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69 lines
2 KiB
Python
69 lines
2 KiB
Python
"""
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SleekXMPP: The Sleek XMPP Library
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Copyright (C) 2010 Nathanael C. Fritz
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This file is part of SleekXMPP.
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See the file LICENSE for copying permission.
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"""
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import logging
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import traceback
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import sys
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from sleekxmpp.exceptions import XMPPError
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from sleekxmpp.stanza import Error
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from sleekxmpp.xmlstream import ET, StanzaBase, register_stanza_plugin
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log = logging.getLogger(__name__)
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class RootStanza(StanzaBase):
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"""
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A top-level XMPP stanza in an XMLStream.
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The RootStanza class provides a more XMPP specific exception
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handler than provided by the generic StanzaBase class.
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Methods:
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exception -- Overrides StanzaBase.exception
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"""
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def exception(self, e):
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"""
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Create and send an error reply.
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Typically called when an event handler raises an exception.
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The error's type and text content are based on the exception
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object's type and content.
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Overrides StanzaBase.exception.
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Arguments:
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e -- Exception object
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"""
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self.reply()
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if isinstance(e, XMPPError):
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# We raised this deliberately
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self['error']['condition'] = e.condition
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self['error']['text'] = e.text
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if e.extension is not None:
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# Extended error tag
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extxml = ET.Element("{%s}%s" % (e.extension_ns, e.extension),
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e.extension_args)
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self['error'].append(extxml)
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self['error']['type'] = e.etype
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else:
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# We probably didn't raise this on purpose, so send a traceback
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self['error']['condition'] = 'undefined-condition'
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if sys.version_info < (3, 0):
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self['error']['text'] = "SleekXMPP got into trouble."
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else:
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self['error']['text'] = traceback.format_tb(e.__traceback__)
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log.exception('Error handling {%s}%s stanza' %
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(self.namespace, self.name))
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self.send()
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register_stanza_plugin(RootStanza, Error)
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