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CSDN 全能助手 - 支持VIP文章/文库解锁、资源下载直链获取
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// ==UserScript==
// @name CSDN Helper
// @namespace https://github.com/minglu6/unlock-vip
// @version 1.0.0
// @description CSDN 全能助手 - 支持VIP文章/文库解锁、资源下载直链获取
// @author minglu6
// @match https://blog.csdn.net/*/article/details/*
// @match https://*.blog.csdn.net/article/details/*
// @match https://wenku.csdn.net/answer/*
// @match https://download.csdn.net/download/*/*
// @grant GM_xmlhttpRequest
// @icon https://g.csdnimg.cn/static/logo/favicon32.ico
// @connect 175.24.164.85
// @license MIT
// @run-at document-end
// ==/UserScript==
(function () {
'use strict';
const CONFIG = {
apiBaseUrl: 'http://175.24.164.85/api',
requestTimeout: 60000,
enableLog: true,
preferPreview: true,
};
class APIClient {
constructor(baseUrl) {
this.baseUrl = baseUrl;
}
async request(endpoint, options = {}) {
const url = `${this.baseUrl}${endpoint}`;
const headers = {
'Content-Type': 'application/json',
...options.headers
};
return new Promise((resolve, reject) => {
GM_xmlhttpRequest({
method: options.method || 'GET',
url: url,
headers: headers,
data: options.body ? JSON.stringify(options.body) : undefined,
timeout: options.timeout || CONFIG.requestTimeout,
onload: (response) => {
try {
if (response.status >= 200 && response.status < 300) {
const data = JSON.parse(response.responseText);
resolve(data);
} else {
const error = JSON.parse(response.responseText || '{}');
reject(new Error(error.detail || `请求失败 (${response.status})`));
}
} catch (e) {
reject(new Error(`解析响应失败: ${e.message}`));
}
},
onerror: () => reject(new Error('网络请求失败')),
ontimeout: () => reject(new Error('请求超时'))
});
});
}
async downloadArticle(url) {
return await this.request('/article/download', {
method: 'POST',
body: { url },
timeout: CONFIG.requestTimeout
});
}
async getDownloadLink(url) {
return await this.request('/file/get-download-link', {
method: 'POST',
body: { url }
});
}
}
class LogPanel {
constructor() {
this.panel = null;
this.logList = null;
if (CONFIG.enableLog) {
this.init();
}
}
init() {
this.panel = document.createElement('div');
this.panel.id = 'csdn-unlock-log-panel';
this.panel.style.cssText = `
position: fixed !important;
bottom: 20px !important;
right: 20px !important;
width: 400px !important;
max-height: 500px !important;
background: rgba(0, 0, 0, 0.92) !important;
color: #fff !important;
font-size: 13px !important;
border-radius: 10px !important;
box-shadow: 0 4px 20px rgba(0,0,0,0.3) !important;
z-index: 2147483647 !important;
overflow: hidden !important;
font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif !important;
`;
const header = document.createElement('div');
header.style.cssText = `
display: flex !important;
justify-content: space-between !important;
align-items: center !important;
padding: 12px 16px !important;
background: linear-gradient(135deg, #667eea 0%, #764ba2 100%) !important;
border-bottom: 1px solid rgba(255,255,255,0.1) !important;
`;
const title = document.createElement('span');
title.textContent = '🔓 CSDN 解锁日志';
title.style.fontWeight = 'bold';
const clearBtn = document.createElement('button');
clearBtn.textContent = '清空';
clearBtn.style.cssText = `
background: rgba(255,255,255,0.2) !important;
border: none !important;
color: #fff !important;
padding: 4px 12px !important;
border-radius: 5px !important;
cursor: pointer !important;
font-size: 12px !important;
`;
clearBtn.onmouseover = () => clearBtn.style.background = 'rgba(255,255,255,0.3)';
clearBtn.onmouseout = () => clearBtn.style.background = 'rgba(255,255,255,0.2)';
clearBtn.onclick = () => this.clear();
header.appendChild(title);
header.appendChild(clearBtn);
this.logList = document.createElement('div');
this.logList.style.cssText = `
padding: 12px !important;
overflow-y: auto !important;
max-height: 400px !important;
`;
this.panel.appendChild(header);
this.panel.appendChild(this.logList);
document.documentElement.appendChild(this.panel);
}
log(message, type = 'info') {
if (!CONFIG.enableLog || !this.logList) return;
const line = document.createElement('div');
line.style.cssText = `
padding: 6px 8px !important;
margin-bottom: 4px !important;
border-radius: 5px !important;
font-size: 12px !important;
line-height: 1.5 !important;
`;
const timestamp = new Date().toLocaleTimeString('zh-CN');
const icon = type === 'error' ? '❌' : type === 'success' ? '✅' : type === 'warning' ? '⚠️' : 'ℹ️';
const color = type === 'error' ? 'rgba(239, 68, 68, 0.2)' :
type === 'success' ? 'rgba(34, 197, 94, 0.2)' :
type === 'warning' ? 'rgba(234, 179, 8, 0.2)' :
'rgba(59, 130, 246, 0.2)';
line.style.background = color;
line.innerHTML = `<span style="opacity: 0.7;">${timestamp}</span> ${icon} ${message}`;
this.logList.appendChild(line);
while (this.logList.childNodes.length > 100) {
this.logList.removeChild(this.logList.firstChild);
}
this.logList.scrollTop = this.logList.scrollHeight;
}
clear() {
if (this.logList) {
this.logList.innerHTML = '';
}
}
}
class ResultPanel {
constructor() {
this.overlay = null;
this.iframe = null;
this.init();
}
init() {
this.overlay = document.createElement('div');
this.overlay.style.cssText = `
position: fixed !important;
inset: 0 !important;
background: rgba(0, 0, 0, 0.85) !important;
z-index: 2147483646 !important;
display: none !important;
align-items: center !important;
justify-content: center !important;
padding: 40px !important;
`;
const container = document.createElement('div');
container.style.cssText = `
width: min(1200px, 95vw) !important;
height: min(90vh, 1200px) !important;
background: #0f0f0f !important;
border-radius: 12px !important;
overflow: hidden !important;
display: flex !important;
flex-direction: column !important;
box-shadow: 0 8px 40px rgba(0,0,0,0.5) !important;
`;
const header = document.createElement('div');
header.style.cssText = `
display: flex !important;
justify-content: space-between !important;
align-items: center !important;
padding: 14px 20px !important;
background: linear-gradient(135deg, #667eea 0%, #764ba2 100%) !important;
color: #fff !important;
`;
const title = document.createElement('span');
title.textContent = '🎉 解锁成功';
title.style.cssText = 'font-weight: bold; font-size: 16px;';
const actions = document.createElement('div');
actions.style.cssText = 'display: flex; gap: 10px;';
const openNewTab = document.createElement('a');
openNewTab.textContent = '新标签打开';
openNewTab.target = '_blank';
openNewTab.style.cssText = `
padding: 6px 14px !important;
background: rgba(255,255,255,0.2) !important;
color: #fff !important;
text-decoration: none !important;
border-radius: 6px !important;
font-size: 13px !important;
`;
const closeBtn = document.createElement('button');
closeBtn.textContent = '关闭';
closeBtn.style.cssText = `
padding: 6px 14px !important;
background: rgba(255,255,255,0.2) !important;
color: #fff !important;
border: none !important;
border-radius: 6px !important;
cursor: pointer !important;
font-size: 13px !important;
`;
closeBtn.onclick = () => this.hide();
actions.appendChild(openNewTab);
actions.appendChild(closeBtn);
header.appendChild(title);
header.appendChild(actions);
this.iframe = document.createElement('iframe');
this.iframe.style.cssText = `
flex: 1 !important;
border: none !important;
background: #fff !important;
`;
this.iframe.setAttribute('sandbox', 'allow-same-origin allow-scripts allow-forms allow-modals');
container.appendChild(header);
container.appendChild(this.iframe);
this.overlay.appendChild(container);
document.documentElement.appendChild(this.overlay);
this.openNewTabLink = openNewTab;
}
show(content, title = '解锁成功') {
if (CONFIG.preferPreview) {
this.iframe.srcdoc = content;
this.overlay.style.display = 'flex';
const blob = new Blob([content], { type: 'text/html' });
const blobUrl = URL.createObjectURL(blob);
this.openNewTabLink.href = blobUrl;
} else {
const blob = new Blob([content], { type: 'text/html' });
const blobUrl = URL.createObjectURL(blob);
window.open(blobUrl, '_blank');
}
}
hide() {
this.overlay.style.display = 'none';
this.iframe.srcdoc = '';
}
}
class UnlockController {
constructor() {
this.apiClient = new APIClient(CONFIG.apiBaseUrl);
this.logger = new LogPanel();
this.resultPanel = new ResultPanel();
}
async unlockArticle(url) {
try {
this.logger.log(`开始解锁: ${url}`, 'info');
this.logger.log('正在下载文章...', 'info');
const result = await this.apiClient.downloadArticle(url);
if (result.success && result.content) {
this.logger.log(`解锁成功: ${result.title || '未知标题'}`, 'success');
this.logger.log(`文件大小: ${(result.file_size / 1024).toFixed(2)} KB`, 'info');
this.resultPanel.show(result.content, result.title);
return true;
} else {
throw new Error(result.error || '下载失败');
}
} catch (error) {
this.logger.log(`解锁失败: ${error.message}`, 'error');
throw error;
}
}
async getDownloadLink(url) {
try {
this.logger.log(`获取下载链接: ${url}`, 'info');
const result = await this.apiClient.getDownloadLink(url);
if (result.success && result.download_url) {
this.logger.log('获取下载链接成功', 'success');
return result.download_url;
} else {
throw new Error(result.error || '获取下载链接失败');
}
} catch (error) {
this.logger.log(`获取下载链接失败: ${error.message}`, 'error');
throw error;
}
}
}
class UIInjector {
constructor(controller) {
this.controller = controller;
}
injectArticleButton() {
const url = window.location.href;
const vipSelectors = [
'a.article-vip-box[href="https://mall.csdn.net/vip"]',
'#vip-info-wrap.vip-info-wrap',
'.info-header-text'
];
let vipElement = null;
for (const selector of vipSelectors) {
vipElement = document.querySelector(selector);
if (vipElement) break;
}
if (!vipElement) {
console.log('[CSDN Unlock] 未检测到VIP内容');
return;
}
const button = document.createElement('button');
button.textContent = '🔓 一键解锁';
button.style.cssText = `
padding: 8px 20px !important;
background: linear-gradient(135deg, #667eea 0%, #764ba2 100%) !important;
color: #fff !important;
border: none !important;
border-radius: 6px !important;
cursor: pointer !important;
font-size: 14px !important;
font-weight: 500 !important;
margin-left: 12px !important;
box-shadow: 0 2px 8px rgba(102, 126, 234, 0.4) !important;
transition: all 0.3s ease !important;
`;
button.onmouseover = () => {
button.style.transform = 'translateY(-2px)';
button.style.boxShadow = '0 4px 12px rgba(102, 126, 234, 0.6)';
};
button.onmouseout = () => {
button.style.transform = 'translateY(0)';
button.style.boxShadow = '0 2px 8px rgba(102, 126, 234, 0.4)';
};
let isProcessing = false;
button.onclick = async () => {
if (isProcessing) return;
isProcessing = true;
const originalText = button.textContent;
button.textContent = '⏳ 解锁中...';
button.disabled = true;
button.style.opacity = '0.7';
try {
await this.controller.unlockArticle(url);
button.textContent = '✅ 解锁成功';
} catch (error) {
alert(`解锁失败：${error.message}`);
button.textContent = originalText;
} finally {
setTimeout(() => {
button.textContent = originalText;
button.disabled = false;
button.style.opacity = '1';
isProcessing = false;
}, 2000);
}
};
this.insertButton(button, vipElement);
}
insertButton(button, vipElement) {
const barContent = document.querySelector('.article-bar-top .bar-content');
if (barContent) {
barContent.appendChild(button);
return;
}
const dataDiv = document.querySelector('.data');
if (dataDiv) {
dataDiv.appendChild(button);
return;
}
if (vipElement.parentElement) {
vipElement.parentElement.insertBefore(button, vipElement.nextSibling);
} else {
document.body.appendChild(button);
}
}
injectDownloadButton() {
if (document.getElementById('csdn-unlock-download-btn')) return;
const downloadBtnContainer = document.querySelector('#downloadBtn');
if (!downloadBtnContainer) {
console.log('[CSDN Helper] 未找到 #downloadBtn，尝试其他选择器...');
const selectors = [
'.download-btn',
'.dl_download_box',
'#download',
'.resource_download',
'.dl_download_link',
'main',
'body'
];
let targetElement = null;
for (const selector of selectors) {
targetElement = document.querySelector(selector);
if (targetElement) break;
}
if (!targetElement) {
console.log('[CSDN Helper] 未找到合适的插入位置，将创建固定按钮');
this.createFixedDownloadButton();
return;
}
this.createStandaloneButton(targetElement);
return;
}
const button = document.createElement('button');
button.id = 'csdn-unlock-download-btn';
button.type = 'button';
button.className = 'el-button relative el-button--success el-button--medium';
button.style.cssText = `
margin-left: 12px !important;
background: linear-gradient(135deg, #667eea 0%, #764ba2 100%) !important;
border-color: #667eea !important;
transition: all 0.3s ease !important;
`;
const span = document.createElement('span');
span.textContent = '🔗 获取直链';
button.appendChild(span);
button.onmouseover = () => {
button.style.transform = 'translateY(-2px)';
button.style.boxShadow = '0 4px 12px rgba(102, 126, 234, 0.6)';
};
button.onmouseout = () => {
button.style.transform = 'translateY(0)';
button.style.boxShadow = '0 2px 8px rgba(102, 126, 234, 0.4)';
};
button.onclick = async (e) => {
e.preventDefault();
e.stopPropagation();
const url = window.location.href;
const originalText = span.textContent;
span.textContent = '⏳ 获取中...';
button.disabled = true;
try {
const downloadUrl = await this.controller.getDownloadLink(url);
window.open(downloadUrl, '_blank');
span.textContent = '✅ 已打开';
} catch (error) {
alert(`获取失败：${error.message}`);
span.textContent = originalText;
} finally {
setTimeout(() => {
span.textContent = originalText;
button.disabled = false;
}, 2000);
}
};
downloadBtnContainer.appendChild(button);
console.log('[CSDN Helper] 下载按钮已注入到 #downloadBtn');
}
createStandaloneButton(targetElement) {
const button = document.createElement('button');
button.id = 'csdn-unlock-download-btn';
button.textContent = '🔗 获取直链';
button.style.cssText = `
padding: 10px 24px !important;
background: linear-gradient(135deg, #667eea 0%, #764ba2 100%) !important;
color: #fff !important;
border: none !important;
border-radius: 6px !important;
cursor: pointer !important;
font-size: 14px !important;
font-weight: 500 !important;
margin: 10px !important;
box-shadow: 0 2px 8px rgba(102, 126, 234, 0.4) !important;
transition: all 0.3s ease !important;
`;
button.onmouseover = () => {
button.style.transform = 'translateY(-2px)';
button.style.boxShadow = '0 4px 12px rgba(102, 126, 234, 0.6)';
};
button.onmouseout = () => {
button.style.transform = 'translateY(0)';
button.style.boxShadow = '0 2px 8px rgba(102, 126, 234, 0.4)';
};
button.onclick = async () => {
const url = window.location.href;
const originalText = button.textContent;
button.textContent = '⏳ 获取中...';
button.disabled = true;
try {
const downloadUrl = await this.controller.getDownloadLink(url);
window.open(downloadUrl, '_blank');
button.textContent = '✅ 已打开';
} catch (error) {
alert(`获取失败：${error.message}`);
button.textContent = originalText;
} finally {
setTimeout(() => {
button.textContent = originalText;
button.disabled = false;
}, 2000);
}
};
if (targetElement.tagName === 'BODY' || targetElement.tagName === 'MAIN') {
targetElement.insertBefore(button, targetElement.firstChild);
} else {
targetElement.parentElement.insertBefore(button, targetElement.nextSibling);
}
console.log('[CSDN Helper] 独立下载按钮已注入');
}
createFixedDownloadButton() {
const button = document.createElement('button');
button.id = 'csdn-unlock-download-btn';
button.textContent = '🔗 获取直链';
button.style.cssText = `
position: fixed !important;
top: 100px !important;
right: 20px !important;
padding: 12px 24px !important;
background: linear-gradient(135deg, #667eea 0%, #764ba2 100%) !important;
color: #fff !important;
border: none !important;
border-radius: 8px !important;
cursor: pointer !important;
font-size: 14px !important;
font-weight: 600 !important;
box-shadow: 0 4px 12px rgba(102, 126, 234, 0.5) !important;
z-index: 2147483646 !important;
transition: all 0.3s ease !important;
`;
button.onmouseover = () => {
button.style.transform = 'translateY(-2px) scale(1.05)';
button.style.boxShadow = '0 6px 16px rgba(102, 126, 234, 0.7)';
};
button.onmouseout = () => {
button.style.transform = 'translateY(0) scale(1)';
button.style.boxShadow = '0 4px 12px rgba(102, 126, 234, 0.5)';
};
button.onclick = async () => {
const url = window.location.href;
const originalText = button.textContent;
button.textContent = '⏳ 获取中...';
button.disabled = true;
try {
const downloadUrl = await this.controller.getDownloadLink(url);
window.open(downloadUrl, '_blank');
button.textContent = '✅ 已打开';
} catch (error) {
alert(`获取失败：${error.message}`);
button.textContent = originalText;
} finally {
setTimeout(() => {
button.textContent = originalText;
button.disabled = false;
}, 2000);
}
};
document.body.appendChild(button);
console.log('[CSDN Helper] 固定下载按钮已创建');
}
}
function init() {
console.log('[CSDN Helper] 初始化中...');
const controller = new UnlockController();
const injector = new UIInjector(controller);
const hostname = window.location.hostname;
function tryInject(retryCount = 0) {
if (hostname.includes('blog.csdn.net') || hostname.includes('wenku.csdn.net')) {
injector.injectArticleButton();
} else if (hostname.includes('download.csdn.net')) {
injector.injectDownloadButton();
if (!document.getElementById('csdn-unlock-download-btn') && retryCount < 5) {
console.log(`[CSDN Helper] 按钮注入失败，${500}ms 后重试 (${retryCount + 1}/5)`);
setTimeout(() => tryInject(retryCount + 1), 500);
}
}
}
tryInject();
console.log('[CSDN Helper] 初始化完成');
}
if (document.readyState === 'loading') {
document.addEventListener('DOMContentLoaded', init);
} else {
init();
}
})();