poezio/plugins/contact.py

"""
Do a disco#info query on a JID, display the XEP-0157 Contact Addresses

Usage
-----

.. glossary::

    /contact
        **Usage:** ``/contact <JID>``

        This command queries a JID for its Contact Addresses.
"""

from poezio.plugin import BasePlugin
from slixmpp.exceptions import IqError, IqTimeout
from slixmpp.jid import InvalidJID

CONTACT_TYPES = ['abuse', 'admin', 'feedback', 'sales', 'security', 'support']

class Plugin(BasePlugin):
    def init(self):
        self.api.add_command('contact', self.command_disco,
                usage='<JID>',
                short='Get the Contact Addresses of a JID',
                help='Get the Contact Addresses of a JID')

    def on_disco(self, iq):
        info = iq['disco_info']
        contacts = []
        # iterate all data forms, in case there are multiple
        for form in iq['disco_info']:
            values = form.get_values()
            if values['FORM_TYPE'][0] == 'http://jabber.org/network/serverinfo':
                for var in values:
                    if not var.endswith('-addresses'):
                        continue
                    title = var[:-10] # strip '-addresses'
                    sep = '\n  ' + len(title) * ' '
                    field_value = values[var]
                    if field_value:
                        value = sep.join(field_value) if isinstance(field_value, list) else field_value
                        contacts.append(f'{title}: {value}')
        if contacts:
            self.api.information('\n'.join(contacts), 'Contact Info')
        else:
            self.api.information(f'No Contact Addresses for {iq["from"]}', 'Error')

    async def command_disco(self, jid):
        try:
            iq = await self.core.xmpp.plugin['xep_0030'].get_info(jid=jid, cached=False)
            self.on_disco(iq)
        except InvalidJID as exn:
            self.api.information(f'Invalid JID “{jid}”: {exn}', 'Error')
        except (IqError, IqTimeout,) as exn:
            ifrom = exn.iq['from']
            condition = exn.iq['error']['condition']
            text = exn.iq['error']['text']
            message = f'Error getting Contact Addresses from {ifrom}: {condition}: {text}'
            self.api.information(message, 'Error')