From 1eb9c1fe79b8ca7f34598837b4b1fd617096c483 Mon Sep 17 00:00:00 2001
From: Lars Thorsen <lars@erlang.org>
Date: Wed, 16 Nov 2011 15:18:28 +0100
Subject: Remove docbuilder application

---
 lib/docbuilder/src/docb_xmerl_tree_cb.erl | 343 ------------------------------
 1 file changed, 343 deletions(-)
 delete mode 100644 lib/docbuilder/src/docb_xmerl_tree_cb.erl

(limited to 'lib/docbuilder/src/docb_xmerl_tree_cb.erl')

diff --git a/lib/docbuilder/src/docb_xmerl_tree_cb.erl b/lib/docbuilder/src/docb_xmerl_tree_cb.erl
deleted file mode 100644
index bc62069230..0000000000
--- a/lib/docbuilder/src/docb_xmerl_tree_cb.erl
+++ /dev/null
@@ -1,343 +0,0 @@
-%% ``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 Licence for the specific language governing rights and limitations
-%% under the License.
-%%
-%% The Initial Developer of the Original Code is Ericsson AB.
-%% Portions created by Ericsson are Copyright 1999-2006, Ericsson AB.
-%% All Rights Reserved.´´
-%%
-%%     $Id$
-%%
--module(docb_xmerl_tree_cb).
-
-%% This is the XMerL callback module for exporting XML to the internal
-%% tree format used by DocBuilder.
-%%   {Doc, _Misc} = xmerl_scan:file("file.xml", [{validation,true}])
-%%   Tree = xmerl:export([Doc], docb_xmerl_tree_cb)
-
--export(['#xml-inheritance#'/0]).
-
--export(['#root#'/4,
-	 '#text#'/1,
-	 '#element#'/5]).
--include("xmerl.hrl").
-
-%%--Functions used by xmerl---------------------------------------------
-
-'#xml-inheritance#'() ->
-    [].
-
-'#root#'(Data, _Attrs, [], _E) ->
-    Data.
-
-'#text#'(Text) ->
-    Text2 = strip_leading_blanks(Text),
-%% before
-%%    case Text2 of
-%%	[$\n|T] ->
-%%	    case is_empty(T) of 
-%%		true -> [];
-%%		false -> {pcdata, [], nl(Text2)}
-%%	    end;
-%%
-%%	_ ->
-%%	    {pcdata, [], nl(Text2)}
-%%    end.
-%% after
-    {pcdata, [], nl(Text2)}.
-
-'#element#'(Tag, Data, Attrs, Parents, _E) when Tag==pre; Tag==code ->
-    [H|T] = reinsert_nl(Data),
-    NewData = [strip_nl(H)|T],
-    NewData2 = case Tag of
-		   code ->
-		       fix_single_pcdata(NewData);
-		   pre ->
-		       NewData
-	       end,
-    {Tag, attrs(get_dtd(Parents), Tag, Attrs), NewData2};
-'#element#'(Tag, Data, Attrs, Parents, _E) ->
-    NewData = case tag_content(Tag) of
-		  no_pcdata -> % remove all pcdata
-		      [Dat|| 
-			  Dat <- Data, 
-			  begin 
-			      Fun = fun({pcdata,_,_}) -> false;
-				       (_) -> true end,
-			      Fun(Dat)
-			  end];
-		  single_pcdata when length(Data)>1 -> 
-		      %% merge several pcdata's into one single pcdata
-		      fix_single_pcdata(Data);
-		  _ ->
-		      lists:flatten(Data)
-	      end,
-    {Tag, attrs(get_dtd(Parents), Tag, Attrs), NewData}. 
-
-%%--Internal functions--------------------------------------------------
-
-%% is_empty(Str) -> bool()
-%% Returns true if the string Str only contains blanks, tabs and
-%% newlines, false otherwise.
-%% is_empty("\n" ++ Text) ->
-%%     is_empty(Text);
-%% is_empty("\t" ++ Text) ->
-%%     is_empty(Text);
-%% is_empty(" " ++ Text) ->
-%%     is_empty(Text);
-%% is_empty("") ->
-%%     true;
-%% is_empty(_) ->
-%%     false.
-
-%% reinsert_nl(L1) -> L2
-%% Workaround for <pre>: Normally empty lines are ignored. However,
-%% Xmerl splits lines whenever it encounters an entity. In the case of
-%% <pre>, this may lead to that we ignores what we think is an empty
-%% line but is actually a line break that should be kept, for example
-%% in this case:
-%% <pre>
-%%   <input>some command</input> <-- this line break is lost!
-%%   &lt;some result&gt;
-%% </pre>
-%% This function reinserts line breaks where necessary.
-reinsert_nl([[]|T]) ->
-    [{pcdata,[],"\\n"} | reinsert_nl(T)];
-reinsert_nl([H|T]) ->
-    [H | reinsert_nl(T)];
-reinsert_nl([]) ->
-    [].
-
-%% sgmls treats line breaks in a way that DocBuilder relies on and
-%% which must be imitated here. Replace all "\n" with "\\n" and add
-%% "\n" to the end of each text element.
-nl("") ->
-    "\n";
-nl("\n"++Text) ->
-    "\\n"++nl(Text);
-nl([Ch|Text]) ->
-    [Ch|nl(Text)].
-
-
-%% strip_leading_blanks(Str) -> Str
-%% Leading spaces and tabs before a newline are always redundant
-%% and are therefore stripped of here
-%% If no newline is found the original string is returned unchanged
-
-strip_leading_blanks(Str) ->
-    strip_leading_blanks(Str,Str).
-
-strip_leading_blanks([],Str) ->
-    Str;
-strip_leading_blanks([$\s|T],Str) ->
-    strip_leading_blanks(T,Str);
-strip_leading_blanks([$\t|T],Str) ->
-    strip_leading_blanks(T,Str);
-strip_leading_blanks(Rest=[$\n|_],_) ->
-    Rest;
-strip_leading_blanks(_,Str) ->
-    Str.
-
-%% strip_nl(Str) -> Str
-%% The XMerL scan will often result in the contents of <pre> or <code>
-%% starting with a newline, as the format is normally:
-%%   <pre>
-%%     ..contents..
-%%   </pre>
-%% However, this newline must be removed, or the resulting HTML will be
-%%   <pre>
-%%
-%%     ..content..
-%%   </pre>
-strip_nl({pcdata,[],"\\n"++Str}) -> {pcdata,[],Str};
-strip_nl(E) -> E.
-
-get_dtd([]) ->
-    none;
-get_dtd(Parents) ->
-    {DTD, _} = lists:last(Parents),
-    DTD.
-
-%% attrs(DTD, Tag, GivenAttrs) -> AllAttrs
-%%   DTD = Tag = atom()  DTD and tag name
-%%   GivenAttrs = [#xmlAttribute{}]
-%%   AllAttrs = [{Name, Type, Val}]
-%%     Name = string()  (uppercase) Example: "VALIGN"
-%%     Type = "CDATA" | "TOKEN"
-%%     Val  = string()  (uppercase if type is "TOKEN", as-is otherwise)
-%% The XMerL scanning of <file>.xml renders only the given attributes.
-%% However, DocBuilder needs also the optional attributes (which not
-%% necessarily have been given), so we add them here, using the default
-%% values according to the DTDs.
-%% NOTE: Uses the information from the DTDs. That is, if some change is
-%% done to the DTDs, also this file must be updated. Ideally, the DTDs
-%% should be parsed automatically in some way.
-%% It can also be noted that this check is superfluous in the case where
-%% all attributes are required (except that the attributes are sorted
-%% in the same order as in the DTD) and where an optional attribute has
-%% type "CDATA" as no sensible default value can be specified in this
-%% case.
-attrs(DTD, Tag, GivenAttrs) ->
-    merge_attrs(Tag, default_attrs(DTD, Tag), GivenAttrs).
-
-merge_attrs(Tag, [{NameA, Type, DefVal}|Default], GivenAttrs) ->
-    Val = case lists:keyfind(NameA, #xmlAttribute.name, GivenAttrs) of
-	      #xmlAttribute{value=Val0} -> Val0;
-	      false -> DefVal
-	  end,
-    Attr = {attr_name(NameA), Type, attr_val(Type, Val)},
-    [Attr | merge_attrs(Tag, Default, GivenAttrs)];
-merge_attrs(_Tag, [], _GivenAttrs) ->
-    [].
-
-attr_name(Atom) ->
-    string:to_upper(atom_to_list(Atom)).
-
-attr_val("CDATA", Val) -> Val;
-attr_val("TOKEN", Val) -> string:to_upper(Val).
-
-%% Given the DTD and element tag, return a list [{Name, Value}] where
-%% Name (atom) is the name of each possible attribute and
-%% Value (lowercase string) its default value.
-default_attrs(_, cell) ->
-    [{align, "TOKEN", "left"},
-     {valign, "TOKEN", "middle"}];
-default_attrs(_, cite) ->
-    [{id, "CDATA", ""}]; % required
-default_attrs(_, code) ->
-    [{type, "TOKEN", "none"}];
-default_attrs(_, codeinclude) ->
-    [{file, "CDATA", ""}, % required
-     {tag, "CDATA", ""},
-     {type, "TOKEN", "none"}];
-default_attrs(book, contents) ->
-    [{level, "TOKEN", "2"}];
-default_attrs(_, erleval) ->
-    [{expr, "CDATA", ""}]; % required
-default_attrs(report, erlinclude) ->
-    [{file, "CDATA", ""}, % required
-     {tag, "CDATA", ""}]; % required
-default_attrs(_, fascicule) ->
-    [{file, "CDATA", ""}, % required
-     {href, "CDATA", ""}, % required
-     {entry, "TOKEN", "no"}];
-default_attrs(book, header) ->
-    [{titlestyle, "TOKEN", "normal"}];
-default_attrs(_, image) ->
-    [{file, "CDATA", ""}]; % required
-default_attrs(_, include) ->
-    [{file, "CDATA", ""}]; % required
-default_attrs(report, index) ->
-    [{txt, "CDATA", ""}]; % required
-default_attrs(_, list) ->
-    [{type, "TOKEN", "bulleted"}];
-default_attrs(_, marker) ->
-    [{id, "CDATA", ""}]; % required
-default_attrs(book, onepart) ->
-    [{lift, "TOKEN", "no"}];
-default_attrs(book, parts) ->
-    [{lift, "TOKEN", "no"}];
-default_attrs(_, path) ->
-    [{unix, "CDATA", ""},
-     {windows, "CDATA", ""}];
-default_attrs(_, seealso) ->
-    [{marker, "CDATA", ""}]; % required
-default_attrs(report, table) ->
-    [{width, "CDATA", "0"},
-     {colspec, "CDATA", ""}];
-default_attrs(_, table) ->
-    [{align, "TOKEN", "center"}];
-default_attrs(_, term) ->
-    [{id, "CDATA", ""}]; % required
-default_attrs(book, theheader) ->
-    [{tag, "TOKEN", "none"}];
-default_attrs(bookinsidecover, theheader) ->
-    [{tag, "TOKEN", "none"}];
-default_attrs(_, url) ->
-    [{href, "CDATA", ""}]; % required
-default_attrs(_, _) -> [].
-
-%%--Single PCDATA broken into several fix-------------------------------
-
-%% When text contains an entity, then XMERL splits it into two
-%% PCDATA elements, the second starting with the entity.
-%%
-%% Example:
-%%  Magnus Fröberg => [{pcdata,[],"Magnus Fr\n"},{pcdata,[],"öberg\n"}]
-%%
-%% This is not handled by DocBuilder which expects many tags, for
-%% example title and aname, to contain a single PCDATA element. (That
-%% is also what nsgmls returned.)
-
-fix_single_pcdata([{pcdata,[],Str1}, {pcdata,[],Str2}|T]) ->
-    fix_single_pcdata([{pcdata,[],Str1++Str2}|T]);
-fix_single_pcdata(FixedData) ->
-    FixedData.
-
-tag_content(aname) -> single_pcdata;
-tag_content(app) -> single_pcdata;
-tag_content(approved) -> single_pcdata;
-tag_content(appsummary) -> single_pcdata;
-tag_content(b) -> single_pcdata;
-tag_content(c) -> single_pcdata;
-tag_content(cauthor) -> single_pcdata;
-tag_content(cell) -> mixed_content;
-tag_content(checked) -> single_pcdata;
-tag_content(chowpublished) -> single_pcdata;
-tag_content(code) -> single_pcdata; % mixed?
-tag_content(com) -> single_pcdata;
-tag_content(comsummary) -> single_pcdata;
-tag_content(copyright) -> mixed_content;
-tag_content(ctitle) -> single_pcdata;
-tag_content(d) -> mixed_content;
-tag_content(date) -> single_pcdata;
-tag_content(docno) -> single_pcdata;
-tag_content(em) -> mixed_content;
-tag_content(email) -> single_pcdata;
-tag_content(fascicule) -> single_pcdata;
-tag_content(file) -> single_pcdata;
-tag_content(filesummary) -> single_pcdata;
-tag_content(fsummary) -> mixed_content;
-tag_content(headline) -> single_pcdata;
-tag_content(holder) -> single_pcdata;
-tag_content(i) -> single_pcdata;
-tag_content(icaption) -> single_pcdata;
-tag_content(id) -> single_pcdata;
-tag_content(input) -> mixed_content;
-tag_content(item) -> mixed_content;
-tag_content(legalnotice) -> single_pcdata;
-tag_content(lib) -> single_pcdata;
-tag_content(libsummary) -> single_pcdata;
-tag_content(module) -> single_pcdata;
-tag_content(modulesummary) -> single_pcdata;
-tag_content(name) -> single_pcdata;
-tag_content(nametext) -> single_pcdata;
-tag_content(p) -> mixed_content;
-tag_content(pagetext) -> single_pcdata;
-tag_content(path) -> single_pcdata; % mixed?
-tag_content(pre) -> mixed_content;
-tag_content(prepared) -> single_pcdata;
-tag_content(resp) -> single_pcdata;
-tag_content(responsible) -> single_pcdata;
-tag_content(ret) -> single_pcdata;
-tag_content(rev) -> single_pcdata;
-tag_content(seealso) -> single_pcdata; % mixed?
-tag_content(shortdef) -> single_pcdata;
-tag_content(shorttitle) -> single_pcdata;
-tag_content(tag) -> mixed_content;
-tag_content(tcaption) -> single_pcdata;
-tag_content(termdef) -> single_pcdata;
-tag_content(title) -> single_pcdata;
-tag_content(url) -> single_pcdata; % mixed
-tag_content(v) -> single_pcdata;
-tag_content(year) -> single_pcdata;
-tag_content(_) -> no_pcdata.
-
-
-- 
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