支持fileupload分片上传，多线程上传（默认关闭）

modules/core/src/main/resources/config/jeesite-core.yml

@@ -500,7 +500,14 @@ file:
 #    application/msword,application/vnd.openxmlformats-officedocument.wordprocessingml.document,
 #    application/vnd.ms-excel,application/vnd.openxmlformats-officedocument.spreadsheetml.sheet,
 #    application/vnd.ms-powerpoint,application/vnd.openxmlformats-officedocument.presentationml.presentation
-
+  
+  # 是否开启分片上传
+  chunked: false
+  # 分片大小，单位字节（10M）
+  chunkSize: 10485760
+  # 最大上传线程数
+  threads: 1
+  
   # 是否用文件流方式下载（支持断点续传）
   isFileStreamDown: true
   

modules/core/src/main/resources/i18n/core/common/i18n_en.properties

@@ -59,7 +59,7 @@ sys.error.returnButton=Previous page
 
 # =========== 文件上传相关 =========== 
 
-sys.file.uploadFileIsEmpty=This is a new file, please upload file!
+sys.file.uploadFileIsEmpty=This file is not on the server!
 sys.file.uploadValidNotBlank=File md5 and file name cannot be empty!
 sys.file.uploadValidImage=Can only upload images ({0})
 sys.file.uploadValidVideo=Can only upload video ({0})
@@ -70,3 +70,4 @@ sys.file.uploadValidContent=File content format not allowed!
 sys.file.uploadSuccessSeconds=Seconds upload success , time {0}
 sys.file.uploadSuccess=Upload success {0}
 sys.file.downloadFileNotExist=File lost or non-existent!
+sys.file.chunkUploading=Uploading {0}/{1}

modules/core/src/main/resources/i18n/core/common/i18n_zh_CN.properties

@@ -60,7 +60,7 @@ sys.error.returnButton=返回上一页
 
 # =========== 文件上传相关 =========== 
 
-sys.file.uploadFileIsEmpty=没有找到上传的文件！
+sys.file.uploadFileIsEmpty=服务器上没有这个文件！
 sys.file.uploadValidNotBlank=文件校验码和文件名不能为空！
 sys.file.uploadValidImage=只能上传图片（{0}）
 sys.file.uploadValidVideo=只能上传视频（{0}）
@@ -71,3 +71,4 @@ sys.file.uploadValidContent=文件内容格式不允许！
 sys.file.uploadSuccessSeconds=秒传成功,用时{0}
 sys.file.uploadSuccess=上传成功,用时{0}
 sys.file.downloadFileNotExist=文件已丢失或不存在！
+sys.file.chunkUploading=正在上传 {0}/{1}

web/src/main/resources/config/application.yml

@@ -514,6 +514,13 @@ logging:
 ##    application/vnd.ms-excel,application/vnd.openxmlformats-officedocument.spreadsheetml.sheet,
 ##    application/vnd.ms-powerpoint,application/vnd.openxmlformats-officedocument.presentationml.presentation
 #
+#  # 是否开启分片上传
+#  chunked: false
+#  # 分片大小，单位字节（10M）
+#  chunkSize: 10485760
+#  # 最大上传线程数
+#  threads: 1
+#
 #  # 是否用文件流方式下载（支持断点续传）
 #  isFileStreamDown: true