fix bug in array widget (#387)

Author: sinisaos

admin_ui/src/components/ArrayWidget.vue

@@ -116,7 +116,7 @@ export default defineComponent({
             return this.$store.state.currentTableName
         },
         isMediaColumn() {
-            return this.schema.extra.media_columns.includes(this.fieldName)
+            return this.schema?.extra.media_columns.includes(this.fieldName)
         }
     },
     methods: {

piccolo_admin/endpoints.py

@@ -30,7 +30,7 @@
 from piccolo_api.crud.endpoints import OrderBy, PiccoloCRUD
 from piccolo_api.crud.hooks import Hook
 from piccolo_api.crud.validators import Validators
-from piccolo_api.csp.middleware import CSPMiddleware, CSPConfig
+from piccolo_api.csp.middleware import CSPConfig, CSPMiddleware
 from piccolo_api.csrf.middleware import CSRFMiddleware
 from piccolo_api.fastapi.endpoints import FastAPIKwargs, FastAPIWrapper
 from piccolo_api.media.base import MediaStorage
@@ -671,14 +671,13 @@ def __init__(
                         # We apply a restrictive CSP here to mitigate SVG
                         # files being used maliciously when viewed by admins
                         private_app.mount(
-                            path=f"/media-files/{column._meta.table._meta.tablename}/{column._meta.name}/",
-                            # noqa: E501
+                            path=f"/media-files/{column._meta.table._meta.tablename}/{column._meta.name}/",  # noqa: E501
                             app=CSPMiddleware(
                                 StaticFiles(
                                     directory=media_storage.media_path
                                 ),
-                                config=CSPConfig(default_src="none")
-                            )
+                                config=CSPConfig(default_src="none"),
+                            ),
                         )
 
         #######################################################################