mirror of
https://github.com/itflow-org/itflow
synced 2026-11-11 15:07:24 +00:00
468 lines
17 KiB
PHP
468 lines
17 KiB
PHP
<?php
|
|
|
|
/*
|
|
* ITFlow - GET/POST request handler for calendars, events and calendar links
|
|
*
|
|
* Calendars themselves (add, rename, delete, publish) are an admin's. Events
|
|
* are anyone's to add, and a client's events need access to that client.
|
|
* Attendees are agents, the client's contacts and anyone by email; ticking
|
|
* "Email the invitation" sends each of them an iCalendar invitation, and from
|
|
* then on a change, a skipped occurrence or the deletion goes to the people
|
|
* who have it in their calendar.
|
|
*/
|
|
|
|
defined('FROM_POST_HANDLER') || die("Direct file access is not allowed");
|
|
|
|
/** A colour from the picker - #rrggbb - or a default. */
|
|
function calendarPostedColor($color) {
|
|
$color = trim((string) $color);
|
|
return preg_match('/^#[0-9a-f]{6}$/i', $color) ? strtolower($color) : '#3c8dbc';
|
|
}
|
|
|
|
/** The attendee fields of the event form, as calendarSetAttendees() takes them. */
|
|
function calendarPostedAttendees() {
|
|
return [
|
|
(array) ($_POST['agents'] ?? []),
|
|
(array) ($_POST['contacts'] ?? []),
|
|
preg_split('/[\s,;]+/', (string) ($_POST['emails'] ?? ''), -1, PREG_SPLIT_NO_EMPTY),
|
|
];
|
|
}
|
|
|
|
/** " - invitation emailed to 3 people" (or just "emailed to") - nothing when nobody was. */
|
|
function calendarSentText($count, $what = 'invitation') {
|
|
return $count ? ' - ' . ($what ? "$what " : '') . "emailed to $count " . ($count === 1 ? 'person' : 'people') : '';
|
|
}
|
|
|
|
/*
|
|
* ---------- calendars ----------
|
|
*/
|
|
|
|
if (isset($_POST['add_calendar'])) {
|
|
|
|
validateCSRFToken();
|
|
enforceAdminPermission();
|
|
|
|
$name = trim(strip_tags((string) ($_POST['name'] ?? '')));
|
|
if ($name === '') {
|
|
flashAlert('A calendar needs a name.', 'error');
|
|
redirect();
|
|
}
|
|
$color = calendarPostedColor($_POST['color'] ?? '');
|
|
|
|
mysqli_query($mysqli, "INSERT INTO calendars SET calendar_name = '" . escapeSql(mb_substr($name, 0, 200)) . "', calendar_color = '$color'");
|
|
$calendar_id = mysqli_insert_id($mysqli);
|
|
|
|
logAudit("Calendar", "Create", "$session_name created calendar " . escapeSql($name), 0, $calendar_id);
|
|
|
|
flashAlert("Calendar <strong>" . escapeHtml($name) . "</strong> created");
|
|
|
|
redirect();
|
|
|
|
}
|
|
|
|
if (isset($_POST['edit_calendar'])) {
|
|
|
|
validateCSRFToken();
|
|
enforceAdminPermission();
|
|
|
|
$calendar_id = intval($_POST['calendar_id'] ?? 0);
|
|
$name = trim(strip_tags((string) ($_POST['name'] ?? '')));
|
|
if ($name === '') {
|
|
flashAlert('A calendar needs a name.', 'error');
|
|
redirect();
|
|
}
|
|
$color = calendarPostedColor($_POST['color'] ?? '');
|
|
|
|
mysqli_query($mysqli, "UPDATE calendars SET calendar_name = '" . escapeSql(mb_substr($name, 0, 200)) . "', calendar_color = '$color' WHERE calendar_id = $calendar_id");
|
|
|
|
logAudit("Calendar", "Edit", "$session_name edited calendar " . escapeSql($name), 0, $calendar_id);
|
|
|
|
flashAlert("Calendar <strong>" . escapeHtml($name) . "</strong> saved");
|
|
|
|
redirect();
|
|
|
|
}
|
|
|
|
if (isset($_GET['delete_calendar'])) {
|
|
|
|
validateCSRFToken();
|
|
enforceAdminPermission();
|
|
|
|
$calendar_id = intval($_GET['delete_calendar']);
|
|
$calendar_name = (string) getFieldById('calendars', $calendar_id, 'calendar_name');
|
|
|
|
// Its events go with it, and whoever was invited to one is told it is off
|
|
$sql = mysqli_query($mysqli, "SELECT event_id FROM calendar_events WHERE event_calendar_id = $calendar_id AND event_archived_at IS NULL");
|
|
$cancelled = 0;
|
|
while ($row = mysqli_fetch_row($sql)) {
|
|
$event = calendarEventRow($row[0]);
|
|
$invited = calendarInvitedAttendees($row[0]);
|
|
if ($event && $invited) {
|
|
$cancelled += calendarSendInvites($event, 'cancel', $invited);
|
|
}
|
|
}
|
|
mysqli_query($mysqli, "DELETE calendar_event_attendees FROM calendar_event_attendees JOIN calendar_events ON event_id = attendee_event_id WHERE event_calendar_id = $calendar_id");
|
|
mysqli_query($mysqli, "DELETE FROM calendar_events WHERE event_calendar_id = $calendar_id");
|
|
mysqli_query($mysqli, "DELETE FROM calendars WHERE calendar_id = $calendar_id");
|
|
|
|
logAudit("Calendar", "Delete", "$session_name deleted calendar " . escapeSql($calendar_name) . " and its events");
|
|
|
|
flashAlert("Calendar <strong>" . escapeHtml($calendar_name) . "</strong> and its events deleted" . calendarSentText($cancelled, 'cancellation'), 'error');
|
|
|
|
redirect();
|
|
|
|
}
|
|
|
|
if (isset($_POST['share_calendar'])) {
|
|
|
|
validateCSRFToken();
|
|
|
|
// Publishing a calendar mints an unauthenticated public URL, so keep it to
|
|
// admins - calendars are not owned by a module.
|
|
enforceAdminPermission();
|
|
|
|
$calendar_id = intval($_POST['calendar_id']);
|
|
$busy_only = isset($_POST['busy_only']) ? 1 : 0;
|
|
|
|
$calendar_name = (string) getFieldById('calendars', $calendar_id, 'calendar_name');
|
|
$existing_key = getFieldById('calendars', $calendar_id, 'calendar_feed_key');
|
|
|
|
if (empty($existing_key)) {
|
|
|
|
// 32 URL-safe base64 chars (~192 bits). Stored in cleartext, like
|
|
// invoice_url_key, so the link stays re-copyable for a second device.
|
|
$feed_key = escapeSql(randomString(32));
|
|
|
|
mysqli_query($mysqli, "UPDATE calendars SET
|
|
calendar_feed_key = '$feed_key',
|
|
calendar_feed_busy_only = $busy_only,
|
|
calendar_feed_created_at = NOW()
|
|
WHERE calendar_id = $calendar_id");
|
|
|
|
logAudit("Calendar", "Share", "$session_name published calendar " . escapeSql($calendar_name) . " as a read-only feed", 0, $calendar_id);
|
|
|
|
flashAlert("Calendar <strong>" . escapeHtml($calendar_name) . "</strong> published - copy the subscription link from Share");
|
|
|
|
} else {
|
|
|
|
mysqli_query($mysqli, "UPDATE calendars SET
|
|
calendar_feed_busy_only = $busy_only
|
|
WHERE calendar_id = $calendar_id");
|
|
|
|
logAudit("Calendar", "Edit", "$session_name updated feed settings for calendar " . escapeSql($calendar_name), 0, $calendar_id);
|
|
|
|
flashAlert("Sharing for <strong>" . escapeHtml($calendar_name) . "</strong> saved");
|
|
}
|
|
|
|
redirect();
|
|
|
|
}
|
|
|
|
if (isset($_GET['regenerate_calendar_feed'])) {
|
|
|
|
validateCSRFToken();
|
|
enforceAdminPermission();
|
|
|
|
$calendar_id = intval($_GET['regenerate_calendar_feed']);
|
|
$calendar_name = (string) getFieldById('calendars', $calendar_id, 'calendar_name');
|
|
$feed_key = escapeSql(randomString(32));
|
|
|
|
mysqli_query($mysqli, "UPDATE calendars SET
|
|
calendar_feed_key = '$feed_key',
|
|
calendar_feed_created_at = NOW(),
|
|
calendar_feed_accessed_at = NULL
|
|
WHERE calendar_id = $calendar_id");
|
|
|
|
logAudit("Calendar", "Share", "$session_name regenerated the feed link for calendar " . escapeSql($calendar_name), 0, $calendar_id);
|
|
|
|
flashAlert("New link for <strong>" . escapeHtml($calendar_name) . "</strong> - the old one has stopped working, so subscribers must subscribe again", 'warning');
|
|
|
|
redirect();
|
|
|
|
}
|
|
|
|
if (isset($_GET['unshare_calendar'])) {
|
|
|
|
validateCSRFToken();
|
|
enforceAdminPermission();
|
|
|
|
$calendar_id = intval($_GET['unshare_calendar']);
|
|
$calendar_name = (string) getFieldById('calendars', $calendar_id, 'calendar_name');
|
|
|
|
mysqli_query($mysqli, "UPDATE calendars SET
|
|
calendar_feed_key = NULL,
|
|
calendar_feed_busy_only = 0,
|
|
calendar_feed_created_at = NULL,
|
|
calendar_feed_accessed_at = NULL
|
|
WHERE calendar_id = $calendar_id");
|
|
|
|
logAudit("Calendar", "Share", "$session_name stopped sharing calendar " . escapeSql($calendar_name), 0, $calendar_id);
|
|
|
|
flashAlert("Calendar <strong>" . escapeHtml($calendar_name) . "</strong> is no longer shared", 'error');
|
|
|
|
redirect();
|
|
|
|
}
|
|
|
|
/*
|
|
* ---------- events ----------
|
|
*/
|
|
|
|
if (isset($_POST['add_event'])) {
|
|
|
|
validateCSRFToken();
|
|
|
|
$client_id = intval($_POST['client_id'] ?? 0);
|
|
if ($client_id) {
|
|
enforceClientAccess();
|
|
}
|
|
|
|
$set = calendarEventFormSet($_POST, $client_id, $error);
|
|
if ($set === '') {
|
|
flashAlert($error, 'error');
|
|
redirect();
|
|
}
|
|
|
|
mysqli_query($mysqli, "INSERT INTO calendar_events SET $set, event_created_by = $session_user_id");
|
|
$event_id = mysqli_insert_id($mysqli);
|
|
|
|
[$agents, $contacts, $emails] = calendarPostedAttendees();
|
|
calendarSetAttendees($event_id, $client_id, $agents, $contacts, $emails);
|
|
|
|
$event = calendarEventRow($event_id);
|
|
$sent = !empty($_POST['send_invites']) ? calendarSendInvites($event, 'invite') : 0;
|
|
|
|
logAudit("Calendar Event", "Create", "$session_name added the event " . escapeSql($event['event_title']) . " to calendar " . escapeSql($event['calendar_name']), $client_id, $event_id);
|
|
|
|
flashAlert("Event <strong>" . escapeHtml($event['event_title']) . "</strong> added" . calendarSentText($sent));
|
|
|
|
redirect();
|
|
|
|
}
|
|
|
|
if (isset($_POST['edit_event'])) {
|
|
|
|
validateCSRFToken();
|
|
|
|
$old = calendarEventForRequest($_POST['event_id'] ?? 0);
|
|
$event_id = intval($old['event_id']);
|
|
|
|
// It can move to another client - which needs access too
|
|
$client_id = intval($_POST['client_id'] ?? 0);
|
|
if ($client_id) {
|
|
enforceClientAccess();
|
|
}
|
|
|
|
$set = calendarEventFormSet($_POST, $client_id, $error);
|
|
if ($set === '') {
|
|
flashAlert($error, 'error');
|
|
redirect();
|
|
}
|
|
|
|
mysqli_query($mysqli, "UPDATE calendar_events SET $set WHERE event_id = $event_id");
|
|
|
|
// A change a calendar that already has it needs to know about moves it on a version
|
|
$event = calendarEventRow($event_id);
|
|
$changed = false;
|
|
foreach (['event_title', 'event_start', 'event_end', 'event_all_day', 'event_location', 'event_location_id', 'event_description', 'event_repeat', 'event_repeat_interval', 'event_repeat_until'] as $field) {
|
|
if ((string) $old[$field] !== (string) $event[$field]) {
|
|
$changed = true;
|
|
}
|
|
}
|
|
if ($changed) {
|
|
mysqli_query($mysqli, "UPDATE calendar_events SET event_sequence = event_sequence + 1 WHERE event_id = $event_id");
|
|
$event['event_sequence'] = intval($event['event_sequence']) + 1;
|
|
}
|
|
|
|
[$agents, $contacts, $emails] = calendarPostedAttendees();
|
|
$attendees = calendarSetAttendees($event_id, $client_id, $agents, $contacts, $emails);
|
|
|
|
$sent = 0;
|
|
$cancelled = 0;
|
|
if (!empty($_POST['send_invites'])) {
|
|
$invite = [];
|
|
$update = [];
|
|
foreach (calendarEventAttendees($event_id) as $attendee) {
|
|
if (!in_array(intval($attendee['attendee_id']), $attendees['new'], true) && !empty($attendee['attendee_invited_at'])) {
|
|
$update[] = $attendee;
|
|
} else {
|
|
$invite[] = $attendee;
|
|
}
|
|
}
|
|
// Newcomers and anyone not yet invited get the invitation; those who have
|
|
// it get the update when something about it changed
|
|
$sent += calendarSendInvites($event, 'invite', $invite);
|
|
if ($changed) {
|
|
$sent += calendarSendInvites($event, 'update', $update);
|
|
}
|
|
// Whoever was taken off and had it in their calendar is told it is off for them
|
|
$cancelled = calendarSendInvites($event, 'cancel', array_values(array_filter($attendees['removed'], function ($attendee) {
|
|
return !empty($attendee['attendee_invited_at']);
|
|
})));
|
|
}
|
|
|
|
logAudit("Calendar Event", "Edit", "$session_name edited the event " . escapeSql($event['event_title']), $client_id, $event_id);
|
|
|
|
flashAlert("Event <strong>" . escapeHtml($event['event_title']) . "</strong> saved" . calendarSentText($sent + $cancelled, ''));
|
|
|
|
redirect();
|
|
|
|
}
|
|
|
|
if (isset($_POST['send_event_invites'])) {
|
|
|
|
validateCSRFToken();
|
|
|
|
$event = calendarEventForRequest($_POST['event_id'] ?? 0);
|
|
$event_id = intval($event['event_id']);
|
|
|
|
if (!calendarCanEmail()) {
|
|
flashAlert('Email is not set up, so there is nothing to send the invitation with.', 'error');
|
|
redirect();
|
|
}
|
|
|
|
// Those who have it get it again as an update; the rest are invited
|
|
$invited = calendarInvitedAttendees($event_id);
|
|
$not_invited = array_values(array_filter(calendarEventAttendees($event_id), function ($attendee) {
|
|
return empty($attendee['attendee_invited_at']);
|
|
}));
|
|
$sent = calendarSendInvites($event, 'invite', $not_invited) + calendarSendInvites($event, 'update', $invited);
|
|
|
|
if (!$sent) {
|
|
flashAlert('Nobody on this event has an email address to send it to.', 'warning');
|
|
redirect();
|
|
}
|
|
|
|
flashAlert("Invitation for <strong>" . escapeHtml($event['event_title']) . "</strong> emailed to $sent " . ($sent === 1 ? 'person' : 'people'));
|
|
|
|
redirect();
|
|
|
|
}
|
|
|
|
if (isset($_GET['skip_event_occurrence'])) {
|
|
|
|
validateCSRFToken();
|
|
|
|
$event = calendarEventForRequest($_GET['skip_event_occurrence']);
|
|
$event_id = intval($event['event_id']);
|
|
$date = (string) ($_GET['date'] ?? '');
|
|
|
|
if (!calendarEventRepeats($event) || !calendarIsDate($date)) {
|
|
flashAlert('That is not one of its occurrences.', 'error');
|
|
redirect();
|
|
}
|
|
|
|
$skip = calendarSkippedDates($event);
|
|
$skip[] = $date;
|
|
$skip = array_values(array_unique($skip));
|
|
sort($skip);
|
|
mysqli_query($mysqli, "UPDATE calendar_events SET event_repeat_skip = '" . escapeSql(implode(',', $skip)) . "', event_sequence = event_sequence + 1 WHERE event_id = $event_id");
|
|
|
|
// The people who have the series in their calendar get it without that day
|
|
$event = calendarEventRow($event_id);
|
|
$sent = calendarSendInvites($event, 'update', calendarInvitedAttendees($event_id));
|
|
|
|
$when = date('D, M j', strtotime($date));
|
|
logAudit("Calendar Event", "Edit", "$session_name skipped $when of the event " . escapeSql($event['event_title']), intval($event['event_client_id']), $event_id);
|
|
|
|
flashAlert("<strong>" . escapeHtml($event['event_title']) . "</strong> skipped on $when" . calendarSentText($sent, 'update'));
|
|
|
|
redirect();
|
|
|
|
}
|
|
|
|
if (isset($_GET['delete_event'])) {
|
|
|
|
validateCSRFToken();
|
|
|
|
$event = calendarEventForRequest($_GET['delete_event']);
|
|
$event_id = intval($event['event_id']);
|
|
|
|
// The people who have it in their calendar are told it is off
|
|
$cancelled = calendarSendInvites($event, 'cancel', calendarInvitedAttendees($event_id));
|
|
|
|
mysqli_query($mysqli, "DELETE FROM calendar_event_attendees WHERE attendee_event_id = $event_id");
|
|
mysqli_query($mysqli, "DELETE FROM calendar_events WHERE event_id = $event_id");
|
|
|
|
logAudit("Calendar Event", "Delete", "$session_name deleted the event " . escapeSql($event['event_title']), intval($event['event_client_id']), $event_id);
|
|
|
|
flashAlert("Event <strong>" . escapeHtml($event['event_title']) . "</strong> deleted" . calendarSentText($cancelled, 'cancellation'), 'error');
|
|
|
|
redirect();
|
|
|
|
}
|
|
|
|
if (isset($_GET['export_event_ics'])) {
|
|
|
|
$event = calendarEventForRequest($_GET['export_event_ics']);
|
|
|
|
$ics = icsCalendar(['name' => $event['event_title']], [calendarEventIcsItem($event)], $config_timezone);
|
|
$filename = trim(preg_replace('/[^A-Za-z0-9_-]+/', '_', $event['event_title']), '_') ?: 'event';
|
|
|
|
header('Content-Type: text/calendar; charset=utf-8');
|
|
header("Content-Disposition: attachment; filename=\"$filename.ics\"");
|
|
echo $ics;
|
|
exit;
|
|
|
|
}
|
|
|
|
/*
|
|
* ---------- my schedule, as a subscription ----------
|
|
* Each agent's own: their scheduled tickets, the events they are on and the
|
|
* projects they manage, for the calendar on their phone, Nextcloud or Google.
|
|
*/
|
|
|
|
if (isset($_POST['calendar_feed_save'])) {
|
|
|
|
validateCSRFToken();
|
|
|
|
$scope = ($_POST['scope'] ?? 'mine') === 'everyone' ? 'everyone' : 'mine';
|
|
$tickets = !empty($_POST['feed_tickets']) ? 1 : 0;
|
|
$events = !empty($_POST['feed_events']) ? 1 : 0;
|
|
$projects = !empty($_POST['feed_projects']) ? 1 : 0;
|
|
$busy_only = !empty($_POST['busy_only']) ? 1 : 0;
|
|
$fields = "feed_scope = '$scope', feed_tickets = $tickets, feed_events = $events, feed_projects = $projects, feed_busy_only = $busy_only";
|
|
|
|
if (calendarUserFeed($session_user_id)) {
|
|
mysqli_query($mysqli, "UPDATE user_calendar_feeds SET $fields WHERE feed_user_id = $session_user_id");
|
|
flashAlert('Your calendar link is saved - subscribers pick up the change on their next refresh');
|
|
} else {
|
|
$feed_key = escapeSql(randomString(40));
|
|
mysqli_query($mysqli, "INSERT INTO user_calendar_feeds SET feed_user_id = $session_user_id, feed_key = '$feed_key', $fields");
|
|
logAudit("Calendar", "Share", "$session_name created a subscription link to their schedule");
|
|
flashAlert('Your calendar link is ready - copy it from My calendar link');
|
|
}
|
|
|
|
redirect();
|
|
|
|
}
|
|
|
|
if (isset($_GET['calendar_feed_regenerate'])) {
|
|
|
|
validateCSRFToken();
|
|
|
|
$feed_key = escapeSql(randomString(40));
|
|
mysqli_query($mysqli, "UPDATE user_calendar_feeds SET feed_key = '$feed_key', feed_created_at = NOW(), feed_accessed_at = NULL WHERE feed_user_id = $session_user_id");
|
|
|
|
logAudit("Calendar", "Share", "$session_name regenerated the subscription link to their schedule");
|
|
|
|
flashAlert('New calendar link made - the old one has stopped working, so subscribe again with the new one', 'warning');
|
|
|
|
redirect();
|
|
|
|
}
|
|
|
|
if (isset($_GET['calendar_feed_stop'])) {
|
|
|
|
validateCSRFToken();
|
|
|
|
mysqli_query($mysqli, "DELETE FROM user_calendar_feeds WHERE feed_user_id = $session_user_id");
|
|
|
|
logAudit("Calendar", "Share", "$session_name stopped the subscription link to their schedule");
|
|
|
|
flashAlert('Your calendar link has stopped working', 'error');
|
|
|
|
redirect();
|
|
|
|
}
|