent)
{
global $import_default_type, $skip;
global $morningstarts, $morningstarts_minutes, $resolution;
// We are going to cache the settings ($resolution etc.) for the rooms
// in order to avoid lots of database lookups
static $room_settings = array();
// Set up the booking with some defaults
$booking = array();
$booking['status'] = 0;
$booking['rep_type'] = REP_NONE;
$booking['type'] = $import_default_type;
// Parse all the lines first because we'll need to get the start date
// for calculating some of the other settings
$properties = array();
$problems = array();
$line = current($vevent);
while ($line !== FALSE) {
$property = parse_ical_property($line);
// Ignore any sub-components (eg a VALARM inside a VEVENT) as MRBS does not
// yet handle things like reminders. Skip through to the end of the sub-
// component. Just in case you can have sub-components at a greater depth
// than 1 (not sure if you can), make sure we've got to the matching END.
if ($property['name'] != 'BEGIN') {
$properties[$property['name']] = array('params' => $property['params'], 'value' => $property['value']);
} else {
$component = $property['value'];
while (!($property['name'] == 'END' && $property['value'] == $component) && ($line = next($vevent))) {
$property = parse_ical_property($line);
}
}
$line = next($vevent);
}
// Get the start time because we'll need it later
if (!isset($properties['DTSTART'])) {
trigger_error("No DTSTART", E_USER_WARNING);
} else {
$booking['start_time'] = get_time($properties['DTSTART']['value'], $properties['DTSTART']['params']);
}
// Now go through the rest of the properties
foreach ($properties as $name => $details) {
switch ($name) {
case 'ORGANIZER':
$booking['create_by'] = get_create_by($details['value']);
break;
case 'SUMMARY':
$booking['name'] = $details['value'];
break;
case 'DESCRIPTION':
$booking['description'] = $details['value'];
break;
case 'LOCATION':
$error = '';
$booking['room_id'] = get_room_id($details['value'], $error);
if ($booking['room_id'] === FALSE) {
$problems[] = $error;
}
break;
case 'DTEND':
$booking['end_time'] = get_time($details['value'], $details['params']);
break;
case 'DURATION':
trigger_error("DURATION not yet supported by MRBS", E_USER_WARNING);
break;
case 'RRULE':
$rrule_errors = array();
$repeat_details = get_repeat_details($details['value'], $booking['start_time'], $rrule_errors);
if ($repeat_details === FALSE) {
$problems = array_merge($problems, $rrule_errors);
} else {
foreach ($repeat_details as $key => $value) {
$booking[$key] = $value;
}
}
break;
case 'CLASS':
if (in_array($details['value'], array('PRIVATE', 'CONFIDENTIAL'))) {
$booking['status'] |= STATUS_PRIVATE;
}
break;
case 'STATUS':
if ($details['value'] == 'TENTATIVE') {
$booking['status'] |= STATUS_TENTATIVE;
}
break;
case 'UID':
$booking['ical_uid'] = $details['value'];
break;
case 'SEQUENCE':
$booking['ical_sequence'] = $details['value'];
break;
case 'LAST-MODIFIED':
// We probably ought to do something with LAST-MODIFIED and use it
// for the timestamp field
break;
default:
break;
}
}
// If we didn't manage to work out a username then just put the booking
// under the name of the current user
if (!isset($booking['create_by'])) {
$booking['create_by'] = getUserName();
}
// A SUMMARY is optional in RFC 5545, however a brief description is mandatory
// in MRBS. So if the VEVENT didn't include a name, we'll give it one
if (!isset($booking['name'])) {
$booking['name'] = "Imported event - no SUMMARY name";
}
// On the other hand a UID is mandatory in RFC 5545. We'll be lenient and
// provide one if it is missing
if (!isset($booking['ical_uid'])) {
$booking['ical_uid'] = generate_global_uid($booking['name']);
$booking['sequence'] = 0;
// and we'll start the sequence from 0
}
// LOCATION is optional in RFC 5545 but is obviously mandatory in MRBS.
// We could maybe have a default room on the form and use that
if (!isset($booking['room_id'])) {
$problems[] = get_vocab("no_LOCATION");
}
if (empty($problems)) {
// Get the area settings for this room, if we haven't got them already
if (!isset($room_settings[$booking['room_id']])) {
get_area_settings(get_area($booking['room_id']));
$room_settings[$booking['room_id']]['morningstarts'] = $morningstarts;
$room_settings[$booking['room_id']]['morningstarts_minutes'] = $morningstarts_minutes;
$room_settings[$booking['room_id']]['resolution'] = $resolution;
}
// Round the start and end times to slot boundaries
$date = getdate($booking['start_time']);
$m = $date['mon'];
$d = $date['mday'];
$y = $date['year'];
$am7 = mktime($room_settings[$booking['room_id']]['morningstarts'], $room_settings[$booking['room_id']]['morningstarts_minutes'], 0, $m, $d, $y);
$booking['start_time'] = round_t_down($booking['start_time'], $room_settings[$booking['room_id']]['resolution'], $am7);
$booking['end_time'] = round_t_up($booking['end_time'], $room_settings[$booking['room_id']]['resolution'], $am7);
// Make the bookings
$bookings = array($booking);
$result = mrbsMakeBookings($bookings, NULL, FALSE, $skip);
if ($result['valid_booking']) {
return TRUE;
}
}
// There were problems - list them
echo "<div class=\"problem_report\">\n";
echo get_vocab("could_not_import") . " UID:" . htmlspecialchars($booking['ical_uid']);
echo "<ul>\n";
foreach ($problems as $problem) {
echo "<li>" . htmlspecialchars($problem) . "</li>\n";
}
if (!empty($result['rules_broken'])) {
echo "<li>" . get_vocab("rules_broken") . "\n";
echo "<ul>\n";
foreach ($result['rules_broken'] as $rule) {
echo "<li>{$rule}</li>\n";
}
echo "</ul></li>\n";
}
if (!empty($result['conflicts'])) {
echo "<li>" . get_vocab("conflict") . "\n";
echo "<ul>\n";
foreach ($result['conflicts'] as $conflict) {
echo "<li>{$conflict}</li>\n";
}
echo "</ul></li>\n";
}
echo "</ul>\n";
echo "</div>\n";
return FALSE;
}
