/**
* Generates an excerpt from the given content string.
*
* Adapted from WordPress's `wp_trim_excerpt' function that is not useful
* for applying to custom content.
*
* @param string $text The content to trim.
*
* @return string The excerpt.
*/
public function trim_excerpt(Ai1ec_Event $event, $length = 35, $more = '[...]')
{
global $post;
$original_post = $post;
$post = $event->get('post');
$raw_excerpt = $event->get('post')->post_content;
if (!isset($raw_excerpt[0])) {
$raw_excerpt = ' ';
}
$text = preg_replace('#<\\s*script[^>]*>.+<\\s*/\\s*script\\s*>#x', '', apply_filters('the_excerpt', $raw_excerpt));
$text = strip_shortcodes($text);
$text = str_replace(']]>', ']]>', $text);
$text = strip_tags($text);
$excerpt_length = apply_filters('excerpt_length', $length);
$excerpt_more = apply_filters('excerpt_more', $more);
$words = preg_split('/\\s+/', $text, $excerpt_length + 1, PREG_SPLIT_NO_EMPTY);
if (count($words) > $excerpt_length) {
array_pop($words);
$text = implode(' ', $words);
$text = $text . $excerpt_more;
} else {
$text = implode(' ', $words);
}
$post = $original_post;
return apply_filters('wp_trim_excerpt', $text, $raw_excerpt);
}
/**
* Render the full article for the event
*
* @param Ai1ec_Event $event
*/
public function get_full_article(Ai1ec_Event $event)
{
$title = apply_filters('the_title', $event->get('post')->post_title, $event->get('post_id'));
$content = $this->get_content($event) . wpautop(apply_filters('ai1ec_the_content', apply_filters('the_content', $event->get('post')->post_content)));
$args = compact('title', 'content');
$loader = $this->_registry->get('theme.loader');
return $loader->get_file('event-single-full.twig', $args, false)->get_content();
}
/**
* Faded version of event category color
*/
protected function _get_color(Ai1ec_Event $event, $type)
{
static $categories_cache = array('rgba' => array(), 'faded' => array());
$methods = array('rgba' => 'get_event_category_rgba_color', 'faded' => 'get_event_category_faded_color');
$categories = $this->_registry->get('model.taxonomy')->get_post_categories($event->get('post_id'));
if (!empty($categories)) {
if (!isset($categories_cache[$type][$categories[0]->term_id])) {
$method = $methods[$type];
$categories_cache[$type][$categories[0]->term_id] = $this->{$method}($categories[0]->term_id);
}
return $categories_cache[$type][$categories[0]->term_id];
}
return '';
}
/**
* Contact info as HTML
*/
public function get_contact_html(Ai1ec_Event $event)
{
$contact = '';
if ($event->get('contact_name')) {
$contact .= '<div class="ai1ec-contact-name">' . '<i class="ai1ec-fa ai1ec-fa-fw ai1ec-fa-user"></i> ' . esc_html($event->get('contact_name')) . '</div> ';
}
if ($event->get('contact_phone')) {
$contact .= '<div class="ai1ec-contact-phone">' . '<i class="ai1ec-fa ai1ec-fa-fw ai1ec-fa-phone"></i> ' . esc_html($event->get('contact_phone')) . '</div> ';
}
if ($event->get('contact_email')) {
$contact .= '<div class="ai1ec-contact-email">' . '<a href="mailto:' . esc_attr($event->get('contact_email')) . '">' . '<i class="ai1ec-fa ai1ec-fa-fw ai1ec-fa-envelope-o"></i> ' . __('Email', AI1EC_PLUGIN_NAME) . '</a></div> ';
}
if ($event->get('contact_url')) {
$contact .= '<div class="ai1ec-contact-url">' . '<a target="_blank" href="' . esc_attr($event->get('contact_url')) . '"><i class="ai1ec-fa ai1ec-fa-fw ai1ec-fa-link"></i> ' . apply_filters('ai1ec_contact_url', __('Event website', AI1EC_PLUGIN_NAME)) . ' <i class="ai1ec-fa ai1ec-fa-external-link"></i></a></div>';
}
return $contact;
}
/**
* Renders the html of the page and returns it.
*
* @param Ai1ec_Event $event
*
* @return string the html of the page
*/
public function get_content(Ai1ec_Event $event)
{
$settings = $this->_registry->get('model.settings');
$rrule = $this->_registry->get('recurrence.rule');
$taxonomy = $this->_registry->get('view.event.taxonomy');
$location = $this->_registry->get('view.event.location');
$ticket = $this->_registry->get('view.event.ticket');
$content = $this->_registry->get('view.event.content');
$time = $this->_registry->get('view.event.time');
$subscribe_url = AI1EC_EXPORT_URL . '&ai1ec_post_ids=' . $event->get('post_id');
$event->set_runtime('tickets_url_label', $ticket->get_tickets_url_label($event, false));
$event->set_runtime('content_img_url', $content->get_content_img_url($event));
$extra_buttons = apply_filters('ai1ec_rendering_single_event_actions', '', $event);
$venues_html = apply_filters('ai1ec_rendering_single_event_venues', nl2br($location->get_location($event)), $event);
// objects are passed by reference so an action is ok
do_action('ai1ec_single_event_page_before_render', $event);
$args = array('event' => $event, 'recurrence' => $rrule->rrule_to_text($event->get('recurrence_rules')), 'exclude' => $time->get_exclude_html($event, $rrule), 'categories' => $taxonomy->get_categories_html($event), 'tags' => $taxonomy->get_tags_html($event), 'location' => $venues_html, 'map' => $location->get_map_view($event), 'contact' => $ticket->get_contact_html($event), 'back_to_calendar' => $content->get_back_to_calendar_button_html(), 'subscribe_url' => $subscribe_url, 'subscribe_url_no_html' => $subscribe_url . '&no_html=true', 'edit_instance_url' => null, 'edit_instance_text' => null, 'google_url' => 'http://www.google.com/calendar/render?cid=' . urlencode($subscribe_url), 'show_subscribe_buttons' => !$settings->get('turn_off_subscription_buttons'), 'hide_featured_image' => $settings->get('hide_featured_image'), 'extra_buttons' => $extra_buttons, 'text_add_calendar' => __('Add to Calendar', AI1EC_PLUGIN_NAME), 'subscribe_buttons_text' => $this->_registry->get('view.calendar.subscribe-button')->get_labels(), 'text_when' => __('When:', AI1EC_PLUGIN_NAME), 'text_where' => __('Where:', AI1EC_PLUGIN_NAME), 'text_cost' => __('Cost:', AI1EC_PLUGIN_NAME), 'text_contact' => __('Contact:', AI1EC_PLUGIN_NAME), 'text_free' => __('Free', AI1EC_PLUGIN_NAME), 'text_categories' => __('Categories', AI1EC_PLUGIN_NAME), 'text_tags' => __('Tags', AI1EC_PLUGIN_NAME));
if (!empty($args['recurrence']) && $event->get('instance_id') && current_user_can('edit_ai1ec_events')) {
$args['edit_instance_url'] = admin_url('post.php?post=' . $event->get('post_id') . '&action=edit&instance=' . $event->get('instance_id'));
$args['edit_instance_text'] = sprintf(Ai1ec_I18n::__('Edit this occurrence (%s)'), $event->get('start')->format_i18n('M j'));
}
$loader = $this->_registry->get('theme.loader');
return $loader->get_file('event-single.twig', $args, false)->get_content();
}
/**
* Parse the fields of an Event to the structure used by API
*/
protected function _parse_event_fields_to_api_structure(Ai1ec_Event $event, WP_Post $post, $post_ticket_types, $api_fields_values)
{
$calendar_id = $this->_get_ticket_calendar();
if ($calendar_id <= 0) {
return null;
}
//fields of ai1ec events table used by API
$body['latitude'] = $event->get('latitude');
$body['longitude'] = $event->get('longitude');
$body['post_id'] = $event->get('post_id');
$body['calendar_id'] = $calendar_id;
$body['dtstart'] = $event->get('start')->format_to_javascript();
$body['dtend'] = $event->get('end')->format_to_javascript();
$body['timezone'] = $event->get('timezone_name');
$body['venue_name'] = $event->get('venue');
$body['address'] = $event->get('address');
$body['city'] = $event->get('city');
$body['province'] = $event->get('province');
$body['postal_code'] = $event->get('postal_code');
$body['country'] = $event->get('country');
$body['contact_name'] = $event->get('contact_name');
$body['contact_phone'] = $event->get('contact_phone');
$body['contact_email'] = $event->get('contact_email');
$body['contact_website'] = $event->get('contact_url');
$body['uid'] = $event->get('ical_uid');
$body['title'] = $post->post_title;
$body['description'] = $post->post_content;
$body['url'] = get_permalink($post->ID);
$body['status'] = $post->post_status;
$body['tax_rate'] = 0;
$utc_current_time = $this->_registry->get('date.time')->format_to_javascript();
$body['created_at'] = $utc_current_time;
$body['updated_at'] = $utc_current_time;
//removing blank values
foreach ($body as $key => $value) {
if (ai1ec_is_blank($value)) {
unset($body[$key]);
}
}
if (null !== $api_fields_values && is_array($api_fields_values)) {
foreach ($api_fields_values as $key => $value) {
$body[$key] = $api_fields_values[$key];
if ('visibility' === $key) {
if (0 === strcasecmp('private', $value)) {
$body['status'] = 'private';
} else {
if (0 === strcasecmp('password', $value)) {
$body['status'] = 'password';
}
}
}
}
}
$tickets_types = array();
if (isset($post_ticket_types)) {
$index = 0;
foreach ($post_ticket_types as $ticket_type_ite) {
if (false === isset($ticket_type_ite['id']) && isset($ticket_type_ite['remove'])) {
//ignoring new tickets that didn't go to api yet
continue;
}
$tickets_types[$index++] = $this->_parse_tickets_type_post_to_api_structure($ticket_type_ite, $event);
}
}
$body['ticket_types'] = $tickets_types;
return $body;
}
/**
* Returns the latitude/longitude coordinates as a textual string
* parsable by the Geocoder API.
*
* @param Ai1ec_Event &$event The event to return data from
*
* @return string The latitude & longitude string, or null
*/
public function get_latlng(Ai1ec_Event $event)
{
// If the coordinates are set, use those, otherwise use the address.
$location = NULL;
// If the coordinates are set by hand use them.
if ($event->get('show_coordinates')) {
$longitude = floatval($event->get('longitude'));
$latitude = floatval($event->get('latitude'));
$location = $latitude . ',' . $longitude;
}
return $location;
}
/**
* Generate and store instance entries in database for given event.
*
* @param Ai1ec_Event $event Instance of event to create entries for.
*
* @return bool Success.
*/
protected function _create_instances_collection(Ai1ec_Event $event)
{
$events = array();
$event_item = array('post_id' => $event->get('post_id'), 'start' => $event->get('start')->format_to_gmt(), 'end' => $event->get('end')->format_to_gmt());
$duration = $event->get('end')->diff_sec($event->get('start'));
$_start = $event->get('start')->format_to_gmt();
$_end = $event->get('end')->format_to_gmt();
// Always cache initial instance
$events[$_start] = $event_item;
if ($event->get('recurrence_rules') || $event->get('recurrence_dates')) {
$start_timezone = $this->_registry->get('model.option')->get('timezone_string');
$events += $this->create_instances_by_recurrence($event, $event_item, $_start, $duration, $start_timezone);
}
$search_helper = $this->_registry->get('model.search');
foreach ($events as &$event_item) {
// Find out if this event instance is already accounted for by an
// overriding 'RECURRENCE-ID' of the same iCalendar feed (by comparing the
// UID, start date, recurrence). If so, then do not create duplicate
// instance of event.
$start = $event_item['start'];
$matching_event_id = null;
if ($event->get('ical_uid')) {
$matching_event_id = $search_helper->get_matching_event_id($event->get('ical_uid'), $event->get('ical_feed_url'), $event->get('start'), false, $event->get('post_id'));
}
// If no other instance was found
if (null !== $matching_event_id) {
$event_item = false;
}
}
return array_filter($events);
}
/**
* Read post meta for post-attachment and return its URL as a string.
*
* @param Ai1ec_Event $event Event object.
* @param array $ordered_img_sizes Image sizes order.
* @param null $size (width, height) array of returned
* image.
*
* @return string|null
*/
protected function _get_post_attachment_url(Ai1ec_Event $event, array $ordered_img_sizes, &$size = null)
{
// Since WP does will return null if the wrong size is targeted,
// we iterate over an array of sizes, breaking if a URL is found.
foreach ($ordered_img_sizes as $size) {
$attributes = wp_get_attachment_image_src(get_post_thumbnail_id($event->get('post_id')), $size);
if ($attributes) {
$url = array_shift($attributes);
$size = $attributes;
break;
}
}
return empty($url) ? null : $url;
}
/**
* Adds runtime properties to the event.
*
* @param Ai1ec_Event $event
*/
protected function _add_runtime_properties(Ai1ec_Event $event)
{
global $post;
$original_post = $post;
$post = $event->get('post');
$instance_permalink = get_permalink($event->get('post_id'));
$instance_permalink = add_query_arg('instance_id', $event->get('instance_id'), $instance_permalink);
$event->set_runtime('instance_permalink', $instance_permalink);
$event->set_runtime('filtered_title', apply_filters('the_title', $event->get('post')->post_title, $event->get('post_id'), true));
$calendar_state = $this->_registry->get('calendar.state');
$calendar_state->set_append_content(false);
$event->set_runtime('filtered_content', apply_filters('ai1ec_the_content', apply_filters('the_content', $event->get('post')->post_content)));
$calendar_state->set_append_content(true);
$taxonomy = $this->_registry->get('view.event.taxonomy');
$ticket = $this->_registry->get('view.event.ticket');
$event->set_runtime('color_style', $taxonomy->get_color_style($event));
$event->set_runtime('category_colors', $taxonomy->get_category_colors($event));
$event->set_runtime('ticket_url_label', $ticket->get_tickets_url_label($event, false));
$event->set_runtime('edit_post_link', get_edit_post_link($event->get('post_id')));
$event_post = $this->_registry->get('view.event.post');
$event->set_runtime('post_excerpt', $event_post->trim_excerpt($event));
$color = $this->_registry->get('view.event.color');
$event->set_runtime('faded_color', $color->get_faded_color($event));
$event->set_runtime('rgba_color', $color->get_rgba_color($event));
$event->set_runtime('short_start_time', $this->_registry->get('view.event.time')->get_short_time($event->get('start')));
$this->_add_view_specific_runtime_properties($event);
$post = $original_post;
}
/**
* Convert an event from a feed into a new Ai1ec_Event object and add it to
* the calendar.
*
* @param Ai1ec_Event $event Event object.
* @param vcalendar $calendar Calendar object.
* @param bool $export States whether events are created for export.
* @param array $params Additional parameters for export.
*
* @return void
*/
protected function _insert_event_in_calendar(Ai1ec_Event $event, vcalendar $calendar, $export = false, array $params = array())
{
$tz = $this->_registry->get('date.timezone')->get_default_timezone();
$e =& $calendar->newComponent('vevent');
$uid = '';
if ($event->get('ical_uid')) {
$uid = addcslashes($event->get('ical_uid'), "\\;,\n");
} else {
$uid = $event->get_uid();
$event->set('ical_uid', $uid);
$event->save(true);
}
$e->setProperty('uid', $this->_sanitize_value($uid));
$e->setProperty('url', get_permalink($event->get('post_id')));
// =========================
// = Summary & description =
// =========================
$e->setProperty('summary', $this->_sanitize_value(html_entity_decode(apply_filters('the_title', $event->get('post')->post_title), ENT_QUOTES, 'UTF-8')));
$content = apply_filters('ai1ec_the_content', apply_filters('the_content', $event->get('post')->post_content));
$post_meta_values = get_post_meta($event->get('post_id'), '', false);
$cost_type = null;
if ($post_meta_values) {
foreach ($post_meta_values as $key => $value) {
if ('_ai1ec_cost_type' === $key) {
$cost_type = $value[0];
}
if (isset($params['xml']) && $params['xml'] && false !== preg_match('/^x\\-meta\\-/i', $key)) {
$e->setProperty($key, $this->_sanitize_value($value));
}
}
}
if (false === ai1ec_is_blank($cost_type)) {
$e->setProperty('X-COST-TYPE', $this->_sanitize_value($cost_type));
}
$url = '';
$api = $this->_registry->get('model.api.api-ticketing');
$api_event_id = $api->get_api_event_id($event->get('post_id'));
if ($api_event_id) {
//getting all necessary informations that will be necessary on imported ticket events
$e->setProperty('X-API-EVENT-ID', $api_event_id);
$e->setProperty('X-API-URL', $api->get_api_event_url($event->get('post_id')));
$e->setProperty('X-CHECKOUT-URL', $api->get_api_event_checkout_url($event->get('post_id')));
$e->setProperty('X-API-EVENT-CURRENCY', $api->get_api_event_currency($event->get('post_id')));
} else {
if ($event->get('ticket_url')) {
$url = $event->get('ticket_url');
}
}
//Adding Ticket URL to the Description field
if (false === ai1ec_is_blank($url)) {
$content = $this->_remove_ticket_url($content);
$content = $content . '<p>' . __('Tickets: ', AI1EC_PLUGIN_NAME) . '<a class="ai1ec-ticket-url-exported" href="' . $url . '">' . $url . '</a>.</p>';
}
$content = str_replace(']]>', ']]>', $content);
$content = html_entity_decode($content, ENT_QUOTES, 'UTF-8');
// Prepend featured image if available.
$size = null;
$avatar = $this->_registry->get('view.event.avatar');
$matches = $avatar->get_image_from_content($content);
// if no img is already present - add thumbnail
if (empty($matches)) {
$post_id = get_post_thumbnail_id($event->get('post_id'));
$images = null;
$added = null;
foreach (array('thumbnail', 'medium', 'large', 'full') as $_size) {
$attributes = wp_get_attachment_image_src($post_id, $_size);
if (false !== $attributes) {
$key_str = sprintf('%d_%d', $attributes[1], $attributes[2]);
if (null === $added || false === isset($added[$key_str])) {
$added[$key_str] = true;
array_unshift($attributes, $_size);
$images[] = implode(';', $attributes);
}
}
}
if (null !== $images) {
$e->setProperty('X-WP-IMAGES-URL', $this->_sanitize_value(implode(',', $images)));
}
if ($img_url = $avatar->get_post_thumbnail_url($event, $size)) {
$content = '<div class="ai1ec-event-avatar alignleft timely"><img src="' . esc_attr($img_url) . '" width="' . $size[0] . '" height="' . $size[1] . '" /></div>' . $content;
}
}
if (isset($params['no_html']) && $params['no_html']) {
$e->setProperty('description', $this->_sanitize_value(strip_tags(strip_shortcodes($content))));
if (!empty($content)) {
$html_content = '<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 3.2//EN">\\n' . '<HTML>\\n<HEAD>\\n<TITLE></TITLE>\\n</HEAD>\\n<BODY>' . $content . '</BODY></HTML>';
$e->setProperty('X-ALT-DESC', $this->_sanitize_value($html_content), array('FMTTYPE' => 'text/html'));
unset($html_content);
}
} else {
$e->setProperty('description', $this->_sanitize_value($content));
}
$revision = (int) current(array_keys(wp_get_post_revisions($event->get('post_id'))));
$e->setProperty('sequence', $revision);
// =====================
// = Start & end times =
// =====================
$dtstartstring = '';
$dtstart = $dtend = array();
if ($event->is_allday()) {
$dtstart['VALUE'] = $dtend['VALUE'] = 'DATE';
// For exporting all day events, don't set a timezone
if ($tz && !$export) {
$dtstart['TZID'] = $dtend['TZID'] = $tz;
}
// For exportin' all day events, only set the date not the time
if ($export) {
$e->setProperty('dtstart', $this->_sanitize_value($event->get('start')->format('Ymd')), $dtstart);
$e->setProperty('dtend', $this->_sanitize_value($event->get('end')->format('Ymd')), $dtend);
} else {
$e->setProperty('dtstart', $this->_sanitize_value($event->get('start')->format("Ymd\\T")), $dtstart);
$e->setProperty('dtend', $this->_sanitize_value($event->get('end')->format("Ymd\\T")), $dtend);
}
} else {
if ($tz) {
$dtstart['TZID'] = $dtend['TZID'] = $tz;
}
// This is used later.
$dtstartstring = $event->get('start')->format("Ymd\\THis");
$e->setProperty('dtstart', $this->_sanitize_value($dtstartstring), $dtstart);
if (false === (bool) $event->get('instant_event')) {
$e->setProperty('dtend', $this->_sanitize_value($event->get('end')->format("Ymd\\THis")), $dtend);
}
}
// ========================
// = Latitude & longitude =
// ========================
if (floatval($event->get('latitude')) || floatval($event->get('longitude'))) {
$e->setProperty('geo', $event->get('latitude'), $event->get('longitude'));
}
// ===================
// = Venue & address =
// ===================
if ($event->get('venue') || $event->get('address')) {
$location = array($event->get('venue'), $event->get('address'));
$location = array_filter($location);
$location = implode(' @ ', $location);
$e->setProperty('location', $this->_sanitize_value($location));
}
$categories = array();
$language = get_bloginfo('language');
foreach ($this->_taxonomy_model->get_post_categories($event->get('post_id')) as $cat) {
if ('events_categories' === $cat->taxonomy) {
$categories[] = $cat->name;
}
}
$e->setProperty('categories', implode(',', $categories), array("LANGUAGE" => $language));
$tags = array();
foreach ($this->_taxonomy_model->get_post_tags($event->get('post_id')) as $tag) {
$tags[] = $tag->name;
}
if (!empty($tags)) {
$e->setProperty('X-TAGS', implode(',', $tags), array("LANGUAGE" => $language));
}
// ==================
// = Cost & tickets =
// ==================
if ($event->get('cost')) {
$e->setProperty('X-COST', $this->_sanitize_value($event->get('cost')));
}
if ($event->get('ticket_url')) {
$e->setProperty('X-TICKETS-URL', $this->_sanitize_value($event->get('ticket_url')));
}
// =================
// = Instant Event =
// =================
if ($event->is_instant()) {
$e->setProperty('X-INSTANT-EVENT', $this->_sanitize_value($event->is_instant()));
}
// ====================================
// = Contact name, phone, e-mail, URL =
// ====================================
$contact = array($event->get('contact_name'), $event->get('contact_phone'), $event->get('contact_email'), $event->get('contact_url'));
$contact = array_filter($contact);
$contact = implode('; ', $contact);
$e->setProperty('contact', $this->_sanitize_value($contact));
// ====================
// = Recurrence rules =
// ====================
$rrule = array();
$recurrence = $event->get('recurrence_rules');
$recurrence = $this->_filter_rule($recurrence);
if (!empty($recurrence)) {
$rules = array();
foreach (explode(';', $recurrence) as $v) {
if (strpos($v, '=') === false) {
continue;
}
list($k, $v) = explode('=', $v);
$k = strtoupper($k);
// If $v is a comma-separated list, turn it into array for iCalcreator
switch ($k) {
case 'BYSECOND':
case 'BYMINUTE':
case 'BYHOUR':
case 'BYDAY':
case 'BYMONTHDAY':
case 'BYYEARDAY':
case 'BYWEEKNO':
case 'BYMONTH':
case 'BYSETPOS':
$exploded = explode(',', $v);
break;
default:
$exploded = $v;
break;
}
// iCalcreator requires a more complex array structure for BYDAY...
if ($k == 'BYDAY') {
$v = array();
foreach ($exploded as $day) {
$v[] = array('DAY' => $day);
}
} else {
$v = $exploded;
}
$rrule[$k] = $v;
}
}
// ===================
// = Exception rules =
// ===================
$exceptions = $event->get('exception_rules');
$exceptions = $this->_filter_rule($exceptions);
$exrule = array();
if (!empty($exceptions)) {
$rules = array();
foreach (explode(';', $exceptions) as $v) {
if (strpos($v, '=') === false) {
continue;
}
list($k, $v) = explode('=', $v);
$k = strtoupper($k);
// If $v is a comma-separated list, turn it into array for iCalcreator
switch ($k) {
case 'BYSECOND':
case 'BYMINUTE':
case 'BYHOUR':
case 'BYDAY':
case 'BYMONTHDAY':
case 'BYYEARDAY':
case 'BYWEEKNO':
case 'BYMONTH':
case 'BYSETPOS':
$exploded = explode(',', $v);
break;
default:
$exploded = $v;
break;
}
// iCalcreator requires a more complex array structure for BYDAY...
if ($k == 'BYDAY') {
$v = array();
foreach ($exploded as $day) {
$v[] = array('DAY' => $day);
}
} else {
$v = $exploded;
}
$exrule[$k] = $v;
}
}
// add rrule to exported calendar
if (!empty($rrule) && !isset($rrule['RDATE'])) {
$e->setProperty('rrule', $this->_sanitize_value($rrule));
}
// add exrule to exported calendar
if (!empty($exrule) && !isset($exrule['EXDATE'])) {
$e->setProperty('exrule', $this->_sanitize_value($exrule));
}
// ===================
// = Exception dates =
// ===================
// For all day events that use a date as DTSTART, date must be supplied
// For other other events which use DATETIME, we must use that as well
// We must also match the exact starting time
$recurrence_dates = $event->get('recurrence_dates');
$recurrence_dates = $this->_filter_rule($recurrence_dates);
if (!empty($recurrence_dates)) {
$params = array('VALUE' => 'DATE-TIME', 'TZID' => $tz);
$dt_suffix = $event->get('start')->format('\\THis');
foreach (explode(',', $recurrence_dates) as $exdate) {
// date-time string in EXDATES is formatted as 'Ymd\THis\Z', that
// means - in UTC timezone, thus we use `format_to_gmt` here.
$exdate = $this->_registry->get('date.time', $exdate)->format_to_gmt('Ymd');
$e->setProperty('rdate', array($exdate . $dt_suffix), $params);
}
}
$exception_dates = $event->get('exception_dates');
$exception_dates = $this->_filter_rule($exception_dates);
if (!empty($exception_dates)) {
$params = array('VALUE' => 'DATE-TIME', 'TZID' => $tz);
$dt_suffix = $event->get('start')->format('\\THis');
foreach (explode(',', $exception_dates) as $exdate) {
// date-time string in EXDATES is formatted as 'Ymd\THis\Z', that
// means - in UTC timezone, thus we use `format_to_gmt` here.
$exdate = $this->_registry->get('date.time', $exdate)->format_to_gmt('Ymd');
$e->setProperty('exdate', array($exdate . $dt_suffix), $params);
}
}
return $calendar;
}
/**
* Filters past or out of range exception dates.
*
* @param Ai1ec_Event $event Event.
*
* @return array Filtered exception dates.
*/
protected function _filter_exception_dates(Ai1ec_Event $event)
{
$start = (int) $event->get('start')->format();
$exception_dates = explode(',', $event->get('exception_dates'));
$dates = array();
foreach ($exception_dates as $date) {
$ex_date = (int) $this->_registry->get('date.time', $date)->format();
if ($ex_date > $start) {
$dates[] = $date;
}
}
return $dates;
}
/**
* Filter Groups as HTML, either as blocks or inline.
*
* @param Ai1ec_Event $event Rendered Event.
* @param array $filter_group Filter Group (Option Model)
* @param string $format Return 'blocks' or 'inline' formatted result.
*
* @return string String of HTML for filter group blocks.
*/
public function get_filter_group_html(Ai1ec_Event $event, $filter_group, $format = 'blocks')
{
$filter_groups = $this->_taxonomy_model->get_post_taxonomy($event->get('post_id'), $filter_group['taxonomy_name']);
$icon_name = '';
if ('ai1eccfgi-null' !== $filter_group['icon']) {
$icon_name = $filter_group['icon'];
} else {
$icon_name = 'ai1ec-icon-timely';
}
foreach ($filter_groups as &$group) {
$href = $this->_registry->get('html.element.href', array($filter_group['taxonomy_name'] . '_ids' => $group->term_id));
$class = $data_type = $title = '';
if ($group->description) {
$title = 'title="' . esc_attr($group->description) . '" ';
}
$html = '';
$class .= ' ai1ec-category';
$color_style = '';
if ('inline' === $format) {
$taxonomy = $this->_registry->get('model.taxonomy');
$color_style = $taxonomy->get_category_color($group->term_id);
if ($color_style !== '') {
$color_style = 'style="color: ' . $color_style . ';" ';
}
$class .= '-inline';
}
$html .= '<a ' . $data_type . ' class="' . $class . ' ai1ec-term-id-' . $group->term_id . ' p-category" ' . $title . $color_style . 'href="' . $href->generate_href() . '">';
if ('blocks' === $format) {
$html .= $this->get_category_color_square($group->term_id) . ' ';
} else {
$html = $html . '<i ' . $color_style . ' class="ai1ec-fa ' . $icon_name . '"></i>';
}
$html .= esc_html($group->name) . '</a>';
$group = $html;
}
return implode(' ', $filter_groups);
}
/**
* Convert an event from a feed into a new Ai1ec_Event object and add it to
* the calendar.
*
* @param Ai1ec_Event $event Event object.
* @param vcalendar $calendar Calendar object.
* @param bool $export States whether events are created for export.
* @param array $params Additional parameters for export.
*
* @return void
*/
protected function _insert_event_in_calendar(Ai1ec_Event $event, vcalendar $calendar, $export = false, array $params = array())
{
$tz = $this->_registry->get('date.timezone')->get_default_timezone();
$e =& $calendar->newComponent('vevent');
$uid = '';
if ($event->get('ical_uid')) {
$uid = addcslashes($event->get('ical_uid'), "\\;,\n");
} else {
$uid = $event->get_uid();
$event->set('ical_uid', $uid);
$event->save(true);
}
$e->setProperty('uid', $this->_sanitize_value($uid));
$e->setProperty('url', get_permalink($event->get('post_id')));
// =========================
// = Summary & description =
// =========================
$e->setProperty('summary', $this->_sanitize_value(html_entity_decode(apply_filters('the_title', $event->get('post')->post_title), ENT_QUOTES, 'UTF-8')));
$content = apply_filters('the_content', $event->get('post')->post_content);
$content = str_replace(']]>', ']]>', $content);
$content = html_entity_decode($content, ENT_QUOTES, 'UTF-8');
// Prepend featured image if available.
$size = null;
$avatar = $this->_registry->get('view.event.avatar');
if ($img_url = $avatar->get_post_thumbnail_url($event, $size)) {
$content = '<div class="ai1ec-event-avatar alignleft timely"><img src="' . esc_attr($img_url) . '" width="' . $size[0] . '" height="' . $size[1] . '" /></div>' . $content;
}
if (isset($params['no_html']) && $params['no_html']) {
$e->setProperty('description', $this->_sanitize_value(strip_tags(strip_shortcodes($content))));
if (!empty($content)) {
$html_content = '<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 3.2//EN">\\n' . '<HTML>\\n<HEAD>\\n<TITLE></TITLE>\\n</HEAD>\\n<BODY>' . $content . '</BODY></HTML>';
$e->setProperty('X-ALT-DESC', $this->_sanitize_value($html_content), array('FMTTYPE' => 'text/html'));
unset($html_content);
}
} else {
$e->setProperty('description', $this->_sanitize_value($content));
}
$revision = (int) current(array_keys(wp_get_post_revisions($event->get('post_id'))));
$e->setProperty('sequence', $revision);
// =====================
// = Start & end times =
// =====================
$dtstartstring = '';
$dtstart = $dtend = array();
if ($event->is_allday()) {
$dtstart['VALUE'] = $dtend['VALUE'] = 'DATE';
// For exporting all day events, don't set a timezone
if ($tz && !$export) {
$dtstart['TZID'] = $dtend['TZID'] = $tz;
}
// For exportin' all day events, only set the date not the time
if ($export) {
$e->setProperty('dtstart', $this->_sanitize_value($event->get('start')->format('Ymd')), $dtstart);
$e->setProperty('dtend', $this->_sanitize_value($event->get('end')->format('Ymd')), $dtend);
} else {
$e->setProperty('dtstart', $this->_sanitize_value($event->get('start')->format("Ymd\\T")), $dtstart);
$e->setProperty('dtend', $this->_sanitize_value($event->get('end')->format("Ymd\\T")), $dtend);
}
} else {
if ($tz) {
$dtstart['TZID'] = $dtend['TZID'] = $tz;
}
// This is used later.
$dtstartstring = $event->get('start')->format("Ymd\\THis");
$e->setProperty('dtstart', $this->_sanitize_value($dtstartstring), $dtstart);
$e->setProperty('dtend', $this->_sanitize_value($event->get('end')->format("Ymd\\THis")), $dtend);
}
// ========================
// = Latitude & longitude =
// ========================
if (floatval($event->get('latitude')) || floatval($event->get('longitude'))) {
$e->setProperty('geo', $event->get('latitude'), $event->get('longitude'));
}
// ===================
// = Venue & address =
// ===================
if ($event->get('venue') || $event->get('address')) {
$location = array($event->get('venue'), $event->get('address'));
$location = array_filter($location);
$location = implode(' @ ', $location);
$e->setProperty('location', $this->_sanitize_value($location));
}
$categories = array();
$language = get_bloginfo('language');
foreach ($this->_taxonomy_model->get_post_categories($event->get('post_id')) as $cat) {
$categories[] = $cat->name;
}
$e->setProperty('categories', implode(',', $categories), array("LANGUAGE" => $language));
$tags = array();
foreach ($this->_taxonomy_model->get_post_tags($event->get('post_id')) as $tag) {
$tags[] = $tag->name;
}
if (!empty($tags)) {
$e->setProperty('X-TAGS', implode(',', $tags), array("LANGUAGE" => $language));
}
// ==================
// = Cost & tickets =
// ==================
if ($event->get('cost')) {
$e->setProperty('X-COST', $this->_sanitize_value($event->get('cost')));
}
if ($event->get('ticket_url')) {
$e->setProperty('X-TICKETS-URL', $this->_sanitize_value($event->get_nonloggable_url($event->get('ticket_url'))));
}
// ====================================
// = Contact name, phone, e-mail, URL =
// ====================================
$contact = array($event->get('contact_name'), $event->get('contact_phone'), $event->get('contact_email'), $event->get_nonloggable_url($event->get('contact_url')));
$contact = array_filter($contact);
$contact = implode('; ', $contact);
$e->setProperty('contact', $this->_sanitize_value($contact));
// ====================
// = Recurrence rules =
// ====================
$rrule = array();
$recurrence = $event->get('recurrence_rules');
if (!empty($recurrence)) {
$rules = array();
foreach (explode(';', $event->get('recurrence_rules')) as $v) {
if (strpos($v, '=') === false) {
continue;
}
list($k, $v) = explode('=', $v);
$k = strtoupper($k);
// If $v is a comma-separated list, turn it into array for iCalcreator
switch ($k) {
case 'BYSECOND':
case 'BYMINUTE':
case 'BYHOUR':
case 'BYDAY':
case 'BYMONTHDAY':
case 'BYYEARDAY':
case 'BYWEEKNO':
case 'BYMONTH':
case 'BYSETPOS':
$exploded = explode(',', $v);
break;
default:
$exploded = $v;
break;
}
// iCalcreator requires a more complex array structure for BYDAY...
if ($k == 'BYDAY') {
$v = array();
foreach ($exploded as $day) {
$v[] = array('DAY' => $day);
}
} else {
$v = $exploded;
}
$rrule[$k] = $v;
}
}
// ===================
// = Exception rules =
// ===================
$exceptions = $event->get('exception_rules');
$exrule = array();
if (!empty($exceptions)) {
$rules = array();
foreach (explode(';', $exceptions) as $v) {
if (strpos($v, '=') === false) {
continue;
}
list($k, $v) = explode('=', $v);
$k = strtoupper($k);
// If $v is a comma-separated list, turn it into array for iCalcreator
switch ($k) {
case 'BYSECOND':
case 'BYMINUTE':
case 'BYHOUR':
case 'BYDAY':
case 'BYMONTHDAY':
case 'BYYEARDAY':
case 'BYWEEKNO':
case 'BYMONTH':
case 'BYSETPOS':
$exploded = explode(',', $v);
break;
default:
$exploded = $v;
break;
}
// iCalcreator requires a more complex array structure for BYDAY...
if ($k == 'BYDAY') {
$v = array();
foreach ($exploded as $day) {
$v[] = array('DAY' => $day);
}
} else {
$v = $exploded;
}
$exrule[$k] = $v;
}
}
// add rrule to exported calendar
if (!empty($rrule)) {
$e->setProperty('rrule', $this->_sanitize_value($rrule));
}
// add exrule to exported calendar
if (!empty($exrule)) {
$e->setProperty('exrule', $this->_sanitize_value($exrule));
}
// ===================
// = Exception dates =
// ===================
// For all day events that use a date as DTSTART, date must be supplied
// For other other events which use DATETIME, we must use that as well
// We must also match the exact starting time
$exception_dates = $event->get('exception_dates');
if (!empty($exception_dates)) {
$params = array('VALUE' => 'DATE-TIME', 'TZID' => $tz);
$dt_suffix = $event->get('start')->format('\\THis');
foreach (explode(',', $exception_dates) as $exdate) {
$exdate = $this->_registry->get('date.time', $exdate)->format('Ymd');
$e->setProperty('exdate', array($exdate . $dt_suffix), $params);
}
}
return $calendar;
}
protected function _add_view_specific_runtime_properties(Ai1ec_Event $event)
{
$end_day = $this->_registry->get('date.time', $event->get('end'))->adjust(-1, 'second')->format_i18n('d');
$event->set_runtime('multiday_end_day', $end_day);
}
/**
* Generate and store instance entries in database for given event.
*
* @param Ai1ec_Event $event Instance of event to create entries for.
*
* @return bool Success.
*/
protected function _create_instances_collection(Ai1ec_Event $event)
{
$events = array();
$event_item = array('post_id' => $event->get('post_id'), 'start' => $event->get('start')->format_to_gmt(), 'end' => $event->get('end')->format_to_gmt());
$duration = $event->get('end')->diff_sec($event->get('start'));
$_start = $event->get('start')->format_to_gmt();
$_end = $event->get('end')->format_to_gmt();
// Always cache initial instance
$events[$_start] = $event_item;
if ($event->get('recurrence_rules') || $event->get('recurrence_dates')) {
/**
* NOTE: this timezone switch is intentional, because underlying
* library doesn't allow us to pass it as an argument. Though no
* lesser importance shall be given to the restore call bellow.
*/
$start_datetime = $event->get('start');
$start_datetime->assert_utc_timezone();
$start_timezone = $this->_registry->get('date.timezone')->get_name($start_datetime->get_timezone());
$events += $this->create_instances_by_recurrence($event, $event_item, $_start, $duration, $start_timezone);
}
$search_helper = $this->_registry->get('model.search');
foreach ($events as &$event_item) {
// Find out if this event instance is already accounted for by an
// overriding 'RECURRENCE-ID' of the same iCalendar feed (by comparing the
// UID, start date, recurrence). If so, then do not create duplicate
// instance of event.
$start = $event_item['start'];
$matching_event_id = null;
if ($event->get('ical_uid')) {
$matching_event_id = $search_helper->get_matching_event_id($event->get('ical_uid'), $event->get('ical_feed_url'), $event->get('start'), false, $event->get('post_id'));
}
// If no other instance was found
if (null !== $matching_event_id) {
$event_item = false;
}
}
return array_filter($events);
}
protected function _add_view_specific_runtime_properties(Ai1ec_Event $event)
{
$event->set_runtime('multiday', $event->get('_orig')->is_multiday());
}
/**
* Simple regex-parse of post_content for matches of <img src="foo" />; if
* one is found, return its URL.
*
* @param null $size (width, height) array of returned image
*
* @return string|null
*/
public function get_content_img_url(Ai1ec_Event $event, &$size = null)
{
preg_match('/<img([^>]+)src=["\']?([^"\'\\ >]+)([^>]*)>/i', $event->get('post')->post_content, $matches);
// Check if we have a result, otherwise a notice is issued.
if (empty($matches)) {
return null;
}
$url = $matches[2];
$size = array(0, 0);
// Try to detect width and height.
$attrs = $matches[1] . $matches[3];
$matches = null;
preg_match_all('/(width|height)=["\']?(\\d+)/i', $attrs, $matches, PREG_SET_ORDER);
// Check if we have a result, otherwise a notice is issued.
if (!empty($matches)) {
foreach ($matches as $match) {
$size[$match[1] === 'width' ? 0 : 1] = $match[2];
}
}
return $url;
}
/**
* Tags as HTML
*/
public function get_tags_html(Ai1ec_Event $event)
{
$tags = $this->_taxonomy_model->get_post_tags($event->get('post_id'));
if (!$tags) {
$tags = array();
}
foreach ($tags as &$tag) {
$href = $this->_registry->get('html.element.href', array('tag_ids' => $tag->term_id));
$class = '';
$data_type = '';
$title = '';
if ($tag->description) {
$title = 'title="' . esc_attr($tag->description) . '" ';
}
$tag = '<a ' . $data_type . ' class="ai1ec-tag ' . $class . ' ai1ec-term-id-' . $tag->term_id . '" ' . $title . 'href="' . $href->generate_href() . '">' . '<i class="ai1ec-fa ai1ec-fa-tag"></i>' . esc_html($tag->name) . '</a>';
}
return implode(' ', $tags);
}
/**
* Get the html for the exclude dates and exception rules.
*
* @param Ai1ec_Event $event
* @param Ai1ec_Recurrence_Rule $rrule
* @return string
*/
public function get_exclude_html(Ai1ec_Event $event, Ai1ec_Recurrence_Rule $rrule)
{
$excludes = array();
$exception_rules = $event->get('exception_rules');
$exception_dates = $event->get('exception_dates');
if ($exception_rules) {
$excludes[] = $rrule->rrule_to_text($exception_rules);
}
if ($exception_dates && 0 !== strpos($exception_rules, 'EXDATE')) {
$excludes[] = $rrule->exdate_to_text($exception_dates);
}
return implode(Ai1ec_I18n::__(', and '), $excludes);
}
/**
* Generate and store instance entries in database for given event.
*
* @param Ai1ec_Event $event Instance of event to create entries for.
*
* @return bool Success.
*/
public function create(Ai1ec_Event $event)
{
$evs = array();
$e = array('post_id' => $event->get('post_id'), 'start' => $event->get('start')->format_to_gmt(), 'end' => $event->get('end')->format_to_gmt());
$duration = $event->get('end')->diff_sec($event->get('start'));
// Timestamp of today date + 3 years (94608000 seconds)
$tif = $this->_registry->get('date.system')->current_time(true) + 94608000;
// Always cache initial instance
$evs[] = $e;
$_start = $event->get('start')->format_to_gmt();
$_end = $event->get('end')->format_to_gmt();
if ($event->get('recurrence_rules')) {
$_restore_default_tz = date_default_timezone_get();
$start_timezone = $event->get('start')->get_timezone();
date_default_timezone_set($start_timezone);
$evs = array_merge($evs, $this->create_instances_by_recurrence($event, $e, $_start, $tif, $duration, $start_timezone));
date_default_timezone_set($_restore_default_tz);
unset($_restore_default_tz);
}
// Make entries unique (sometimes recurrence generator creates duplicates?)
$evs_unique = array();
foreach ($evs as $ev) {
$evs_unique[md5(serialize($ev))] = $ev;
}
$search_helper = $this->_registry->get('model.search');
foreach ($evs_unique as $e) {
// Find out if this event instance is already accounted for by an
// overriding 'RECURRENCE-ID' of the same iCalendar feed (by comparing the
// UID, start date, recurrence). If so, then do not create duplicate
// instance of event.
$start = $e['start'];
$matching_event_id = null;
if ($event->get('ical_uid')) {
$matching_event_id = $search_helper->get_matching_event_id($event->get('ical_uid'), $event->get('ical_feed_url'), $event->get('start'), false, $event->get('post_id'));
}
// If no other instance was found
if (null === $matching_event_id) {
$this->_dbi->insert('ai1ec_event_instances', $e, array('%d', '%d', '%d'));
}
}
return true;
}