158 lines
4.7 KiB
Erlang
158 lines
4.7 KiB
Erlang
%% Created automatically by xdata generator (xdata_codec.erl)
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%% Source: pubsub_publish_options.xdata
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%% Form type: http://jabber.org/protocol/pubsub#publish-options
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%% Document: XEP-0060
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-module(pubsub_publish_options).
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-export([decode/1, decode/2, encode/1, encode/2,
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format_error/1]).
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-include("xmpp_codec.hrl").
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-include("pubsub_publish_options.hrl").
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-export_type([property/0, result/0, form/0]).
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dec_enum(Val, Enums) ->
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AtomVal = erlang:binary_to_existing_atom(Val, utf8),
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case lists:member(AtomVal, Enums) of
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true -> AtomVal
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end.
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enc_enum(Atom) -> erlang:atom_to_binary(Atom, utf8).
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format_error({form_type_mismatch, Type}) ->
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<<"FORM_TYPE doesn't match '", Type/binary, "'">>;
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format_error({bad_var_value, Var, Type}) ->
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<<"Bad value of field '", Var/binary, "' of type '",
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Type/binary, "'">>;
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format_error({missing_value, Var, Type}) ->
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<<"Missing value of field '", Var/binary, "' of type '",
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Type/binary, "'">>;
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format_error({too_many_values, Var, Type}) ->
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<<"Too many values for field '", Var/binary,
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"' of type '", Type/binary, "'">>;
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format_error({unknown_var, Var, Type}) ->
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<<"Unknown field '", Var/binary, "' of type '",
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Type/binary, "'">>;
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format_error({missing_required_var, Var, Type}) ->
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<<"Missing required field '", Var/binary, "' of type '",
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Type/binary, "'">>.
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decode(Fs) -> decode(Fs, []).
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decode(Fs, Acc) ->
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case lists:keyfind(<<"FORM_TYPE">>, #xdata_field.var,
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Fs)
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of
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false -> decode(Fs, Acc, []);
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#xdata_field{values =
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[<<"http://jabber.org/protocol/pubsub#publish-opt"
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"ions">>]} ->
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decode(Fs, Acc, []);
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_ ->
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erlang:error({?MODULE,
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{form_type_mismatch,
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<<"http://jabber.org/protocol/pubsub#publish-opt"
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"ions">>}})
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end.
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encode(Cfg) -> encode(Cfg, fun (Text) -> Text end).
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encode(List, Translate) when is_list(List) ->
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Fs = [case Opt of
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{access_model, Val} ->
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[encode_access_model(Val, default, Translate)];
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{access_model, Val, Opts} ->
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[encode_access_model(Val, Opts, Translate)];
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#xdata_field{} -> [Opt];
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_ -> []
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end
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|| Opt <- List],
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FormType = #xdata_field{var = <<"FORM_TYPE">>,
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type = hidden,
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values =
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[<<"http://jabber.org/protocol/pubsub#publish-opt"
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"ions">>]},
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[FormType | lists:flatten(Fs)].
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decode([#xdata_field{var = <<"pubsub#access_model">>,
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values = [Value]}
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| Fs],
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Acc, Required) ->
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try dec_enum(Value,
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[authorize, open, presence, roster, whitelist])
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of
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Result ->
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decode(Fs, [{access_model, Result} | Acc],
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lists:delete(<<"pubsub#access_model">>, Required))
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catch
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_:_ ->
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erlang:error({?MODULE,
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{bad_var_value, <<"pubsub#access_model">>,
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<<"http://jabber.org/protocol/pubsub#publish-opt"
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"ions">>}})
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end;
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decode([#xdata_field{var = <<"pubsub#access_model">>,
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values = []} =
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F
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| Fs],
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Acc, Required) ->
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decode([F#xdata_field{var = <<"pubsub#access_model">>,
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values = [<<>>]}
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| Fs],
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Acc, Required);
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decode([#xdata_field{var = <<"pubsub#access_model">>}
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| _],
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_, _) ->
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erlang:error({?MODULE,
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{too_many_values, <<"pubsub#access_model">>,
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<<"http://jabber.org/protocol/pubsub#publish-opt"
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"ions">>}});
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decode([#xdata_field{var = Var} | Fs], Acc, Required) ->
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if Var /= <<"FORM_TYPE">> ->
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erlang:error({?MODULE,
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{unknown_var, Var,
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<<"http://jabber.org/protocol/pubsub#publish-opt"
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"ions">>}});
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true -> decode(Fs, Acc, Required)
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end;
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decode([], _, [Var | _]) ->
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erlang:error({?MODULE,
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{missing_required_var, Var,
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<<"http://jabber.org/protocol/pubsub#publish-opt"
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"ions">>}});
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decode([], Acc, []) -> Acc.
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encode_access_model(Value, Options, Translate) ->
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Values = case Value of
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undefined -> [];
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Value -> [enc_enum(Value)]
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end,
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Opts = if Options == default ->
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[#xdata_option{label =
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Translate(<<"Access model of authorize">>),
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value = <<"authorize">>},
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#xdata_option{label =
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Translate(<<"Access model of open">>),
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value = <<"open">>},
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#xdata_option{label =
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Translate(<<"Access model of presence">>),
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value = <<"presence">>},
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#xdata_option{label =
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Translate(<<"Access model of roster">>),
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value = <<"roster">>},
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#xdata_option{label =
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Translate(<<"Access model of whitelist">>),
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value = <<"whitelist">>}];
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true ->
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[#xdata_option{label = Translate(L),
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value = enc_enum(V)}
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|| {L, V} <- Options]
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end,
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#xdata_field{var = <<"pubsub#access_model">>,
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values = Values, required = false, type = 'list-single',
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options = Opts, desc = <<>>,
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label = Translate(<<"Specify the access model">>)}.
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