Added random named pipe support to the OfficeConverter pipe method

apps/common/utils.py

@@ -3,6 +3,8 @@ import os
 import re
 import types
 import tempfile
+import string
+import random
 
 from django.utils.http import urlquote  as django_urlquote
 from django.utils.http import urlencode as django_urlencode
@@ -358,8 +360,13 @@ def validate_path(path):
 
     return True
 
+
 def encapsulate(function):
     # Workaround Django ticket 15791
     # Changeset 16045
     # http://stackoverflow.com/questions/6861601/cannot-resolve-callable-context-variable/6955045#6955045
     return lambda: function
+
+
+def id_generator(size=6, chars=string.ascii_uppercase + string.digits):
+    return ''.join(random.choice(chars) for x in range(size))

apps/converter/office_converter.py

@@ -3,6 +3,7 @@ import subprocess
 
 from mimetype.api import get_mimetype
 from common.conf.settings import TEMPORARY_DIRECTORY
+from common.utils import id_generator
 
 from converter.conf.settings import UNOCONV_PATH, UNOCONV_USE_PIPE
 from converter.exceptions import (OfficeConversionError,
@@ -89,7 +90,7 @@ class OfficeConverterBackendUnoconv(object):
 
         if UNOCONV_USE_PIPE:
             command.append(u'--pipe')
-            command.append(u'mayan')
+            command.append(u'mayan-%s' % id_generator())
 
         command.append(u'--format=pdf')
         command.append(u'--output=%s' % self.output_filepath)