fix(wps): responding with 303 redirect to asynchronous WPS job submis…

…sion

It is not possible to properly generate the first status ACCEPTED response.

eoxserver/services/ows/wps/v10/execute.py

@@ -27,7 +27,7 @@
 #-------------------------------------------------------------------------------
 
 from logging import getLogger
-
+from django.http.response import HttpResponseRedirectBase
 from eoxserver.core.util.multiparttools import parse_multipart_related
 from eoxserver.services.ows.wps.interfaces import (
     ProcessInterface, AsyncBackendInterface,
@@ -58,6 +58,10 @@
 DEFAULT_CONTENT_TYPE = "application/xml"
 
 
+class HttpResponseSeeOther(HttpResponseRedirectBase):
+    status_code = 303
+
+
 class WPS10ExecuteHandler(object):
     """ WPS 1.0 Execute service handler. """
 
@@ -152,9 +156,12 @@ def handle(self, request):
                 request=request,
             )
 
+            # Redirect to the new response XML generated by the backend.
+            return HttpResponseSeeOther(async_backend.get_response_url(job_id))
+
             # encode the StatusAccepted response
-            encoder.status_location = async_backend.get_response_url(job_id)
-            response = encoder.encode_accepted()
+            #encoder.status_location = async_backend.get_response_url(job_id)
+            #response = encoder.encode_accepted()
 
         else:
             # synchronous execution