fixed chunked upload

akarpov/contrib/chunked_upload/migrations/0002_alter_chunkedupload_file.py

@@ -0,0 +1,22 @@
+# Generated by Django 4.2 on 2023-04-06 10:14
+
+import akarpov.contrib.chunked_upload.settings
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("chunked_upload", "0001_initial"),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name="chunkedupload",
+            name="file",
+            field=models.FileField(
+                max_length=255,
+                upload_to=akarpov.contrib.chunked_upload.settings.default_upload_to,
+            ),
+        ),
+    ]

akarpov/contrib/chunked_upload/settings.py

@@ -6,8 +6,6 @@
 from django.core.serializers.json import DjangoJSONEncoder
 from django.utils.module_loading import import_string
 
-from akarpov.utils.files import user_file_upload_mixin
-
 # How long after creation the upload will expire
 DEFAULT_EXPIRATION_DELTA = timedelta(days=1)
 EXPIRATION_DELTA = getattr(
@@ -25,7 +23,7 @@ def default_upload_to(instance, filename):
     return time.strftime(filename)
 
 
-UPLOAD_TO = user_file_upload_mixin
+UPLOAD_TO = default_upload_to
 
 # Storage system
 

akarpov/contrib/chunked_upload/views.py

@@ -5,6 +5,7 @@
 from django.utils import timezone
 from django.views.generic import View
 
+from ...utils.generators import generate_charset
 from .constants import COMPLETE, http_status
 from .exceptions import ChunkedUploadError
 from .models import ChunkedUpload
@@ -154,7 +155,9 @@ def create_chunked_upload(self, save=False, **attrs):
         """
         chunked_upload = self.model(**attrs)
         # file starts empty
-        chunked_upload.file.save(name="", content=ContentFile(""), save=save)
+        chunked_upload.file.save(
+            name=generate_charset(10), content=ContentFile(""), save=save
+        )
         return chunked_upload
 
     def is_valid_chunked_upload(self, chunked_upload):

akarpov/files/migrations/0009_remove_file_completed_on_remove_file_created_on_and_more.py

@@ -0,0 +1,37 @@
+# Generated by Django 4.2 on 2023-04-06 10:14
+
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("files", "0008_file_completed_on_file_created_on_file_filename_and_more"),
+    ]
+
+    operations = [
+        migrations.RemoveField(
+            model_name="file",
+            name="completed_on",
+        ),
+        migrations.RemoveField(
+            model_name="file",
+            name="created_on",
+        ),
+        migrations.RemoveField(
+            model_name="file",
+            name="filename",
+        ),
+        migrations.RemoveField(
+            model_name="file",
+            name="offset",
+        ),
+        migrations.RemoveField(
+            model_name="file",
+            name="status",
+        ),
+        migrations.RemoveField(
+            model_name="file",
+            name="upload_id",
+        ),
+    ]

akarpov/files/migrations/0010_fileintrash.py

@@ -0,0 +1,60 @@
+# Generated by Django 4.2 on 2023-04-06 10:25
+
+from django.conf import settings
+from django.db import migrations, models
+import django.db.models.deletion
+import django.utils.timezone
+import model_utils.fields
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+        ("files", "0009_remove_file_completed_on_remove_file_created_on_and_more"),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name="FileInTrash",
+            fields=[
+                (
+                    "id",
+                    models.BigAutoField(
+                        auto_created=True,
+                        primary_key=True,
+                        serialize=False,
+                        verbose_name="ID",
+                    ),
+                ),
+                (
+                    "created",
+                    model_utils.fields.AutoCreatedField(
+                        default=django.utils.timezone.now,
+                        editable=False,
+                        verbose_name="created",
+                    ),
+                ),
+                (
+                    "modified",
+                    model_utils.fields.AutoLastModifiedField(
+                        default=django.utils.timezone.now,
+                        editable=False,
+                        verbose_name="modified",
+                    ),
+                ),
+                ("file", models.FileField(upload_to="file/trash/")),
+                (
+                    "user",
+                    models.ForeignKey(
+                        on_delete=django.db.models.deletion.CASCADE,
+                        related_name="trash_files",
+                        to=settings.AUTH_USER_MODEL,
+                    ),
+                ),
+            ],
+            options={
+                "abstract": False,
+            },
+        ),
+    ]

akarpov/files/models.py

@@ -10,12 +10,11 @@
 from django.urls import reverse
 from model_utils.models import TimeStampedModel
 
-from akarpov.contrib.chunked_upload.models import AbstractChunkedUpload
 from akarpov.tools.shortener.models import ShortLink
 from akarpov.utils.files import user_file_upload_mixin
 
 
-class File(AbstractChunkedUpload, TimeStampedModel, ShortLink):
+class File(TimeStampedModel, ShortLink):
     """model to store user's files"""
 
     name = CharField(max_length=100)
@@ -38,6 +37,11 @@ def __str__(self):
         return f"file: {self.name}"
 
 
+class FileInTrash(TimeStampedModel):
+    user = ForeignKey("users.User", related_name="trash_files", on_delete=CASCADE)
+    file = FileField(blank=False, upload_to="file/trash/")
+
+
 class Folder(TimeStampedModel, ShortLink):
     name = CharField(max_length=100)
     slug = SlugField(max_length=20, blank=True)

akarpov/files/views.py

@@ -1,6 +1,10 @@
+import os
+
 from django.views.generic import DetailView
 from django.views.generic.base import TemplateView
 
+from akarpov.contrib.chunked_upload.exceptions import ChunkedUploadError
+from akarpov.contrib.chunked_upload.models import ChunkedUpload
 from akarpov.contrib.chunked_upload.views import (
     ChunkedUploadCompleteView,
     ChunkedUploadView,
@@ -31,28 +35,29 @@ class ChunkedUploadDemo(TemplateView):
 
 
 class MyChunkedUploadView(ChunkedUploadView):
-    model = File
+    model = ChunkedUpload
     field_name = "the_file"
 
     def check_permissions(self, request):
-        # Allow non authenticated users to make uploads
+        if not self.request.user.is_authenticated:
-        pass
+            raise ChunkedUploadError(
+                403, message="you are not allowed to access this page"
+            )
 
 
 class MyChunkedUploadCompleteView(ChunkedUploadCompleteView):
-    model = File
+    model = ChunkedUpload
 
     def check_permissions(self, request):
-        # Allow non authenticated users to make uploads
+        if not self.request.user.is_authenticated:
-        pass
+            raise ChunkedUploadError(
+                403, message="you are not allowed to access this page"
+            )
 
     def on_completion(self, uploaded_file, request):
-        # Do something with the uploaded file. E.g.:
+        File.objects.create(user=request.user, file=uploaded_file)
-        # * Store the uploaded file on another model:
+        if os.path.isfile(uploaded_file.file.path):
-        # SomeModel.objects.create(user=request.user, file=uploaded_file)
+            os.remove(uploaded_file.file.path)
-        # * Pass it as an argument to a function:
-        # function_that_process_file(uploaded_file)
-        pass
 
     def get_response_data(self, chunked_upload, request):
         return {