From 28103703fe742669563b2ed8d92f77f0d3c465bf Mon Sep 17 00:00:00 2001
From: weiweiw <14335254+weiweiw22@user.noreply.gitee.com>
Date: Thu, 26 Sep 2024 13:00:45 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E5=A4=8D=E6=9C=AC=E5=9C=B0=E6=9C=8D?=
 =?UTF-8?q?=E5=8A=A1=E4=B8=8A=E4=BC=A0=E4=B8=AD=E6=96=87=E5=90=8D=E4=B8=8B?=
 =?UTF-8?q?=E8=BD=BD=E4=B8=8D=E4=BA=86=E7=9A=84=E9=97=AE=E9=A2=98?=
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Content-Transfer-Encoding: 8bit

---
 .../bonus/file/utils/FileDownloadUtils.java   | 26 ++++++++++++++-----
 1 file changed, 19 insertions(+), 7 deletions(-)

diff --git a/bonus-modules/bonus-file/src/main/java/com/bonus/file/utils/FileDownloadUtils.java b/bonus-modules/bonus-file/src/main/java/com/bonus/file/utils/FileDownloadUtils.java
index 7024428..5a7ea9c 100644
--- a/bonus-modules/bonus-file/src/main/java/com/bonus/file/utils/FileDownloadUtils.java
+++ b/bonus-modules/bonus-file/src/main/java/com/bonus/file/utils/FileDownloadUtils.java
@@ -39,14 +39,20 @@ public class FileDownloadUtils {
     }
 
     private static boolean downloadHttpFile(HttpServletResponse response, String urlStr) throws IOException {
-        URL url = new URL(urlStr);
-        HttpURLConnection connection = (HttpURLConnection) url.openConnection();
+        //处理中文文件名的问题
+        String fileName = urlStr.substring(urlStr.lastIndexOf('/') + 1);
+        String encodedFileName = URLEncoder.encode(fileName, "UTF-8");
+        String newPath = urlStr.substring(0, urlStr.lastIndexOf('/') + 1) + encodedFileName;
+
+        URL urlNew = new URL(newPath);
+        HttpURLConnection connection = (HttpURLConnection) urlNew.openConnection();
         connection.setRequestMethod("GET");
 
-        com.bonus.file.utils.FileUtils.setResponseHeaderByUrl(response, urlStr);
-
-        try (InputStream inputStream = connection.getInputStream();
-             ServletOutputStream outputStream = response.getOutputStream()) {
+       com.bonus.file.utils.FileUtils.setResponseHeaderByUrl(response, urlStr);
+        try  {
+            int code = connection.getResponseCode();
+            InputStream inputStream = connection.getInputStream();
+            ServletOutputStream outputStream = response.getOutputStream();
 
             byte[] buffer = new byte[4096];
             int bytesRead = -1;
@@ -74,7 +80,13 @@ public class FileDownloadUtils {
             String[] credentials = userInfo != null ? userInfo.split(":") : new String[]{"anonymous", ""};
             String username = credentials[0];
             String password = credentials.length > 1 ? credentials[1] : "";
-            String remoteFilePath = url.getPath();
+
+            //处理中文文件名的问题
+            String urlPath = url.getPath();
+            String path = urlPath.substring(urlStr.lastIndexOf('/') + 1);
+            String encodedFileName = URLEncoder.encode(path, "UTF-8");
+
+            String remoteFilePath = urlPath.substring(0, urlStr.lastIndexOf('/') + 1) + encodedFileName;;
 
             ftpClient.connect(host, port);
             ftpClient.login(username, password);