From e1192611f0655a1ccaff0dff2f53c7c65fa5db07 Mon Sep 17 00:00:00 2001 From: Norbert Preining Date: Fri, 24 Jan 2020 03:00:54 +0000 Subject: CTAN sync 202001240300 --- support/make4ht/README | 18 ++++ support/make4ht/changelog.tex | 64 ++++++++++++ support/make4ht/domfilters/make4ht-booktabs.lua | 82 +++++++++++++++ .../make4ht/domfilters/make4ht-joincharacters.lua | 113 +++++++++++++++------ support/make4ht/domfilters/make4ht-tablerows.lua | 14 ++- .../extensions/make4ht-ext-common_domfilters.lua | 2 +- .../extensions/make4ht-ext-detect_engine.lua | 91 +++++++++++++++++ support/make4ht/make4ht | 2 +- support/make4ht/make4ht-doc.pdf | Bin 128196 -> 130605 bytes support/make4ht/make4ht-htlatex.lua | 21 +++- support/make4ht/make4ht-indexing.lua | 3 + support/make4ht/make4ht-odtfilter.lua | 33 ------ support/make4ht/mkparams.lua | 9 ++ support/make4ht/mkutils.lua | 5 +- support/make4ht/readme.tex | 15 +++ 15 files changed, 404 insertions(+), 68 deletions(-) create mode 100644 support/make4ht/domfilters/make4ht-booktabs.lua create mode 100644 support/make4ht/extensions/make4ht-ext-detect_engine.lua delete mode 100644 support/make4ht/make4ht-odtfilter.lua (limited to 'support/make4ht') diff --git a/support/make4ht/README b/support/make4ht/README index 3b2e6b0085..78ec73056c 100644 --- a/support/make4ht/README +++ b/support/make4ht/README @@ -238,6 +238,16 @@ common\_domfilters `common_filters`. Used DOM filters are `fixinlines`, `idcolons`, `joincharacters`, and `tablerows`. +detect\_engine + +: detect engine and format necessary for the document compilation from the + magic comments supported by \LaTeX\ editors such as TeXShop or TeXWorks. + Add something like the following line at the beginning of the main \TeX\ file: + + `%!TEX TS-program = xelatex` + + It supports also Plain \TeX, use for example `tex` or `luatex` as the program name. + dvisvgm\_hashes : efficient generation of SVG pictures using Dvisvgm. It can utilize @@ -387,6 +397,10 @@ detect compilation errors in the TeX log file. : One call to the TeX engine with special configuration for loading of the `tex4ht.sty` package. +`Make:httex` + +: Variant of `Make:htlatex` suitable for Plain \TeX. + `Make:latexmk` : Use `Latexmk` for the document compilation. `tex4ht.sty` will be loaded automatically. @@ -571,6 +585,10 @@ aeneas : [Aeneas](https://www.readbeyond.it/aeneas/) is a tool for automagical synchronization of text and audio. This filter modifies the HTML code to support synchronization. +booktabs + +: fix lines produced by the `\cmidrule` command provided by the Booktabs package. + collapsetoc : collapse table of contents to contain only top-level sectioning level and sections on the current page. diff --git a/support/make4ht/changelog.tex b/support/make4ht/changelog.tex index 8fdd699e83..d67418081f 100644 --- a/support/make4ht/changelog.tex +++ b/support/make4ht/changelog.tex @@ -2,6 +2,70 @@ \section{Changelog}\label{changelog}} \begin{itemize} +\item + 2020/01/22 + + \begin{itemize} + \tightlist + \item + version \texttt{0.3d} released. + \item + added \texttt{Make:httex} command for Plain TeX support. + \item + added \texttt{detect\_engine} extension. It supports detection of + the used engine and format from TeX Shop or TeXWorks magic comments. + These comments can look like: + \texttt{\%!TEX\ TS-program\ =\ xelatex}. + \end{itemize} +\item + 2020/01/22 + + \begin{itemize} + \tightlist + \item + fixed support for multiple indices in \texttt{make4ht-indexing.lua}. + \end{itemize} +\item + 2019/12/29 + + \begin{itemize} + \tightlist + \item + use the \texttt{mathvariant="italic"} attribute for joined + \texttt{\textless{}mi\textgreater{}} elements. + \item + fixed comparison of element attributes in \texttt{joincharacters} + DOM filter. + \end{itemize} +\item + 2019/12/28 + + \begin{itemize} + \tightlist + \item + print warning if the input file doesn't exist. + \end{itemize} +\item + 2019/12/17 + + \begin{itemize} + \tightlist + \item + added \texttt{booktabs} DOM filter. + \item + load the \texttt{booktabs} in \texttt{common\_domfilters} by + default. + \end{itemize} +\item + 2019/12/14 + + \begin{itemize} + \tightlist + \item + fixed bug in the \texttt{tablerows} DOM filter -- it could remove + table rows if they contained only one column with elements that + contained no text content. + \end{itemize} \item 2019/11/28 diff --git a/support/make4ht/domfilters/make4ht-booktabs.lua b/support/make4ht/domfilters/make4ht-booktabs.lua new file mode 100644 index 0000000000..edec8adbd8 --- /dev/null +++ b/support/make4ht/domfilters/make4ht-booktabs.lua @@ -0,0 +1,82 @@ + +local function find_cmidrules(current_rows) + -- save rows with cmidrules here + local matched_rows = {} + local continue = false + for row_no, row in ipairs(current_rows) do + local columnposition = 1 + local matched_cmidrule = false + + for _, col in ipairs(row:query_selector("td")) do + -- keep track of culumns + local span = tonumber(col:get_attribute("colspan")) or 1 + local cmidrule = col:query_selector(".cmidrule") + -- column contain cmidrule + if #cmidrule > 0 then + -- remove any child elements, we don't need them anymore + col._children = {} + -- only one cmidrule can be on each row, save the position, column span and all attributes + matched_rows[row_no] = {attributes = col._attr, column = columnposition, span = span, continue = continue} + matched_cmidrule = true + end + columnposition = columnposition + span + end + if matched_cmidrule then + -- save the row number of the first cmidrule on the current row + continue = continue or row_no + else + continue = false + end + + end + -- save the table rows count, so we can loop over them sequentially later + matched_rows.length = #current_rows + return matched_rows +end + +local function update_row(current_rows, match, newspan, i) + local row_to_update = current_rows[match.continue] + -- insert spanning column if necessary + if newspan > 0 then + local td = row_to_update:create_element("td", {colspan=tostring(newspan), span="nazdar"}) + row_to_update:add_child_node(td) + end + -- insert the rule column + local td = row_to_update:create_element("td", match.attributes) + row_to_update:add_child_node(td) + -- remove unnecessary row + current_rows[i]:remove_node() +end + +local function join_rows(matched_rows,current_rows) + for i = 1, matched_rows.length do + local match = matched_rows[i] + if match then + -- we only need to process rows that place subsequent cmidrules on the same row + local continue = match.continue + if continue then + local prev_row = matched_rows[continue] + -- find column where the previous cmidrule ends + local prev_end = prev_row.column + prev_row.span + local newspan = match.column - prev_end + update_row(current_rows, match, newspan, i) + -- update the current row position + prev_row.column = match.column + prev_row.span = match.span + end + end + end +end + +local function process_booktabs(dom) + local tables = dom:query_selector("table") + for _, tbl in ipairs(tables) do + local current_rows = tbl:query_selector("tr") + local matched_rows = find_cmidrules(current_rows) + join_rows(matched_rows, current_rows) + end + return dom +end + +return process_booktabs + diff --git a/support/make4ht/domfilters/make4ht-joincharacters.lua b/support/make4ht/domfilters/make4ht-joincharacters.lua index 5830eae78e..4493aef023 100644 --- a/support/make4ht/domfilters/make4ht-joincharacters.lua +++ b/support/make4ht/domfilters/make4ht-joincharacters.lua @@ -3,14 +3,35 @@ local log = logging.new("joincharacters") local charclasses = { span=true, mn = true, - mi = true } +local function update_mathvariant(curr) + -- when we join several elements, they will be rendered incorrectly + -- we must set the mathvariant attribute + local parent = curr:get_parent() + -- set mathvariant only if it haven't been set by the parent element + if not parent:get_attribute("mathvariant") then + -- curr._attr = curr._attr or {} + local mathvariant = "italic" + -- the joined elements don't have attributes + curr._attr = curr._attr or {} + curr:set_attribute("mathvariant", mathvariant) + end +end + +local table_count = function(tbl) + local tbl = tbl or {} + local i = 0 + for k,v in pairs(tbl) do i = i + 1 end + return i +end + + local has_matching_attributes = function (el, next_el) local el_attr = el._attr or {} local next_attr = next_el._attr or {} -- if the number of attributes doesn't match, elements don't match - if #next_attr ~= #el_attr then return false end + if table_count(next_attr) ~= table_count(el_attr) then return false end for k, v in pairs(el_attr) do -- if any attribute doesn't match, elements don't match if v~=next_attr[k] then return false end @@ -18,6 +39,7 @@ local has_matching_attributes = function (el, next_el) return true end + local function join_characters(obj,par) -- join adjanced span and similar elements inserted by -- tex4ht to just one object. @@ -25,45 +47,48 @@ local function join_characters(obj,par) local options = get_filter_settings "joincharacters" local charclasses = options.charclasses or par.charclasses or charclasses - - obj:traverse_elements(function(el) - local get_name = function(curr) - return string.lower(curr:get_element_name()) - end - local get_class = function(next_el) - return next_el:get_attribute("class") or next_el:get_attribute("mathvariant") - end - local is_span = function(next_el) - return charclasses[get_name(next_el)] + local get_name = function(curr) + return string.lower(curr:get_element_name()) + end + local get_class = function(next_el) + return next_el:get_attribute("class") or next_el:get_attribute("mathvariant") + end + local is_span = function(next_el) + return charclasses[get_name(next_el)] + end + local join_elements = function(el, next_el) + -- it the following element match, copy it's children to the current element + for _, child in ipairs(next_el:get_children()) do + el:add_child_node(child) end + -- remove the next element + next_el:remove_node() + end - local function get_next(curr, class) - local next_el = curr:get_next_node() - if next_el and next_el:is_element() and is_span(next_el) then - return next_el - -- if the next node is space followed by a matching element, we should add this space - elseif next_el and next_el:is_text() and get_next(next_el, class) then - local text = next_el._text - -- match only text containing just whitespace - if text:match("^%s+$") then return next_el end - end + local function get_next(curr, class) + local next_el = curr:get_next_node() + if next_el and next_el:is_element() and is_span(next_el) then + return next_el + -- if the next node is space followed by a matching element, we should add this space + elseif next_el and next_el:is_text() and get_next(next_el, class) then + local text = next_el._text + -- match only text containing just whitespace + if text:match("^%s+$") then return next_el end end + end + + obj:traverse_elements(function(el) -- loop over all elements and test if the current element is in a list of -- processed elements (charclasses) if is_span(el) then local next_el = get_next(el) -- loop over the following elements and test whether they are of the same type -- as the current one - while next_el do + while next_el do -- save the next element because we will remove it later local real_next = get_next(next_el) if get_name(el) == get_name(next_el) and has_matching_attributes(el,next_el) and not el:get_attribute("id") then - -- it the following element match, copy it's children to the current element - for _, child in ipairs(next_el:get_children()) do - el:add_child_node(child) - end - -- remove the next element - next_el:remove_node() + join_elements(el, next_el) -- add the whitespace elseif next_el:is_text() then local s = next_el._text @@ -80,6 +105,36 @@ local function join_characters(obj,par) end end) + -- process elements + obj:traverse_elements(function(el) + local function get_next_mi(curr) + local next_el = curr:get_next_node() + if next_el and next_el:is_element() then + return next_el + end + end + local function has_no_attributes(x) + return table_count(x._attr) == 0 + end + + -- join only subsequential elements with no attributes + if get_name(el) == "mi" and has_no_attributes(el) then + local next_el = get_next_mi(el) + while next_el do + local real_next = get_next_mi(next_el) + if get_name(next_el) == "mi" and has_no_attributes(next_el) then + join_elements(el, next_el) + -- set math variant to italic + -- (if the parent element doesn't set it to something else) + update_mathvariant(el) + else + -- break the loop otherwise + real_next = nil + end + next_el = real_next + end + end + end) -- join text nodes in an element into one obj:traverse_elements(function(el) -- save the text diff --git a/support/make4ht/domfilters/make4ht-tablerows.lua b/support/make4ht/domfilters/make4ht-tablerows.lua index 155c24529a..3e3931b368 100644 --- a/support/make4ht/domfilters/make4ht-tablerows.lua +++ b/support/make4ht/domfilters/make4ht-tablerows.lua @@ -1,5 +1,16 @@ local log = logging.new ("tablerows") return function(dom) + local has_child_elements = function(child) + -- detect if the element contains child elements + local child_elements = 0 + local children = child:get_children() + for _, el in ipairs(children) do + local step = el:is_element() and 1 or 0 + -- log:info("element name", el._name) + child_elements = child_elements + step + end + return child_elements > 0 + end local is_empty_row = function(row) local not_empty = false local element_count = 0 @@ -11,7 +22,8 @@ return function(dom) if child:is_element() then element_count = element_count + 1 -- empty rows contain only one element, it is not empty otherwise - if element_count > 1 then return false end + if element_count > 1 or has_child_elements(child) then return false end + -- detect if it contains only whitespace not_empty = child:get_text():gsub("%s","") ~= "" or not_empty end diff --git a/support/make4ht/extensions/make4ht-ext-common_domfilters.lua b/support/make4ht/extensions/make4ht-ext-common_domfilters.lua index ec687cd042..63232b22ce 100644 --- a/support/make4ht/extensions/make4ht-ext-common_domfilters.lua +++ b/support/make4ht/extensions/make4ht-ext-common_domfilters.lua @@ -26,7 +26,7 @@ function M.modify_build(make) make:match("4om$", process, {charclasses= charclasses}) count = 2 else - local process = filter {"fixinlines", "idcolons", "joincharacters", "mathmlfixes", "tablerows"} + local process = filter {"fixinlines", "idcolons", "joincharacters", "mathmlfixes", "tablerows","booktabs"} make:match("html$", process) count = 1 end diff --git a/support/make4ht/extensions/make4ht-ext-detect_engine.lua b/support/make4ht/extensions/make4ht-ext-detect_engine.lua new file mode 100644 index 0000000000..8bb91d3a69 --- /dev/null +++ b/support/make4ht/extensions/make4ht-ext-detect_engine.lua @@ -0,0 +1,91 @@ +-- support magic comments used by TeXShop and TeXWorks to detect used engine and format +-- +local M = {} +local log = logging.new("detect engine") +local htlatex = require "make4ht-htlatex" + +-- we must change build sequence when Plain TeX is requested +local change_table = { + tex = { + htlatex = "etex", + command = htlatex.httex + }, + pdftex = { + htlatex = "etex", + command = htlatex.httex + }, + etex = { + htlatex = "etex", + command = htlatex.httex + }, + luatex = { + htlatex = "dviluatex", + command = htlatex.httex + }, + xetex = { + htlatex = "xetex -no-pdf", + command = htlatex.httex + }, + xelatex = { + htlatex = "xelatex -no-pdf", + }, + lualatex = { + htlatex = "dvilualatex", + }, + pdflatex = { + htlatex = "latex" + } + +} + +local function find_magic_program(filename) + -- find the magic line containing program name + local get_comment = function(line) + return line:match("%s*%%%s*(.+)") + end + local empty_line = function(line) return line:match("^%s*$") end + for line in io.lines(filename) do + local comment = get_comment(line) + -- read line after line from the file, break the processing after first non comment or non empty line + if not comment and not empty_line(line) then return nil, "Cannot find program name" end + comment = comment or "" -- comment is nil for empty lines + local program = comment:match("!%s*[Tt][Ee][Xx].-program%s*=%s*([^%s]+)") + if program then return program:lower() end + end +end + +-- update htlatex entries with detected program +local function update_build_sequence(program, build_seq) + -- handle Plain TeX + local replaces = change_table[program] or {} + local is_xetex = program:match("xe") -- we must handle xetex in tex4ht + for pos, entry in ipairs(build_seq) do + if entry.name == "htlatex" then + -- handle httex + entry.command = replaces.command or entry.command + local params = entry.params or {} + params.htlatex = replaces.htlatex or params.htlatex + entry.params = params + elseif is_xetex and entry.name == "tex4ht" then + -- tex4ht must process .xdv file if the TeX file was compiled by XeTeX + entry.params.tex4ht_par = entry.params.tex4ht_par .. " -.xdv" + end + end +end + + +function M.modify_build(make) + -- find magic comments in the TeX file + local build_seq = make.build_seq + local tex_file = make.params.tex_file + local program, msg = find_magic_program(tex_file) + if program then + log:info("Found program name", program) + update_build_sequence(program, build_seq) + else + log:warning("Cannot find magic line with the program name") + end + return make +end + +return M diff --git a/support/make4ht/make4ht b/support/make4ht/make4ht index 10311088d7..d90bd5b970 100755 --- a/support/make4ht/make4ht +++ b/support/make4ht/make4ht @@ -29,7 +29,7 @@ make4ht [options] filename ["tex4ht.sty op." "tex4ht op." "t4ht op" "latex op"] -- set version number. the template should be replaced by the -- actual version number by the build script -local version = "v0.3c" +local version = "v0.3d" mkparams.version_number = version local args = mkparams.get_args() diff --git a/support/make4ht/make4ht-doc.pdf b/support/make4ht/make4ht-doc.pdf index 949fa599c6..287a06722a 100644 Binary files a/support/make4ht/make4ht-doc.pdf and b/support/make4ht/make4ht-doc.pdf differ diff --git a/support/make4ht/make4ht-htlatex.lua b/support/make4ht/make4ht-htlatex.lua index 214972e8bb..f141070406 100644 --- a/support/make4ht/make4ht-htlatex.lua +++ b/support/make4ht/make4ht-htlatex.lua @@ -51,11 +51,17 @@ Make.latex_command = "${htlatex} --interaction=${interaction} ${latex_par} '\\ma "\\documentstyle[tex4ht]}}}\\makeatother\\HCode ${tex4ht_sty_par}.a.b.c.".. "\\input \"\\detokenize{${tex_file}}\"'" +Make.plain_command = '${htlatex} --interaction=${interaction} ${latex_par}' .. +"'\\def\\Link#1.a.b.c.{\\expandafter\\def\\csname tex4ht\\endcsname{\\expandafter\\def\\csname tex4ht\\endcsname{#1,html}\\input tex4ht.sty }}" .. +"\\def\\HCode{\\futurelet\\HCode\\HChar}\\def\\HChar{\\ifx\"\\HCode\\def\\HCode\"##1\"{\\Link##1}\\expandafter\\HCode\\else\\expandafter\\Link\\fi}" .. +"\\HCode ${tex4ht_sty_par}.a.b.c.\\input \"\\detokenize{${tex_file}}\"'" + local m = {} -function m.htlatex(par) - local command = Make.latex_command +function m.htlatex(par, latex_command) + -- latex_command can be also plain_command for Plain TeX + local command = latex_command or Make.latex_command local devnull = " > /dev/null 2>&1" if os.type == "windows" then command = command:gsub("'",'') @@ -72,4 +78,15 @@ function m.htlatex(par) return Make.testlogfile(par) end +function m.httex(par) + local newpar = {} + for k,v in pairs(par) do newpar[k] = v end + -- change executable name from *latex to *tex + newpar.htlatex = newpar.htlatex:gsub("latex", "tex") + -- plain tex command doesn't support etex extensions + -- which are necessary for TeX4ht. just quick hack to fix this + if newpar.htlatex == "tex" then newpar.htlatex = "etex" end + return m.htlatex(newpar, Make.plain_command) +end + return m diff --git a/support/make4ht/make4ht-indexing.lua b/support/make4ht/make4ht-indexing.lua index 5801df509b..072536556a 100644 --- a/support/make4ht/make4ht-indexing.lua +++ b/support/make4ht/make4ht-indexing.lua @@ -177,6 +177,9 @@ local run_indexing_command = function(command, par) if not status then xindylog:warning(msg) end -- remove the temporary idx file os.remove(newidxfile) + -- null the indfile, it is necessary in order to support + -- multiple indices + par.indfile = nil end M.get_utf8 = get_utf8 diff --git a/support/make4ht/make4ht-odtfilter.lua b/support/make4ht/make4ht-odtfilter.lua deleted file mode 100644 index 97f0b8df67..0000000000 --- a/support/make4ht/make4ht-odtfilter.lua +++ /dev/null @@ -1,33 +0,0 @@ -local mkutils = require "mkutils" -local zip = require "zip" - - --- use function to change contents of the ODT file -local function update_odt(odtfilename, file_path, fn) - -- get name of the odt file - local odtname = mkutils.remove_extension(odtfilename) .. ".odt" - -- open and read contents of the requested file inside ODT file - local odtfile = zip.open(odtname) - local local_file = odtfile:open(file_path) - local content = local_file:read("*all") - local_file:close() - odtfile:close() - -- update the content using user function - content = fn(content) - -- write the updated file - local local_file_file = io.open(file_path,"w") - local_file_file:write(content) - local_file_file:close() - os.execute("zip " .. odtname .. " " .. file_path) - os.remove(file_path) -end - -Make:match("tmp$", function(name, par) - update_odt(name, "content.xml", function(content) - return content:gsub("%&%#x([A-Fa-f0-9]+);", function(entity) - -- convert hexadecimal entity to Unicode - print(entity,utfchar(tonumber(entity, 16))) - return utfchar(tonumber(entity, 16)) - end) - end) -end) diff --git a/support/make4ht/mkparams.lua b/support/make4ht/mkparams.lua index eff8c99670..0254de9ac2 100644 --- a/support/make4ht/mkparams.lua +++ b/support/make4ht/mkparams.lua @@ -134,6 +134,11 @@ local function handle_jobname(input, args) return latex_params, input end +local function tex_file_not_exits(tex_file) + -- try to find the input file, return false if we cannot find it + return not (kpse.find_file(tex_file, "tex") or kpse.find_file(tex_file .. ".tex", "tex")) +end + -- use standard input instead of file if the filename is just `-` -- return the filename and status if it is a tmp name local function handle_input_file(filename) @@ -191,6 +196,10 @@ local function process_args(args) local compiler = args.lua and "dvilualatex" or args.xetex and "xelatex --no-pdf" or "latex" local tex_file, is_tmp_file = handle_input_file(args.filename) + -- test if the file exists + if not is_tmp_file and tex_file_not_exits(tex_file) then + log:warning("Cannot find input file: " .. tex_file) + end local input = mkutils.remove_extension(tex_file) -- the output file name can be influneced using -jobname parameter passed to the TeX engine local latex_params, input = handle_jobname(input, args) diff --git a/support/make4ht/mkutils.lua b/support/make4ht/mkutils.lua index 944ab99cc7..a4f16fb71a 100644 --- a/support/make4ht/mkutils.lua +++ b/support/make4ht/mkutils.lua @@ -338,7 +338,10 @@ env.Make:add("test","test the variables: ${tex4ht_sty_par} ${htlatex} ${input} local htlatex = require "make4ht-htlatex" env.Make:add("htlatex", htlatex.htlatex ,{correct_exit=0}) - +env.Make:add("htttex", htlatex.httex, { + htlatex = "etex", + correct_exit=0 +}) env.Make:add("latexmk", function(par) local settings = get_filter_settings "htlatex" or {} diff --git a/support/make4ht/readme.tex b/support/make4ht/readme.tex index a326ce1010..b221473e02 100644 --- a/support/make4ht/readme.tex +++ b/support/make4ht/readme.tex @@ -303,6 +303,16 @@ clean the output HTML files using filters. clean the HTML file using DOM filters. It is more powerful than \texttt{common\_filters}. Used DOM filters are \texttt{fixinlines}, \texttt{idcolons}, \texttt{joincharacters}, and \texttt{tablerows}. +\item[detect\_engine] +detect engine and format necessary for the document compilation from the +magic comments supported by \LaTeX~editors such as TeXShop or TeXWorks. +Add something like the following line at the beginning of the main +\TeX~file: + +\texttt{\%!TEX\ TS-program\ =\ xelatex} + +It supports also Plain \TeX, use for example \texttt{tex} or +\texttt{luatex} as the program name. \item[dvisvgm\_hashes] efficient generation of SVG pictures using Dvisvgm. It can utilize multiple processor cores and generates only changed images. @@ -468,6 +478,8 @@ the TeX log file. \item[\texttt{Make:htlatex}] One call to the TeX engine with special configuration for loading of the \texttt{tex4ht.sty} package. +\item[\texttt{Make:httex}] +Variant of \texttt{Make:htlatex} suitable for Plain \TeX. \item[\texttt{Make:latexmk}] Use \texttt{Latexmk} for the document compilation. \texttt{tex4ht.sty} will be loaded automatically. @@ -639,6 +651,9 @@ Available DOM filters: \href{https://www.readbeyond.it/aeneas/}{Aeneas} is a tool for automagical synchronization of text and audio. This filter modifies the HTML code to support synchronization. +\item[booktabs] +fix lines produced by the \texttt{\textbackslash{}cmidrule} command +provided by the Booktabs package. \item[collapsetoc] collapse table of contents to contain only top-level sectioning level and sections on the current page. -- cgit v1.2.3