Filtering nhentai.net comics to preference
// ==UserScript==
// @name nhentai Super Filter
// @namespace http://tampermonkey.net/
// @version 1.3
// @description Filtering nhentai.net comics to preference
// @author Tristan Reeves
// @match https://nhentai.net/g/*
// @match https://nhentai.net/*
// @grant GM_xmlhttpRequest
// @connect nhentai.net
// ==/UserScript==
(function() {
'use strict';
// Values for filtering
//tag1 shouldnt be empty
const tag1 = 'yuri';
let tag2 = 'big breasts';
let tag3 = '';
let tag4 = '';
//Tags that you dont want
const nontag1 = 'yaoi';
const nontag2 = 'males only';
//No of pages
const noofpage = 20;
// Queue for comic URLs
const comicQueue = [];
let isProcessing = false; // Flag to check if we are currently processing
// Function to add status indicator at the top of the page
function createStatusIndicator() {
const statusDiv = document.createElement('div');
statusDiv.id = 'script-status';
statusDiv.style.position = 'fixed';
statusDiv.style.top = '60px';
statusDiv.style.left = '10px';
statusDiv.style.padding = '5px 10px';
statusDiv.style.backgroundColor = 'red';
statusDiv.style.color = 'white';
statusDiv.style.fontSize = '12px';
statusDiv.style.fontFamily = 'Arial, sans-serif';
statusDiv.style.zIndex = '9999';
statusDiv.style.borderRadius = '5px';
statusDiv.style.boxShadow = '0 0 5px rgba(0, 0, 0, 0.2)';
statusDiv.innerText = 'Analyzing comics...';
document.body.appendChild(statusDiv);
}
// Function to update the status indicator when finished
function updateStatusIndicator(isComplete) {
const statusDiv = document.getElementById('script-status');
if (isComplete) {
statusDiv.innerText = 'Analysis complete!';
statusDiv.style.backgroundColor = 'green';
setTimeout(() => {
statusDiv.style.opacity = '0'; // Fade out
setTimeout(() => {
statusDiv.remove();
}, 5000);
}, 5000);
}
}
function analyzeComicPage(url) {
return new Promise((resolve, reject) => {
GM_xmlhttpRequest({
method: "GET",
url: url,
onload: function(response) {
if (response.status === 200) {
const parser = new DOMParser();
const doc = parser.parseFromString(response.responseText, 'text/html');
if (tag2 === '') tag2 = tag1;
if (tag3 === '') tag3 = tag1;
if (tag4 === '') tag4 = tag1;
const tagsSection = doc.querySelector('#info #tags');
let hasTag1 = false;
let hasTag2 = false;
let hasTag3 = false;
let hasTag4 = false;
let hasNontag1 = true;
let hasNontag2 = true;
if (tagsSection) {
const tagContainers = tagsSection.querySelectorAll('.tag-container.field-name');
tagContainers.forEach(container => {
if (container.textContent.includes('Tags:')) {
const tagLinks = container.querySelectorAll('.tags a');
tagLinks.forEach(link => {
const tagName = link.querySelector('.name').textContent.toLowerCase();
if (tagName === tag1) hasTag1 = true;
if (tagName === tag2) hasTag2 = true;
if (tagName === tag3) hasTag3 = true;
if (tagName === tag4) hasTag4 = true;
if (tagName === nontag1) hasNontag1 = false;
if (tagName === nontag2) hasNontag2 = false;
});
}
});
}
const languagesSection = doc.querySelector('#info-block #info');
let hasEnglish = false;
if (languagesSection) {
const languageContainers = languagesSection.querySelectorAll('.tag-container.field-name');
languageContainers.forEach(container => {
if (container.textContent.includes('Languages:')) {
const languageLinks = container.querySelectorAll('.tags a');
languageLinks.forEach(link => {
const href = link.getAttribute('href');
if (href && href.includes('/language/english/')) {
hasEnglish = true;
}
});
}
});
}
const pagesSection = doc.querySelector('#info-block #info');
let pageCount = 0;
if (pagesSection) {
const pageContainers = pagesSection.querySelectorAll('.tag-container.field-name');
pageContainers.forEach(container => {
if (container.textContent.includes('Pages:')) {
const pageSpan = container.querySelector('.tags a .name');
if (pageSpan) {
const pageText = pageSpan.textContent.trim();
const pageCountMatch = pageText.match(/\d+/);
if (pageCountMatch) {
pageCount = parseInt(pageCountMatch[0], 10);
}
}
}
});
}
if (hasTag1 && hasTag2 && hasTag3 && hasTag4 && hasNontag1 && hasNontag2 && hasEnglish && pageCount > noofpage) {
resolve(url);
} else {
resolve(null); // Resolve with null if it does not match
}
} else {
reject(`Failed to fetch: ${response.status}`);
}
},
onerror: function(error) {
reject('Error fetching the page:', error);
}
});
});
}
// Function to process the queue
async function processQueue() {
if (isProcessing) return; // Prevent re-entry if already processing
isProcessing = true; // Mark as processing
while (comicQueue.length > 0) {
const url = comicQueue.shift();
try {
const result = await analyzeComicPage(url);
if (result) {
window.open(result, '_blank');
}
} catch (error) {
console.error(error); // Handle error
}
}
updateStatusIndicator(true);
isProcessing = false; // Mark as not processing
}
function fetchComics() {
const galleries = document.querySelectorAll('.container.index-container .gallery');
galleries.forEach(gallery => {
const link = gallery.querySelector('a[href^="/g/"]');
if (link) {
const fullUrl = "https://nhentai.net" + link.getAttribute('href');
comicQueue.push(fullUrl);
}
});
// Start processing the queue
processQueue();
}
// Main function
function main() {
const currentUrl = window.location.href;
if (currentUrl.startsWith('https://nhentai.net/')) {
createStatusIndicator();
fetchComics();
}
}
// Execute the main function
main();
})();