Derpibooru - Extra Buttons

Adds multiple buttons to one-click-apply common search/filter options

您需要先安装一个扩展,例如 篡改猴Greasemonkey暴力猴,之后才能安装此脚本。

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

您需要先安装一个扩展,例如 篡改猴暴力猴,之后才能安装此脚本。

您需要先安装一个扩展,例如 篡改猴Userscripts ,之后才能安装此脚本。

您需要先安装一款用户脚本管理器扩展,例如 Tampermonkey,才能安装此脚本。

您需要先安装用户脚本管理器扩展后才能安装此脚本。

(我已经安装了用户脚本管理器,让我安装!)

您需要先安装一款用户样式管理器扩展,比如 Stylus,才能安装此样式。

您需要先安装一款用户样式管理器扩展,比如 Stylus,才能安装此样式。

您需要先安装一款用户样式管理器扩展,比如 Stylus,才能安装此样式。

您需要先安装一款用户样式管理器扩展后才能安装此样式。

您需要先安装一款用户样式管理器扩展后才能安装此样式。

您需要先安装一款用户样式管理器扩展后才能安装此样式。

(我已经安装了用户样式管理器,让我安装!)

// ==UserScript==
// @name        Derpibooru - Extra Buttons
// @namespace   Selbi
// @version     3.0.1
// @include     /https?\:\/\/(www\.)?derpiboo(\.ru|ru\.org)\/(tags|search).+/
// @grant       none
// @description Adds multiple buttons to one-click-apply common search/filter options
// ==/UserScript==

(function() {

  // Score Button
  const TARGET_SCORE = "score";
  const TARGET_DESCENDING = "desc";
  let sortButtonIcon = document.createElement("i");
  sortButtonIcon.classList = "fas fa-sort-amount-down";
  Object.assign(sortButtonIcon.style, {
    width: "28px",
    textAlign: "center"
  });
  let sortButton = document.createElement("a");
  sortButton.classList = "header__search__button";
  sortButton.title = "Sort by descending score";
  sortButton.appendChild(sortButtonIcon);
  document.querySelector(".header__search").appendChild(sortButton);
  sortButton.onclick = function() {
    let sortDropdown = document.querySelector("#searchform_sf");
    sortDropdown.selectedIndex = findOptionIndex(sortDropdown, TARGET_SCORE);
    let orderDropdown = document.querySelector("#searchform_sd");
    orderDropdown.selectedIndex = findOptionIndex(orderDropdown, TARGET_DESCENDING);
    document.querySelector(".field > button:first-child").click();
  };

  function findOptionIndex(elem, value) {
    let options = elem.getElementsByTagName("option");
    let index = 0;
    for (o of options) {
      if (o.value == value) {
        return index;
      }
      index++;
    }
    return -1;
  }

  // Safe Button
  var queryBox = document.querySelector("#q");
  const RATINGS = ["-safe", "safe", "suggestive", "questionable", "explicit"];
  let safeButtonIcon = document.createElement("i");
  safeButtonIcon.classList = "fas fa-horse";
  Object.assign(safeButtonIcon.style, {
    width: "28px",
    textAlign: "center"
  });
  let safeButton = document.createElement("a");
  safeButton.classList = "header__search__button";
  safeButton.title = "Go to the next rating";
  safeButton.appendChild(safeButtonIcon);
  sortButton.after(safeButton);
  safeButton.onclick = function() {
    let query = queryBox.value;
    let previousRating = -1;
    for (i = 0; i < RATINGS.length; i++) {
      if (query.includes(RATINGS[i])) {
        previousRating = i;
        break;
      }
    }
    let nextRating = previousRating + 1;
    if (previousRating < 0) {
      // Entry point to "safe" when no rating is set
      query += ", " + RATINGS[nextRating];
    } else if (nextRating >= RATINGS.length) {
      // When we wrap around, remove the rating
      let previousRatingText = RATINGS[previousRating];
      query = query.replace(previousRatingText, "");
    } else {
      // Proceed to the next one
      let previousRatingText = RATINGS[previousRating];
      let nextRatingText = RATINGS[nextRating];
      query = query.replace(previousRatingText, nextRatingText);
    }
    startSearch(query);
  };

  // No-Animation Button
  let noAniButtonIcon = document.createElement("i");
  noAniButtonIcon.classList = "fas fa-video-slash";
  Object.assign(noAniButtonIcon.style, {
    width: "28px",
    textAlign: "center"
  });
  let noAniButton = document.createElement("a");
  noAniButton.classList = "header__search__button";
  noAniButton.title = "Toggle all animated content";
  noAniButton.appendChild(noAniButtonIcon);
  safeButton.after(noAniButton);
  noAniButton.onclick = function() {
    let query = queryBox.value;
    if (query.includes("-animated")) {
      // Remove it
      query = query.replace("-animated", "");
    } else {
      query += ", -animated";
    }
    startSearch(query);
  };

  function startSearch(query) {
    let normalizedQuery = query.replace(/\s+/g, " ").replace(/(^\s*,\s*|\s*,\s*$)/g, "").replace(/\s*,\s*,\s*/g, ", ");
    if (!normalizedQuery) {
      normalizedQuery = RATINGS[0];
    }
    queryBox.value = normalizedQuery;
    document.querySelector("button.header__search__button").click();
  }
})();