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local authors = {}
local function is_tex(format)
return format == 'latex' or format == 'tex' or format == 'context'
end
local function is_html (format)
return format == 'html' or format == 'html4' or format == 'html5'
end
local function is_wordprocessing (format)
return format == 'docx' or format == 'odt'
end
header_track_changes = [[
\makeatletter
\PassOptionsToPackage{textsize=scriptsize}{todonotes}
\PassOptionsToPackage{markup=underlined,authormarkup=none,commentmarkup=todo}{changes}
\usepackage{changes}
\@ifpackagelater{changes}{2018/11/03}{%
}{%
\usepackage{todonotes}
\setremarkmarkup{\todo[color=Changes@Color#1!20]{\sffamily\textbf{#1:}~#2}}
}%
\makeatother
\definecolor{auth1}{HTML}{4477AA}
\definecolor{auth2}{HTML}{117733}
\definecolor{auth3}{HTML}{999933}
\definecolor{auth4}{HTML}{CC6677}
\definecolor{auth5}{HTML}{AA4499}
\definecolor{auth6}{HTML}{332288}
\setlength{\marginparwidth}{3cm}
\newcommand{\note}[2][]{\added[#1,remark={#2}]{}}
\newcommand\hlnotesingle{%
\bgroup
\expandafter\def\csname sout\space\endcsname{\bgroup \ULdepth =-.8ex \ULset}%
\markoverwith{\textcolor{yellow}{\rule[-.5ex]{.1pt}{2.5ex}}}%
\ULon}
\newcommand\hlnote[1]{\let\helpcmd\hlnotesingle\parhelp#1\par\relax\relax}
\long\def\parhelp#1\par#2\relax{%
\helpcmd{#1}\ifx\relax#2\else\par\parhelp#2\relax\fi%
}
\makeatletter
\newcommand\ifmoving{%
\ifx\protect\@unexpandable@protect
\expandafter\@firstoftwo
\else
\expandafter\@secondoftwo
\fi
}
\newcommand{\gobbletwo}[2][]{\@bsphack\@esphack}
\newcommand{\gobbleone}[1][]{\@bsphack\@esphack}
\let\oldadded\added
\let\olddeleted\deleted
\let\oldhlnote\hlnote
\let\oldnote\note
\renewcommand{\added}{\ifmoving{\gobbleone}{\oldadded}}
\renewcommand{\deleted}{\ifmoving{\gobbletwo}{\olddeleted}}
\renewcommand{\hlnote}{\ifmoving{}{\oldhlnote}}
\renewcommand{\note}{\ifmoving{\gobbletwo}{\oldnote}}
\makeatother
]]
local function initials(s)
local ignore = { -- list of words to ignore
['dr'] = true, ['mr'] = true, ['ms'] = true, ['mrs'] = true, ['prof'] = true,
['mx'] = true, ['sir'] = true,
}
local ans = {}
for w in s:gmatch '[%w\']+' do
if not ignore[w:lower()] then ans[#ans+1] = w:sub(1,1):upper() end
end
return table.concat(ans)
end
relinerHtml = {
Str = function (s)
if s.text == "¶" then
return pandoc.Str(' ')
end
end
}
relinerTex = {
Str = function (s)
if s.text == "¶" then
return pandoc.Str('\\newline')
end
end
}
reliner = {
Str = function (s)
if s.text == "¶" then
return pandoc.LineBreak()
end
end
}
function SpanReliner(elem)
local classes = elem.classes or elem.attr.classes
if classes:includes("comment-start") then
return pandoc.walk_inline(elem, reliner)
end
end
local toTex = {["comment-start"] = "\\note", insertion = "\\added", deletion = "\\deleted"}
local function TrackingSpanToTex(elem)
if toTex[elem.classes[1]] ~= nil then
local author = elem.attributes.author
local inits = author:find' ' and initials(author) or author
authors[inits] = author
local s = toTex[elem.classes[1]] .. '[id=' .. inits .. ']{'
if elem.classes:includes("comment-start") then
s = s .. pandoc.utils.stringify(pandoc.walk_inline(elem, relinerTex)) .. '}\\hlnote{'
else
s = s .. pandoc.utils.stringify(elem.content) .. '}'
end
return pandoc.RawInline('latex', s)
elseif elem.classes:includes("comment-end") then
return pandoc.RawInline('latex', '}')
end
end
local function pairsByKeys(t, f)
local a = {}
for n in pairs(t) do table.insert(a, n) end
table.sort(a, f)
local i = 0
local iter = function ()
i = i + 1
return a[i], t[a[i]]
end
return iter
end
--- Add packages to the header includes.
local function add_track_changes(meta)
local header_includes
if meta['header-includes'] and meta['header-includes'].t == 'MetaList' then
header_includes = meta['header-includes']
else
header_includes = pandoc.MetaList{meta['header-includes']}
end
header_includes[#header_includes + 1] =
pandoc.MetaBlocks{pandoc.RawBlock('latex', header_track_changes)}
local a = 1
for key,value in pairsByKeys(authors) do -- sorted author list; otherwise make test may fail
header_includes[#header_includes + 1] =
pandoc.MetaBlocks{pandoc.RawBlock('latex', '\\definechangesauthor[name={' .. value .. '}, color=auth' .. a .. ']{' .. key .. '}')}
a = a + 1
end
meta['header-includes'] = header_includes
return meta
end
local toHtml = {["comment-start"] = "mark", insertion = "ins", deletion = "del"}
local function TrackingSpanToHtml(elem)
if toHtml[elem.classes[1]] ~= nil then
local author = elem.attributes.author
local inits = author:find' ' and initials(author) or author
authors[inits] = author
local s = '<' .. toHtml[elem.classes[1]]
for k,v in pairs(elem.attributes) do
local hattr = k
if hattr ~= 'date' then hattr = 'data-' .. hattr end
s = s .. ' ' .. hattr .. '="' .. v .. '"'
end
if elem.classes:includes("comment-start") then
if elem.identifier then
s = s .. ' data-id="' .. elem.identifier .. '"'
end
s = s .. ' title="' .. pandoc.utils.stringify(pandoc.walk_inline(elem, relinerHtml)) .. '">'
else
s = s .. '>' .. pandoc.utils.stringify(elem.content) .. '</' .. toHtml[elem.classes[1]] .. '>'
end
return pandoc.RawInline('html', s)
elseif elem.classes:includes("comment-end") then
return pandoc.RawInline('html', '</mark>')
end
end
local function SpanAcceptChanges(elem)
if elem.classes:includes("comment-start") or elem.classes:includes("comment-end") then
return {}
elseif elem.classes:includes("insertion") then
return elem.content
elseif elem.classes:includes("deletion") then
return {}
end
end
local function SpanRejectChanges(elem)
if elem.classes:includes("comment-start") or elem.classes:includes("comment-end") then
return {}
elseif elem.classes:includes("insertion") then
return {}
elseif elem.classes:includes("deletion") then
return elem.content
end
end
function Pandoc(doc)
local meta = doc.meta
local trackChangesOptions = {all = 'AllChanges', accept = 'AcceptChanges', reject = 'RejectChanges' }
local tc = meta and meta['trackChanges']
tc = type(meta['trackChanges']) == 'table' and pandoc.utils.stringify(meta['trackChanges']) or meta['trackChanges'] or 'accept'
local trackChanges = PANDOC_READER_OPTIONS and PANDOC_READER_OPTIONS.trackChanges or trackChangesOptions[tc]
meta.trackChanges = nil -- remove it from the matadata
local M = {}
if trackChanges == 'AllChanges' then
if is_html(FORMAT) then
M[#M + 1] = {
Span = TrackingSpanToHtml
}
elseif is_tex(FORMAT) then
M[#M + 1] = {
Span = TrackingSpanToTex,
}
elseif is_wordprocessing(FORMAT) then
M[#M + 1] = { Span = SpanReliner }
end
elseif trackChanges == 'RejectChanges' then
M[#M + 1] = { Span = SpanRejectChanges }
else -- otherwise assumes AcceptChanges
M[#M + 1] = { Span = SpanAcceptChanges }
end
if #M then
local blocks = doc.blocks
for i = 1, #M do
blocks = pandoc.walk_block(pandoc.Div(blocks), M[i]).content
end
if trackChanges == 'AllChanges' and is_tex(FORMAT) then
meta = add_track_changes(meta)
end
return pandoc.Pandoc(blocks, meta)
end
end
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