topsy auto more

topsy_auto_more.user.js

// ==UserScript==
// @name           topsy auto more
// @namespace      http://d.hatena.ne.jp/murky-satyr
// @include        http://topsy.com/*
// ==/UserScript==
addEventListener('scroll', function f(){
  function stop(){ removeEventListener('scroll', f, false) }
  try {
    let a = document.querySelector('#more-bucket-more a');
    if(!a || /\b0\b/.test(a.textContent)) return stop();
    let wt = Array.slice(document.querySelectorAll('.wf-top'), -1)[0];
    var {bottom} = wt.getBoundingClientRect();
    if(bottom - scrollY < innerHeight * 2){
      let ev = document.createEvent('MouseEvents');
      ev.initMouseEvent('click', 1, 1, window, 0, 0,0,0,0, 0,0,0,0, 0, a);
      a.dispatchEvent(ev);
    }
  } catch(e){
    GM_log(e);
    stop();
  }
}, false);