Module:BuildingBreadcrumb

Documentation for this module may be created at Module:BuildingBreadcrumb/doc

local p = {}

function p.render(frame)
  local title = mw.title.getCurrentTitle().text

  local rows = mw.ext.externalData.getExternalData({
    source = "externaldb",
    from = "data_buildings",
    where = "page_title='" .. title:gsub("'", "''") .. "'",
    data = "category_1=category_1,category_2=category_2,category_3=category_3"
  })

  if not rows or #rows == 0 then
    return ''
  end

  local cat1 = rows[1].category_1 or ''
  local cat2 = rows[1].category_2 or ''
  local cat3 = rows[1].category_3 or ''

  local Html = mw.html
  local html = Html.create('div'):addClass('dune-breadcrumb-nav')

  html:tag('a')
    :attr('id', 'duneLogoBtn')
    :addClass('dune-logo-btn')
    :tag('img')
      :attr('src', 'https://dunedb.com/images/9/99/HomeNavIcon.png')
      :attr('alt', 'DuneDB Logo')
      :addClass('dune-logo')
    :done()
  :done()

  html:tag('a')
    :attr('href', 'https://dunedb.com/Main_Page')
    :addClass('breadcrumb-home-link')
    :wikitext('<span>Home</span>')
  :done()

  local function addLink(label, link)
    html:tag('span'):addClass('dune-breadcrumb-separator'):wikitext('/'):done()
    html:tag('a'):attr('href', link):wikitext(label):done()
  end

  if cat1 ~= '' then
    addLink(cat1, 'https://dunedb.com/wiki/' .. mw.uri.encode(cat1, 'PATH'))
  end
  if cat2 ~= '' then
    addLink(cat2, 'https://dunedb.com/wiki/' .. mw.uri.encode(cat2, 'PATH'))
  end
  if cat3 ~= '' then
    addLink(cat3, 'https://dunedb.com/wiki/' .. mw.uri.encode(cat3, 'PATH'))
  end

  return tostring(html)
end

return p