// ==UserScript==
// @name         RedFlagDeals Redirect Stripper
// @author       Dave Gallant
// @description  Strip redirect links on forums.redflagdeals.com
// @downloadURL  https://raw.githubusercontent.com/davegallant/rfd-redirect-stripper/main/script.js
// @grant        none
// @match        *://forums.redflagdeals.com/*
// @namespace    http://tampermonkey.net/
// @updateURL    https://raw.githubusercontent.com/davegallant/rfd-redirect-stripper/main/script.js
// @version      0.0.1
// ==/UserScript==

(function() {
    'use strict';

    var Links = document.querySelectorAll('a.postlink, a.autolinker_link');

    const REDIRECT_REGEX = [
  {
    "name": "Amazon",
    "pattern": "www.amazon.ca/gp/redirect.html\\?ie=UTF8&location=(?<baseUrl>.*?)(&|ref%3D|%3F)"
  },
  {
    "name": "Best Buy",
    "pattern": "bestbuyca.(.*).net(.*)\\?u=(?<baseUrl>.*)"
  },
  {
    "name": "HP",
    "pattern": "www.awin1.com(.*)&clickref=&p=(?<baseUrl>.*)&.*"
  },
  {
    "name": "Samsung",
    "pattern": "www.awin1.com(.*)?p=(?<baseUrl>.*)"
  },
  {
    "name": "redirectingat.com",
    "pattern": "go.redirectingat.com/.*url=(?<baseUrl>.*).*"
  },
  {
    "name": "homedepot",
    "pattern": "the-home-depot-ca.pxf.io(.*)?u=(?<baseUrl>.*)"
  },
  {
    "name": "redirectingat",
    "pattern": "go.redirectingat.com(.*)?url=(?<baseUrl>.*)"
  },
  {
    "name": "adidas-canada",
    "pattern": "adidas-canada.sjv.io(.*)?u=(?<baseUrl>.*)"
  },
  {
    "name": "canadiantire",
    "pattern": "imp.i([0-9]*).net(.*)?u=(?<baseUrl>.*)"
  },
  {
    "name": "underarmour",
    "pattern": "www.awin1.com(.*)?ued=(?<baseUrl>.*)"
  },
  {
    "name": "lenovo",
    "pattern": "(.*).evyy.net(.*)?u=(?<baseUrl>.*)"
  },
  {
    "name": "kqzyfj",
    "pattern": "www.kqzyfj.com(.*)?url=(?<baseUrl>.*)&sid=.*"
  },
  {
    "name": "walmart",
    "pattern": "click.linksynergy.com(.*)?murl=(?<baseUrl>.*)&u1=.*"
  },
  {
    "name": "dpbolvw.net",
    "pattern": "www.dpbolvw.net(.*)?url=(?<baseUrl>.*)"
  },
  {
    "name": "jdoqocy.com",
    "pattern": "www.jdoqocy.com(.*)?url=(?<baseUrl>.*)&sid=rfdcb"
  },
  {
    "name": "pfx.io",
    "pattern": "(.*).pxf.io(.*)?u=(?<baseUrl>.*)"
  },
  {
    "name": "avantlink.com",
    "pattern": "(.*).avantlink.com(.*)?url=(?<baseUrl>.*)"
  },
  {
    "name": "anrdoezrs.net",
    "pattern": ".*anrdoezrs\\.net.+\\?url=(?<baseUrl>.*)&sid=.*"
  },
  {
    "name": "tkqlhce.com",
    "pattern": ".*tkqlhce\\.com.+?url=(?<baseUrl>.*)&sid=.*"
  },
  {
    "name": "staples",
    "pattern": ".*staplescanada\\.4u8mqw\\.net.+\\?u=(?<baseUrl>.*)"
  }
]
;

    var StripRedirect = function(URL) {
       for (var i = 0; i < REDIRECT_REGEX.length; i++) {
         var rule = REDIRECT_REGEX[i];
         var result = new RegExp(rule.pattern).exec(URL);
         if (result) {
          var newURL = result.groups.baseUrl;
          try {
              return decodeURIComponent(newURL);
          } catch (e) {
              console.log(e);
              return URL;
          }
         }
       }
       return URL;
    };

    Links.forEach(function(Link) {
        var ReferralURL = Link.href;
        Link.href = StripRedirect(ReferralURL);
    });

})();