Friendica Communications Platform (please note that this is a clone of the repository at github, issues are handled there) https://friendi.ca
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<?php
/**
* @file mod/events.php
* @brief The events module
*/
use Friendica\App;
use Friendica\Content\Nav;
use Friendica\Content\Widget\CalendarExport;
use Friendica\Core\ACL;
use Friendica\Core\L10n;
use Friendica\Core\System;
use Friendica\Core\Worker;
use Friendica\Database\DBA;
use Friendica\Model\Event;
use Friendica\Model\Item;
use Friendica\Model\Profile;
use Friendica\Util\DateTimeFormat;
use Friendica\Util\Temporal;
require_once 'include/items.php';
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 && $a->argv[1] === 'json') {
return;
}
if (empty($a->page['aside'])) {
$a->page['aside'] = '';
}
$cal_widget = CalendarExport::getHTML();
$a->page['aside'] .= $cal_widget;
return;
}
function events_post(App $a) {
logger('post: ' . print_r($_REQUEST, true), LOGGER_DATA);
if (!local_user()) {
return;
}
$event_id = (x($_POST, 'event_id') ? intval($_POST['event_id']) : 0);
$cid = (x($_POST, 'cid') ? intval($_POST['cid']) : 0);
$uid = local_user();
$start_text = escape_tags($_REQUEST['start_text']);
$finish_text = escape_tags($_REQUEST['finish_text']);
$adjust = intval($_POST['adjust']);
$nofinish = intval($_POST['nofinish']);
// The default setting for the `private` field in event_store() is false, so mirror that
$private_event = false;
$start = NULL_DATE;
$finish = NULL_DATE;
if ($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.
$summary = escape_tags(trim($_POST['summary']));
$desc = escape_tags(trim($_POST['desc']));
$location = escape_tags(trim($_POST['location']));
$type = 'event';
$action = ($event_id == '') ? 'new' : "event/" . $event_id;
$onerror_url = System::baseUrl() . "/events/" . $action . "?summary=$summary&description=$desc&location=$location&start=$start_text&finish=$finish_text&adjust=$adjust&nofinish=$nofinish";
if (strcmp($finish, $start) < 0 && !$nofinish) {
notice(L10n::t('Event can not end before it has started.') . EOL);
if (intval($_REQUEST['preview'])) {
echo L10n::t('Event can not end before it has started.');
killme();
}
goaway($onerror_url);
}
if (!$summary || ($start === NULL_DATE)) {
notice(L10n::t('Event title and start time are required.') . EOL);
if (intval($_REQUEST['preview'])) {
echo L10n::t('Event title and start time are required.');
killme();
}
goaway($onerror_url);
}
$share = (intval($_POST['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) {
$str_group_allow = !empty($_POST['group_allow']) ? perms2str($_POST['group_allow']) : '';
$str_contact_allow = !empty($_POST['contact_allow']) ? perms2str($_POST['contact_allow']) : '';
$str_group_deny = !empty($_POST['group_deny']) ? perms2str($_POST['group_deny']) : '';
$str_contact_deny = !empty($_POST['contact_deny']) ? perms2str($_POST['contact_deny']) : '';
// Undo the pseudo-contact of self, since there are real contacts now
if (strpos($str_contact_allow, '<' . $self . '>') !== false ) {
$str_contact_allow = str_replace('<' . $self . '>', '', $str_contact_allow);
}
// Make sure to set the `private` field as true. This is necessary to
// have the posts show up correctly in Diaspora if an event is created
// as visible only to self at first, but then edited to display to others.
if (strlen($str_group_allow) || strlen($str_contact_allow) || strlen($str_group_deny) || strlen($str_contact_deny)) {
$private_event = true;
}
} else {
// Note: do not set `private` field for self-only events. It will
// keep even you from seeing them!
$str_contact_allow = '<' . $self . '>';
$str_group_allow = $str_contact_deny = $str_group_deny = '';
}
$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;
killme();
}
$item_id = Event::store($datarray);
if (!$cid) {
Worker::add(PRIORITY_HIGH, "Notifier", "event", $item_id);
}
goaway($_SESSION['return_url']);
}
function events_content(App $a) {
if (!local_user()) {
notice(L10n::t('Permission denied.') . EOL);
return;
}
if ($a->argc == 1) {
$_SESSION['return_url'] = System::baseUrl() . '/' . $a->cmd;
}
if (($a->argc > 2) && ($a->argv[1] === 'ignore') && intval($a->argv[2])) {
$r = q("UPDATE `event` SET `ignore` = 1 WHERE `id` = %d AND `uid` = %d",
intval($a->argv[2]),
intval(local_user())
);
}
if (($a->argc > 2) && ($a->argv[1] === 'unignore') && intval($a->argv[2])) {
$r = q("UPDATE `event` SET `ignore` = 0 WHERE `id` = %d AND `uid` = %d",
intval($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();
$htpl = get_markup_template('event_head.tpl');
$a->page['htmlhead'] .= replace_macros($htpl, [
'$baseurl' => System::baseUrl(),
'$module_url' => '/events',
'$modparams' => 1,
'$i18n' => $i18n,
]);
$etpl = get_markup_template('event_end.tpl');
$a->page['end'] .= replace_macros($etpl, [
'$baseurl' => System::baseUrl(),
]);
$o = '';
$tabs = '';
// tabs
if ($a->theme_events_in_profile) {
$tabs = Profile::getTabs($a, true);
}
$mode = 'view';
$y = 0;
$m = 0;
$ignored = (x($_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;
}
$nextyear = $y;
$nextmonth = $m + 1;
if ($nextmonth > 12) {
$nextmonth = 1;
$nextyear ++;
}
$prevyear = $y;
if ($m > 1) {
$prevmonth = $m - 1;
} else {
$prevmonth = 12;
$prevyear --;
}
$dim = Temporal::getDaysInMonth($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 && $a->argv[1] === 'json') {
if (x($_GET, 'start')) {
$start = $_GET['start'];
}
if (x($_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
$event_params = [
'event_id' => intval(defaults($_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($rr['start'], 'j');
if (!x($links,$j)) {
$links[$j] = System::baseUrl() . '/' . $a->cmd . '#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 && $a->argv[1] === 'json'){
echo json_encode($events);
killme();
}
if (x($_GET, 'id')) {
$tpl = get_markup_template("event.tpl");
} else {
$tpl = get_markup_template("events_js.tpl");
}
// Get rid of dashes in key names, Smarty3 can't handle them
foreach ($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;
}
$o = replace_macros($tpl, [
'$baseurl' => System::baseUrl(),
'$tabs' => $tabs,
'$title' => L10n::t('Events'),
'$view' => L10n::t('View'),
'$new_event' => [System::baseUrl() . '/events/new', L10n::t('Create New Event'), '', ''],
'$previous' => [System::baseUrl() . '/events/$prevyear/$prevmonth', L10n::t('Previous'), '', ''],
'$next' => [System::baseUrl() . '/events/$nextyear/$nextmonth', L10n::t('Next'), '', ''],
'$calendar' => Temporal::getCalendarTable($y, $m, $links, ' eventcal'),
'$events' => $events,
'$today' => L10n::t('today'),
'$month' => L10n::t('month'),
'$week' => L10n::t('week'),
'$day' => L10n::t('day'),
'$list' => L10n::t('list'),
]);
if (x($_GET, 'id')) {
echo $o;
killme();
}
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'])) {
if (empty($orig_event)) {
$orig_event = [];
}
// In case of an error the browser is redirected back here, with these parameters filled in with the previous values
if (x($_REQUEST, 'nofinish')) {$orig_event['nofinish'] = $_REQUEST['nofinish'];}
if (x($_REQUEST, 'adjust')) {$orig_event['adjust'] = $_REQUEST['adjust'];}
if (x($_REQUEST, 'summary')) {$orig_event['summary'] = $_REQUEST['summary'];}
if (x($_REQUEST, 'description')) {$orig_event['description'] = $_REQUEST['description'];}
if (x($_REQUEST, 'location')) {$orig_event['location'] = $_REQUEST['location'];}
if (x($_REQUEST, 'start')) {$orig_event['start'] = $_REQUEST['start'];}
if (x($_REQUEST, 'finish')) {$orig_event['finish'] = $_REQUEST['finish'];}
if (x($_REQUEST,'finish')) $orig_event['finish'] = $_REQUEST['finish'];
$n_checked = ((x($orig_event) && $orig_event['nofinish']) ? ' checked="checked" ' : '');
$a_checked = ((x($orig_event) && $orig_event['adjust']) ? ' checked="checked" ' : '');
$t_orig = (x($orig_event) ? $orig_event['summary'] : '');
$d_orig = (x($orig_event) ? $orig_event['desc'] : '');
$l_orig = (x($orig_event) ? $orig_event['location'] : '');
$eid = (x($orig_event) ? $orig_event['id'] : 0);
$cid = (x($orig_event) ? $orig_event['cid'] : 0);
$uri = (x($orig_event) ? $orig_event['uri'] : '');
$sh_disabled = '';
$sh_checked = '';
if (x($orig_event)) {
$sh_checked = (($orig_event['allow_cid'] === '<' . local_user() . '>' && !$orig_event['allow_gid'] && !$orig_event['deny_cid'] && !$orig_event['deny_gid']) ? '' : ' checked="checked" ');
}
if ($cid || $mode === 'edit') {
$sh_disabled = 'disabled="disabled"';
}
$sdt = (x($orig_event) ? $orig_event['start'] : 'now');
$fdt = (x($orig_event) ? $orig_event['finish'] : 'now');
$tz = date_default_timezone_get();
if (x($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');
$shour = (x($orig_event) ? DateTimeFormat::convert($sdt, $tz, 'UTC', 'H') : '00');
$sminute = (x($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');
$fhour = (x($orig_event) ? DateTimeFormat::convert($fdt, $tz, 'UTC', 'H') : '00');
$fminute = (x($orig_event) ? DateTimeFormat::convert($fdt, $tz, 'UTC', 'i') : '00');
$perms = ACL::getDefaultUserPermissions($orig_event);
if ($mode === 'new' || $mode === 'copy') {
$acl = ($cid ? '' : ACL::getFullSelectorHTML(x($orig_event) ? $orig_event : $a->user));
}
// If we copy an old event, we need to remove the ID and URI
// from the original event.
if ($mode === 'copy') {
$eid = 0;
$uri = '';
}
$tpl = get_markup_template('event_form.tpl');
$o .= replace_macros($tpl,[
'$post' => System::baseUrl() . '/events',
'$eid' => $eid,
'$cid' => $cid,
'$uri' => $uri,
'$allow_cid' => json_encode($perms['allow_cid']),
'$allow_gid' => json_encode($perms['allow_gid']),
'$deny_cid' => json_encode($perms['deny_cid']),
'$deny_gid' => json_encode($perms['deny_gid']),
'$title' => L10n::t('Event details'),
'$desc' => L10n::t('Starting date and Title are required.'),
'$s_text' => L10n::t('Event Starts:') . ' <span class="required" title="' . L10n::t('Required') . '">*</span>',
'$s_dsel' => Temporal::getDateTimeField(new DateTime(), DateTime::createFromFormat('Y', $syear+5), DateTime::createFromFormat('Y-m-d H:i', "$syear-$smonth-$sday $shour:$sminute"), L10n::t('Event Starts:'), 'start_text', true, true, '', '', true),
'$n_text' => L10n::t('Finish date/time is not known or not relevant'),
'$n_checked' => $n_checked,
'$f_text' => L10n::t('Event Finishes:'),
'$f_dsel' => Temporal::getDateTimeField(new DateTime(), DateTime::createFromFormat('Y', $fyear+5), DateTime::createFromFormat('Y-m-d H:i', "$fyear-$fmonth-$fday $fhour:$fminute"), L10n::t('Event Finishes:'), 'finish_text', true, true, 'start_text'),
'$a_text' => L10n::t('Adjust for viewer timezone'),
'$a_checked' => $a_checked,
'$d_text' => L10n::t('Description:'),
'$d_orig' => $d_orig,
'$l_text' => L10n::t('Location:'),
'$l_orig' => $l_orig,
'$t_text' => L10n::t('Title:') . ' <span class="required" title="' . L10n::t('Required') . '">*</span>',
'$t_orig' => $t_orig,
'$summary' => ['summary', L10n::t('Title:'), $t_orig, '', '*'],
'$sh_text' => L10n::t('Share this event'),
'$share' => ['share', L10n::t('Share this event'), $sh_checked, '', $sh_disabled],
'$sh_checked' => $sh_checked,
'$nofinish' => ['nofinish', L10n::t('Finish date/time is not known or not relevant'), $n_checked],
'$adjust' => ['adjust', L10n::t('Adjust for viewer timezone'), $a_checked],
'$preview' => L10n::t('Preview'),
'$acl' => $acl,
'$submit' => L10n::t('Submit'),
'$basic' => L10n::t('Basic'),
'$advanced' => L10n::t('Advanced'),
'$permissions' => L10n::t('Permissions'),
]);
return $o;
}
// Remove an event from the calendar and its related items
if ($mode === 'drop' && $event_id) {
$del = 0;
$ev = Event::getListById(local_user(), $event_id);
// Delete only real events (no birthdays)
if (DBA::isResult($ev) && $ev[0]['type'] == 'event') {
$del = Item::deleteForUser(['id' => $ev[0]['itemid']], local_user());
}
if ($del == 0) {
notice(L10n::t('Failed to remove event') . EOL);
} else {
info(L10n::t('Event removed') . EOL);
}
goaway(System::baseUrl() . '/events');
}
}