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Diffstat (limited to 'tex/context/base/luat-zip.lua')
| -rw-r--r-- | tex/context/base/luat-zip.lua | 249 |
1 files changed, 0 insertions, 249 deletions
diff --git a/tex/context/base/luat-zip.lua b/tex/context/base/luat-zip.lua deleted file mode 100644 index 40386e570..000000000 --- a/tex/context/base/luat-zip.lua +++ /dev/null @@ -1,249 +0,0 @@ --- filename : luat-zip.lua --- comment : companion to luat-lib.tex --- author : Hans Hagen, PRAGMA-ADE, Hasselt NL --- copyright: PRAGMA ADE / ConTeXt Development Team --- license : see context related readme files - -if not versions then versions = { } end versions['luat-zip'] = 1.001 - -local format = string.format - -if zip and input then - zip.supported = true -else - zip = { } - zip.supported = false -end - -if not zip.supported then - - if not input then input = { } end -- will go away - - function zip.openarchive (...) return nil end -- needed ? - function zip.closenarchive (...) end -- needed ? - function input.usezipfile (...) end -- needed ? - -else - - -- zip:///oeps.zip?name=bla/bla.tex - -- zip:///oeps.zip?tree=tex/texmf-local - - local function validzip(str) - if not str:find("^zip://") then - return "zip:///" .. str - else - return str - end - end - - zip.archives = { } - zip.registeredfiles = { } - - function zip.openarchive(name) - if not name or name == "" then - return nil - else - local arch = zip.archives[name] - if arch then - return arch - else - local full = input.find_file(name) or "" - local arch = (full ~= "" and zip.open(full)) or false - zip.archives[name] = arch - return arch - end - end - end - - function zip.closearchive(name) - if not name or name == "" and zip.archives[name] then - zip.close(zip.archives[name]) - zip.archives[name] = nil - end - end - - -- zip:///texmf.zip?tree=/tex/texmf - -- zip:///texmf.zip?tree=/tex/texmf-local - -- zip:///texmf-mine.zip?tree=/tex/texmf-projects - - function input.locators.zip(specification) -- where is this used? startup zips (untested) - specification = input.splitmethod(specification) - local zipfile = specification.path - local zfile = zip.openarchive(name) -- tricky, could be in to be initialized tree - if input.trace > 0 then - if zfile then - input.logger('! zip locator, found: %s',specification.original) - else - input.logger('? zip locator, not found: %s',specification.original) - end - end - end - - function input.hashers.zip(tag,name) - input.report("loading zip file %s as %s",name,tag) - input.usezipfile(tag .."?tree=" .. name) - end - - function input.concatinators.zip(tag,path,name) - if not path or path == "" then - return tag .. '?name=' .. name - else - return tag .. '?name=' .. path .. "/" .. name - end - end - - function input.is_readable.zip(name) - return true - end - - function input.finders.zip(specification,filetype) - specification = input.splitmethod(specification) - if specification.path then - local q = url.query(specification.query) - if q.name then - local zfile = zip.openarchive(specification.path) - if zfile then - if input.trace > 0 then - input.logger('! zip finder, path: %s',specification.path) - end - local dfile = zfile:open(q.name) - if dfile then - dfile = zfile:close() - if input.trace > 0 then - input.logger('+ zip finder, name: %s',q.name) - end - return specification.original - end - elseif input.trace > 0 then - input.logger('? zip finder, path %s',specification.path) - end - end - end - if input.trace > 0 then - input.logger('- zip finder, name: %s',filename) - end - return unpack(input.finders.notfound) - end - - function input.openers.zip(specification) - local zipspecification = input.splitmethod(specification) - if zipspecification.path then - local q = url.query(zipspecification.query) - if q.name then - local zfile = zip.openarchive(zipspecification.path) - if zfile then - if input.trace > 0 then - input.logger('+ zip starter, path: %s',zipspecification.path) - end - local dfile = zfile:open(q.name) - if dfile then - input.show_open(specification) - return input.openers.text_opener(specification,dfile,'zip') - end - elseif input.trace > 0 then - input.logger('- zip starter, path %s',zipspecification.path) - end - end - end - if input.trace > 0 then - input.logger('- zip opener, name: %s',filename) - end - return unpack(input.openers.notfound) - end - - function input.loaders.zip(specification) - specification = input.splitmethod(specification) - if specification.path then - local q = url.query(specification.query) - if q.name then - local zfile = zip.openarchive(specification.path) - if zfile then - if input.trace > 0 then - input.logger('+ zip starter, path: %s',specification.path) - end - local dfile = zfile:open(q.name) - if dfile then - input.show_load(filename) - if input.trace > 0 then - input.logger('+ zip loader, name: %s',filename) - end - local s = dfile:read("*all") - dfile:close() - return true, s, #s - end - elseif input.trace > 0 then - input.logger('- zip starter, path: %s',specification.path) - end - end - end - if input.trace > 0 then - input.logger('- zip loader, name: %s',filename) - end - return unpack(input.openers.notfound) - end - - -- zip:///somefile.zip - -- zip:///somefile.zip?tree=texmf-local -> mount - - function input.usezipfile(zipname) - zipname = validzip(zipname) - if input.trace > 0 then - input.logger('! zip use, file: %s',zipname) - end - local specification = input.splitmethod(zipname) - local zipfile = specification.path - if zipfile and not zip.registeredfiles[zipname] then - local tree = url.query(specification.query).tree or "" - if input.trace > 0 then - input.logger('! zip register, file: %s',zipname) - end - local z = zip.openarchive(zipfile) - if z then - local instance = input.instance - if input.trace > 0 then - input.logger("= zipfile, registering: %s",zipname) - end - input.starttiming(instance) - input.aux.prepend_hash('zip',zipname,zipfile) - input.aux.extend_texmf_var(zipname) -- resets hashes too - zip.registeredfiles[zipname] = z - instance.files[zipname] = input.aux.register_zip_file(z,tree or "") - input.stoptiming(instance) - elseif input.trace > 0 then - input.logger("? zipfile, unknown: %s",zipname) - end - elseif input.trace > 0 then - input.logger('! zip register, no file: %s',zipname) - end - end - - function input.aux.register_zip_file(z,tree) - local files, filter = { }, "" - if tree == "" then - filter = "^(.+)/(.-)$" - else - filter = "^"..tree.."/(.+)/(.-)$" - end - if input.trace > 0 then - input.logger('= zip filter: %s',filter) - end - local register, n = input.aux.register_file, 0 - for i in z:files() do - local path, name = i.filename:match(filter) - if path then - if name and name ~= '' then - register(files, name, path) - n = n + 1 - else - -- directory - end - else - register(files, i.filename, '') - n = n + 1 - end - end - input.logger('= zip entries: %s',n) - return files - end - -end |