<?php
/**
 * Tiny behavior additions.
 *
 * Code should be moved into a separate file if:
 * - more than one hook is involved
 * - logic exceeds 10is lines
 */

/*
 * Hackish workaround to flush rewrite rules.
 *
 * flush_rewrite_rules() is expensive, so it should only be called once.
 * However, calling it on activaton doesn't work. So I add a temporary flag
 * and call it when the flag exists. Transient is also used in other places
 * where rules must be rewritten.
 */
add_action('admin_init', function () {
    if (delete_transient('podlove_needs_to_flush_rewrite_rules')) {
        flush_rewrite_rules();
    }
}, 100);

// initialize post type
add_action('init', function () {
    new \Podlove\Podcast_Post_Type();
});

// apply domain mapping plugin where it's essential
add_action('plugins_loaded', function () {
    if (function_exists('domain_mapping_post_content')) {
        add_filter('feed_link', 'domain_mapping_post_content', 20);
        add_filter('podlove_subscribe_url', 'domain_mapping_post_content', 20);
    }
});