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# Source code for slixmpp.plugins.xep_0079.stanza

    # Slixmpp: The Slick XMPP Library
    # Copyright (C) 2013 Nathanael C. Fritz, Lance J.T. Stout
    # This file is part of Slixmpp.
    # See the file LICENSE for copying permission.

    from slixmpp import JID
    from slixmpp.xmlstream import ElementBase, register_stanza_plugin

    class AMP(ElementBase):
        namespace = 'http://jabber.org/protocol/amp'
        name = 'amp'
        plugin_attrib = 'amp'
        interfaces = {'from', 'to', 'status', 'per_hop'}

        def get_from(self):
            return JID(self._get_attr('from'))

        def set_from(self, value):
            return self._set_attr('from', str(value))

        def get_to(self):
            return JID(self._get_attr('from'))

        def set_to(self, value):
            return self._set_attr('to', str(value))

        def get_per_hop(self):
            return self._get_attr('per-hop') == 'true'

        def set_per_hop(self, value):
            if value:
                return self._set_attr('per-hop', 'true')
            else:
                return self._del_attr('per-hop')

        def del_per_hop(self):
            return self._del_attr('per-hop')

        def add_rule(self, action, condition, value):
            rule = Rule(parent=self)
            rule['action'] = action
            rule['condition'] = condition
            rule['value'] = value

    class Rule(ElementBase):
        namespace = 'http://jabber.org/protocol/amp'
        name = 'rule'
        plugin_attrib = name
        plugin_multi_attrib = 'rules'
        interfaces = {'action', 'condition', 'value'}

    class InvalidRules(ElementBase):
        namespace = 'http://jabber.org/protocol/amp'
        name = 'invalid-rules'
        plugin_attrib = 'invalid_rules'

    class UnsupportedConditions(ElementBase):
        namespace = 'http://jabber.org/protocol/amp'
        name = 'unsupported-conditions'
        plugin_attrib = 'unsupported_conditions'

    class UnsupportedActions(ElementBase):
        namespace = 'http://jabber.org/protocol/amp'
        name = 'unsupported-actions'
        plugin_attrib = 'unsupported_actions'

    class FailedRule(Rule):
        namespace = 'http://jabber.org/protocol/amp#errors'

    class FailedRules(ElementBase):
        namespace = 'http://jabber.org/protocol/amp#errors'
        name = 'failed-rules'
        plugin_attrib = 'failed_rules'

    class AMPFeature(ElementBase):
        namespace = 'http://jabber.org/features/amp'
        name = 'amp'

    register_stanza_plugin(AMP, Rule, iterable=True)
    register_stanza_plugin(InvalidRules, Rule, iterable=True)
    register_stanza_plugin(UnsupportedConditions, Rule, iterable=True)
    register_stanza_plugin(UnsupportedActions, Rule, iterable=True)
    register_stanza_plugin(FailedRules, FailedRule, iterable=True)