Module:Flags

Documentation for this module may be created at Module:Flags/doc

local MasterData = mw.loadData('Module:Flags/MasterData')

local Flags = {}

function Flags.icon(flagString, category)
	local flagKey = Flags._convertToKey(flagString)
	
	if flagKey then
		local flagData = MasterData.data[flagKey]
		local link = ''
		if category then
			local link = 'Category:'.. category .. '/' .. flagData.name
			return '<span class="flag">[[' .. flagData.img .. '|' .. flagData.name .. '|link=' .. link .. '|]]</span>'
		else 
			return '<span class="flag">[[File:' .. flagData.img .. '|' .. flagData.name .. ']]</span>'
		end
	else 
		mw.log('Unknown flag: ', flagName)
		return false
	end
end

-- Converts a country name, flag code, or alias to a standardized country name
function Flags.CountryName(flagName)
	if (flagName == nil or flagName == '') then
		return ''
	end

	local flagKey = Flags._convertToKey(flagName)

	if flagKey then
		return MasterData.data[flagKey].name
	else
		mw.log('Unknown flag: ', flagName)
		return mw.text.trim(mw.text.split(Template.safeExpand(mw.getCurrentFrame(), 'Flag/' .. flagName), '|', true)[2] or '')
	end
end

function Flags._convertToKey(flagName)
	flagName = flagName:gsub(' ', ''):lower()

	return MasterData.twoLetter[flagName]
		or MasterData.threeLetter[flagName]
		or MasterData.aliases[flagName]
		or (MasterData.data[flagName] and flagName)
end

return Flags