Modify URLs in search results of search engines
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// ==UserScript==
// @name URL Modifier for Search Engines
// @namespace http://tampermonkey.net/
// @version 1.8
// @description Modify URLs in search results of search engines
// @author Domenic
// @match *://www.google.com/search?*q=*
// @match *://searx.tiekoetter.com/search*
// @match *://search.disroot.org/search*
// @match *://www.startpage.com/search*
// @match *://www.startpage.com/sp/search*
// @match *://search.brave.com/search*
// @match *://duckduckgo.com
// @match *://duckduckgo.com/?*q=*
// @grant none
// @run-at document-end
// @license GPL-2.0-only
// ==/UserScript==
(function() {
'use strict';
// Define URL modification rules with precompiled regex
const urlModificationRules = [
{
matchRegex: new RegExp(/^https?:\/\/www\.reddit\.com(.*)/),
replaceWith: 'https://old.reddit.com$1'
},
{
matchRegex: new RegExp(/^https?:\/\/twitter\.com\/([A-Za-z_][\w]+)(\/status\/(\d+))?.*/),
replaceWith: 'https://nitter.net/$1$2'
},
{
matchRegex: new RegExp(/^https?:\/\/www\.youtube\.com\/(@[\w-]+|watch\?v=[\w-]+|playlist\?list=[\w-]+)/),
replaceWith: 'https://yewtu.be/$1'
},
{
matchRegex: new RegExp(/^https?:\/\/stackoverflow\.com(\/questions\/\d+\/.*)/),
replaceWith: 'https://code.whatever.social$1'
},
{
matchRegex: new RegExp(/^https?:\/\/(?:en.?m?|simple)\.wikipedia.org\/wiki\/(?!Special:Search)(.*)/),
replaceWith: 'https://www.wikiwand.com/en/$1'
},
{
matchRegex: new RegExp(/^https?:\/\/zh\.?m?\.wikipedia\.org\/(?:zh-hans|wiki)\/(.*)/),
replaceWith: 'https://www.wikiwand.com/zh-hans/$1'
},
{
matchRegex: new RegExp(/^https?:\/\/((\w+\.)?medium\.com\/.*)/),
replaceWith: 'https://freedium.cfd/https://$1'
},
{
matchRegex: new RegExp(/^https?:\/\/imgur.com\/(a\/)?((?!gallery)\w+)/),
replaceWith: 'https://rimgo.totaldarkness.net/a/$1$2'
},
{
matchRegex: new RegExp(/^https?:\/\/(?:(?:.*)arxiv\.org\/pdf|arxiv-export-lb\.library\.cornell\.edu\/(?:pdf|abs))\/(\d{4}\.\d{4,5}(v\d)?)(?:.*)/),
replaceWith: 'https://arxiv.org/abs/$1'
},
{
matchRegex: new RegExp(/^https?:\/\/(ieeexplore\.ieee\.org\/document\/\d+)\//),
replaceWith: 'https://$1'
}
// Add more rules here as needed
];
// Define enhanced selector rules for each search engine
const selectorRules = {
'google': [
{
selector: 'div.yuRUbf div span a',
childSelector: 'div.byrV5b cite',
updateChildText: true,
useTopLevelDomain: true, // Flag for using top-level domain
containProtocol: true
}
],
'searx': [
{
selector: 'article a.url_wrapper',
childSelector: '.url_i1',
updateChildText: true,
useTopLevelDomain: true,
containProtocol: true
},
{
selector: 'h3 a'
}
],
'startpage': [
{
selector: 'a.w-gl__result-url.result-link',
updateText: true
},
{
selector: 'a.w-gl__result-title.result-link'
}
],
'brave': [
{
selector: 'a.h.svelte-1dihpoi',
childSelector: 'cite.snippet-url.svelte-1ygzem6 span.netloc.text-small-bold.svelte-1ygzem6',
updateChildText: true,
useTopLevelDomain: true,
containProtocol: false
}
],
'duckduckgo': [
{
selector: 'a.eVNpHGjtxRBq_gLOfGDr.LQNqh2U1kzYxREs65IJu'
},
{
selector: 'a.Rn_JXVtoPVAFyGkcaXyK',
childSelector: 'span',
updateChildText: true,
useTopLevelDomain: true,
containProtocol: true
}
]
// Additional search engines can be defined here...
};
// User-defined list of search engine instance URLs
const searchEngines = {
'google': {
hosts: ['www.google.com'],
// search results container
// you can ignore this parameter if you don't want to set it, just delete it
// defult value is 'body'
resultContainerSelectors: ['div.GyAeWb#rcnt']
},
'searx': {
hosts: [
'searx.tiekoetter.com',
'search.disroot.org'
],
resultContainerSelectors: [
'main#main_results'
// 'maindiv#main_results div#urls'
// 'div#sidebar div#infoboxes'
]
},
'startpage': {
hosts: ['www.startpage.com'],
resultContainerSelectors: [
'div.show-results'
// 'div.sidebar-results'
]
},
'brave': {
hosts: ['search.brave.com'],
resultContainerSelectors: [
'main.main-column'
// 'aside.sidebar'
]
},
'duckduckgo': {
hosts: ['duckduckgo.com'],
resultContainerSelectors: [
'section[data-testid="mainline"][data-area="mainline"]'
// 'section[data-testid="sidebar"][data-area="sidebar"]'
]
},
// ... more search engines
};
// Function to modify URLs and optionally text
const modifyUrls = (engine) => {
try {
const selectors = selectorRules[engine];
if (selectors) {
selectors.forEach(rule => {
const elements = document.querySelectorAll(rule.selector);
if (elements.length > 0) {
elements.forEach(element => {
urlModificationRules.forEach(urlRule => {
if (element.href && urlRule.matchRegex.test(element.href)) {
const newHref = element.href.replace(urlRule.matchRegex, urlRule.replaceWith);
element.href = newHref;
updateTextContent(element, rule, newHref);
}
});
});
}
});
}
} catch (error) {
console.error("URL Modifier Script Error: ", error);
}
};
// Function to update text content
const updateTextContent = (element, rule, newHref) => {
if (rule.updateText) {
element.textContent = getUpdatedText(newHref, rule);
}
if (rule.updateChildText && rule.childSelector) {
const childElement = element.querySelector(rule.childSelector);
if (childElement) {
childElement.textContent = getUpdatedText(newHref, rule);
}
}
};
// Function to get updated text
const getUpdatedText = (url, rule) => {
return rule.useTopLevelDomain ? extractTopLevelDomain(url, rule.containProtocol) : url;
};
// Function to extract top-level domain from a URL
const extractTopLevelDomain = (url, containProtocol) => {
const regex = containProtocol ? /^(https?:\/\/[^\/]+)/ : /^(?:https?:\/\/)?([^\/]+)/;
const matches = url.match(regex);
return matches ? matches[1] : url;
};
// Improved function to determine the search engine
const getSearchEngineInfo = () => {
try {
const host = window.location.host;
for (const engine in searchEngines) {
if (searchEngines[engine].hosts.some(instanceHost => host.includes(instanceHost))) {
const selectors = searchEngines[engine].resultContainerSelectors || ['body']; // Default to 'body' if not specified
return {
engine,
selectors: selectors
};
}
}
} catch (error) {
console.error("Error determining search engine: ", error);
}
};
const observeToExecute = (engine, selector) => {
const resultContainers = document.querySelectorAll(selector);
if (resultContainers) {
resultContainers.forEach(resultContainer => {
modifyUrls(engine.engine);
// Observe changes in each result container
const observer = new MutationObserver(() => modifyUrls(engine));
observer.observe(resultContainer, { childList: true, subtree: true });
});
}
// else {
// // Check again after a short delay if the container is not found
// setTimeout(() => setUpObserver(engine, selector), 500);
// }
};
// Run the script for the current search engine
try {
const engineInfo = getSearchEngineInfo();
if (engineInfo) {
engineInfo.selectors.forEach(containerSelector => {
observeToExecute(engineInfo.engine, containerSelector);
});
}
} catch (error) {
console.error("Error executing URL Modifier Script: ", error);
}
})();