Facebook Polyam Userscript

facebook-polyam-userscript.js

(function (document) {
  function augmentRelationSelect() {
    const select = document.querySelector('#family-relationships-pagelet .relationSelector')
    if (select) {
      makeOption(select, 163, 'Husband')
      makeOption(select, 164, 'Wife')
      makeOption(select, 223, 'Partner (female)')
      makeOption(select, 224, 'Partner (male)')
      makeOption(select, 241, 'Partner (gender neutral)')
      makeOption(select, 240, 'Family Member')
      makeOption(select, 242, 'Pet (gender neutral)')
    }
  }

  function makeOption(select, id, name) {
    if (!anyChild(select, function (node) {
        return node.nodeName === 'option' && node.getAttribute('value') === id.toString()
      })) {
      const option = document.createElement('option')
      option.appendChild(document.createTextNode(name))
      option.setAttribute('value', id)
      select.appendChild(option)
    }
  }

  function anyChild(node, f) {
    if (node.hasChildNodes()) {
      const nodeList = node.childNodes
      for (var i = 0; i < nodeList.length; i++) {
        if (nodeList.item(i).nodeType === Node.ELEMENT_NODE) {
          if (f(node)) {
            return true
          }
        }
      }
    }
    return false
  }

  augmentRelationSelect()
})(document)