Add quote-tweet links

Add a quote-tweet link only to full date tweets

θα χρειαστεί να εγκαταστήσετε μια επέκταση όπως το Tampermonkey, το Greasemonkey ή το Violentmonkey για να εγκαταστήσετε αυτόν τον κώδικα.

You will need to install an extension such as Tampermonkey to install this script.

θα χρειαστεί να εγκαταστήσετε μια επέκταση όπως το Tampermonkey ή το Violentmonkey για να εγκαταστήσετε αυτόν τον κώδικα.

θα χρειαστεί να εγκαταστήσετε μια επέκταση όπως το Tampermonkey ή το Userscripts για να εγκαταστήσετε αυτόν τον κώδικα.

You will need to install an extension such as Tampermonkey to install this script.

Θα χρειαστεί να εγκαταστήσετε μια επέκταση διαχείρισης κώδικα χρήστη για να εγκαταστήσετε αυτόν τον κώδικα.

(Έχω ήδη έναν διαχειριστή κώδικα χρήστη, επιτρέψτε μου να τον εγκαταστήσω!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(Έχω ήδη έναν διαχειριστή στυλ χρήστη, επιτρέψτε μου να τον εγκαταστήσω!)

// ==UserScript==
// @name         Add quote-tweet links
// @namespace    http://tampermonkey.net/
// @version      1.0
// @description  Add a quote-tweet link only to full date tweets
// @author       Noah
// @match        https://x.com/*
// @icon         https://www.google.com/s2/favicons?sz=64&domain=twitter.com
// @grant        none
// @run-at       document-idle
// @license      MIT
// ==/UserScript==

function isFullDate(datetime) {
    // Checks for a valid ISO 8601 datetime (e.g. "2025-01-18T21:39:19.000Z")
    return /^\d{4}-\d{2}-\d{2}T\d{2}:\d{2}:\d{2}\.\d{3}Z$/.test(datetime);
}

function isRelativeTime(text) {
    // If the time text is just a number followed by "h" or "m" (e.g. "12h"), consider it relative
    return /^\d+[hm]$/i.test(text.trim());
}

function addQuoteLink() {
    // Remove any /photo/<number> suffix so we work with the base tweet URL
    const baseTweetUrl = window.location.href.replace(/\/photo\/\d+$/, "");
    const tweetIdMatch = baseTweetUrl.match(/\/status\/(\d+)/);
    if (!tweetIdMatch) return;
    const tweetId = tweetIdMatch[1];

    // Look for an anchor that links to this tweet id
    let anchors = document.getElementsByTagName("a");
    for (let i = 0; i < anchors.length; i++) {
        if (anchors[i].href && anchors[i].href.includes(`/status/${tweetId}`)) {
            // Look for a <time> child element
            for (let j = 0; j < anchors[i].childNodes.length; j++) {
                const child = anchors[i].childNodes[j];
                if (child.tagName === "TIME") {
                    const datetimeAttr = child.getAttribute("datetime");
                    const timeText = child.textContent;
                    // Only proceed if the datetime attribute is valid and the text is not a relative time
                    if (datetimeAttr && isFullDate(datetimeAttr) && !isRelativeTime(timeText)) {
                        // Check for an existing (Quotes) link to avoid duplicates
                        if (anchors[i].parentElement.querySelector(".quote-link")) {
                            return;
                        }
                        let newElem = document.createElement("a");
                        newElem.textContent = " (Quotes) ";
                        newElem.href = baseTweetUrl + "/quotes";
                        newElem.className = "quote-link";
                        newElem.style.color = "rgb(231, 233, 234)";
                        newElem.style.textDecoration = "none";
                        anchors[i].parentElement.insertBefore(newElem, anchors[i].nextSibling);
                        return;
                    }
                }
            }
        }
    }
}

let previousURL = "";
setInterval(() => {
    const currentUrl = window.location.href;
    // Only re-run when the URL changes
    if (currentUrl !== previousURL) {
        previousURL = currentUrl;
        addQuoteLink();
    }
}, 100);