friendica_2021-01/mod/events.php
2017-03-20 16:59:21 +01:00

536 lines
16 KiB
PHP

<?php
/**
* @file mod/events.php
* @brief The events module
*/
require_once 'include/bbcode.php';
require_once 'include/datetime.php';
require_once 'include/event.php';
require_once 'include/items.php';
function events_init(App $a) {
if (! local_user()) {
return;
}
if ($a->argc == 1) {
// If it's a json request abort here because we don't
// need the widget data
if ($a->argv[1] === 'json') {
return;
}
$cal_widget = widget_events();
if (! x($a->page,'aside')) {
$a->page['aside'] = '';
}
$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 = datetime_convert(date_default_timezone_get(), 'UTC', $start);
if (! $nofinish) {
$finish = datetime_convert(date_default_timezone_get(), 'UTC', $finish);
}
} else {
$start = datetime_convert('UTC', 'UTC', $start);
if (! $nofinish) {
$finish = datetime_convert('UTC', '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 = App::get_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(t('Event can not end before it has started.') . EOL);
if (intval($_REQUEST['preview'])) {
echo t('Event can not end before it has started.');
killme();
}
goaway($onerror_url);
}
if ((! $summary) || ($start === '0000-00-00 00:00:00')) {
notice(t('Event title and start time are required.') . EOL);
if (intval($_REQUEST['preview'])) {
echo t('Event title and start time are required.');
killme();
}
goaway($onerror_url);
}
$share = ((intval($_POST['share'])) ? intval($_POST['share']) : 0);
$c = q("SELECT `id` FROM `contact` WHERE `uid` = %d AND `self` LIMIT 1",
intval(local_user())
);
if (count($c)) {
$self = $c[0]['id'];
} else {
$self = 0;
}
if ($share) {
$str_group_allow = perms2str($_POST['group_allow']);
$str_contact_allow = perms2str($_POST['contact_allow']);
$str_group_deny = perms2str($_POST['group_deny']);
$str_contact_deny = perms2str($_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 = array();
$datarray['guid'] = get_guid(32);
$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) ? 1 : 0);
$datarray['id'] = $event_id;
$datarray['created'] = $created;
$datarray['edited'] = $edited;
if (intval($_REQUEST['preview'])) {
$html = format_event_html($datarray);
echo $html;
killme();
}
$item_id = event_store($datarray);
if (! $cid) {
proc_run(PRIORITY_HIGH, "include/notifier.php", "event", $item_id);
}
goaway($_SESSION['return_url']);
}
function events_content(App $a) {
if (! local_user()) {
notice(t('Permission denied.') . EOL);
return;
}
if ($a->argc == 1) {
$_SESSION['return_url'] = App::get_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_set_selected('home');
} else {
nav_set_selected('events');
}
// get the translation strings for the callendar
$i18n = get_event_strings();
$htpl = get_markup_template('event_head.tpl');
$a->page['htmlhead'] .= replace_macros($htpl, array(
'$baseurl' => App::get_baseurl(),
'$module_url' => '/events',
'$modparams' => 1,
'$i18n' => $i18n,
));
$etpl = get_markup_template('event_end.tpl');
$a->page['end'] .= replace_macros($etpl, array(
'$baseurl' => App::get_baseurl(),
));
$o = '';
// tabs
if ($a->theme_events_in_profile) {
$tabs = profile_tabs($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->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 = datetime_convert('UTC', date_default_timezone_get(), 'now', 'Y');
$thismonth = datetime_convert('UTC', date_default_timezone_get(), 'now', '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 --;
}
$dim = get_dim($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->argv[1] === 'json') {
if (x($_GET, 'start')) {$start = $_GET['start'];}
if (x($_GET, 'end')) {$finish = $_GET['end'];}
}
$start = datetime_convert('UTC', 'UTC', $start);
$finish = datetime_convert('UTC', 'UTC', $finish);
$adjust_start = datetime_convert('UTC', date_default_timezone_get(), $start);
$adjust_finish = datetime_convert('UTC', date_default_timezone_get(), $finish);
// put the event parametes in an array so we can better transmit them
$event_params = array(
'event_id' => (x($_GET, 'id') ? $_GET['id'] : 0),
'start' => $start,
'finish' => $finish,
'adjust_start' => $adjust_start,
'adjust_finish' => $adjust_finish,
'ignored' => $ignored,
);
// get events by id or by date
if (x($_GET, 'id')) {
$r = event_by_id(local_user(), $event_params);
} else {
$r = events_by_date(local_user(), $event_params);
}
$links = array();
if (dbm::is_result($r)) {
$r = sort_by_date($r);
foreach ($r as $rr) {
$j = (($rr['adjust']) ? datetime_convert('UTC', date_default_timezone_get(), $rr['start'], 'j') : datetime_convert('UTC', 'UTC', $rr['start'], 'j'));
if (! x($links,$j)) {
$links[$j] = App::get_baseurl() . '/' . $a->cmd . '#link-' . $j;
}
}
}
$events = array();
// transform the event in a usable array
if (dbm::is_result($r)) {
$r = sort_by_date($r);
$events = process_events($r);
}
if ($a->argv[1] === 'json'){
echo json_encode($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) {
$event_item = array();
foreach ($event['item'] as $k => $v) {
$k = str_replace('-' ,'_', $k);
$event_item[$k] = $v;
}
$events[$key]['item'] = $event_item;
}
$o = replace_macros($tpl, array(
'$baseurl' => App::get_baseurl(),
'$tabs' => $tabs,
'$title' => t('Events'),
'$view' => t('View'),
'$new_event' => array(App::get_baseurl() . '/events/new', t('Create New Event'), '', ''),
'$previous' => array(App::get_baseurl() . '/events/$prevyear/$prevmonth', t('Previous'), '', ''),
'$next' => array(App::get_baseurl() . '/events/$nextyear/$nextmonth', t('Next'), '', ''),
'$calendar' => cal($y, $m, $links, ' eventcal'),
'$events' => $events,
'$today' => t('today'),
'$month' => t('month'),
'$week' => t('week'),
'$day' => t('day'),
'$list' => t('list'),
));
if (x($_GET, 'id')) {
echo $o;
killme();
}
return $o;
}
if ($mode === 'edit' && $event_id) {
$r = q("SELECT * FROM `event` WHERE `id` = %d AND `uid` = %d LIMIT 1",
intval($event_id),
intval(local_user())
);
if (dbm::is_result($r)) {
$orig_event = $r[0];
}
}
// Passed parameters overrides anything found in the DB
if ($mode === 'edit' || $mode === 'new') {
if (!x($orig_event)) {$orig_event = array();}
// In case of an error the browser is redirected back here, with these parameters filled in with the previous values
if (x($_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'];}
$n_checked = ((x($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)) ? $orig_event['uri'] : '');
if (! x($orig_event)) {
$sh_checked = '';
} else {
$sh_checked = (($orig_event['allow_cid'] === '<' . local_user() . '>' && (! $orig_event['allow_gid']) && (! $orig_event['deny_cid']) && (! $orig_event['deny_gid'])) ? '' : ' checked="checked" ');
}
if ($cid OR ($mode !== 'new')) {
$sh_checked .= ' 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 = datetime_convert('UTC', $tz, $sdt, 'Y');
$smonth = datetime_convert('UTC', $tz, $sdt, 'm');
$sday = datetime_convert('UTC', $tz, $sdt, 'd');
$shour = ((x($orig_event)) ? datetime_convert('UTC', $tz, $sdt, 'H') : 0);
$sminute = ((x($orig_event)) ? datetime_convert('UTC', $tz, $sdt, 'i') : 0);
$fyear = datetime_convert('UTC', $tz, $fdt, 'Y');
$fmonth = datetime_convert('UTC', $tz, $fdt, 'm');
$fday = datetime_convert('UTC', $tz, $fdt, 'd');
$fhour = ((x($orig_event)) ? datetime_convert('UTC', $tz, $fdt, 'H') : 0);
$fminute = ((x($orig_event)) ? datetime_convert('UTC', $tz, $fdt, 'i') : 0);
$f = get_config('system','event_input_format');
if (! $f) {
$f = 'ymd';
}
require_once 'include/acl_selectors.php' ;
if ($mode === 'new') {
$acl = (($cid) ? '' : populate_acl(((x($orig_event)) ? $orig_event : $a->user)));
}
$tpl = get_markup_template('event_form.tpl');
$o .= replace_macros($tpl,array(
'$post' => App::get_baseurl() . '/events',
'$eid' => $eid,
'$cid' => $cid,
'$uri' => $uri,
'$title' => t('Event details'),
'$desc' => t('Starting date and Title are required.'),
'$s_text' => t('Event Starts:') . ' <span class="required" title="' . t('Required') . '">*</span>',
'$s_dsel' => datetimesel($f, new DateTime(), DateTime::createFromFormat('Y', $syear+5), DateTime::createFromFormat('Y-m-d H:i', "$syear-$smonth-$sday $shour:$sminute"), t('Event Starts:'), 'start_text', true, true, '', '', true),
'$n_text' => t('Finish date/time is not known or not relevant'),
'$n_checked' => $n_checked,
'$f_text' => t('Event Finishes:'),
'$f_dsel' => datetimesel($f, new DateTime(), DateTime::createFromFormat('Y', $fyear+5), DateTime::createFromFormat('Y-m-d H:i', "$fyear-$fmonth-$fday $fhour:$fminute"), t('Event Finishes:'), 'finish_text', true, true, 'start_text'),
'$a_text' => t('Adjust for viewer timezone'),
'$a_checked' => $a_checked,
'$d_text' => t('Description:'),
'$d_orig' => $d_orig,
'$l_text' => t('Location:'),
'$l_orig' => $l_orig,
'$t_text' => t('Title:') . ' <span class="required" title="' . t('Required') . '">*</span>',
'$t_orig' => $t_orig,
'$summary' => array('summary', t('Title:'), $t_orig, '', '*'),
'$sh_text' => t('Share this event'),
'$share' => array('share', t('Share this event'), $sh_checked, ''),
'$sh_checked' => $sh_checked,
'$nofinish' => array('nofinish', t('Finish date/time is not known or not relevant'), $n_checked),
'$adjust' => array('adjust', t('Adjust for viewer timezone'), $a_checked),
'$preview' => t('Preview'),
'$acl' => $acl,
'$submit' => t('Submit'),
'$basic' => t('Basic'),
'$advanced' => t('Advanced'),
'$permissions' => t('Permissions'),
));
return $o;
}
// Remove an event from the calendar and its related items
if ($mode === 'drop' && $event_id) {
$del = 0;
$params = array('event_id' => ($event_id));
$ev = event_by_id(local_user(), $params);
// Delete only real events (no birthdays)
if (dbm::is_result($ev) && $ev[0]['type'] == 'event') {
$del = drop_item($ev[0]['itemid'], false);
}
if ($del == 0) {
notice(t('Failed to remove event' ) . EOL);
} else {
info(t('Event removed') . EOL);
}
goaway(App::get_baseurl() . '/events');
}
}