mirror of
https://github.com/processone/ejabberd.git
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957 lines
28 KiB
Erlang
957 lines
28 KiB
Erlang
%%%----------------------------------------------------------------------
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%%% File : mod_privacy.erl
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%%% Author : Alexey Shchepin <alexey@process-one.net>
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%%% Purpose : jabber:iq:privacy support
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%%% Created : 21 Jul 2003 by Alexey Shchepin <alexey@process-one.net>
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%%%
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%%%
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%%% ejabberd, Copyright (C) 2002-2010 ProcessOne
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%%%
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%%% This program is free software; you can redistribute it and/or
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%%% modify it under the terms of the GNU General Public License as
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%%% published by the Free Software Foundation; either version 2 of the
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%%% License, or (at your option) any later version.
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%%%
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%%% This program is distributed in the hope that it will be useful,
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%%% but WITHOUT ANY WARRANTY; without even the implied warranty of
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%%% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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%%% General Public License for more details.
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%%%
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%%% You should have received a copy of the GNU General Public License
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%%% along with this program; if not, write to the Free Software
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%%% Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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%%% 02111-1307 USA
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%%%
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%%%----------------------------------------------------------------------
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%%% Database schema (version / storage / table)
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%%%
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%%% 2.1.x / mnesia / privacy
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%%% us = {Username::string(), Host::string()}
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%%% default = none | ListName::string()
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%%% lists = [ {ListName::string(), [listitem()]} ]
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%%%
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%%% 2.1.x / odbc / privacy_default_list
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%%% username = varchar250
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%%% name = varchar250
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%%% 2.1.x / odbc / privacy_list
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%%% username = varchar250
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%%% name = varchar250
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%%% id = bigint-unsigned
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%%% 2.1.x / odbc / privacy_list_data
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%%% id = bigint
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%%% t = character(1)
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%%% value = text
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%%% action = character(1)
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%%% ord = NUMERIC
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%%% match_all = boolean
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%%% match_iq = boolean
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%%% match_message = boolean
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%%% match_presence_in = boolean
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%%% match_presence_out = boolean
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%%%
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%%% 3.0.0-prealpha / mnesia / privacy
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%%% us = {Username::string(), Host::string()}
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%%% default = none | ListName::string()
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%%% lists = [ {ListName::string(), [listitem()]} ]
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%%%
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%%% 3.0.0-prealpha / odbc / privacy
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%%% Same as 2.1.x
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%%%
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%%% 3.0.0-alpha / mnesia / privacy_default_list
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%%% user_host = {Username::string(), Server::string()}
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%%% name = string()
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%%% 3.0.0-alpha / mnesia / privacy_list
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%%% user_host = {Username::string(), Server::string()}
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%%% name = string()
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%%% 3.0.0-alpha / mnesia / privacy_list_data
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%%% user_host = {Username::string(), Server::string()}
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%%% name = string()
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%%% type = jid | group | subscription | none
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%%% value = JID::binary() | Group::binary() | <<"none">> | <<"both">> | <<"from">> | <<"to">>
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%%% action = allow | deny
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%%% order = integer()
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%%% match_all = boolean()
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%%% match_iq = boolean()
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%%% match_message = boolean()
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%%% match_presence_in = boolean()
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%%% match_presence_out = boolean()
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%%%
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%%% 3.0.0-alpha / odbc / privacy_default_list
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%%% user = varchar150
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%%% host = varchar150
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%%% name = text
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%%% 3.0.0-alpha / odbc / privacy_list
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%%% user = varchar150
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%%% host = varchar150
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%%% name = varchar150
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%%% 3.0.0-alpha / odbc / privacy_list_data
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%%% user = varchar150
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%%% host = varchar150
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%%% name = varchar150
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%%% type = varchar150
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%%% value = varchar150
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%%% action = varchar150
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%%% order = int 11
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%%% match_all = varchar150
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%%% match_iq = varchar150
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%%% match_message = varchar150
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%%% match_presence_in = varchar150
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%%% match_presence_out = varchar150
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-module(mod_privacy).
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-author('alexey@process-one.net').
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-behaviour(gen_mod).
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-export([start/2, stop/1,
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process_iq/3,
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process_iq_set/4,
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process_iq_get/5,
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get_user_list/3,
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remove_user/2,
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check_packet/6,
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updated_list/3]).
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-include_lib("exmpp/include/exmpp.hrl").
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-include("ejabberd.hrl").
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-include("mod_privacy.hrl").
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-record(privacy_list, {user_host, name}).
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-record(privacy_default_list, {user_host, name}).
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-record(privacy_list_data, {user_host, name,
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type, value, action, order,
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match_all, match_iq, match_message,
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match_presence_in, match_presence_out}).
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start(Host, Opts) ->
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HostB = list_to_binary(Host),
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IQDisc = gen_mod:get_opt(iqdisc, Opts, one_queue),
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Backend = gen_mod:get_opt(backend, Opts, mnesia),
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gen_storage:create_table(Backend, HostB, privacy_list,
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[{disc_copies, [node()]},
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{odbc_host, Host},
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{type, bag},
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{attributes, record_info(fields, privacy_list)},
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{types, [{user_host, {text, text}}]}]),
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gen_storage:create_table(Backend, HostB, privacy_default_list,
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[{disc_copies, [node()]},
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{odbc_host, Host},
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{attributes, record_info(fields, privacy_default_list)},
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{types, [{user_host, {text, text}}]}]),
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gen_storage:create_table(Backend, HostB, privacy_list_data,
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[{disc_copies, [node()]},
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{odbc_host, Host},
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{type, bag},
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{attributes, record_info(fields, privacy_list_data)},
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{types, [{user_host, {text, text}},
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{type, atom},
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{value, binary},
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{action, atom},
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{order, int},
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{match_all, atom},
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{match_iq, atom},
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{match_message, atom},
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{match_presence_in, atom},
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{match_presence_out, atom}
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]}]),
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update_tables(Host, Backend),
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gen_storage:add_table_index(HostB, privacy_list, name),
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gen_storage:add_table_index(HostB, privacy_list_data, name),
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ejabberd_hooks:add(privacy_iq_get, HostB,
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?MODULE, process_iq_get, 50),
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ejabberd_hooks:add(privacy_iq_set, HostB,
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?MODULE, process_iq_set, 50),
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ejabberd_hooks:add(privacy_get_user_list, HostB,
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?MODULE, get_user_list, 50),
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ejabberd_hooks:add(privacy_check_packet, HostB,
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?MODULE, check_packet, 50),
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ejabberd_hooks:add(privacy_updated_list, HostB,
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?MODULE, updated_list, 50),
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ejabberd_hooks:add(remove_user, HostB,
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?MODULE, remove_user, 50),
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gen_iq_handler:add_iq_handler(ejabberd_sm, HostB, ?NS_PRIVACY,
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?MODULE, process_iq, IQDisc).
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stop(Host) ->
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HostB = list_to_binary(Host),
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ejabberd_hooks:delete(privacy_iq_get, HostB,
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?MODULE, process_iq_get, 50),
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ejabberd_hooks:delete(privacy_iq_set, HostB,
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?MODULE, process_iq_set, 50),
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ejabberd_hooks:delete(privacy_get_user_list, HostB,
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?MODULE, get_user_list, 50),
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ejabberd_hooks:delete(privacy_check_packet, HostB,
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?MODULE, check_packet, 50),
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ejabberd_hooks:delete(privacy_updated_list, HostB,
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?MODULE, updated_list, 50),
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ejabberd_hooks:delete(remove_user, HostB,
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?MODULE, remove_user, 50),
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gen_iq_handler:remove_iq_handler(ejabberd_sm, HostB, ?NS_PRIVACY).
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process_iq(_From, _To, IQ_Rec) ->
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exmpp_iq:error(IQ_Rec, 'not-allowed').
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process_iq_get(_, From, _To, #iq{payload = SubEl},
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#userlist{name = Active}) ->
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LUser = exmpp_jid:prep_node_as_list(From),
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LServer = exmpp_jid:prep_domain_as_list(From),
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case exmpp_xml:get_child_elements(SubEl) of
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[] ->
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process_lists_get(LUser, LServer, Active);
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[#xmlel{name = Name} = Child] ->
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case Name of
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list ->
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ListName = exmpp_xml:get_attribute_as_list(Child, name, false),
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process_list_get(LUser, LServer, ListName);
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_ ->
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{error, 'bad-request'}
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end;
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_ ->
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{error, 'bad-request'}
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end.
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process_lists_get(LUser, LServer, Active) ->
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LServerB = list_to_binary(LServer),
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F = fun() ->
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Default =
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case gen_storage:read(LServerB, {privacy_default_list, {LUser, LServer}}) of
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[#privacy_default_list{name = Name}] ->
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Name;
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_ ->
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none
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end,
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Lists = [List#privacy_list.name
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|| List <- gen_storage:read(LServerB, {privacy_list, {LUser, LServer}})],
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{Default, Lists}
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end,
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case gen_storage:transaction(LServerB, privacy_list, F) of
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{aborted, _Reason} ->
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{error, 'internal-server-error'};
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{atomic, {Default, Lists}} ->
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case Lists of
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[] ->
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{result, #xmlel{ns = ?NS_PRIVACY, name = 'query'}};
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_ ->
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LItems = [exmpp_xml:set_attribute(#xmlel{ns = ?NS_PRIVACY, name = list}, name, N) || N <- Lists],
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DItems =
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case Default of
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none ->
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LItems;
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_ ->
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[exmpp_xml:set_attribute(#xmlel{ns = ?NS_PRIVACY, name = default}, name, Default) | LItems]
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end,
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ADItems =
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case Active of
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none ->
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DItems;
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_ ->
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[exmpp_xml:set_attribute(#xmlel{ns = ?NS_PRIVACY, name = active}, name, Active) | DItems]
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end,
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{result, #xmlel{ns = ?NS_PRIVACY, name = 'query', children = ADItems}}
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end
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end.
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process_list_get(_LUser, _LServer, false) ->
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{error, 'bad-request'};
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process_list_get(LUser, LServer, Name) ->
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LServerB = list_to_binary(LServer),
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F = fun() ->
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case gen_storage:select(LServerB, privacy_list,
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[{'=', user_host, {LUser, LServer}},
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{'=', name, Name}]) of
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[] ->
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none;
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[#privacy_list{}] ->
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gen_storage:select(LServerB, privacy_list_data,
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[{'=', user_host, {LUser, LServer}},
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{'=', name, Name}])
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end
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end,
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case gen_storage:transaction(LServerB, privacy_list, F) of
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{aborted, _Reason} ->
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{error, 'internal-server-error'};
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{atomic, none} ->
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{error, 'item-not-found'};
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{atomic, List} ->
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LItems = lists:map(fun item_to_xml/1, List),
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ListEl = exmpp_xml:set_attribute(#xmlel{ns = ?NS_PRIVACY, name = list, children = LItems}, name, Name),
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{result,#xmlel{ns = ?NS_PRIVACY, name = 'query', children = [ListEl]}}
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end.
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item_to_xml(Item) ->
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Attrs1 = [?XMLATTR('action', action_to_binary(Item#privacy_list_data.action)),
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?XMLATTR('order', order_to_binary(Item#privacy_list_data.order))],
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Attrs2 = case Item#privacy_list_data.type of
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none ->
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Attrs1;
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Type ->
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[?XMLATTR('type', type_to_binary(Type)),
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?XMLATTR('value', Item#privacy_list_data.value) |
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Attrs1]
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end,
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SubEls = case Item#privacy_list_data.match_all of
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true ->
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[];
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false ->
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SE1 = case Item#privacy_list_data.match_iq of
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true ->
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[#xmlel{ns = ?NS_PRIVACY, name = iq}];
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false ->
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[]
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end,
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SE2 = case Item#privacy_list_data.match_message of
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true ->
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[#xmlel{ns = ?NS_PRIVACY, name = message} | SE1];
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false ->
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SE1
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end,
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SE3 = case Item#privacy_list_data.match_presence_in of
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true ->
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[#xmlel{ns = ?NS_PRIVACY, name = 'presence-in'} | SE2];
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false ->
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SE2
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end,
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SE4 = case Item#privacy_list_data.match_presence_out of
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true ->
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[#xmlel{ns = ?NS_PRIVACY, name = 'presence-out'} | SE3];
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false ->
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SE3
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end,
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SE4
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end,
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exmpp_xml:set_attributes(#xmlel{ns = ?NS_PRIVACY, name = item, children = SubEls}, Attrs2).
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action_to_binary(Action) ->
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case Action of
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allow -> <<"allow">>;
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deny -> <<"deny">>
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end.
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order_to_binary(Order) ->
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list_to_binary(integer_to_list(Order)).
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type_to_binary(Type) ->
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case Type of
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jid -> <<"jid">>;
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group -> <<"group">>;
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subscription -> <<"subscription">>
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end.
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list_to_action(S) ->
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case S of
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"allow" -> allow;
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"deny" -> deny
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end.
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process_iq_set(_, From, _To, #iq{payload = SubEl}) ->
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LUser = exmpp_jid:prep_node_as_list(From),
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LServer = exmpp_jid:prep_domain_as_list(From),
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case exmpp_xml:get_child_elements(SubEl) of
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[#xmlel{name = Name} = Child] ->
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ListName = exmpp_xml:get_attribute_as_list(Child, 'name', false),
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case Name of
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list ->
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process_list_set(LUser, LServer, ListName,
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exmpp_xml:get_child_elements(Child));
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active ->
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process_active_set(LUser, LServer, ListName);
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default ->
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process_default_set(LUser, LServer, ListName);
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_ ->
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{error, 'bad-request'}
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end;
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_ ->
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{error, 'bad-request'}
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end.
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process_default_set(LUser, LServer, false) ->
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LServerB = list_to_binary(LServer),
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F = fun() ->
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gen_storage:delete(LServerB, {privacy_default_list, {LUser, LServer}})
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end,
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case gen_storage:transaction(LServerB, privacy_default_list, F) of
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{atomic, _} ->
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{result, []};
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_ ->
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{error, 'internal-server-error'}
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end;
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process_default_set(LUser, LServer, Name) ->
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LServerB = list_to_binary(LServer),
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F = fun() ->
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case gen_storage:select(LServerB, privacy_list,
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[{'=', user_host, {LUser, LServer}},
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{'=', name, Name}]) of
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[] ->
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{error, 'item-not-found'};
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[#privacy_list{}] ->
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gen_storage:write(LServerB,
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#privacy_default_list{user_host = {LUser, LServer},
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name = Name}),
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{result, []}
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end
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end,
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case gen_storage:transaction(LServerB, privacy_list, F) of
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{atomic, {error, _} = Error} ->
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Error;
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{atomic, {result, _} = Res} ->
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Res;
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_ ->
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{error, 'internal-server-error'}
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end.
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process_active_set(_LUser, _LServer, false) ->
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{result, [], #userlist{}};
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process_active_set(LUser, LServer, Name) ->
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LServerB = list_to_binary(LServer),
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F = fun() ->
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case gen_storage:select(LServerB, privacy_list,
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[{'=', user_host, {LUser, LServer}},
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{'=', name, Name}]) of
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[#privacy_list{}] ->
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Data = gen_storage:select(LServerB, privacy_list_data,
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[{'=', user_host, {LUser, LServer}},
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{'=', name, Name}]),
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List = list_data_to_items(Data),
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NeedDb = is_list_needdb(List),
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{result, [], #userlist{name = Name,
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needdb = NeedDb,
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list = List}};
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[] ->
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{error, 'item-not-found'}
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end
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end,
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case gen_storage:transaction(LServerB, privacy_list, F) of
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{atomic, Res} ->
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Res;
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_ ->
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{error, 'internal-server-error'}
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end.
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process_list_set(_LUser, _LServer, false, _Els) ->
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{error, 'bad-request'};
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process_list_set(LUser, LServer, Name, Els) ->
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LServerB = list_to_binary(LServer),
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case parse_items(Els) of
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false ->
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{error, 'bad-request'};
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remove ->
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F = fun() ->
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case gen_storage:read(LServerB,
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{privacy_default_list, {LUser, LServer}}) of
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[#privacy_default_list{name = Default}] when Name == Default ->
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{error, 'conflict'};
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_ ->
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gen_storage:delete_where(LServerB, privacy_list,
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[{'=', user_host, {LUser, LServer}},
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{'=', name, Name}]),
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gen_storage:delete_where(LServerB, privacy_list_data,
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[{'=', user_host, {LUser, LServer}},
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{'=', name, Name}]),
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{result, []}
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end
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end,
|
|
case gen_storage:transaction(LServerB, privacy_list, F) of
|
|
{atomic, {error, _} = Error} ->
|
|
Error;
|
|
{atomic, {result, _} = Res} ->
|
|
ListString = lists:flatten(io_lib:format("~p.", [#userlist{name = Name, list = []}])),
|
|
ejabberd_router:route(
|
|
exmpp_jid:make(LUser, LServer),
|
|
exmpp_jid:make(LUser, LServer),
|
|
#xmlel{name = 'broadcast', ns = privacy_list,
|
|
attrs = [exmpp_xml:attribute(list_name, Name)],
|
|
children = [exmpp_xml:cdata(ListString)]}),
|
|
Res;
|
|
_ ->
|
|
{error, 'internal-server-error'}
|
|
end;
|
|
List ->
|
|
F = fun() ->
|
|
OldData =
|
|
gen_storage:select(LServerB, privacy_list_data,
|
|
[{'=', user_host, {LUser, LServer}},
|
|
{'=', name, Name}]),
|
|
lists:foreach(
|
|
fun(Data1) ->
|
|
gen_storage:delete_object(LServerB, Data1)
|
|
end, OldData),
|
|
|
|
gen_storage:write(LServerB, #privacy_list{user_host = {LUser, LServer},
|
|
name = Name}),
|
|
NewData = list_items_to_data(LUser, LServer, Name, List),
|
|
lists:foreach(
|
|
fun(Data1) ->
|
|
gen_storage:write(LServerB, Data1)
|
|
end, NewData),
|
|
{result, []}
|
|
end,
|
|
case gen_storage:transaction(LServerB, privacy_list, F) of
|
|
{atomic, {error, _} = Error} ->
|
|
Error;
|
|
{atomic, {result, _} = Res} ->
|
|
ListString = lists:flatten(io_lib:format("~p.", [#userlist{name = Name, list = List}])),
|
|
ejabberd_router:route(
|
|
exmpp_jid:make(LUser, LServer),
|
|
exmpp_jid:make(LUser, LServer),
|
|
#xmlel{name = 'broadcast', ns = privacy_list,
|
|
attrs = [exmpp_xml:attribute(list_name, Name)],
|
|
children = [exmpp_xml:cdata(ListString)]}),
|
|
Res;
|
|
_ ->
|
|
{error, 'internal_server_error'}
|
|
end
|
|
end.
|
|
|
|
|
|
|
|
parse_items([]) ->
|
|
remove;
|
|
parse_items(Els) ->
|
|
parse_items(Els, []).
|
|
|
|
parse_items([], Res) ->
|
|
%% Sort the items by their 'order' attribute
|
|
%% lists:keysort(#listitem.order, Res);
|
|
lists:reverse(Res);
|
|
parse_items([El = #xmlel{name = item} | Els], Res) ->
|
|
Type = exmpp_xml:get_attribute_as_list(El, type, false),
|
|
Value = exmpp_xml:get_attribute_as_binary(El, value, false),
|
|
SAction =exmpp_xml:get_attribute_as_list(El, action, false),
|
|
SOrder = exmpp_xml:get_attribute_as_list(El, order, false),
|
|
Action = case catch list_to_action(SAction) of
|
|
{'EXIT', _} -> false;
|
|
Val -> Val
|
|
end,
|
|
Order = case catch list_to_integer(SOrder) of
|
|
{'EXIT', _} ->
|
|
false;
|
|
IntVal ->
|
|
if
|
|
IntVal >= 0 ->
|
|
IntVal;
|
|
true ->
|
|
false
|
|
end
|
|
end,
|
|
if
|
|
(Action /= false) and (Order /= false) ->
|
|
I1 = #listitem{action = Action, order = Order},
|
|
I2 = case {Type, Value} of
|
|
{T, V} when is_list(T), is_binary(V) ->
|
|
case T of
|
|
"jid" ->
|
|
I1#listitem{type = jid,
|
|
value = V};
|
|
"group" ->
|
|
I1#listitem{type = group,
|
|
value = V};
|
|
"subscription" ->
|
|
I1#listitem{type = subscription,
|
|
value = V}
|
|
end;
|
|
{T, false} when is_list(T) ->
|
|
false;
|
|
_ ->
|
|
I1
|
|
end,
|
|
case I2 of
|
|
false ->
|
|
false;
|
|
_ ->
|
|
case parse_matches(I2, exmpp_xml:get_child_elements(El)) of
|
|
false ->
|
|
false;
|
|
I3 ->
|
|
parse_items(Els, [I3 | Res])
|
|
end
|
|
end;
|
|
true ->
|
|
false
|
|
end;
|
|
|
|
parse_items(_, _Res) ->
|
|
false.
|
|
|
|
|
|
parse_matches(Item, []) ->
|
|
Item#listitem{match_all = true};
|
|
parse_matches(Item, Els) ->
|
|
parse_matches1(Item, Els).
|
|
|
|
parse_matches1(Item, []) ->
|
|
Item;
|
|
parse_matches1(Item, [#xmlel{name = message} | Els]) ->
|
|
parse_matches1(Item#listitem{match_message = true}, Els);
|
|
parse_matches1(Item, [#xmlel{name = iq} | Els]) ->
|
|
parse_matches1(Item#listitem{match_iq = true}, Els);
|
|
parse_matches1(Item, [#xmlel{name = 'presence-in'} | Els]) ->
|
|
parse_matches1(Item#listitem{match_presence_in = true}, Els);
|
|
parse_matches1(Item, [#xmlel{name = 'presence-out'} | Els]) ->
|
|
parse_matches1(Item#listitem{match_presence_out = true}, Els);
|
|
parse_matches1(_Item, [#xmlel{} | _Els]) ->
|
|
false.
|
|
|
|
|
|
|
|
%% storage representation to ejabberd representation
|
|
list_data_to_items(Data) ->
|
|
List =
|
|
lists:map(
|
|
fun(Data1) ->
|
|
#listitem{type = Data1#privacy_list_data.type,
|
|
value = Data1#privacy_list_data.value,
|
|
action = Data1#privacy_list_data.action,
|
|
order = Data1#privacy_list_data.order,
|
|
match_all = Data1#privacy_list_data.match_all,
|
|
match_iq = Data1#privacy_list_data.match_iq,
|
|
match_message = Data1#privacy_list_data.match_message,
|
|
match_presence_in = Data1#privacy_list_data.match_presence_in,
|
|
match_presence_out = Data1#privacy_list_data.match_presence_out}
|
|
end, Data),
|
|
SortedList = lists:keysort(#listitem.order, List),
|
|
SortedList.
|
|
|
|
%% ejabberd representation to storage representation
|
|
list_items_to_data(LUser, LServer, Name, List) ->
|
|
lists:map(
|
|
fun(Item) ->
|
|
#privacy_list_data{user_host = {LUser, LServer},
|
|
name = Name,
|
|
type = Item#listitem.type,
|
|
value = Item#listitem.value,
|
|
action = Item#listitem.action,
|
|
order = Item#listitem.order,
|
|
match_all = Item#listitem.match_all,
|
|
match_iq = Item#listitem.match_iq,
|
|
match_message = Item#listitem.match_message,
|
|
match_presence_in = Item#listitem.match_presence_in,
|
|
match_presence_out = Item#listitem.match_presence_out}
|
|
end, List).
|
|
|
|
is_list_needdb(Items) ->
|
|
lists:any(
|
|
fun(X) ->
|
|
case X#listitem.type of
|
|
subscription -> true;
|
|
group -> true;
|
|
_ -> false
|
|
end
|
|
end, Items).
|
|
|
|
get_user_list(_, User, LServerB)
|
|
when is_binary(User), is_binary(LServerB) ->
|
|
LUser = binary_to_list(User),
|
|
LServer = binary_to_list(LServerB),
|
|
F = fun() ->
|
|
case gen_storage:read(LServerB,
|
|
{privacy_default_list, {LUser, LServer}}) of
|
|
[] ->
|
|
#userlist{};
|
|
[#privacy_default_list{name = Default}] ->
|
|
Data = gen_storage:select(LServerB, privacy_list_data,
|
|
[{'=', user_host, {LUser, LServer}},
|
|
{'=', name, Default}]),
|
|
List = list_data_to_items(Data),
|
|
NeedDb = is_list_needdb(List),
|
|
#userlist{name = Default,
|
|
needdb = NeedDb,
|
|
list = List}
|
|
end
|
|
end,
|
|
{atomic, Res} = gen_storage:transaction(LServerB, privacy_default_list, F),
|
|
Res.
|
|
|
|
|
|
%% From is the sender, To is the destination.
|
|
%% If Dir = out, User@Server is the sender account (From).
|
|
%% If Dir = in, User@Server is the destination account (To).
|
|
check_packet(_, User, Server,
|
|
#userlist{list = List, needdb = NeedDb},
|
|
{From, To, #xmlel{name = PName} = El},
|
|
Dir) when
|
|
PName =:= message ;
|
|
PName =:= iq ;
|
|
PName =:= presence ->
|
|
case List of
|
|
[] ->
|
|
allow;
|
|
_ ->
|
|
PType = case PName of
|
|
'message' -> message;
|
|
'iq' -> iq;
|
|
'presence' ->
|
|
case exmpp_xml:get_attribute(El, type, '') of
|
|
%% notification
|
|
'' -> presence;
|
|
'unavailable' -> presence;
|
|
%% subscribe, subscribed, unsubscribe,
|
|
%% unsubscribed, error, probe, or other
|
|
_ -> other
|
|
end
|
|
end,
|
|
PType2 = case {PType, Dir} of
|
|
{message, in} -> message;
|
|
{iq, in} -> iq;
|
|
{presence, in} -> presence_in;
|
|
{presence, out} -> presence_out;
|
|
{_, _} -> other
|
|
end,
|
|
LJID = case Dir of
|
|
in -> From;
|
|
out -> To
|
|
end,
|
|
{Subscription, Groups} =
|
|
case NeedDb of
|
|
true -> ejabberd_hooks:run_fold(roster_get_jid_info,
|
|
exmpp_stringprep:nameprep(Server),
|
|
{none, []},
|
|
[User, Server, LJID]);
|
|
false -> {[], []}
|
|
end,
|
|
check_packet_aux(List, PType2, LJID, Subscription, Groups)
|
|
end.
|
|
|
|
%% Ptype = mesage | iq | presence_in | presence_out | other
|
|
check_packet_aux([], _PType, _JID, _Subscription, _Groups) ->
|
|
allow;
|
|
check_packet_aux([Item | List], PType, JID, Subscription, Groups) ->
|
|
#listitem{type = Type, value = Value, action = Action} = Item,
|
|
case is_ptype_match(Item, PType) of
|
|
true ->
|
|
case Type of
|
|
none ->
|
|
Action;
|
|
_ ->
|
|
case is_type_match(Type, Value,
|
|
JID, Subscription, Groups) of
|
|
true ->
|
|
Action;
|
|
false ->
|
|
check_packet_aux(List, PType,
|
|
JID, Subscription, Groups)
|
|
end
|
|
end;
|
|
false ->
|
|
check_packet_aux(List, PType, JID, Subscription, Groups)
|
|
end.
|
|
|
|
|
|
is_ptype_match(Item, PType) ->
|
|
case Item#listitem.match_all of
|
|
true ->
|
|
true;
|
|
false ->
|
|
case PType of
|
|
message ->
|
|
Item#listitem.match_message;
|
|
iq ->
|
|
Item#listitem.match_iq;
|
|
presence_in ->
|
|
Item#listitem.match_presence_in;
|
|
presence_out ->
|
|
Item#listitem.match_presence_out;
|
|
other ->
|
|
false
|
|
end
|
|
end.
|
|
|
|
|
|
%% TODO: Investigate this: sometimes Value has binaries, other times has strings
|
|
is_type_match(jid, Value, JID, _Subscription, _Groups) ->
|
|
{User, Server, Resource} = exmpp_jid:to_lower(exmpp_jid:parse(Value)),
|
|
((User == undefined) orelse (User == exmpp_jid:prep_node(JID)))
|
|
andalso ((Server == undefined) orelse (Server == exmpp_jid:prep_domain(JID)))
|
|
andalso ((Resource == undefined) orelse (Resource == exmpp_jid:prep_resource(JID)));
|
|
is_type_match(subscription, Value, _JID, Subscription, _Groups) ->
|
|
Value == Subscription;
|
|
is_type_match(group, Value, _JID, _Subscription, Groups) ->
|
|
lists:member(Value, Groups).
|
|
|
|
|
|
%% The ejabberd hook provides the arguments as binaries,
|
|
%% but the mod_privacy internal functions provide them as strings.
|
|
%% Once this module stores information as binaries, this incoherence will be solved.
|
|
remove_user(User, Server) when is_binary(User) and is_binary(Server) ->
|
|
remove_user(binary_to_list(User), binary_to_list(Server));
|
|
remove_user(User, Server) when is_list(User) and is_list(Server) ->
|
|
LUser = exmpp_stringprep:nodeprep(User),
|
|
LServer = exmpp_stringprep:nameprep(Server),
|
|
LServerB = list_to_binary(LServer),
|
|
F = fun() ->
|
|
gen_storage:delete(LServerB, {privacy_list, {LUser, LServer}})
|
|
end,
|
|
case gen_storage:transaction(LServerB, privacy_list, F) of
|
|
{atomic, _} ->
|
|
{result, []};
|
|
_ ->
|
|
{error, 'internal-server-error'}
|
|
end.
|
|
|
|
|
|
updated_list(_,
|
|
#userlist{name = OldName} = Old,
|
|
#userlist{name = NewName} = New) ->
|
|
if
|
|
OldName == NewName ->
|
|
New;
|
|
true ->
|
|
Old
|
|
end.
|
|
|
|
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
|
|
|
update_tables(Host, mnesia) ->
|
|
HostB = list_to_binary(Host),
|
|
gen_storage_migration:migrate_mnesia(
|
|
Host, privacy_default_list,
|
|
[{privacy, [us, default, lists],
|
|
fun({privacy, US, Default, Lists}) ->
|
|
lists:foreach(
|
|
fun({Name, List}) ->
|
|
lists:foreach(
|
|
fun(#listitem{type = Type,
|
|
value = Value,
|
|
action = Action,
|
|
order = Order,
|
|
match_all = MatchAll,
|
|
match_iq = MatchIq,
|
|
match_message = MatchMessage,
|
|
match_presence_in = MatchPresenceIn,
|
|
match_presence_out = MatchPresenceOut}) ->
|
|
ValueBin = convert_value_to_binary(Value),
|
|
gen_storage:write(HostB,
|
|
#privacy_list_data{user_host = US,
|
|
name = Name,
|
|
type = Type,
|
|
value = ValueBin,
|
|
action = Action,
|
|
order = Order,
|
|
match_all = MatchAll,
|
|
match_iq = MatchIq,
|
|
match_message = MatchMessage,
|
|
match_presence_in = MatchPresenceIn,
|
|
match_presence_out = MatchPresenceOut})
|
|
end, List),
|
|
gen_storage:write(HostB,
|
|
#privacy_list{user_host = US,
|
|
name = Name})
|
|
end, Lists),
|
|
if
|
|
is_list(Default) ->
|
|
#privacy_default_list{user_host = US,
|
|
name = Default};
|
|
true -> null
|
|
end
|
|
end}]);
|
|
|
|
update_tables(Host, odbc) ->
|
|
gen_storage_migration:migrate_odbc(
|
|
Host, [privacy_default_list, privacy_list, privacy_list_data],
|
|
[{[{"privacy_list", ["username", "name", "id"]},
|
|
{"privacy_list_data", ["id","t","value","action","ord","match_all","match_iq","match_message",
|
|
"match_presence_in","match_presence_out"]}],
|
|
fun(SELECT, Username, Name, Id) ->
|
|
US = {Username, Host},
|
|
DefaultLists = [#privacy_default_list{user_host = US,
|
|
name = Name}
|
|
|| [_, _] <- SELECT(["username", "name"],
|
|
"privacy_default_list",
|
|
[{"username", Username},
|
|
{"name", Name}])],
|
|
ListData = lists:map(
|
|
fun([SType, SValue, SAction, SOrder, SMatchAll,
|
|
SMatchIQ, SMatchMessage, SMatchPresenceIn,
|
|
SMatchPresenceOut]) ->
|
|
{Type, Value} =
|
|
case SType of
|
|
"n" ->
|
|
{none, none};
|
|
"j" ->
|
|
case exmpp_jid:parse(SValue) of
|
|
JID ->
|
|
{jid, jlib:short_prepd_jid(JID)}
|
|
end;
|
|
"g" ->
|
|
{group, SValue};
|
|
"s" ->
|
|
case SValue of
|
|
"none" ->
|
|
{subscription, none};
|
|
"both" ->
|
|
{subscription, both};
|
|
"from" ->
|
|
{subscription, from};
|
|
"to" ->
|
|
{subscription, to}
|
|
end
|
|
end,
|
|
ValueBin = convert_value_to_binary(Value),
|
|
Action =
|
|
case SAction of
|
|
"a" -> allow;
|
|
"d" -> deny
|
|
end,
|
|
Order = list_to_integer(SOrder),
|
|
MatchAll = ejabberd_odbc:to_bool(SMatchAll),
|
|
MatchIQ = ejabberd_odbc:to_bool(SMatchIQ),
|
|
MatchMessage = ejabberd_odbc:to_bool(SMatchMessage),
|
|
MatchPresenceIn = ejabberd_odbc:to_bool(SMatchPresenceIn),
|
|
MatchPresenceOut = ejabberd_odbc:to_bool(SMatchPresenceOut),
|
|
#privacy_list_data{user_host = US,
|
|
name = Name,
|
|
type = Type,
|
|
value = ValueBin,
|
|
action = Action,
|
|
order = Order,
|
|
match_all = MatchAll,
|
|
match_iq = MatchIQ,
|
|
match_message = MatchMessage,
|
|
match_presence_in = MatchPresenceIn,
|
|
match_presence_out = MatchPresenceOut}
|
|
end, SELECT(["t", "value", "action", "ord", "match_all",
|
|
"match_iq", "match_message", "match_presence_in",
|
|
"match_presence_out"],
|
|
"privacy_list_data",
|
|
[{"id", Id}])),
|
|
[#privacy_list{user_host = US,
|
|
name = Name} | DefaultLists ++ ListData]
|
|
end},
|
|
{"privacy_default_list", ["username", "name"],
|
|
fun(_, Username, Name) ->
|
|
US = {Username, Host},
|
|
[#privacy_default_list{user_host = US,
|
|
name = Name}]
|
|
end}
|
|
]).
|
|
|
|
convert_value_to_binary({U, H, R}) ->
|
|
exmpp_jid:to_binary(U, H, R);
|
|
convert_value_to_binary(Value) when is_list(Value) ->
|
|
list_to_binary(Value);
|
|
convert_value_to_binary(none) ->
|
|
<<"none">>;
|
|
convert_value_to_binary(both) ->
|
|
<<"both">>;
|
|
convert_value_to_binary(from) ->
|
|
<<"from">>;
|
|
convert_value_to_binary(to) ->
|
|
<<"to">>.
|