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.

您需要先安裝使用者腳本管理器擴展,如 TampermonkeyGreasemonkeyViolentmonkey 之後才能安裝該腳本。

您需要先安裝使用者腳本管理器擴充功能,如 TampermonkeyViolentmonkey 後才能安裝該腳本。

您需要先安裝使用者腳本管理器擴充功能,如 TampermonkeyViolentmonkey 後才能安裝該腳本。

您需要先安裝使用者腳本管理器擴充功能,如 TampermonkeyUserscripts 後才能安裝該腳本。

你需要先安裝一款使用者腳本管理器擴展,比如 Tampermonkey,才能安裝此腳本

您需要先安裝使用者腳本管理器擴充功能後才能安裝該腳本。

(我已經安裝了使用者腳本管理器,讓我安裝!)

你需要先安裝一款使用者樣式管理器擴展,比如 Stylus,才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展,比如 Stylus,才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展,比如 Stylus,才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展後才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展後才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展後才能安裝此樣式

(我已經安裝了使用者樣式管理器,讓我安裝!)

// ==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 -------------------------------------


})();