from sleekxmpp.xmlstream import ET
"""
Module used to provide fixes for sleekxmpp functions not yet fixed
upstream.

TODO: Check that they are fixed and remove those hacks
"""


def get_version(xmpp, jid, callback=None, **kwargs):
    def handle_result(res):
        if res and res['type'] != 'error':
            ret = res['software_version'].values
        else:
            ret = False
        if callback:
            callback(ret)
        return ret
    iq = xmpp.make_iq_get(ito=jid)
    iq['query'] = 'jabber:iq:version'
    result = iq.send(callback=handle_result if callback else None)
    if not callback:
        return handle_result(result)


def get_room_form(xmpp, room):
    iq = xmpp.make_iq_get(ito=room)
    query = ET.Element('{http://jabber.org/protocol/muc#owner}query')
    iq.append(query)
    try:
        result = iq.send()
    except:
        return False
    xform = result.xml.find('{http://jabber.org/protocol/muc#owner}query/{jabber:x:data}x')
    if xform is None:
        return False
    form = xmpp.plugin['xep_0004'].buildForm(xform)
    return form