PistonHeads - Block users.

Hide posts + quotes from annoying users. Right-click the username on a post to block/unblock.

Tendrás que instalar una extensión para tu navegador como Tampermonkey, Greasemonkey o Violentmonkey si quieres utilizar este script.

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

Tendrás que instalar una extensión como Tampermonkey o Violentmonkey para instalar este script.

Necesitarás instalar una extensión como Tampermonkey o Userscripts para instalar este script.

Tendrás que instalar una extensión como Tampermonkey antes de poder instalar este script.

Necesitarás instalar una extensión para administrar scripts de usuario si quieres instalar este script.

(Ya tengo un administrador de scripts de usuario, déjame instalarlo)

Tendrás que instalar una extensión como Stylus antes de poder instalar este script.

Tendrás que instalar una extensión como Stylus antes de poder instalar este script.

Tendrás que instalar una extensión como Stylus antes de poder instalar este script.

Para poder instalar esto tendrás que instalar primero una extensión de estilos de usuario.

Para poder instalar esto tendrás que instalar primero una extensión de estilos de usuario.

Para poder instalar esto tendrás que instalar primero una extensión de estilos de usuario.

(Ya tengo un administrador de estilos de usuario, déjame instalarlo)

// ==UserScript==
// @name         PistonHeads - Block users.
// @namespace    BS_PH
// @version      1.71
// @description  Hide posts + quotes from annoying users. Right-click the username on a post to block/unblock.
// @author       Budgie Smuggler
// @match        https://www.pistonheads.com/gassing/topic.asp*
// @grant        GM_getValue
// @grant        GM_setValue
// ==/UserScript==

(function () {
	"use strict";

	// storage for our blocked users
	let blockedUsers = GM_getValue("ph_blocked_users", []);

	function normalize(name) {
		return (name || "").trim().toLowerCase();
	}

	function isBlocked(name) {
		return blockedUsers.some((u) => normalize(u) === normalize(name));
	}

	function toggleBlock(username) {
		const norm = normalize(username);
		if (isBlocked(username)) {
            // already blocked, remove them from the block list
			blockedUsers = blockedUsers.filter((u) => normalize(u) !== norm);
		} else {
            // not blocked yet, add them to the naughty list
			blockedUsers.push(username);
		}
		GM_setValue("ph_blocked_users", blockedUsers);
		updateVisibility();
	}

	function createPlaceholder(username, isQuote, originalContent, container) {
		const placeholder = document.createElement("div");
		const styles = isQuote
			? "padding:8px; color:#999; font-style:italic; background:#f5f5f5; border-left:3px solid #ddd; cursor:pointer;"
			: "padding:12px; color:#777; font-style:italic; background:#f9f9f9; border:1px solid #eee; cursor:pointer;";

		placeholder.style.cssText = styles;
		placeholder.innerHTML = `[Hidden ${isQuote ? "quote from" : "- user"} <strong>${username}</strong> ${isQuote ? "" : "blocked"}] <span style="color:#${isQuote ? "bbb" : "999"}; font-size:0.9em;">(click to show)</span>`;

		placeholder.addEventListener("click", function (e) {
			e.stopPropagation();
			container.innerHTML = originalContent;
			delete container.dataset.phHidden;
			if (isQuote) hideBlockedQuotes(container);
		});

		return placeholder;
	}

	function hideBlockedQuotes(container) {
		container.querySelectorAll(".forumQuote").forEach((quote) => {
			const quoter = quote.previousElementSibling;
			if (!quoter?.classList.contains("forumQuoter")) return;

			const match = quoter.textContent.trim().match(/^(.+?)\s+said:$/i);
			if (!match) return;

			const username = match[1].trim();
			const shouldHide = isBlocked(username);
			const isHidden = quote.dataset.phHidden === "true";

			if (shouldHide && !isHidden) {
				const originalContent = quote.innerHTML;
				quote.dataset.phOriginal = originalContent; // Store original
				quote.innerHTML = "";
				quote.appendChild(
					createPlaceholder(username, true, originalContent, quote),
				);
				quote.dataset.phHidden = "true";
			} else if (!shouldHide && isHidden) {
				// User was unblocked - restore content
				quote.innerHTML = quote.dataset.phOriginal || quote.innerHTML; // Restore
				delete quote.dataset.phHidden;
				delete quote.dataset.phOriginal;
				hideBlockedQuotes(quote); // Re-check nested quotes
			} else if (!shouldHide) {
				// Check nested quotes in visible quotes
				hideBlockedQuotes(quote);
			}
		});
	}

	function updateVisibility() {
		document.querySelectorAll(".topic-reply").forEach((post) => {
			const authorLink = post.querySelector(".js-author a");
			const body = post.querySelector(".phml.msg-body");
			if (!authorLink || !body) return;

			const username = authorLink.textContent.trim();
			const shouldHide = isBlocked(username);
			const isHidden = body.dataset.phHidden === "true";

			if (shouldHide && !isHidden) {
				const originalContent = body.innerHTML;
				body.dataset.phOriginal = originalContent; // Store original
				body.innerHTML = "";
				body.appendChild(
					createPlaceholder(username, false, originalContent, body),
				);
				body.dataset.phHidden = "true";
			} else if (!shouldHide && isHidden) {
				// user was unblocked - restore content
				body.innerHTML = body.dataset.phOriginal || body.innerHTML; // Restore
				delete body.dataset.phHidden;
				delete body.dataset.phOriginal;
				hideBlockedQuotes(body); // Re-check for blocked quotes
			} else if (!shouldHide) {
				// attempt to hide quotes in visible posts
				hideBlockedQuotes(body);
			}
		});
	}

	// right click menu...
	let currentMenu = null;

	function removeMenu() {
		if (currentMenu) {
			currentMenu.remove();
			currentMenu = null;
		}
	}

	function createMenu(username, x, y) {
		removeMenu();

		currentMenu = document.createElement("div");
		currentMenu.style.cssText = `
            position: fixed; z-index: 999999;
            left: ${x}px; top: ${y}px;
            background: white; border: 1px solid #ccc;
            box-shadow: 2px 2px 10px rgba(0,0,0,0.4);
            min-width: 180px; padding: 4px 0;
            font-family: Arial, Helvetica, sans-serif; font-size: 13px;
            user-select: none; border-radius: 4px;
        `;

		const action = isBlocked(username) ? "Unblock" : "Block";
		const item = document.createElement("div");
		item.textContent = `${action} ${username}`;
		item.style.cssText =
			"padding: 8px 16px; cursor: pointer; white-space: nowrap;";
		item.addEventListener(
			"mouseover",
			() => (item.style.background = "#e6f0ff"),
		);
		item.addEventListener(
			"mouseout",
			() => (item.style.background = "white"),
		);
		item.addEventListener("click", (e) => {
			e.stopPropagation();
			toggleBlock(username);
			removeMenu();
		});

		currentMenu.appendChild(item);
		document.body.appendChild(currentMenu);
	}

	function outsideClickHandler(e) {
		if (currentMenu && !currentMenu.contains(e.target)) {
			removeMenu();
		}
	}

	// init the page with the users hidden
	updateVisibility();

	if (!window.phMenuCloseListenersAdded) {
		document.addEventListener("click", outsideClickHandler, true);
		document.addEventListener("contextmenu", outsideClickHandler, true);
		window.phMenuCloseListenersAdded = true;
	}

	document.addEventListener(
		"contextmenu",
		function (e) {
			const link = e.target.closest(".js-author a");
			if (link) {
				e.preventDefault();
				const username = link.textContent.trim();
				createMenu(username, e.clientX + 5, e.clientY + 5);
			}
		},
		false,
	);
})();