Module:Currencies
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Documentation for this module may be created at Module:Currencies/doc
-- <pre>
-- Implements {{Currency}}
-- Variant of Module:Coins to support other currency types
-- Original source: http://oldschool.runescape.wiki/w/Module:Coins?action=history
local p = {}
local currency_image = require("Module:Currency Image")
local function amount(a,currency)
-- convert used globals to locals where possible to improve performance
local math = math
local string = string
local table = table
local mw = mw
local expr = mw.ext.ParserFunctions.expr
local ret = {'<span class="coins', true, true, true, '</span>'}
-- strip commas from input
-- @example {{GEPrice|Foo}} -> '1,000'
a = string.gsub(a, ',', '')
-- for performance reasons, only calculate expr if required
local a2 = tonumber(a)
if a2 == nil then
a = expr(a)
a2 = tonumber(a) or 0
end
-- round to 2 d.p.
a = math.floor(a2 * 100 + 0.5) / 100
local num = math.abs(a)
-- set a class to denote positive or negative (css sets the colour)
if a > 0 then
ret[2] = ' coins-pos"'
elseif a < 0 then
ret[2] = ' coins-neg"'
else
ret[2] = '"'
end
ret[2] = ret[2] .. ' data-sort-value="' .. a .. '" style="white-space:nowrap;">'
local currencyImage = currency_image(currency, num) or ''
if not (currencyImage=='') then
currencyImage = string.format('[[File:%s|link=%s]] ', currencyImage, currency)
end
ret[3] = tostring(currencyImage)
-- format number with commas
ret[4] = mw.language.getContentLanguage():formatNum(a)
return table.concat( ret )
end
--
-- {{Currency}} access point
--
function p.amount(frame)
local args = frame:getParent().args
local value = args[2] or '0'
local currency = args[1] or 'Coins'
return amount(value, currency)
end
--
-- Module access point
--
function p._amount(a, b)
local value = tostring(a) or '0'
local currency = b or 'Coins'
return amount(value, currency)
end
return p