includes/controller/admin_import_controller.php
<?php
function admin_import_title() {
return _("Frab import");
}
function admin_import() {
global $rooms_import;
global $user;
$html = "";
$step = "input";
if (isset($_REQUEST['step']) && in_array($step, [
'input',
'check',
'import'
]))
$step = $_REQUEST['step'];
if ($test_handle = fopen('../import/tmp', 'w')) {
fclose($test_handle);
unlink('../import/tmp');
} else {
error(_('Webserver has no write-permission on import directory.'));
}
$import_file = '../import/import_' . $user['UID'] . '.xml';
$shifttype_id = null;
$add_minutes_start = 15;
$add_minutes_end = 15;
$shifttypes_source = ShiftTypes();
if ($shifttypes_source === false)
engelsystem_error('Unable to load shifttypes.');
$shifttypes = [];
foreach ($shifttypes_source as $shifttype)
$shifttypes[$shifttype['id']] = $shifttype['name'];
switch ($step) {
case 'input':
$ok = false;
if (isset($_REQUEST['submit'])) {
$ok = true;
if (isset($_REQUEST['shifttype_id']) && isset($shifttypes[$_REQUEST['shifttype_id']]))
$shifttype_id = $_REQUEST['shifttype_id'];
else {
$ok = false;
error(_('Please select a shift type.'));
}
if (isset($_REQUEST['add_minutes_start']) && is_numeric(trim($_REQUEST['add_minutes_start'])))
$add_minutes_start = trim($_REQUEST['add_minutes_start']);
else {
$ok = false;
error(_("Please enter an amount of minutes to add to a talk's begin."));
}
if (isset($_REQUEST['add_minutes_end']) && is_numeric(trim($_REQUEST['add_minutes_end'])))
$add_minutes_end = trim($_REQUEST['add_minutes_end']);
else {
$ok = false;
error(_("Please enter an amount of minutes to add to a talk's end."));
}
if (isset($_FILES['xcal_file']) && ($_FILES['xcal_file']['error'] == 0)) {
if (move_uploaded_file($_FILES['xcal_file']['tmp_name'], $import_file)) {
libxml_use_internal_errors(true);
if (simplexml_load_file($import_file) === false) {
$ok = false;
error(_('No valid xml/xcal file provided.'));
unlink($import_file);
}
} else {
$ok = false;
error(_('File upload went wrong.'));
}
} else {
$ok = false;
error(_('Please provide some data.'));
}
}
if ($ok) {
redirect(page_link_to('admin_import') . "&step=check&shifttype_id=" . $shifttype_id . "&add_minutes_end=" . $add_minutes_end . "&add_minutes_start=" . $add_minutes_start);
} else {
$html .= div('well well-sm text-center', [
_('Frab import')
]) . div('well well-sm text-left', [
_('File Upload') . mute(glyph('arrow-right')) . mute(_('Validation')) . mute(glyph('arrow-right')) . mute(_('Import'))
]) . div('row', [
div(' col-md-6', [
form(array(
form_info('', _("This import will create/update/delete rooms and shifts by given FRAB-export file. The needed file format is xcal.")),
form_select('shifttype_id', _('Shifttype'), $shifttypes, $shifttype_id),
form_spinner('add_minutes_start', _("Add minutes to start"), $add_minutes_start),
form_spinner('add_minutes_end', _("Add minutes to end"), $add_minutes_end),
form_file('xcal_file', _("xcal-File (.xcal)")),
form_submit('submit', _("Import"))
))
])
]);
}
break;
case 'check':
if (! file_exists($import_file)) {
error(_('Missing import file.'));
redirect(page_link_to('admin_import'));
}
if (isset($_REQUEST['shifttype_id']) && isset($shifttypes[$_REQUEST['shifttype_id']]))
$shifttype_id = $_REQUEST['shifttype_id'];
else {
error(_('Please select a shift type.'));
redirect(page_link_to('admin_import'));
}
if (isset($_REQUEST['add_minutes_start']) && is_numeric(trim($_REQUEST['add_minutes_start'])))
$add_minutes_start = trim($_REQUEST['add_minutes_start']);
else {
error(_("Please enter an amount of minutes to add to a talk's begin."));
redirect(page_link_to('admin_import'));
}
if (isset($_REQUEST['add_minutes_end']) && is_numeric(trim($_REQUEST['add_minutes_end'])))
$add_minutes_end = trim($_REQUEST['add_minutes_end']);
else {
error(_("Please enter an amount of minutes to add to a talk's end."));
redirect(page_link_to('admin_import'));
}
list($rooms_new, $rooms_deleted) = prepare_rooms($import_file);
list($events_new, $events_updated, $events_deleted) = prepare_events($import_file, $shifttype_id, $add_minutes_start, $add_minutes_end);
$html .= div('well well-sm text-center', [
'<span class="text-success">' . _('File Upload') . glyph('ok-circle') . '</span>' . mute(glyph('arrow-right')) . _('Validation') . mute(glyph('arrow-right')) . mute(_('Import'))
]) . form([
div('row', [
div('col-sm-6', [
'<h3>' . _("Rooms to create") . '</h3>',
table(_("Name"), $rooms_new)
]),
div('col-sm-6', [
'<h3>' . _("Rooms to delete") . '</h3>',
table(_("Name"), $rooms_deleted)
])
]),
'<h3>' . _("Shifts to create") . '</h3>',
table(array(
'day' => _("Day"),
'start' => _("Start"),
'end' => _("End"),
'shifttype' => _('Shift type'),
'title' => _("Title"),
'room' => _("Room")
), shifts_printable($events_new, $shifttypes)),
'<h3>' . _("Shifts to update") . '</h3>',
table(array(
'day' => _("Day"),
'start' => _("Start"),
'end' => _("End"),
'shifttype' => _('Shift type'),
'title' => _("Title"),
'room' => _("Room")
), shifts_printable($events_updated, $shifttypes)),
'<h3>' . _("Shifts to delete") . '</h3>',
table(array(
'day' => _("Day"),
'start' => _("Start"),
'end' => _("End"),
'shifttype' => _('Shift type'),
'title' => _("Title"),
'room' => _("Room")
), shifts_printable($events_deleted, $shifttypes)),
form_submit('submit', _("Import"))
], page_link_to('admin_import') . '&step=import&shifttype_id=' . $shifttype_id . "&add_minutes_end=" . $add_minutes_end . "&add_minutes_start=" . $add_minutes_start);
break;
case 'import':
if (! file_exists($import_file)) {
error(_('Missing import file.'));
redirect(page_link_to('admin_import'));
}
if (! file_exists($import_file))
redirect(page_link_to('admin_import'));
if (isset($_REQUEST['shifttype_id']) && isset($shifttypes[$_REQUEST['shifttype_id']]))
$shifttype_id = $_REQUEST['shifttype_id'];
else {
error(_('Please select a shift type.'));
redirect(page_link_to('admin_import'));
}
if (isset($_REQUEST['add_minutes_start']) && is_numeric(trim($_REQUEST['add_minutes_start'])))
$add_minutes_start = trim($_REQUEST['add_minutes_start']);
else {
error(_("Please enter an amount of minutes to add to a talk's begin."));
redirect(page_link_to('admin_import'));
}
if (isset($_REQUEST['add_minutes_end']) && is_numeric(trim($_REQUEST['add_minutes_end'])))
$add_minutes_end = trim($_REQUEST['add_minutes_end']);
else {
error(_("Please enter an amount of minutes to add to a talk's end."));
redirect(page_link_to('admin_import'));
}
list($rooms_new, $rooms_deleted) = prepare_rooms($import_file);
foreach ($rooms_new as $room) {
$result = Room_create($room, true, true);
if ($result === false)
engelsystem_error('Unable to create room.');
$rooms_import[trim($room)] = sql_id();
}
foreach ($rooms_deleted as $room)
delete_room_by_name ($room);
list($events_new, $events_updated, $events_deleted) = prepare_events($import_file, $shifttype_id, $add_minutes_start, $add_minutes_end);
foreach ($events_new as $event) {
$result = Shift_create($event);
if ($result === false)
engelsystem_error('Unable to create shift.');
}
foreach ($events_updated as $event) {
$result = Shift_update_by_psid($event);
if ($result === false)
engelsystem_error('Unable to update shift.');
}
foreach ($events_deleted as $event) {
$result = Shift_delete_by_psid($event['PSID']);
if ($result === false)
engelsystem_error('Unable to delete shift.');
}
engelsystem_log("Pentabarf import done");
unlink($import_file);
$html .= div('well well-sm text-center', [
'<span class="text-success">' . _('File Upload') . glyph('ok-circle') . '</span>' . mute(glyph('arrow-right')) . '<span class="text-success">' . _('Validation') . glyph('ok-circle') . '</span>' . mute(glyph('arrow-right')) . '<span class="text-success">' . _('Import') . glyph('ok-circle') . '</span>'
]) . success(_("It's done!"), true);
break;
default:
redirect(page_link_to('admin_import'));
}
return page_with_title(admin_import_title(), [
msg(),
$html
]);
}
function prepare_rooms($file) {
global $rooms_import;
$data = read_xml($file);
// Load rooms from db for compare with input
$rooms = Room_by_FromPentabarf();
$rooms_db = array();
$rooms_import = array();
foreach ($rooms as $room) {
$rooms_db[] = (string) $room['Name'];
$rooms_import[$room['Name']] = $room['RID'];
}
$events = $data->vcalendar->vevent;
$rooms_pb = array();
foreach ($events as $event) {
$rooms_pb[] = (string) $event->location;
if (! isset($rooms_import[trim($event->location)]))
$rooms_import[trim($event->location)] = trim($event->location);
}
$rooms_pb = array_unique($rooms_pb);
$rooms_new = array_diff($rooms_pb, $rooms_db);
$rooms_deleted = array_diff($rooms_db, $rooms_pb);
return array(
$rooms_new,
$rooms_deleted
);
}
function prepare_events($file, $shifttype_id, $add_minutes_start, $add_minutes_end) {
global $rooms_import;
$data = read_xml($file);
$rooms = Room_all();
$rooms_db = array();
foreach ($rooms as $room)
$rooms_db[$room['Name']] = $room['RID'];
$events = $data->vcalendar->vevent;
$shifts_pb = array();
foreach ($events as $event) {
$event_pb = $event->children("http://pentabarf.org");
$event_id = trim($event_pb->{
'event-id' });
$shifts_pb[$event_id] = array(
'shifttype_id' => $shifttype_id,
'start' => DateTime::createFromFormat("Ymd\THis", $event->dtstart)->getTimestamp() - $add_minutes_start * 60,
'end' => DateTime::createFromFormat("Ymd\THis", $event->dtend)->getTimestamp() + $add_minutes_end * 60,
'RID' => $rooms_import[trim($event->location)],
'title' => trim($event->summary),
'URL' => trim($event->url),
'PSID' => $event_id
);
}
$shifts = Shifts_by_start();
$shifts_db = array();
foreach ($shifts as $shift)
$shifts_db[$shift['PSID']] = $shift;
$shifts_new = [];
$shifts_updated = [];
foreach ($shifts_pb as $shift)
if (! isset($shifts_db[$shift['PSID']]))
$shifts_new[] = $shift;
else {
$tmp = $shifts_db[$shift['PSID']];
if ($shift['shifttype_id'] != $tmp['shifttype_id'] || $shift['title'] != $tmp['title'] || $shift['start'] != $tmp['start'] || $shift['end'] != $tmp['end'] || $shift['RID'] != $tmp['RID'] || $shift['URL'] != $tmp['URL'])
$shifts_updated[] = $shift;
}
$shifts_deleted = array();
foreach ($shifts_db as $shift)
if (! isset($shifts_pb[$shift['PSID']]))
$shifts_deleted[] = $shift;
return array(
$shifts_new,
$shifts_updated,
$shifts_deleted
);
}
function read_xml($file) {
global $xml_import;
if (! isset($xml_import))
$xml_import = simplexml_load_file($file);
return $xml_import;
}
function shifts_printable($shifts, $shifttypes) {
global $rooms_import;
$rooms = array_flip($rooms_import);
uasort($shifts, 'shift_sort');
$shifts_printable = array();
foreach ($shifts as $shift)
$shifts_printable[] = array(
'day' => date("l, Y-m-d", $shift['start']),
'start' => date("H:i", $shift['start']),
'shifttype' => ShiftType_name_render([
'id' => $shift['shifttype_id'],
'name' => $shifttypes[$shift['shifttype_id']]
]),
'title' => shorten($shift['title']),
'end' => date("H:i", $shift['end']),
'room' => $rooms[$shift['RID']]
);
return $shifts_printable;
}
function shift_sort($a, $b) {
return ($a['start'] < $b['start']) ? - 1 : 1;
}
?>