def parse_template(title, template)
  template_re = Regexp.new("\\\{\\\{" + template + "(.*?)\\\}\\\}")

  fields = {}

  fields_string = @wiki.article(title).text.scan(template_re)[0][0]

  inlink = 0
  field = ""
  fields_string += "|" unless fields_string.match(/\|$/)
  fields_string.split(//).each do |c|
    if c == "|" && inlink == 0
      (key, value) = field.split(/=/)
      fields[key] = value
      field = ""
    else
      inlink += 1 if c == "["
      inlink -= 1 if c == "]"
      field += c
    end
  end

  fields
end

def datum2isodate(datum)
  return datum[6..9] + "-" + datum[3..4] + "-" + datum[0..1]
end