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if not modules then modules = { } end modules ['mtx-cache'] = {
version = 1.001,
comment = "companion to mtxrun.lua",
author = "Hans Hagen, PRAGMA-ADE, Hasselt NL",
copyright = "PRAGMA ADE / ConTeXt Development Team",
license = "see context related readme files"
}
scripts = scripts or { }
scripts.cache = scripts.cache or { }
function scripts.cache.collect_one(...)
local path = caches.setpath(...)
local tmas = dir.glob(path .. "/*.tma")
local tmcs = dir.glob(path .. "/*.tmc")
return path, tmas, tmcs
end
function scripts.cache.collect_two(...)
local path = caches.setpath(...)
local rest = dir.glob(path .. "/**/*")
return path, rest
end
local suffixes = { "afm", "tfm", "def", "enc", "otf", "mp", "data" }
function scripts.cache.process_one(action)
for i=1,#suffixes do
action("fonts", suffixes[i])
end
end
function scripts.cache.process_two(action)
action("curl")
end
-- todo: recursive delete of paths
function scripts.cache.remove(list,keep)
local n, keepsuffixes = 0, table.tohash(keep or { })
for i=1,#list do
local filename = list[i]
if string.find(filename,"luatex%-cache") then -- safeguard
if not keepsuffixes[file.extname(filename) or ""] then
os.remove(filename)
n = n + 1
end
end
end
return n
end
function scripts.cache.delete(all,keep)
scripts.cache.process_one(function(...)
local path, rest = scripts.cache.collect_one(...)
local n = scripts.cache.remove(rest,keep)
logs.report("cache path",string.format("%4i files out of %4i deleted on %s",n,#rest,path))
end)
scripts.cache.process_two(function(...)
local path, rest = scripts.cache.collect_two(...)
local n = scripts.cache.remove(rest,keep)
logs.report("cache path",string.format("%4i files out of %4i deleted on %s",n,#rest,path))
end)
end
function scripts.cache.list(all)
scripts.cache.process_one(function(...)
local path, tmas, tmcs = scripts.cache.collect_one(...)
logs.report("cache path",string.format("%4i (tma:%4i, tmc:%4i) %s",#tmas+#tmcs,#tmas,#tmcs,path))
logs.report("cache path",string.format("%4i (tma:%4i, tmc:%4i) %s",#tmas+#tmcs,#tmas,#tmcs,path))
end)
scripts.cache.process_two(function(...)
local path, rest = scripts.cache.collect_two("curl")
logs.report("cache path",string.format("%4i %s",#rest,path))
end)
end
logs.extendbanner("ConTeXt & MetaTeX Cache Management 0.10")
messages.help = [[
--purge remove not used files
--erase completely remove cache
--list show cache
--all all (not yet implemented)
]]
if environment.argument("purge") then
scripts.cache.delete(environment.argument("all"),{"tmc"})
elseif environment.argument("erase") then
scripts.cache.delete(environment.argument("all"))
elseif environment.argument("list") then
scripts.cache.list(environment.argument("all"))
else
logs.help(messages.help)
end
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