Add italki.com Teacher List Filter

Add buttons to filter teacher list. Currently, it only applies when the web browser is pointing to https://www.italki.com/partners.

Ajankohdalta 1.2.2018. Katso uusin versio.

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install a user script manager extension to install this script.

(I already have a user script manager, let me install it!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name         Add italki.com Teacher List Filter
// @namespace    https://greasyfork.org/en/users/85671-jcunews
// @version      1.0.1
// @description  Add buttons to filter teacher list. Currently, it only applies when the web browser is pointing to https://www.italki.com/partners.
// @author       jcunews
// @match        https://www.italki.com/partners
// @grant        none
// ==/UserScript==

(function(t, list, prevEleCount, filteredUids, items) {

  function filterUser(item) {
    filteredUids.push(parseInt(this.getAttribute("uid")));
    localStorage.filteredUids = JSON.stringify(filteredUids);
    item = this.parentNode.parentNode.parentNode.parentNode;
    item.parentNode.removeChild(item);
    prevEleCount--;
  }

  function filterList(i, link, uid, btn) {
    clearTimeout(t);
    if ((prevEleCount < 0) || (items.length !== prevEleCount)) {
      if (prevEleCount < 0) prevEleCount = 0;
      for (i = items.length-1; i >= 0; i--) {
        if (!items[i].querySelector(".filter")) {
          link = items[i].querySelector("A");
          uid = parseInt(link.pathname.match(/\d+/)[0]);
          if (filteredUids.indexOf(uid) >= 0) {
            list.removeChild(items[i]);
          } else if (btn = items[i].querySelector(".btn")) {
            link = btn.cloneNode(true);
            link.textContent = "X";
            link.title = "Filter this teacher";
            link.classList.add("filter");
            link.style.cssText = "font-weight: bold; color: red";
            link.setAttribute("uid", uid);
            link.removeAttribute("href");
            link.removeAttribute("ui-sref");
            link.onclick = filterUser;
            btn.parentNode.insertBefore(link, btn);
          }
        }
      }
    }
    prevEleCount = items.length;
    t = setTimeout(filterList, 200);
  }

  prevEleCount = -1;
  filteredUids = localStorage.filteredUids || "[]";
  try {
    filteredUids = JSON.parse(filteredUids);
  } catch(t) {
    filteredUids = [];
  }
  items = document.getElementsByClassName("teacher-item");
  t = 0;

  (function init(filter, btn) {
    if (list = document.querySelector(".teacher-list")) {
      filterList();
      if (filter = document.querySelector(".panel-body > .filter > form > div:nth-child(2)")) {
        btn = document.createElement("BUTTON");
        btn.textContent = "Reset Teacher Filter";
        btn.className = "btn";
        btn.style.cssText = "margin-left: 2ex; padding: 0";
        btn.onclick = function() {
          filteredUids = [];
          localStorage.filteredUids = "[]";
        };
        filter.insertBefore(btn, filter.lastElementChild);
      }
    } else setTimeout(init, 100);
  })();

})();