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# Copyright (C) 2020 Philipp Hörist <philipp AT hoerist.com>
#
# This file is part of nbxmpp.
#
# 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 3
# 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, see <http://www.gnu.org/licenses/>.
from nbxmpp.namespaces import Namespace
from nbxmpp.structs import RSMData
def parse_rsm(stanza):
stanza = stanza.getTag('set', namespace=Namespace.RSM)
if stanza is None:
return None
after = stanza.getTagData('after') or None
before = stanza.getTagData('before') or None
last = stanza.getTagData('last') or None
first_index = None
first = stanza.getTagData('first') or None
if first is not None:
try:
first_index = int(first.getAttr('index'))
except Exception:
pass
try:
count = int(stanza.getTagData('count'))
except Exception:
count = None
try:
max_ = int(stanza.getTagData('max'))
except Exception:
max_ = None
try:
index = int(stanza.getTagData('index'))
except Exception:
index = None
return RSMData(after=after,
before=before,
last=last,
first=first,
first_index=first_index,
count=count,
max=max_,
index=index)
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