diff options
Diffstat (limited to 'scripts/context/lua/mtx-tools.lua')
| -rw-r--r-- | scripts/context/lua/mtx-tools.lua | 176 |
1 files changed, 176 insertions, 0 deletions
diff --git a/scripts/context/lua/mtx-tools.lua b/scripts/context/lua/mtx-tools.lua new file mode 100644 index 000000000..bf4add168 --- /dev/null +++ b/scripts/context/lua/mtx-tools.lua @@ -0,0 +1,176 @@ +if not modules then modules = { } end modules ['mtx-tools'] = { + version = 1.002, + comment = "companion to mtxrun.lua", + author = "Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright = "PRAGMA ADE / ConTeXt Development Team", + license = "see context related readme files" +} + +local find, format, sub, rep, gsub, lower = string.find, string.format, string.sub, string.rep, string.gsub, string.lower + +scripts = scripts or { } +scripts.tools = scripts.tools or { } + +local bomb_1, bomb_2 = "^\254\255", "^\239\187\191" + +function scripts.tools.disarmutfbomb() + local force, done = environment.argument("force"), false + local files = environment.files + for i=1,#files do + local name = files[i] + if lfs.isfile(name) then + local data = io.loaddata(name) + if not data then + -- just skip + elseif find(data,bomb_1) then + logs.simple("file '%s' has a 2 character utf bomb",name) + if force then + io.savedata(name,(gsub(data,bomb_1,""))) + end + done = true + elseif find(data,bomb_2) then + logs.simple("file '%s' has a 3 character utf bomb",name) + if force then + io.savedata(name,(gsub(data,bomb_2,""))) + end + done = true + else + -- logs.simple("file '%s' has no utf bomb",name) + end + end + end + if done and not force then + logs.simple("use --force to do a real disarming") + end +end + +function scripts.tools.downcase() + local pattern = environment.argument('pattern') or "*" + local recurse = environment.argument('recurse') + local force = environment.argument('force') + local n = 0 + if recurse and not find(pattern,"^%*%*%/") then + pattern = "**/*" .. pattern + end + dir.glob(pattern,function(name) + local basename = file.basename(name) + if lower(basename) ~= basename then + n = n + 1 + if force then + os.rename(name,lower(name)) + end + end + end) + if n > 0 then + if force then + logs.simple("%s files renamed",n) + else + logs.simple("use --force to do a real rename (%s files involved)",n) + end + else + logs.simple("nothing to do") + end +end + + +function scripts.tools.dirtoxml() + + local join, removesuffix, extname, date = file.join, file.removesuffix, file.extname, os.date + + local xmlns = "http://www.pragma-ade.com/rlg/xmldir.rng" + local timestamp = "%Y-%m-%d %H:%M" + + local pattern = environment.argument('pattern') or ".*" + local url = environment.argument('url') or "no-url" + local root = environment.argument('root') or "." + local outputfile = environment.argument('output') + + local recurse = environment.argument('recurse') + local stripname = environment.argument('stripname') + local longname = environment.argument('longname') + + local function flush(list,result,n,path) + n, result = n or 1, result or { } + local d = rep(" ",n) + for name, attr in table.sortedhash(list) do + local mode = attr.mode + if mode == "file" then + result[#result+1] = format("%s<file name='%s'>",d,(longname and path and join(path,name)) or name) + result[#result+1] = format("%s <base>%s</base>",d,removesuffix(name)) + result[#result+1] = format("%s <type>%s</type>",d,extname(name)) + result[#result+1] = format("%s <size>%s</size>",d,attr.size) + result[#result+1] = format("%s <permissions>%s</permissions>",d,sub(attr.permissions,7,9)) + result[#result+1] = format("%s <date>%s</date>",d,date(timestamp,attr.modification)) + result[#result+1] = format("%s</file>",d) + elseif mode == "directory" then + result[#result+1] = format("%s<directory name='%s'>",d,name) + flush(attr.list,result,n+1,(path and join(path,name)) or name) + result[#result+1] = format("%s</directory>",d) + end + end + end + + if not pattern or pattern == "" then + logs.report('provide --pattern=') + return + end + + if stripname then + pattern = file.dirname(pattern) + end + + local luapattern = string.topattern(pattern,true) + + lfs.chdir(root) + + local list = dir.collect_pattern(root,luapattern,recurse) + + if list[outputfile] then + list[outputfile] = nil + end + + local result = { "<?xml version='1.0'?>" } + result[#result+1] = format("<files url=%q root=%q pattern=%q luapattern=%q xmlns='%s' timestamp='%s'>",url,root,pattern,luapattern,xmlns,date(timestamp)) + flush(list,result) + result[#result+1] = "</files>" + + result = table.concat(result,"\n") + + if not outputfile or outputfile == "" then + texio.write_nl(result) + else + io.savedata(outputfile,result) + end + +end + +logs.extendbanner("Some File Related Goodies 1.01",true) + +messages.help = [[ +--disarmutfbomb remove utf bomb if present + --force remove indeed + +--dirtoxml glob directory into xml + --pattern glob pattern (default: *) + --url url attribute (no processing) + --root the root of the globbed path (default: .) + --output output filename (console by default) + --recurse recurse into subdirecories + --stripname take pathpart of given pattern + --longname set name attributes to full path name + +--downcase + --pattern glob pattern (default: *) + --recurse recurse into subdirecories + --force downcase indeed +]] + +if environment.argument("disarmutfbomb") then + scripts.tools.disarmutfbomb() +elseif environment.argument("dirtoxml") then + scripts.tools.dirtoxml() +elseif environment.argument("downcase") then + scripts.tools.downcase() +else + logs.help(messages.help) +end |