WordPress For SAE 移植

f ( empty($upload_path) ) {
    $dir = WP_CONTENT_DIR . ‘/uploads’;
} else {
    $dir = $upload_path;
    if ( ‘wp-content/uploads’ == $upload_path ) {
        $dir = WP_CONTENT_DIR . ‘/uploads’;
    } elseif ( 0 !== strpos($dir, ABSPATH) ) {
        // $dir is absolute, $upload_path is (maybe) relative to ABSPATH
        $dir = path_join( ABSPATH, $dir );
    }
}
if ( !$url = get_option( ‘upload_url_path’ ) ) {
    if ( empty($upload_path) || ( ‘wp-content/uploads’ == $upload_path ) || ( $upload_path == $dir ) )
        $url = WP_CONTENT_URL . ‘/uploads’;
    else
        $url = trailingslashit( $siteurl ) . $upload_path;
}
if ( defined(‘UPLOADS’) && !$main_override && ( !isset( $switched ) || $switched === false ) ) {
    $dir = ABSPATH . UPLOADS;
    $url = trailingslashit( $siteurl ) . UPLOADS;
}
if ( is_multisite() && !$main_override && ( !isset( $switched ) || $switched === false ) ) {
    if ( defined( ‘BLOGUPLOADDIR’ ) )
        $dir = untrailingslashit(BLOGUPLOADDIR);
    $url = str_replace( UPLOADS, ‘files’, $url );
}