Add TimeOutTransport (used by OOOd).

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@37231 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5Type/ConnectionPlugin/TimeoutTransport.py

+##############################################################################
+#
+# Copyright (c) 2006 Nexedi SARL and Contributors. All Rights Reserved.
+#                    Ivan Tyagov <ivan@nexedi.com>
+#
+# WARNING: This program as such is intended to be used by professional
+# programmers who take the whole responsability of assessing all potential
+# consequences resulting from its eventual inadequacies and bugs
+# End users who are looking for a ready-to-use solution with commercial
+# garantees and support are strongly adviced to contract a Free Software
+# Service Company
+#
+# This program is Free Software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License
+# as published by the Free Software Foundation; either version 2
+# of the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+#
+##############################################################################
+
+from xmlrpclib import Fault
+from xmlrpclib import Transport
+from xmlrpclib import SafeTransport
+
+class TimeoutTransport(SafeTransport):
+  """A xmlrpc transport with configurable timeout.
+  """
+  def __init__(self, timeout=None, scheme='http'):
+    self._timeout = timeout
+    self._scheme = scheme
+    # On Python 2.6, .__init__() of Transport and SafeTransport must be called
+    # to set up the ._use_datetime attribute.
+    # sigh... too bad we can't use super() here, as SafeTransport is not
+    # a new-style class (as of Python 2.4 to 2.6)
+    # remove the gettattr below when we drop support for Python 2.4
+    super__init__ = getattr(SafeTransport, '__init__', lambda self: None)
+    super__init__(self)
+
+  def send_content(self, connection, request_body):
+    connection.putheader("Content-Type", "text/xml")
+    connection.putheader("Content-Length", str(len(request_body)))
+    connection.endheaders()
+    if self._timeout:
+      connection._conn.sock.settimeout(self._timeout)
+    if request_body:
+      connection.send(request_body)
+
+  def make_connection(self, h):
+    if self._scheme == 'http':
+      return Transport.make_connection(self, h)
+    return SafeTransport.make_connection(self, h)
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