Gamesquad URL Converter

Automatically redirect old URLs of Gamesquad Forum to new ones, inspired by @JRV

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

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

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

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

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

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

(I already have a user script manager, let me install it!)

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.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name         Gamesquad URL Converter
// @namespace    http://tampermonkey.net/
// @version      0.1.3.2
// @license      GPLv3
// @description  Automatically redirect old URLs of Gamesquad Forum to new ones, inspired by @JRV
// @author       micalex
// @match        *://*.gamesquad.com/*
// @grant        none
// ==/UserScript==
(function() {
  const url = window.location.href;
  const regexMap = {
    google: /http:\/\/forums.gamesquad.com\/showthread.php\?([0-9]+)-/,
    archive: /http:\/\/forums.gamesquad.com\/archive\/index.php\/t-([0-9]+)/,
    gamesquad: /http:\/\/forums.gamesquad.com\/showthread.php\?t=([0-9]+)/,
    oldNewGamesquad: /http:\/\/www.gamesquad.com\/xenforo\/index.php\?[^.]+\.([0-9]+)/,
    oldPostUrl: /http:\/\/forums.gamesquad.com\/showpost.php\?p=([0-9]+)/,
    forumdisplay: /http:\/\/forums.gamesquad.com\/forumdisplay.php\?(\d+)-(.+)/,
    member: /http:\/\/forums.gamesquad.com\/member.php\?(\d+)-(.+)/
  };
  const baseNewUrlMap = {
    google: 'https://www.gamesquad.com/forums/index.php?threads/',
    archive: 'https://www.gamesquad.com/forums/index.php?threads/',
    gamesquad: 'https://www.gamesquad.com/forums/index.php?threads/',
    oldNewGamesquad: 'https://www.gamesquad.com/forums/index.php?threads/',
    oldPostUrl: 'https://www.gamesquad.com/forums/index.php?posts/',
    forumdisplay: 'https://gamesquad.com/forums/index.php?forums/',
    member: 'https://www.gamesquad.com/forums/index.php?members/'
  };

  const xhr = new XMLHttpRequest();
  xhr.open('HEAD', url, true);
  xhr.onload = function() {
    if (xhr.status === 404) {
      const match = Object.entries(regexMap).find(([key, regex]) => url.match(regex));
      if (match) {
        let newUrl = '';
        const rule = match[0];
        if (rule === 'forumdisplay') {
          const matches = url.match(regexMap.forumdisplay);
          const forumId = matches[1];
          let forumName = matches[2];
          forumName = forumName.toLowerCase().startsWith('asl-') ? forumName.slice(4).toLowerCase() : forumName.toLowerCase();
          newUrl = baseNewUrlMap.forumdisplay + forumName + '.' + forumId + '/';
        } else if (rule === 'member') {
          const matches = url.match(regexMap.member);
          const memberId = matches[1];
          const memberName = matches[2].toLowerCase();
          newUrl = baseNewUrlMap.member + memberName + '.' + memberId + '/';
        } else {
          const threadId = url.match(regexMap[rule])[1];
          const baseNewUrl = baseNewUrlMap[rule];
          newUrl = baseNewUrl + threadId;
          const query = url.indexOf('?') > -1 ? url.substring(url.indexOf('?') + 1) : '';
          const queryParts = query ? query.split('&') : [];
          const newQuery = queryParts.slice(1).join('&');
          newUrl = newUrl + (newQuery ? '&' + newQuery : '');
        }
        document.body.innerHTML = '';
        document.title = 'Detected old URL, redirecting';
        const container = document.createElement('div');
        container.className = 'container';
        document.body.appendChild(container);
        const text = document.createElement('div');
        text.className = 'text';
        text.textContent = 'Detected old URL, redirecting';
        let dots = 0;
        const interval = setInterval(() => {
          dots = (dots + 1) % 4;
          text.textContent = `Detected old URL, redirecting${'.'.repeat(dots)}`;
        }, 500);
        container.appendChild(text);
        setTimeout(() => {
          clearInterval(interval);
          window.location.href = newUrl;
        }, 2000);
      } else if (!document.title.includes('Oops!')) {
        document.body.innerHTML = '';
        document.title = 'Unable to match string as old gamesquad URL.';
        const container = document.createElement('div');
        container.className = 'container';
        document.body.appendChild(container);
        const errorMessage = document.createElement('div');
        errorMessage.className = 'text';
        errorMessage.textContent = 'Unable to match string as old gamesquad URL.';
        container.appendChild(errorMessage);
        const backButton = document.createElement('button');
        backButton.className = 'back-button';
        const action = window.history.length > 1 ? { text: 'Back', handler: () => window.history.go(-1) } : { text: 'Close', handler: () => window.close() };
        backButton.textContent = action.text;
        backButton.onclick = action.handler;
        container.appendChild(backButton);
        const style = document.createElement('style');
        style.textContent = `
          .container {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            height: 100vh;
          }
          .text {
            font-size: 24px;
            font-weight: bold;
            color: #000;
            text-align: center;
            margin-bottom: 20px;
          }
          .back-button {
            padding: 10px 20px;
            border: none;
            border-radius: 5px;
            background-color: #4CAF50;
            color: #fff;
            cursor: pointer;
            margin: 0 auto;
            display: block;
          }
        `;
        document.head.appendChild(style);
      }
    } else {
      return;
    }
  };
  xhr.send();
})();