Sync from bytedesk-private: update

modules/python/app/utils.py

@@ -0,0 +1,49 @@
+'''
+Author: jackning 270580156@qq.com
+Date: 2024-08-29 09:55:35
+LastEditors: jackning 270580156@qq.com
+LastEditTime: 2024-08-29 15:10:19
+Description: bytedesk.com https://github.com/Bytedesk/bytedesk
+  Please be aware of the BSL license restrictions before installing Bytedesk IM – 
+ selling, reselling, or hosting Bytedesk IM as a service is a breach of the terms and automatically terminates your rights under the license. 
+ 仅支持企业内部员工自用，严禁私自用于销售、二次销售或者部署SaaS方式销售 
+ Business Source License 1.1: https://github.com/Bytedesk/bytedesk/blob/main/LICENSE 
+ contact: 270580156@qq.com 
+ 技术/商务联系：270580156@qq.com
+Copyright (c) 2024 by bytedesk.com, All Rights Reserved. 
+'''
+# 
+import os
+import requests
+
+def download_file(file_url: str, destination_folder: str = 'files') -> str | None:
+    """
+    下载文件到指定文件夹。
+    
+    :param file_url: 要下载的文件的URL。
+    :param destination_folder: 保存文件的文件夹名称，默认为'file'。
+    """
+    # 确保目标文件夹存在，如果不存在则创建
+    if not os.path.exists(destination_folder):
+        os.makedirs(destination_folder)
+
+    # 从URL中获取文件名
+    file_name = file_url.split('/')[-1]
+
+    # 构建完整的文件保存路径
+    file_path = os.path.join(destination_folder, file_name)
+
+    # 使用requests库下载文件
+    with requests.get(file_url, stream=True) as response:
+        if response.status_code == 200:
+            # 以二进制写入模式打开文件
+            with open(file_path, 'wb') as file:
+                # 分块写入文件内容
+                for chunk in response.iter_content(chunk_size=8192):
+                    file.write(chunk)
+            print(f"文件已成功下载到: {file_path}")
+        else:
+            print(f"下载失败，状态码: {response.status_code}")
+
+    # 返回文件保存路径
+    return file_path