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.

Voor het installeren van scripts heb je een extensie nodig, zoals Tampermonkey, Greasemonkey of Violentmonkey.

Voor het installeren van scripts heb je een extensie nodig, zoals {tampermonkey_link:Tampermonkey}.

Voor het installeren van scripts heb je een extensie nodig, zoals Tampermonkey of Violentmonkey.

Voor het installeren van scripts heb je een extensie nodig, zoals Tampermonkey of Userscripts.

Voor het installeren van scripts heb je een extensie nodig, zoals {tampermonkey_link:Tampermonkey}.

Voor het installeren van scripts heb je een gebruikersscriptbeheerder nodig.

(Ik heb al een user script manager, laat me het downloaden!)

Voor het installeren van gebruikersstijlen heb je een extensie nodig, zoals {stylus_link:Stylus}.

Voor het installeren van gebruikersstijlen heb je een extensie nodig, zoals {stylus_link:Stylus}.

Voor het installeren van gebruikersstijlen heb je een extensie nodig, zoals {stylus_link:Stylus}.

Voor het installeren van gebruikersstijlen heb je een gebruikersstijlbeheerder nodig.

Voor het installeren van gebruikersstijlen heb je een gebruikersstijlbeheerder nodig.

Voor het installeren van gebruikersstijlen heb je een gebruikersstijlbeheerder nodig.

(Ik heb al een beheerder - laat me doorgaan met de installatie!)

// ==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;
			}
		}
	}
}

})();