/**
* Returns all the IDs of the event posts children to the specified one.
*
* @param int $post_id
* @param array $args An array of arguments overriding the default ones.
*
* @type bool $use_cache Whether the query should try to hit and update the cache or not.
*
* @return array|mixed
*/
public function get_ids($post_id, $args = array())
{
$use_cache = isset($args['use_cache']) && false == $args['use_cache'] ? false : true;
if (isset($args['fields'])) {
unset($args['fields']);
}
if ($use_cache) {
$children = $this->cache->get('child_events_' . $post_id, 'save_post');
if (is_array($children)) {
return $children;
}
}
$args = wp_parse_args($args, self::defaults_for_post($post_id));
$children = get_posts($args);
if ($use_cache) {
$this->cache->set('child_events_' . $post_id, $children, Tribe__Cache::NO_EXPIRATION, 'save_post');
}
return $children;
}
/**
* Returns the translation of an array of strings using WPML supported languages to do so.
*
* @param array $strings
*
* @param string $locale Optional; the locale the strings should be translated to;
* should be in the "fr_FR" format.
*
* @return array
*/
public static function get_wpml_i18n_strings(array $strings, $locale = null, array $domains = null)
{
array_multisort($strings);
$cache = new Tribe__Cache();
$cache_key = 'wpml-i18n-strings_' . md5(serialize($strings) . $locale . serialize($domains));
$cached_translations = $cache->get_transient($cache_key, 'wpml_updates');
if (!empty($cached_translations)) {
return $cached_translations;
}
$tec = Tribe__Events__Main::instance();
$domains = apply_filters('tribe_events_rewrite_i18n_domains', array('default' => true, 'the-events-calendar' => $tec->pluginDir . 'lang/'));
/** @var SitePress $sitepress */
global $sitepress;
if (null === $locale) {
// Grab all languages
$langs = $sitepress->get_active_languages();
$languages = array();
foreach ($langs as $lang) {
$languages[] = $sitepress->get_locale($lang['code']);
}
} else {
$languages = array($locale);
}
// Prevent Duplicates and Empty langs
$languages = array_filter(array_unique($languages));
// Query the Current Language
$current_locale = $sitepress->get_locale($sitepress->get_current_language());
// Get the strings on multiple Domains and Languages
// WPML filter is unhooked to avoid the locale being set to the default one
remove_filter('locale', array($sitepress, 'locale_filter'));
$translations = $tec->get_i18n_strings_for_domains($strings, $languages, $domains, $current_locale);
add_filter('locale', array($sitepress, 'locale_filter'));
// once an option is updated this cache is deprecated
$cache->set_transient($cache_key, $translations, 0, 'wpml_updates');
return $translations;
}
/**
* Get all the events in the month by directly querying the postmeta table
* Also caches the postmeta and terms for the found events
*/
protected function set_events_in_month()
{
global $wpdb;
$grid_start_datetime = tribe_beginning_of_day($this->first_grid_date);
$grid_end_datetime = tribe_end_of_day($this->final_grid_date);
$cache = new Tribe__Cache();
$cache_key = 'events_in_month' . $grid_start_datetime . '-' . $grid_end_datetime;
// if we have a cached result, use that
$cached_events = $cache->get($cache_key, 'save_post');
if ($cached_events !== false) {
$this->events_in_month = $cached_events;
return;
}
$post_stati = array('publish');
if (is_user_logged_in()) {
$post_stati[] = 'private';
}
$post_stati = implode("','", $post_stati);
$ignore_hidden_events_AND = $this->hidden_events_fragment();
$events_request = $wpdb->prepare("SELECT tribe_event_start.post_id as ID,\n\t\t\t\t\t\ttribe_event_start.meta_value as EventStartDate,\n\t\t\t\t\t\ttribe_event_end_date.meta_value as EventEndDate\n\t\t\t\tFROM {$wpdb->postmeta} AS tribe_event_start\n\t\t\t\tLEFT JOIN {$wpdb->posts} ON tribe_event_start.post_id = {$wpdb->posts}.ID\n\t\t\t\tLEFT JOIN {$wpdb->postmeta} as tribe_event_end_date ON ( tribe_event_start.post_id = tribe_event_end_date.post_id AND tribe_event_end_date.meta_key = '_EventEndDate' )\n\t\t\t\tWHERE {$ignore_hidden_events_AND} tribe_event_start.meta_key = '_EventStartDate'\n\t\t\t\tAND ( (tribe_event_start.meta_value >= '%1\$s' AND tribe_event_start.meta_value <= '%2\$s')\n\t\t\t\t\tOR (tribe_event_start.meta_value <= '%1\$s' AND tribe_event_end_date.meta_value >= '%1\$s')\n\t\t\t\t\tOR ( tribe_event_start.meta_value >= '%1\$s' AND tribe_event_start.meta_value <= '%2\$s')\n\t\t\t\t)\n\t\t\t\tAND {$wpdb->posts}.post_status IN('{$post_stati}')\n\t\t\t\tORDER BY {$wpdb->posts}.menu_order ASC, DATE(tribe_event_start.meta_value) ASC, TIME(tribe_event_start.meta_value) ASC;\n\t\t\t\t", $grid_start_datetime, $grid_end_datetime);
$this->events_in_month = $wpdb->get_results($events_request);
// cache the postmeta and terms for all these posts in one go
$event_ids_in_month = wp_list_pluck($this->events_in_month, 'ID');
update_object_term_cache($event_ids_in_month, Tribe__Events__Main::POSTTYPE);
update_postmeta_cache($event_ids_in_month);
// cache the found events in the object cache
$cache->set($cache_key, $this->events_in_month, 0, 'save_post');
}
/**
* Get the start dates of all instances of the event,
* in ascending order
*
* @param int $post_id
*
* @return array Start times, as Y-m-d H:i:s
*/
public static function get_start_dates($post_id)
{
if (empty($post_id)) {
return array();
}
$cache = new Tribe__Cache();
$dates = $cache->get('event_dates_' . $post_id, 'save_post');
if (is_array($dates)) {
return $dates;
}
/** @var wpdb $wpdb */
global $wpdb;
$ancestors = get_post_ancestors($post_id);
$post_id = empty($ancestors) ? $post_id : end($ancestors);
$sql = "SELECT meta_value FROM {$wpdb->postmeta} m INNER JOIN {$wpdb->posts} p ON p.ID=m.post_id AND (p.post_parent=%d OR p.ID=%d) WHERE meta_key='_EventStartDate' ORDER BY meta_value ASC";
$sql = $wpdb->prepare($sql, $post_id, $post_id);
$result = $wpdb->get_col($sql);
$cache->set('recurrence_start_dates_' . $post_id, $result, Tribe__Cache::NO_EXPIRATION, 'save_post');
return $result;
}
/**
* Customized WP_Query wrapper to setup event queries with default arguments.
*
* @param array $args
* @param bool $full
*
* @return array|WP_Query
*/
public static function getEvents($args = array(), $full = false)
{
$defaults = array('post_type' => Tribe__Events__Main::POSTTYPE, 'orderby' => 'event_date', 'order' => 'ASC', 'posts_per_page' => tribe_get_option('postsPerPage', 10), 'tribe_render_context' => 'default');
$args = wp_parse_args($args, $defaults);
// remove empty args and sort by key, this increases chance of a cache hit
$args = array_filter($args, array(__CLASS__, 'filter_args'));
ksort($args);
$cache = new Tribe__Cache();
$cache_key = 'get_events_' . serialize($args);
$result = $cache->get($cache_key, 'save_post');
if ($result && $result instanceof WP_Query) {
do_action('log', 'cache hit', 'tribe-events-cache', $args);
} else {
do_action('log', 'no cache hit', 'tribe-events-cache', $args);
$result = new WP_Query($args);
$cache->set($cache_key, $result, Tribe__Cache::NON_PERSISTENT, 'save_post');
}
if (!empty($result->posts)) {
if ($full) {
return $result;
} else {
$posts = $result->posts;
return $posts;
}
} else {
if ($full) {
return $result;
} else {
return array();
}
}
}
/**
* A recurring event will have the base post's slug in the
* 'name' query var. We need to remove that and replace it
* with the correct post's ID
*
* @param WP_Query $query
*
* @return void
*/
private function set_post_id_for_recurring_event_query($query)
{
$date = $query->get('eventDate');
$slug = $query->get('name');
if (empty($date) || empty($slug)) {
return;
// we shouldn't be here
}
$cache = new Tribe__Cache();
$post_id = $cache->get('single_event_' . $slug . '_' . $date, 'save_post');
if (!empty($post_id)) {
unset($query->query_vars['name']);
unset($query->query_vars['tribe_events']);
$query->set('p', $post_id);
return;
}
global $wpdb;
$parent_sql = "SELECT ID FROM {$wpdb->posts} WHERE post_name=%s AND post_type=%s";
$parent_sql = $wpdb->prepare($parent_sql, $slug, Tribe__Events__Main::POSTTYPE);
$parent_id = $wpdb->get_var($parent_sql);
$parent_start = get_post_meta($parent_id, '_EventStartDate', true);
if (empty($parent_start)) {
return;
// how does this series not have a start date?
} else {
$parent_start_date = date('Y-m-d', strtotime($parent_start));
}
if ($parent_start_date == $date) {
$post_id = $parent_id;
} else {
/* Look for child posts taking place on the requested date (but not
* necessarily at the same time as the parent event). This does not
* cater to scenarios where multiple children take place on the same
* date but at different times - which is a known limitation to be
* addressed in a future release.
*/
$child_sql = "\n\t\t\t\t\t\tSELECT ID\n\t\t\t\t\t\tFROM {$wpdb->posts} p\n\t\t\t\t\t\tINNER JOIN {$wpdb->postmeta} m ON m.post_id=p.ID AND m.meta_key='_EventStartDate'\n\t\t\t\t\t\tWHERE p.post_parent=%d\n\t\t\t\t\t\t AND p.post_type=%s\n\t\t\t\t\t\t AND LEFT( m.meta_value, 10 ) = %s\n\t\t\t\t\t";
$child_sql = $wpdb->prepare($child_sql, $parent_id, Tribe__Events__Main::POSTTYPE, $date);
$post_id = $wpdb->get_var($child_sql);
}
if ($post_id) {
unset($query->query_vars['name']);
unset($query->query_vars['tribe_events']);
$query->set('p', $post_id);
$cache->set('single_event_' . $slug . '_' . $date, $post_id, Tribe__Cache::NO_EXPIRATION, 'save_post');
}
}
/**
* A recurring event will have the base post's slug in the
* 'name' query var. We need to remove that and replace it
* with the correct post's ID
*
* @param WP_Query $query
*
* @return void
*/
private function set_post_id_for_recurring_event_query($query)
{
$date = $query->get('eventDate');
$slug = isset($query->query['name']) ? $query->query['name'] : '';
if (empty($date) || empty($slug)) {
return;
// we shouldn't be here
}
/**
* Filters the recurring event parent post ID.
*
* @param bool|int $parent_id The parent event post ID. Defaults to `false`.
* If anything but `false` is returned from this filter
* that value will be used as the recurring event parent
* post ID.
* @param WP_Query $query The current query.
*/
$parent_id = apply_filters('tribe_events_pro_recurring_event_parent_id', false, $query);
$cache = new Tribe__Cache();
if (false === $parent_id) {
$post_id = $cache->get('single_event_' . $slug . '_' . $date, 'save_post');
} else {
$post_id = $cache->get('single_event_' . $slug . '_' . $date . '_' . $parent_id, 'save_post');
}
if (!empty($post_id)) {
unset($query->query_vars['name']);
unset($query->query_vars[Tribe__Events__Main::POSTTYPE]);
$query->set('p', $post_id);
return;
}
/** @var \wpdb $wpdb */
global $wpdb;
if (false === $parent_id) {
$parent_sql = "SELECT ID FROM {$wpdb->posts} WHERE post_name=%s AND post_type=%s";
$parent_sql = $wpdb->prepare($parent_sql, $slug, Tribe__Events__Main::POSTTYPE);
$parent_id = $wpdb->get_var($parent_sql);
}
$parent_start = get_post_meta($parent_id, '_EventStartDate', true);
if (empty($parent_start)) {
return;
// how does this series not have a start date?
} else {
$parent_start_date = date('Y-m-d', strtotime($parent_start));
}
if ($parent_start_date == $date) {
$post_id = $parent_id;
} else {
/* Look for child posts taking place on the requested date (but not
* necessarily at the same time as the parent event); take sequence into
* account to distinguish between recurring event instances happening on the same
* day.
*/
$sequence_number = $query->get('eventSequence');
$should_use_sequence = !empty($sequence_number) && is_numeric($sequence_number) && intval($sequence_number) > 1;
$sequence_number = intval($sequence_number);
if (!$should_use_sequence) {
$child_sql = "\n\t\t\t\t\t\tSELECT ID\n\t\t\t\t\t\tFROM {$wpdb->posts} p\n\t\t\t\t\t\tINNER JOIN {$wpdb->postmeta} m ON m.post_id=p.ID AND m.meta_key='_EventStartDate'\n\t\t\t\t\t\tWHERE p.post_parent=%d\n\t\t\t\t\t\t AND p.post_type=%s\n\t\t\t\t\t\t AND LEFT( m.meta_value, 10 ) = %s\n\t\t\t\t\t";
$child_sql = $wpdb->prepare($child_sql, $parent_id, Tribe__Events__Main::POSTTYPE, $date);
} else {
$child_sql = "\n\t\t\t\t\t\tSELECT ID\n\t\t\t\t\t\tFROM {$wpdb->posts} p\n\t\t\t\t\t\tINNER JOIN {$wpdb->postmeta} m ON m.post_id=p.ID AND m.meta_key='_EventStartDate'\n\t\t\t\t\t\tINNER JOIN {$wpdb->postmeta} seqm ON seqm.post_id=p.ID AND seqm.meta_key='_EventSequence'\n\t\t\t\t\t\tWHERE p.post_parent=%d\n\t\t\t\t\t\t AND p.post_type=%s\n\t\t\t\t\t\t AND LEFT( m.meta_value, 10 ) = %s\n\t\t\t\t\t\t AND LEFT( seqm.meta_value, 10 ) = %s\n\t\t\t\t\t";
$child_sql = $wpdb->prepare($child_sql, $parent_id, Tribe__Events__Main::POSTTYPE, $date, $sequence_number);
}
$post_id = $wpdb->get_var($child_sql);
}
if ($post_id) {
unset($query->query_vars['name']);
unset($query->query_vars['tribe_events']);
$query->set('p', $post_id);
$cache->set('single_event_' . $slug . '_' . $date, $post_id, Tribe__Cache::NO_EXPIRATION, 'save_post');
}
}