Module:Television crossover note explained

local description =

local errorMessages =

local errors =

local p =

--Local function which is used to create an error message.--local function createErrorMsg(errorText) local errorMsg = '

Error: ' .. errorText .. '.' table.insert(errors, errorMsg)end

--Local function which gets the series list from either the numbered (positional) or named parameters,and checks if the number of series parameters match the value of parts - creates an error message if they aren't.Returns the series list or nil.--local function getSeriesList(parts, args) local seriesList =

parts = parts - 1 if (parts < 1) then parts = 1 end for i = 1, parts do if (args[i] or args["series" .. i]) then seriesList[i] = args[i] or args["series" .. i] else createErrorMsg(string.format(errorMessages["MISSING_VALUE"], i)) return nil end end return seriesListend

--Local function which checks if the parameters used are correct.Creates an error message if they aren't.--local function isArgValidNumber(name, value) if (value) then if (tonumber(value)) then return tonumber(value) else createErrorMsg(string.format(errorMessages["NOT_A_NUMBER"], name)) return nil end else createErrorMsg(string.format(errorMessages["MISSING_VALUE"], name)) return nil endend

--Local function which is used to handle the actual main proccess.--local function _main(args) local parts = isArgValidNumber("parts", args.parts) local currentPart = isArgValidNumber("part", args.part)

-- If missing parts or current part values, show an error. if (not parts or not (currentPart or parts

1)) then -- Error message handling. return table.concat(errors) end

local seriesList = getSeriesList(parts, args)

-- If missing series parts, show an error. if (not seriesList) then -- Error message handling. return table.concat(errors) end

if (parts

1) then currentPart = 1 end

local text = string.format(description[parts][currentPart], seriesList[1], seriesList[2], seriesList[3], seriesList[4], seriesList[5]) if (args.no_hr) then return text else return "

---

" .. text endend

--part= — required; The crossover part number of the current episode. -- |parts= — required; The number of total crossover episodes. -- |no_hr= — optional; Any value will disable the addition of the

---

tag. -- |1...5= — required; The TV series which are part of the crossover, by order of crossover appearance. -- |series1...series5= — optional; Optional replacement for the positional series parameters.--function p.main(frame) local getArgs = require('Module:Arguments').getArgs local args = getArgs(frame) return _main(args)end

return p