private function postUpload()
{
$error = false;
if (empty($_FILES['upload_file']['tmp_name'])) {
$error = true;
$content[] = dgettext('calendar', 'Missing filename.');
} elseif ($_FILES['upload_file']['type'] != 'text/calendar') {
$error = true;
$content[] = dgettext('calendar', 'Improper file format.');
}
if (!$error) {
$result = file($_FILES['upload_file']['tmp_name']);
if (!is_array($result)) {
$error = true;
$content[] = dgettext('calendar', 'Unable to parse file for events.');
} elseif (trim($result[0]) != 'BEGIN:VCALENDAR') {
$error = true;
$content[] = dgettext('calendar', 'File does not appear to be in iCal/vCal format.');
}
}
if ($error) {
$content[] = $this->calendar->schedule->uploadEventsLink(false, dgettext('calendar', 'Return to upload form...'));
$this->title = dgettext('calendar', 'Error');
$this->content = implode('<br />', $content);
return;
}
PHPWS_Core::initModClass('calendar', 'Event.php');
$table = $this->calendar->schedule->getEventTable();
$db = new PHPWS_DB($table);
$success = 0;
$duplicates = 0;
foreach ($result as $cal) {
$cal = trim($cal);
$colon = strpos($cal, ':');
if (!$colon) {
continue;
}
$command = substr($cal, 0, $colon);
if ($semicolon = strpos($cal, ';')) {
$command = substr($cal, 0, $semicolon);
}
$value = substr($cal, $colon + 1, strlen($cal));
if (empty($value)) {
continue;
}
switch ($command) {
case 'BEGIN':
if ($value == 'VEVENT' && !isset($event)) {
$event = new Calendar_Event(0, $this->calendar->schedule);
$event->start_time = 0;
$event->end_time = 0;
}
break;
case 'DTSTART':
if (isset($event)) {
$event->start_time = strtotime($value);
}
break;
case 'DTSTART;VALUE=DATE':
if (isset($event)) {
$event->start_time = strtotime($value);
}
break;
case 'DTEND':
if (isset($event)) {
$event->end_time = strtotime($value);
}
break;
case 'DTEND;VALUE=DATE':
if (isset($event)) {
$event->end_time = strtotime($value);
}
break;
case 'SUMMARY':
if (isset($event)) {
$value = str_replace('\\,', ',', $value);
$event->setSummary($value, true);
}
break;
case 'LOCATION':
if (isset($event)) {
$event->setLocation($value);
}
break;
case 'DESCRIPTION':
if (isset($event)) {
$value = str_replace('\\,', ',', $value);
$value = str_replace('\\n', "\n", $value);
$event->setDescription($value, null, true);
}
break;
case 'END':
if ($value == 'VEVENT' && isset($event)) {
if (empty($event->end_time)) {
//start time should be midnight so add 23h 23min 59 sec
$event->end_time = $event->start_time + 86399;
$event->all_day = 1;
}
$db->reset();
$db->addWhere('start_time', $event->start_time);
$db->addWhere('end_time', $event->end_time);
$db->addWhere('summary', $event->summary);
$db->addColumn('id');
$result = $db->select('one');
if (!empty($result)) {
if (PHPWS_Error::logIfError($result)) {
$parse_errors[] = dgettext('calendar', 'Error accessing event table.');
} else {
$duplicates++;
}
} else {
$save = $event->save();
if (PHPWS_Error::logIfError($save) || !$save) {
$parse_errors[] = dgettext('calendar', 'Error saving new event.');
} else {
$success++;
}
}
unset($event);
}
break;
}
}
$this->title = dgettext('calendar', 'Import complete!');
if (isset($parse_errors)) {
$content[] = dgettext('calendar', 'The following errors occurred when trying to import your events:');
$content[] = '<ul><li>' . implode('</li><li>', $parse_errors) . '</li></ul>';
}
$content[] = sprintf(dgettext('calendar', '%s event(s) were successfully imported.'), $success);
$content[] = sprintf(dgettext('calendar', '%s duplicate event(s) were ignored.'), $duplicates);
$content[] = javascript('close_window');
$this->content = implode('<br />', $content);
}