27 lines
781 B
Lua
27 lines
781 B
Lua
--[[
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return the field normalized (comma separated, single space)
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and add individual player names to recipient list
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--]]
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function normalize_players_and_add_recipients(field, recipients)
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local separator = ", "
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local pattern = "([^" .. separator .. "]+)"
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-- get individual players
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local player_set = {}
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local order = {}
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field:gsub(pattern, function(c)
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if player_set[string.lower(c)] ~= nil then
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player_set[string.lower(c)] = c
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order[#order+1] = c
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-- also sort into recipients
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if recipients[string.lower(c)] ~= nil then
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recipients[string.lower(c)] = c
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end
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end
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end)
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-- turn list of players back into normalized string
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return table.concat(order, ", ")
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end
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