diff options
Diffstat (limited to 'Master/texmf-dist/tex/latex')
| -rw-r--r-- | Master/texmf-dist/tex/latex/semantex/stripsemantex.lua | 212 |
1 files changed, 212 insertions, 0 deletions
diff --git a/Master/texmf-dist/tex/latex/semantex/stripsemantex.lua b/Master/texmf-dist/tex/latex/semantex/stripsemantex.lua new file mode 100644 index 00000000000..769d5b05516 --- /dev/null +++ b/Master/texmf-dist/tex/latex/semantex/stripsemantex.lua @@ -0,0 +1,212 @@ +-- aliases for protected environments +local assert, io_open + = assert, io.open + +-- load the ltn12 module +local ltn12 = require("ltn12") + +-- No more global accesses after this point +if _VERSION == "Lua 5.2" then _ENV = nil end + +-- copy a file +copy_file = function(path_src, path_dst) + ltn12.pump.all( + ltn12.source.file(assert(io_open(path_src, "rb"))), + ltn12.sink.file(assert(io_open(path_dst, "wb"))) + ) +end + +openFile = function(file) + f = io.open(file, "r") + filecontent = f:read("*all") + local beginDocPosition = filecontent:find('\\begin{document}') + if not beginDocPosition then + tex.sprint( [[\begingroup\ExplSyntaxOn + \msg_fatal:nnn { stripsemantex } { begin_document_not_found } { ]] .. file .. [[ } + \endgroup]] ) + return + end + precontent = filecontent:sub(1,beginDocPosition-1) + content = filecontent:sub(beginDocPosition,-1) + f:close() +end + +closeFile = function(file) + f = io.open(file, "w") + f:write(precontent .. content) + f:close() +end + +removeStricttexFormatting = function(str) + -- We do this in case the package "stricttex" was used + str = str:gsub('numberZERO','0') + str = str:gsub('numberONE','1') + str = str:gsub('numberTWO','2') + str = str:gsub('numberTHREE','3') + str = str:gsub('numberFOUR','4') + str = str:gsub('numberFIVE','5') + str = str:gsub('numberSIX','6') + str = str:gsub('numberSEVEN','7') + str = str:gsub('numberEIGHT','8') + str = str:gsub('numberNINE','9') + str = str:gsub('symbolPRIME','\'') + return str +end + +addIDsToRegisters = function(str) + str = removeStricttexFormatting(str) + content = content:gsub('\\' .. str .. '%f[^%a]' ,'\\SemantexIDcommand{}\\' .. str) +end + +removeSuperfluousIDs = function() + content = content:gsub('parent(%s*)=(%s*)\\SemantexIDcommand{}','parent%1=%2') + content = content:gsub('class(%s*)=(%s*)\\SemantexIDcommand{}','class%1=%2') + content = content:gsub('clone(%s*)=(%s*)\\SemantexIDcommand{}','clone%1=%2') + content = content:gsub('copy(%s*)=(%s*)\\SemantexIDcommand{}','copy%1=%2') + content = content:gsub('\\New(%w+)Class(%s*{?)\\SemantexIDcommand{}','\\New%1Class%2') + content = content:gsub('\\NewObject(%s*{?%s*)\\SemantexIDcommand{}(\\%w+%s*}?%s*{?%s*)\\SemantexIDcommand{}', '\\NewObject%1%2') + content = content:gsub('\\SetupClass(%s*{?%s*)\\SemantexIDcommand{}', '\\SetupClass%1') + content = content:gsub('\\SetupObject(%s*{?%s*)\\SemantexIDcommand{}', '\\SetupObject%1') +end + +addNumbersToIDs = function() + local n = 1 + local p,q = string.find(content,'\\SemantexIDcommand{}') + while q do + content = content:sub(1,q-1) .. n .. content:sub(q,-1) + p, q = string.find(content,'\\SemantexIDcommand{}') + n = n + 1 + end +end + +semantexIDluacommand = function(id, source, output) + local p, q = string.find(content, '\\SemantexIDcommand{' .. id .. '}') + + while p do + content = content:sub(1,p-1) .. content:sub(q+1,-1) + + source = source:gsub('%s+', '') + + -- We do this in case the package "stricttex" was used + source = removeStricttexFormatting(source) + + -- This is because #1's in the code becomes ##1 + -- in the .semtex file. + source = source:gsub('#(%d)', '%1') + + local length = source:len() + + local i = 1 + + local s + + while i <= length do + s = content:sub(p,p) + if s == source:sub(i,i) then + content = content:sub(1 , p-1) .. content:sub(p+1, -1) + i = i + 1 + elseif s:match('%s') then + content = content:sub(1, p-1) .. content:sub (p+1, -1) + elseif s == '%' then + content = content:sub(1 , p-1) .. content:sub(p,-1):gsub('%%.-\n','',1) + elseif s == '{' then + -- In this case, we remove the corresponding right brace, + -- once we find it + local netto = 1 -- The current brace group level + local q = 0 -- The position we have moved forward so far + while netto > 0 do + q = q + 1 + local e = content:sub(p+q,p+q) + if e == '}' then + netto = netto - 1 + elseif e == '{' then + netto = netto + 1 + elseif e == '\\' then + q = q + 1 + end + end + content = content:sub(1,p-1) .. content:sub(p+1,p+q-1) .. content:sub(p+q+1,-1) + else + tex.sprint( [[\begingroup\ExplSyntaxOn + \msg_fatal:nnnn { stripsemantex } { source_not_expected } { ]] .. source:sub(i,i) .. [[ } { ]] .. s .. [[ } + \endgroup]] ) + break + end + end + + + output = output:gsub('%s*\\sp {', '^{') + output = output:gsub('%s*\\sb {', '_{') + output = output:gsub('\\mathopen \\big ', '\\bigl') + output = output:gsub('\\mathclose \\big ', '\\bigr') + output = output:gsub('\\mathopen \\Big ', '\\Bigl') + output = output:gsub('\\mathclose \\Big ', '\\Bigr') + output = output:gsub('\\mathopen \\bigg ', '\\biggl') + output = output:gsub('\\mathclose \\bigg ', '\\biggr') + output = output:gsub('\\mathopen \\Bigg ', '\\Biggl') + output = output:gsub('\\mathclose \\Bigg ', '\\Biggr') + output = output:gsub('\\mathopen %(', '(') + output = output:gsub('\\mathclose %)', ')') + output = output:gsub('\\mathopen %[', '[') + output = output:gsub('\\mathclose %]', ']') + output = output:gsub('\\mathopen \\{', '\\{') + output = output:gsub('\\mathclose \\}', '\\}') + output = output:gsub('\\mathopen \\lbrace', '\\lbrace') + output = output:gsub('\\mathclose \\rbrace', '\\rbrace') + output = output:gsub('\\mathopen \\lbrack', '\\rbrack') + output = output:gsub('\\mathclose \\rbrack', '\\rbrack') + output = output:gsub('\\mathopen \\langle', '\\langle') + output = output:gsub('\\mathclose \\rangle', '\\rangle') + output = output:gsub('\\mathopen \\lvert', '\\rvert') + output = output:gsub('\\mathclose \\rvert', '\\rvert') + output = output:gsub('\\mathopen \\lVert', '\\rVert') + output = output:gsub('\\mathclose \\rVert', '\\rVert') + + output = output:gsub('%s+%f[{}%[%]%(%)%$,]','') + output = output:gsub('([}%]%)])%f[\\%w%+%-%(%[=]', '%1 ') + output = output:gsub(',',', ') + output = output:gsub('%s+$', '') + + + -- We now check whether the string we add will follow right + -- after a control sequence, causing it to be interpreted + -- as part of that control sequence. + -- Because we want to allow the user to use stricttex, we + -- check for alphanumerical control sequences rather than + -- just alphabetic ones. This could add spaces that + -- the user might not have intended, but it's a minor issue. + if output:sub(1,1):match('%w') and content:sub(1, p-1):match('\\%w+$') then + content = content:sub(1,p-1) .. ' ' .. output .. content:sub(p,-1) + else + content = content:sub(1,p-1) .. output .. content:sub(p,-1) + end + p, q = string.find(content, '\\SemantexIDcommand{' .. id .. '}') + end +end + +stripRemainingSemantexIDs = function() + content = content:gsub('\\SemantexIDcommand{%d+}', '') +end + +addSemtexPackageToFile = function() + content = [[% The following was added by "stripsemantex" + +\usepackage{semtex,leftindex,graphicx} + +\providecommand\SemantexLeft{% + \mathopen{}\mathclose\bgroup\left +} + +\providecommand\SemantexRight{% + \aftergroup\egroup\right +} + +\providecommand\SemantexBullet{% + \raisebox{-0.25ex}{\scalebox{1.2}{$\cdot$}}% +} +\providecommand\SemantexDoubleBullet{% + \SemantexBullet\SemantexBullet +} + +]] .. content +end
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