Arrow Key Keyboard shortcuts for Multiple Sites (next/prev chapter)
// ==UserScript==
// @name Arrow Keys: Next/Prev Chapter
// @namespace https://greasyfork.org/users/45933
// @version 0.1.13
// @author Fizzfaldt
// @license MIT
// @description Arrow Key Keyboard shortcuts for Multiple Sites (next/prev chapter)
// @run-at document-end
// @grant none
// @noframes
// @nocompat Chrome
// @match *://*.archiveofourown.org/*/chapters/*
// @match *://*.asuratoon.com/*
// @match *://*.asuracomic.net/*
// @match *://*.fanfiction.net/*
// @match *://*.flamescans.com/*chapter*
// @match *://*.manga-scans.com/chapter/*
// @match *://*.oglaf.com/*
// @match *://*.realmscans.xyz/*-chapter-*
// @match *://*.reaperscans.com/*
// @match *://*.tthfanfic.org/*
// @match *://*.webtoons.com/*/viewer*episode_no=*
// @match *://*.wuxiaworld.co/*
// @match *://*.xcalibrscans.com/*-chapter-*
// @match *://*.strongfemaleprotagonist.com/*
// ==/UserScript==
/* jshint esversion: 6 */
function xPathResultToUniqueNode(x, context) {
'use strict';
if (!x) {
alert("NULL xPathResult! " + context);
}
let first = x.iterateNext();
if (!first) {
alert("No xPathResult node! " + context);
return;
}
let second = x.iterateNext();
while (second != null && second.value == first.value) {
second = x.iterateNext();
}
if (second != null && second.value != first.value) {
alert("xPathResult had unique second node! [" + second + " ] " +
context +
" values [" + first.value + "]!=[" + second.value + "]");
}
return first;
}
const prev = "prev";
const next = "next";
function getXpaths() {
'use strict';
// fixme: Switch to css selectors as xpath getting annoying
var xpaths = {
"archiveofourown.org" : {
prev : '//a[@href and text()="← Previous Chapter"]/@href',
next : '//a[@href and text()="Next Chapter →"]/@href',
},
"asuracomic.net" : {
prev : '(//a[.//h2[normalize-space()="Prev"]])[1]/@href',
next : '(//a[.//h2[normalize-space()="Next"]])[1]/@href',
},
"asuratoon.com" : {
prev : '//a[@class="ch-prev-btn" and @href]/@href',
next : '//a[@class="ch-next-btn" and @href]/@href',
},
"fanfiction.net" : {
prev : '//button[@class="btn" and contains(@onclick, "self.location=") and text()="< Prev"]/@onclick',
next : '//button[@class="btn" and contains(@onclick, "self.location=") and text()="Next >"]/@onclick',
},
"flamescans.org" : {
prev : '//a[@class="ch-prev-btn" and @href]/@href',
next : '//a[@class="ch-next-btn" and @href]/@href',
},
"manga-scans.com" : {
prev : '//div[@class="col-md-6 prev-post"]/a/@href',
next : '//div[@class="col-md-6 next-post"]/a/@href',
},
"oglaf.com" : {
prev : '//a[@accesskey="k"]/@href',
next : '//a[@accesskey="j"]/@href',
},
"realmscans.xyz" : {
prev : '//a[@class="ch-prev-btn" and @href]/@href',
next : '//a[@class="ch-next-btn" and @href]/@href',
},
"reaperscans.com" : {
prev : '//a[@href and text()="\nPrevious\n" and 1]/@href',
next : '//a[@href and text()="\nNext\n" and 1]/@href',
},
"strongfemaleprotagonist.com" : {
prev : '(//a[contains(concat(" ", normalize-space(@class), " "), " page-nav__item--left ") and @href])[1]/@href',
next : '(//a[contains(concat(" ", normalize-space(@class), " "), " page-nav__item--right ") and @href])[1]/@href',
},
"tthfanfic.org" : {
prev : '//a[@href and text()="Prev Chapter DOES NOT EXIST I THINK" and 1]/@href',
next : '//a[@href and @accesskey="n"]/@href',
},
"webtoons.com" : {
prev : '//a[contains(concat(" ", normalize-space(@class), " "), " _prevEpisode ") and @href]/@href',
next : '//a[contains(concat(" ", normalize-space(@class), " "), " _nextEpisode ") and @href]/@href',
},
"wuxiaworld.co" : {
prev : '//a[@class="prev" and @href]/@href',
next : '//a[@class="next" and @href]/@href',
},
"wuxiaworld.com" : {
prev : '//li[@class="prev"]/a[contains(@class, "btn-link") and @href]/@href',
next : '//li[@class="next"]/a[contains(@class, "btn-link") and @href]/@href',
},
"xcalibrscans.com" : {
prev : '//a[@class="ch-prev-btn" and @href]/@href',
next : '//a[@class="ch-next-btn" and @href]/@href',
},
};
var domain = location.hostname;
while (domain != '') {
if (domain in xpaths) {
return xpaths[domain];
}
// Strip one subdomain and try again
let temp = domain.split('.');
temp.shift();
domain = temp.join('.');
}
return null;
}
var pathsForHost = getXpaths();
function arrows(e) {
'use strict';
/*
Backspace 8
Tab 9
Enter 13
Shift 16
Control 17
Alt 18
CapsLock 20
Escape 27
Space 32
PageUp 33
PageDown 34
End 35
Home 36
ArrowLeft 37
ArrowUp 38
ArrowRight 39
ArrowDown 40
Delete 46
*/
if (document.activeElement.tagName == "TEXTAREA") {
// Do nothing when inside a text field.
return;
}
if (e.ctrlKey || e.shiftKey || e.altKey || e.metaKey) {
// Do nothing when modifiers are held (e.g. allow Alt+Left to go back/...
return;
}
var result;
switch (e.keyCode) {
case 37: // Left
result = document.evaluate(pathsForHost[prev], document, null, XPathResult.ANY_TYPE, null);
break;
case 39: // Right
result = document.evaluate(pathsForHost[next], document, null, XPathResult.ANY_TYPE, null);
break;
// case 38: // Up
// case 40: // Down
default:
return;
}
let linkHref = xPathResultToUniqueNode(result);
let href = linkHref.value;
// Handle location actually being javascript command
href = href.replace(/^self.location='(.*)'$/, '$1');
location.href=href;
}
if (pathsForHost) {
document.addEventListener('keyup', arrows);
}