feature/implementacion de gestor de informacion y archivos minIO

api/vucem/views.py

@@ -1,3 +1,7 @@
+import atexit
+import os
+import tempfile
+
 from django.shortcuts import render
 from ..organization.models import Organizacion
 from rest_framework import viewsets
@@ -8,6 +12,7 @@ from rest_framework.permissions import IsAuthenticated
 from rest_framework.decorators import action
 from rest_framework.response import Response
 from django.http import FileResponse, Http404
+from api.utils.storage_service import storage_service 
 
 from .serializers import VucemSerializer, CredencialesImportadorSerializer, CredencialesImportadorSimpleSerializer
 from rest_framework import serializers
@@ -140,25 +145,52 @@ class VucemView(viewsets.ModelViewSet):
 
     @action(detail=True, methods=["get"], permission_classes=[IsAuthenticated])
     def download_cer(self, request, pk=None):
-        """
-        Descarga directa del archivo cer.
-        """
         vucem = self.get_object()
         if not vucem.cer:
             return Response({"detail": "No hay archivo cer disponible."}, status=404)
-        response = FileResponse(vucem.cer.open('rb'), as_attachment=True, filename=vucem.cer.name.split('/')[-1])
+        
+        ruta = str(vucem.cer)
+        
+        with tempfile.NamedTemporaryFile(delete=False) as tmp:
+            tmp_path = tmp.name
+        
+        success = storage_service.download_file(ruta, tmp_path)
+        if not success:
+            raise Http404("No se pudo descargar el archivo")
+        
+        filename = os.path.basename(ruta)
+        response = FileResponse(open(tmp_path, 'rb'), as_attachment=True, filename=filename)
+        atexit.register(lambda: os.unlink(tmp_path) if os.path.exists(tmp_path) else None)
+        
         return response
 
     @action(detail=True, methods=["get"], permission_classes=[IsAuthenticated])
     def download_key(self, request, pk=None):
-        """
-        Descarga directa del archivo key.
-        """
         vucem = self.get_object()
         if not vucem.key:
             return Response({"detail": "No hay archivo key disponible."}, status=404)
-        response = FileResponse(vucem.key.open('rb'), as_attachment=True, filename=vucem.key.name.split('/')[-1])
+        
+        ruta = str(vucem.key)
+        
+        with tempfile.NamedTemporaryFile(delete=False) as tmp:
+            tmp_path = tmp.name
+        
+        success = storage_service.download_file(ruta, tmp_path)
+        if not success:
+            raise Http404("No se pudo descargar el archivo")
+        
+        filename = os.path.basename(ruta)
+        response = FileResponse(open(tmp_path, 'rb'), as_attachment=True, filename=filename)
+        atexit.register(lambda: os.unlink(tmp_path) if os.path.exists(tmp_path) else None)
+        
         return response
+    
+    def perform_destroy(self, instance):
+        if instance.key:
+            storage_service.delete_file(str(instance.key))
+        if instance.cer:
+            storage_service.delete_file(str(instance.cer))
+        instance.delete()
 
 
 class CredencialesImportadorViewSet(viewsets.ModelViewSet):