GreasyFork: download script button

If you have a script manager and you want to download some script without installing it, this script will help

Verze ze dne 29. 01. 2021. Zobrazit nejnovější verzi.

K instalaci tototo skriptu si budete muset nainstalovat rozšíření jako Tampermonkey, Greasemonkey nebo Violentmonkey.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Violentmonkey.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Violentmonkey.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Userscripts.

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

K instalaci tohoto skriptu si budete muset nainstalovat manažer uživatelských skriptů.

(Už mám manažer uživatelských skriptů, nechte mě ho nainstalovat!)

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.

(Už mám manažer uživatelských stylů, nechte mě ho nainstalovat!)

// ==UserScript==
// @name         GreasyFork: download script button
// @description  If you have a script manager and you want to download some script without installing it, this script will help
// @namespace    https://greatest.deepsurf.us/users/424058
// @version      1.0.0
// @author       Konf
// @include      /^http(s|):\/\/greatest.deepsurf.us\/[a-zA-Z_-]*\/scripts\/\d.*$/
// @run-at       document-end
// @resource     iconDownload https://img.icons8.com/pastel-glyph/64/ffffff/download.png
// @compatible   Chrome
// @compatible   Opera
// @compatible   Firefox
// @grant        GM_getResourceUrl
// @grant        GM.getResourceUrl
// @noframes
// ==/UserScript==

/* jshint esversion: 6 */
/* eslint-disable no-multi-spaces */

(function() {
  'use strict';

  (GM.getResourceUrl || GM_getResourceUrl)('iconDownload')
  .then(downloadIconUrl => {
    addCSS(`
      .tm-dsb-downloadBtn {
        width: 43px;
        height: 38px;
        position: relative;
        padding: 0;
        vertical-align: bottom;
        cursor: pointer;
        border: none;
        outline: none;
        background: #0F750F;
        transition: box-shadow 0.2s;
      }

      .tm-dsb-downloadBtn:hover,
      .tm-dsb-downloadBtn:focus {
        box-shadow: 0 8px 16px 0 rgb(0 0 0 / 20%), 0 6px 20px 0 rgb(0 0 0 / 19%);
      }


      .tm-dsb-downloadBtn__icon {
        position: absolute;
      }

      .tm-dsb-downloadBtn__icon--download {
        width: 35px;
        height: 35px;
        top: 1px;
        left: 4px;
        background: url(${downloadIconUrl});
        background-size: contain;
      }

      .tm-dsb-downloadBtn__icon--loading,
      .tm-dsb-downloadBtn__icon--loading:after {
        border-radius: 50%;
        width: 16px;
        height: 16px;
      }

      .tm-dsb-downloadBtn__icon--loading {
        top: 6px;
        left: 8px;
        text-indent: -9999em;
        border-top: 5px solid rgba(255, 255, 255, 0.2);
        border-right: 5px solid rgba(255, 255, 255, 0.2);
        border-bottom: 5px solid rgba(255, 255, 255, 0.2);
        border-left: 5px solid #ffffff;
        -webkit-transform: translateZ(0);
        -ms-transform: translateZ(0);
        transform: translateZ(0);
        -webkit-animation: loading 1.1s infinite linear;
        animation: loading 1.1s infinite linear;
      }

      @-webkit-keyframes loading {
        0% {
          -webkit-transform: rotate(0deg);
          transform: rotate(0deg);
        }
        100% {
          -webkit-transform: rotate(360deg);
          transform: rotate(360deg);
        }
      }

      @keyframes loading {
        0% {
          -webkit-transform: rotate(0deg);
          transform: rotate(0deg);
        }
        100% {
          -webkit-transform: rotate(360deg);
          transform: rotate(360deg);
        }
      }
    `);
  });

  const userLang = location.pathname.split('/')[1];
  const langStringsList = {
    en: {
      Dl: 'Download without installing',
      unableDl: 'Unable to download the script'
    },
    ru: {
      Dl: 'Скачать не устанавливая',
      unableDl: 'Не удалось скачать скрипт'
    }
  };
  const langStrings = langStringsList[userLang] || langStringsList.en;

  const b = document.createElement('button'); // downloadBtn
  const bIcon = document.createElement('div');
  const bParent = document.body.querySelector('div#install-area');
  const bNeighbour = document.body.querySelector('a.install-help-link');
  const installBtn = document.body.querySelector('a.install-link');

  b.title = langStrings.Dl;
  b.className = 'tm-dsb-downloadBtn';
  bIcon.className = 'tm-dsb-downloadBtn__icon tm-dsb-downloadBtn__icon--download';
  bParent.insertBefore(b, bNeighbour);
  b.appendChild(bIcon);

  let fetchingDelay = false;

  b.addEventListener('click', () => {
    setTimeout(() => {
      if (b === document.activeElement) document.activeElement.blur();
    }, 750);

    if (fetchingDelay) return;
    fetchingDelay = true;
    bIcon.className = 'tm-dsb-downloadBtn__icon tm-dsb-downloadBtn__icon--loading';

    fetch(installBtn.href)
      .then(res => res.blob())
      .then(blob => {
        const url = window.URL.createObjectURL(blob);
        const a = document.createElement('a');

        a.href = url;
        a.download = `${installBtn.dataset.scriptName}.user.js`;
        document.body.appendChild(a); // needed due to firefox bug
        a.click();
        a.remove();

        setTimeout(closeFetchUX, 300);
        window.URL.revokeObjectURL(url);
      })
      .catch(e => {
        setTimeout(closeFetchUX, 300);
        alert(`${langStrings.unableDl}: \n${e}`);
     });
  });


  // utils -------------------------------------------------------------

  function closeFetchUX() {
    fetchingDelay = false;
    bIcon.className = 'tm-dsb-downloadBtn__icon tm-dsb-downloadBtn__icon--download';
  }

  function addCSS(cssCode) {
    const styleEl = document.createElement("style");
    styleEl.type = "text/css";

    if (styleEl.styleSheet) {
      styleEl.styleSheet.cssText = cssCode;
    } else {
      styleEl.appendChild(document.createTextNode(cssCode));
    }

    document.getElementsByTagName("head")[0].appendChild(styleEl);

    return styleEl;
  }

  // --------------------------------------------------------------------

})();