add api_proxy view

ox/django/views.py

@@ -1,9 +1,17 @@
 # -*- coding: utf-8 -*-
 # vi:si:et:sw=4:sts=4:ts=4
+import cookielib
+import urllib2
+from StringIO import StringIO
+
 from celery.utils import get_full_cls_name
 from celery.backends import default_backend
 
+from django.http import HttpResponse
+from django.conf import settings
+
 from shortcuts import json_response
+import ox
 
 
 def task_status(request, task_id):
@@ -22,3 +30,32 @@ def task_status(request, task_id):
                                  'traceback': traceback})
     return response
 
+class SessionCookieJar(cookielib.LWPCookieJar):
+    def save(self):
+        return "#LWP-Cookies-2.0\n" + self.as_lwp_str()
+
+    def load(self, data, ignore_discard=True, ignore_expires=True):
+        f = StringIO(data)
+        self._really_load(f, 'memory', ignore_discard, ignore_expires)
+
+def api_proxy(request):
+    url = settings.OXAPI_URL
+    cj = SessionCookieJar()
+    if 'cj' in request.session:
+        cj.load(request.session['cj'])
+    opener = urllib2.build_opener(urllib2.HTTPCookieProcessor(cj))
+    opener.addheaders = [
+        ('User-Agent', request.META.get('HTTP_USER_AGENT'))
+    ]
+    form = ox.MultiPartForm()
+    for key in request.POST:
+        form.add_field(key, request.POST[key])
+    r = urllib2.Request(url)
+    body = str(form)
+    r.add_header('Content-type', form.get_content_type())
+    r.add_header('Content-length', len(body))
+    r.add_data(body)
+    f = opener.open(r)
+    response = HttpResponse(f.read())
+    request.session['cj'] = cj.save()
+    return response