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xmpp.chapril.org-ejabberd/src/sql_queries.erl

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%%%----------------------------------------------------------------------
%%% File : sql_queries.erl
%%% Author : Mickael Remond <mremond@process-one.net>
%%% Purpose : ODBC queries dependind on back-end
%%% Created : by Mickael Remond <mremond@process-one.net>
%%%
%%%
%%% ejabberd, Copyright (C) 2002-2016 ProcessOne
%%%
%%% This program is free software; you can redistribute it and/or
%%% modify it under the terms of the GNU General Public License as
%%% published by the Free Software Foundation; either version 2 of the
%%% License, or (at your option) any later version.
%%%
%%% This program is distributed in the hope that it will be useful,
%%% but WITHOUT ANY WARRANTY; without even the implied warranty of
%%% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
%%% General Public License for more details.
%%%
%%% You should have received a copy of the GNU General Public License along
%%% with this program; if not, write to the Free Software Foundation, Inc.,
%%% 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
%%%
%%%----------------------------------------------------------------------
-module(sql_queries).
-compile([{parse_transform, ejabberd_sql_pt}]).
-behaviour(ejabberd_config).
-author("mremond@process-one.net").
-export([get_db_type/0, update/5, update_t/4,
sql_transaction/2, get_last/2, set_last_t/4, del_last/2,
get_password/2, get_password_scram/2, set_password_t/3,
set_password_scram_t/6, add_user/3, add_user_scram/6,
del_user/2, del_user_return_password/3, list_users/1,
list_users/2, users_number/1, users_number/2,
add_spool_sql/2, add_spool/2, get_and_del_spool_msg_t/2,
del_spool_msg/2, get_roster/2, get_roster_jid_groups/2,
get_roster_groups/3, del_user_roster_t/2,
get_roster_by_jid/3, get_rostergroup_by_jid/3,
del_roster/3, del_roster_sql/2, update_roster/5,
update_roster_sql/2, roster_subscribe/1,
get_subscription/3, set_private_data/4,
set_private_data_sql/3, get_private_data/3,
get_private_data/2, del_user_private_storage/2,
get_default_privacy_list/2,
get_default_privacy_list_t/1, get_privacy_list_names/2,
get_privacy_list_names_t/1, get_privacy_list_id/3,
get_privacy_list_id_t/2, get_privacy_list_data/3,
get_privacy_list_data_by_id/2,
get_privacy_list_data_t/2,
get_privacy_list_data_by_id_t/1,
set_default_privacy_list/2,
unset_default_privacy_list/2, remove_privacy_list/2,
add_privacy_list/2, set_privacy_list/2,
del_privacy_lists/2, set_vcard/26, get_vcard/2,
escape/1, count_records_where/3, get_roster_version/2,
set_roster_version/2, opt_type/1]).
-include("ejabberd.hrl").
-include("logger.hrl").
-include("ejabberd_sql_pt.hrl").
%% Almost a copy of string:join/2.
%% We use this version because string:join/2 is relatively
%% new function (introduced in R12B-0).
join([], _Sep) -> [];
join([H | T], Sep) -> [H, [[Sep, X] || X <- T]].
get_db_type() -> generic.
%% Safe atomic update.
update_t(Table, Fields, Vals, Where) ->
UPairs = lists:zipwith(fun (A, B) ->
<<A/binary, "='", B/binary, "'">>
end,
Fields, Vals),
case ejabberd_sql:sql_query_t([<<"update ">>, Table,
<<" set ">>, join(UPairs, <<", ">>),
<<" where ">>, Where, <<";">>])
of
{updated, 1} -> ok;
_ ->
Res = ejabberd_sql:sql_query_t([<<"insert into ">>, Table,
<<"(">>, join(Fields, <<", ">>),
<<") values ('">>, join(Vals, <<"', '">>),
<<"');">>]),
case Res of
{updated,1} -> ok;
_ -> Res
end
end.
update(LServer, Table, Fields, Vals, Where) ->
UPairs = lists:zipwith(fun (A, B) ->
<<A/binary, "='", B/binary, "'">>
end,
Fields, Vals),
case ejabberd_sql:sql_query(LServer,
[<<"update ">>, Table, <<" set ">>,
join(UPairs, <<", ">>), <<" where ">>, Where,
<<";">>])
of
{updated, 1} -> ok;
_ ->
Res = ejabberd_sql:sql_query(LServer,
[<<"insert into ">>, Table, <<"(">>,
join(Fields, <<", ">>), <<") values ('">>,
join(Vals, <<"', '">>), <<"');">>]),
case Res of
{updated,1} -> ok;
_ -> Res
end
end.
%% F can be either a fun or a list of queries
%% TODO: We should probably move the list of queries transaction
%% wrapper from the ejabberd_sql module to this one (sql_queries)
sql_transaction(LServer, F) ->
ejabberd_sql:sql_transaction(LServer, F).
get_last(LServer, LUser) ->
ejabberd_sql:sql_query(
LServer,
?SQL("select @(seconds)d, @(state)s from last"
" where username=%(LUser)s")).
set_last_t(LServer, LUser, TimeStamp, Status) ->
?SQL_UPSERT(LServer, "last",
["!username=%(LUser)s",
"seconds=%(TimeStamp)d",
"state=%(Status)s"]).
del_last(LServer, LUser) ->
ejabberd_sql:sql_query(
LServer,
?SQL("delete from last where username=%(LUser)s")).
get_password(LServer, LUser) ->
ejabberd_sql:sql_query(
LServer,
?SQL("select @(password)s from users where username=%(LUser)s")).
get_password_scram(LServer, LUser) ->
ejabberd_sql:sql_query(
LServer,
?SQL("select @(password)s, @(serverkey)s, @(salt)s, @(iterationcount)d"
" from users"
" where username=%(LUser)s")).
set_password_t(LServer, LUser, Password) ->
ejabberd_sql:sql_transaction(
LServer,
fun () ->
?SQL_UPSERT_T(
"users",
["!username=%(LUser)s",
"password=%(Password)s"])
end).
set_password_scram_t(LServer, LUser,
StoredKey, ServerKey, Salt, IterationCount) ->
ejabberd_sql:sql_transaction(
LServer,
fun () ->
?SQL_UPSERT_T(
"users",
["!username=%(LUser)s",
"password=%(StoredKey)s",
"serverkey=%(ServerKey)s",
"salt=%(Salt)s",
"iterationcount=%(IterationCount)d"])
end).
add_user(LServer, LUser, Password) ->
ejabberd_sql:sql_query(
LServer,
?SQL("insert into users(username, password) "
"values (%(LUser)s, %(Password)s)")).
add_user_scram(LServer, LUser,
StoredKey, ServerKey, Salt, IterationCount) ->
ejabberd_sql:sql_query(
LServer,
?SQL("insert into users(username, password, serverkey, salt, "
"iterationcount) "
"values (%(LUser)s, %(StoredKey)s, %(ServerKey)s,"
" %(Salt)s, %(IterationCount)d)")).
del_user(LServer, LUser) ->
ejabberd_sql:sql_query(
LServer,
?SQL("delete from users where username=%(LUser)s")).
del_user_return_password(_LServer, LUser, Password) ->
P =
ejabberd_sql:sql_query_t(
?SQL("select @(password)s from users where username=%(LUser)s")),
ejabberd_sql:sql_query_t(
?SQL("delete from users"
" where username=%(LUser)s and password=%(Password)s")),
P.
list_users(LServer) ->
ejabberd_sql:sql_query(
LServer,
?SQL("select @(username)s from users")).
list_users(LServer, [{from, Start}, {to, End}])
when is_integer(Start) and is_integer(End) ->
list_users(LServer,
[{limit, End - Start + 1}, {offset, Start - 1}]);
list_users(LServer,
[{prefix, Prefix}, {from, Start}, {to, End}])
when is_binary(Prefix) and is_integer(Start) and
is_integer(End) ->
list_users(LServer,
[{prefix, Prefix}, {limit, End - Start + 1},
{offset, Start - 1}]);
list_users(LServer, [{limit, Limit}, {offset, Offset}])
when is_integer(Limit) and is_integer(Offset) ->
ejabberd_sql:sql_query(
LServer,
?SQL("select @(username)s from users "
"order by username "
"limit %(Limit)d offset %(Offset)d"));
list_users(LServer,
[{prefix, Prefix}, {limit, Limit}, {offset, Offset}])
when is_binary(Prefix) and is_integer(Limit) and
is_integer(Offset) ->
SPrefix = ejabberd_sql:escape_like_arg_circumflex(Prefix),
SPrefix2 = <<SPrefix/binary, $%>>,
ejabberd_sql:sql_query(
LServer,
?SQL("select @(username)s from users "
"where username like %(SPrefix2)s escape '^' "
"order by username "
"limit %(Limit)d offset %(Offset)d")).
users_number(LServer) ->
ejabberd_sql:sql_query(
LServer,
fun(pgsql, _) ->
case
ejabberd_config:get_option(
{pgsql_users_number_estimate, LServer},
fun(V) when is_boolean(V) -> V end,
false) of
true ->
ejabberd_sql:sql_query_t(
?SQL("select @(reltuples :: bigint)d from pg_class"
" where oid = 'users'::regclass::oid"));
_ ->
ejabberd_sql:sql_query_t(
?SQL("select @(count(*))d from users"))
end;
(_Type, _) ->
ejabberd_sql:sql_query_t(
?SQL("select @(count(*))d from users"))
end).
users_number(LServer, [{prefix, Prefix}])
when is_binary(Prefix) ->
SPrefix = ejabberd_sql:escape_like_arg_circumflex(Prefix),
SPrefix2 = <<SPrefix/binary, $%>>,
ejabberd_sql:sql_query(
LServer,
?SQL("select @(count(*))d from users "
"where username like %(SPrefix2)s escape '^'"));
users_number(LServer, []) ->
users_number(LServer).
add_spool_sql(LUser, XML) ->
?SQL("insert into spool(username, xml) values (%(LUser)s, %(XML)s)").
add_spool(LServer, Queries) ->
ejabberd_sql:sql_transaction(LServer, Queries).
get_and_del_spool_msg_t(LServer, LUser) ->
F = fun () ->
Result =
ejabberd_sql:sql_query_t(
?SQL("select @(username)s, @(xml)s from spool where "
"username=%(LUser)s order by seq;")),
ejabberd_sql:sql_query_t(
?SQL("delete from spool where username=%(LUser)s;")),
Result
end,
ejabberd_sql:sql_transaction(LServer, F).
del_spool_msg(LServer, LUser) ->
ejabberd_sql:sql_query(
LServer,
?SQL("delete from spool where username=%(LUser)s")).
get_roster(LServer, LUser) ->
ejabberd_sql:sql_query(
LServer,
?SQL("select @(username)s, @(jid)s, @(nick)s, @(subscription)s, "
"@(ask)s, @(askmessage)s, @(server)s, @(subscribe)s, "
"@(type)s from rosterusers where username=%(LUser)s")).
get_roster_jid_groups(LServer, LUser) ->
ejabberd_sql:sql_query(
LServer,
?SQL("select @(jid)s, @(grp)s from rostergroups where "
"username=%(LUser)s")).
get_roster_groups(_LServer, LUser, SJID) ->
ejabberd_sql:sql_query_t(
?SQL("select @(grp)s from rostergroups"
" where username=%(LUser)s and jid=%(SJID)s")).
del_user_roster_t(LServer, LUser) ->
ejabberd_sql:sql_transaction(
LServer,
fun () ->
ejabberd_sql:sql_query_t(
?SQL("delete from rosterusers where username=%(LUser)s")),
ejabberd_sql:sql_query_t(
?SQL("delete from rostergroups where username=%(LUser)s"))
end).
get_roster_by_jid(_LServer, LUser, SJID) ->
ejabberd_sql:sql_query_t(
?SQL("select @(username)s, @(jid)s, @(nick)s, @(subscription)s,"
" @(ask)s, @(askmessage)s, @(server)s, @(subscribe)s,"
" @(type)s from rosterusers"
" where username=%(LUser)s and jid=%(SJID)s")).
get_rostergroup_by_jid(LServer, LUser, SJID) ->
ejabberd_sql:sql_query(
LServer,
?SQL("select @(grp)s from rostergroups"
" where username=%(LUser)s and jid=%(SJID)s")).
del_roster(_LServer, LUser, SJID) ->
ejabberd_sql:sql_query_t(
?SQL("delete from rosterusers"
" where username=%(LUser)s and jid=%(SJID)s")),
ejabberd_sql:sql_query_t(
?SQL("delete from rostergroups"
" where username=%(LUser)s and jid=%(SJID)s")).
del_roster_sql(Username, SJID) ->
[[<<"delete from rosterusers where "
"username='">>,
Username, <<"' and jid='">>, SJID, <<"';">>],
[<<"delete from rostergroups where "
"username='">>,
Username, <<"' and jid='">>, SJID, <<"';">>]].
update_roster(_LServer, LUser, SJID, ItemVals,
ItemGroups) ->
roster_subscribe(ItemVals),
ejabberd_sql:sql_query_t(
?SQL("delete from rostergroups"
" where username=%(LUser)s and jid=%(SJID)s")),
lists:foreach(
fun(ItemGroup) ->
ejabberd_sql:sql_query_t(
?SQL("insert into rostergroups(username, jid, grp) "
"values (%(LUser)s, %(SJID)s, %(ItemGroup)s)"))
end,
ItemGroups).
update_roster_sql({LUser, SJID, Name, SSubscription, SAsk, AskMessage},
ItemGroups) ->
[?SQL("delete from rosterusers where"
" username=%(LUser)s and jid=%(SJID)s;"),
?SQL("insert into rosterusers("
" username, jid, nick,"
" subscription, ask, askmessage,"
" server, subscribe, type) "
"values ("
"%(LUser)s, "
"%(SJID)s, "
"%(Name)s, "
"%(SSubscription)s, "
"%(SAsk)s, "
"%(AskMessage)s, "
"'N', '', 'item');"),
?SQL("delete from rostergroups where"
" username=%(LUser)s and jid=%(SJID)s;")]
++
[?SQL("insert into rostergroups(username, jid, grp) "
"values (%(LUser)s, %(SJID)s, %(ItemGroup)s)")
|| ItemGroup <- ItemGroups].
roster_subscribe({LUser, SJID, Name, SSubscription, SAsk, AskMessage}) ->
?SQL_UPSERT_T(
"rosterusers",
["!username=%(LUser)s",
"!jid=%(SJID)s",
"nick=%(Name)s",
"subscription=%(SSubscription)s",
"ask=%(SAsk)s",
"askmessage=%(AskMessage)s",
"server='N'",
"subscribe=''",
"type='item'"]).
get_subscription(LServer, LUser, SJID) ->
ejabberd_sql:sql_query(
LServer,
?SQL("select @(subscription)s from rosterusers "
"where username=%(LUser)s and jid=%(SJID)s")).
set_private_data(_LServer, LUser, XMLNS, SData) ->
?SQL_UPSERT_T(
"private_storage",
["!username=%(LUser)s",
"!namespace=%(XMLNS)s",
"data=%(SData)s"]).
set_private_data_sql(LUser, XMLNS, SData) ->
[?SQL("delete from private_storage where"
" username=%(LUser)s and namespace=%(XMLNS)s;"),
?SQL("insert into private_storage(username, "
"namespace, data) values ("
"%(LUser)s, %(XMLNS)s, %(SData)s);")].
get_private_data(LServer, LUser, XMLNS) ->
ejabberd_sql:sql_query(
LServer,
?SQL("select @(data)s from private_storage"
" where username=%(LUser)s and namespace=%(XMLNS)s")).
get_private_data(LServer, LUser) ->
ejabberd_sql:sql_query(
LServer,
?SQL("select @(namespace)s, @(data)s from private_storage"
" where username=%(LUser)s")).
del_user_private_storage(LServer, LUser) ->
ejabberd_sql:sql_query(
LServer,
?SQL("delete from private_storage"
" where username=%(LUser)s")).
set_vcard(LServer, LUser, BDay, CTRY, EMail, FN,
Family, Given, LBDay, LCTRY, LEMail, LFN,
LFamily, LGiven, LLocality, LMiddle, LNickname,
LOrgName, LOrgUnit, Locality, Middle, Nickname,
OrgName, OrgUnit, SVCARD, User) ->
ejabberd_sql:sql_transaction(
LServer,
fun() ->
?SQL_UPSERT(LServer, "vcard",
["!username=%(LUser)s",
"vcard=%(SVCARD)s"]),
?SQL_UPSERT(LServer, "vcard_search",
["username=%(User)s",
"!lusername=%(LUser)s",
"fn=%(FN)s",
"lfn=%(LFN)s",
"family=%(Family)s",
"lfamily=%(LFamily)s",
"given=%(Given)s",
"lgiven=%(LGiven)s",
"middle=%(Middle)s",
"lmiddle=%(LMiddle)s",
"nickname=%(Nickname)s",
"lnickname=%(LNickname)s",
"bday=%(BDay)s",
"lbday=%(LBDay)s",
"ctry=%(CTRY)s",
"lctry=%(LCTRY)s",
"locality=%(Locality)s",
"llocality=%(LLocality)s",
"email=%(EMail)s",
"lemail=%(LEMail)s",
"orgname=%(OrgName)s",
"lorgname=%(LOrgName)s",
"orgunit=%(OrgUnit)s",
"lorgunit=%(LOrgUnit)s"])
end).
get_vcard(LServer, LUser) ->
ejabberd_sql:sql_query(
LServer,
?SQL("select @(vcard)s from vcard where username=%(LUser)s")).
get_default_privacy_list(LServer, LUser) ->
ejabberd_sql:sql_query(
LServer,
?SQL("select @(name)s from privacy_default_list "
"where username=%(LUser)s")).
get_default_privacy_list_t(LUser) ->
ejabberd_sql:sql_query_t(
?SQL("select @(name)s from privacy_default_list "
"where username=%(LUser)s")).
get_privacy_list_names(LServer, LUser) ->
ejabberd_sql:sql_query(
LServer,
?SQL("select @(name)s from privacy_list"
" where username=%(LUser)s")).
get_privacy_list_names_t(LUser) ->
ejabberd_sql:sql_query_t(
?SQL("select @(name)s from privacy_list"
" where username=%(LUser)s")).
get_privacy_list_id(LServer, LUser, Name) ->
ejabberd_sql:sql_query(
LServer,
?SQL("select @(id)d from privacy_list"
" where username=%(LUser)s and name=%(Name)s")).
get_privacy_list_id_t(LUser, Name) ->
ejabberd_sql:sql_query_t(
?SQL("select @(id)d from privacy_list"
" where username=%(LUser)s and name=%(Name)s")).
get_privacy_list_data(LServer, LUser, Name) ->
ejabberd_sql:sql_query(
LServer,
?SQL("select @(t)s, @(value)s, @(action)s, @(ord)d, @(match_all)b, "
"@(match_iq)b, @(match_message)b, @(match_presence_in)b, "
"@(match_presence_out)b from privacy_list_data "
"where id ="
" (select id from privacy_list"
" where username=%(LUser)s and name=%(Name)s) "
"order by ord")).
%% Not used?
get_privacy_list_data_t(LUser, Name) ->
ejabberd_sql:sql_query_t(
?SQL("select @(t)s, @(value)s, @(action)s, @(ord)d, @(match_all)b, "
"@(match_iq)b, @(match_message)b, @(match_presence_in)b, "
"@(match_presence_out)b from privacy_list_data "
"where id ="
" (select id from privacy_list"
" where username=%(LUser)s and name=%(Name)s) "
"order by ord")).
get_privacy_list_data_by_id(LServer, ID) ->
ejabberd_sql:sql_query(
LServer,
?SQL("select @(t)s, @(value)s, @(action)s, @(ord)d, @(match_all)b, "
"@(match_iq)b, @(match_message)b, @(match_presence_in)b, "
"@(match_presence_out)b from privacy_list_data "
"where id=%(ID)d order by ord")).
get_privacy_list_data_by_id_t(ID) ->
ejabberd_sql:sql_query_t(
?SQL("select @(t)s, @(value)s, @(action)s, @(ord)d, @(match_all)b, "
"@(match_iq)b, @(match_message)b, @(match_presence_in)b, "
"@(match_presence_out)b from privacy_list_data "
"where id=%(ID)d order by ord")).
set_default_privacy_list(LUser, Name) ->
?SQL_UPSERT_T(
"privacy_default_list",
["!username=%(LUser)s",
"name=%(Name)s"]).
unset_default_privacy_list(LServer, LUser) ->
ejabberd_sql:sql_query(
LServer,
?SQL("delete from privacy_default_list"
" where username=%(LUser)s")).
remove_privacy_list(LUser, Name) ->
ejabberd_sql:sql_query_t(
?SQL("delete from privacy_list where"
" username=%(LUser)s and name=%(Name)s")).
add_privacy_list(LUser, Name) ->
ejabberd_sql:sql_query_t(
?SQL("insert into privacy_list(username, name) "
"values (%(LUser)s, %(Name)s)")).
set_privacy_list(ID, RItems) ->
ejabberd_sql:sql_query_t(
?SQL("delete from privacy_list_data where id=%(ID)d")),
lists:foreach(
fun({SType, SValue, SAction, Order, MatchAll, MatchIQ,
MatchMessage, MatchPresenceIn, MatchPresenceOut}) ->
ejabberd_sql:sql_query_t(
?SQL("insert into privacy_list_data(id, t, "
"value, action, ord, match_all, match_iq, "
"match_message, match_presence_in, match_presence_out) "
"values (%(ID)d, %(SType)s, %(SValue)s, %(SAction)s,"
" %(Order)d, %(MatchAll)b, %(MatchIQ)b,"
" %(MatchMessage)b, %(MatchPresenceIn)b,"
" %(MatchPresenceOut)b)"))
end,
RItems).
del_privacy_lists(LServer, LUser) ->
ejabberd_sql:sql_query(
LServer,
?SQL("delete from privacy_list where username=%(LUser)s")),
%US = <<LUser/binary, "@", LServer/binary>>,
%ejabberd_sql:sql_query(
% LServer,
% ?SQL("delete from privacy_list_data where value=%(US)s")),
ejabberd_sql:sql_query(
LServer,
?SQL("delete from privacy_default_list where username=%(LUser)s")).
%% Characters to escape
escape($\000) -> <<"\\0">>;
escape($\n) -> <<"\\n">>;
escape($\t) -> <<"\\t">>;
escape($\b) -> <<"\\b">>;
escape($\r) -> <<"\\r">>;
escape($') -> <<"''">>;
escape($") -> <<"\\\"">>;
escape($\\) -> <<"\\\\">>;
escape(C) -> <<C>>.
%% Count number of records in a table given a where clause
count_records_where(LServer, Table, WhereClause) ->
ejabberd_sql:sql_query(LServer,
[<<"select count(*) from ">>, Table, <<" ">>,
WhereClause, <<";">>]).
get_roster_version(LServer, LUser) ->
ejabberd_sql:sql_query(
LServer,
?SQL("select @(version)s from roster_version"
" where username = %(LUser)s")).
set_roster_version(LUser, Version) ->
?SQL_UPSERT_T(
"roster_version",
["!username=%(LUser)s",
"version=%(Version)s"]).
opt_type(sql_type) ->
fun (pgsql) -> pgsql;
(mysql) -> mysql;
(sqlite) -> sqlite;
(mssql) -> mssql;
(odbc) -> odbc
end;
opt_type(pgsql_users_number_estimate) ->
fun (V) when is_boolean(V) -> V end;
opt_type(_) -> [sql_type, pgsql_users_number_estimate].
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