fix 修复跨域访问无权限获取请求头 download-filename 导致文件名为空问题

疯狂的狮子li

2021-10-22 b8a8b76c38fd774f1ed14774eaa7b6429fe55a40

 ruoyi-common/src/main/java/com/ruoyi/common/utils/file/FileUtils.java

@@ -22,6 +22,9 @@
     * @return
     */
    public static void setAttachmentResponseHeader(HttpServletResponse response, String realFileName) throws UnsupportedEncodingException {
        response.addHeader("Access-Control-Allow-Origin", "*");
        response.addHeader("Access-Control-Expose-Headers", "Content-Disposition,download-filename");

        String percentEncodedFileName = percentEncode(realFileName);

        StringBuilder contentDispositionValue = new StringBuilder();