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path: root/src/tabs/muclisttab.py
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"""
A MucListTab is a tab listing the rooms on a conference server.

It has no functionnality except scrolling the list, and allowing the
user to join the rooms.
"""
from gettext import gettext as _

import logging
log = logging.getLogger(__name__)

from . import ListTab

from slixmpp.plugins.xep_0030.stanza.items import DiscoItem

class MucListTab(ListTab):
    """
    A tab listing rooms from a specific server, displaying various information,
    scrollable, and letting the user join them, etc
    """
    plugin_commands = {}
    plugin_keys = {}

    def __init__(self, server):
        ListTab.__init__(self, server,
                         "“j”: join room.",
                         _('Chatroom list on server %s (Loading)') % server,
                         (('node-part', 0), ('name', 2), ('users', 3)))
        self.key_func['j'] = self.join_selected
        self.key_func['J'] = self.join_selected_no_focus
        self.key_func['^M'] = self.join_selected

    def get_columns_sizes(self):
        return {'node-part': int(self.width*  2 / 8),
                'name': int(self.width * 5 / 8),
                'users': self.width - int(self.width * 2 / 8)
                - int(self.width * 5 / 8)}

    def join_selected_no_focus(self):
        return

    def on_muc_list_item_received(self, iq):
        """
        Callback called when a disco#items result is received
        Used with command_list
        """
        if iq['type'] == 'error':
            self.set_error(iq['error']['type'], iq['error']['code'], iq['error']['text'])
            return
        def get_items():
            substanza = iq['disco_items']
            for item in substanza['substanzas']:
                if isinstance(item, DiscoItem):
                    yield (item['jid'], item['node'], item['name'])
        items = [(item[0].split('@')[0],
                  item[0],
                  item[2] or '', '') for item in get_items()]
        self.listview.set_lines(items)
        self.info_header.message = _('Chatroom list on server %s') % self.name
        if self.core.current_tab() is self:
            self.refresh()
        else:
            self.state = 'highlight'
            self.refresh_tab_win()
        self.core.doupdate()

    def join_selected(self):
        row = self.listview.get_selected_row()
        if not row:
            return
        self.core.command_join(row[1])