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Shared/lib/python3.4/site-packages/ox/django/http.py

@@ -0,0 +1,58 @@
+# -*- coding: utf-8 -*-
+# vi:si:et:sw=4:sts=4:ts=4
+import os
+import mimetypes
+from datetime import datetime, timedelta
+from urllib import quote
+
+from django.http import HttpResponse, Http404
+from django.conf import settings
+
+
+def HttpFileResponse(path, content_type=None, filename=None):
+    if not os.path.exists(path):
+        raise Http404
+    if not content_type:
+        content_type = mimetypes.guess_type(path)[0]
+    if not content_type:
+        content_type = 'application/octet-stream'
+    
+    if getattr(settings, 'XACCELREDIRECT', False):
+        response = HttpResponse()
+        response['Content-Length'] = os.stat(path).st_size
+        
+        for PREFIX in ('STATIC', 'MEDIA'):
+            root = getattr(settings, PREFIX+'_ROOT', '')
+            url = getattr(settings, PREFIX+'_URL', '')
+            if root and path.startswith(root):
+                path = url + path[len(root)+1:]
+        if isinstance(path, unicode):
+            path = path.encode('utf-8')
+        response['X-Accel-Redirect'] = path
+        if content_type:
+            response['Content-Type'] = content_type
+    elif getattr(settings, 'XSENDFILE', False):
+        response = HttpResponse()
+        if isinstance(path, unicode):
+            path = path.encode('utf-8')
+        response['X-Sendfile'] = path
+        if content_type:
+            response['Content-Type'] = content_type
+        response['Content-Length'] = os.stat(path).st_size
+    else:
+        response = HttpResponse(open(path), content_type=content_type)
+    if filename:
+        if isinstance(filename, unicode):
+            filename = filename.encode('utf-8')
+        response['Content-Disposition'] = "attachment; filename*=UTF=8''%s" % quote(filename)
+
+    response['Expires'] = datetime.strftime(datetime.utcnow() + timedelta(days=1), "%a, %d-%b-%Y %H:%M:%S GMT")
+
+    def allow_access():
+        for key in ('X-Accel-Redirect', 'X-Sendfile'):
+            if key in response:
+                del response[key]
+        response['Access-Control-Allow-Origin'] = '*'
+    response.allow_access = allow_access
+    return response
+