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

613 lines
27 KiB
Erlang

%%%----------------------------------------------------------------------
%%% File : ejabberd_commands_doc.erl
%%% Author : Badlop <badlop@process-one.net>
%%% Purpose : Management of ejabberd commands
%%% Created : 20 May 2008 by Badlop <badlop@process-one.net>
%%%
%%%
%%% ejabberd, Copyright (C) 2002-2021 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(ejabberd_commands_doc).
-author('pawel@process-one.net').
-export([generate_html_output/3]).
-export([generate_md_output/3]).
-include("ejabberd_commands.hrl").
-define(RAW(V), if HTMLOutput -> fxml:crypt(iolist_to_binary(V)); true -> iolist_to_binary(V) end).
-define(TAG(N), if HTMLOutput -> [<<"<", ??N, "/>">>]; true -> md_tag(N, <<"">>) end).
-define(TAG(N, V), if HTMLOutput -> [<<"<", ??N, ">">>, V, <<"</", ??N, ">">>]; true -> md_tag(N, V) end).
-define(TAG(N, C, V), if HTMLOutput -> [<<"<", ??N, " class='", C, "'>">>, V, <<"</", ??N, ">">>]; true -> md_tag(N, V) end).
-define(TAG_R(N, V), ?TAG(N, ?RAW(V))).
-define(TAG_R(N, C, V), ?TAG(N, C, ?RAW(V))).
-define(SPAN(N, V), ?TAG_R(span, ??N, V)).
-define(STR(A), ?SPAN(str,[<<"\"">>, A, <<"\"">>])).
-define(NUM(A), ?SPAN(num,integer_to_binary(A))).
-define(FIELD(A), ?SPAN(field,A)).
-define(ID(A), ?SPAN(id,A)).
-define(OP(A), ?SPAN(op,A)).
-define(ARG(A), ?FIELD(atom_to_list(A))).
-define(KW(A), ?SPAN(kw,A)).
-define(BR, <<"\n">>).
-define(ARG_S(A), ?STR(atom_to_list(A))).
-define(RAW_L(A), ?RAW(<<A>>)).
-define(STR_L(A), ?STR(<<A>>)).
-define(FIELD_L(A), ?FIELD(<<A>>)).
-define(ID_L(A), ?ID(<<A>>)).
-define(OP_L(A), ?OP(<<A>>)).
-define(KW_L(A), ?KW(<<A>>)).
-define(STR_A(A), ?STR(atom_to_list(A))).
-define(ID_A(A), ?ID(atom_to_list(A))).
list_join_with([], _M) ->
[];
list_join_with([El|Tail], M) ->
lists:reverse(lists:foldl(fun(E, Acc) ->
[E, M | Acc]
end, [El], Tail)).
md_tag(dt, V) ->
[<<"- ">>, V];
md_tag(dd, V) ->
[<<" : ">>, V, <<"\n">>];
md_tag(li, V) ->
[<<"- ">>, V, <<"\n">>];
md_tag(pre, V) ->
[V, <<"\n">>];
md_tag(p, V) ->
[<<"\n\n">>, V, <<"\n">>];
md_tag(h1, V) ->
[<<"\n\n## ">>, V, <<"\n">>];
md_tag(h2, V) ->
[<<"\n__">>, V, <<"__\n\n">>];
md_tag(strong, V) ->
[<<"*">>, V, <<"*">>];
md_tag('div', V) ->
[<<"<div class='note-down'>">>, V, <<"</div>">>];
md_tag(_, V) ->
V.
perl_gen({Name, integer}, Int, _Indent, HTMLOutput) ->
[?ARG(Name), ?OP_L(" => "), ?NUM(Int)];
perl_gen({Name, string}, Str, _Indent, HTMLOutput) ->
[?ARG(Name), ?OP_L(" => "), ?STR(Str)];
perl_gen({Name, binary}, Str, _Indent, HTMLOutput) ->
[?ARG(Name), ?OP_L(" => "), ?STR(Str)];
perl_gen({Name, atom}, Atom, _Indent, HTMLOutput) ->
[?ARG(Name), ?OP_L(" => "), ?STR_A(Atom)];
perl_gen({Name, {tuple, Fields}}, Tuple, Indent, HTMLOutput) ->
Res = lists:map(fun({A,B})->perl_gen(A, B, Indent, HTMLOutput) end, lists:zip(Fields, tuple_to_list(Tuple))),
[?ARG(Name), ?OP_L(" => {"), list_join_with(Res, [?OP_L(", ")]), ?OP_L("}")];
perl_gen({Name, {list, ElDesc}}, List, Indent, HTMLOutput) ->
Res = lists:map(fun(E) -> [?OP_L("{"), perl_gen(ElDesc, E, Indent, HTMLOutput), ?OP_L("}")] end, List),
[?ARG(Name), ?OP_L(" => ["), list_join_with(Res, [?OP_L(", ")]), ?OP_L("]")].
perl_call(Name, ArgsDesc, Values, HTMLOutput) ->
{Indent, Preamble} = if HTMLOutput -> {<<"">>, []}; true -> {<<" ">>, <<"~~~ perl\n">>} end,
[Preamble,
Indent, ?ID_L("XMLRPC::Lite"), ?OP_L("->"), ?ID_L("proxy"), ?OP_L("("), ?ID_L("$url"), ?OP_L(")->"),
?ID_L("call"), ?OP_L("("), ?STR_A(Name), ?OP_L(", {"), ?BR, Indent, <<" ">>,
list_join_with(lists:map(fun({A,B})->perl_gen(A, B, <<Indent/binary, " ">>, HTMLOutput) end, lists:zip(ArgsDesc, Values)), [?OP_L(","), ?BR, Indent, <<" ">>]),
?BR, Indent, ?OP_L("})->"), ?ID_L("results"), ?OP_L("()")].
java_gen_map(Vals, Indent, HTMLOutput) ->
{Split, NL} = case Indent of
none -> {<<" ">>, <<" ">>};
_ -> {[?BR, <<" ", Indent/binary>>], [?BR, Indent]}
end,
[?KW_L("new "), ?ID_L("HashMap"), ?OP_L("<"), ?ID_L("String"), ?OP_L(", "), ?ID_L("Object"),
?OP_L(">() {{"), Split, list_join_with(Vals, Split), NL, ?OP_L("}}")].
java_gen({Name, integer}, Int, _Indent, HTMLOutput) ->
[?ID_L("put"), ?OP_L("("), ?STR_A(Name), ?OP_L(", "), ?KW_L("new "), ?ID_L("Integer"), ?OP_L("("), ?NUM(Int), ?OP_L("));")];
java_gen({Name, string}, Str, _Indent, HTMLOutput) ->
[?ID_L("put"), ?OP_L("("), ?STR_A(Name), ?OP_L(", "), ?STR(Str), ?OP_L(");")];
java_gen({Name, binary}, Str, _Indent, HTMLOutput) ->
[?ID_L("put"), ?OP_L("("), ?STR_A(Name), ?OP_L(", "), ?STR(Str), ?OP_L(");")];
java_gen({Name, atom}, Atom, _Indent, HTMLOutput) ->
[?ID_L("put"), ?OP_L("("), ?STR_A(Name), ?OP_L(", "), ?STR_A(Atom), ?OP_L(");")];
java_gen({Name, {tuple, Fields}}, Tuple, Indent, HTMLOutput) ->
NewIndent = <<" ", Indent/binary>>,
Res = lists:map(fun({A, B}) -> [java_gen(A, B, NewIndent, HTMLOutput)] end, lists:zip(Fields, tuple_to_list(Tuple))),
[?ID_L("put"), ?OP_L("("), ?STR_A(Name), ?OP_L(", "), java_gen_map(Res, Indent, HTMLOutput), ?OP_L(")")];
java_gen({Name, {list, ElDesc}}, List, Indent, HTMLOutput) ->
{NI, NI2, I} = case List of
[_] -> {" ", " ", Indent};
_ -> {[?BR, <<" ", Indent/binary>>],
[?BR, <<" ", Indent/binary>>],
<<" ", Indent/binary>>}
end,
Res = lists:map(fun(E) -> java_gen_map([java_gen(ElDesc, E, I, HTMLOutput)], none, HTMLOutput) end, List),
[?ID_L("put"), ?OP_L("("), ?STR_A(Name), ?OP_L(", "), ?KW_L("new "), ?ID_L("Object"), ?OP_L("[] {"), NI,
list_join_with(Res, [?OP_L(","), NI]), NI2, ?OP_L("});")].
java_call(Name, ArgsDesc, Values, HTMLOutput) ->
{Indent, Preamble} = if HTMLOutput -> {<<"">>, []}; true -> {<<" ">>, <<"~~~ java\n">>} end,
[Preamble,
Indent, ?ID_L("XmlRpcClientConfigImpl config"), ?OP_L(" = "), ?KW_L("new "), ?ID_L("XmlRpcClientConfigImpl"), ?OP_L("();"), ?BR,
Indent, ?ID_L("config"), ?OP_L("."), ?ID_L("setServerURL"), ?OP_L("("), ?ID_L("url"), ?OP_L(");"), ?BR, Indent, ?BR,
Indent, ?ID_L("XmlRpcClient client"), ?OP_L(" = "), ?KW_L("new "), ?ID_L("XmlRpcClient"), ?OP_L("();"), ?BR,
Indent, ?ID_L("client"), ?OP_L("."), ?ID_L("setConfig"), ?OP_L("("), ?ID_L("config"), ?OP_L(");"), ?BR, Indent, ?BR,
Indent, ?ID_L("client"), ?OP_L("."), ?ID_L("execute"), ?OP_L("("), ?STR_A(Name), ?OP_L(", "),
java_gen_map(lists:map(fun({A,B})->java_gen(A, B, Indent, HTMLOutput) end, lists:zip(ArgsDesc, Values)), Indent, HTMLOutput),
?OP_L(");")].
-define(XML_S(N, V), ?OP_L("<"), ?FIELD_L(??N), ?OP_L(">"), V).
-define(XML_E(N), ?OP_L("</"), ?FIELD_L(??N), ?OP_L(">")).
-define(XML(N, Indent, V), ?BR, Indent, ?XML_S(N, V), ?BR, Indent, ?XML_E(N)).
-define(XML(N, Indent, D, V), ?XML(N, [Indent, lists:duplicate(D, <<" ">>)], V)).
-define(XML_L(N, Indent, V), ?BR, Indent, ?XML_S(N, V), ?XML_E(N)).
-define(XML_L(N, Indent, D, V), ?XML_L(N, [Indent, lists:duplicate(D, <<" ">>)], V)).
xml_gen({Name, integer}, Int, Indent, HTMLOutput) ->
[?XML(member, Indent,
[?XML_L(name, Indent, 1, ?ID_A(Name)),
?XML(value, Indent, 1,
[?XML_L(integer, Indent, 2, ?ID(integer_to_binary(Int)))])])];
xml_gen({Name, string}, Str, Indent, HTMLOutput) ->
[?XML(member, Indent,
[?XML_L(name, Indent, 1, ?ID_A(Name)),
?XML(value, Indent, 1,
[?XML_L(string, Indent, 2, ?ID(Str))])])];
xml_gen({Name, binary}, Str, Indent, HTMLOutput) ->
[?XML(member, Indent,
[?XML_L(name, Indent, 1, ?ID_A(Name)),
?XML(value, Indent, 1,
[?XML_L(string, Indent, 2, ?ID(Str))])])];
xml_gen({Name, atom}, Atom, Indent, HTMLOutput) ->
[?XML(member, Indent,
[?XML_L(name, Indent, 1, ?ID_A(Name)),
?XML(value, Indent, 1,
[?XML_L(string, Indent, 2, ?ID(atom_to_list(Atom)))])])];
xml_gen({Name, {tuple, Fields}}, Tuple, Indent, HTMLOutput) ->
NewIndent = <<" ", Indent/binary>>,
Res = lists:map(fun({A, B}) -> xml_gen(A, B, NewIndent, HTMLOutput) end, lists:zip(Fields, tuple_to_list(Tuple))),
[?XML(member, Indent,
[?XML_L(name, Indent, 1, ?ID_A(Name)),
?XML(value, Indent, 1, [?XML(struct, NewIndent, Res)])])];
xml_gen({Name, {list, ElDesc}}, List, Indent, HTMLOutput) ->
Ind1 = <<" ", Indent/binary>>,
Ind2 = <<" ", Ind1/binary>>,
Res = lists:map(fun(E) -> [?XML(value, Ind1, [?XML(struct, Ind1, 1, xml_gen(ElDesc, E, Ind2, HTMLOutput))])] end, List),
[?XML(member, Indent,
[?XML_L(name, Indent, 1, ?ID_A(Name)),
?XML(value, Indent, 1, [?XML(array, Indent, 2, [?XML(data, Indent, 3, Res)])])])].
xml_call(Name, ArgsDesc, Values, HTMLOutput) ->
{Indent, Preamble} = if HTMLOutput -> {<<"">>, []}; true -> {<<" ">>, <<"~~~ xml">>} end,
Res = lists:map(fun({A, B}) -> xml_gen(A, B, <<Indent/binary, " ">>, HTMLOutput) end, lists:zip(ArgsDesc, Values)),
[Preamble,
?XML(methodCall, Indent,
[?XML_L(methodName, Indent, 1, ?ID_A(Name)),
?XML(params, Indent, 1,
[?XML(param, Indent, 2,
[?XML(value, Indent, 3,
[?XML(struct, Indent, 4, Res)])])])])].
% [?ARG_S(Name), ?OP_L(": "), ?STR(Str)];
json_gen({_Name, integer}, Int, _Indent, HTMLOutput) ->
[?NUM(Int)];
json_gen({_Name, string}, Str, _Indent, HTMLOutput) ->
[?STR(Str)];
json_gen({_Name, binary}, Str, _Indent, HTMLOutput) ->
[?STR(Str)];
json_gen({_Name, atom}, Atom, _Indent, HTMLOutput) ->
[?STR_A(Atom)];
json_gen({_Name, rescode}, Val, _Indent, HTMLOutput) ->
[?ID_A(Val == ok orelse Val == true)];
json_gen({_Name, restuple}, {Val, Str}, _Indent, HTMLOutput) ->
[?OP_L("{"), ?STR_L("res"), ?OP_L(": "), ?ID_A(Val == ok orelse Val == true), ?OP_L(", "),
?STR_L("text"), ?OP_L(": "), ?STR(Str), ?OP_L("}")];
json_gen({_Name, {list, {_, {tuple, [{_, atom}, ValFmt]}}}}, List, Indent, HTMLOutput) ->
Indent2 = <<" ", Indent/binary>>,
Res = lists:map(fun({N, V})->[?STR_A(N), ?OP_L(": "), json_gen(ValFmt, V, Indent2, HTMLOutput)] end, List),
[?OP_L("{"), ?BR, Indent2, list_join_with(Res, [?OP_L(","), ?BR, Indent2]), ?BR, Indent, ?OP_L("}")];
json_gen({_Name, {tuple, Fields}}, Tuple, Indent, HTMLOutput) ->
Indent2 = <<" ", Indent/binary>>,
Res = lists:map(fun({{N, _} = A, B})->[?STR_A(N), ?OP_L(": "), json_gen(A, B, Indent2, HTMLOutput)] end,
lists:zip(Fields, tuple_to_list(Tuple))),
[?OP_L("{"), ?BR, Indent2, list_join_with(Res, [?OP_L(","), ?BR, Indent2]), ?BR, Indent, ?OP_L("}")];
json_gen({_Name, {list, ElDesc}}, List, Indent, HTMLOutput) ->
Indent2 = <<" ", Indent/binary>>,
Res = lists:map(fun(E) -> json_gen(ElDesc, E, Indent2, HTMLOutput) end, List),
[?OP_L("["), ?BR, Indent2, list_join_with(Res, [?OP_L(","), ?BR, Indent2]), ?BR, Indent, ?OP_L("]")].
json_call(Name, ArgsDesc, Values, ResultDesc, Result, HTMLOutput) ->
{Indent, Preamble} = if HTMLOutput -> {<<"">>, []}; true -> {<<" ">>, <<"~~~ json\n">>} end,
{Code, ResultStr} = case {ResultDesc, Result} of
{{_, rescode}, V} when V == true; V == ok ->
{200, [?STR_L("")]};
{{_, rescode}, _} ->
{500, [?STR_L("")]};
{{_, restuple}, {V1, Text1}} when V1 == true; V1 == ok ->
{200, [?STR(Text1)]};
{{_, restuple}, {_, Text2}} ->
{500, [?STR(Text2)]};
{{_, {list, _}}, _} ->
{200, json_gen(ResultDesc, Result, Indent, HTMLOutput)};
{{_, {tuple, _}}, _} ->
{200, json_gen(ResultDesc, Result, Indent, HTMLOutput)};
{{Name0, _}, _} ->
{200, [Indent, ?OP_L("{"), ?STR_A(Name0), ?OP_L(": "),
json_gen(ResultDesc, Result, Indent, HTMLOutput), ?OP_L("}")]}
end,
CodeStr = case Code of
200 -> <<" 200 OK">>;
500 -> <<" 500 Internal Server Error">>
end,
[Preamble,
Indent, ?ID_L("POST /api/"), ?ID_A(Name), ?BR,
Indent, ?OP_L("{"), ?BR, Indent, <<" ">>,
list_join_with(lists:map(fun({{N,_}=A,B})->[?STR_A(N), ?OP_L(": "), json_gen(A, B, <<Indent/binary, " ">>, HTMLOutput)] end,
lists:zip(ArgsDesc, Values)), [?OP_L(","), ?BR, Indent, <<" ">>]),
?BR, Indent, ?OP_L("}"), ?BR, Indent, ?BR, Indent,
?ID_L("HTTP/1.1"), ?ID(CodeStr), ?BR, Indent,
ResultStr
].
generate_example_input({_Name, integer}, {LastStr, LastNum}) ->
{LastNum+1, {LastStr, LastNum+1}};
generate_example_input({_Name, string}, {LastStr, LastNum}) ->
{string:chars(LastStr+1, 5), {LastStr+1, LastNum}};
generate_example_input({_Name, binary}, {LastStr, LastNum}) ->
{iolist_to_binary(string:chars(LastStr+1, 5)), {LastStr+1, LastNum}};
generate_example_input({_Name, atom}, {LastStr, LastNum}) ->
{list_to_atom(string:chars(LastStr+1, 5)), {LastStr+1, LastNum}};
generate_example_input({_Name, rescode}, {LastStr, LastNum}) ->
{ok, {LastStr, LastNum}};
generate_example_input({_Name, restuple}, {LastStr, LastNum}) ->
{{ok, <<"Success">>}, {LastStr, LastNum}};
generate_example_input({_Name, {tuple, Fields}}, Data) ->
{R, D} = lists:foldl(fun(Field, {Res2, Data2}) ->
{Res3, Data3} = generate_example_input(Field, Data2),
{[Res3 | Res2], Data3}
end, {[], Data}, Fields),
{list_to_tuple(lists:reverse(R)), D};
generate_example_input({_Name, {list, Desc}}, Data) ->
{R1, D1} = generate_example_input(Desc, Data),
{R2, D2} = generate_example_input(Desc, D1),
{[R1, R2], D2}.
gen_calls(#ejabberd_commands{args_example=none, args=ArgsDesc} = C, HTMLOutput, Langs) ->
{R, _} = lists:foldl(fun(Arg, {Res, Data}) ->
{Res3, Data3} = generate_example_input(Arg, Data),
{[Res3 | Res], Data3}
end, {[], {$a-1, 0}}, ArgsDesc),
gen_calls(C#ejabberd_commands{args_example=lists:reverse(R)}, HTMLOutput, Langs);
gen_calls(#ejabberd_commands{result_example=none, result=ResultDesc} = C, HTMLOutput, Langs) ->
{R, _} = generate_example_input(ResultDesc, {$a-1, 0}),
gen_calls(C#ejabberd_commands{result_example=R}, HTMLOutput, Langs);
gen_calls(#ejabberd_commands{args_example=Values, args=ArgsDesc,
result_example=Result, result=ResultDesc,
name=Name}, HTMLOutput, Langs) ->
Perl = perl_call(Name, ArgsDesc, Values, HTMLOutput),
Java = java_call(Name, ArgsDesc, Values, HTMLOutput),
XML = xml_call(Name, ArgsDesc, Values, HTMLOutput),
JSON = json_call(Name, ArgsDesc, Values, ResultDesc, Result, HTMLOutput),
if HTMLOutput ->
[?TAG(ul, "code-samples-names",
[case lists:member(<<"java">>, Langs) of true -> ?TAG(li, <<"Java">>); _ -> [] end,
case lists:member(<<"perl">>, Langs) of true -> ?TAG(li, <<"Perl">>); _ -> [] end,
case lists:member(<<"xmlrpc">>, Langs) of true -> ?TAG(li, <<"XML">>); _ -> [] end,
case lists:member(<<"json">>, Langs) of true -> ?TAG(li, <<"JSON">>); _ -> [] end]),
?TAG(ul, "code-samples",
[case lists:member(<<"java">>, Langs) of true -> ?TAG(li, ?TAG(pre, Java)); _ -> [] end,
case lists:member(<<"perl">>, Langs) of true -> ?TAG(li, ?TAG(pre, Perl)); _ -> [] end,
case lists:member(<<"xmlrpc">>, Langs) of true -> ?TAG(li, ?TAG(pre, XML)); _ -> [] end,
case lists:member(<<"json">>, Langs) of true -> ?TAG(li, ?TAG(pre, JSON)); _ -> [] end])];
true ->
case Langs of
Val when length(Val) == 0 orelse length(Val) == 1 ->
[case lists:member(<<"java">>, Langs) of true -> [<<"\n">>, ?TAG(pre, Java), <<"~~~\n">>]; _ -> [] end,
case lists:member(<<"perl">>, Langs) of true -> [<<"\n">>, ?TAG(pre, Perl), <<"~~~\n">>]; _ -> [] end,
case lists:member(<<"xmlrpc">>, Langs) of true -> [<<"\n">>, ?TAG(pre, XML), <<"~~~\n">>]; _ -> [] end,
case lists:member(<<"json">>, Langs) of true -> [<<"\n">>, ?TAG(pre, JSON), <<"~~~\n">>]; _ -> [] end,
<<"\n\n">>];
_ ->
[<<"\n">>, case lists:member(<<"java">>, Langs) of true -> <<"* Java\n">>; _ -> [] end,
case lists:member(<<"perl">>, Langs) of true -> <<"* Perl\n">>; _ -> [] end,
case lists:member(<<"xmlrpc">>, Langs) of true -> <<"* XmlRPC\n">>; _ -> [] end,
case lists:member(<<"json">>, Langs) of true -> <<"* JSON\n">>; _ -> [] end,
<<"{: .code-samples-labels}\n">>,
case lists:member(<<"java">>, Langs) of true -> [<<"\n* ">>, ?TAG(pre, Java), <<"~~~\n">>]; _ -> [] end,
case lists:member(<<"perl">>, Langs) of true -> [<<"\n* ">>, ?TAG(pre, Perl), <<"~~~\n">>]; _ -> [] end,
case lists:member(<<"xmlrpc">>, Langs) of true -> [<<"\n* ">>, ?TAG(pre, XML), <<"~~~\n">>]; _ -> [] end,
case lists:member(<<"json">>, Langs) of true -> [<<"\n* ">>, ?TAG(pre, JSON), <<"~~~\n">>]; _ -> [] end,
<<"{: .code-samples-tabs}\n\n">>]
end
end.
format_type({list, {_, {tuple, Els}}}) ->
io_lib:format("[~ts]", [format_type({tuple, Els})]);
format_type({list, El}) ->
io_lib:format("[~ts]", [format_type(El)]);
format_type({tuple, Els}) ->
Args = [format_type(El) || El <- Els],
io_lib:format("{~ts}", [string:join(Args, ", ")]);
format_type({Name, Type}) ->
io_lib:format("~ts::~ts", [Name, format_type(Type)]);
format_type(binary) ->
"string";
format_type(atom) ->
"string";
format_type(Type) ->
io_lib:format("~p", [Type]).
gen_param(Name, Type, undefined, HTMLOutput) ->
[?TAG(li, [?TAG_R(strong, atom_to_list(Name)), <<" :: ">>, ?RAW(format_type(Type))])];
gen_param(Name, Type, Desc, HTMLOutput) ->
[?TAG(dt, [?TAG_R(strong, atom_to_list(Name)), <<" :: ">>, ?RAW(format_type(Type))]),
?TAG(dd, ?RAW(Desc))].
gen_doc(#ejabberd_commands{name=Name, tags=_Tags, desc=Desc, longdesc=LongDesc,
args=Args, args_desc=ArgsDesc, note=Note,
result=Result, result_desc=ResultDesc}=Cmd, HTMLOutput, Langs) ->
try
ArgsText = case ArgsDesc of
none ->
[?TAG(ul, "args-list", [gen_param(AName, Type, undefined, HTMLOutput)
|| {AName, Type} <- Args])];
_ ->
[?TAG(dl, "args-list", [gen_param(AName, Type, ADesc, HTMLOutput)
|| {{AName, Type}, ADesc} <- lists:zip(Args, ArgsDesc)])]
end,
ResultText = case Result of
{res,rescode} ->
[?TAG(dl, [gen_param(res, integer,
"Status code (0 on success, 1 otherwise)",
HTMLOutput)])];
{res,restuple} ->
[?TAG(dl, [gen_param(res, string,
"Raw result string",
HTMLOutput)])];
{RName, Type} ->
case ResultDesc of
none ->
[?TAG(ul, [gen_param(RName, Type, undefined, HTMLOutput)])];
_ ->
[?TAG(dl, [gen_param(RName, Type, ResultDesc, HTMLOutput)])]
end
end,
NoteEl = case Note of
"" -> [];
_ -> ?TAG('div', "note-down", ?RAW(Note))
end,
[NoteEl,
?TAG(h1, atom_to_list(Name)),
?TAG(p, ?RAW(Desc)),
case LongDesc of
"" -> [];
_ -> ?TAG(p, ?RAW(LongDesc))
end,
?TAG(h2, <<"Arguments:">>), ArgsText,
?TAG(h2, <<"Result:">>), ResultText,
?TAG(h2, <<"Examples:">>), gen_calls(Cmd, HTMLOutput, Langs)]
catch
_:Ex ->
throw(iolist_to_binary(io_lib:format(
<<"Error when generating documentation for command '~p': ~p">>,
[Name, Ex])))
end.
find_commands_definitions() ->
case code:lib_dir(ejabberd, ebin) of
{error, _} ->
lists:map(fun({N, _, _}) ->
ejabberd_commands:get_command_definition(N)
end, ejabberd_commands:list_commands());
Path ->
lists:flatmap(fun(P) ->
Mod = list_to_atom(filename:rootname(P)),
code:ensure_loaded(Mod),
case erlang:function_exported(Mod, get_commands_spec, 0) of
true ->
apply(Mod, get_commands_spec, []);
_ ->
[]
end
end, filelib:wildcard("*.beam", Path))
end.
generate_html_output(File, RegExp, Languages) ->
Cmds = find_commands_definitions(),
{ok, RE} = re:compile(RegExp),
Cmds2 = lists:filter(fun(#ejabberd_commands{name=Name, module=Module}) ->
re:run(atom_to_list(Name), RE, [{capture, none}]) == match orelse
re:run(atom_to_list(Module), RE, [{capture, none}]) == match
end, Cmds),
Cmds3 = lists:sort(fun(#ejabberd_commands{name=N1}, #ejabberd_commands{name=N2}) ->
N1 =< N2
end, Cmds2),
Cmds4 = [maybe_add_policy_arguments(Cmd) || Cmd <- Cmds3],
Langs = binary:split(Languages, <<",">>, [global]),
Out = lists:map(fun(C) -> gen_doc(C, true, Langs) end, Cmds4),
{ok, Fh} = file:open(File, [write]),
io:format(Fh, "~ts", [[html_pre(), Out, html_post()]]),
file:close(Fh),
ok.
maybe_add_policy_arguments(#ejabberd_commands{args=Args1, policy=user}=Cmd) ->
Args2 = [{user, binary}, {server, binary} | Args1],
Cmd#ejabberd_commands{args = Args2};
maybe_add_policy_arguments(Cmd) ->
Cmd.
generate_md_output(File, RegExp, Languages) ->
Cmds = find_commands_definitions(),
{ok, RE} = re:compile(RegExp),
Cmds2 = lists:filter(fun(#ejabberd_commands{name=Name, module=Module}) ->
re:run(atom_to_list(Name), RE, [{capture, none}]) == match orelse
re:run(atom_to_list(Module), RE, [{capture, none}]) == match
end, Cmds),
Cmds3 = lists:sort(fun(#ejabberd_commands{name=N1}, #ejabberd_commands{name=N2}) ->
N1 =< N2
end, Cmds2),
Cmds4 = [maybe_add_policy_arguments(Cmd) || Cmd <- Cmds3],
Langs = binary:split(Languages, <<",">>, [global]),
Header = <<"---\ntitle: Administration API reference\ntoc: true\nmenu: Administration API\norder: 40\n"
"// Autogenerated with 'ejabberdctl gen_markdown_doc_for_commands'\n---\n\n"
"This section describes API of ejabberd version ", (ejabberd_option:version())/binary>>,
Out = lists:map(fun(C) -> gen_doc(C, false, Langs) end, Cmds4),
{ok, Fh} = file:open(File, [write]),
io:format(Fh, "~ts~ts", [Header, Out]),
file:close(Fh),
ok.
html_pre() ->
"<!DOCTYPE>
<html>
<head>
<meta http-equiv='content-type' content='text/html; charset=utf-8' />
<style>
body {
margin: 0 auto;
font-family: Georgia, Palatino, serif;
color: #000;
line-height: 1;
max-width: 80%;
padding: 10px;
}
h1, h2, h3, h4 {
color: #111111;
font-weight: 400;
}
h1, h2, h3, h4, h5, p {
margin-bottom: 24px;
padding: 0;
}
h1 {
margin-top: 80px;
font-size: 36px;
}
h2 {
font-size: 24px;
margin: 24px 0 6px;
}
ul, ol {
padding: 0;
margin: 0;
}
li {
line-height: 24px;
}
li ul, li ul {
margin-left: 24px;
}
p, ul, ol {
font-size: 16px;
line-height: 24px;
max-width: 80%;
}
.id {color: #bbb}
.lit {color: #aaa}
.op {color: #9f9}
.str {color: #f00}
.num {color: white}
.field {color: #faa}
.kw {font-weight: bold; color: #ff6}
.code-samples li {
font-family: Consolas, Monaco, Andale Mono, monospace;
line-height: 1.5;
font-size: 13px;
background: #333;
overflow: auto;
margin: 0;
padding: 0;
}
.code-samples pre {
margin: 0;
padding: 0.5em 0.5em;
}
.code-samples {
position: relative;
}
.code-samples-names li {
display: block;
}
.code-samples-names li {
color: white;
background: #9c1;
float: left;
margin: 0 1px -4px 0;
position: relative;
z-index: 1;
border: 4px solid #9c1;
border-bottom: 0;
border-radius: 9px 9px 0 0;
padding: 0.2em 1em 4px 1em;
cursor: pointer;
}
.code-samples-names li.selected {
background: #333;
}
.code-samples {
clear: both;
}
.code-samples li {
display: block;
border: 4px solid #9c1;
border-radius: 9px;
border-top-left-radius: 0;
width: 100%;
}
.args-list li {
display: block;
}
</style>
</head>
<body>
<script>
function changeTab2(tab, addClickHandlers) {
var els = tab.parentNode.childNodes;
var els2 = tab.parentNode.nextSibling.childNodes;
for (var i = 0; i < els.length; i++) {
if (addClickHandlers)
els[i].addEventListener('click', changeTab, false);
if (els[i] == tab) {
els[i].setAttribute('class', 'selected');
els2[i].style.display = 'block';
} else {
els[i].removeAttribute('class');
els2[i].style.display = 'none';
}
}
}
function changeTab(event) {
changeTab2(event.target);
}
</script>".
html_post() ->
"<script>
var ul = document.getElementsByTagName('ul');
for (var i = 0; i < ul.length; i++) {
if (ul[i].className == 'code-samples-names')
changeTab2(ul[i].firstChild, true);
}
</script>
</body>
</html>".