Module:Documentation

local p = {}

local HtmlBuilder = require('Module:HtmlBuilder') local getLanguageCode = require('Module:Languages').getLanguageCode local makeInvokeFunc = require('Module:Arguments').makeInvokeFunc

function p._main(frame, args)

   local headingParam = args['heading']
   local contentParam = args['content']
   local linkBoxParam = args['link box']
   local currentTitle = mw.title.getCurrentTitle()
   local docPageName = args[1]
   if not docPageName then
       local currentLangCode = getLanguageCode(currentTitle)
       local pageName = args['page']
       if pageName then
           if currentLangCode == 'en' then
               docPageName = pageName .. '/doc'
           else
               docPageName = pageName .. '/doc/' .. currentLangCode
           end
       else
           if currentLangCode == 'en' then
               docPageName = currentTitle.fullText .. '/doc'
           else
               local namespace = currentTitle.nsText
               local basePageName = currentTitle.baseText
               docPageName = namespace .. ':' .. basePageName  .. '/doc/' .. currentLangCode
           end
       end
   end
   local docPageTitle = mw.title.new(docPageName)

   local root = HtmlBuilder.create()

   local startBox = root:tag('div')
   startBox:cssText('clear: both; margin: 1em 0 0 0; border: 1px solid #aaa; background-color: #ecfcf4; padding: 12px')

   -- Add heading if non-empty
   if headingParam ~=  then
       local headingDiv = startBox:tag('div')
       headingDiv:cssText('padding-bottom: 3px; border-bottom: 1px solid #aaa; margin-bottom: 1ex')

       local headingSpan = headingDiv:tag('span')
       headingSpan:cssText('font-weight: bold; font-size: 125%')
       if headingParam then
           headingSpan:wikitext(headingParam)
       else
           headingSpan:wikitext(' ' .. args['default-heading'])
       end

       -- Add action links if doc is not on template page
       if not contentParam then
           local actionsSpan = headingDiv:tag('span')
           actionsSpan:addClass('plainlinks')
           actionsSpan:cssText('font-size: small; font-weight: 400; margin-left: 1em; vertical-align: baseline; line-height: 1em; display: inline-block')

           local function escapeBrackets(s)
               -- Replace brackets with HTML entities
               s = s:gsub('%[', '[')
               s = s:gsub('%]', ']')
               return s
           end

           if docPageTitle.exists then
               format = '[%s] [%s] [%s] [%s]'
               local viewLink = '' .. args['view-link-display'] .. ''
               local editLink = '[' .. docPageTitle:fullUrl{action = 'edit'} .. ' ' .. args['edit-link-display'] .. ']'
               local historyLink = '[' .. docPageTitle:fullUrl{action = 'history'} .. ' ' .. args['history-link-display'] .. ']'
               local purgeLink = '[' .. currentTitle:fullUrl{action = 'purge'} .. ' ' .. args['purge-link-display'] .. ']'
               actionsSpan:wikitext(mw.ustring.format(escapeBrackets('[%s] [%s] [%s] [%s]'), viewLink, editLink, historyLink, purgeLink))
           else
               local createLink = '[' .. docPageTitle:fullUrl{action = 'edit'} .. ' ' .. args['create-link-display'] .. ']'
               actionsSpan:wikitext(mw.ustring.format(escapeBrackets('[%s]'), createLink))
           end
       end
   end

   -- Transclude doc contents
   local content = contentParam
   if not content and docPageTitle.exists then
       content = frame:expandTemplate{title = ':' .. docPageName}
   end
   if content then
       -- Add line breaks so headings at start and end are interpreted correctly
       startBox:wikitext('\n' .. content .. '\n')
   end

   -- Prevent floating items from sticking out of doc box
   local clear = startBox:tag('div')
   clear:css('clear', 'both')

   if not contentParam and linkBoxParam ~= 'off' and docPageTitle.exists then
       local endBox = root:tag('div')
       endBox:addClass('plainlinks')
       endBox:cssText('clear: both; width: 100%; border: 1px solid #aaa; margin: .2em 0; background-color: #ecfcf4')

       local endBoxNode = endBox:tag('div')
       endBoxNode:cssText('border: none; width: 100%; padding: .25em .9em; font-style: italic')
       if linkBoxParam then
           endBoxNode:wikitext(linkBoxParam)
       else
           endBoxNode:wikitext(mw.ustring.format(args['transcluded-from-blurb'], '' .. docPageName .. ''), ' ')

           local editUrl = docPageTitle:fullUrl{action = 'edit'}
           local historyUrl = docPageTitle:fullUrl{action = 'history'}
           local actionsNode = endBoxNode:tag('small')
           actionsNode:cssText('font-style: normal')
           actionsNode:wikitext('([', editUrl, ' ' .. args['edit-link-display'] .. '] | [', historyUrl, ' ' .. args['history-link-display'] .. '])')
       end
   end

   return tostring(root)

end

p.main = makeInvokeFunc(p._main, {passFrameParam = true, inherited = true})

return p