add save snapshots for imports and uploads

device/forms.py

@@ -57,10 +57,10 @@ class BaseDeviceFormSet(forms.BaseFormSet):
         if not commit:
             return doc
         
-        path_name = save_in_disk(doc, self.user.name)
+        path_name = save_in_disk(doc, self.user.institution.name, place="placeholder")
         create_index(doc, self.user)
         create_annotation(doc, user, commit=commit)
-        move_json(path_name, self.user.name)
+        move_json(path_name, self.user.institution.name, place="placeholder")
         
         return doc
 

evidence/forms.py

@@ -154,10 +154,11 @@ class ImportForm(forms.Form):
 
         if commit:
             for doc, cred in table:
-                path_name = save_in_disk(doc, self.user.name)
+                path_name = save_in_disk(doc, self.user.institution.name, place="placeholder")
+
                 cred.save()
                 create_index(doc, self.user)
-                move_json(path_name, self.user.name)
+                move_json(path_name, self.user.institution.name, place="placeholder")
                 return table
 
         return

utils/save_snapshots.py

@@ -0,0 +1,43 @@
+import os
+import json
+import shutil
+
+from datetime import datetime
+from django.conf import settings
+
+
+def move_json(path_name, user, place="snapshots"):
+    if place != "snapshots":
+        place = "placeholders"
+
+    tmp_snapshots = settings.EVIDENCES_DIR
+    path_dir = os.path.join(tmp_snapshots, user, place)
+
+    if os.path.isfile(path_name):
+        shutil.copy(path_name, path_dir)
+        os.remove(path_name)
+
+
+def save_in_disk(data, user, place="snapshots"):
+    uuid = data.get('uuid', '')
+    now = datetime.now()
+    year = now.year
+    month = now.month
+    day = now.day
+    hour = now.hour
+    minutes = now.minute
+    tmp_snapshots = settings.EVIDENCES_DIR
+    if place != "snapshots":
+        place = "placeholders"
+
+    name_file = f"{year}-{month}-{day}-{hour}-{minutes}_{uuid}.json"
+    path_dir = os.path.join(tmp_snapshots, user, place, "errors")
+    path_name = os.path.join(path_dir, name_file)
+
+    if not os.path.isdir(path_dir):
+        os.system(f'mkdir -p {path_dir}')
+
+    with open(path_name, 'w') as snapshot_file:
+        snapshot_file.write(json.dumps(data))
+
+    return path_name