Archived
276 lines
9.7 KiB
PHP
276 lines
9.7 KiB
PHP
<?php
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/**
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* Registers the event post type.
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*
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* This post type will be used to store events to our system. With events, we mean such events as concerts, movie screenings, parties and so on (as opposed to MouseOverEvents and the like).
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*/
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/* Create the fields the post type should have */
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function neuf_events_post_type()
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{
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$labels = array(
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'name' => __('Events', 'neuf_event'),
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'singular_name' => __('Event', 'neuf_event'),
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'add_new' => __('Add New', 'neuf_event'),
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'add_new_item' => __('Add New', 'neuf_event'),
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'edit_item' => __('Edit Event', 'neuf_event'),
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'new_item' => __('Add New Event', 'neuf_event'),
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'view_item' => __('View Event', 'neuf_event'),
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'search_items' => __('Search Events', 'neuf_event'),
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'not_found' => __('No events found', 'neuf_event'),
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'not_found_in_trash' => __('No events found in trash', 'neuf_event'),
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);
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register_post_type(
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'event',
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array(
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'labels' => $labels,
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'menu_position' => 5,
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'public' => true,
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'publicly_queryable' => true,
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'query_var' => 'event',
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'show_ui' => true,
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'capability_type' => 'post',
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'supports' => array(
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'title',
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'editor',
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'author',
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'thumbnail',
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'excerpt',
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'comments',
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'revisions',
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'administrator',
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'custom-fields',
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),
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'register_meta_box_cb' => 'add_events_metaboxes',
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'rewrite' => array(
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'slug' => __('event', 'neuf_event'),
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),
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'show_in_rest' => true,
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'rest_base' => 'events',
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'rest_controller_class' => 'WP_REST_Posts_Controller',
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)
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);
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}
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/* Build array('venue ID' => 'venue name', ...) */
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function neuf_events_get_venue_map()
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{
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$venues = array();
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$venue_objects = get_posts(array(
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'post_type' => 'venue',
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'numberposts' => -1,
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));
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foreach ($venue_objects as $venue) {
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$venues[$venue->ID] = $venue->post_title;
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}
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return $venues;
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}
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function neuf_events_validate_venues($venue_id, $venue_custom)
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{
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$venues = neuf_events_get_venue_map();
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// If the custom venue name matches a registered venue,
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// use the opportunity to store the venue ID instead
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if (empty($venue_id) && !empty($venue_custom)) {
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$found_venue_id = array_search($venue_custom, $venues);
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if ($found_venue_id) {
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$venue_id = $found_venue_id;
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$venue_custom = '';
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}
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}
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// Validate venue ID
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if (!empty($venue_id) && !array_key_exists($venue_id, $venues)) {
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$venue_id = '';
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}
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// Strip custom venue if we have a valid venue ID
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if (!empty($venue_id) && !empty($venue_custom)) {
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$venue_custom = '';
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}
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// Fallback to elsewhere
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if (empty($venue_id) && empty($venue_custom)) {
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$venue_custom = 'Annetsteds';
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}
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return array($venue_id, $venue_custom);
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}
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/* When the post is saved, save our custom data */
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function neuf_events_save_post($post_id, $post)
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{
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// verify this came from the our screen and with proper authorization,
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// because save_post can be triggered at other times
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if (!array_key_exists('neuf_events_nonce', $_POST) || !wp_verify_nonce($_POST['neuf_events_nonce'], 'neuf_events_nonce')) {
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return $post_id;
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}
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// If this is an auto save routine, our form has not been submitted,
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// and we do nothing.
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if (defined('DOING_AUTOSAVE') && DOING_AUTOSAVE) {
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return $post_id;
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}
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// Check permissions
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if (!current_user_can('edit_post', $post_id)) {
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return $post_id;
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}
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// Date strings are converted to unix time
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$tosave['_neuf_events_starttime'] = strtotime($_POST['_neuf_events_starttime']);
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$tosave['_neuf_events_endtime'] = strtotime($_POST['_neuf_events_endtime']);
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// Venue fields
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$validated_venues = neuf_events_validate_venues(
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$_POST['_neuf_events_venue_id'],
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$_POST['_neuf_events_venue']
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);
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[$venue_id, $venue_custom] = $validated_venues;
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$tosave['_neuf_events_venue'] = $venue_custom;
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$tosave['_neuf_events_venue_id'] = $venue_id;
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// Other fields are saved as-is
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$fields = array(
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'_neuf_events_price_regular',
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'_neuf_events_price_member',
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'_neuf_events_bs_url',
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'_neuf_events_fb_url',
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'_neuf_events_promo_period',
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);
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foreach ($fields as $field_name) {
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$tosave[$field_name] = $_POST[$field_name];
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}
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// Update or add post meta
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foreach ($tosave as $key => $value) {
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if (!update_post_meta($post_id, $key, $value)) {
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add_post_meta($post_id, $key, $value, true);
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}
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}
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return $post_id;
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}
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/**
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* Set post variables.
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*
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* Add some handy variables to the global $post. Added to the 'the_post' action hook.
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*/
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function neuf_events_the_post(&$post)
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{
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// Only apply to events
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if ('event' != get_post_type()) {
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return;
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}
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$post->neuf_events_venue = get_post_meta(get_the_ID(), '_neuf_events_venue', true);
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$post->neuf_events_fb_url = get_post_meta(get_the_ID(), '_neuf_events_fb_url', true);
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$post->neuf_events_ticket_url = get_post_meta(get_the_ID(), '_neuf_events_bs_url', true);
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$post->neuf_events_price_regular = get_post_meta(get_the_ID(), '_neuf_events_price_regular', true);
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$post->neuf_events_price_member = get_post_meta(get_the_ID(), '_neuf_events_price_member', true);
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$post->neuf_events_starttime = get_post_meta(get_the_ID(), '_neuf_events_starttime', true);
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$post->neuf_events_endtime = get_post_meta(get_the_ID(), '_neuf_events_endtime', true);
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$post->neuf_events_endtime = $post->neuf_events_endtime ? $post->neuf_events_endtime : $post->neuf_events_starttime + 7200; // No endtime? Assume 2 hours
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$post->neuf_events_gcal_url = "http://www.google.com/calendar/event?action=TEMPLATE";
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$post->neuf_events_gcal_url .= "&text=" . rawurlencode(get_the_title());
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$post->neuf_events_gcal_url .= "&details=" . rawurlencode(get_the_excerpt());
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$post->neuf_events_gcal_url .= "&location=Det%20Norske%20Studentersamfund,%20Slemdalsveien%2015,%20Oslo";
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$post->neuf_events_gcal_url .= "&trp=true";
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$post->neuf_events_gcal_url .= "&sprop=website:" . rawurlencode(get_permalink());
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$post->neuf_events_gcal_url .= "&sprop=name:Det%20Norske%20Studentersamfund";
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$post->neuf_events_gcal_url .= "&dates=" . date('Ymd\THis\Z', $post->neuf_events_starttime - (get_option('gmt_offset') * 3600));
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$post->neuf_events_gcal_url .= "/" . date('Ymd\THis\Z', $post->neuf_events_starttime - (get_option('gmt_offset') * 3600));
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}
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/** API: Add our custom fields to the events endpoint */
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add_filter('rest_prepare_event', 'neuf_events_rest_custom_fields', 10, 3);
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function neuf_events_rest_custom_fields($response, $post, $request)
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{
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$custom_field_data = get_post_custom($post->ID);
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$field_map = array(
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'_neuf_events_fb_url' => 'facebook_url',
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'_neuf_events_bs_url' => 'ticket_url',
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'_neuf_events_price_regular' => 'price_regular',
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'_neuf_events_price_member' => 'price_member',
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'_neuf_events_starttime' => 'start_time',
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'_neuf_events_endtime' => 'end_time',
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);
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foreach ($field_map as $src => $dst) {
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$response->data[$dst] = $custom_field_data[$src][0];
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}
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/* Handle venue fields */
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/* Contains free text venue if a custom venue is set */
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$venue = $custom_field_data['_neuf_events_venue'][0];
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/* May point to a venue post ID */
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$venue_id = $custom_field_data['_neuf_events_venue_id'][0];
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if (!empty($venue_id)) {
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/* We'll need to look up the venue name for backward compatibility */
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/* TODO: can this be cached? neuf_events_get_venue_map does get_posts */
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$venues = neuf_events_get_venue_map();
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$venue = $venues[$venue_id];
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} else if (empty($venue_id) && empty($venue)) {
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$venue = 'Annetsteds';
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}
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$response->data['venue'] = $venue;
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$response->data['venue_id'] = $venue_id;
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$offset_in_seconds = get_option('gmt_offset') * 3600;
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//if (!$response->data['end_time']) {
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// // No endtime? Assume 2 hours
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// $response->data['end_time'] = $response->data['start_time'] + 7200;
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//}
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$response->data['start_time'] = date("c", $response->data['start_time'] - $offset_in_seconds);
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if ($response->data['end_time']) {
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$response->data['end_time'] = date("c", $response->data['end_time'] - $offset_in_seconds);
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}
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/* Add thumbnail in all sizes */
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$sizes = get_intermediate_image_sizes();
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$response->data['thumbnail'] = array();
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foreach ($sizes as $size) {
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$response->data['thumbnail'][$size] = get_the_post_thumbnail_url($post->ID, $size);
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}
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/* Decode HTML titles */
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$response->data['title']['decoded'] = html_entity_decode($response->data['title']['rendered'], ENT_QUOTES | ENT_HTML5, 'UTF-8');
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return $response;
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}
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/** API: Order by start time */
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add_filter('rest_event_query', 'neuf_events_api_change_query', 10, 2);
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function neuf_events_api_change_query($args, $request)
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{
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$start_time_field = '_neuf_events_starttime';
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$sligthly_in_the_past = date('U', strtotime('-8 hours'));
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/* Order by start time */
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$my_args = array(
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'orderby' => 'meta_value_num',
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'meta_key' => $start_time_field,
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'order' => 'ASC',
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'ignore_sticky_posts' => true,
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);
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/* Only show future events? */
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$params = $request->get_params();
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$future = $params['future'] ?? null;
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if ($future) {
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$my_args['meta_query'] = array(
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'key' => $start_time_field,
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'value' => $sligthly_in_the_past,
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'compare' => '>',
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'type' => 'numeric',
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);
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}
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return array_merge($args, $my_args);
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}
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