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1if not modules then modules = { } end modules ['font-mis'] = {
2    version   = 1.001,
3    comment   = "companion to mtx-fonts",
4    author    = "Hans Hagen, PRAGMA-ADE, Hasselt NL",
5    copyright = "PRAGMA ADE / ConTeXt Development Team",
6    license   = "see context related readme files"
7}
8
9fonts          = fonts or { }
10
11local helpers  = fonts.helpers or { }
12fonts.helpers  = helpers
13
14local handlers = fonts.handlers or { }
15fonts.handlers = handlers
16
17local otf      = handlers.otf or { }
18handlers.otf   = otf
19
20local readers  = otf.readers
21
22if readers then
23
24    otf.version = otf.version or 3.144
25    otf.cache   = otf.cache   or containers.define("fonts", "otl", otf.version, true)
26
27    function fonts.helpers.getfeatures(name,save)
28        local filename = resolvers.findfile(name) or ""
29        if filename ~= "" then
30         -- local name      = file.removesuffix(file.basename(filename))
31         -- local cleanname = containers.cleanname(name)
32         -- local data      = containers.read(otf.cache,cleanname)
33         -- if data then
34         --     readers.unpack(data)
35         -- else
36         --     data = readers.loadfont(filename) -- we can do a more minimal load
37         --  -- if data and save then
38         --  --     -- keep this in sync with font-otl
39         --  --     readers.compact(data)
40         --  --     readers.rehash(data,"unicodes")
41         --  --     readers.addunicodetable(data)
42         --  --     readers.extend(data)
43         --  --     readers.pack(data)
44         --  --     -- till here
45         --  --     containers.write(otf.cache,cleanname,data)
46         --  -- end
47         -- end
48         -- if not data then
49         --     data = readers.loadfont(filename) -- we can do a more minimal load
50         -- end
51         -- if data then
52         --     readers.unpack(data)
53         -- end
54            local data = otf.load(filename)
55            local resources = data and data.resources
56            if resources then
57                return data.resources.features, data.resources.foundtables, data
58            end
59        end
60    end
61
62else
63
64    function fonts.helpers.getfeatures(name)
65        -- not supported
66    end
67
68end
69