Tracks clicked/visited links. Copies unvisited links from page and also Filters user-pasted URLs against history.
// ==UserScript==
// @name Copy Unvisited Links (Custom History v1.9 - Filter Pasted URLs)
// @namespace http://tampermonkey.net/
// @version 1.9
// @description Tracks clicked/visited links. Copies unvisited links from page and also Filters user-pasted URLs against history.
// @author Greg Cromwell / Gemini AI
// @license MIT
// @match *://*/*
// @grant GM_setValue
// @grant GM_getValue
// @grant GM_setClipboard
// @run-at document-idle
// ==/UserScript==
(function() {
'use strict';
// --- Configuration ---
const SCRIPT_VERSION = "1.9";
const CONSOLE_PREFIX = `[Custom History v${SCRIPT_VERSION}]`;
const CUSTOM_HISTORY_KEY = `customUserVisitedLinks_v${SCRIPT_VERSION}`;
const MAX_CUSTOM_HISTORY_SIZE = 10000;
const COPY_BUTTON_ID = `copyCustomUnvisitedBtn_v${SCRIPT_VERSION}`;
const PASTE_FILTER_BUTTON_ID = `pasteFilterBtn_v${SCRIPT_VERSION}`;
const MODAL_ID = `pasteFilterModal_v${SCRIPT_VERSION}`;
const TEXTAREA_ID = `pasteFilterTextarea_v${SCRIPT_VERSION}`;
console.log(`${CONSOLE_PREFIX} Script loading.`);
// --- 1. URL Normalization ---
function normalizeUrl(url) {
try {
const urlObj = new URL(url, document.baseURI);
let normalized = `${urlObj.protocol}//${urlObj.hostname}${urlObj.port ? ':' + urlObj.port : ''}${urlObj.pathname}`;
if (normalized.length > 1 && normalized.endsWith('/')) {
normalized = normalized.slice(0, -1);
}
return normalized.toLowerCase();
} catch (e) {
console.warn(`${CONSOLE_PREFIX} Could not normalize URL: "${url}"`, e.message);
return null;
}
}
// --- 2. Custom History Management ---
async function getCustomHistorySet() {
const historyArray = await GM_getValue(CUSTOM_HISTORY_KEY, []);
return new Set(Array.isArray(historyArray) ? historyArray : []);
}
async function addUrlToCustomHistory(url) {
const normalizedUrl = normalizeUrl(url);
if (!normalizedUrl) return;
let historyArray = await GM_getValue(CUSTOM_HISTORY_KEY, []);
if (!Array.isArray(historyArray)) {
historyArray = [];
}
const tempHistorySet = new Set(historyArray);
if (!tempHistorySet.has(normalizedUrl)) {
historyArray.push(normalizedUrl);
if (historyArray.length > MAX_CUSTOM_HISTORY_SIZE) {
historyArray = historyArray.slice(historyArray.length - MAX_CUSTOM_HISTORY_SIZE);
}
await GM_setValue(CUSTOM_HISTORY_KEY, historyArray);
}
}
// --- 3. Link Processing: Attach Click Listeners ---
async function processLinksOnPageForHistory() {
const links = document.querySelectorAll('a[href]');
links.forEach(link => {
const linkHref = link.href;
link.addEventListener('click', function handleLinkClick() {
addUrlToCustomHistory(linkHref);
});
});
}
// --- 4. Button Functionality ---
// Function for the first button: Copy "New" Links from page
async function handleCopyUnvisitedClick() {
console.log(`${CONSOLE_PREFIX} handleCopyUnvisitedClick called.`);
alert("Processing page links... Check console (F12) for progress.");
const visitedSet = await getCustomHistorySet();
const unvisitedLinksToCopy = [];
let pageLinkCount = 0;
const allPageLinks = document.querySelectorAll('a[href]');
pageLinkCount = allPageLinks.length;
allPageLinks.forEach(link => {
const originalHref = link.href;
const normalizedHref = normalizeUrl(originalHref);
if (normalizedHref && !normalizedHref.startsWith('javascript:') && !normalizedHref.startsWith('mailto:')) {
if (!visitedSet.has(normalizedHref)) {
unvisitedLinksToCopy.push(originalHref);
}
}
});
const uniqueUnvisitedLinks = [...new Set(unvisitedLinksToCopy)];
if (uniqueUnvisitedLinks.length > 0) {
GM_setClipboard(uniqueUnvisitedLinks.join('\n'), 'text');
alert(`Copied ${uniqueUnvisitedLinks.length} unique "new" link(s) (not in custom history) out of ${pageLinkCount} links to clipboard.`);
} else {
alert(`No "new" links found on this page (out of ${pageLinkCount} links) based on your custom history.`);
}
console.log(`${CONSOLE_PREFIX} handleCopyUnvisitedClick finished.`);
}
// --- Modal for Pasting Links ---
function showPasteModal(callback) {
if (document.getElementById(MODAL_ID)) {
document.getElementById(MODAL_ID).style.display = 'flex';
document.getElementById(TEXTAREA_ID).value = ''; // Clear previous content
document.getElementById(TEXTAREA_ID).focus();
return;
}
const modalOverlay = document.createElement('div');
modalOverlay.id = MODAL_ID;
Object.assign(modalOverlay.style, {
position: 'fixed', top: '0', left: '0', width: '100%', height: '100%',
backgroundColor: 'rgba(0,0,0,0.6)', display: 'flex',
justifyContent: 'center', alignItems: 'center', zIndex: '10001'
});
const modalContent = document.createElement('div');
Object.assign(modalContent.style, {
background: 'white', padding: '25px', borderRadius: '8px',
boxShadow: '0 4px 15px rgba(0,0,0,0.2)', minWidth: '350px', maxWidth: '90%',
display: 'flex', flexDirection: 'column', gap: '15px'
});
const title = document.createElement('h3');
title.textContent = 'Filter Pasted Links';
Object.assign(title.style, { margin: '0 0 10px 0', textAlign: 'center' });
const instruction = document.createElement('p');
instruction.textContent = 'Paste your list of URLs below (one URL per line):';
Object.assign(instruction.style, { margin: '0 0 5px 0', fontSize: '14px' });
const textarea = document.createElement('textarea');
textarea.id = TEXTAREA_ID;
Object.assign(textarea.style, {
width: 'calc(100% - 20px)', minHeight: '150px', border: '1px solid #ccc',
borderRadius: '4px', padding: '10px', fontSize: '13px', resize: 'vertical'
});
const buttonContainer = document.createElement('div');
Object.assign(buttonContainer.style, { display: 'flex', justifyContent: 'flex-end', gap: '10px', marginTop: '10px' });
const processButton = document.createElement('button');
processButton.textContent = 'Filter & Copy';
Object.assign(processButton.style, {
padding: '8px 15px', background: '#4CAF50', color: 'white',
border: 'none', borderRadius: '4px', cursor: 'pointer'
});
const cancelButton = document.createElement('button');
cancelButton.textContent = 'Cancel';
Object.assign(cancelButton.style, {
padding: '8px 15px', background: '#f44336', color: 'white',
border: 'none', borderRadius: '4px', cursor: 'pointer'
});
processButton.onclick = () => {
const text = textarea.value;
modalOverlay.style.display = 'none';
callback(text);
};
cancelButton.onclick = () => {
modalOverlay.style.display = 'none';
};
modalOverlay.onclick = (event) => { // Close if backdrop is clicked
if (event.target === modalOverlay) {
modalOverlay.style.display = 'none';
}
};
buttonContainer.append(cancelButton, processButton);
modalContent.append(title, instruction, textarea, buttonContainer);
modalOverlay.appendChild(modalContent);
document.body.appendChild(modalOverlay);
textarea.focus();
}
// Function for the second button: Process Pasted Text
async function handleFilterPastedContentClick() {
console.log(`${CONSOLE_PREFIX} handleFilterPastedContentClick called.`);
showPasteModal(async (pastedText) => {
if (!pastedText || pastedText.trim() === "") {
alert("No text was pasted or processed.");
console.log(`${CONSOLE_PREFIX} No text provided in modal.`);
return;
}
const urlsFromPastedText = pastedText.split('\n').map(line => line.trim()).filter(line => line.length > 0);
if (urlsFromPastedText.length === 0) {
alert("No valid URLs found in the pasted text after parsing.");
console.log(`${CONSOLE_PREFIX} No URLs found in pasted content.`);
return;
}
console.log(`${CONSOLE_PREFIX} Found ${urlsFromPastedText.length} lines/URLs in pasted text.`);
const visitedSet = await getCustomHistorySet();
const unvisitedFromPasted = [];
urlsFromPastedText.forEach(url => {
const normalizedUrl = normalizeUrl(url);
if (normalizedUrl && !normalizedUrl.startsWith('javascript:') && !normalizedUrl.startsWith('mailto:')) {
if (!visitedSet.has(normalizedUrl)) {
unvisitedFromPasted.push(url); // Store original URL
}
}
});
const uniqueUnvisitedFromPasted = [...new Set(unvisitedFromPasted)];
console.log(`${CONSOLE_PREFIX} Found ${uniqueUnvisitedFromPasted.length} unique unvisited links from pasted text.`);
if (uniqueUnvisitedFromPasted.length > 0) {
GM_setClipboard(uniqueUnvisitedFromPasted.join('\n'), 'text');
alert(`Filtered Pasted Text: ${uniqueUnvisitedFromPasted.length} unique "new" link(s) (not in your custom history) out of ${urlsFromPastedText.length} pasted links are now on your clipboard.`);
} else {
alert(`No "new" links found in your pasted text (out of ${urlsFromPastedText.length} lines) based on your custom history. Clipboard not changed.`);
}
console.log(`${CONSOLE_PREFIX} handleFilterPastedContentClick processing finished.`);
});
}
// --- UI Element Creation ---
function createAndAddButtons() {
// Button 1: Copy "New" Links from Page
if (!document.getElementById(COPY_BUTTON_ID)) {
const button1 = document.createElement('button');
button1.id = COPY_BUTTON_ID;
button1.textContent = `CpNew v${SCRIPT_VERSION.substring(0,3)}`; // Shorter text
button1.title = `Copy "New" Links from Page (v${SCRIPT_VERSION})`;
Object.assign(button1.style, {
position: 'fixed', top: '75px', right: '1px', zIndex: '3001',
fontSize: '10px', padding: '1px 2px', margin: '0', lineHeight: '1',
minWidth: '30px', backgroundColor: 'lightblue', border: '1px solid gray',
borderRadius: '2px', cursor: 'pointer', boxShadow: '1px 1px 1px rgba(0,0,0,0.1)'
});
button1.addEventListener('click', handleCopyUnvisitedClick);
appendElementToBody(button1, "Copy New Links button");
}
// Button 2: Paste & Filter
if (!document.getElementById(PASTE_FILTER_BUTTON_ID)) {
const button2 = document.createElement('button');
button2.id = PASTE_FILTER_BUTTON_ID;
button2.textContent = `Paste&Filt`; // Shorter text
button2.title = `Paste and Filter URLs against Custom History (v${SCRIPT_VERSION})`;
Object.assign(button2.style, {
position: 'fixed', top: '95px', right: '1px', zIndex: '3000',
fontSize: '10px', padding: '1px 2px', margin: '0', lineHeight: '1',
minWidth: '30px', backgroundColor: 'lightgreen', border: '1px solid gray',
borderRadius: '2px', cursor: 'pointer', boxShadow: '1px 1px 1px rgba(0,0,0,0.1)'
});
button2.addEventListener('click', handleFilterPastedContentClick);
appendElementToBody(button2, "Paste & Filter button");
}
}
function appendElementToBody(element, elementName) {
if (document.body) {
document.body.appendChild(element);
} else {
window.addEventListener('DOMContentLoaded', () => {
if (document.body) document.body.appendChild(element);
else console.error(`${CONSOLE_PREFIX} ${elementName}: document.body still not found.`);
}, { once: true });
}
}
// --- 5. Initialization and Dynamic Content Handling ---
function initializeScript() {
addUrlToCustomHistory(window.location.href);
processLinksOnPageForHistory();
createAndAddButtons();
}
try {
initializeScript();
} catch(e) {
console.error(`${CONSOLE_PREFIX} CRITICAL ERROR during script initialization:`, e);
alert(`[Custom History v${SCRIPT_VERSION}] CRITICAL ERROR: ${e.message}. Check console.`);
}
const observer = new MutationObserver((mutationsList) => {
if (!document.getElementById(COPY_BUTTON_ID) || !document.getElementById(PASTE_FILTER_BUTTON_ID)) {
createAndAddButtons();
}
for (const mutation of mutationsList) {
if (mutation.type === 'childList' && mutation.addedNodes.length > 0) {
let hasNewLinks = false;
mutation.addedNodes.forEach(node => {
if (node.nodeType === Node.ELEMENT_NODE && (node.matches('a[href]') || node.querySelector('a[href]'))) {
hasNewLinks = true;
}
});
if (hasNewLinks) {
processLinksOnPageForHistory();
break;
}
}
}
});
if (document.body) {
observer.observe(document.body, { childList: true, subtree: true });
} else {
window.addEventListener('DOMContentLoaded', () => {
if (document.body) observer.observe(document.body, { childList: true, subtree: true });
else console.error(`${CONSOLE_PREFIX} MutationObserver: document.body not found.`);
}, { once: true });
}
window[`clearUserLinkHistory_v${SCRIPT_VERSION.replace(/\./g, '_')}`] = async () => {
console.log(`${CONSOLE_PREFIX} clearUserLinkHistory called by user.`);
if (confirm(`Are you sure you want to clear all custom link history for script version ${SCRIPT_VERSION}?`)) {
await GM_setValue(CUSTOM_HISTORY_KEY, []);
alert(`Custom link history (v${SCRIPT_VERSION}) cleared. Reload page for full effect.`);
} else {
alert(`Custom link history (v${SCRIPT_VERSION}) clearing cancelled.`);
}
};
console.log(`${CONSOLE_PREFIX} Script loaded. Type 'clearUserLinkHistory_v${SCRIPT_VERSION.replace(/\./g, '_')}()' in console to clear history.`);
})();