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ScienceDirect下载

避免跳转在线pdf，可直接下载ScienceDirect文献到本地

当前为 2022-10-10 提交的版本，查看 最新版本。

  1. // ==UserScript==
  2. // @name                ScienceDirect Download
  3. // @name:zh-CN          ScienceDirect下载
  4. // @namespace      tampermonkey.com
  5. // @version        2.0
  6. // @license MIT
  7. // @description         Avoid jumping to online pdf, and directly download ScienceDirect literature to local
  8. // @description:zh-CN   避免跳转在线pdf，可直接下载ScienceDirect文献到本地
  9. // @match        *://www.sciencedirect.com/*
  10. // @match        *://pdf.sciencedirectassets.com/*
  11. // @grant        none
  12. // @run-at document-start
  13. // ==/UserScript==
  14.  
  15. /**
  16.  * 获取 blob
  17.  * @param  {String} url 目标文件地址
  18.  * @return {cb} 
  19.  */
  20. function getBlob(url, cb) {
  21.     var xhr = new XMLHttpRequest();
  22.     xhr.open('GET', url, true);
  23.     xhr.responseType = 'blob';
  24.     xhr.onload = function () {
  25.         if (xhr.status === 200) {
  26.             cb(xhr.response);
  27.         }
  28.     };
  29.     xhr.send();
  30. }
  31.  
  32. /**
  33.  * 保存
  34.  * @param  {Blob} blob     
  35.  * @param  {String} filename 想要保存的文件名称
  36.  */
  37. function saveAs(blob, filename) {
  38.     if (window.navigator.msSaveOrOpenBlob) {
  39.         navigator.msSaveBlob(blob, filename);
  40.     } else {
  41.         var link = document.createElement('a');
  42.         var body = document.querySelector('body');
  43.         link.href = window.URL.createObjectURL(blob);
  44.         link.download = filename;
  45.         // fix Firefox
  46.         link.style.display = 'none';
  47.         body.appendChild(link);
  48.         link.click();
  49.         body.removeChild(link);
  50.         window.URL.revokeObjectURL(link.href);
  51.     };
  52. }
  53.  
  54. /**
  55.  * 下载
  56.  * @param  {String} url 目标文件地址
  57.  * @param  {String} filename 想要保存的文件名称
  58.  */
  59. function download(url, filename) {
  60.     getBlob(url, function (blob) {
  61.         saveAs(blob, filename);
  62.     });
  63. };
  64. (function () {
  65.     'use strict';
  66.     var domain = document.domain;
  67.     if (domain == 'pdf.sciencedirectassets.com') {
  68.         var url = document.URL + '&download=true';
  69.         console.log(url);
  70.         var title = document.URL.split("/")[5].split("-")[2];
  71.         // var html_url = "https://www.sciencedirect.com/science/article/pii/" + document.URL.split("/")[5].split("-")[2]
  72.         var ret = prompt('请输入文件名,点击确认下载', title);
  73.         if (ret !== null && ret != '') {
  74.             var filename = ret + '.pdf';
  75.             download(url, filename);
  76.         };
  77.     };
  78.     if (domain == 'www.sciencedirect.com') {
  79.         document.addEventListener("DOMContentLoaded", DOM_ContentReady);
  80.         function DOM_ContentReady() {
  81.             // get rawlink
  82.             var head = document.head;
  83.             // creat newlink
  84.             var linkid = head.getElementsByTagName('meta')[0].content;
  85.             if (linkid) {
  86.                 var new_url = "https://www.sciencedirect.com/science/article/pii/" + linkid + "/pdfft?isDTMRedir=true";
  87.                 let Container = document.createElement('div');
  88.                 Container.id = "sp-ac-container";
  89.                 Container.style.position = "fixed";
  90.                 Container.style.left = "300px";
  91.                 Container.style.top = "28px";
  92.                 Container.style['z-index'] = "999999";
  93.                 Container.innerHTML = `<button title="Tips:Copy the title of the article before downloading" class="button1" id="download" onclick="window.location.href='${new_url}'")>download</button>
  94.                 <style>
  95.                 .button1 {
  96.                 -webkit-transition-duration: 0.4s;
  97.                 transition-duration: 0.4s;
  98.                 padding: 2px 16px;
  99.                 text-align: center;
  100.                 background-color: green;
  101.                 color: white;
  102.                 border: 1px solid #4CAF50;
  103.                 border-radius:5px;
  104.                 }
  105.                 .button1:hover {
  106.                 background-color: #4CAF50;
  107.                 color: red;
  108.                 }
  109.                 </style>`;
  110.                 document.body.appendChild(Container);
  111.                 //绑定按键点击功能
  112.                 //     Container.onclick = function () {
  113.                 //         // alert("你好");
  114.                 //         downPlan(url);
  115.                 //         return;
  116.                 //     };
  117.                 //     console.log(url);
  118.             }
  119.         }
  120.     };
  121. })()