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Module:RoundN

विकिपीडिया से
en>Codehydro (flex_tree affects description box; previewnumbers only non-skipped; prevent node_function from being executed in comment tags) के द्वारा 00:36, 10 जनवरी 2015 के बदलाव
local p = {
	RD = {
		'Quarter Finals',
		'Semi Finals',
		'Final',
		'Third Place'
	},
	reuseStr = {},
--always call this like so: (p.reuseStr.name or p:saveStr('name', 'string' .. 'string' .. etc))
--this avoids repeating the concatenation operation with each loop
	saveStr = function(self, name, concatString)
		self.reuseStr[name] = concatString
		return concatString
	end,
	cleaned = {}
}
local rowNum, head = {}, {}
local tab = mw.html.create'table'

local nodeFunc = {
	helper = {
		freeCells = function(self)
			local count = 0
			if not self.info.occupied.full then
				for _, x in ipairs(self.info.occupied) do
					for _, y in ipairs(x) do
						count = count + 1
					end
				end
				self.info.occupied.full = self.info.totalCells == count
			end
			if self.info.occupied.full then
				return false
			end
			return self.info.totalCells - count
		end,
		showBox = function()
			return {}
		end
	},
	line = {--this node is omitted and replaced with a line
		main = function(x)
			local helper = p.getNodeFunc().helper
			if helper:freeCells() == 12 then
				local v = helper.info
				for k = 0, 1 do
					rowNum[v.row + k * 4]:tag'td'
						:css{
							['border-' .. (v.top == 0 and 'top' or 'bottom')] = k ~= v.top and p.reuseStr.solid or nil,
						}
						:attr{
							rowspan = k == 0 and 4 or 2,
							colspan = 2
						}
				end
				helper.info.occupied.full = true
			else
				return nil
			end
			return x
		end
	},
	bridge = {--Draw a line to the neighboring node in the same column that is not connected to the current node
		main = function(x)
			v = p.getNodeFunc().helper.info
			p.getNodeFunc().bridge.lay[v.col][
				v.num - v.first + 1 + (v.top == 1 and 1 or -1)
			] = true
			return x
		end,
		lay = {}
	},
	canvas = {--Merges all cells in node. Content will be the next parameter.
		main = function()
			local helper = p.getNodeFunc().helper
			if helper:freeCells() == 12 then
				rowNum[helper.info.row]:tag'td'
					:attr{rowspan = 6, colspan = 2}
				helper.info.occupied.full = true
			else
				return nil
			end
		end
	}
}

function p.getNodeFunc()
	return nodeFunc
end

--Provides a convenient naming shortcut up to {{#invoke:RoundN|N512}} = {{invoke:RoundN|main|columns = 9}}
for c = 1, 9 do
	local N = math.pow(2, c)
	p['N' .. N] = function(frame)
		return p.main(frame.args, c)
	end
	p['n' .. N] = p['N' .. N]--to make case insensitive
end

function newRow(bodyRow)
	tab.r = tab:tag'tr'
	tab.r:tag'td'
		:css(p.flex_tree.css)
		:wikitext(p.flex_tree.wt)
	if bodyRow then
		table.insert(rowNum, bodyRow, tab.r)
	end
end

function drawHead(text, row3rd)
	(row3rd and rowNum[row3rd]:tag'td':attr{rowspan = 2}
	or head.row:tag'td')
		:attr{colspan = 2}
		:css{
			['text-align'] = 'center',
			border = '1px solid #aaa',
			background = '#f2f2f2'
		}
		:wikitext(text)
end

function spacer(width)
	tab.r:tag'td'
		:attr{width = width}
		:wikitext(p.no_column_head and '' or ' ')
end

function dpBox(v, r)
	tab.r = rowNum[r]:tag'td'
		:wikitext(v or p.flex_tree.wt)
		:attr{rowspan = 2, colspan = 2}
end

function boldWin(s1, s2,  manual)
	local result = {}
	if p.bold and not manual then
		s1 = tonumber(string.gsub(s1 or '', '%D', ''), 10) or math.huge
		s2 = tonumber(string.gsub(s2 or '', '%D', ''), 10) or math.huge
		result = ({{s1 < s2, s1 > s2}, {s1 > s2, s1 < s2}})[p.bold]
	end
	return result
end

function maxSpan(span, start, rows)
	return math.min(span, math.max(0, rows - start + 1))
end

function teamBox(v, r, f)
	tab.oldR = tab.r
	tab.r = rowNum[r]:tag'td'
		:css{
			border = '1px solid #aaa',
			background = ({'gold', 'silver', '#C96', '#f9f9f9'})[f.color or 4],
			['text-align'] = f[1]
		}
		:attr{rowspan = 2}
	tab.r:tag(f.bold and 'b' or ''):wikitext('&nbsp;' .. (v or ''))
end

function p._main(args, frame)
	function args:clean(key, params)--prevent html comments from breaking named args and reduces repeat concatenation
		params = params or {}
		if params.checkClean then
			if p.cleaned[key] then
				return p.cleaned[key]
			end
		end
		p.cleaned[key] = (args[key] or params.ifNil) and
			(string.gsub(string.gsub(args[key] and
				mw.text.decode(args[key]) or params.ifNil or '',
				'<!.+>', ''),
				params.cleanPatten or '[^%w-;]', '') .. (params.append or '')
			)
			or nil
		p.cleaned[key] = p.cleaned[key] ~= '' and p.cleaned[key] or params.ifNil
		args[key] = params.keepOld and (args[key] or params.ifNil) or p.cleaned[key]
		local clean = p.cleaned[key]
		p.cleaned[key] = params.checkClean and p.cleaned[key] or nil
		return clean
	end
	p.cols = tonumber(args:clean('columns'))
	p.bold = ({low = 1, high = 2})[args:clean('bold_winner')]
	local skipMatch, unBold  = {}, {}--(skip|manualbold)match# to boolean
	for k, _ in pairs(args) do
		local mType, mNum = string.match(k, '^(%a+)match(%d*)$')
		mType, mNum = ({skip = skipMatch, manualbold = unBold})[mType], tonumber(mNum)
		if mType then 
			if mNum then
				mType[mNum] = args:clean(k) == 'yes' or args[k] == 'true'
			elseif ({['-']=1,[';']=1})[string.match(args:clean(k), '%d([-;])%d')] then--match ranges when no skipmatch
				for _, x in ipairs(mw.text.split(args[k], ';')) do
					local m = mw.text.split(x, '-')
					for y = tonumber(m[1] or x) or 1, tonumber(m[2] or m[1] or x) or 0 do
						mType[y] = true
					end
				end
			end
		end
	end
	for _, v in ipairs({
	--more args to boolean
		'widescore',
		'template',
		'color',
		'3rdplace',
		'omit_blanks',
		'scroll_head_unlock',
		'previewnumbers',
		'flex_tree',
		'no_column_head'
		--[['one_per_branch']]
	}) do
		if args[v] and (p[v] == nil or type(p[v]) == 'boolean') then
			p[v] = args:clean(v) == 'yes' or args[v] == 'true'
		end
	end
	p.flex_tree = {
		css = p.flex_tree and {} or {['font-size'] = '50%'},
		wt = p.flex_tree and '' or '&nbsp;'
	}
	tab
		:cssText(
			(args.scroll_height and 'padding' or 'margin') .. ':1em 2em 1em 1em;border:0;font-size:90%;'
			.. (args.style or '')
		)
		:attr{cellpadding = 0, cellspacing = 0}
	if not p.no_column_head then--headings row
		newRow()
		head.row = tab.r
		newRow()
	else 
		tab.r = tab:tag'tr'
		tab.r:tag'td'
	end
	local sp = {--set column widths
		args['team-width'] or 170,
		args['score-width'] or (p.widescore and 40) or 30,
		15,
		20
	}
	for k = 1, p.cols do
		if k > 1 then
			spacer(sp[3])
			spacer(sp[4])
			if not p.no_column_head then
				head.row:tag'td':attr{colspan = 2}
			end
		end
		spacer(sp[1])
		spacer(sp[2])
		if not p.no_column_head then
			head.wt = args['RD' .. k]
				or p.RD[#p.RD + k - p.cols - 1]
				or ('Round of ' .. math.pow(2, p.cols - k + 1))
			drawHead(
				k == 1 and p.template and mw.getCurrentFrame():expandTemplate{
					title = 'tnavbar-header',
					args = {head.wt, 'Template:' .. args.name}
				} or head.wt
			)
		end
	end
	local step, bump, bumps, RD, m, rows, ns = 1, 0, 0, {tot = 0}, {num = 1, phase = 0}, math.pow(2, p.cols) * 3, mw.title.getCurrentTitle().namespace--Begin tab
	tab.line = {--reduces concats and memory usage
		{
			[true] = args:clean('line_px', {ifNil = 3, append = 'px'}),
			[false] = 0
		},
		args.line_px .. ' ' .. args.line_px
	}
	for r = 1, rows do
		newRow(r)
	end
	p.reuseStr.solid = p.reuseStr.solid or p:saveStr('solid', tab.line[1][true] .. ' solid')
	for c = 1, p.cols do
		RD.tot = RD.tot + (rows / math.pow(2, c)) / 3
		if c > 1 then
			tab.r = rowNum[1]:tag'td'
				:attr{rowspan = bump, colspan = 2}
				:wikitext(p.flex_tree.wt
					.. (p.no_column_head and p.template and c == p.col and
						mw.getCurrentFrame():expandTemplate{
							title = 'tnavbar-header',
							args = {head.wt, 'Template:' .. args.name}
						}
						or ''
					)
				)
				:css('vertical-align', p.no_column_head and p.template and c == p.col and 'top' or nil)
		end
		bumps = bump
		RD.top = m.num
		nodeFunc.bridge.lay[c] = {}
		for r = 1, rows, 2 do
			RD.r = r + bumps
			if rowNum[RD.r] and m.num <= RD.tot then
				if skipMatch[m.num] then
					if m.phase == 0 then
						rowNum[RD.r]:tag'td':attr{rowspan = maxSpan(6 + bump * 2, RD.r, rows), colspan = 2}
					elseif m.phase == 2 then
						m.num = m.num + 1
						step = step + (p.omit_blanks and 0 or 5)
						bumps = bumps + maxSpan(bump * 2, RD.r, rows)
					end
				elseif m.phase == 0 then
					local node_function = string.match(args:clean(step, {keepOld = true, ifNil = '', cleanPatten = '[^{}_,%w]'}), 'node_function{([^}]*)')
					if node_function then
						node_function = mw.text.split(node_function, '[%s,]+')
						nodeFunc.helper.info = {
							called = {},
							occupied = {{},{}},
							totalCells = 12,
							notFinished = true,
							row = RD.r,
							col = c,
							num = m.num,
							first = RD.top,
							top = (m.num - RD.top) % 2--node is top of fork if top is 0
						}
						for x, y in ipairs(node_function) do
							if nodeFunc[y] and nodeFunc[y].main then
								nodeFunc.helper.info.called[y] = nodeFunc[y].main(x)
							end
						end
						step = step + 1
						if not nodeFunc.helper:freeCells() then
							m.showBox = {}
						end
					else
						m.showBox = {1, 2, --[[]]2}--[[not p.one_per_branch and 2 or nil}]]
					end
					if m.showBox[1] then
						dpBox(args[step], RD.r, skipMatch[m.num])
						tab.r:node(args.previewnumbers and ns ~= 0 and
							mw.html.create'div'
								:css{
									float = 'left',
									display = 'inline-block',
									border = '1px solid red',
									padding = '0 .5ex',
									['color'] = 'red'
								}
								:wikitext(m.num)
								:attr{title = 'This number is only visible outside artcle space (e.g. template) when |numberpreview=yes'}
						)
					end
					m.bold = boldWin(args[step + 2], args[step + 4], not (m.showBox[2] or m.showBox[3]) or unBold[m.num])
				else
					if m.showBox[m.phase] then
						teamBox(args[step + (m.phase - 1) * 2 + 1], RD.r, {color = p.color and c == p.cols and m.phase, bold = m.bold[m.phase]})
						teamBox(args[step + (m.phase - 1) * 2 + 2], RD.r, {'center', color = p.color and c == p.cols and m.phase, bold = m.bold[m.phase]})
					end
					--not yet implemented
					--[[if p.one_per_branch and m.showBox[2] then 
						m.phase = 2
						tab.oldR:attr{rowspan = 4}
						tab.r:attr{rowspan = 4}
						bumps = bumps + 2
					end]]
					if m.phase == 2 then
						step = step + (m.showBox[1] or 0) + (m.showBox[2] or 0) + (m.showBox[3] or 0)
						m.num = m.num + 1
						if bump > 0 and rowNum[RD.r + 2] then
							p.span = p.cols > c and (bump * 2) or math.max((bump - 1) / 2, 2)
							bumps = bumps + p.span
							rowNum[RD.r + 2]:tag'td':attr{rowspan = p.span, colspan = 2}
						end
						r = r + bump
					end
				end
				m.phase = (m.phase + 1) % 3
			end
		end
		if p.cols > c then--draw lines to next round
			p.unit = bump + 3
			bump = (rows - rows / math.pow(2, c)) / math.pow(2, p.cols - c)
			bumps = p.unit + 1
			rowNum[1]
				:tag'td':attr{rowspan = bumps}
				:tag'td'
					:attr{rowspan = bump + 4}
					:css(nodeFunc.bridge.lay[c][0] and
						{['border-right'] = p.reuseStr.solid}
						or {}
					)
					--:css('border-bottom', not skipMatch[RD.top] and '1px solid' or nil)
			RD.n = 0
			for r = bumps + 1, rows, p.unit * 2 do
				tab.r = rowNum[r]:tag'td'
				local interval = ((r - bumps - 1) / (p.unit * 2)) % 4
				if interval % 2 == 0 then
					--RD.t and RD.t2 control whether lines are drawn
					RD.t = RD.t2 or skipMatch[RD.tot + RD.n / 2 + 1] and 3 or ((skipMatch[RD.top] and 1 or 0) + (skipMatch[RD.top + 1] and 2 or 0))
					RD.n = RD.n + 2
					RD.t2 = skipMatch[RD.tot + RD.n / 2 + 1] and 3 or ((skipMatch[RD.top + RD.n] and 1 or 0) + (skipMatch[RD.top + RD.n + 1] and 2 or 0))
					if RD.t == 0 then
						tab.r
							:attr{rowspan = maxSpan(p.unit * 2, r, rows)}
							:css(skipMatch[RD.tot + RD.n / 2] and {} or {
								border = p.reuseStr.solid,
								['border-left'] = 0
							})
					else
						tab.r
							:attr{rowspan = maxSpan(p.unit, r, rows)}
							:cssText(RD.t == 2 and 
								(p.reuseStr.topRight or p:saveStr('topRight', 'border-width:' .. tab.line[2] .. ' 0 0;border-style:solid')) 
								or RD.t == 1 and 'vertical-align:bottom'
								or nil
							)
							:node(RD.t == 1 and interval > 0 and mw.html.create'div':css{height = tab.line[1][true], ['border-right'] = p.reuseStr.solid})
						rowNum[r + p.unit]:tag'td'
							:attr{rowspan = maxSpan(p.unit, r + p.unit, rows)}
							:cssText(RD.t == 1 and
								(p.reuseStr.bttmRght or p:saveStr('bttmRght', 'border-width:0 ' .. tab.line[2] .. ' 0;border-style:solid'))
								or RD.t == 2 and 'vertical-align:top'
								or nil
							)
							:node(RD.t == 2 and interval ~= 2 and mw.html.create'div':css{height = tab.line[1][true], ['border-right'] = p.reuseStr.solid})
					end
					RD.t = {
						RD.t < 3,
						rowNum[r + p.unit * 5] and RD.t2 < 3 or false
					}
					rowNum[r + p.unit]:tag'td'
						:attr{rowspan = maxSpan(p.unit * 4, r + p.unit, rows)}
						:css(interval == 0 and (RD.t[1] or RD.t[2]) and {
							['border-width'] = tab.line[1][RD.t[1]] .. ' 0 ' .. tab.line[1][RD.t[2]],
							['border-style'] = 'solid'
						} or {})
				else
					tab.r
						:attr{rowspan = maxSpan(p.unit * 2, r, rows)}
						:css(nodeFunc.bridge.lay[c][RD.n] and
							{['border-right'] = p.reuseStr.solid}
							or {}
						)
				end
			end
		end
	end
	if p['3rdplace'] or p.cols > 3 and p['3rdplace'] == nil then--begin 3rd place
		RD.r = rows / 2 + 4 + (p.span or 3)
		for r = rows + 1, RD.r + 7 do
			newRow(r)
		end
		if rowNum[rows + 1] and p.cols > 1 then
			rowNum[rows + 1]:tag'td':attr{
				rowspan = RD.r + 7 - rows,
				colspan = (p.cols - 1) * 4
			}
		end
		drawHead(args.Consol or args['RD' .. (p.cols + 1)] or p.RD[4], RD.r)
		dpBox(args[step], RD.r + 2)
		m.bold = boldWin(args[step + 2], args[step + 4], unBold[m.num])
		for k, v in ipairs({
			{4, {color = p.color and 3, bold = m.bold[1]}},
			{4, {'center', color = p.color and 3, bold = m.bold[1]}},
			{6, {bold = m.bold[2]}},
			{6, {'center', bold = m.bold[2]}}
		}) do
			teamBox(args[step + k], RD.r + v[1], v[2])
		end
	end
	return args.scroll_height and
		mw.html.create'div'
			:cssText'border-bottom:1px solid #eee;display:inline-block'
			:node(not (p.scroll_head_unlock or p.no_column_head) and mw.html.create'div'
				:css{
					overflow = 'hidden',
					height = '3em',
					['border-bottom'] = 'inherit',
					['margin-right'] = '17px'
				}
				:node(mw.clone(tab))
			)
			:tag'div'
				:cssText('overflow-y:scroll;max-height:'
					.. args.scroll_height .. (string.match(args.scroll_height, '^%d*$') and 'px' or '')
				)
				:node(not (p.scroll_head_unlock or p.no_column_head) and
					tab:css('margin-top', '-3em')
					or tab
				)
			:done()
		or tab
end

function p.main(frame, columns)
	local args = require'Module:Arguments'.getArgs(frame, {trim = false})
	args.columns = args.columns or columns
	return p._main(args, frame)
end

return p