Modul:Wikidata/Formatters/globecoordinate

Dokumentace  

require 'Modul:No globals'

local p = {}

local lib = require 'Modul:Wikidata/lib'

local function fastConvertDdToDms(ddValue)
	local dmsArr = {
		degrees = 0,
		minutes = 0,
		seconds = 0.0
	}

	if ddValue then
		dmsArr.degrees = math.floor(tonumber(ddValue))
		dmsArr.minutes = math.floor((tonumber(ddValue) - dmsArr["degrees"]) * 60)
		dmsArr.seconds = (tonumber(ddValue) - dmsArr["degrees"] - dmsArr["minutes"]/60) * 3600
	end

	return dmsArr
end

local function formatCoordinateValue(value, typeOfValue, field)
	-- type bude nepovinny - tj. "nil"
	-- priklad pouze -- je tam asi X chyb (mimo jine N vs S a podobne)
	local result = ""
	local latdmsText, londmsText
	if typeOfValue == 'dms' then
		local latDms = fastConvertDdToDms(value.latitude)
		local lonDms = fastConvertDdToDms(value.longitude)
		latdmsText = mw.ustring.format('N %s° %s\' %s"', latDms["degrees"], latDms["minutes"], latDms["seconds"])
		londmsText = mw.ustring.format('E %s° %s\' %s"', lonDms["degrees"], lonDms["minutes"], lonDms["seconds"])
		if field then
			if field == 'latitude' then
				result = latdmsText
			elseif field == 'longitude' then
				result = londmsText
			end
		else
			result = latdmsText .. " " .. londmsText
		end
	elseif typeOfValue == 'dd' then
		latdmsText = tonumber(value.latitude)
		londmsText = tonumber(value.longitude)
		if field then
			if field == 'latitude' then
				result = latdmsText
			elseif field == 'longitude' then
				result = londmsText
			end
		else
			result = latdmsText .. " " .. londmsText
		end
	else
		result = value.latitude .. ' / ' .. value.longitude .. ' (přesnost: ' .. value.precision .. ')'
	end

	return result
end

function p.getRawValue(value, options)
	if not options.field or options.field == '' then
		return error(lib.formatError('param-not-provided', 'field'))
	elseif options.field == 'latitude' or options.field == 'longitude' or options.field == 'precision' or options.field == 'globe' then
		return value[options.field]
	else
		return error(lib.formatError('invalid-field', options.field))
	end
end

function p.formatValue(value, options)
	if not options.field or options.field == '' then
	--	return error(lib.formatError('param-not-provided', 'field'))
		return formatCoordinateValue(value, 'dms')
	elseif options.field == 'latitude' or options.field == 'longitude' then
		return formatCoordinateValue(value, options.typeOfCoordinates, options.field)
	elseif options.field == 'precision' or options.field == 'globe' then
		return value[options.field]
	else
		return error(lib.formatError('invalid-field', options.field))
	end
end

return p