વિભાગ:Infobox

--
-- This module implements

## *Unknown*

--

local p = {}

local navbar = require('Module:Navbar').\_navbar

local args = {}
local origArgs
local root

local function notempty( s ) return s and s:match( '%S' ) end

local function fixChildBoxes(sval, tt)
 if notempty(sval) then
 local marker = ''
 local s = sval
 s = mw.ustring.gsub(s, '(<%s\*[Tt][Rr])', marker .. '%1')
 s = mw.ustring.gsub(s, '(</[Tt][Rr]%s\*>)', '%1' .. marker)
 if s:match(marker) then
 s = mw.ustring.gsub(s, marker .. '%s\*' .. marker, *)*
 s = mw.ustring.gsub(s, '([\r\n]|-[^\r\n]\*[\r\n])%s\*' .. marker, '%1')
 s = mw.ustring.gsub(s, marker .. '%s\*([\r\n]|-)', '%1')
 s = mw.ustring.gsub(s, '(</[Cc][Aa][Pp][Tt][Ii][Oo][Nn]%s\*>%s\*)' .. marker, '%1')
 s = mw.ustring.gsub(s, '(<%s\*[Tt][Aa][Bb][Ll][Ee][^<>]\*>%s\*)' .. marker, '%1')
 s = mw.ustring.gsub(s, '^(%{|[^\r\n]\*[\r\n]%s\*)' .. marker, '%1')
 s = mw.ustring.gsub(s, '([\r\n]%{|[^\r\n]\*[\r\n]%s\*)' .. marker, '%1')
 s = mw.ustring.gsub(s, marker .. '(%s\*</[Tt][Aa][Bb][Ll][Ee]%s\*>)', '%1')
 s = mw.ustring.gsub(s, marker .. '(%s\*\n|%})', '%1')
 end
 if s:match(marker) then
 local subcells = mw.text.split(s, marker)
 s =
 for k = 1, #subcells do
 if k == 1 then

 s = s .. subcells[k] .. '</' .. tt .. '>'
 elseif k == #subcells then
 local rowstyle = ' style="display:none"'
 if notempty(subcells[k]) then rowstyle =  *end*
 s = s .. '<tr' .. rowstyle ..'><' .. tt .. ' colspan=2>\n' .. subcells[k]
 elseif notempty(subcells[k]) then
 if (k % 2) == 0 then
 s = s .. subcells[k]
 else
 s = s .. '<' .. tt .. ' colspan=2>\n' .. subcells[k] .. '</' .. tt .. '>'
 end
 end
 end
 end
 -- the next two lines add a newline at the end of lists for the PHP parser
 -- https://en.wikipedia.org/w/index.php?title=Template\_talk:Infobox\_musical\_artist&oldid=849054481
 s = mw.ustring.gsub(s, '([\r\n][%\*#;:][^\r\n]\*)$', '%1\n')
 s = mw.ustring.gsub(s, '^([%\*#;:][^\r\n]\*)$', '%1\n')
 return s
 else
 return sval
 end
end

local function union(t1, t2)
 -- Returns the union of the values of two tables, as a sequence.
 local vals = {}
 for k, v in pairs(t1) do
 vals[v] = true
 end
 for k, v in pairs(t2) do
 vals[v] = true
 end
 local ret = {}
 for k, v in pairs(vals) do
 table.insert(ret, k)
 end
 return ret
end

local function getArgNums(prefix)
 -- Returns a table containing the numbers of the arguments that exist
 -- for the specified prefix. For example, if the prefix was 'data', and
 -- 'data1', 'data2', and 'data5' exist, it would return {1, 2, 5}.
 local nums = {}
 for k, v in pairs(args) do
 local num = tostring(k):match('^' .. prefix .. '([1-9]%d\*)$')
 if num then table.insert(nums, tonumber(num)) end
 end
 table.sort(nums)
 return nums
end

local function addRow(rowArgs)
 -- Adds a row to the infobox, with either a header cell
 -- or a label/data cell combination.
 if rowArgs.header then
 root
 :tag('tr')
 :addClass(rowArgs.rowclass)
 :cssText(rowArgs.rowstyle)
 :attr('id', rowArgs.rowid)
 :tag('th')
 :attr('colspan', 2)
 :attr('id', rowArgs.headerid)
 :addClass(rowArgs.class)
 :addClass(args.headerclass)
 :css('text-align', 'center')
 :cssText(args.headerstyle)
 :cssText(rowArgs.rowcellstyle)
 :wikitext(fixChildBoxes(rowArgs.header, 'th'))
 elseif rowArgs.data then
 local row = root:tag('tr')
 row:addClass(rowArgs.rowclass)
 row:cssText(rowArgs.rowstyle)
 row:attr('id', rowArgs.rowid)
 if rowArgs.label then
 row
 :tag('th')
 :attr('scope', 'row')
 :attr('id', rowArgs.labelid)
 :cssText(args.labelstyle)
 :cssText(rowArgs.rowcellstyle)
 :wikitext(rowArgs.label)
 :done()
 end

 local dataCell = row:tag('td')
 if not rowArgs.label then
 dataCell
 :attr('colspan', 2)
 :css('text-align', 'center')
 end
 dataCell
 :attr('id', rowArgs.dataid)
 :addClass(rowArgs.class)
 :cssText(rowArgs.datastyle)
 :cssText(rowArgs.rowcellstyle)
 :newline()
 :wikitext(fixChildBoxes(rowArgs.data, 'td'))
 end
end

local function renderTitle()
 if not args.title then return end

 root
 :tag('caption')
 :addClass(args.titleclass)
 :cssText(args.titlestyle)
 :wikitext(args.title)
end

local function renderAboveRow()
 if not args.above then return end

 root
 :tag('tr')
 :tag('th')
 :attr('colspan', 2)
 :addClass(args.aboveclass)
 :css('text-align', 'center')
 :css('font-size', '125%')
 :css('font-weight', 'bold')
 :cssText(args.abovestyle)
 :wikitext(fixChildBoxes(args.above,'th'))
end

local function renderBelowRow()
 if not args.below then return end

 root
 :tag('tr')
 :tag('td')
 :attr('colspan', '2')
 :addClass(args.belowclass)
 :css('text-align', 'center')
 :cssText(args.belowstyle)
 :newline()
 :wikitext(fixChildBoxes(args.below,'td'))
end

local function renderSubheaders()
 if args.subheader then
 args.subheader1 = args.subheader
 end
 if args.subheaderrowclass then
 args.subheaderrowclass1 = args.subheaderrowclass
 end
 local subheadernums = getArgNums('subheader')
 for k, num in ipairs(subheadernums) do
 addRow({
 data = args['subheader' .. tostring(num)],
 datastyle = args.subheaderstyle or args['subheaderstyle' .. tostring(num)],
 class = args.subheaderclass,
 rowclass = args['subheaderrowclass' .. tostring(num)]
 })
 end
end

local function renderImages()
 if args.image then
 args.image1 = args.image
 end
 if args.caption then
 args.caption1 = args.caption
 end
 local imagenums = getArgNums('image')
 for k, num in ipairs(imagenums) do
 local caption = args['caption' .. tostring(num)]
 local data = mw.html.create():wikitext(args['image' .. tostring(num)])
 if caption then
 data
 :tag('div')
 :cssText(args.captionstyle)
 :wikitext(caption)
 end
 addRow({
 data = tostring(data),
 datastyle = args.imagestyle,
 class = args.imageclass,
 rowclass = args['imagerowclass' .. tostring(num)]
 })
 end
end

local function renderRows()
 -- Gets the union of the header and data argument numbers,
 -- and renders them all in order using addRow.
 local rownums = union(getArgNums('header'), getArgNums('data'))
 table.sort(rownums)
 for k, num in ipairs(rownums) do
 addRow({
 header = args['header' .. tostring(num)],
 label = args['label' .. tostring(num)],
 data = args['data' .. tostring(num)],
 datastyle = args.datastyle,
 class = args['class' .. tostring(num)],
 rowclass = args['rowclass' .. tostring(num)],
 rowstyle = args['rowstyle' .. tostring(num)],
 rowcellstyle = args['rowcellstyle' .. tostring(num)],
 dataid = args['dataid' .. tostring(num)],
 labelid = args['labelid' .. tostring(num)],
 headerid = args['headerid' .. tostring(num)],
 rowid = args['rowid' .. tostring(num)]
 })
 end
end

local function renderNavBar()
 if not args.name then return end

 root
 :tag('tr')
 :tag('td')
 :attr('colspan', '2')
 :css('text-align', 'right')
 :wikitext(navbar{
 args.name,
 mini = 1,
 })
end

local function renderItalicTitle()
 local italicTitle = args['italic title'] and mw.ustring.lower(args['italic title'])
 if italicTitle ==  *or italicTitle == 'force' or italicTitle == 'yes' then*
 root:wikitext(mw.getCurrentFrame():expandTemplate({title = 'italic title'}))
 end
end

local function renderTrackingCategories()
 if args.decat ~= 'yes' then
 if #(getArgNums('data')) == 0 and mw.title.getCurrentTitle().namespace == 0 then
 root:wikitext(*)*
 end
 if args.child == 'yes' and args.title then
 root:wikitext(*)*
 end
 end
end

local function \_infobox()
 -- Specify the overall layout of the infobox, with special settings
 -- if the infobox is used as a 'child' inside another infobox.
 if args.child ~= 'yes' then
 root = mw.html.create('table')

 root
 :addClass((args.subbox ~= 'yes') and 'infobox' or nil)
 :addClass(args.bodyclass)

 if args.subbox == 'yes' then
 root
 :css('padding', '0')
 :css('border', 'none')
 :css('margin', '-3px')
 :css('width', 'auto')
 :css('min-width', '100%')
 :css('font-size', '100%')
 :css('clear', 'none')
 :css('float', 'none')
 :css('background-color', 'transparent')
 else
 root
 :css('width', '22em')
 end
 root
 :cssText(args.bodystyle)

 renderTitle()
 renderAboveRow()
 else
 root = mw.html.create()

 root
 :wikitext(args.title)
 end

 renderSubheaders()
 renderImages()
 renderRows()
 renderBelowRow()
 renderNavBar()
 renderItalicTitle()
 renderTrackingCategories()

 return tostring(root)
end

local function preprocessSingleArg(argName)
 -- If the argument exists and isn't blank, add it to the argument table.
 -- Blank arguments are treated as nil to match the behaviour of ParserFunctions.
 if origArgs[argName] and origArgs[argName] ~=  *then*
 args[argName] = origArgs[argName]
 end
end

local function preprocessArgs(prefixTable, step)
 -- Assign the parameters with the given prefixes to the args table, in order, in batches
 -- of the step size specified. This is to prevent references etc. from appearing in the
 -- wrong order. The prefixTable should be an array containing tables, each of which has
 -- two possible fields, a "prefix" string and a "depend" table. The function always parses
 -- parameters containing the "prefix" string, but only parses parameters in the "depend"
 -- table if the prefix parameter is present and non-blank.
 if type(prefixTable) ~= 'table' then
 error("Non-table value detected for the prefix table", 2)
 end
 if type(step) ~= 'number' then
 error("Invalid step value detected", 2)
 end

 -- Get arguments without a number suffix, and check for bad input.
 for i,v in ipairs(prefixTable) do
 if type(v) ~= 'table' or type(v.prefix) ~= "string" or (v.depend and type(v.depend) ~= 'table') then
 error('Invalid input detected to preprocessArgs prefix table', 2)
 end
 preprocessSingleArg(v.prefix)
 -- Only parse the depend parameter if the prefix parameter is present and not blank.
 if args[v.prefix] and v.depend then
 for j, dependValue in ipairs(v.depend) do
 if type(dependValue) ~= 'string' then
 error('Invalid "depend" parameter value detected in preprocessArgs')
 end
 preprocessSingleArg(dependValue)
 end
 end
 end

 -- Get arguments with number suffixes.
 local a = 1 -- Counter variable.
 local moreArgumentsExist = true
 while moreArgumentsExist == true do
 moreArgumentsExist = false
 for i = a, a + step - 1 do
 for j,v in ipairs(prefixTable) do
 local prefixArgName = v.prefix .. tostring(i)
 if origArgs[prefixArgName] then
 moreArgumentsExist = true -- Do another loop if any arguments are found, even blank ones.
 preprocessSingleArg(prefixArgName)
 end
 -- Process the depend table if the prefix argument is present and not blank, or
 -- we are processing "prefix1" and "prefix" is present and not blank, and
 -- if the depend table is present.
 if v.depend and (args[prefixArgName] or (i == 1 and args[v.prefix])) then
 for j,dependValue in ipairs(v.depend) do
 local dependArgName = dependValue .. tostring(i)
 preprocessSingleArg(dependArgName)
 end
 end
 end
 end
 a = a + step
 end
end

function p.infobox(frame)
 -- If called via #invoke, use the args passed into the invoking template.
 -- Otherwise, for testing purposes, assume args are being passed directly in.
 if frame == mw.getCurrentFrame() then
 origArgs = frame:getParent().args
 else
 origArgs = frame
 end

 -- Parse the data parameters in the same order that the old

## Information group

### Third

*Unknown*

 did, so that
 -- references etc. will display in the expected places. Parameters that depend on
 -- another parameter are only processed if that parameter is present, to avoid
 -- phantom references appearing in article reference lists.
 preprocessSingleArg('child')
 preprocessSingleArg('bodyclass')
 preprocessSingleArg('subbox')
 preprocessSingleArg('bodystyle')
 preprocessSingleArg('title')
 preprocessSingleArg('titleclass')
 preprocessSingleArg('titlestyle')
 preprocessSingleArg('above')
 preprocessSingleArg('aboveclass')
 preprocessSingleArg('abovestyle')
 preprocessArgs({
 {prefix = 'subheader', depend = {'subheaderstyle', 'subheaderrowclass'}}
 }, 10)
 preprocessSingleArg('subheaderstyle')
 preprocessSingleArg('subheaderclass')
 preprocessArgs({
 {prefix = 'image', depend = {'caption', 'imagerowclass'}}
 }, 10)
 preprocessSingleArg('captionstyle')
 preprocessSingleArg('imagestyle')
 preprocessSingleArg('imageclass')
 preprocessArgs({
 {prefix = 'header'},
 {prefix = 'data', depend = {'label'}},
 {prefix = 'rowclass'},
 {prefix = 'rowstyle'},
 {prefix = 'rowcellstyle'},
 {prefix = 'class'},
 {prefix = 'dataid'},
 {prefix = 'labelid'},
 {prefix = 'headerid'},
 {prefix = 'rowid'}
 }, 50)
 preprocessSingleArg('headerclass')
 preprocessSingleArg('headerstyle')
 preprocessSingleArg('labelstyle')
 preprocessSingleArg('datastyle')
 preprocessSingleArg('below')
 preprocessSingleArg('belowclass')
 preprocessSingleArg('belowstyle')
 preprocessSingleArg('name')
 args['italic title'] = origArgs['italic title'] -- different behaviour if blank or absent
 preprocessSingleArg('decat')

 return \_infobox()
end

return p