Add an Agnai import button to character pages on characterhub.org and chub.ai
// ==UserScript==
// @name Chub Agnai Import Button
// @namespace http://tampermonkey.net/
// @version 1.22
// @description Add an Agnai import button to character pages on characterhub.org and chub.ai
// @author EliseWindbloom
// @match https://www.characterhub.org/*
// @match https://characterhub.org/*
// @match https://chub.ai/*
// @match https://*.chub.ai/*
// @grant none
// @license MIT
// ==/UserScript==
(function() {
'use strict';
// Config
const DEBUG = false; // Set to true to enable debug logging
const CHECK_INTERVAL = 2000; // Interval for periodic checks in ms
// Debug logging function
function log(message) {
if (DEBUG) {
console.log(`[Agnai Import Button] ${message}`);
}
}
// Check if we're on a character page
function isCharacterPage() {
return window.location.pathname.includes('/characters/');
}
// Determine which site we're on
function getSiteType() {
const hostname = window.location.hostname;
if (hostname.includes('characterhub.org')) {
return 'characterhub';
} else if (hostname.includes('chub.ai')) {
return 'chub';
}
return 'unknown';
}
// Extract the character identifier from the URL
function getCharacterIdentifier() {
const path = window.location.pathname;
if (path.includes('/characters/')) {
return path.split('characters/')[1];
}
return null;
}
// Check if we're on a numeric ID page (like https://chub.ai/characters/2535134)
function isNumericIdPage() {
const identifier = getCharacterIdentifier();
return identifier && /^\d+$/.test(identifier);
}
// Extract full character identifier from image source - with safety checks
function extractIdentifierFromImage() {
try {
// For chub.ai, look for the character image
const charImage = document.querySelector('.ant-image-img');
if (charImage && charImage.src) {
const match = charImage.src.match(/avatars\/(.*?)\/chara_card/);
if (match && match[1]) {
log(`Extracted identifier from image: ${match[1]}`);
return match[1];
}
}
} catch (err) {
console.error("[Agnai Import Button] Error extracting identifier from image:", err);
}
return null;
}
// Get the proper identifier, handling numeric ID pages
function getProperIdentifier() {
if (getSiteType() === 'chub' && isNumericIdPage()) {
// For numeric IDs, we need to extract from the image
const imageId = extractIdentifierFromImage();
if (imageId) return imageId;
}
// Otherwise or as fallback use the URL path
return getCharacterIdentifier();
}
// Construct the Agnai import URL
function getImportUrl(identifier) {
if (!identifier) return null;
return `https://agnai.chat/character/create?import=${encodeURIComponent(identifier)}`;
}
// Function to create the button element for CharacterHub
function createCharacterHubButton(importUrl) {
if (!importUrl) return null;
// Create the tooltip wrapper
const tooltipDiv = document.createElement('div');
tooltipDiv.className = 'tooltip';
// Add the tooltip text
const tooltipText = document.createElement('div');
tooltipText.className = 'tooltiptext text-xs';
tooltipText.textContent = 'Import to Agnai';
tooltipDiv.appendChild(tooltipText);
// Create the button (as an <a> tag)
const button = document.createElement('a');
button.href = importUrl;
button.target = '_blank';
button.rel = 'noopener noreferrer';
button.className = 'primary-button mr-1 max-w-xs max-h-sm inline-flex justify-center rounded-md px-2 text-sm font-semibold text-white shadow-sm focus-visible:outline focus-visible:outline-2 focus-visible:outline-offset-2 py-1 agnai-import-button';
button.style.cssText = 'display: inline-flex !important; visibility: visible !important; opacity: 1 !important; position: relative !important; z-index: 9999 !important; background: #0066cc !important; transition: background 0.2s, transform 0.2s !important;';
// Add hover effects
button.addEventListener('mouseover', () => {
button.style.background = '#004d99 !important'; // Darker blue on hover
button.style.transform = 'scale(1.05)';
button.style.cursor = 'pointer';
});
button.addEventListener('mouseout', () => {
button.style.background = '#0066cc !important'; // Original darker blue
button.style.transform = 'scale(1)';
});
// Add the icon
const svg = document.createElementNS('http://www.w3.org/2000/svg', 'svg');
svg.setAttribute('class', 's16 icon');
const image = document.createElementNS('http://www.w3.org/2000/svg', 'image');
image.setAttribute('href', '/assets/download_icon-41be3d17.svg');
svg.appendChild(image);
button.appendChild(svg);
// Add the "Ag" text, bigger and bolder
const textDiv = document.createElement('div');
textDiv.className = '-mt-0.5 s18 ml-2';
textDiv.textContent = 'Ag';
button.appendChild(textDiv);
// Append the button to the tooltip wrapper
tooltipDiv.appendChild(button);
return tooltipDiv;
}
// Function to create the button element for Chub.ai
function createChubButton(importUrl) {
if (!importUrl) return null;
// Create the button (using ant design to match the site's style)
const button = document.createElement('button');
button.type = 'button';
button.className = 'ant-btn css-ug5vhh ant-btn-default ant-btn-block mt-2 agnai-import-button';
button.setAttribute('data-import-url', importUrl);
// Set initial styles
button.style.cssText = `
background-color: #0066cc !important;
color: white !important;
border-color: #0066cc !important;
display: flex !important;
justify-content: center !important;
align-items: center !important;
margin-top: 8px !important;
transition: all 0.3s ease !important;
cursor: pointer !important;
`;
// Add hover effects with inline styles to ensure they take precedence
button.addEventListener('mouseover', () => {
button.style.backgroundColor = '#004d99 !important';
button.style.borderColor = '#004d99 !important';
button.style.transform = 'scale(1.03)';
button.style.boxShadow = '0 2px 8px rgba(0, 77, 153, 0.3)';
});
button.addEventListener('mouseout', () => {
button.style.backgroundColor = '#0066cc !important';
button.style.borderColor = '#0066cc !important';
button.style.transform = 'scale(1)';
button.style.boxShadow = 'none';
});
// Create onclick event to open in new tab
button.addEventListener('click', (e) => {
e.preventDefault();
window.open(importUrl, '_blank');
});
// Create content with icon and text
const span = document.createElement('span');
span.textContent = 'Import to Agnai';
span.style.marginLeft = '8px';
// Create "Ag" logo/text
const logoSpan = document.createElement('span');
logoSpan.textContent = 'Ag';
logoSpan.style.fontWeight = 'bold';
logoSpan.style.fontSize = '16px';
// Add elements to button
button.appendChild(logoSpan);
button.appendChild(span);
return button;
}
// Function to add or re-add the button for CharacterHub
function ensureCharacterHubButtonExists() {
try {
const container = document.querySelector('.download-buttons');
if (!container) {
log('CharacterHub container not found yet');
return false;
}
// Check if button already exists
const existingButton = container.querySelector('.agnai-import-button');
if (existingButton) {
log('CharacterHub button already exists');
return true;
}
// Create new button
const identifier = getProperIdentifier();
if (!identifier) {
log('No character identifier found');
return false;
}
const importUrl = getImportUrl(identifier);
log(`Import URL: ${importUrl}`);
const button = createCharacterHubButton(importUrl);
if (button) {
container.appendChild(button);
log('CharacterHub button added');
return true;
}
} catch (err) {
console.error("[Agnai Import Button] Error adding CharacterHub button:", err);
}
return false;
}
// Function to add or re-add the button for Chub.ai
function ensureChubButtonExists() {
try {
// Find the container with the import-chat button
let importButtonContainer = null;
const containers = document.querySelectorAll('.mt-4');
for (let i = 0; i < containers.length; i++) {
if (containers[i].querySelector('.import-chat')) {
importButtonContainer = containers[i];
break;
}
}
if (!importButtonContainer) {
log('Chub.ai container not found yet');
return false;
}
// Get proper identifier
const identifier = getProperIdentifier();
if (!identifier) {
log('No character identifier found');
return false;
}
const importUrl = getImportUrl(identifier);
log(`Import URL: ${importUrl}`);
// Check if button exists already
const existingButton = importButtonContainer.querySelector('.agnai-import-button');
if (existingButton) {
// If we're on a numeric ID page, check if we need to update the button
if (getSiteType() === 'chub' && isNumericIdPage()) {
const currentUrl = existingButton.getAttribute('data-import-url');
// Only update if the URLs differ
if (currentUrl !== importUrl) {
log('Updating button with new identifier from image');
const newButton = createChubButton(importUrl);
if (newButton) {
importButtonContainer.replaceChild(newButton, existingButton);
return true;
}
}
}
log('Chub.ai button already exists');
return true;
}
// Create new button
const button = createChubButton(importUrl);
if (button) {
importButtonContainer.appendChild(button);
log('Chub.ai button added');
return true;
}
} catch (err) {
console.error("[Agnai Import Button] Error adding Chub.ai button:", err);
}
return false;
}
// Main function to ensure button exists based on site
function ensureButtonExists() {
try {
if (!isCharacterPage()) {
log('Not on a character page, skipping button addition');
return false;
}
const siteType = getSiteType();
log(`Site detected: ${siteType}`);
if (siteType === 'characterhub') {
return ensureCharacterHubButtonExists();
} else if (siteType === 'chub') {
return ensureChubButtonExists();
}
} catch (err) {
console.error("[Agnai Import Button] Error ensuring button exists:", err);
}
return false;
}
// Set up a MutationObserver to watch for DOM changes
function setupObserver() {
try {
const observer = new MutationObserver((mutations) => {
// Only run if we're on a character page
if (isCharacterPage()) {
// Check for significant changes in the DOM that would warrant adding the button
for (const mutation of mutations) {
// Only proceed if nodes were added
if (mutation.addedNodes.length > 0) {
// Check if these nodes affect our target containers
let shouldCheck = false;
for (const node of mutation.addedNodes) {
if (node.nodeType === 1) { // Element node
// Look for our target containers or images
if ((node.classList && (node.classList.contains('download-buttons') ||
node.classList.contains('mt-4') ||
node.classList.contains('ant-image-img'))) ||
node.querySelector) {
shouldCheck = true;
break;
}
}
}
if (shouldCheck) {
log('Relevant DOM change detected, checking for button');
setTimeout(ensureButtonExists, 100); // Small delay to let DOM settle
break;
}
}
}
}
});
// Start observing with a more focused approach
observer.observe(document.body, {
childList: true,
subtree: true,
attributes: false,
characterData: false
});
log('Observer set up to monitor DOM changes');
} catch (err) {
console.error("[Agnai Import Button] Error setting up observer:", err);
}
}
// Check for URL changes
function setupUrlChangeDetection() {
try {
let lastUrl = window.location.href;
let checkUrlInterval = null;
// Create a function that checks if the URL has changed
const checkForUrlChange = () => {
if (lastUrl !== window.location.href) {
log('URL changed from:', lastUrl, 'to:', window.location.href);
lastUrl = window.location.href;
// Add a delay to let the page render
setTimeout(() => {
ensureButtonExists();
}, 500);
}
};
// Check every 200ms - less frequent to reduce CPU usage
checkUrlInterval = setInterval(checkForUrlChange, 200);
// Clear interval when page unloads to prevent memory leaks
window.addEventListener('unload', () => {
if (checkUrlInterval) {
clearInterval(checkUrlInterval);
}
});
} catch (err) {
console.error("[Agnai Import Button] Error setting up URL change detection:", err);
}
}
// Add CSS to the document for any global styles
function addGlobalStyles() {
try {
const styleElement = document.createElement('style');
styleElement.textContent = `
.agnai-import-button {
transition: all 0.3s ease !important;
}
`;
document.head.appendChild(styleElement);
} catch (err) {
console.error("[Agnai Import Button] Error adding global styles:", err);
}
}
// Initialize with a self-cleaning periodic check
let periodicCheckInterval = null;
function startPeriodicCheck() {
if (periodicCheckInterval) {
clearInterval(periodicCheckInterval);
}
periodicCheckInterval = setInterval(() => {
if (isCharacterPage()) {
const result = ensureButtonExists();
// If on a numeric ID page and the button exists but we're still waiting for the image
if (getSiteType() === 'chub' && isNumericIdPage() && !extractIdentifierFromImage()) {
log('Still waiting for image to load on numeric ID page');
}
// If the button was successfully added and we're not on a numeric ID page waiting for image
else if (result && !(getSiteType() === 'chub' && isNumericIdPage() && !extractIdentifierFromImage())) {
log('Button successfully added, stopping periodic check');
clearInterval(periodicCheckInterval);
periodicCheckInterval = null;
}
} else {
clearInterval(periodicCheckInterval);
periodicCheckInterval = null;
}
}, CHECK_INTERVAL);
// Clean up on page unload
window.addEventListener('unload', () => {
if (periodicCheckInterval) {
clearInterval(periodicCheckInterval);
}
});
}
// Initialize
function init() {
try {
log('Script initialized');
log(`Current site: ${getSiteType()}`);
// Add global styles
addGlobalStyles();
// Setup URL change detection
setupUrlChangeDetection();
// Setup DOM observer
setupObserver();
// Initial check
ensureButtonExists();
// Start periodic check
startPeriodicCheck();
} catch (err) {
console.error("[Agnai Import Button] Error initializing script:", err);
}
}
// Wait for the page to fully load before initializing
if (document.readyState === 'loading') {
window.addEventListener('load', init);
} else {
init();
}
})();
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