---
-- This module implements
---  
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 = '<span class=special_infobox_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 .. '></tr>'
elseif k == #subcells then
local row
if notempty(subcells[k]) then row 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 .. '<tr><' .. tt .. ' colspan=2>\n' .. subcells[k] .. '</' .. tt .. '></tr>'
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
-- remove when :phab:T191516 is fixed or OBE
s = mw.ustring.gsub(s, '([\r\n][%*#;:][^\r\n]*)$', '%1\n')
s = mw.ustring.gsub(s, '^([%*#;:][^\r\n]*)$', '%1\n')
s = mw.ustring.gsub(s, '^([%*#;:])', '\n%1')
s = mw.ustring.gsub(s, '^(%{%|)', '\n%1')
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 and rowArgs.header ~= '_BLANK_' 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', '')
:cssText(args.headerstyle)
:cssText(rowArgs.rowcellstyle)
:wikitext(fixChildBoxes(rowArgs.header, 'th'))
if rowArgs.data then
root:wikitext('')
end
elseif rowArgs.data then
if not rowArgs.data:gsub('%[%[%s*[Cc][Aa][Tt][Ee][Gg][Oo][Rr][Yy]%s*:[^]]*]]', ''):match('^%S') then
rowArgs.row
end
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', '')
end
dataCell
:attr('id', rowArgs.dataid)
:addClass(rowArgs.class)
:cssText(rowArgs.datastyle)
:cssText(rowArgs.rowcellstyle)
: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', '')
: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', '')
:cssText(args.belowstyle)
: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,
rowcellstyle = 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 preprocessRows
-- 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)
local lastheader
for k, num in ipairs(rownums) do
if args['header' .. tostring(num)] then
if lastheader then
args['header' .. tostring(lastheader)] = nil
end
lastheader = num
elseif args['data' .. tostring(num)] and args['data' .. tostring(num)]:gsub('%[%[%s*[Cc][Aa][Tt][Ee][Gg][Oo][Rr][Yy]%s*:[^]]*]]', ''):match('^%S') then
local data = args['data' .. tostring(num)]
if data:gsub('%[%[%s*[Cc][Aa][Tt][Ee][Gg][Oo][Rr][Yy]%s*:[^]]*]]', ''):match('%S') then
lastheader = nil
end
end
end
if lastheader then
args['header' .. tostring(lastheader)] = nil
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', '')
: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 args.child == 'yes' then
if args.title then
root:wikitext('')
end