crx DL link

by noromanba 2018-12-07 [2018/12/07 09:22:19]
(Forked from chrome web store crx download link by taizooo)

prompt download-link of Chrome Extension aka crx on Chrome Web Store

@@ -10,41 +10,31 @@
 // https://stackoverflow.com/questions/7184793/how-to-download-a-crx-file-from-the-chrome-web-store-for-a-given-id
 // http://0-9.tumblr.com/post/52782603407/chrome-extension-development-casual
 
+// dev-doc c.f.
+// https://gist.github.com/noromanba/5776183
 (() => {
   'use strict';
 
-  // http://let.hatelabo.jp/noromanba/let/hLHVzOTQjfYH
-  // https://gist.github.com/noromanba/d730ccf3ae5e6916cd60
-  // https://gist.github.com/noromanba/3705f2e9ebb8538328b2f3f9a6f1a9b3
-  const canonical = () => {
-    const url = (document.head.querySelector([
-      'meta[property="og:url"][content]'
-    ]) || {}).content ||
-      (document.head.querySelector([
-         'link[rel="canonical"][href]'
-      ]) || {}).href ||
-      location.href;
-
-    // https://developer.mozilla.org/en-US/docs/Web/API/URL
-    // https://developer.mozilla.org/en-US/docs/Web/API/URL.URL
-    return new URL(url);
-  };
-
-  // dev-doc c.f.
-  // https://gist.github.com/noromanba/5776183
-
-  // url syntax of Extension page;
+  // url syntax of Extension Page;
   // https://chrome.google.com/webstore/detail/[<EXTENSION_NAME>]/<EXTENSION_ID>[/]
-  const id = canonical().pathname.split('/').filter(s => !!s).pop();
-  const link = [
-    // You can use http, but final url redirect to https
-    'https://clients2.google.com/service/update2/crx?response=redirect&x=id%3D',
-    id,
-    '%26uc',
-    // 32 or higher e.g. 33, 64
-    '&prodversion=32'
-    // OBSOLETE "&prod=chrome"
-  ].join('');
+  const extid = location.pathname.split('/').filter(s => !!s).pop();
+
+  // You can use http, but final url redirect to https
+  // OBSOLETE prod=chrome
+  const link = new URL('https://clients2.google.com/service/update2/crx');
+  // URLSearchParams c.f.
+  // https://developer.mozilla.org/en-US/docs/Web/API/URLSearchParams
+  //*/
+  link.searchParams.set('response', 'redirect');
+  link.searchParams.set('x', 'id=' + extid + '&uc');
+  // perhaps Chrome/mium ver: 32 or higher e.g. 33, 64, 99
+  link.searchParams.set('prodversion', '32');
+  /*/
+  // .append for old browsers
+  link.searchParams.append('response', 'redirect');
+  link.searchParams.append('x', 'id=' + extid + '&uc');
+  link.searchParams.append('prodversion', '32');
+  //*/
 
   window.prompt('.crx raw link', link);
 })();

• /*
   * @title crx DL link
   * @description prompt download-link of Chrome Extension aka crx on Chrome Web Store
   * @include https://chrome.google.com/webstore/detail/*
   * @contributor taizooo http://let.hatelabo.jp/taizooo/let/gYC-x-e5r_G0bw (Fork of)
   * @license MIT License https://opensource.org/licenses/MIT
   * @javascript_url
   */
  
  // https://stackoverflow.com/questions/7184793/how-to-download-a-crx-file-from-the-chrome-web-store-for-a-given-id
  // http://0-9.tumblr.com/post/52782603407/chrome-extension-development-casual
  
  // dev-doc c.f.
  // https://gist.github.com/noromanba/5776183
  (() => {
    'use strict';
  
    // url syntax of Extension Page;
    // https://chrome.google.com/webstore/detail/[<EXTENSION_NAME>]/<EXTENSION_ID>[/]
    const extid = location.pathname.split('/').filter(s => !!s).pop();
  
    // You can use http, but final url redirect to https
    // OBSOLETE prod=chrome
    const link = new URL('https://clients2.google.com/service/update2/crx');
    // URLSearchParams c.f.
    // https://developer.mozilla.org/en-US/docs/Web/API/URLSearchParams
    //*/
    link.searchParams.set('response', 'redirect');
    link.searchParams.set('x', 'id=' + extid + '&uc');
    // perhaps Chrome/mium ver: 32 or higher e.g. 33, 64, 99
    link.searchParams.set('prodversion', '32');
    /*/
    // .append for old browsers
    link.searchParams.append('response', 'redirect');
    link.searchParams.append('x', 'id=' + extid + '&uc');
    link.searchParams.append('prodversion', '32');
    //*/
  
    window.prompt('.crx raw link', link);
  })();
  
  

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