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ماڈیول:Flaglist/size

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-- Calculates the width of the span box for [[Template:Flaglist]]
-- based on the specified image size

local p = {}

function p.luawidth(size)
--For use within Lua

local w
local h

if string.match(size,"^%d+x%d+px$") ~= nil then -- width and height (eg. 20x10px)
  -- use specified width
  w = string.gsub(size,"(%d+)x%d+px","%1")
elseif string.match(size,"^%d+px$") ~= nil then -- width only (eg. 20px)
  -- use specified width
  w = string.gsub(size,"(%d+)px","%1")
elseif string.match(size,"^x%d+px$") ~= nil then -- height only (eg. x10px)
  -- assume a width based on the height
  h = string.gsub(size,"x(%d+)px","%1")
  w = h * 2.2
  w = math.floor(w+0.5) -- round to integer
else -- empty or invalid input
  w = 23 -- default width for flagicons
end

w = w + 7 -- extra whitespace between icon and link
return w

end

function p.width(frame)
--For external use

return p.luawidth(frame["args"][1])

end

return p