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在 NodeSeek 或 DeepFlood 评论或发贴时将图片上传到并插入 Markdown 链接。
// ==UserScript==
// @name NodeSeek & DeepFlood 一键传图
// @namespace http://tampermonkey.net/
// @version 4.1
// @description 在 NodeSeek 或 DeepFlood 评论或发贴时将图片上传到并插入 Markdown 链接。
// @author ceocok
// @match https://www.nodeseek.com/*
// @match https://www.deepflood.com/*
// @grant GM_xmlhttpRequest
// @license MIT
// ==/UserScript==
(function() {
'use strict';
// 创建一个隐藏的文件输入框，用于点击上传
const fileInput = document.createElement('input');
fileInput.type = 'file';
fileInput.accept = 'image/*';
fileInput.multiple = true;
fileInput.style.display = 'none';
document.body.appendChild(fileInput);
// 获取编辑器实例
const editorWrapper = document.querySelector('#cm-editor-wrapper');
const codeMirror = document.querySelector('.CodeMirror.cm-s-default.cm-s-nsk.CodeMirror-wrap.CodeMirror-overlayscroll');
const cmInstance = document.querySelector('.CodeMirror')?.CodeMirror;
let isUploading = false;
/**
* 在编辑器右下角添加一个永久性的提示文字
* @param {HTMLElement} container - 编辑器容器元素
*/
function addPermanentHint(container) {
if (!container) return;
if (container.querySelector('.upload-permanent-hint')) return;
const hint = document.createElement('div');
hint.className = 'upload-permanent-hint';
hint.textContent = '支持拖拽或粘贴上传图片';
hint.style.position = 'absolute';
hint.style.bottom = '5px';
hint.style.right = '5px';
hint.style.color = '#888';
hint.style.fontSize = '12px';
hint.style.zIndex = '10';
hint.style.pointerEvents = 'none'; // 确保不影响鼠标操作
container.style.position = 'relative'; // 确保相对定位生效
container.appendChild(hint);
}
// 为编辑器添加永久提示
addPermanentHint(editorWrapper || codeMirror);
/**
* 在上传过程中显示一个临时的提示
* @param {HTMLElement} container - 编辑器容器元素
* @param {number} fileCount - 正在上传的文件数量
*/
function showUploadHint(container, fileCount) {
if (!container) return;
// 移除旧提示
removeUploadHint(container);
const uploadHint = document.createElement('div');
uploadHint.className = 'upload-in-progress-hint';
uploadHint.textContent = `正在上传 ${fileCount} 张图片...`;
Object.assign(uploadHint.style, {
position: 'absolute',
top: '50%',
left: '50%',
transform: 'translate(-50%, -50%)',
color: '#fff',
backgroundColor: 'rgba(0, 0, 0, 0.6)',
padding: '10px 15px',
borderRadius: '5px',
zIndex: '20',
whiteSpace: 'nowrap',
});
container.appendChild(uploadHint);
}
/**
* 移除上传中的临时提示
* @param {HTMLElement} container - 编辑器容器元素
*/
function removeUploadHint(container) {
const uploadHint = container?.querySelector('.upload-in-progress-hint');
if (uploadHint) uploadHint.remove();
}
/**
* 将 Markdown 文本插入到编辑器中
* @param {string} markdown - 要插入的 Markdown 文本
*/
function insertToEditor(markdown) {
const textToInsert = markdown + '\n';
if (cmInstance) {
cmInstance.replaceSelection(textToInsert);
} else {
const editorTextarea = document.querySelector('.CodeMirror textarea') || document.querySelector('textarea');
if (editorTextarea) {
const start = editorTextarea.selectionStart;
const end = editorTextarea.selectionEnd;
editorTextarea.value = editorTextarea.value.substring(0, start) + textToInsert + editorTextarea.value.substring(end);
editorTextarea.selectionStart = editorTextarea.selectionEnd = start + textToInsert.length;
editorTextarea.dispatchEvent(new Event('input', { bubbles: true })); // 触发输入事件，让前端框架知道内容已改变
} else {
console.error('未找到编辑器实例或文本框。');
}
}
}
/**
* 上传单个文件到 Catbox.moe
* @param {File} file - 要上传的文件
* @returns {Promise<void>}
*/
function uploadFileToCatbox(file) {
return new Promise((resolve, reject) => {
const formData = new FormData();
formData.append('reqtype', 'fileupload');
formData.append('fileToUpload', file);
GM_xmlhttpRequest({
method: 'POST',
url: 'https://catbox.moe/user/api.php',
data: formData,
timeout: 60000, // 60秒超时
onload: (response) => {
if (response.status === 200 && response.responseText.startsWith('http')) {
const imageUrl = response.responseText;
const fileName = file.name.split('.').slice(0, -1).join('.') || 'image';
const markdownImage = ``;
insertToEditor(markdownImage);
resolve();
} else {
reject(new Error(`上传失败: ${response.responseText || response.statusText}`));
}
},
onerror: (error) => reject(new Error('网络请求错误')),
ontimeout: () => reject(new Error('上传超时')),
});
});
}
/**
* 处理多个文件的上传流程
* @param {File[]} files - 文件数组
* @param {HTMLElement} container - 编辑器容器元素
*/
async function handleFileUploads(files, container) {
if (isUploading || files.length === 0) return;
isUploading = true;
showUploadHint(container, files.length);
try {
// 使用 Promise.allSettled 来确保所有上传都完成，无论成功或失败
const results = await Promise.allSettled(files.map(uploadFileToCatbox));
results.forEach((result, index) => {
if (result.status === 'rejected') {
console.error(`文件 ${files[index].name} 上传失败:`, result.reason);
alert(`文件 ${files[index].name} 上传失败，请查看控制台获取详情。`);
}
});
} finally {
isUploading = false;
removeUploadHint(container);
fileInput.value = ''; // 重置文件输入框
}
}
// 1. 监听工具栏图片图标的点击事件
document.addEventListener('click', function(e) {
const uploadIcon = e.target.closest('span.toolbar-item.i-icon.i-icon-pic');
if (uploadIcon) {
e.preventDefault();
e.stopPropagation();
fileInput.click(); // 触发隐藏的文件输入框
}
}, true);
// 文件输入框选择文件后触发上传
fileInput.addEventListener('change', (e) => {
const files = Array.from(e.target.files);
handleFileUploads(files, editorWrapper || codeMirror);
});
// 2. 为编辑器添加拖拽和粘贴事件监听
function addEventListenersTo(element) {
if (!element) return;
// 拖拽事件
element.addEventListener('dragover', (e) => {
e.preventDefault();
e.stopPropagation();
if (!isUploading) element.style.border = '2px dashed #007bff';
});
element.addEventListener('dragleave', (e) => {
e.preventDefault();
e.stopPropagation();
element.style.border = '';
});
element.addEventListener('drop', (e) => {
e.preventDefault();
e.stopPropagation();
element.style.border = '';
const files = Array.from(e.dataTransfer.files).filter(f => f.type.startsWith('image/'));
handleFileUploads(files, element);
});
// 粘贴事件
element.addEventListener('paste', (e) => {
const files = Array.from(e.clipboardData.files).filter(f => f.type.startsWith('image/'));
if (files.length > 0) {
e.preventDefault();
handleFileUploads(files, element);
}
});
}
addEventListenersTo(editorWrapper);
addEventListenersTo(codeMirror);
})();