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Twitter media-only filter toggle.

Toggle non-media tweets on and off on the home timeline, for the power-viewer!

当前为 2024-09-04 提交的版本，查看 最新版本。

  1. // ==UserScript==
  2. // @name         Twitter media-only filter toggle.
  3. // @version      0.16
  4. // @description  Toggle non-media tweets on and off on the home timeline, for the power-viewer!
  5. // @author       Cro
  6. // @match        https://*.twitter.com/*
  7. // @match        https://*.x.com/*
  8. // @run-at       document-idle
  9. // @grant        GM_setValue
  10. // @grant        GM_getValue
  11. // @namespace https://greasyfork.org/users/10865
  12. // @icon         https://www.google.com/s2/favicons?domain=twitter.com
  13. // @license      MIT
  14. // ==/UserScript==
  15. /* jshint esversion: 6 */
  16.  
  17. (function() {
  18.     let storage_key = "cro-media-toggle";
  19.     let show_all = GM_getValue(storage_key);
  20.  
  21.     let create_ui = function(target)
  22.     {
  23.         let button = document.createElement("button");
  24.         button.innerText = show_all ? "Showing all home tweets" : "Showing only media home tweets";
  25.  
  26.         button.onclick = function(event)
  27.         {
  28.             show_all = !show_all;
  29.             GM_setValue(storage_key, show_all);
  30.             location.reload();
  31.         };
  32.  
  33.         target.prepend(button);
  34.     };
  35.  
  36.     let find_objects_at_keys = function(obj, keys)
  37.     {
  38.         let found = [];
  39.         let stack = Object.entries(obj);
  40.         while (stack.length > 0)
  41.         {
  42.             let current = stack.pop();
  43.             if (keys.includes(current[0]))
  44.             {
  45.                 found.push(current[1]);
  46.             }
  47.             if (current[1] != null && typeof(current[1]) == 'object')
  48.             {
  49.                 stack = stack.concat(Object.entries(current[1]));
  50.             }
  51.         }
  52.         return found;
  53.     };
  54.  
  55.     let has_media = function(obj)
  56.     {
  57.         if (obj.entryId.includes("tweet"))
  58.         {
  59.             return obj?.content?.itemContent?.tweet_results?.result?.legacy?.entities?.hasOwnProperty('media');
  60.         }
  61.         return true;
  62.     };
  63.  
  64.     let update_data = function(data)
  65.     {
  66.         if (show_all || location.pathname != '/home')
  67.         {
  68.             return;
  69.         }
  70.         for (let obj of find_objects_at_keys(data, ['instructions']))
  71.         {
  72.             for (let subobj of obj)
  73.             {
  74.                 if (subobj.hasOwnProperty('entries'))
  75.                 {
  76.                     subobj.entries = subobj.entries.filter(has_media);
  77.                 }
  78.             }
  79.         }
  80.     };
  81.  
  82.     let old_parse = unsafeWindow.JSON.parse;
  83.     let new_parse = function(string)
  84.     {
  85.         let data = JSON.parse(string);
  86.         try
  87.         {
  88.             if (data != null)
  89.             {
  90.                 update_data(data);
  91.             }
  92.         }
  93.         catch(error)
  94.         {
  95.             console.log(error);
  96.         }
  97.         return old_parse(JSON.stringify(data));;
  98.     };
  99.     exportFunction(new_parse, unsafeWindow.JSON, { defineAs: "parse" });
  100.  
  101.     // Wait for twitter's react crap finish loading things.
  102.     let scan_interval = setInterval(function()
  103.     {
  104.         let target = document.body.querySelector("nav[role='navigation']");
  105.         if (target)
  106.         {
  107.             clearInterval(scan_interval);
  108.             create_ui(target);
  109.         }
  110.     }, 10);
  111. })();