[FIX] im_livechat: channel info: available key

should be the length of the recordset of connected users, not the recordset
itself, which is always evaluated as True (thus, the im_livechat script was
always embedded in the html pages).

addons/im_livechat/models/im_livechat_channel.py

@@ -195,7 +195,7 @@ class ImLivechatChannel(models.Model):
     @api.model
     def get_livechat_info(self, channel_id, username='Visitor'):
         info = {}
-        info['available'] = self.browse(channel_id).get_available_users(),
+        info['available'] = len(self.browse(channel_id).get_available_users())
         if info['available']:
             info['server_url'] = self.env['ir.config_parameter'].get_param('web.base.url')
             info['options'] = self.sudo().get_channel_infos(channel_id)