108 lines
3.6 KiB
Python
108 lines
3.6 KiB
Python
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# Slixmpp: The Slick XMPP Library
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# Copyright (C) 2012 Nathanael C. Fritz, Lance J.T. Stout
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# This file is part of Slixmpp.
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# See the file LICENSE for copying permission.
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import logging
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from asyncio import Future
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from typing import Optional, Callable, List
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from slixmpp import JID
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from slixmpp.xmlstream import register_stanza_plugin, ElementBase
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from slixmpp.plugins.base import BasePlugin, register_plugin
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from slixmpp.plugins.xep_0004.stanza import Form
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log = logging.getLogger(__name__)
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class XEP_0222(BasePlugin):
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"""
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XEP-0222: Persistent Storage of Public Data via PubSub
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"""
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name = 'xep_0222'
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description = 'XEP-0222: Persistent Storage of Public Data via PubSub'
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dependencies = {'xep_0163', 'xep_0060', 'xep_0004'}
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profile = {'pubsub#persist_items': True,
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'pubsub#send_last_published_item': 'never'}
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def configure(self, node: str, **iqkwargs) -> Future:
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"""
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Update a node's configuration to match the public storage profile.
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:param node: Node to set the configuration at.
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"""
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config = self.xmpp['xep_0004'].Form()
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config['type'] = 'submit'
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for field, value in self.profile.items():
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config.add_field(var=field, value=value)
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return self.xmpp['xep_0060'].set_node_config(
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jid=None, node=node, config=config, **iqkwargs
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)
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def store(self, stanza: ElementBase, node: Optional[str] = None,
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id: Optional[str] = None, **pubsubkwargs) -> Future:
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"""
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Store public data via PEP.
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This is just a (very) thin wrapper around the XEP-0060 publish()
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method to set the defaults expected by PEP.
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:param stanza: The public content to store.
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:param node: The node to publish the content to. If not specified,
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the stanza's namespace will be used.
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:param id: Optionally specify the ID of the item.
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:param options: Publish options to use, which will be modified to
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fit the persistent storage option profile.
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"""
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options = pubsubkwargs.pop('options', None)
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if not options:
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options = self.xmpp['xep_0004'].stanza.Form()
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options['type'] = 'submit'
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options.add_field(
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var='FORM_TYPE',
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ftype='hidden',
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value='http://jabber.org/protocol/pubsub#publish-options')
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fields = options.get_fields()
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for field, value in self.profile.items():
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if field not in fields:
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options.add_field(var=field)
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options.get_fields()[field]['value'] = value
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pubsubkwargs['options'] = options
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return self.xmpp['xep_0163'].publish(stanza, node, id=id, **pubsubkwargs)
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def retrieve(self, node: str, id: Optional[str] = None,
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item_ids: Optional[List[str]] = None, **iqkwargs) -> Future:
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"""
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Retrieve public data via PEP.
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This is just a (very) thin wrapper around the XEP-0060 publish()
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method to set the defaults expected by PEP.
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:param node: The node to retrieve content from.
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:param id: Optionally specify the ID of the item.
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:param item_ids: Specify a group of IDs. If id is also specified, it
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will be included in item_ids.
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"""
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if item_ids is None:
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item_ids = []
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if id is not None:
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item_ids.append(id)
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return self.xmpp['xep_0060'].get_items(
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jid=None, node=node,
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item_ids=item_ids,
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**iqkwargs
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)
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register_plugin(XEP_0222)
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