friendica_2021-01/mod/events.php

605 lines
19 KiB
PHP

<?php
/**
* @copyright Copyright (C) 2020, Friendica
*
* @license GNU AGPL version 3 or any later version
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*
* The events module
*/
use Friendica\App;
use Friendica\Content\Nav;
use Friendica\Content\Widget\CalendarExport;
use Friendica\Core\ACL;
use Friendica\Core\Logger;
use Friendica\Core\Renderer;
use Friendica\Core\Theme;
use Friendica\Core\Worker;
use Friendica\Database\DBA;
use Friendica\DI;
use Friendica\Model\Event;
use Friendica\Model\Item;
use Friendica\Model\User;
use Friendica\Module\BaseProfile;
use Friendica\Module\Security\Login;
use Friendica\Util\DateTimeFormat;
use Friendica\Util\Strings;
use Friendica\Util\Temporal;
use Friendica\Worker\Delivery;
function events_init(App $a)
{
if (!local_user()) {
return;
}
// If it's a json request abort here because we don't
// need the widget data
if ($a->argc > 1 && $a->argv[1] === 'json') {
return;
}
if (empty(DI::page()['aside'])) {
DI::page()['aside'] = '';
}
$cal_widget = CalendarExport::getHTML();
DI::page()['aside'] .= $cal_widget;
return;
}
function events_post(App $a)
{
Logger::debug('post', ['request' => $_REQUEST]);
if (!local_user()) {
return;
}
$event_id = !empty($_POST['event_id']) ? intval($_POST['event_id']) : 0;
$cid = !empty($_POST['cid']) ? intval($_POST['cid']) : 0;
$uid = local_user();
$start_text = Strings::escapeHtml($_REQUEST['start_text'] ?? '');
$finish_text = Strings::escapeHtml($_REQUEST['finish_text'] ?? '');
$adjust = intval($_POST['adjust'] ?? 0);
$nofinish = intval($_POST['nofinish'] ?? 0);
// The default setting for the `private` field in event_store() is false, so mirror that
$private_event = false;
$start = DBA::NULL_DATETIME;
$finish = DBA::NULL_DATETIME;
if ($start_text) {
$start = $start_text;
}
if ($finish_text) {
$finish = $finish_text;
}
if ($adjust) {
$start = DateTimeFormat::convert($start, 'UTC', date_default_timezone_get());
if (!$nofinish) {
$finish = DateTimeFormat::convert($finish, 'UTC', date_default_timezone_get());
}
} else {
$start = DateTimeFormat::utc($start);
if (!$nofinish) {
$finish = DateTimeFormat::utc($finish);
}
}
// Don't allow the event to finish before it begins.
// It won't hurt anything, but somebody will file a bug report
// and we'll waste a bunch of time responding to it. Time that
// could've been spent doing something else.
$summary = trim($_POST['summary'] ?? '');
$desc = trim($_POST['desc'] ?? '');
$location = trim($_POST['location'] ?? '');
$type = 'event';
$params = [
'summary' => $summary,
'description' => $desc,
'location' => $location,
'start' => $start_text,
'finish' => $finish_text,
'adjust' => $adjust,
'nofinish' => $nofinish,
];
$action = ($event_id == '') ? 'new' : 'event/' . $event_id;
$onerror_path = 'events/' . $action . '?' . http_build_query($params, null, null, PHP_QUERY_RFC3986);
if (strcmp($finish, $start) < 0 && !$nofinish) {
notice(DI::l10n()->t('Event can not end before it has started.'));
if (intval($_REQUEST['preview'])) {
echo DI::l10n()->t('Event can not end before it has started.');
exit();
}
DI::baseUrl()->redirect($onerror_path);
}
if (!$summary || ($start === DBA::NULL_DATETIME)) {
notice(DI::l10n()->t('Event title and start time are required.'));
if (intval($_REQUEST['preview'])) {
echo DI::l10n()->t('Event title and start time are required.');
exit();
}
DI::baseUrl()->redirect($onerror_path);
}
$share = intval($_POST['share'] ?? 0);
$c = q("SELECT `id` FROM `contact` WHERE `uid` = %d AND `self` LIMIT 1",
intval(local_user())
);
if (DBA::isResult($c)) {
$self = $c[0]['id'];
} else {
$self = 0;
}
if ($share) {
$str_contact_allow = '';
$str_group_allow = '';
$str_contact_deny = '';
$str_group_deny = '';
if (($_REQUEST['visibility'] ?? '') !== 'public') {
$user = User::getById($uid, ['allow_cid', 'allow_gid', 'deny_cid', 'deny_gid']);
if (!DBA::isResult($user)) {
return;
}
$aclFormatter = DI::aclFormatter();
$str_contact_allow = isset($_REQUEST['contact_allow']) ? $aclFormatter->toString($_REQUEST['contact_allow']) : $user['allow_cid'] ?? '';
$str_group_allow = isset($_REQUEST['group_allow']) ? $aclFormatter->toString($_REQUEST['group_allow']) : $user['allow_gid'] ?? '';
$str_contact_deny = isset($_REQUEST['contact_deny']) ? $aclFormatter->toString($_REQUEST['contact_deny']) : $user['deny_cid'] ?? '';
$str_group_deny = isset($_REQUEST['group_deny']) ? $aclFormatter->toString($_REQUEST['group_deny']) : $user['deny_gid'] ?? '';
// Since we know from the visibility parameter it should be private, we have to prevent the empty ACL case
// that would make the item public. So we always append the author's contact id to the allowed contacts.
// See https://github.com/friendica/friendica/issues/9672
$str_contact_allow .= $aclFormatter->toString(\Friendica\Model\Contact::getPublicIdByUserId($uid));
}
} else {
$str_contact_allow = '<' . $self . '>';
$str_group_allow = $str_contact_deny = $str_group_deny = '';
}
// Make sure to set the `private` field as true. This is necessary to
// have the posts show up correctly in Diaspora if an event is created
// as visible only to self at first, but then edited to display to others.
if (strlen($str_group_allow) || strlen($str_contact_allow) || strlen($str_group_deny) || strlen($str_contact_deny)) {
$private_event = true;
}
$datarray = [];
$datarray['start'] = $start;
$datarray['finish'] = $finish;
$datarray['summary'] = $summary;
$datarray['desc'] = $desc;
$datarray['location'] = $location;
$datarray['type'] = $type;
$datarray['adjust'] = $adjust;
$datarray['nofinish'] = $nofinish;
$datarray['uid'] = $uid;
$datarray['cid'] = $cid;
$datarray['allow_cid'] = $str_contact_allow;
$datarray['allow_gid'] = $str_group_allow;
$datarray['deny_cid'] = $str_contact_deny;
$datarray['deny_gid'] = $str_group_deny;
$datarray['private'] = $private_event;
$datarray['id'] = $event_id;
if (intval($_REQUEST['preview'])) {
$html = Event::getHTML($datarray);
echo $html;
exit();
}
$item_id = Event::store($datarray);
if (!$cid) {
Worker::add(PRIORITY_HIGH, "Notifier", Delivery::POST, $item_id);
}
DI::baseUrl()->redirect('events');
}
function events_content(App $a)
{
if (!local_user()) {
notice(DI::l10n()->t('Permission denied.'));
return Login::form();
}
if ($a->argc == 1) {
$_SESSION['return_path'] = DI::args()->getCommand();
}
if (($a->argc > 2) && ($a->argv[1] === 'ignore') && intval($a->argv[2])) {
q("UPDATE `event` SET `ignore` = 1 WHERE `id` = %d AND `uid` = %d",
intval($a->argv[2]),
intval(local_user())
);
}
if (($a->argc > 2) && ($a->argv[1] === 'unignore') && intval($a->argv[2])) {
q("UPDATE `event` SET `ignore` = 0 WHERE `id` = %d AND `uid` = %d",
intval($a->argv[2]),
intval(local_user())
);
}
if ($a->theme_events_in_profile) {
Nav::setSelected('home');
} else {
Nav::setSelected('events');
}
// get the translation strings for the callendar
$i18n = Event::getStrings();
DI::page()->registerStylesheet('view/asset/fullcalendar/dist/fullcalendar.min.css');
DI::page()->registerStylesheet('view/asset/fullcalendar/dist/fullcalendar.print.min.css', 'print');
DI::page()->registerFooterScript('view/asset/moment/min/moment-with-locales.min.js');
DI::page()->registerFooterScript('view/asset/fullcalendar/dist/fullcalendar.min.js');
$htpl = Renderer::getMarkupTemplate('event_head.tpl');
DI::page()['htmlhead'] .= Renderer::replaceMacros($htpl, [
'$module_url' => '/events',
'$modparams' => 1,
'$i18n' => $i18n,
]);
$o = '';
$tabs = '';
// tabs
if ($a->theme_events_in_profile) {
$tabs = BaseProfile::getTabsHTML($a, 'events', true);
}
$mode = 'view';
$y = 0;
$m = 0;
$ignored = !empty($_REQUEST['ignored']) ? intval($_REQUEST['ignored']) : 0;
if ($a->argc > 1) {
if ($a->argc > 2 && $a->argv[1] == 'event') {
$mode = 'edit';
$event_id = intval($a->argv[2]);
}
if ($a->argc > 2 && $a->argv[1] == 'drop') {
$mode = 'drop';
$event_id = intval($a->argv[2]);
}
if ($a->argc > 2 && $a->argv[1] == 'copy') {
$mode = 'copy';
$event_id = intval($a->argv[2]);
}
if ($a->argv[1] === 'new') {
$mode = 'new';
$event_id = 0;
}
if ($a->argc > 2 && intval($a->argv[1]) && intval($a->argv[2])) {
$mode = 'view';
$y = intval($a->argv[1]);
$m = intval($a->argv[2]);
}
}
// The view mode part is similiar to /mod/cal.php
if ($mode == 'view') {
$thisyear = DateTimeFormat::localNow('Y');
$thismonth = DateTimeFormat::localNow('m');
if (!$y) {
$y = intval($thisyear);
}
if (!$m) {
$m = intval($thismonth);
}
// Put some limits on dates. The PHP date functions don't seem to do so well before 1900.
// An upper limit was chosen to keep search engines from exploring links millions of years in the future.
if ($y < 1901) {
$y = 1900;
}
if ($y > 2099) {
$y = 2100;
}
$dim = Temporal::getDaysInMonth($y, $m);
$start = sprintf('%d-%d-%d %d:%d:%d', $y, $m, 1, 0, 0, 0);
$finish = sprintf('%d-%d-%d %d:%d:%d', $y, $m, $dim, 23, 59, 59);
if ($a->argc > 1 && $a->argv[1] === 'json') {
if (!empty($_GET['start'])) {
$start = $_GET['start'];
}
if (!empty($_GET['end'])) {
$finish = $_GET['end'];
}
}
$start = DateTimeFormat::utc($start);
$finish = DateTimeFormat::utc($finish);
$adjust_start = DateTimeFormat::local($start);
$adjust_finish = DateTimeFormat::local($finish);
// put the event parametes in an array so we can better transmit them
$event_params = [
'event_id' => intval($_GET['id'] ?? 0),
'start' => $start,
'finish' => $finish,
'adjust_start' => $adjust_start,
'adjust_finish' => $adjust_finish,
'ignore' => $ignored,
];
// get events by id or by date
if ($event_params['event_id']) {
$r = Event::getListById(local_user(), $event_params['event_id']);
} else {
$r = Event::getListByDate(local_user(), $event_params);
}
$links = [];
if (DBA::isResult($r)) {
$r = Event::sortByDate($r);
foreach ($r as $rr) {
$j = $rr['adjust'] ? DateTimeFormat::local($rr['start'], 'j') : DateTimeFormat::utc($rr['start'], 'j');
if (empty($links[$j])) {
$links[$j] = DI::baseUrl() . '/' . DI::args()->getCommand() . '#link-' . $j;
}
}
}
$events = [];
// transform the event in a usable array
if (DBA::isResult($r)) {
$r = Event::sortByDate($r);
$events = Event::prepareListForTemplate($r);
}
if ($a->argc > 1 && $a->argv[1] === 'json') {
header('Content-Type: application/json');
echo json_encode($events);
exit();
}
if (!empty($_GET['id'])) {
$tpl = Renderer::getMarkupTemplate("event.tpl");
} else {
$tpl = Renderer::getMarkupTemplate("events_js.tpl");
}
// Get rid of dashes in key names, Smarty3 can't handle them
foreach ($events as $key => $event) {
$event_item = [];
foreach ($event['item'] as $k => $v) {
$k = str_replace('-', '_', $k);
$event_item[$k] = $v;
}
$events[$key]['item'] = $event_item;
}
// ACL blocks are loaded in modals in frio
DI::page()->registerFooterScript(Theme::getPathForFile('asset/typeahead.js/dist/typeahead.bundle.js'));
DI::page()->registerFooterScript(Theme::getPathForFile('js/friendica-tagsinput/friendica-tagsinput.js'));
DI::page()->registerStylesheet(Theme::getPathForFile('js/friendica-tagsinput/friendica-tagsinput.css'));
DI::page()->registerStylesheet(Theme::getPathForFile('js/friendica-tagsinput/friendica-tagsinput-typeahead.css'));
$o = Renderer::replaceMacros($tpl, [
'$tabs' => $tabs,
'$title' => DI::l10n()->t('Events'),
'$view' => DI::l10n()->t('View'),
'$new_event' => [DI::baseUrl() . '/events/new', DI::l10n()->t('Create New Event'), '', ''],
'$previous' => [DI::baseUrl() . '/events/$prevyear/$prevmonth', DI::l10n()->t('Previous'), '', ''],
'$next' => [DI::baseUrl() . '/events/$nextyear/$nextmonth', DI::l10n()->t('Next'), '', ''],
'$calendar' => Temporal::getCalendarTable($y, $m, $links, ' eventcal'),
'$events' => $events,
'$today' => DI::l10n()->t('today'),
'$month' => DI::l10n()->t('month'),
'$week' => DI::l10n()->t('week'),
'$day' => DI::l10n()->t('day'),
'$list' => DI::l10n()->t('list'),
]);
if (!empty($_GET['id'])) {
echo $o;
exit();
}
return $o;
}
if (($mode === 'edit' || $mode === 'copy') && $event_id) {
$r = q("SELECT * FROM `event` WHERE `id` = %d AND `uid` = %d LIMIT 1",
intval($event_id),
intval(local_user())
);
if (DBA::isResult($r)) {
$orig_event = $r[0];
}
}
// Passed parameters overrides anything found in the DB
if (in_array($mode, ['edit', 'new', 'copy'])) {
$share_checked = '';
$share_disabled = '';
if (empty($orig_event)) {
$orig_event = User::getById(local_user(), ['allow_cid', 'allow_gid', 'deny_cid', 'deny_gid']);;
} elseif ($orig_event['allow_cid'] !== '<' . local_user() . '>'
|| $orig_event['allow_gid']
|| $orig_event['deny_cid']
|| $orig_event['deny_gid']) {
$share_checked = ' checked="checked" ';
}
// In case of an error the browser is redirected back here, with these parameters filled in with the previous values
if (!empty($_REQUEST['nofinish'])) {$orig_event['nofinish'] = $_REQUEST['nofinish'];}
if (!empty($_REQUEST['adjust'])) {$orig_event['adjust'] = $_REQUEST['adjust'];}
if (!empty($_REQUEST['summary'])) {$orig_event['summary'] = $_REQUEST['summary'];}
if (!empty($_REQUEST['desc'])) {$orig_event['desc'] = $_REQUEST['desc'];}
if (!empty($_REQUEST['location'])) {$orig_event['location'] = $_REQUEST['location'];}
if (!empty($_REQUEST['start'])) {$orig_event['start'] = $_REQUEST['start'];}
if (!empty($_REQUEST['finish'])) {$orig_event['finish'] = $_REQUEST['finish'];}
$n_checked = (!empty($orig_event['nofinish']) ? ' checked="checked" ' : '');
$a_checked = (!empty($orig_event['adjust']) ? ' checked="checked" ' : '');
$t_orig = $orig_event['summary'] ?? '';
$d_orig = $orig_event['desc'] ?? '';
$l_orig = $orig_event['location'] ?? '';
$eid = $orig_event['id'] ?? 0;
$cid = $orig_event['cid'] ?? 0;
$uri = $orig_event['uri'] ?? '';
if ($cid || $mode === 'edit') {
$share_disabled = 'disabled="disabled"';
}
$sdt = $orig_event['start'] ?? 'now';
$fdt = $orig_event['finish'] ?? 'now';
$tz = date_default_timezone_get();
if (!empty($orig_event)) {
$tz = ($orig_event['adjust'] ? date_default_timezone_get() : 'UTC');
}
$syear = DateTimeFormat::convert($sdt, $tz, 'UTC', 'Y');
$smonth = DateTimeFormat::convert($sdt, $tz, 'UTC', 'm');
$sday = DateTimeFormat::convert($sdt, $tz, 'UTC', 'd');
$shour = !empty($orig_event) ? DateTimeFormat::convert($sdt, $tz, 'UTC', 'H') : '00';
$sminute = !empty($orig_event) ? DateTimeFormat::convert($sdt, $tz, 'UTC', 'i') : '00';
$fyear = DateTimeFormat::convert($fdt, $tz, 'UTC', 'Y');
$fmonth = DateTimeFormat::convert($fdt, $tz, 'UTC', 'm');
$fday = DateTimeFormat::convert($fdt, $tz, 'UTC', 'd');
$fhour = !empty($orig_event) ? DateTimeFormat::convert($fdt, $tz, 'UTC', 'H') : '00';
$fminute = !empty($orig_event) ? DateTimeFormat::convert($fdt, $tz, 'UTC', 'i') : '00';
if (!$cid && in_array($mode, ['new', 'copy'])) {
$acl = ACL::getFullSelectorHTML(DI::page(), $a->user, false, ACL::getDefaultUserPermissions($orig_event));
} else {
$acl = '';
}
// If we copy an old event, we need to remove the ID and URI
// from the original event.
if ($mode === 'copy') {
$eid = 0;
$uri = '';
}
$tpl = Renderer::getMarkupTemplate('event_form.tpl');
$o .= Renderer::replaceMacros($tpl, [
'$post' => DI::baseUrl() . '/events',
'$eid' => $eid,
'$cid' => $cid,
'$uri' => $uri,
'$title' => DI::l10n()->t('Event details'),
'$desc' => DI::l10n()->t('Starting date and Title are required.'),
'$s_text' => DI::l10n()->t('Event Starts:') . ' <span class="required" title="' . DI::l10n()->t('Required') . '">*</span>',
'$s_dsel' => Temporal::getDateTimeField(
new DateTime(),
DateTime::createFromFormat('Y', intval($syear) + 5),
DateTime::createFromFormat('Y-m-d H:i', "$syear-$smonth-$sday $shour:$sminute"),
DI::l10n()->t('Event Starts:'),
'start_text',
true,
true,
'',
'',
true
),
'$n_text' => DI::l10n()->t('Finish date/time is not known or not relevant'),
'$n_checked' => $n_checked,
'$f_text' => DI::l10n()->t('Event Finishes:'),
'$f_dsel' => Temporal::getDateTimeField(
new DateTime(),
DateTime::createFromFormat('Y', intval($fyear) + 5),
DateTime::createFromFormat('Y-m-d H:i', "$fyear-$fmonth-$fday $fhour:$fminute"),
DI::l10n()->t('Event Finishes:'),
'finish_text',
true,
true,
'start_text'
),
'$a_text' => DI::l10n()->t('Adjust for viewer timezone'),
'$a_checked' => $a_checked,
'$d_text' => DI::l10n()->t('Description:'),
'$d_orig' => $d_orig,
'$l_text' => DI::l10n()->t('Location:'),
'$l_orig' => $l_orig,
'$t_text' => DI::l10n()->t('Title:') . ' <span class="required" title="' . DI::l10n()->t('Required') . '">*</span>',
'$t_orig' => $t_orig,
'$summary' => ['summary', DI::l10n()->t('Title:'), $t_orig, '', '*'],
'$sh_text' => DI::l10n()->t('Share this event'),
'$share' => ['share', DI::l10n()->t('Share this event'), $share_checked, '', $share_disabled],
'$sh_checked' => $share_checked,
'$nofinish' => ['nofinish', DI::l10n()->t('Finish date/time is not known or not relevant'), $n_checked],
'$adjust' => ['adjust', DI::l10n()->t('Adjust for viewer timezone'), $a_checked],
'$preview' => DI::l10n()->t('Preview'),
'$acl' => $acl,
'$submit' => DI::l10n()->t('Submit'),
'$basic' => DI::l10n()->t('Basic'),
'$advanced' => DI::l10n()->t('Advanced'),
'$permissions' => DI::l10n()->t('Permissions'),
]);
return $o;
}
// Remove an event from the calendar and its related items
if ($mode === 'drop' && $event_id) {
$ev = Event::getListById(local_user(), $event_id);
// Delete only real events (no birthdays)
if (DBA::isResult($ev) && $ev[0]['type'] == 'event') {
Item::deleteForUser(['id' => $ev[0]['itemid']], local_user());
}
if (Item::exists(['id' => $ev[0]['itemid']])) {
notice(DI::l10n()->t('Failed to remove event'));
}
DI::baseUrl()->redirect('events');
}
}