mirror of
https://github.com/processone/ejabberd.git
synced 2024-10-03 14:45:16 +02:00
206b5cd2fb
SVN Revision: 10
158 lines
3.8 KiB
Erlang
158 lines
3.8 KiB
Erlang
%%%----------------------------------------------------------------------
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%%% File : jlib.erl
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%%% Author : Alexey Shchepin <alexey@sevcom.net>
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%%% Purpose :
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%%% Created : 23 Nov 2002 by Alexey Shchepin <alexey@sevcom.net>
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%%% Id : $Id$
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%%%----------------------------------------------------------------------
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-module(jlib).
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-author('alexey@sevcom.net').
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-vsn('$Revision$ ').
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-export([make_result_iq_reply/1,
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make_error_reply/3,
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make_correct_from_to_attrs/3,
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replace_from_to_attrs/3,
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string_to_jid/1,
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jid_to_string/1,
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tolower/1]).
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%send_iq(From, To, ID, SubTags) ->
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% ok.
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make_result_iq_reply({xmlelement, Name, Attrs, SubTags}) ->
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NewAttrs = make_result_iq_reply_attrs(Attrs),
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{xmlelement, Name, NewAttrs, SubTags}.
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make_result_iq_reply_attrs(Attrs) ->
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To = xml:get_attr("to", Attrs),
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From = xml:get_attr("from", Attrs),
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Attrs1 = lists:keydelete("to", 1, Attrs),
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Attrs2 = lists:keydelete("from", 1, Attrs1),
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Attrs3 = case To of
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{value, ToVal} ->
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[{"from", ToVal} | Attrs2];
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_ ->
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Attrs2
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end,
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Attrs4 = case From of
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{value, FromVal} ->
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[{"to", FromVal} | Attrs3];
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_ ->
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Attrs3
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end,
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Attrs5 = lists:keydelete("type", 1, Attrs4),
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Attrs6 = [{"type", "result"} | Attrs5],
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Attrs6.
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make_error_reply({xmlelement, Name, Attrs, SubTags}, Code, Desc) ->
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NewAttrs = make_error_reply_attrs(Attrs),
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{xmlelement, Name, NewAttrs, SubTags ++ [{xmlelement, "error",
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[{"code", Code}],
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[{xmlcdata, Desc}]}]}.
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make_error_reply_attrs(Attrs) ->
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To = xml:get_attr("to", Attrs),
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From = xml:get_attr("from", Attrs),
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Attrs1 = lists:keydelete("to", 1, Attrs),
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Attrs2 = lists:keydelete("from", 1, Attrs1),
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Attrs3 = case To of
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{value, ToVal} ->
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[{"from", ToVal} | Attrs2];
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_ ->
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Attrs2
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end,
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Attrs4 = case From of
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{value, FromVal} ->
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[{"to", FromVal} | Attrs3];
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_ ->
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Attrs3
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end,
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Attrs5 = lists:keydelete("type", 1, Attrs4),
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Attrs6 = [{"type", "error"} | Attrs5],
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Attrs6.
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make_correct_from_to_attrs(From, To, Attrs) ->
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Attrs1 = lists:keydelete("from", 1, Attrs),
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Attrs2 = case xml:get_attr("to", Attrs) of
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{value, _} ->
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Attrs1;
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_ ->
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[{"to", To} | Attrs1]
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end,
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Attrs3 = [{"from", From} | Attrs2],
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Attrs3.
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replace_from_to_attrs(From, To, Attrs) ->
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Attrs1 = lists:keydelete("to", 1, Attrs),
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Attrs2 = lists:keydelete("from", 1, Attrs1),
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Attrs3 = [{"to", To} | Attrs2],
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Attrs4 = [{"from", From} | Attrs3],
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Attrs4.
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string_to_jid(J) ->
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string_to_jid1(J, "").
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string_to_jid1([$@ | J], "") ->
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error;
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string_to_jid1([$@ | J], N) ->
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string_to_jid2(J, lists:reverse(N), "");
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string_to_jid1([$/ | J], "") ->
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error;
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string_to_jid1([$/ | J], N) ->
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string_to_jid3(J, "", lists:reverse(N), "");
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string_to_jid1([C | J], N) ->
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string_to_jid1(J, [C | N]);
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string_to_jid1([], "") ->
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error;
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string_to_jid1([], N) ->
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{"", lists:reverse(N), ""}.
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string_to_jid2([$/ | J], N, "") ->
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error;
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string_to_jid2([$/ | J], N, S) ->
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string_to_jid3(J, N, lists:reverse(S), "");
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string_to_jid2([C | J], N, S) ->
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string_to_jid2(J, N, [C | S]);
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string_to_jid2([], N, "") ->
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error;
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string_to_jid2([], N, S) ->
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{N, lists:reverse(S), ""}.
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string_to_jid3([C | J], N, S, R) ->
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string_to_jid3(J, N, S, [C | R]);
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string_to_jid3([], N, S, R) ->
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{N, S, lists:reverse(R)}.
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jid_to_string({Node, Server, Resource}) ->
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S1 = case Node of
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"" ->
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"";
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_ ->
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Node ++ "@"
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end,
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S2 = S1 ++ Server,
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S3 = case Resource of
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"" ->
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S2;
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_ ->
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S2 ++ "/" ++ Resource
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end,
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S3.
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% TODO: UNICODE support
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tolower_c(C) when C >= $A, C =< $Z ->
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C + 32;
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tolower_c(C) ->
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C.
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tolower(S) ->
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lists:map(fun tolower_c/1, S).
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