Module:Infobox television season name

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Script error: No such module "High-use".

Module:Infobox television season name is used to validate or create a formatted season link for use in Template:Infobox television season.

Usage

Parameter list

The following parameters can be used as named parameters or nameless positional parameters.

Parameter Explanation Status
title The title of TV program. If not supplied, will use the article title. optional
link Only for getListOfEpisodes. The plain link to the list of episode article. If not supplied, will create one based on the series name. optional

Function list

Function Explanation
checkAll Checks if the next or previous season have a created article or redirect.
checkPrevSeason Checks if the previous season has a created article or redirect.
checkNextSeason Checks if the next season has a created article or redirect.
getPrevSeasonArticle Retrieves the previous season article title.
getNextSeasonArticle Retrieves the next season article title.
getSeasonWord Returns either the word "season" or "series" as used in the disambiguation of the article title.
getInfoboxSubHeader Returns the relevant text for the sub-header field. The text is returned in the format of Season # or Series #, depending on either what the article disambiguation uses, or on manually entered parameters of the infobox.
getListOfEpisodes Returns the formatted link to the list of episodes article in the style of: [[List of <series name> <disambiguation if present> episodes <seasons if present>|List of ''<series name>'' episodes <seasons if present>]]. The link will only return if the page exists.

Examples

isPrevOrNextSeasonLinkValid

getPrevSeasonArticle

getNextSeasonArticle

local match = require("Module:String")._match

local p = {}

--- Returns a formatted link to the list of episodes article.
--- @param listOfEpisodesArticle string
--- @return string
local function getListOfEpisodesLink(listOfEpisodesArticle)
	local listOfEpisodesPage = mw.title.new(listOfEpisodesArticle, 0)
	if listOfEpisodesPage and listOfEpisodesPage.exists and listOfEpisodesPage.redirectTarget ~= mw.title.getCurrentTitle() then
		return string.format("[[%s|List of episodes]]", listOfEpisodesArticle)
	end
end

--- Returns an article link.
--- @param article string The article's title.
--- @param pipedLink string The piped link.
--- @return string
local function getArticleLink(article, pipedLink)
	if not pipedLink or pipedLink == "" then
		return "[[" .. article .. "]]"
	end
	return "[[" .. article .. "|" .. pipedLink .. "]]"
end

--- Returns the show name and season number from a title.
--- @param showName string The show's title.
--- @return nil | number | string, nil | number | string
local function getShowNameAndSeasonNumberFromShowName(showName)
	local _, _, showNameModified, seasonNumber = string.find(showName, "(.*)%s+(%d+)$")
	return showNameModified, seasonNumber
end

--- Returns the current season number from the disambiguation.
--- @param disambiguation string The article's disambiguation.
--- @return string
local function getCurrentSeasonNumberFromDisambiguation(disambiguation)
	return match(disambiguation , "%d+", 1, -1, false, "")
end

--- Returns the type of word used for "season" in the disambiguation.
---
--- The returned value can be one of three options: "season", "series", "story arc" or "specials".
--- @param disambiguation string The article's disambiguation.
--- @return string
local function getSeasonType(disambiguation)
	for _, seasonType in pairs({"season", "series", "story arc", "specials"}) do
		if string.find(disambiguation, seasonType) then
			return seasonType
		end
	end
	return "season"
end

--- Returns the disambiguation without the "(year) TV series," part.
--- @param disambiguation string The article's disambiguation.
--- @return string
local function getShortDisambiguation(disambiguation)
	local shortDisambiguation, _ = string.gsub(disambiguation, "%d+ TV series, ", "")
	return shortDisambiguation
end

--- Returns the disambiguation from the title.
--- @param title string The article's title.
--- @return string | nil
local function getDisambiguation(title)
	local disambiguation = match(title, "%s%((.-)%)", 1, -1, false, "")
	if disambiguation == "" then
		return nil
	end
	return disambiguation
end

--- Returns the TV program's disambiguation.
--- @param disambiguation string The disambiguation used in the season's article title.
--- @return string
local function getTVProgramDisambiguation(disambiguation)
	if not disambiguation then
		return ""
	end

	-- Check if the disambiguation is normal 'season #' or 'series #'.
	-- If so, remove disambiguation.
	if string.match(disambiguation, "^season %d*$") or string.match(disambiguation, "^series %d*$") then
		return ""
	end

	local disambiguationStyle = " (%s)"
	-- Check if the disambiguation is extended and has 'TV series' and isn't just season #.
	-- Only leave the TV series disambiguation, not including the season #.
	-- Example: Teenage Mutant Ninja Turtles (1987 TV series, season 5) will return '1987 TV series'.
	if string.find(disambiguation, "TV series") then
		local shortDisambiguation, _ = disambiguation:match("^(.*),")
		if shortDisambiguation then
			return string.format(disambiguationStyle, shortDisambiguation)
		end
	end

	-- Check if the disambiguation is extended with country adjective.
	-- Example: The Office (American season 2) will return "American season 2".
	-- Keep only country adjective.
	local countryDisambiguation = disambiguation:match("^(.*) season %d*") or disambiguation:match("^(.*) series %d*")
	local data = mw.loadData("Module:Country adjective")
	local valid_result = data.getCountryFromAdj[countryDisambiguation]
	-- Check if the country adjective is valid.
	if valid_result then
		-- Add 'TV series' suffix
		return string.format(disambiguationStyle, countryDisambiguation .. " TV series")
	end

	-- Not a known disambiguation style. Use whatever was used in the title or manually added.
	-- Note: might not be a valid style link.
	return string.format(disambiguationStyle, disambiguation)
end

--- Returns the show's name from the title.
--- @param title string The article's title.
--- @return string
local function getShowName(title)
	local name, _ = mw.ustring.gsub(title, "%s+%b()$", "")
	return name
end

--- Returns "true" if the given link is valid; nil otherwise.
--- A link is valid in the following cases:
---	-- A season article exists.
---	-- A redirect exists to a season section.
---
--- A link is invalid in the following cases:
---	-- A season article or redirect do not exist.
---	-- A redirect exists, but it is a general redirect and not for any specific season section.
---
--- Note: Return values are not booleans as the returned value is used in template space.
--- @param title string The article's title.
--- @return string | nil
local function isLinkValid(title)
	local article = mw.title.new(title)

	-- Article or redirect do not exist; Not a valid link.
	if not article or not article.exists then
		return nil
	end

	local redirectTarget = article.redirectTarget

	-- Article exists and is not a redirect; Valid link.
	if not redirectTarget then
		return "true"
	end

	local fullLink = redirectTarget.fullText
	local isSection = fullLink:find("#")

	-- Article is a section redirect; Valid link.
	if isSection then
		return "true"
	end

	-- Article is a general redirect; Not a valid link.
	return nil
end

--- Returns a season article title and a piped link.
---
--- The following are the supported season naming styles:
---	--  Style: <showName> (<seasonType> <seasonNumber>)
---		Example: Lost (season 2).
---		Example: Doctor Who (series 2).
---	--  Style: <showName> (<country> <seasonType> <seasonNumber>)
---		Example: The Office (American season 2).
---		Example: X Factor (British series 2).
---	--  Style: <showName> (<country> <seasonType>)
---		Example: Big Brother 2 (American season).
---	--  Style: <showName> (<year> TV series, <seasonType> <seasonNumber>)
---		Example: Teenage Mutant Ninja Turtles (1987 TV series, season 2)
---	--  Style: <showName> (<country> TV series, <seasonType> <seasonNumber>)
---		Example: Love Island (British TV series, series 2)
--- @param title string The article's title.
--- @param seasonNumberDiff number The number difference between the current season and the other season.
--- @return string, string
local function getArticleTitleAndPipedLink(title, seasonNumberDiff)
	local disambiguation = getDisambiguation(title)
	local shortDisambiguation
	local seasonType
	local seasonNumber
	local pipedLink = ""

	if disambiguation then
		shortDisambiguation = getShortDisambiguation(disambiguation)
		seasonType = getSeasonType(shortDisambiguation)
		seasonNumber = getCurrentSeasonNumberFromDisambiguation(shortDisambiguation)
		pipedLink = seasonType:gsub("^%l", string.upper) .. " "
	end

	local showName = getShowName(title)
	local showNameModified
	if not seasonNumber or seasonNumber == "" then
		-- Not a valid next/prev season link
		if not string.match(showName, "%s+(%d+)$") then
			return "", nil
		end

		showNameModified, seasonNumber = getShowNameAndSeasonNumberFromShowName(showName)
	end

	if tonumber(seasonNumber) == nil then
		return "", nil
	end

	seasonNumber = seasonNumber + seasonNumberDiff
	pipedLink = pipedLink .. seasonNumber

	-- Titles such as "Big Brother 1 (American season)""
	if showNameModified and disambiguation then
		return showNameModified .. " " .. seasonNumber .. " (" .. disambiguation .. ")", pipedLink

	-- Titles such as "Big Brother Brasil 1"
	elseif showNameModified then
		return showNameModified .. " " .. seasonNumber, nil

	-- Standard titles such as "Lost (season 1)"
	else
		local newDisambiguation, _ = string.gsub(disambiguation, "%d+$", seasonNumber)
		return showName .. " (" .. newDisambiguation .. ")", pipedLink
	end
end

--- Returns the article's title either from args (usually from /testcases) or from the page itself.
--- @param frame table The frame invoking the module.
--- @return string
local function getTitle(frame)
	local getArgs = require("Module:Arguments").getArgs
	local args = getArgs(frame)
	local title = args.title

	if not title then
		title = mw.title.getCurrentTitle().text
	end
	return title
end

--- Returns "true" if the given season link is valid; nil otherwise.
--- @param frame table The frame invoking the module.
--- @param seasonNumberDiff number The number difference between the current season and the other season.
--- @return string | nil
local function isSeasonLinkValid(frame, seasonNumberDiff)
	local title = getTitle(frame)
	local articleTitle, _ = getArticleTitleAndPipedLink(title, seasonNumberDiff)
	return isLinkValid(articleTitle)
end

--- Returns a season article link.
--- @param frame table The frame invoking the module.
--- @param seasonNumberDiff number The number difference between the current season and the other season.
--- @return string
local function getSeasonArticleLink(frame, seasonNumberDiff)
	local title = getTitle(frame)
	local articleTitle, pipedLink = getArticleTitleAndPipedLink(title, seasonNumberDiff)
	return getArticleLink(articleTitle, pipedLink)
end

--- Returns "true" if the season link for the next season is valid; nil otherwise.
--- @param frame table The frame invoking the module.
--- @return string | nil
function p.isNextSeasonLinkValid(frame)
	return isSeasonLinkValid(frame, 1)
end

--- Returns "true" if the season link for the previous season is valid; nil otherwise.
--- @param frame table The frame invoking the module.
--- @return string | nil
function p.isPrevSeasonLinkValid(frame)
	return isSeasonLinkValid(frame, -1)
end

--- Returns "true" if the season link for the previous or next season is valid; nil otherwise.
--- @param frame table The frame invoking the module.
--- @return string | nil
function p.isPrevOrNextSeasonLinkValid(frame)
	if p.isPrevSeasonLinkValid(frame) == "true" then
		return "true"
	end
	return p.isNextSeasonLinkValid(frame)
end

--- Returns the next season article title.
--- @param frame table The frame invoking the module.
--- @return string
function p.getNextSeasonArticle(frame)
	return getSeasonArticleLink(frame, 1)
end

--- Returns the previous season article title.
--- @param frame table The frame invoking the module.
--- @return string
function p.getPrevSeasonArticle(frame)
	return getSeasonArticleLink(frame, -1)
end

--- Returns the type of season word used - "season" or "series".
--- @param frame table The frame invoking the module.
--- @return string
function p.getSeasonWord(frame)
	local title = getTitle(frame)
	local disambiguation = getDisambiguation(title)
	if not disambiguation then
		return ""
	end

	local shortDisambiguation = getShortDisambiguation(disambiguation)
	local seasonType = getSeasonType(shortDisambiguation)
	if seasonType == "specials" then
		seasonType = "season"
	end

	return seasonType
end

--- Returns the relevant text for the sub-header field.
---
--- The text is returned in the format of "Season #" or "Series #",
--- depending on either what the article disambiguation uses, or on the manually entered parameters of the infobox.
--- @param frame table The frame invoking the module.
--- @return string | nil
function p.getInfoboxSubHeader(frame)
	local getArgs = require("Module:Arguments").getArgs
	local args = getArgs(frame)

	local seasonType
	local seasonNumber
	if args.season_number then
		seasonType = "Season"
		seasonNumber = args.season_number
	elseif args.series_number then
		seasonType = "Series"
		seasonNumber = args.series_number
	end

	local title = getTitle(frame)
	local disambiguation = getDisambiguation(title)
	if not seasonNumber and disambiguation then
		local shortDisambiguation = getShortDisambiguation(disambiguation)

		seasonType = getSeasonType(shortDisambiguation)
		if seasonType == "specials" then
			return shortDisambiguation
		end
		seasonType = seasonType:sub(1, 1):upper() .. seasonType:sub(2)
		seasonNumber = getCurrentSeasonNumberFromDisambiguation(shortDisambiguation)
	end

	if seasonNumber and seasonNumber ~= "" then
		return seasonType .. " " .. seasonNumber
	end

	return nil
end

--- Returns a formatted link to the list of episodes article.
---
--- The returned link is in the style of:
--- [List of <series name> <disambiguation, if present> episodes <range, if present>|List of episodes]
---
--- The link will only return if the page exists.
--- @param frame table The frame invoking the module.
--- @return string | nil
function p.getListOfEpisodes(frame)
	local getArgs = require("Module:Arguments").getArgs
	local args = getArgs(frame)

	if args.link then
		-- Parameter should be unformatted.
		if string.find(args.link, "%[") then
			local delink = require("Module:Delink")._delink
			args.link = delink({args.link, wikilinks = "target"})
		end

		return getListOfEpisodesLink(args.link)
	end

	local title = getTitle(frame)
	local showName = getShowName(title)

	if showName then
		local disambiguation = getDisambiguation(title)
		local TVProgramDisambiguation = getTVProgramDisambiguation(disambiguation)
		local listOfEpisodesArticle = string.format("List of %s%s episodes", showName, TVProgramDisambiguation)
		return getListOfEpisodesLink(listOfEpisodesArticle)
	end
end

return p
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