// find matrix alias

	if ircc := self.irc.find_channel_by_name(nick, matrix_partial_name) {
		sname = ircc.name

	// db search
	rows := self.db.select_by_field('irc_channels', 'channel', matrix_partial_name)
	if rows.len > 0 {
		sname = rows[0][0]

		println('warning: matching_irc_channel found no irc channel for nick $nick matrix_room $matrix_partial_name')
		sname = 'nomatrixname'

		//  connected channels search
		if ircc := self.irc.find_channel_by_name(nick, matrix_partial_name) {
			sname = ircc.name
		} else {
			println('warning: matching_irc_channel found no irc channel for nick $nick matrix_room $matrix_partial_name')
			sname = 'nomatrixname'
		}