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-#+TITLE: sdp header extract
-#+AUTHOR: Ralph Amissah
-#+EMAIL: ralph.amissah@gmail.com
-#+STARTUP: indent
-#+LANGUAGE: en
-#+OPTIONS: H:3 num:nil toc:t \n:nil @:t ::t |:t ^:nil _:nil -:t f:t *:t <:t
-#+OPTIONS: TeX:t LaTeX:t skip:nil d:nil todo:t pri:nil tags:not-in-toc
-#+OPTIONS: author:nil email:nil creator:nil timestamp:nil
-#+PROPERTY: header-args :padline no :exports code :noweb yes
-#+EXPORT_SELECT_TAGS: export
-#+EXPORT_EXCLUDE_TAGS: noexport
-#+FILETAGS: :sdp:niu:ao:
-#+TAGS: assert(a) class(c) debug(d) mixin(m) sdp(s) tangle(T) template(t) WEB(W) noexport(n)
-
-[[./sdp.org][sdp]] [[./][org/]]
-* header
-
-// mixin SiSUheader;
-// auto set_header = HeaderDocMetadataMakeJson(); // reintroduce
-
-** header document metadata in json :json:
-
-#+name: ao_markup_header_extract
-#+BEGIN_SRC d
-auto header_metadata_and_make_jsonstr(
- string header,
- JSONValue[string] dochead_meta,
- JSONValue[string] dochead_make
-)
-in { }
-body {
- scope(exit) {
- destroy(header);
- destroy(dochead_meta);
- destroy(dochead_make);
- }
- if (auto t = match(header, rgx.head_main)) {
- char[][] obj_spl = split(
- cast(char[]) header,
- rgx.line_delimiter_ws_strip
- );
- auto hm = to!string(t.captures[1]);
- if (match(hm, rgx.main_headers)) {
- foreach (line; obj_spl) {
- if (auto m = match(line, rgx.head_main)) {
- if (!empty(m.captures[2])) {
- if (hm == "creator") {
- dochead_meta[hm]["author"].str =
- to!string(m.captures[2]);
- } else if (hm == "title") {
- dochead_meta[hm]["main"].str =
- to!string(m.captures[2]);
- } else if (hm == "publisher") {
- dochead_meta[hm]["name"].str =
- to!string(m.captures[2]);
- }
- }
- } else if (auto s = match(line, rgx.head_sub)) {
- if (!empty(s.captures[2])) {
- auto hs = to!string(s.captures[1]);
- if ((hm == "make" )
- && (dochead_make[hm].type() == JSON_TYPE.OBJECT)) {
- switch (hm) {
- case "make":
- if (match(hs, rgx.subhead_make)) {
- if (dochead_make[hm][hs].type() == JSON_TYPE.STRING) {
- dochead_make[hm][hs].str = to!string(s.captures[2]);
- }
- } else {
- writeln("not a valid header type:", hm, ":", hs);
- destroy(hm);
- destroy(hs);
- }
- break;
- default:
- break;
- }
- } else if (dochead_meta[hm].type() == JSON_TYPE.OBJECT) {
- switch (hm) {
- case "creator":
- if (match(hs, rgx.subhead_creator)) {
- if (dochead_meta[hm][hs].type() == JSON_TYPE.STRING) {
- dochead_meta[hm][hs].str =
- to!string(s.captures[2]);
- }
- } else {
- writeln("not a valid header type:", hm, ":", hs);
- destroy(hm);
- destroy(hs);
- }
- break;
- case "title":
- if (match(hs, rgx.subhead_title)) {
- if ((hs == "subtitle")
- && (dochead_meta[hm]["sub"].type() == JSON_TYPE.STRING)) {
- dochead_meta[hm]["sub"].str =
- to!string(s.captures[2]);
- } else if (dochead_meta[hm][hs].type() == JSON_TYPE.STRING) {
- dochead_meta[hm][hs].str =
- to!string(s.captures[2]);
- }
- } else {
- writeln("not a valid header type:", hm, ":", hs);
- destroy(hm);
- destroy(hs);
- }
- break;
- case "rights":
- if (match(hs, rgx.subhead_rights)) {
- if (dochead_meta[hm][hs].type() == JSON_TYPE.STRING) {
- dochead_meta[hm][hs].str =
- to!string(s.captures[2]);
- }
- } else {
- writeln("not a valid header type:", hm, ":", hs);
- destroy(hm);
- destroy(hs);
- }
- break;
- case "date":
- if (match(hs, rgx.subhead_date)) {
- if (dochead_meta[hm][hs].type() == JSON_TYPE.STRING) {
- dochead_meta[hm][hs].str =
- to!string(s.captures[2]);
- }
- } else {
- writeln("not a valid header type:", hm, ":", hs);
- destroy(hm);
- destroy(hs);
- }
- break;
- case "original":
- if (match(hs, rgx.subhead_original)) {
- if (dochead_meta[hm][hs].type() == JSON_TYPE.STRING) {
- dochead_meta[hm][hs].str =
- to!string(s.captures[2]);
- }
- } else {
- writeln("not a valid header type:", hm, ":", hs);
- destroy(hm);
- destroy(hs);
- }
- break;
- case "classify":
- if (match(hs, rgx.subhead_classify)) {
- if (dochead_meta[hm][hs].type() == JSON_TYPE.STRING) {
- dochead_meta[hm][hs].str =
- to!string(s.captures[2]);
- }
- } else {
- writeln("not a valid header type:", hm, ":", hs);
- destroy(hm);
- destroy(hs);
- }
- break;
- case "identifier":
- if (match(hs, rgx.subhead_identifier)) {
- if (dochead_meta[hm][hs].type() == JSON_TYPE.STRING) {
- dochead_meta[hm][hs].str =
- to!string(s.captures[2]);
- }
- } else {
- writeln("not a valid header type:", hm, ":", hs);
- destroy(hm);
- destroy(hs);
- }
- break;
- case "notes":
- if (match(hs, rgx.subhead_notes)) {
- if (dochead_meta[hm][hs].type() == JSON_TYPE.STRING) {
- dochead_meta[hm][hs].str =
- to!string(s.captures[2]);
- }
- } else {
- writeln("not a valid header type:", hm, ":", hs);
- destroy(hm);
- destroy(hs);
- }
- break;
- case "publisher":
- if (match(hs, rgx.subhead_publisher)) {
- if (dochead_meta[hm][hs].type() == JSON_TYPE.STRING) {
- dochead_meta[hm][hs].str =
- to!string(s.captures[2]);
- }
- } else {
- writeln("not a valid header type:", hm, ":", hs);
- destroy(hm);
- destroy(hs);
- }
- break;
- case "links":
- destroy(hm);
- destroy(hs);
- // if (match(hs, rgx.subhead_links)) {
- // if (dochead_meta[hm][hs].type() == JSON_TYPE.STRING) {
- // dochead_meta[hm][hs].str = to!string(s.captures[2]);
- // }
- // } else {
- // writeln("not a valid header type:", hm, ":", hs);
- // destroy(hm);
- // destroy(hs);
- // }
- break;
- default:
- break;
- }
- }
- }
- }
- }
- } else {
- writeln("not a valid header type:", hm);
- }
- }
- auto t = tuple(dochead_meta, dochead_make);
- static assert(!isTypeTuple!(t));
- return t;
-}
-#+END_SRC
-
-** header extract
-#+name: ao_markup_header_extract
-#+BEGIN_SRC d
-private auto header_extract(
- char[] line,
- ref int[string] line_occur,
- ref string[string] an_object,
- ref int[string] type
-) {
- if (matchFirst(line, rgx.header_make)) {
- /+ matched header_make +/
- debug(header1) { // header
- // tell_l("yellow", line);
- }
- type["header"] = State.on;
- type["header_make"] = State.on;
- type["header_meta"] = State.off;
- ++line_occur["header_make"];
- an_object["obj"] ~= line ~= "\n";
- } else if (matchFirst(line, rgx.header_meta)) {
- /+ matched header_metadata +/
- debug(header1) { // header
- // tell_l("yellow", line);
- }
- type["header"] = State.on;
- type["header_make"] = State.off;
- type["header_meta"] = State.on;
- ++line_occur["header_meta"];
- an_object["obj"] ~= line ~= "\n";
- } else if (type["header_make"] == State.on
- && (line_occur["header_make"] > State.off)) {
- /+ header_make flag set +/
- if (matchFirst(line, rgx.header_sub)) {
- /+ sub-header +/
- debug(header1) {
- // tell_l("yellow", line);
- }
- // type["header"] = State.on;
- ++line_occur["header_make"];
- an_object["obj"] ~= line ~= "\n";
- }
- } else if (type["header_meta"] == State.on
- && (line_occur["header_meta"] > State.off)) {
- /+ header_metadata flag set +/
- if (matchFirst(line, rgx.header_sub)) {
- /+ sub-header +/
- debug(header1) {
- // tell_l("yellow", line);
- }
- ++line_occur["header_meta"];
- an_object["obj"] ~= line ~= "\n";
- }
- }
- // return 0;
- return an_object;
-}
-#+END_SRC
-
-** header array :header:
-#+name: ao_markup_header_extract
-#+BEGIN_SRC d
-auto header_set_common(
- ref int[string] line_occur,
- ref string[string] an_object,
- ref int[string] type
-) {
- // line_occur["header"] = State.off;
- line_occur["header_make"] = State.off;
- line_occur["header_meta"] = State.off;
- type["header"] = State.off;
- // type["header_make"] = State.off;
- // type["header_meta"] = State.off;
- an_object.remove("obj");
- an_object.remove("is");
- an_object.remove("attrib");
-}
-private auto headerContentJSON(in char[] src_header) {
- auto type = flags_type_init;
- type = [
- "header" : State.off,
- "header_make" : State.off,
- "header_meta" : State.off,
- ];
- string[string] an_object;
- int[string] line_occur;
- auto dochead_make = parseJSON(header_make_jsonstr).object;
- auto dochead_meta = parseJSON(header_meta_jsonstr).object;
- auto set_header = HeaderDocMetadataMakeJson();
- char[][] source_header_arr =
- split(cast(char[]) src_header, rgx.line_delimiter);
- foreach(header_line; source_header_arr) {
- if (auto m = matchFirst(header_line, rgx.comment)) {
- /+ matched comment +/
- debug(comment) {
- // tell_l("blue", header_line);
- }
- header_set_common(line_occur, an_object, type);
- // type["header_make"] = State.off;
- // type["header_meta"] = State.off;
- } else if ((matchFirst(header_line, rgx.header))
- || (type["header_make"] == State.on
- && (line_occur["header_make"] > State.off))
- || (type["header_meta"] == State.on
- && (line_occur["header_meta"] > State.off))) {
- if (header_line.length == 0) {
- /+ header_make instructions (current line empty) +/
- auto dochead_metadata_and_make =
- set_header.header_metadata_and_make_jsonstr(strip(an_object["obj"]), dochead_meta, dochead_make);
- static assert(!isTypeTuple!(dochead_metadata_and_make));
- dochead_meta = dochead_metadata_and_make[0];
- dochead_make = dochead_metadata_and_make[1];
- header_set_common(line_occur, an_object, type);
- type["header_make"] = State.off;
- type["header_meta"] = State.off;
- writeln(dochead_metadata_and_make);
- } else {
- an_object = header_extract(header_line, line_occur, an_object, type);
- }
- } else {
- // writeln(__LINE__);
- }
- }
- auto t = tuple(
- dochead_make,
- dochead_meta,
- );
- return t;
-}
-#+END_SRC
-
-** +header document metadata+ :document:metadata:
-*** +within abstraction loop+
-
-**** +line exist: header make+ :header:make:
-# #+name: abs_in_loop_body_not_block_obj
-# #+BEGIN_SRC d
-# } else if (line_occur["header_make"] > State.off) {
-# /+ header_make +/
-# // should be caught by sub-header
-# debug(header) {
-# tell_l("red", line);
-# }
-# an_object["obj"] ~= line ~= "\n";
-# ++line_occur["header_make"];
-# #+END_SRC
-
-**** +line exist: header metadata+ :header:metadata:
-# #+name: abs_in_loop_body_not_block_obj
-# #+BEGIN_SRC d
-# } else if (line_occur["header_meta"] > State.off) {
-# /+ header_metadata +/
-# // should be caught by sub-header
-# debug(header) { // para
-# tell_l("red", line);
-# }
-# an_object["obj"] ~= line ~= "\n";
-# ++line_occur["header_meta"];
-# #+END_SRC
-
-**** +header_make instructions+ :header:make:instructions:
-
-# #+name: abs_in_loop_body_not_block_obj_line_empty
-# #+BEGIN_SRC d
-# if ((type["header_make"] == State.on)
-# && (line_occur["header_make"] > State.off)) {
-# /+ header_make instructions (current line empty) +/
-# auto dochead_metadata_and_make =
-# set_header.header_metadata_and_make_jsonstr(strip(an_object["obj"]), dochead_meta, dochead_make);
-# static assert(!isTypeTuple!(dochead_metadata_and_make));
-# dochead_meta = dochead_metadata_and_make[0];
-# dochead_make = dochead_metadata_and_make[1];
-# header_set_common(line_occur, an_object, type);
-# processing.remove("verse");
-# #+END_SRC
-
-**** +header_metadata+ :header:metadata:
-
-# #+name: abs_in_loop_body_not_block_obj_line_empty
-# #+BEGIN_SRC d
-# } else if ((type["header_meta"] == State.on)
-# && (line_occur["header_meta"] > State.off)) {
-# /+ header_meta (current line empty) +/
-# auto dochead_metadata_and_make =
-# set_header.header_metadata_and_make_jsonstr(strip(an_object["obj"]), dochead_meta, dochead_make);
-# static assert(!isTypeTuple!(dochead_metadata_and_make));
-# dochead_meta = dochead_metadata_and_make[0];
-# dochead_make = dochead_metadata_and_make[1];
-# header_set_common(line_occur, an_object, type);
-# type["header_make"] = State.off;
-# type["header_meta"] = State.off;
-# processing.remove("verse");
-# #+END_SRC
-
-* tangles (code structure) :tangle:
-** ao_markup_header_extract.d: :ao_markup_header_extract.d:
-#+BEGIN_SRC d :tangle ../src/sdp/ao_header_extract.d
-/+
- extract header return json
-+/
-template SiSUheaderExtract() {
- private import
- std.exception,
- std.regex,
- std.utf,
- std.conv : to;
- private import
- ao_rgx; // ao_defaults.d
- struct HeaderDocMetadataMakeJson {
- mixin SiSUrgxInitFlags;
- mixin RgxInit;
- auto rgx = Rgx();
- enum State { off, on }
- string hm, hs;
- <<ao_markup_header_extract>>
- }
-}
-#+END_SRC
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