☰

Reverse Image Search

Search largest image on the page or current image on Google, TinEye, Yandex, SauceNAO and iqdb.org

  1. // ==UserScript==
  2. // @name         Reverse Image Search
  3. // @namespace    github.com/cvzi/
  4. // @version      1.0.5
  5. // @description  Search largest image on the page or current image on Google, TinEye, Yandex, SauceNAO and iqdb.org
  6. // @author       cuzi
  7. // @copyright    2022, cuzi (https://github.com/cvzi/)
  8. // @license      GPL-3.0-or-later
  9. // @match        *://*/*
  10. // @icon         https://raw.githubusercontent.com/hfg-gmuend/openmoji/master/color/72x72/1F5BC.png
  11. // @grant        GM.openInTab
  12. // @grant        GM.registerMenuCommand
  13. // ==/UserScript==
  14.  
  15. /*
  16.     Reverse Image Search
  17.     Search largest image on the page or current image on Google, TinEye, Yandex, SauceNAO and iqdb.org
  18.     Copyright (C) 2022, cuzi (https://github.com/cvzi/)
  19.  
  20.     This program is free software: you can redistribute it and/or modify
  21.     it under the terms of the GNU General Public License as published by
  22.     the Free Software Foundation, either version 3 of the License, or
  23.     (at your option) any later version.
  24.  
  25.     This program is distributed in the hope that it will be useful,
  26.     but WITHOUT ANY WARRANTY; without even the implied warranty of
  27.     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  28.     GNU General Public License for more details.
  29.  
  30.     You should have received a copy of the GNU General Public License
  31.     along with this program.  If not, see <https://www.gnu.org/licenses/>.
  32. */
  33.  
  34. /* globals GM */
  35. /* jshint asi: true, esversion: 8 */
  36.  
  37. (function () {
  38.   'use strict'
  39.  
  40.   function onKeyDown (keyCode, cb) {
  41.     return function (ev) {
  42.       if (document.activeElement === document.body) {
  43.         if (ev.ctrlKey && ev.key === keyCode) {
  44.           ev.preventDefault()
  45.           cb(ev)
  46.         }
  47.       }
  48.     }
  49.   }
  50.  
  51.   function getUrl () {
  52.     if (document && document.body && document.body.firstChild.tagName === 'IMG') {
  53.       return document.location.href
  54.     } else {
  55.       const biggestImage = Array.from(document.querySelectorAll('img,img[srcset]')).filter(img => img.src.startsWith('http')).map(img => {
  56.         return {
  57.           img,
  58.           size: img.clientWidth + img.clientHeight + img.naturalHeight + img.naturalWidth
  59.         }
  60.       }).sort((a, b) => a.size - b.size).map(o => o.img.src).pop()
  61.       if (biggestImage) {
  62.         return biggestImage
  63.       }
  64.     }
  65.     return document.location.href
  66.   }
  67.  
  68.   function google () {
  69.     /* Google reverse image search */
  70.     GM.openInTab('https://www.google.com/imghp?sbi=1#habibi=' + encodeURIComponent(getUrl()), false)
  71.   }
  72.  
  73.   function tinEye () {
  74.     /* TinEye reverse image search */
  75.     GM.openInTab('https://tineye.com/search?url=' + encodeURIComponent(getUrl()))
  76.   }
  77.   function yandex () {
  78.     /* Yandex reverse image search */
  79.     GM.openInTab('https://yandex.com/images/search?rpt=imageview&url=' + encodeURIComponent(getUrl()))
  80.   }
  81.   function sauceNAO () {
  82.     /* SauceNAO reverse image search */
  83.     GM.openInTab('https://saucenao.com/search.php?url=' + encodeURIComponent(getUrl()))
  84.   }
  85.   function iqdb () {
  86.     /* iqdb.org reverse image search */
  87.     GM.openInTab('http://iqdb.org/?url=' + encodeURIComponent(getUrl()))
  88.   }
  89.  
  90.   GM.registerMenuCommand('Reverse Image Search - Google', google, 'g')
  91.   GM.registerMenuCommand('Reverse Image Search - TinEye', tinEye, 'q')
  92.   GM.registerMenuCommand('Reverse Image Search - Yandex', yandex, 'y')
  93.   GM.registerMenuCommand('Reverse Image Search - SauceNAO', sauceNAO, 'x')
  94.   GM.registerMenuCommand('Reverse Image Search - iqdb.org', iqdb, ',')
  95.  
  96.   if (document && document.body && document.body.firstChild.tagName === 'IMG') {
  97.     document.addEventListener('keydown', onKeyDown('g', google))
  98.     document.addEventListener('keydown', onKeyDown('q', tinEye))
  99.     document.addEventListener('keydown', onKeyDown('y', yandex))
  100.     document.addEventListener('keydown', onKeyDown('x', sauceNAO))
  101.     document.addEventListener('keydown', onKeyDown(',', iqdb))
  102.   } else if (document.location.href.startsWith('/imghp') !== -1 && document.location.hash.startsWith('#habibi=')) {
  103.     // Enter url into Google search form
  104.     window.setTimeout(() => {
  105.       const button = Array.from(document.querySelectorAll('[role="button"][jscontroller]>img[src],[role="button"][jscontroller]>svg')).pop()
  106.       if (button.click) {
  107.         button.click()
  108.       } else {
  109.         button.parentElement.click()
  110.       }
  111.       window.setTimeout(() => {
  112.         document.querySelector('input[text=text]').value = decodeURIComponent(document.location.hash.substring(8))
  113.         document.querySelector('input[text=text]').nextElementSibling.click()
  114.       }, 500)
  115.     }, 500)
  116.   }
  117. })()