FastNav

Quickly navigate to the next page with your keyboard. Press n to go to the next page, press p to go to the previous page.

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.

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

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

Necesitará instalar una extensión como Tampermonkey para 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)

Necesitará instalar una extensión como Stylus para instalar este estilo.

Necesitará instalar una extensión como Stylus para instalar este estilo.

Necesitará instalar una extensión como Stylus para instalar este estilo.

Necesitará instalar una extensión del gestor de estilos de usuario para instalar este estilo.

Necesitará instalar una extensión del gestor de estilos de usuario para instalar este estilo.

Necesitará instalar una extensión del gestor de estilos de usuario para instalar este estilo.

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

// ==UserScript==
// @name        FastNav
// @namespace   hugsmile.eu
// @include     *
// @icon        data:image/png;base64,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
// @description Quickly navigate to the next page with your keyboard. Press n to go to the next page, press p to go to the previous page.
// @version     0.5.0
// @grant       none
// ==/UserScript==
(function(){
var pagenum;
var typeahead_value;

window.addEventListener("keyup", function (event) {
  if (event.defaultPrevented) {
    return;
  }
  
  // check if modifier is pressed (ctrl, shift)
  // if pressed, return
  if(event.getModifierState("Shift") || event.getModifierState("Control") || event.getModifierState("Meta") || event.getModifierState("OS") || event.getModifierState("AltGraph")){
	return;
  }
  if(event.getModifierState("Alt") && (typeahead_value == false || isMediaWiki() == true )){
	return;
  }

  switch (event.keyCode) {
    case 78:
		// order is important here
		if(document.hasFocus() && document.activeElement.tagName == "BODY"){
			generic("next");
		}else{
			return;
		}
      break;
    case 66:
    case 80:
		// order is important here
		if(document.hasFocus() && document.activeElement.tagName == "BODY"){
			generic("prev");
		}else{
			return;
		}
      break;
    case 79:
      if(document.hasFocus() && document.activeElement.tagName == "BODY"){
		genericOpen();
	  }else{
		return;
	  }
	  break;
    default:
      return;
  }

  // don't allow for double actions for a single event
  event.preventDefault();
}, true);

function isMediaWiki(){
	//generator
	var counter;
	var metaTags = window.document.getElementsByTagName("meta");
	for(counter = 0; counter < metaTags.length; counter++){
		if(metaTags[counter].getAttribute("name") == "generator"){
			if(metaTags[counter].getAttribute("content").indexOf("MediaWiki") > -1){
				return true;
			}else{
				return false;
			}
		}
	}
	return false;
}

function cleanurl(url){
	return decodeURIComponent(url.replace("&amp;", "&"))
}

function replacelocation(value, website){
	//alert(value + " - " + website);
	window.location.href = value;
}

function generic(mode){
	var location= window.location.href;
	var lastIndex = location.lastIndexOf("=");
	var pageNumber = location.substring(lastIndex+1);
	var stringlength = 1;
	var i = 0;

	// phoronix.com, http://punbb.informer.com, FluxBB
	// http://www.phoronix.com/forums/forum/phoronix/latest-phoronix-articles/823939-the-best-most-efficient-graphics-cards-for-1080p-linux-gamers/page2
	var linkTags = window.document.getElementsByTagName("link");
	for(i = 0; i < linkTags.length; i++){
		if(linkTags[i].getAttribute("rel") == mode){
			replacelocation(linkTags[i].getAttribute("href"), "<link rel");
			return;
		}
	}
	
	// reddit.com, phpBB
	var atags = document.getElementsByTagName("a");
	for(i = 0; i < atags.length; i++){
		if(atags[i].hasAttribute("rel")){
    	    if(atags[i].getAttribute("rel").indexOf(mode) > -1){
				replacelocation(atags[i].href, "<a rel");
				return;
			}
	   }
	}
	
	// MyBB
	if(mode == "next"){
		var value = document.getElementsByClassName("pagination_next")[0];
		if(value != undefined){
			replacelocation(document.getElementsByClassName("pagination_next")[0], "mybb (pagination_next)");
			return;
		}
	}
	
	if(location.indexOf("techradar.com") > -1){
		if (mode == "next" && location.lastIndexOf("/") < location.length - 3){ // there is no page filled in, add it
			replacelocation(window.location.href + "/2", "techradar.com");
			return;
		}

		if(location.lastIndexOf("/") > -1 && location.lastIndexOf("/") > location.length - 3){
			// increment or decrement
			lastIndex = location.lastIndexOf("/");
			pageNumber = location.substring(lastIndex+1);
				
			if(mode == "next"){
				window.location.href = window.location.href.substring(0, lastIndex) + "/" + (parseInt(pageNumber) + 1)
			}else{
				if(parseInt(pageNumber) == 2){
					window.location.href = window.location.href.substring(0, lastIndex) // there is a page filled in, remove it
				}else{
					window.location.href = window.location.href.substring(0, lastIndex) + "/" + (parseInt(pageNumber) - 1)
				}
			}
			return;
		}
	}
	
	// webwereld.nl, computerworld.nl etc.
	var paginatorNext = window.document.getElementsByClassName("paginator-next")[0];
	var paginatorPrevious = window.document.getElementsByClassName("paginator-previous")[0];
	
	if(mode == "next"){
		if(paginatorNext != undefined){
			replacelocation(paginatorNext.href, "webwereld next");
		}
	}else{
		if(paginatorPrevious != undefined){
			replacelocation(paginatorPrevious.href, "webwereld previous");
		}
	}
	
	// jenkov.com
	var nextPageJenkovCom = window.document.getElementsByClassName("nextArticleInCategory")[0];
	if(nextPageJenkovCom != null){
		if(mode == "next"){
			replacelocation(nextPageJenkovCom.parentElement.href, "jenkov.com");
			return;
		}else{
			window.history.back();
			return;
		}
	}
	
	// waarmaarraar.nl (prev/next article)
	if(location.indexOf("waarmaarraar.nl") > -1){
		var container = document.getElementsByClassName("span7")[0];
		var ahrefs = container.getElementsByTagName("a");
		var newahrefs = [];
		
		for(counter = 0; counter < ahrefs.length; counter++){
			var hrefattribute = ahrefs[counter].getAttribute("href");
			if(hrefattribute == null){
				continue;
			}
			if(hrefattribute.indexOf("/pages/re") > -1){
				newahrefs.push(ahrefs[counter]);
			}
		}

		if(newahrefs.length == 2){
			if(mode == "next" ){
				replacelocation(newahrefs[1].getAttribute("href"), "waarmaarraar.nl next");
			}else{
				replacelocation(newahrefs[0].getAttribute("href"), "waarmaarraar.nl prev");
			}
			return;
		}
		if(newahrefs.length == 1){
			// there is no previous/next page?
			replacelocation(newahrefs[0].getAttribute("href"), "waarmaarraar.nl next/prev");
			return;
		}
	}

	// chm
	var ahrefs = window.document.getElementsByClassName("a");
	var i = 0;
	for(i = 0; i < ahrefs.length; i++){
		if(ahrefs[i].getAttribute("alt") == "Next Page" && mode == "next"){
		}
		
		if(ahrefs[i].getAttribute("alt") == "Previous Page" && mode == "prev"){
			window.location.href = ahrefs[i];
		}
		return;
	}
	
	// clixsense adgrid
	if(location.indexOf("clixsense.com/en/ClixGrid") > -1){
		// /10/7?69738**
		var lastIndexSlash = location.lastIndexOf("/");
		var lastQuestionMark = location.lastIndexOf("?");
		var indexSlash = location.indexOf("/", lastIndexSlash - 6);
		
		var column = parseInt(location.substring(indexSlash+1,lastIndexSlash));// 1-30
		var row =  parseInt(location.substring(lastIndexSlash+1, lastQuestionMark)); // 1-20
		var userid = location.substring(lastQuestionMark + 1)
		if(mode == "next"){
			if(column < 30){
				column = column + 1;
			}else{
				if(row < 20){
					row = row + 1;
				}
			}
		}else{
			if(column > 1){
				column = column - 1;
			}else{
				if(row > 1){
					row = row - 1;
				}
			}
		}
		window.location.href = "http://www.clixsense.com/en/ClixGrid/" + column + "/" + row + "?" + userid;
		return;
	}
	
	// generic
	if(lastIndex == -1){
		//page-1
		stringlength = 5
		lastIndex = location.lastIndexOf("page-");
		pageNumber = location.substring(lastIndex+stringlength);
	}
	
	if (isNaN(parseInt(pageNumber) + 1) == false){
		if(mode == "next"){
			pagenum = parseInt(pageNumber) + 1;
		}else{
			// prev
			pagenum = parseInt(pageNumber) - 1;
		}
		var addendum = location.substring(lastIndex + stringlength+1);
		if(!isNaN(addendum)){
			addendum = "";
		}
		replacelocation(location.substring(0,lastIndex + stringlength) + pagenum + addendum, "generic");
	}
}
function genericOpen(){
	var i = 0;
	var location= window.location.href;
	
	if(location.indexOf("twoo.com") > -1){
		
		var photoCover = document.getElementsByClassName("photoCover")[0];
		var linkToProfile = "https://www.twoo.com/" + photoCover.getAttribute("data-user-info");
		//window.location.href = linkToProfile;
		
		/*var photoCoverTitle = document.getElementsByClassName("photoCover__info__title")[0];
		var profileAhref = photoCoverTitle.getElementsByTagName("a");
		profileAhref.setAttribute("href", linkToProfile);*/
		window.open(linkToProfile);
		return;
	}
	
	// waarmaarraar.nl
	if(location.indexOf("waarmaarraar.nl") > -1){
		// Read more
		var nextPageWMR = window.document.getElementsByClassName("readmore")[0];
		if(nextPageWMR != null){
			var alink = nextPageWMR.getElementsByTagName("a")[0];
			if(mode == "next"){
				window.location.href = alink.href;
				return;
			}
		}
		// Bronsite
		var alinks = document.getElementsByTagName("a");
		for(i = 0; i < alinks.length; i++){
			// ©
			var onclick = "";
			try{
				onclick = alinks[i].getAttribute("onclick");
			}catch(e){
				continue;
			}
			if(onclick == null){
				continue;
			}
			
			if(onclick.indexOf("/bronsite/") > -1){
				window.location.href = alinks[i].getAttribute("href");
				return;
			}
			
		}
	}
	
	// reddit interstitial page
	var interstitial = document.getElementsByClassName("interstitial")[0];
	if(interstitial != undefined){
		var buttons = document.getElementsByTagName("button");
		for(i = 0; i < buttons.length; i++){
			if(buttons[i].getAttribute("value") == "yes"){
				buttons[i].click();
				return;
			}
		}
	}
	
	if(location.indexOf("reddit.com") > -1){
		var titles = document.getElementsByClassName("title");
		for(i = 0; i < titles.length; i++){
			if(titles[i].hasAttribute("href")){
				window.location.href = titles[i].getAttribute("href");
				return;
			}
		}
	}
}

})();