DuckDuckGo to Google shortcut (and viceversa)

Search the same in Google with a shortcut and viceversa. Also in Youtube and Google Images

คุณจะต้องติดตั้งส่วนขยาย เช่น Tampermonkey, Greasemonkey หรือ Violentmonkey เพื่อติดตั้งสคริปต์นี้

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

คุณจะต้องติดตั้งส่วนขยาย เช่น Tampermonkey หรือ Violentmonkey เพื่อติดตั้งสคริปต์นี้

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        DuckDuckGo to Google shortcut (and viceversa)
// @namespace   duckduckgo
// @version     1.1.1
// @description Search the same in Google with a shortcut and viceversa. Also in Youtube and Google Images
// @description Ctrl + Alt + G = Search the same terms in Google or DuckDuckGo
// @description Ctrl + Alt + I = Search in Google Images
// @description Ctrl + Alt + Y = Search in Youtube
// @include     https://duckduckgo.com/*
// @include     https://*.google.com*
// @include     /^https?://www\.youtube\.com/results\?search_query=*
// @include     https://www.google.tld/*

// @grant       none
// ==/UserScript==



(function() {
    document.addEventListener('keydown', function(e) {
        if (!e.shiftKey && e.ctrlKey && e.altKey && !e.metaKey) {
            switch(e.keyCode){
                case 71: //U
                    SearchTheSame();
                    break;
                case 73: //I
                    SearchTheSameInGoogleImages();
                    break;
                case 89: //Y
                    SearchTheSameInYouTube();
                    break;
                default:
                    break;
            }

        }
    },false);
    
    function SearchTheSame(){        
        var params = getJsonFromUrl(document.URL);
		var query = "";
		var currentHost = window.location.host;
		if(currentHost.indexOf('youtube')!==-1)
		   query = params.search_query;
		else
			query = params.q;
        if (query.length > 0){
            if(currentHost.indexOf('google')!==-1){
                //Search the same in duckduckgo
                newUrl = 'https://duckduckgo.com/?kp=-1&k1=-1&kao=-1&kak=-1&atb=v50-4&t=hf&ia=web&q=' + query;
            }
            else
                newUrl = 'https://encrypted.google.com/search?q=' + query;
            window.location = newUrl;
        }
    }
    
    
    function SearchTheSameInGoogleImages(){
        params = getJsonFromUrl(document.URL);
        if (params.q.length > 0){
            googleUrl = 'https://encrypted.google.com/search?safe=off&tbm=isch&q=' + params.q;
            window.location = googleUrl;
        }
    }

    function SearchTheSameInYouTube(){
        params = getJsonFromUrl(document.URL);
        if (params.q.length > 0){
            youtubeUrl = 'https://www.youtube.com/results?search_query=' + params.q;
            window.location = youtubeUrl;
        }
    }    
    
    
    //Thanks to:
    //http://stackoverflow.com/a/8486188/298641
    function getJsonFromUrl(hashBased) {
      var query;
      if(hashBased) {
        var pos = location.href.indexOf("?");
        if(pos==-1) return [];
        query = location.href.substr(pos+1);
      } else {
        query = location.search.substr(1);
      }
      var result = {};
      query.split("&").forEach(function(part) {
        if(!part) return;
        part = part.split("+").join(" "); // replace every + with space, regexp-free version
        var eq = part.indexOf("=");
        var key = eq>-1 ? part.substr(0,eq) : part;
        var val = eq>-1 ? decodeURIComponent(part.substr(eq+1)) : "";
        var from = key.indexOf("[");
        if(from==-1) result[decodeURIComponent(key)] = val;
        else {
          var to = key.indexOf("]");
          var index = decodeURIComponent(key.substring(from+1,to));
          key = decodeURIComponent(key.substring(0,from));
          if(!result[key]) result[key] = [];
          if(!index) result[key].push(val);
          else result[key][index] = val;
        }
      });
      return result;
    }
    
    

   
    

})();