Navigate through websites using keyboard buttons N/B for next/previous pages.
目前為
// ==UserScript==
// @name Navigational Keyboard Shortcuts SFW
// @namespace https://github.com/kittenparry/
// @version 1.2.2
// @description Navigate through websites using keyboard buttons N/B for next/previous pages.
// @author kittenparry
// @match *://*/*
// @grant none
// @license MIT License
// ==/UserScript==
/* LIST:
* metal-tracker.com
* nexusmods.com
* nyaa.si
* rarbg.com
* reddit.com
* steamcommunity.com/workshop/
* steamgifts.com
* tumblr.com
*/
/* CHANGELOG:
* 1.2.2: +nexusmods.com | assignment is in the function
* 1.2.1: +steamcommunity.com/workshop/ | remove sfw from version naming
* 1.2.sfw: metal-tracker.com | btn case switch
* 1.1.1.sfw: prevent execution of code when not on these sites
* 1.1: +nyaa.si
* 1.0: initial
*/
check_nav_key_press = (e, prev, next, special = '') => {
var type = e.target.getAttribute('type');
var tag = e.target.tagName.toLowerCase();
if(type != 'text' && tag != 'textarea' && type != 'search'){
switch(e.keyCode){
case 66:
if(special == 'nexusmods'){
document.querySelector('li[class="prev"]').firstElementChild.click();
}else if(special == 'btn' && prev != undefined){
document.querySelector(prev).click();
}else if(special == 'url' && prev != undefined){
window.location = prev;
}else if(special == ''){
window.location = document.querySelector(prev).href;
}
break;
case 78:
if(special == 'nexusmods'){
document.querySelector('li[class="next"]').firstElementChild.click();
}else if(special == 'btn' && next != undefined){
document.querySelector(next).click();
}else if(special == 'url' && next != undefined){
window.location = next;
}else if(special == ''){
window.location = document.querySelector(next).href;
}
break;
default:
}
}
};
/* probably need a better way than simply .includes()
* pqsel: previous query selector
* nqsel: next query selector
* nav_spcl: used when url is given instead of selector
* check steamgifts example
* also these include try/catch if they don't exist yet (first/last page)
* !this section really looks ugly and repetitive
*/
var cur_loc = window.location.href;
if(cur_loc.includes('metal-tracker.com')){
var nav_spcl = 'btn';
var pqsel = 'li[class="previous"]';
var nqsel = 'li[class="next"]';
}else if (cur_loc.includes('nexusmods.com')){
var nav_spcl = 'nexusmods';
var pqsel = '';
var nqsel = '';
}else if(cur_loc.includes('nyaa.si')){
var pqsel = 'a[rel="prev"]';
var nqsel = 'a[rel="next"]';
}else if(cur_loc.includes('rarbg.to')){
var pqsel = 'a[title="previous page"]';
var nqsel = 'a[title="next page"]'
}else if(cur_loc.includes('reddit.com')){
var pqsel = 'a[rel="nofollow prev"]';
var nqsel = 'a[rel="nofollow next"]';
}else if(cur_loc.includes('steamcommunity.com/workshop/')){
var nav_spcl = 'url';
try{
var pqsel = document.querySelectorAll('.pagebtn')[0].href;
}catch(e){}
try{
var nqsel = document.querySelectorAll('.pagebtn')[1].href;
}catch(e){}
}else if(cur_loc.includes('steamgifts.com')){
var nav_spcl = 'url';
try{
var pqsel = document.querySelector('i[class="fa fa-angle-left"]').parentNode.href;
}catch(e){}
try{
var nqsel = document.querySelector('i[class="fa fa-angle-right"]').parentNode.href;
}catch(e){}
}else if(cur_loc.includes('tumblr.com')){
var pqsel = 'a[id="previous_page_link"]';
var nqsel = 'a[id="next_page_link"]';
}
if(pqsel != undefined || nqsel != undefined){
try{
if(nav_spcl){
window.addEventListener('keydown', (e) => check_nav_key_press(e, pqsel, nqsel, nav_spcl), false);
}else{
window.addEventListener('keydown', (e) => check_nav_key_press(e, pqsel, nqsel), false);
}
}catch(e){}
}