Replaces strings in 4chan posts (compatible with 4chanX)
当前为
// ==UserScript==
// @name 4chanX String Replacement
// @version 1.1
// @description Replaces strings in 4chan posts (compatible with 4chanX)
// @author kpganon
// @license MIT
// @namespace https://github.com/kpg-anon/scripts
// @include /^https?://boards\.4chan(nel)?\.org/\w+/thread/\d+/
// @grant GM_getValue
// @grant GM_setValue
// @grant GM_download
// @grant GM_xmlhttpRequest
// @run-at document-end
// ==/UserScript==
(function() {
function createMenu() {
const menu = document.createElement('div');
menu.id = 'wordReplacerMenu';
menu.style.position = 'fixed';
menu.style.top = '50%';
menu.style.left = '50%';
menu.style.transform = 'translate(-50%, -50%)';
menu.style.zIndex = '9999';
menu.style.backgroundColor = '#282a36';
menu.style.color = '#f8f8f2';
menu.style.border = '1px solid #6272a4';
menu.style.padding = '10px';
menu.style.width = 'auto';
menu.style.maxHeight = '800px';
menu.style.overflowY = 'auto';
menu.style.display = 'none';
const rulesContainer = document.createElement('div');
rulesContainer.id = 'rulesContainer';
menu.appendChild(rulesContainer);
const buttonContainer = document.createElement('div');
buttonContainer.style.marginTop = '10px';
menu.appendChild(buttonContainer);
document.body.appendChild(menu);
const addButton = document.createElement('button');
addButton.textContent = 'Add Rule';
addButton.addEventListener('click', () => addRuleRow());
buttonContainer.appendChild(addButton);
const saveButton = document.createElement('button');
saveButton.textContent = 'Save and Apply';
saveButton.addEventListener('click', saveRules);
buttonContainer.appendChild(saveButton);
const importButton = document.createElement('button');
importButton.textContent = 'Import';
importButton.addEventListener('click', importRules);
buttonContainer.appendChild(importButton);
const exportButton = document.createElement('button');
exportButton.textContent = 'Export';
exportButton.addEventListener('click', exportRules);
buttonContainer.appendChild(exportButton);
const closeButton = document.createElement('button');
closeButton.textContent = 'Close';
closeButton.addEventListener('click', toggleMenu);
buttonContainer.appendChild(closeButton);
}
function addRuleRow(pattern = '', replacement = '') {
const inputContainer = document.createElement('div');
inputContainer.style.display = 'flex';
inputContainer.style.justifyContent = 'space-between';
inputContainer.style.marginTop = '5px';
const patternInput = document.createElement('input');
patternInput.placeholder = 'Text/pattern to replace';
patternInput.style.flex = '1';
patternInput.style.marginRight = '10px';
patternInput.style.maxWidth = '45%';
patternInput.value = pattern;
const replacementInput = document.createElement('input');
replacementInput.placeholder = 'Replacement text';
replacementInput.style.flex = '1';
replacementInput.style.maxWidth = '45%';
replacementInput.value = replacement;
inputContainer.appendChild(patternInput);
inputContainer.appendChild(replacementInput);
const rulesContainer = document.getElementById('rulesContainer');
rulesContainer.appendChild(inputContainer);
}
function saveRules() {
const rulesContainer = document.getElementById('rulesContainer');
const inputRows = Array.from(rulesContainer.children);
const rules = inputRows.reduce((acc, row) => {
const pattern = row.children[0].value;
const replacement = row.children[1].value;
if (pattern || replacement) {
acc.push({ pattern, replacement });
}
return acc;
}, []);
GM_setValue('wordReplacerRules', JSON.stringify(rules));
}
function importRules() {
const input = document.createElement('input');
input.type = 'file';
input.accept = '.json';
input.onchange = (event) => {
const file = event.target.files[0];
if (file) {
const reader = new FileReader();
reader.onload = (e) => {
const data = JSON.parse(e.target.result);
clearRules();
data.forEach(rule => {
addRuleRow(rule.pattern, rule.replacement);
});
if (data.length >= 4) {
addRuleRow();
}
};
reader.readAsText(file);
}
};
input.click();
}
function exportRules() {
const savedRules = GM_getValue('wordReplacerRules');
const blob = new Blob([savedRules], {type: "application/json"});
const url = URL.createObjectURL(blob);
const a = document.createElement('a');
a.style.display = 'none';
a.href = url;
a.download = `${Date.now()}-replacer-config.json`;
document.body.appendChild(a);
a.click();
URL.revokeObjectURL(url);
document.body.removeChild(a);
}
function clearRules() {
const rulesContainer = document.getElementById('rulesContainer');
rulesContainer.innerHTML = '';
}
function loadRules() {
clearRules();
const savedRules = GM_getValue('wordReplacerRules');
if (savedRules) {
const rules = JSON.parse(savedRules);
rules.forEach(rule => {
addRuleRow(rule.pattern, rule.replacement);
});
if (rules.length >= 4) {
addRuleRow();
} else {
for (let i = rules.length; i < 4; i++) {
addRuleRow();
}
}
} else {
for (let i = 0; i < 4; i++) {
addRuleRow();
}
}
}
function toggleMenu() {
const menu = document.getElementById('wordReplacerMenu');
if (menu.style.display === 'none') {
loadRules();
menu.style.display = 'block';
} else {
menu.style.display = 'none';
}
}
function createToggleButton() {
const button = document.createElement('button');
button.textContent = 'Toggle Replacer';
button.style.position = 'fixed';
button.style.bottom = '10px';
button.style.right = '10px';
button.style.zIndex = '9998';
button.style.backgroundColor = '#282a36';
button.style.color = '#f8f8f2';
button.style.border = '1px solid #6272a4';
button.addEventListener('click', toggleMenu);
document.body.appendChild(button);
}
createMenu();
createToggleButton();
function replaceTextInNode(node) {
// Skip if the node is part of a hyperlink
if (node.parentElement && node.parentElement.tagName === 'A') {
return;
}
const savedRules = GM_getValue('wordReplacerRules');
if (savedRules) {
const rules = JSON.parse(savedRules);
rules.forEach(rule => {
if (rule.pattern) {
const pattern = new RegExp(rule.pattern, 'gi');
if (node.nodeType === 3) { // Only process text nodes
node.nodeValue = node.nodeValue.replace(pattern, rule.replacement);
}
}
});
}
}
function replaceTextInPost(postElement) {
// Process main post content
Array.from(postElement.childNodes).forEach(replaceTextInNode);
// Process greentext content
let greentexts = postElement.querySelectorAll('.quote');
greentexts.forEach(quoteElement => {
Array.from(quoteElement.childNodes).forEach(replaceTextInNode);
});
}
function processMutations(mutations) {
for (let mutation of mutations) {
if (mutation.addedNodes && mutation.addedNodes.length > 0) {
mutation.addedNodes.forEach(node => {
if (node.nodeType === Node.ELEMENT_NODE) {
let postNodes = node.querySelectorAll('.postMessage');
if (postNodes.length > 0) {
postNodes.forEach(replaceTextInPost);
} else if (node.classList && node.classList.contains('postMessage')) {
replaceTextInPost(node);
}
}
});
}
}
}
const observerConfig = {
childList: true,
subtree: true
};
const observer = new MutationObserver(processMutations);
observer.observe(document.body, observerConfig);
const posts = document.querySelectorAll('.postMessage');
posts.forEach(replaceTextInPost);
document.addEventListener('click', (e) => {
if (e.target && e.target.innerText === 'Save and Apply') {
setTimeout(() => {
posts.forEach(replaceTextInPost);
}, 500);
}
});
})();