修改删除任务功能，使其同时删除保存的文件

DAPlatform-front/package-lock.json

@@ -2222,8 +2222,8 @@
     },
     "complex.js": {
       "version": "2.0.11",
-      "resolved": "https://registry.npm.taobao.org/complex.js/download/complex.js-2.0.11.tgz",
-      "integrity": "sha1-Cahz+/Ff/YwYycIgHM70JcMri/E="
+      "resolved": "https://registry.npmjs.org/complex.js/-/complex.js-2.0.11.tgz",
+      "integrity": "sha512-6IArJLApNtdg1P1dFtn3dnyzoZBEF0MwMnrfF1exSBRpZYoy4yieMkpZhQDC0uwctw48vii0CFVyHfpgZ/DfGw=="
     },
     "component-emitter": {
       "version": "1.3.0",
@@ -3538,8 +3538,8 @@
     },
     "decimal.js": {
       "version": "10.2.0",
-      "resolved": "https://registry.npm.taobao.org/decimal.js/download/decimal.js-10.2.0.tgz",
-      "integrity": "sha1-OUZhE6ngNhEdAvgkibX9awte0jE="
+      "resolved": "https://registry.npmjs.org/decimal.js/-/decimal.js-10.2.0.tgz",
+      "integrity": "sha512-vDPw+rDgn3bZe1+F/pyEwb1oMG2XTlRVgAa6B4KccTEpYgF8w6eQllVbQcfIJnZyvzFtFpxnpGtx8dd7DJp/Rw=="
     },
     "decode-uri-component": {
       "version": "0.2.0",
@@ -4103,8 +4103,8 @@
     },
     "escape-latex": {
       "version": "1.2.0",
-      "resolved": "https://registry.npm.taobao.org/escape-latex/download/escape-latex-1.2.0.tgz",
-      "integrity": "sha1-B8A4GM99rCUMzlF/T9obAB7yvKE="
+      "resolved": "https://registry.npmjs.org/escape-latex/-/escape-latex-1.2.0.tgz",
+      "integrity": "sha512-nV5aVWW1K0wEiUIEdZ4erkGGH8mDxGyxSeqPzRNtWP7ataw+/olFObw7hujFWlVjNsaDFw5VZ5NzVSIqRgfTiw=="
     },
     "escape-string-regexp": {
       "version": "1.0.5",
@@ -4998,8 +4998,8 @@
     },
     "fraction.js": {
       "version": "4.0.12",
-      "resolved": "https://registry.npm.taobao.org/fraction.js/download/fraction.js-4.0.12.tgz",
-      "integrity": "sha1-BSbUfGWl+0hU33i8d/e+xwjXuMM="
+      "resolved": "https://registry.npmjs.org/fraction.js/-/fraction.js-4.0.12.tgz",
+      "integrity": "sha512-8Z1K0VTG4hzYY7kA/1sj4/r1/RWLBD3xwReT/RCrUCbzPszjNQCCsy3ktkU/eaEqX3MYa4pY37a52eiBlPMlhA=="
     },
     "fragment-cache": {
       "version": "0.2.1",
@@ -6704,7 +6704,7 @@
     },
     "javascript-natural-sort": {
       "version": "0.7.1",
-      "resolved": "https://registry.npm.taobao.org/javascript-natural-sort/download/javascript-natural-sort-0.7.1.tgz",
+      "resolved": "https://registry.npmjs.org/javascript-natural-sort/-/javascript-natural-sort-0.7.1.tgz",
       "integrity": "sha1-+eIwPUUH9tdDVac2ZNFED7Wg71k="
     },
     "js-base64": {
@@ -7069,8 +7069,8 @@
     },
     "mathjs": {
       "version": "7.0.2",
-      "resolved": "https://registry.npm.taobao.org/mathjs/download/mathjs-7.0.2.tgz?cache=0&sync_timestamp=1592989416336&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fmathjs%2Fdownload%2Fmathjs-7.0.2.tgz",
-      "integrity": "sha1-8X6uKJqjpd5UPCLAXOMnFWBFRIA=",
+      "resolved": "https://registry.npmjs.org/mathjs/-/mathjs-7.0.2.tgz",
+      "integrity": "sha512-+/HTkdie4Sek66mjcclk2cgTyVgFfykutk5PGspbtZHUBbS3lOeiM8/Ax7P6nQlz1KoellFAU/kGO4q7Yv1sZA==",
       "requires": {
         "complex.js": "^2.0.11",
         "decimal.js": "^10.2.0",
@@ -11389,7 +11389,7 @@
     },
     "seed-random": {
       "version": "2.2.0",
-      "resolved": "https://registry.npm.taobao.org/seed-random/download/seed-random-2.2.0.tgz",
+      "resolved": "https://registry.npmjs.org/seed-random/-/seed-random-2.2.0.tgz",
       "integrity": "sha1-KpsZ4lCoFwmSMaW5mk2vgLf77VQ="
     },
     "select-hose": {
@@ -12359,8 +12359,8 @@
     },
     "tiny-emitter": {
       "version": "2.1.0",
-      "resolved": "https://registry.npm.taobao.org/tiny-emitter/download/tiny-emitter-2.1.0.tgz",
-      "integrity": "sha1-HRpW7fxRxD6GPLtTgqcjMONVVCM="
+      "resolved": "https://registry.npmjs.org/tiny-emitter/-/tiny-emitter-2.1.0.tgz",
+      "integrity": "sha512-NB6Dk1A9xgQPMoGqC5CVXn123gWyte215ONT5Pp5a0yt4nlEoO1ZWeCwpncaekPHXO60i47ihFnZPiRPjRMq4Q=="
     },
     "tmp": {
       "version": "0.0.33",
@@ -12506,8 +12506,8 @@
     },
     "typed-function": {
       "version": "1.1.1",
-      "resolved": "https://registry.npm.taobao.org/typed-function/download/typed-function-1.1.1.tgz?cache=0&sync_timestamp=1593755771661&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Ftyped-function%2Fdownload%2Ftyped-function-1.1.1.tgz",
-      "integrity": "sha1-oTFhh+w2KMniGbkcqWkYZgoQE44="
+      "resolved": "https://registry.npmjs.org/typed-function/-/typed-function-1.1.1.tgz",
+      "integrity": "sha512-RbN7MaTQBZLJYzDENHPA0nUmWT0Ex80KHItprrgbTPufYhIlTePvCXZxyQK7wgn19FW5bnuaBIKcBb5mRWjB1Q=="
     },
     "typedarray": {
       "version": "0.0.6",

DAPlatform/Dao/Data.py

+import os
+
 from peewee import *
 from Dao.model import mysql
 from Dao import Slice
+from support import basedir
+
+UPLOAD_FOLDER = 'upload'
 
 
 class Result:
@@ -47,7 +52,7 @@ def find_data(id):
         return Result(1, "find success", data.url)
 
 
-# 查找某分片下的文件
+# 查找某分片下的文件（用于查看某分片下的文件信息）
 def find_data_by_slice(slice_id):
     try:
         find = Data.select(Data.data_id, Data.name, Data.size, Data.url).where(
@@ -71,7 +76,7 @@ def find_data_by_slice(slice_id):
         return Result(1, "find success", list)
 
 
-# 查找分片下的文件url列表
+# 查找分片下的文件列表（用于修改任务时传回文件信息）
 def find_url_by_slice(slice_id):
     try:
         find = Data.select(Data.url, Data.name, Data.size).where(
@@ -94,6 +99,13 @@ def find_url_by_slice(slice_id):
 # 删除某分片下的文件
 def delete_data_by_slice(slice_id):
     try:
+        find = Data.select(Data.url).where(Data.slice_id == slice_id)
+        index = 0
+        while index < len(find):
+            file_dir = os.path.join(basedir, UPLOAD_FOLDER, find[index].url)
+            if os.path.exists(file_dir):
+                os.remove(file_dir)
+            index += 1
         Data.delete().where(Data.slice_id == slice_id).execute()
     except:
         return Result(0, "delete failed", {})
@@ -102,4 +114,4 @@ def delete_data_by_slice(slice_id):
 
 
 if __name__ == '__main__':
-    Data.create_table()
\ No newline at end of file
+    delete_data_by_slice(10)
\ No newline at end of file