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if not modules then modules = { } end modules ['char-fio'] = {
version = 1.001,
comment = "companion to char-ini.mkiv",
author = "Hans Hagen, PRAGMA-ADE, Hasselt NL",
copyright = "PRAGMA ADE / ConTeXt Development Team",
license = "see context related readme files"
}
-- % directives="filters.utf.reorder=false"
local next = next
-- --
local sequencers = utilities.sequencers
local appendaction = sequencers.appendaction
local enableaction = sequencers.enableaction
local disableaction = sequencers.disableaction
local utffilters = characters.filters.utf
local textfileactions = resolvers.openers.helpers.textfileactions
local textlineactions = resolvers.openers.helpers.textlineactions
appendaction (textfileactions,"system","characters.filters.utf.reorder")
disableaction(textfileactions, "characters.filters.utf.reorder")
appendaction (textlineactions,"system","characters.filters.utf.reorder")
disableaction(textlineactions, "characters.filters.utf.reorder")
appendaction (textfileactions,"system","characters.filters.utf.collapse")
disableaction(textfileactions, "characters.filters.utf.collapse")
appendaction (textfileactions,"system","characters.filters.utf.decompose")
disableaction(textfileactions, "characters.filters.utf.decompose")
local report = logs.reporter("unicode filter")
local reporting = "no"
-- this is messy as for performance reasons i don't want this to happen
-- per line by default
local enforced = {
["characters.filters.utf.reorder"] = true,
["characters.filters.utf.collapse"] = true,
["characters.filters.utf.decompose"] = true,
}
function utffilters.enable()
for k, v in next, enforced do
if v then
if reporting == "yes" then
report("%a enabled",k)
end
enableaction(textfileactions,v)
else
if reporting == "yes" then
report("%a not enabled",k)
end
end
end
reporting = "never"
end
local function configure(what,v)
if v == "line" then
disableaction(textfileactions,what)
enableaction (textlineactions,what)
elseif not toboolean(v) then
if reporting ~= "never" then
report("%a disabled",k)
reporting = "yes"
end
enforced[what] = false
disableaction(textfileactions,what)
disableaction(textlineactions,what)
else -- true or text
enableaction (textfileactions,what)
disableaction(textlineactions,what)
end
end
directives.register("filters.utf.reorder", function(v) configure("characters.filters.utf.reorder", v) end)
directives.register("filters.utf.collapse", function(v) configure("characters.filters.utf.collapse", v) end)
directives.register("filters.utf.decompose", function(v) configure("characters.filters.utf.decompose",v) end)
utffilters.setskippable { "mkiv", "mkvi", "mkix", "mkxi" }
interfaces.implement {
name = "enableutf",
onlyonce = true,
actions = utffilters.enable
}
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