Module:Infobox

local p = {}

local function trim(s)

 if s == nil then
   return nil
 end
 s = tostring(s)
 s = s:gsub('^%s+', ):gsub('%s+$', )
 if s ==  then
   return nil
 end
 return s

end

local function addRow(rows, label, data)

 if not data then
   return
 end
 if label then
   table.insert(rows, string.format('|-\n| style="padding:0.35em 0.6em; vertical-align:top; white-space:nowrap; font-weight:bold;" | %s\n| style="padding:0.35em 0.6em; vertical-align:top;" | %s', label, data))
 else
   table.insert(rows, string.format('|-\n| colspan="2" style="padding:0.35em 0.6em;" | %s', data))
 end

end

function p.main(frame)

 local args = frame:getParent() and frame:getParent().args or frame.args

 local title = trim(args.title) or trim(args.name) or 'Infobox'
 local image = trim(args.image)
 local image_caption = trim(args.image_caption)

 local rows = {}

 if image then
   local imageCell = image
   if image_caption then

imageCell = image .. '

' .. image_caption .. '

'

   end
   table.insert(rows, string.format('|-\n| colspan="2" style="text-align:center; padding:0.6em;" | %s', imageCell))
 end

 local idx = 1
 while true do
   local label = trim(args['label' .. idx])
   local data = trim(args['data' .. idx])
   if not label and not data then
     break
   end
   addRow(rows, label, data)
   idx = idx + 1
 end

 local class = trim(args.class) or 'infobox'
 local style = trim(args.style) or 'float:right; clear:right; margin:0 0 1em 1em; width:320px; max-width:100%; border:1px solid #a2a9b1; background:#f8f9fa; border-collapse:separate; border-spacing:0; font-size:90%;'

 local out = {}
 table.insert(out, string.format('{| class="%s" style="%s"', class, style))
 table.insert(out, string.format('|+ style="padding:0.5em; background:#eaecf0; font-size:110%%; text-align:center;" | %s', title))
 for _, row in ipairs(rows) do
   table.insert(out, row)
 end
 table.insert(out, '|}')

 return table.concat(out, '\n')

end

return p