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wp-hash-filename
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wp-hash-filename.php
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<?php /** * Plugin Name: Hash Filename * Plugin URI: goodao.cn * Description: goodao.cn * Version: 1.0 * Author: goodao.cn * Author URI: http://www.goodao.cn/ * License: goodao.cn * License URI: goodao.cn */ if ( ! defined( 'ABSPATH' ) ) exit; function make_filename_hash($filename) { $info = pathinfo($filename); $ext = empty($info['extension']) ? '' : '.' . $info['extension']; $name = basename($filename, $ext); return substr(md5($name),6,8) . $ext; } add_filter('sanitize_file_name', 'make_filename_hash', 10);