added email validation to purchase_email view

products/views.py

@@ -5,6 +5,7 @@ import json
 
 from django.db.models import Q
 from django.core import serializers
+from django.core.validators import EmailValidator, validate_email
 from django.contrib.auth import get_user_model
 from django.template.loader import render_to_string
 from django.core.mail import EmailMessage
@@ -259,7 +260,6 @@ def purchase_email(request):
     # check data
     if request.user.is_anonymous and 'email' not in data:
         return Response({"error": "Anonymous users must include an email parameter value"}, status=status.HTTP_406_NOT_ACCEPTABLE)
-
     try:
         for param in ('telephone', 'company', 'product', 'comment'):
             assert(param in data.keys())
@@ -271,7 +271,11 @@ def purchase_email(request):
     else:
         email = request.user.email
     telephone = data.get('telephone')
-
+    # validate email
+    try:
+        validate_email(email)
+    except:
+        return Response({"error": "Value for email is not valid"}, status=status.HTTP_406_NOT_ACCEPTABLE)
     # get company
     company = Company.objects.filter(id=data['company']).first()
     if not company: