/**
* Subscribe for reminders to an event.
*
* @return tempcode The UI
*/
function _subscribe_event()
{
$title = get_page_title('SUBSCRIBE_EVENT');
$seconds_before = intval(floatval(post_param('hours_before')) * 3600.0);
$id = get_param_integer('id');
// The event ID
$events = $GLOBALS['SITE_DB']->query_select('calendar_events', array('*'), array('id' => get_param_integer('id')), '', 1);
$event = $events[0];
$rem_id = $GLOBALS['SITE_DB']->query_insert('calendar_reminders', array('e_id' => $id, 'n_member_id' => get_member(), 'n_seconds_before' => $seconds_before), true);
if (has_actual_page_access($GLOBALS['FORUM_DRIVER']->get_guest_id(), 'calendar') && has_category_access($GLOBALS['FORUM_DRIVER']->get_guest_id(), 'calendar', strval($event['e_type']))) {
$_from = cal_get_start_utctime_for_event($event['e_timezone'], $event['e_start_year'], $event['e_start_month'], $event['e_start_day'], $event['e_start_hour'], $event['e_start_minute'], $event['e_do_timezone_conv'] == 1);
$from = cal_utctime_to_usertime($_from, $event['e_timezone'], $event['e_do_timezone_conv'] == 1);
$to = mixed();
if (!is_null($event['e_end_year']) && !is_null($event['e_end_month']) && !is_null($event['e_end_day'])) {
$_to = cal_get_end_utctime_for_event($event['e_timezone'], $event['e_end_year'], $event['e_end_month'], $event['e_end_day'], $event['e_end_hour'], $event['e_end_minute'], $event['e_do_timezone_conv'] == 1);
$to = cal_utctime_to_usertime($_to, $event['e_timezone'], $event['e_do_timezone_conv'] == 1);
}
syndicate_described_activity('calendar:ACTIVITY_SUBSCRIBED_EVENT', get_translated_text($event['e_title']), date_range($from, $to, !is_null($event['e_start_hour'])), '', '_SEARCH:calendar:view:' . strval($id), '', '', 'calendar', 1, NULL, true);
}
// Add next reminder to job system
$recurrences = find_periods_recurrence($event['e_timezone'], 1, $event['e_start_year'], $event['e_start_month'], $event['e_start_day'], is_null($event['e_start_hour']) ? 0 : $event['e_start_hour'], is_null($event['e_start_minute']) ? 0 : $event['e_start_minute'], $event['e_end_year'], $event['e_end_month'], $event['e_end_day'], is_null($event['e_end_hour']) ? 0 : $event['e_end_hour'], is_null($event['e_end_minute']) ? 0 : $event['e_end_minute'], $event['e_recurrence'], min(1, $event['e_recurrences']));
if (array_key_exists(0, $recurrences)) {
$GLOBALS['SITE_DB']->query_insert('calendar_jobs', array('j_time' => usertime_to_utctime($recurrences[0][0]) - $seconds_before, 'j_reminder_id' => $rem_id, 'j_member_id' => get_member(), 'j_event_id' => get_param_integer('id')));
}
$url = build_url(array('page' => '_SELF', 'type' => 'view', 'id' => get_param_integer('id')), '_SELF');
return redirect_screen($title, $url, do_lang_tempcode('SUCCESS'));
}
/**
* Standard aed_module edit actualiser.
*
* @param ID_TEXT The entry being edited
* @return tempcode Description shown after editing
*/
function edit_actualisation($_id)
{
$id = intval($_id);
$rows = $GLOBALS['SITE_DB']->query_select('calendar_events', array('*'), array('id' => $id), '', 1);
if (!array_key_exists(0, $rows)) {
warn_exit(do_lang_tempcode('MISSING_RESOURCE'));
}
$event = $rows[0];
check_edit_permission($event['e_is_public'] == 1 ? 'mid' : 'low', $event['e_submitter']);
$delete_status = post_param('delete', '0');
list($type, $recurrence, $_recurrences, $title, $content, $priority, $is_public, $_start_year, $_start_month, $_start_day, $_start_hour, $_start_minute, $_end_year, $_end_month, $_end_day, $_end_hour, $_end_minute, $timezone, $do_timezone_conv) = $this->get_event_parameters();
$allow_trackbacks = post_param_integer('allow_trackbacks', fractional_edit() ? INTEGER_MAGIC_NULL : 0);
$allow_rating = post_param_integer('allow_rating', fractional_edit() ? INTEGER_MAGIC_NULL : 0);
$allow_comments = post_param_integer('allow_comments', fractional_edit() ? INTEGER_MAGIC_NULL : 0);
$notes = post_param('notes', STRING_MAGIC_NULL);
$validated = post_param_integer('validated', fractional_edit() ? INTEGER_MAGIC_NULL : 0);
$seg_recurrences = post_param_integer('seg_recurrences', fractional_edit() ? INTEGER_MAGIC_NULL : 0);
$fixed_past = false;
if ($delete_status == '3' && !fractional_edit()) {
// Fix past occurences
$past_times = find_periods_recurrence($event['e_timezone'], 1, $event['e_start_year'], $event['e_start_month'], $event['e_start_day'], $event['e_start_hour'], $event['e_start_minute'], $event['e_end_year'], $event['e_end_month'], $event['e_end_day'], $event['e_end_hour'], $event['e_end_minute'], $event['e_recurrence'], $event['e_recurrences'], utctime_to_usertime(mktime($event['e_start_hour'], $event['e_start_minute'], 0, $event['e_start_month'], $event['e_start_day'], $event['e_start_year'])), utctime_to_usertime(time()));
if (count($past_times) > 0) {
foreach ($past_times as $past_time) {
list($start_year, $start_month, $start_day, $start_hour, $start_minute) = explode('-', date('Y-m-d-h-i', usertime_to_utctime($past_time[0])));
if (is_null($past_time[1])) {
list($end_year, $end_month, $end_day, $end_hour, $end_minute) = array(NULL, NULL, NULL, NULL, NULL);
} else {
$explode = explode('-', date('Y-m-d-h-i', usertime_to_utctime($past_time[1])));
$end_year = intval($explode[0]);
$end_month = intval($explode[1]);
$end_day = intval($explode[2]);
$end_hour = intval($explode[3]);
$end_minute = intval($explode[4]);
}
add_calendar_event($event['e_type'], 'none', NULL, 0, get_translated_text($event['e_title']), get_translated_text($event['e_content']), $event['e_priority'], $event['e_is_public'], intval($start_year), intval($start_month), intval($start_day), intval($start_hour), intval($start_minute), $end_year, $end_month, $end_day, $end_hour, $end_minute, $timezone, $do_timezone_conv, $validated, $allow_rating, $allow_comments, $allow_trackbacks, $notes);
}
if (is_null($_recurrences)) {
$recurrences = NULL;
} else {
$recurrences = max(0, $_recurrences - count($past_times));
}
// Find next occurence in future
if (count($past_times) == 0) {
$start_year = $_start_year;
$start_month = $_start_month;
$start_day = $_start_day;
$start_hour = $_start_hour;
$start_minute = $_start_minute;
$end_year = $_end_year;
$end_month = $_end_month;
$end_day = $_end_day;
$end_hour = $_end_hour;
$end_minute = $_end_minute;
}
$past_times = find_periods_recurrence($event['e_timezone'], 1, $start_year, $start_month, $start_day, $start_hour, $start_minute, $end_year, $end_month, $end_day, $end_hour, $end_minute, $event['e_recurrence'], 1, time());
if (array_key_exists(0, $past_times)) {
$past_time = $past_times[0];
$explode = explode('-', date('Y-m-d-h-i', $past_time[0]));
$start_year = intval($explode[0]);
$start_month = intval($explode[1]);
$start_day = intval($explode[2]);
$start_hour = intval($explode[3]);
$start_minute = intval($explode[4]);
if (is_null($past_time[1])) {
list($end_year, $end_month, $end_day, $end_hour, $end_minute) = array(NULL, NULL, NULL, NULL, NULL);
} else {
$explode = explode('-', date('Y-m-d-h-i', $past_time[1]));
$end_year = intval($explode[0]);
$end_month = intval($explode[1]);
$end_day = intval($explode[2]);
$end_hour = intval($explode[3]);
$end_minute = intval($explode[4]);
}
} else {
$recurrences = 0;
}
$fixed_past = true;
}
}
if (!$fixed_past) {
$start_year = $_start_year;
$start_month = $_start_month;
$start_day = $_start_day;
$start_hour = $_start_hour;
$start_minute = $_start_minute;
$end_year = $_end_year;
$end_month = $_end_month;
$end_day = $_end_day;
$end_hour = $_end_hour;
$end_minute = $_end_minute;
$recurrences = $_recurrences;
}
if ($validated == 1 && $GLOBALS['SITE_DB']->query_value('calendar_events', 'validated', array('id' => $id)) == 0) {
if (has_actual_page_access($GLOBALS['FORUM_DRIVER']->get_guest_id(), 'calendar') && has_category_access($GLOBALS['FORUM_DRIVER']->get_guest_id(), 'calendar', strval($type))) {
$_from = cal_get_start_utctime_for_event($timezone, $start_year, $start_month, $start_day, $start_hour, $start_minute, true);
$from = cal_utctime_to_usertime($_from, $timezone, false);
$to = mixed();
if (!is_null($end_year) && !is_null($end_month) && !is_null($end_day)) {
$_to = cal_get_end_utctime_for_event($timezone, $end_year, $end_month, $end_day, $end_hour, $end_minute, true);
$to = cal_utctime_to_usertime($_to, $timezone, false);
}
$submitter = $GLOBALS['SITE_DB']->query_value('calendar_events', 'e_submitter', array('id' => $id));
syndicate_described_activity($submitter != get_member() ? 'calendar:ACTIVITY_VALIDATE_CALENDAR_EVENT' : 'calendar:ACTIVITY_CALENDAR_EVENT', $title, date_range($from, $to, !is_null($start_hour)), '', '_SEARCH:calendar:view:' . strval($id), '', '', 'calendar', 1, NULL, true);
}
}
edit_calendar_event($id, $type, $recurrence, $recurrences, $seg_recurrences, $title, $content, $priority, $is_public, $start_year, $start_month, $start_day, $start_hour, $start_minute, $end_year, $end_month, $end_day, $end_hour, $end_minute, $timezone, $do_timezone_conv, post_param('meta_keywords', STRING_MAGIC_NULL), post_param('meta_description', STRING_MAGIC_NULL), $validated, $allow_rating, $allow_comments, $allow_trackbacks, $notes);
if (!fractional_edit()) {
$conflicts = detect_conflicts(get_member(), $id, $start_year, $start_month, $start_day, $start_hour, $start_minute, $end_year, $end_month, $end_day, $end_hour, $end_minute, $recurrence, $recurrences);
$_description = is_null($conflicts) ? paragraph(do_lang_tempcode('SUCCESS')) : $conflicts;
regenerate_event_reminder_jobs($id);
} else {
$_description = do_lang_tempcode('SUCCESS');
}
$this->donext_type = $type;
$this->donext_date = strval($start_year) . '-' . strval($start_month) . '-' . strval($start_day);
return $_description;
}
/**
* Detect conflicts with an event in certain time periods.
*
* @param MEMBER The member to detect conflicts for
* @param AUTO_LINK The event ID that we are detecting conflicts with (we need this so we don't think we conflict with ourself)
* @param array List of pairs specifying our happening time (in time order)
* @param boolean Whether to restrict only to viewable events for the current member
* @param ?TIME The timestamp that found times must exceed. In user-time (NULL: use find_periods_recurrence default)
* @param ?TIME The timestamp that found times must not exceed. In user-time (NULL: use find_periods_recurrence default)
* @return array A list of events happening, with time details
*/
function detect_happening_at($member_id, $skip_id, $our_times, $restrict = true, $period_start = NULL, $period_end = NULL)
{
if (count($our_times) == 0) {
return array();
}
$conflicts = array();
$where = is_null($skip_id) ? '' : 'id<>' . strval($skip_id);
if ($restrict) {
if ($where != '') {
$where .= ' AND ';
}
$where .= '(e_submitter=' . strval((int) $member_id) . ' OR e_is_public=1)';
}
if ($where != '') {
$where .= ' AND ';
}
$where .= '(validated=1 OR e_is_public=0)';
$where .= ' AND (((e_start_month>=' . strval(intval(date('m', $our_times[0][0])) - 1) . ' AND e_start_year=' . date('Y', $our_times[0][0]) . ') AND (e_start_month<=' . strval(intval(date('m', $our_times[0][1])) + 1) . ' AND e_start_year=' . date('Y', $our_times[0][1]) . ' OR e_start_year<' . date('Y', $our_times[0][1]) . ')) OR ' . db_string_not_equal_to('e_recurrence', 'none') . ')';
$where = ' WHERE ' . $where;
$table = 'calendar_events e';
$events = $GLOBALS['SITE_DB']->query('SELECT *,e.id AS e_id FROM ' . $GLOBALS['SITE_DB']->get_table_prefix() . $table . $where);
foreach ($events as $event) {
if (!has_category_access(get_member(), 'calendar', strval($event['e_type']))) {
continue;
}
$their_times = find_periods_recurrence($event['e_timezone'], 1, $event['e_start_year'], $event['e_start_month'], $event['e_start_day'], is_null($event['e_start_hour']) ? find_timezone_start_hour_in_utc($event['e_timezone'], $event['e_start_year'], $event['e_start_month'], $event['e_start_day']) : $event['e_start_hour'], is_null($event['e_start_minute']) ? find_timezone_start_minute_in_utc($event['e_timezone'], $event['e_start_year'], $event['e_start_month'], $event['e_start_day']) : $event['e_start_minute'], $event['e_end_year'], $event['e_end_month'], $event['e_end_day'], is_null($event['e_end_hour']) ? find_timezone_end_hour_in_utc($event['e_timezone'], $event['e_end_year'], $event['e_end_month'], $event['e_end_day']) : $event['e_end_hour'], is_null($event['e_end_minute']) ? find_timezone_end_minute_in_utc($event['e_timezone'], $event['e_end_year'], $event['e_end_month'], $event['e_end_day']) : $event['e_end_minute'], $event['e_recurrence'], $event['e_recurrences'], $period_start, $period_end);
// Now search every combination to see if we can get a hit
foreach ($our_times as $our) {
foreach ($their_times as $their) {
$conflict = false;
if (is_null($our[3]) && is_null($their[3])) {
if ($our[2] == $their[2]) {
$conflict = true;
}
} elseif (is_null($our[3]) && !is_null($their[3])) {
if ($our[2] >= $their[2] && $our[2] < $their[3]) {
$conflict = true;
}
} elseif (!is_null($our[3]) && is_null($their[3])) {
if ($their[2] >= $our[2] && $their[2] < $our[3]) {
$conflict = true;
}
} elseif (!is_null($our[3]) && !is_null($their[3])) {
if ($our[2] >= $their[2] && $our[2] < $their[3]) {
$conflict = true;
}
if ($their[2] >= $our[2] && $their[2] < $our[3]) {
$conflict = true;
}
}
if ($conflict) {
$conflicts[] = array($event['e_id'], $event, $their[2], $their[3]);
break 2;
}
}
}
}
return $conflicts;
}
/**
* Standard modular run function for CRON hooks. Searches for tasks to perform.
*/
function run()
{
if (!addon_installed('calendar')) {
return;
}
require_code('calendar');
require_lang('calendar');
require_code('notifications');
$start = 0;
do {
$jobs = $GLOBALS['SITE_DB']->query('SELECT *,j.id AS id FROM ' . $GLOBALS['SITE_DB']->get_table_prefix() . 'calendar_jobs j LEFT JOIN ' . $GLOBALS['SITE_DB']->get_table_prefix() . 'calendar_events e ON e.id=j.j_event_id LEFT JOIN ' . $GLOBALS['SITE_DB']->get_table_prefix() . 'calendar_reminders n ON n.id=j.j_reminder_id WHERE (validated=1 OR e_is_public=0) AND j_time<' . strval(time()), 300, $start);
$or_list = '';
foreach ($jobs as $job) {
// Build up OR list of the jobs
if ($or_list != '') {
$or_list .= ' OR ';
}
$or_list .= 'id=' . strval($job['id']);
$recurrences = find_periods_recurrence($job['e_timezone'], 1, $job['e_start_year'], $job['e_start_month'], $job['e_start_day'], is_null($job['e_start_hour']) ? find_timezone_start_hour_in_utc($job['e_timezone'], $job['e_start_year'], $job['e_start_month'], $job['e_start_day']) : $job['e_start_hour'], is_null($job['e_start_minute']) ? find_timezone_start_minute_in_utc($job['e_timezone'], $job['e_start_year'], $job['e_start_month'], $job['e_start_day']) : $job['e_start_minute'], $job['e_end_year'], $job['e_end_month'], $job['e_end_day'], is_null($job['e_end_hour']) ? find_timezone_end_hour_in_utc($job['e_timezone'], $job['e_end_year'], $job['e_end_month'], $job['e_end_day']) : $job['e_end_hour'], is_null($job['e_end_minute']) ? find_timezone_end_minute_in_utc($job['e_timezone'], $job['e_end_year'], $job['e_end_month'], $job['e_end_day']) : $job['e_end_minute'], $job['e_recurrence'], min(1, $job['e_recurrences']));
// Dispatch
if (is_null($job['j_reminder_id'])) {
// if (!has_actual_page_access($job['e_submitter'],'admin_occle')) continue; // Someone was admin but isn't anymore Actually, really ex-admins could have placed lots of other kinds of traps. It's the responsibility of the staff to check this on a wider basis. There's no use creating tangental management complexity for just one case.
if ($job['e_type'] != db_get_first_id()) {
continue;
}
// Very strange
$job_text = get_translated_text($job['e_content']);
if (substr($job_text, 0, 7) == 'http://') {
require_code('character_sets');
echo convert_to_internal_encoding(http_download_file($job_text));
} elseif (addon_installed('occle')) {
if (is_null($GLOBALS['CURRENT_SHARE_USER'])) {
// Backwards-compatibility for pure PHP code (if its creation date was before the time of writing this comment [Wednesday 22nd Match, 14:58])
if ($job['e_add_date'] < 1143046670 && !defined('HIPHOP_PHP')) {
@ini_set('ocproducts.xss_detect', '0');
$to_echo = eval($job_text);
if ($to_echo === false) {
fatal_exit(@strval($php_errormsg));
}
} else {
$GLOBALS['event_timestamp'] = array_key_exists(0, $recurrences) ? usertime_to_utctime($recurrences[0][0]) : mktime($job['e_start_hour'], $job['e_start_minute'], 0, $job['e_start_month'], $job['e_start_day'], $job['e_start_year']);
// OcCLE code
require_code('occle');
$temp = new virtual_bash($job_text);
$output = $temp->output_html(true);
if (is_object($output)) {
echo $output->evaluate();
}
}
}
}
$job['n_seconds_before'] = 0;
} else {
// Send notification
if (!has_category_access($job['n_member_id'], 'calendar', strval($job['e_type']))) {
continue;
}
$title = get_translated_text($job['e_title']);
$timestamp = array_key_exists(0, $recurrences) ? usertime_to_utctime($recurrences[0][0]) : mktime($job['e_start_hour'], $job['e_start_minute'], 0, $job['e_start_month'], $job['e_start_day'], $job['e_start_year']);
$date = get_timezoned_date($timestamp, true, false, false, false, $job['n_member_id']);
$_url = build_url(array('page' => 'calendar', 'type' => 'view', 'id' => $job['j_event_id']), get_module_zone('calendar'), NULL, false, false, true);
$url = $_url->evaluate();
$subject_tag = do_lang('EVENT_REMINDER_SUBJECT', $title, NULL, NULL, get_lang($job['n_member_id']));
$message_raw = do_lang('EVENT_REMINDER_CONTENT', comcode_escape($date), comcode_escape($url), get_translated_text($job['e_content']), get_lang($job['n_member_id']));
dispatch_notification('calendar_reminder', strval($job['e_type']), $subject_tag, $message_raw, array($job['n_member_id']), A_FROM_SYSTEM_UNPRIVILEGED);
//echo $subject_tag."\n\n".$message_raw;
}
// Recreate job for when next reminder due (if appropriate)
if (array_key_exists(1, $recurrences)) {
$GLOBALS['SITE_DB']->query_insert('calendar_jobs', array('j_time' => usertime_to_utctime($recurrences[1][0]) - $job['n_seconds_before'], 'j_reminder_id' => $job['j_reminder_id'], 'j_member_id' => $job['j_member_id'], 'j_event_id' => $job['j_event_id']));
}
}
// Delete jobs just run
if ($or_list != '') {
$GLOBALS['SITE_DB']->query('DELETE FROM ' . $GLOBALS['SITE_DB']->get_table_prefix() . 'calendar_jobs WHERE ' . $or_list);
}
$start += 300;
} while (array_key_exists(0, $jobs));
}
