img valid

.vscode/PythonImportHelper-v2-Completion.json

@@ -80,62 +80,6 @@
         "detail": "django.db",
         "documentation": {}
     },
-    {
-        "label": "migrations",
-        "importPath": "django.db",
-        "description": "django.db",
-        "isExtraImport": true,
-        "detail": "django.db",
-        "documentation": {}
-    },
-    {
-        "label": "migrations",
-        "importPath": "django.db",
-        "description": "django.db",
-        "isExtraImport": true,
-        "detail": "django.db",
-        "documentation": {}
-    },
-    {
-        "label": "models",
-        "importPath": "django.db",
-        "description": "django.db",
-        "isExtraImport": true,
-        "detail": "django.db",
-        "documentation": {}
-    },
-    {
-        "label": "migrations",
-        "importPath": "django.db",
-        "description": "django.db",
-        "isExtraImport": true,
-        "detail": "django.db",
-        "documentation": {}
-    },
-    {
-        "label": "models",
-        "importPath": "django.db",
-        "description": "django.db",
-        "isExtraImport": true,
-        "detail": "django.db",
-        "documentation": {}
-    },
-    {
-        "label": "migrations",
-        "importPath": "django.db",
-        "description": "django.db",
-        "isExtraImport": true,
-        "detail": "django.db",
-        "documentation": {}
-    },
-    {
-        "label": "models",
-        "importPath": "django.db",
-        "description": "django.db",
-        "isExtraImport": true,
-        "detail": "django.db",
-        "documentation": {}
-    },
     {
         "label": "models",
         "importPath": "django.db",
@@ -562,6 +506,22 @@
         "detail": "object.models",
         "documentation": {}
     },
+    {
+        "label": "Image",
+        "importPath": "PIL",
+        "description": "PIL",
+        "isExtraImport": true,
+        "detail": "PIL",
+        "documentation": {}
+    },
+    {
+        "label": "ValidationError",
+        "importPath": "django.core.exceptions",
+        "description": "django.core.exceptions",
+        "isExtraImport": true,
+        "detail": "django.core.exceptions",
+        "documentation": {}
+    },
     {
         "label": "django_filters",
         "kind": 6,
@@ -1066,42 +1026,6 @@
         "detail": "back.object.migrations.0001_initial",
         "documentation": {}
     },
-    {
-        "label": "Migration",
-        "kind": 6,
-        "importPath": "back.object.migrations.0002_remove_clickablearea_tergetname",
-        "description": "back.object.migrations.0002_remove_clickablearea_tergetname",
-        "peekOfCode": "class Migration(migrations.Migration):\n    dependencies = [\n        ('object', '0001_initial'),\n    ]\n    operations = [\n        migrations.RemoveField(\n            model_name='clickablearea',\n            name='tergetName',\n        ),\n    ]",
-        "detail": "back.object.migrations.0002_remove_clickablearea_tergetname",
-        "documentation": {}
-    },
-    {
-        "label": "Migration",
-        "kind": 6,
-        "importPath": "back.object.migrations.0003_clickablearea_target_name",
-        "description": "back.object.migrations.0003_clickablearea_target_name",
-        "peekOfCode": "class Migration(migrations.Migration):\n    dependencies = [\n        ('object', '0002_remove_clickablearea_tergetname'),\n    ]\n    operations = [\n        migrations.AddField(\n            model_name='clickablearea',\n            name='target_name',\n            field=models.CharField(default='name', max_length=200),\n            preserve_default=False,",
-        "detail": "back.object.migrations.0003_clickablearea_target_name",
-        "documentation": {}
-    },
-    {
-        "label": "Migration",
-        "kind": 6,
-        "importPath": "back.object.migrations.0004_alter_clickablearea_target_name",
-        "description": "back.object.migrations.0004_alter_clickablearea_target_name",
-        "peekOfCode": "class Migration(migrations.Migration):\n    dependencies = [\n        ('object', '0003_clickablearea_target_name'),\n    ]\n    operations = [\n        migrations.AlterField(\n            model_name='clickablearea',\n            name='target_name',\n            field=models.CharField(blank=True, max_length=200, null=True),\n        ),",
-        "detail": "back.object.migrations.0004_alter_clickablearea_target_name",
-        "documentation": {}
-    },
-    {
-        "label": "Migration",
-        "kind": 6,
-        "importPath": "back.object.migrations.0005_scene3d_hdr_gainmap_scene3d_hdr_json_and_more",
-        "description": "back.object.migrations.0005_scene3d_hdr_gainmap_scene3d_hdr_json_and_more",
-        "peekOfCode": "class Migration(migrations.Migration):\n    dependencies = [\n        ('object', '0004_alter_clickablearea_target_name'),\n    ]\n    operations = [\n        migrations.AddField(\n            model_name='scene3d',\n            name='hdr_gainmap',\n            field=models.FileField(blank=True, null=True, upload_to=''),\n        ),",
-        "detail": "back.object.migrations.0005_scene3d_hdr_gainmap_scene3d_hdr_json_and_more",
-        "documentation": {}
-    },
     {
         "label": "Scene3DAdmin",
         "kind": 6,
@@ -1156,6 +1080,15 @@
         "detail": "back.object.models",
         "documentation": {}
     },
+    {
+        "label": "maximum_size_validator",
+        "kind": 2,
+        "importPath": "back.object.models",
+        "description": "back.object.models",
+        "peekOfCode": "def maximum_size_validator(image):\n    max_width = 512\n    max_height = 512\n    img = Image.open(image)\n    fw, fh = img.size\n    if fw > max_width or fh > max_height:\n        raise ValidationError(\"Height or Width is larger than what is allowed\")\nclass ClickableArea(models.Model):\n    name = models.CharField(\"название\", max_length=255)\n    description = models.TextField(\"описание\")",
+        "detail": "back.object.models",
+        "documentation": {}
+    },
     {
         "label": "logger",
         "kind": 5,

back/object/models.py

@@ -1,5 +1,7 @@
+from PIL import Image
 from django.db import models
 from django.core.validators import MinValueValidator, MaxValueValidator
+from django.core.exceptions import ValidationError
 import logging
 
 logger = logging.getLogger("root")
@@ -21,6 +23,7 @@ class Element3D(models.Model):
     def __str__(self):
         return self.name
 
+
 class Scene3D(models.Model):
     filter_horizontal = ("elements",)
     name = models.CharField(
@@ -47,6 +50,14 @@ class Scene3D(models.Model):
         return self.name
 
 
+def maximum_size_validator(image):
+    max_width = 512
+    max_height = 512
+    img = Image.open(image)
+    fw, fh = img.size
+    if fw > max_width or fh > max_height:
+        raise ValidationError("Height or Width is larger than what is allowed")
+
 
 class ClickableArea(models.Model):
     name = models.CharField("название", max_length=255)
@@ -68,15 +79,15 @@ class ClickableArea(models.Model):
         Element3D,
         on_delete=models.PROTECT,
     )
-    image = models.ImageField('Картинка', upload_to='images', blank=True, null=True)
+    image = models.ImageField(
+        "Картинка",
+        upload_to=group_based_upload_to,
+        validators=[
+            maximum_size_validator,
+        ],
+        blank=True,
+        null=True,
+    )
 
-    # def image_size_validator_factory(min_w=600, min_h=600, field_name='image'):
-    #     def validator(image):
-    #         if image.width < min_w or image.height < min_h:
-    #             raise ValidationError(
-    #             {field_name: f'Размер картинки от {min_w}х{min_h} пикселей. '}
-    #         )
-
-    
     def __str__(self):
         return self.name