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PHTML

<?php
/**
* @return string
*/
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function admin_import_title()
{
return _("Frab import");
}
/**
* @return string
*/
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function admin_import()
{
global $rooms_import;
global $user;
$html = "";
$import_dir = __DIR__ . '/../../import';
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$step = "input";
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if (
isset($_REQUEST['step'])
&& in_array($step, [
'input',
'check',
'import'
])
) {
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$step = $_REQUEST['step'];
}
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if ($test_handle = @fopen($import_dir . '/tmp', 'w')) {
fclose($test_handle);
@unlink($import_dir . '/tmp');
} else {
error(_('Webserver has no write-permission on import directory.'));
}
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$import_file = $import_dir . '/import_' . $user['UID'] . '.xml';
$shifttype_id = null;
$add_minutes_start = 15;
$add_minutes_end = 15;
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$shifttypes_source = ShiftTypes();
if ($shifttypes_source === false) {
engelsystem_error('Unable to load shifttypes.');
}
$shifttypes = [];
foreach ($shifttypes_source as $shifttype) {
$shifttypes[$shifttype['id']] = $shifttype['name'];
}
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switch ($step) {
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case 'input':
$valid = false;
if (isset($_REQUEST['submit'])) {
$valid = true;
if (isset($_REQUEST['shifttype_id']) && isset($shifttypes[$_REQUEST['shifttype_id']])) {
$shifttype_id = $_REQUEST['shifttype_id'];
} else {
$valid = false;
error(_('Please select a shift type.'));
}
if (isset($_REQUEST['add_minutes_start']) && is_numeric(trim($_REQUEST['add_minutes_start']))) {
$add_minutes_start = trim($_REQUEST['add_minutes_start']);
} else {
$valid = false;
error(_("Please enter an amount of minutes to add to a talk's begin."));
}
if (isset($_REQUEST['add_minutes_end']) && is_numeric(trim($_REQUEST['add_minutes_end']))) {
$add_minutes_end = trim($_REQUEST['add_minutes_end']);
} else {
$valid = false;
error(_("Please enter an amount of minutes to add to a talk's end."));
}
if (isset($_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) {
$valid = false;
error(_('No valid xml/xcal file provided.'));
unlink($import_file);
}
} else {
$valid = false;
error(_('File upload went wrong.'));
}
} else {
$valid = false;
error(_('Please provide some data.'));
}
}
if ($valid) {
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', [
_('File Upload') . mute(glyph('arrow-right')) . mute(_('Validation')) . mute(glyph('arrow-right')) . mute(_('Import'))
]) . div('row', [
div('col-md-offset-3 col-md-6', [
form([
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"), $rooms_deleted)
])
]),
'<h3>' . _("Shifts to create") . '</h3>',
table([
'day' => _("Day"),
'start' => _("Start"),
'end' => _("End"),
'shifttype' => _('Shift type'),
'title' => _("Title"),
'room' => _("Room")
], shifts_printable($events_new, $shifttypes)),
'<h3>' . _("Shifts to update") . '</h3>',
table([
'day' => _("Day"),
'start' => _("Start"),
'end' => _("End"),
'shifttype' => _('Shift type'),
'title' => _("Title"),
'room' => _("Room")
], shifts_printable($events_updated, $shifttypes)),
'<h3>' . _("Shifts to delete") . '</h3>',
table([
'day' => _("Day"),
'start' => _("Start"),
'end' => _("End"),
'shifttype' => _('Shift type'),
'title' => _("Title"),
'room' => _("Room")
], shifts_printable($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 $room) {
sql_query("DELETE FROM `Room` WHERE `Name`='" . sql_escape($room) . "' LIMIT 1");
}
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 ($result === false) {
engelsystem_error('Unable to delete shift.');
}
}
engelsystem_log("Frab import done");
unlink($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'));
}
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return page_with_title(admin_import_title(), [
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msg(),
$html
]);
}
/**
* @param string $file
* @return array
*/
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function prepare_rooms($file)
{
global $rooms_import;
$data = read_xml($file);
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// Load rooms from db for compare with input
$rooms = sql_select("SELECT * FROM `Room` WHERE `FromPentabarf`='Y'");
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$rooms_db = [];
$rooms_import = [];
foreach ($rooms as $room) {
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$rooms_db[] = (string)$room['Name'];
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$rooms_import[$room['Name']] = $room['RID'];
}
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$events = $data->vcalendar->vevent;
$rooms_pb = [];
foreach ($events as $event) {
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$rooms_pb[] = (string)$event->location;
if (!isset($rooms_import[trim($event->location)])) {
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$rooms_import[trim($event->location)] = trim($event->location);
}
}
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$rooms_pb = array_unique($rooms_pb);
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$rooms_new = array_diff($rooms_pb, $rooms_db);
$rooms_deleted = array_diff($rooms_db, $rooms_pb);
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return [
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$rooms_new,
$rooms_deleted
];
}
/**
* @param string $file
* @param int $shifttype_id
* @param int $add_minutes_start
* @param int $add_minutes_end
* @return array
*/
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function prepare_events($file, $shifttype_id, $add_minutes_start, $add_minutes_end)
{
global $rooms_import;
$data = read_xml($file);
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$rooms = sql_select("SELECT * FROM `Room`");
$rooms_db = [];
foreach ($rooms as $room) {
$rooms_db[$room['Name']] = $room['RID'];
}
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$events = $data->vcalendar->vevent;
$shifts_pb = [];
foreach ($events as $event) {
$event_pb = $event->children("http://pentabarf.org");
$event_id = trim($event_pb->{
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'event-id'});
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$shifts_pb[$event_id] = [
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'shifttype_id' => $shifttype_id,
'start' => parse_date("Ymd\THis", $event->dtstart) - $add_minutes_start * 60,
'end' => parse_date("Ymd\THis", $event->dtend) + $add_minutes_end * 60,
'RID' => $rooms_import[trim($event->location)],
'title' => trim($event->summary),
'URL' => trim($event->url),
'PSID' => $event_id
];
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}
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$shifts = sql_select("SELECT * FROM `Shifts` WHERE `PSID` IS NOT NULL ORDER BY `start`");
$shifts_db = [];
foreach ($shifts as $shift) {
$shifts_db[$shift['PSID']] = $shift;
}
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$shifts_new = [];
$shifts_updated = [];
foreach ($shifts_pb as $shift) {
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if (!isset($shifts_db[$shift['PSID']])) {
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$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[] = $shift;
}
}
}
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$shifts_deleted = [];
foreach ($shifts_db as $shift) {
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if (!isset($shifts_pb[$shift['PSID']])) {
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$shifts_deleted[] = $shift;
}
}
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return [
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$shifts_new,
$shifts_updated,
$shifts_deleted
];
}
/**
* @param string $file
* @return SimpleXMLElement
*/
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function read_xml($file)
{
global $xml_import;
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if (!isset($xml_import)) {
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$xml_import = simplexml_load_file($file);
}
return $xml_import;
}
/**
* @param array $shifts
* @param array $shifttypes
* @return array
*/
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function shifts_printable($shifts, $shifttypes)
{
global $rooms_import;
$rooms = array_flip($rooms_import);
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uasort($shifts, 'shift_sort');
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$shifts_printable = [];
foreach ($shifts as $shift) {
$shifts_printable[] = [
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'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']]
];
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}
return $shifts_printable;
}
/**
* @param array $shift_a
* @param array $shift_b
* @return int
*/
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function shift_sort($shift_a, $shift_b)
{
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return ($shift_a['start'] < $shift_b['start']) ? -1 : 1;
}