BC: do free downloads

adds a link that triggers buy for $0; set format to FLAC and click download. multiple purchases get a "download all" link (wait for them to process before using). Set your email at the top of the script if you want it autofilled.

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。

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        BC: do free downloads
// @namespace   userscript1
// @match       https://*.bandcamp.com/*
// @match       https://*.bandcamp.com/*
// @match       https://bandcamp.com/download
// @grant       none
// @version     0.2.8
// @author      -
// @license     GPLv3
// @description adds a link that triggers buy for $0; set format to FLAC and click download. multiple purchases get a "download all" link (wait for them to process before using).  Set your email at the top of the script if you want it autofilled.
// ==/UserScript==

(function() {
  'use strict';
  const emailaddress = '';  // put your email here

  function $(s) {
    return document.querySelector(s);
  }

  // release page -------------------------------------
  function startFreeDownload() {
    $('button.buy-link.download-link').click();

    setTimeout(function() {
      var elm = $('#userPrice');
      elm.value='0';
      var event = new UIEvent("change", {
        "view": window,
        "bubbles": true,
        "cancelable": true
        });
      elm.dispatchEvent(event);
      }, 300);

    setTimeout(function() {
     $('.download-panel-free-download-link').click();
    }, 1000);

    setTimeout(function() {
      if ($('#downloadButtons_download').style.display != 'none') {
        console.log('email not required, clicking OK');
        $('#downloadButtons_download button.download-panel-checkout-button').click();
      } else {
        console.log('email required');
        $('#fan_email_postalcode').value = '1';
        $('#fan_email_address').focus();
        if (emailaddress) {
          $('#fan_email_address').value = emailaddress;
          $('#downloadButtons_download button.download-panel-checkout-button').click();
        }
      }
    }, 1500);
  }

  var elm = $('#trackInfoInner');
  if (elm && (elm.textContent.toLowerCase().includes('name your price') || elm.textContent.includes('Free Download') ) ) {
    $('li.buyItem.digital').insertAdjacentHTML(
      'beforeEnd',
      '<h4><a id="StartFreeDownload">Start free download &gt;&gt;</a></h4>'
     );
    $('#StartFreeDownload').addEventListener('click', startFreeDownload);

    $('#name-section .trackTitle').insertAdjacentHTML('afterBegin', '<a id="StartFreeDownload2">[DL]</a>');
    $('#StartFreeDownload2').addEventListener('click', startFreeDownload);
  }
  // end release page -------------------------------------


  // download page -------------------------------------
  const selDownload = 'a[href*="bcbits.com/download/"]';

  function downloadWhenReady() {
    var links = document.querySelectorAll(selDownload);
    if (links[0] && links[0].style.display != 'none' && links[0].textContent.includes('Download') ) {
      if (links.length == 1) {
        console.log('clicking download');
        links[0].click();
      } else {
        $('div.download-extras').insertAdjacentHTML('beforeBegin',
              `<div style="text-align: right;">
                  [<a id="DownloadThemAll">Download them all</a>]
              </div>`);
        $('#DownloadThemAll').addEventListener('click', downloadThemAll);
      }
    } else {
      console.log('waiting for download');
      setTimeout(downloadWhenReady, 1000);
    }
  }

  function downloadThemAll() {
    var links = document.querySelectorAll(selDownload);
    for (let link of links) {
      var frame = document.createElement('iframe');
      frame.src = link.href;
      document.body.appendChild(frame);
    }
  }

  elm = $('#format-type');
  if (elm && elm.value != 'flac') {
    let changeEvent = new Event('change');
    elm.value = 'flac';
    elm.dispatchEvent(changeEvent);
  }

  if (elm) {
   setTimeout(downloadWhenReady, 2000);
  }
  // end download page -------------------------------------


})();