
如何在不同操作系统上安装phpMyAdmin
move_dir ( $from, $to, $overwrite = false )
move_dir(): 这个函数将一个目录及其内容移动到服务器上的一个新位置。
将一个目录从一个位置移动到另一个位置。
成功时,递归地使OPcache失效。
如果重命名失败,则返回到copy_dir()。
假设WP_Filesystem()已经被调用和设置。
这个函数不是用来合并目录的,应该使用copy_dir()来代替。
function move_dir( $from, $to, $overwrite = false ) { global $wp_filesystem; if ( trailingslashit( strtolower( $from ) ) === trailingslashit( strtolower( $to ) ) ) { return new WP_Error( 'source_destination_same_move_dir', __( 'The source and destination are the same.' ) ); } if ( $wp_filesystem->exists( $to ) ) { if ( ! $overwrite ) { return new WP_Error( 'destination_already_exists_move_dir', __( 'The destination folder already exists.' ), $to ); } elseif ( ! $wp_filesystem->delete( $to, true ) ) { // Can't overwrite if the destination couldn't be deleted. return new WP_Error( 'destination_not_deleted_move_dir', __( 'The destination directory already exists and could not be removed.' ) ); } } if ( $wp_filesystem->move( $from, $to ) ) { /* * When using an environment with shared folders, * there is a delay in updating the filesystem's cache. * * This is a known issue in environments with a VirtualBox provider. * * A 200ms delay gives time for the filesystem to update its cache, * prevents "Operation not permitted", and "No such file or directory" warnings. * * This delay is used in other projects, including Composer. * @link https://github.com/composer/composer/blob/2.5.1/src/Composer/Util/Platform.php#L228-L233 */ usleep( 200000 ); wp_opcache_invalidate_directory( $to ); return true; } // Fall back to a recursive copy. if ( ! $wp_filesystem->is_dir( $to ) ) { if ( ! $wp_filesystem->mkdir( $to, FS_CHMOD_DIR ) ) { return new WP_Error( 'mkdir_failed_move_dir', __( 'Could not create directory.' ), $to ); } } $result = copy_dir( $from, $to, array( basename( $to ) ) ); // Clear the source directory. if ( true === $result ) { $wp_filesystem->delete( $from, true ); } return $result; }