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%% ``The contents of this file are subject to the Erlang Public License,
%% Version 1.1, (the "License"); you may not use this file except in
%% compliance with the License. You should have received a copy of the
%% Erlang Public License along with this software. If not, it can be
%% retrieved via the world wide web at http://www.erlang.org/.
%%
%% Software distributed under the License is distributed on an "AS IS"
%% basis, WITHOUT WARRANTY OF ANY KIND, either expressed or implied. See
%% the License for the specific language governing rights and limitations
%% under the License.
%%
%% The Initial Developer of the Original Code is Ericsson Utvecklings AB.
%% Portions created by Ericsson are Copyright 1999-2000, Ericsson
%% Utvecklings AB. All Rights Reserved.''
%%
%% $Id$
%%
-module(docb_transform).
-export([file/1, file/2]).
%% file(File) -> ok | {error, Reason}
%% file(File, Opts) -> ok | {error, Reason}
%% File = string(), file name with or without ".xml" extension
%% Opts = [Opt]
%% Reason = badfile | {badopt, Term}
file(File0) ->
file(File0, []).
file(File0, RawOpts) ->
File = filename:rootname(File0), % without extension
Ext = case filename:extension(File0) of
".xml" -> ".xml";
".sgml" -> ".sgml";
"" ->
%% If the file is given without extension, we try to
%% infer if the source file is XML or SGML.
%% SGML is supported *internally within OTP* for
%% backwards compatibility reasons.
case filelib:is_regular(File++".xml") of
true -> ".xml";
false -> ".sgml"
end;
_Ext0 -> % this is probably an error...
".xml"
end,
case filelib:is_regular(File++Ext) of
true ->
case parse(RawOpts) of
{ok, Opts0} ->
{ok, Cwd} = file:get_cwd(),
Opts = [{src_type,Ext},
{src_dir,Cwd},
{src_file,File},
{{local_defs,term},[]},
{{local_defs,cite},[]} | Opts0],
case docb_main:process(File, Opts) of
errors -> error;
ok -> ok
end;
Error -> % {error, {badopt,Term}}
Error
end;
false ->
{error, badfile}
end.
parse(RawOpts) ->
parse(RawOpts, []).
%% Officially supported options
parse([{html_mod,Module} | RawOpts], Opts) when is_atom(Module) ->
parse(RawOpts, [{html_mod,Module} | Opts]);
parse([{outdir,Dir} | RawOpts], Opts) when is_list(Dir) ->
parse(RawOpts, [{outdir,Dir} | Opts]);
parse([{number,N} | RawOpts], Opts) when is_integer(N) ->
parse(RawOpts, [{number,integer_to_list(N)} | Opts]);
parse([{number,Nstr} | RawOpts], Opts) -> % list when called from script
parse(RawOpts, [{number,Nstr} | Opts]);
parse([{ptype,Type} | RawOpts], Opts) when Type==unix;
Type==windows ->
parse(RawOpts, [{ptype,atom_to_list(Type)} | Opts]);
parse([{ptype,Type} | RawOpts], Opts) -> % list when called from script
parse(RawOpts, [{ptype,Type} | Opts]);
parse([silent | RawOpts], Opts) ->
put(option_silent, true),
parse(RawOpts, [silent | Opts]);
parse([{top,Index} | RawOpts], Opts) when is_list(Index) ->
parse(RawOpts, [{top,Index} | Opts]);
parse([{vsn,Vsn} | RawOpts], Opts) when is_list(Vsn) ->
parse(RawOpts, [{vsn,Vsn} | Opts]);
parse([{term_defs,File} | RawOpts], Opts) when is_list(File) ->
Opts2 = get_defs(term, File, Opts),
parse(RawOpts, Opts2);
parse([{cite_defs,File} | RawOpts], Opts) when is_list(File) ->
Opts2 = get_defs(cite, File, Opts),
parse(RawOpts, Opts2);
%% OTP internal options (SGML and PDF support etc.)
parse([html | RawOpts], Opts) ->
parse(RawOpts, [html | Opts]);
parse([latex | RawOpts], Opts) ->
parse(RawOpts, [latex | Opts]);
parse([{man,Level} | RawOpts], Opts) -> % Level = 1..9
parse(RawOpts, [{man,Level} | Opts]);
parse([{booksty,StyFile} | RawOpts], Opts) -> % "otpA4" | "otpBOOK"
parse(RawOpts, [{booksty,StyFile} | Opts]);
parse([{includepath,Dir} | RawOpts], Opts) ->
parse(RawOpts, [{includepath,Dir} | Opts]);
parse([showpaths | RawOpts], Opts) ->
parse(RawOpts, [showpaths | Opts]);
parse([straight | RawOpts], Opts) ->
parse(RawOpts, [straight | Opts]);
parse([{ent,Ent} | RawOpts], Opts) ->
parse(RawOpts, [{ent,Ent} | Opts]);
%% Undocumented options
parse([{name, Name} | RawOpts], Opts) ->
parse(RawOpts, [{name, Name} | Opts]);
parse([framework_only | RawOpts], Opts) ->
parse(RawOpts, [framework_only | Opts]);
parse([kwicindex_only | RawOpts], Opts) ->
parse(RawOpts, [kwicindex_only | Opts]);
parse([], Opts) ->
{ok, Opts};
parse([Opt | _RawOpts], _Opts) ->
{error, {badopt, Opt}}.
%% Type = term | cite
get_defs(Type, File, Opts) ->
Key = {defs,Type},
{PrevDefs, Opts2} =
case lists:keyfind(Key, 1, Opts) of
{_, Defs0} ->
{Defs0, lists:keydelete(Key, 1, Opts)};
false ->
{[], Opts}
end,
NewDefs = case file:consult(File) of
{ok, [DefL]} when is_list(DefL) ->
DefL;
{ok, _Terms} ->
docb_util:message(error,
"Skipping defs file ~s, does "
"not contain one list", [File]),
[];
{error, Error} ->
Expl = lists:flatten(file:format_error(Error)),
docb_util:message(error,
"Skipping defs file ~s, ~s",
[File, Expl]),
[]
end,
[{Key,PrevDefs++NewDefs} | Opts2].
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