Module:WeeklyEvent

docs

mw:Extension:Scribunto

mw:Module:Arguments

https://dev.fandom.com/wiki/Lua_reference_manual/Scribunto_libraries

https://en.wikipedia.org/wiki/Wikipedia:Comparable_Lua_functions_to_wikitext

---

local p = {}

local function d(fmt, rel)
  return mw.getContentLanguage():formatDate(fmt, rel)
end

local function exists(t)
  local title = mw.title.new(t)
  return title and title.exists
end

function p.links(frame)
  local args = frame:getParent().args
  local prefix   = args.prefix   or 'Meeting Notes'
  local joiner   = args.joiner   or ' '
  local weekday  = args.weekday  or 'Tuesday'
  local t_this   = args.text_this or 'This week'
  local t_prev   = args.text_prev or 'Last week'
  local t_next   = args.text_next or 'Next week'
  local preload  = args.preload

  local thisdate = d('Y m d', 'this ' .. weekday)
  local prevdate = d('Y m d', 'last ' .. weekday)
  local nextdate = d('Y m d', 'next ' .. weekday)

  local thisTitle = table.concat({prefix, thisdate}, joiner)
  local prevTitle = table.concat({prefix, prevdate}, joiner)
  local nextTitle = table.concat({prefix, nextdate}, joiner)

  local latestTitle, latestText
  if exists(thisTitle) then
    latestTitle, latestText = thisTitle, t_this
  elseif exists(prevTitle) then
    latestTitle, latestText = prevTitle, t_prev
  end

  -- build inline wikitext
  local out = ''

  if latestTitle then
    out = out .. string.format('[[%s|%s]]', latestTitle, latestText)
  else
    out = out .. "''no recent page''"
  end

  out = out .. ' · ' ..
        string.format('[[%s|%s]]', nextTitle, t_next)

  if preload then
    local url = mw.uri.canonicalUrl(nextTitle, { action='edit', preload=preload })
    out = out .. ' · ' ..
          string.format('[%s create next]', tostring(url))
  end

  return frame:preprocess(out)
end

return p