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모듈:Television ratings graph

위키백과, 우리 모두의 백과사전.

-- 이 모듈은 {{텔레비전 시청률 그래프}}에서 사용합니다.

local contrast_ratio = require('Module:Color contrast')._ratio

local aliases = {
    ['제목'] = 'title',
    ['시즌제목'] = 'season_title',
    ['그래프숨김'] = 'no_graph',
    ['표숨김'] = 'no_table',
    ['각주'] = 'refs',
    ['너비'] = 'width',
    ['높이'] = 'height',
    ['평균'] = 'average',
    ['국가'] = 'country'
}

local function convert_number_key(k)
    local num_color = string.match(k, "색(%d+)")
    local num_legend = string.match(k, "범례(%d+)")

    if num_color then
        return "color" .. num_color
    elseif num_legend then
        return "legend" .. num_legend
    end
    return aliases[k] or k
end

local function local_args(args)
    local result = {}
    for k, v in pairs(args) do
        local new_key = aliases[k] or convert_number_key(k) or k
        result[new_key] = v
    end
    return result
end

--------------------------------------------------------------------------------
-- TVRG class
-- The main class.
--------------------------------------------------------------------------------

local TVRG = {}

-- Allow usages of {{N/A}} cells
function TVRG.NACell(frame,text)
	local cell = mw.html.create('td')
	local attrMatch = '([%a-]*)="([^"]*)"'
	
	infoParam = frame:expandTemplate{title='빈칸',args={text}}
	
	-- Gather styles of {{N/A}} and assign to node variable
	while true do
		local a,b = string.match(infoParam,attrMatch)
		if a == nil or b == nil then break end
		cell:attr(a,b)
		infoParam = string.gsub(infoParam,attrMatch,'',1)
	end

	infoParam = string.gsub(infoParam,'%s*|%s*','',1)
	cell:wikitext(infoParam)
	
	return cell
end

-- Create the graph and table
function TVRG.new(frame,args)
	args = args or {}
	local categories = ''
	local title = mw.title.getCurrentTitle()
	
	-- Variables
	local timeline = ''
	local longestseason = -1
	local average = args.average and 1 or 0
	local season_title = args.season_title or '시즌'
	local root = mw.html.create('div')
		:attr('align', 'center')
	
	-- Create the timeline
	
	-- Number of actual viewer numbers
	local numberargs = 0
	for k,v in pairs(args) do 
		if (string.lower(v) == 'n/a') or (string.lower(v) == '없음') or (not string.match(k,'[^%d]+') and not string.match(v,'[^%d%.]+')) then numberargs = numberargs + 1 end
	end

	-- Determine number of seasons
	local num_seasons = -1
	for k,v in pairs(args) do
		local thisseason = tonumber(string.sub(k,6))
		if string.sub(k,1,5) == 'color' and thisseason > num_seasons then
			num_seasons = thisseason
		end
	end
	if num_seasons < 1 then
		num_seasons = 1
	end

	-- Determine number of episodes and subtract averages if included (they should be equal to the number of seasons)
	local num_episodes
	if average == 1 then
		num_episodes = numberargs-num_seasons
	else
		num_episodes = numberargs
	end

	-- Bar and graph width
	local barwidth
	if num_episodes >= 80 then barwidth = 9
	elseif num_episodes >= 50 then barwidth = 10
	elseif num_episodes >= 20 then barwidth = 11
	else barwidth = 12
	end

	local graphwidth = num_episodes*barwidth
	
	-- Determine maximum viewer figure
	local maxviewers = -1
	local multiple = '100만'
	for k,v in pairs(args) do
		local num = tonumber(v)
		if tonumber(k) ~= nil and num ~= nil and num > maxviewers then
			maxviewers = num
		end
	end
	if maxviewers <= 1.5 then
		multiple = '1천'
		maxviewers = maxviewers*1000
		for k, v in pairs(args) do
			local num = tonumber(v)
			if tonumber(k) ~= nil and num ~= nil then args[k] = tostring(num*1000) end
		end
	end

	-- Basis parameters
	timeline = timeline .. "\nImageSize = width:auto height:"..(args.height or 500).." barincrement:"..(barwidth+4).."\n"
	timeline = timeline .. "\nPlotArea = left:50 bottom:50 top:10 right:100\n"
	timeline = timeline .. "\nAlignbars = justify\n"
	timeline = timeline .. "\nPeriod = from:0 till:"..math.ceil(maxviewers).."\n"
	timeline = timeline .. "\nTimeAxis = orientation:vertical format:y\n"
	
	-- Colors
	timeline = timeline .. "\nColors =\n"
	
	for season = 1,num_seasons do 
		args["color" .. season] = args["color" .. season] or '#CCCCFF'
		hex = args["color" .. season]:gsub("#","")
		if #hex == 3 then
			-- If it's 3 hex chars then make it six instead
			hex = hex:sub(1,1) .. hex:sub(1,1) .. hex:sub(2,2) .. hex:sub(2,2) .. hex:sub(3,3) .. hex:sub(3,3)
		end
		rgbR = tonumber("0x"..hex:sub(1,2))/256
		rgbG = tonumber("0x"..hex:sub(3,4))/256
		rgbB = tonumber("0x"..hex:sub(5,6))/256
		timeline = timeline .. "\n id:season"..season.." value:rgb("..rgbR..", "..rgbG..", "..rgbB..") legend:S"..season.."\n"
	end
	timeline = timeline .. "\n id:bars value:gray(0.95)"
	
	timeline = timeline .. "\nLegend = orientation:vertical position:right\n"
	timeline = timeline .. "\nBackgroundColors = bars:bars\n"
	timeline = timeline .. "\nScaleMajor = unit:year increment:"..(multiple == '1천' and 100 or 1).." start:0\n"
	timeline = timeline .. "\nScaleMinor = unit:year increment:"..(multiple == '1천' and 100 or 1).." start:0\n"
	timeline = timeline .. "\nBarData=\n"
	for episode = 1,num_episodes do 
		timeline = timeline .. "\n bar:"..episode.." text:"..episode.."\n"
	end
	
	-- Add bars to timeline, one per viewer figure
	local bar = 1
	local season = 0
	local thisseason = 0
	local counted_episodes = 0
	
	timeline = timeline .. "\nPlotData=\n"
	timeline = timeline .. "\n width:"..barwidth.." textcolor:black align:left anchor:from shift:(10,-4)\n"
	
	for k,v in ipairs(args) do
		if string.lower(v) == 'n/a' or string.lower(v) == '없음' then v = '' end
		
		if v == '-' then
			-- Hyphen means new season
			season = season + 1

			-- Determine highest number of counted_episodes in a season
			if thisseason > longestseason then
				longestseason = thisseason
			end
			thisseason = 0
		elseif average == 0 or (average == 1 and args[k+1] ~= '-' and args[k+1] ~= nil) then
			-- Include bar for viewer figure, do not include if averages are included and the next parameter is a new season marker
			timeline = timeline .. "\n bar:"..bar.." from:0 till:"..(v ~= '' and v or 0).." color:season"..season.."\n"
			
			-- Increment tracking variables
			counted_episodes = counted_episodes + 1
			thisseason = thisseason + 1
			bar = bar + 1
		end
	end
	-- Determine highest number of episodes in a season after final season's bars
	if thisseason > longestseason then
		longestseason = thisseason
	end
	
	-- Axis labels
	local countryDisplayUS, countryDisplayUK, countryDisplayOther
	if args.country ~= nil and args.country ~= '' then
		if args.country == "U.S." or args.country == "미국" or args.country == "US" or args.country == "United States" then countryDisplayUS = "미국"
		elseif args.country == "U.K." or args.country == "영국" or args.country == "UK" or args.country == "United Kingdom" then countryDisplayUK = "영국"
		else countryDisplayOther = args.country end
	end
	
	-- If there's a title, add it with the viewers caption, else just display the viewers caption by itself
	if args.title ~= nil and args.title ~= '' then
		root:wikitext("'''" .. args.title .. "" .. "&#8202;" .. ": " .. ((countryDisplayUS or countryDisplayUK or countryDisplayOther) or "") .. ((countryDisplayUS or countryDisplayUK or countryDisplayOther) and " " or "") .. "에피소드별 시청자 수(" .. multiple .. ")'''"):css('margin-top', '1em')	else
		root:wikitext("'''에피소드별 시청자 수 (" .. multiple .. ")'''"):css('margin-top', '1em')
	end
	root:tag('div'):css('clear','both')
	
	-- Add timeline to div
	if args.no_graph == nil then
		if num_episodes > 100 then
			root:tag('div'):wikitext("너무 많은 그래프를 사용했습니다(최대 100개).")
			if title.namespace == 0 then
				categories = categories .. '[[분류:그래프에 너무 많은 수치를 입력한 틀:텔레비전 시청률 그래프를 사용한 문서]]'
			end
		else
			timelineBase = frame:preprocess("<timeline>"..timeline.."</timeline>")
			root:node(timelineBase)
			root:tag('div'):css('clear','both')
		end
	end
	
	-- Create ratings table
	if args.no_table == nil then
		local rtable = mw.html.create('table')
		   	:addClass('wikitable')
			:css('text-align', 'center')
		
			-- Create headers rows
			local row = rtable:tag('tr')
			row:tag('th'):wikitext(season_title)
				:attr('scope','col')
				:attr('colspan','2')
				:attr('rowspan','2')
				:css('padding-left', '.8em')
				:css('padding-right', '.8em')
				
			row:tag('th')
				:attr('scope','colgroup')
				:attr('colspan',longestseason)
				:wikitext("에피소드 번호")
				:css('padding-left', '.8em')
				:css('padding-right', '.8em')
				
			-- Average column
			if average == 1 then
				row:tag('th')
				   :attr('scope','col')
				   :attr('rowspan','2')
				   :wikitext("평균")
				   :css('padding-left', '.8em')
				   :css('padding-right', '.8em')
			end

			local row = rtable:tag('tr')
			
			for i = 1,longestseason do
				row:tag('th')
				   :attr('scope','col')
				   :wikitext(i)
			end
		
		local season = 1
		local thisseason = 0
		
		-- Create table rows and cells
		for k,v in pairs(args) do
			if tonumber(k) ~= nil then
				-- New season marker, or final episode rating
				if v == '-'  or (average == 1 and args[k+1] == nil) then
					if season > 1 then
						-- Spanning empty cells with {{N/A}}
						if thisseason < longestseason then
							row:node(TVRG.NACell(frame,"–"):attr('colspan',longestseason-thisseason))
						end
						
						if average == 1 then
							-- If averages included, then set the averages cell with value or TBD
							if v ~= '' then
								row:tag('td'):wikitext(args[k+1] ~= nil and args[k-1] or v)
							else
								row:node(TVRG.NACell(frame,"미정"))
							end
							thisseason = thisseason + 1
						end
					end
					
					-- New season marker
					if v == '-' then
						-- New row with default or preset caption
						row = rtable:tag('tr')
						row:tag('th')
							:css('background-color', args['color' .. season])
							:css('width','10px')
						
						row:tag('th')
						   :attr('scope','row')
						   :wikitext(args["legend" .. season] and args["legend" .. season] or season)
						
						thisseason = 0
						season = season + 1
					end
				elseif average == 0 or (average == 1 and args[k+1] ~= '-' and args[k+1] ~= nil) then
					-- Viewer figures, either as a number or TBD
					if string.lower(v) == 'n/a' or string.lower(v) == '없음' then
						row:node(TVRG.NACell(frame,"없음"))
					elseif v ~= '' then
						row:tag('td'):wikitext(v)
						   :css('width', '35px')
					else
						row:node(TVRG.NACell(frame,"미정"))
					end
					thisseason = thisseason + 1
				end
			end
		end
		
		-- Finish by checking if final row needs {{N/A}} cells
		if average == 0 and thisseason < longestseason then
			row:node(TVRG.NACell(frame,"–"):attr('colspan',longestseason-thisseason))
		end
			
		-- Add table to div root and return
		root:node(rtable)
		root:tag('div'):css('clear','both')
	end
	
	local current_monthyear = os.date("%Y-%m-%d")
	local span = mw.html.create('span'):wikitext(frame:expandTemplate{title='출처', args={['날짜']=current_monthyear}})
	     
	if countryDisplayUS then
		root:wikitext("<small>시청자 측정 수행 기관: [[닐슨 미디어 리서치]]</small>" .. (args.refs ~= '' and args.refs or tostring(span)))
	elseif countryDisplayUK then
		root:wikitext("<small>시청자 측정 수행 기관: [[방송사 시청자 조사 위원회]]</small>" .. (args.refs ~= '' and args.refs or tostring(span)))
	else
		root:wikitext("<small>출처: </small>" .. (args.refs ~= '' and args.refs or tostring(span)))
	end
	
	return tostring(root) .. categories
end

--------------------------------------------------------------------------------
-- Exports
--------------------------------------------------------------------------------

local p = {}

function p.main(frame)
    local args = require('Module:Arguments').getArgs(frame, {
        removeBlanks = false,
        wrappers = '틀:텔레비전 시청률 그래프'
    })

    args = local_args(args)

    return TVRG.new(frame,args)
end

return p