351 lines
18 KiB
JavaScript
351 lines
18 KiB
JavaScript
// ==UserScript==
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// @name Bangumi Topic Share
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// @namespace http://tampermonkey.net/
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// @version 4.9
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// @description Bangumi 话题分享工具：生成分享卡片，支持图片复制/下载、一键复制分享文案、可选 AI 标签
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// @author Chang ji
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// @contributor Stardream
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// @match *://bgm.tv/group/topic/*
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// @match *://bangumi.tv/group/topic/*
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// @match *://chii.in/group/topic/*
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// @grant GM_xmlhttpRequest
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// @connect *
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// @require https://cdn.jsdelivr.net/npm/html2canvas@1.4.1/dist/html2canvas.min.js
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// @license MIT
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// ==/UserScript==
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(function() {
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'use strict';
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function isDark() {
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return document.documentElement.getAttribute('data-theme') === 'dark';
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}
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// ================= 配置区 =================
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const AI_CONFIG = {
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apiUrl: "在此处填入你的_API_URL",
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apiKey: "在此处填入你的_API_KEY",
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model: "gpt-3.5-turbo",
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};
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// =========================================
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const style = document.createElement('style');
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style.innerHTML = `
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#bgm-share-overlay {
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position: fixed; top: 0; left: 0; width: 100%; height: 100%;
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background: rgba(0,0,0,0.85); display: none; justify-content: center;
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align-items: center; z-index: 100000;
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}
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.share-card {
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width: 420px; background: #fff; border-radius: 20px; overflow: hidden;
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font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
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box-shadow: 0 25px 60px rgba(0,0,0,0.5);
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}
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.card-top-bar { height: 6px; background: #F09199; }
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.card-header { padding: 25px 25px 15px; display: flex; align-items: center; gap: 15px; text-align: left; border-bottom: 1px solid #eee; }
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.avatar-img { width: 54px; height: 54px; border-radius: 12px; background: #eee; background-size: cover; background-position: center; border: 1px solid #f0f0f0; flex-shrink: 0; }
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.user-meta { text-align: left; }
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.user-meta .name { display: block; font-weight: bold; color: #F09199; font-size: 17px; line-height: 1.2; }
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.user-meta .time { font-size: 12px; color: #aaa; margin-top: 4px; display: block; }
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.card-body { padding: 15px 25px 25px; text-align: left; }
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.main-title { font-size: 20px; color: #111; margin: 0 0 15px 0; line-height: 1.5; font-weight: 800; }
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.content-box { background: #fdfafb; padding: 18px; border-radius: 12px; border-left: 5px solid #F09199; }
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.content-text { font-size: 14px; color: #333; line-height: 1.8; margin: 0; white-space: pre-wrap; word-break: break-all; }
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.tags-container { display: flex; flex-wrap: wrap; gap: 8px; }
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.share-card .tags-container { margin-top: 15px; }
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.tag-item { background: #FEEFF0; color: #F09199; font-size: 11px; padding: 4px 12px; border-radius: 20px; font-weight: bold; border: 1px solid #F0919944; }
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.card-footer { background: #f9f9f9; padding: 20px 25px; display: flex; justify-content: space-between; align-items: center; border-top: 1px solid #eee; }
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.qr-img { width: 55px; height: 55px; background: #fff; }
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#loading-info { position: fixed; top: 55%; left: 50%; transform: translateX(-50%); color: #fff; font-size: 14px; z-index: 100001; }
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.bgm-btn-row { display: flex; gap: 16px; margin: 20px auto 0; justify-content: center; }
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.bgm-action-btn {
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width: 48px; height: 48px; padding: 0;
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background: rgba(255,255,255,0.15); color: #fff;
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border: 1.5px solid rgba(255,255,255,0.35);
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border-radius: 50%; cursor: pointer; display: flex; align-items: center; justify-content: center;
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transition: background 0.2s, transform 0.15s, opacity 0.2s;
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position: relative;
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}
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.bgm-action-btn:hover:not(:disabled) { background: rgba(255,255,255,0.3); transform: scale(1.1); }
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.bgm-action-btn:disabled { opacity: 0.3; cursor: default; }
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.bgm-action-btn svg { display: block; }
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.bgm-action-btn::after {
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content: attr(data-tip);
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position: absolute;
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top: calc(100% + 10px);
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left: 50%;
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transform: translateX(-50%) translateY(-6px);
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background: rgba(20,20,20,0.82);
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color: #fff;
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font-size: 12px;
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padding: 5px 12px;
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border-radius: 8px;
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white-space: nowrap;
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opacity: 0;
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pointer-events: none;
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transition: opacity 0.18s ease, transform 0.18s ease;
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}
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.bgm-action-btn:hover:not(:disabled)::after {
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opacity: 1;
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transform: translateX(-50%) translateY(0);
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}
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/* ===== 暗色主题 ===== */
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.share-card.dark { background: #1e1e1e; }
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.share-card.dark .card-header { border-bottom: 1px solid rgba(255,255,255,0.1); }
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.share-card.dark .card-body { background: #1e1e1e; padding-top: 15px; }
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.share-card.dark .main-title { color: #f0f0f0; }
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.share-card.dark .content-box { background: #2a2a2a; border-left: 5px solid #F09199; }
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.share-card.dark .content-text { color: #ddd; }
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.share-card.dark .tags-container { margin-top: 15px; }
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.share-card.dark .tag-item { background: #2a2a2a; border: 1px solid #F0919966; }
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.share-card.dark .card-footer { background: #181818; border-top: 1px solid rgba(255,255,255,0.1); }
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.share-card.dark .qr-img { background: #2a2a2a; }
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`;
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document.head.appendChild(style);
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function getElementByXpath(path) {
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return document.evaluate(path, document, null, XPathResult.FIRST_ORDERED_NODE_TYPE, null).singleNodeValue;
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}
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function fetchAsBase64(url) {
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return new Promise((resolve) => {
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if (!url) { resolve(""); return; }
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const finalUrl = url.startsWith('//') ? 'https:' + url : url;
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GM_xmlhttpRequest({
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method: "GET", url: finalUrl, responseType: "blob",
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onload: (res) => {
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const reader = new FileReader();
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reader.onloadend = () => resolve(reader.result);
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reader.readAsDataURL(res.response);
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},
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onerror: () => resolve("")
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});
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});
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}
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function getPageTags() {
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const groupLink = document.querySelector('a.avatar[href^="/group/"]');
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let groupName = '';
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if (groupLink) {
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groupLink.childNodes.forEach(n => { if (n.nodeType === 3) groupName += n.textContent.trim(); });
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}
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const replyCount = Math.max(0, document.querySelectorAll('[id^="post_"]').length - 1);
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return [groupName || 'Bangumi', `${replyCount} 回复`];
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}
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async function getAITags(title, content) {
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if (!AI_CONFIG.apiKey || AI_CONFIG.apiKey.includes("填入")) return getPageTags();
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return new Promise((resolve) => {
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const prompt = `根据标题和内容生成3个短标签，只要标签名，空格隔开。内容：${title} ${content.substring(0, 150)}`;
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GM_xmlhttpRequest({
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method: "POST", url: AI_CONFIG.apiUrl,
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headers: { "Content-Type": "application/json", "Authorization": `Bearer ${AI_CONFIG.apiKey}` },
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data: JSON.stringify({ model: AI_CONFIG.model, messages: [{ role: "user", content: prompt }], temperature: 0.5 }),
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onload: (res) => {
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try {
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const tags = JSON.parse(res.responseText).choices[0].message.content.trim().split(/\s+/).slice(0, 3);
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resolve(tags);
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} catch (e) { resolve(["话题", "讨论", "Bangumi"]); }
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},
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onerror: () => resolve(["话题", "讨论", "Bangumi"])
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});
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});
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}
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async function createShareImage() {
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const dark = isDark();
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if (typeof html2canvas === 'undefined') {
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alert("截图库加载失败，请刷新页面或检查网络。");
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return;
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}
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const loading = document.createElement('div');
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loading.innerHTML = '<div id="bgm-share-overlay" style="display:flex"><div id="loading-info">AI 正在提炼标签...</div></div>';
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document.body.appendChild(loading);
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const idNode = getElementByXpath("/html/body/div[1]/div[2]/div[1]/div[1]/div[2]/div[2]/strong/a");
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const username = idNode ? idNode.innerText.trim() : "未知用户";
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const timeNode = getElementByXpath("/html/body/div[1]/div[2]/div[1]/div[1]/div[2]/div[1]/div[1]/small");
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let postTime = timeNode ? (timeNode.innerText.match(/\d{4}-\d{1,2}-\d{1,2}\s\d{1,2}:\d{1,2}/)?.[0] || "未知时间") : "未知时间";
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const h1Node = document.querySelector('#pageHeader h1') || document.querySelector('h1');
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let pureTitle = "";
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if (h1Node) h1Node.childNodes.forEach(n => { if (n.nodeType === 3) pureTitle += n.textContent; });
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pureTitle = pureTitle.replace(/[»\n]/g, '').trim() || "分享话题";
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const masterPost = document.querySelector('.postTopic') || document.querySelector('[id^="post_"]');
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const contentEl = masterPost?.querySelector('.topic_content') || masterPost?.querySelector('.inner');
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let fullContent = "";
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if (contentEl) {
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const toHide = contentEl.querySelectorAll('.forum_category');
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toHide.forEach(el => el.style.display = 'none');
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fullContent = contentEl.innerText?.trim() || "";
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toHide.forEach(el => el.style.display = '');
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}
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let displayContent = fullContent.length > 300 ? fullContent.substring(0, 300) + "..." : fullContent;
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const avatarBox = masterPost?.querySelector('.avatarSize48');
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let avatarUrl = avatarBox ? window.getComputedStyle(avatarBox).backgroundImage.replace(/url\(["']?([^"']+)["']?\)/, '$1') : "";
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const currentFullUrl = window.location.origin + window.location.pathname;
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const displayUrl = currentFullUrl.replace(/^https?:\/\//, '');
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const [tags, base64Avatar, base64QR] = await Promise.all([
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getAITags(pureTitle, fullContent),
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fetchAsBase64(avatarUrl),
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fetchAsBase64(`https://api.qrserver.com/v1/create-qr-code/?size=150x150&data=${encodeURIComponent(currentFullUrl)}${dark ? '&color=F09199&bgcolor=2a2a2a' : ''}`)
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]);
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const tagsHtml = tags.map(tag => `<span class="tag-item"># ${tag}</span>`).join('');
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loading.remove();
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const overlay = document.createElement('div');
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overlay.id = 'bgm-share-overlay';
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overlay.style.display = 'flex';
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overlay.innerHTML = `
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<div style="display:flex; flex-direction:column; align-items:center;">
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<div id="capture-area" style="padding: 4px; background: transparent;">
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<div class="share-card${dark ? ' dark' : ''}">
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<div class="card-top-bar"></div>
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<div class="card-header">
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<img class="avatar-img" src="${base64Avatar}">
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<div class="user-meta">
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<span class="name">${username}</span>
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<span class="time">${postTime}</span>
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</div>
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</div>
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<div class="card-body">
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<h1 class="main-title">${pureTitle}</h1>
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<div class="content-box"><p class="content-text">${displayContent}</p></div>
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<div class="tags-container">${tagsHtml}</div>
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</div>
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<div class="card-footer">
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<div style="text-align:left">
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<div style="font-size:14px; font-weight:bold; color:#F09199">Bangumi 番组计划</div>
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<div style="font-size:10px; color:${dark ? '#888' : '#aaa'}; margin-top:2px;">${displayUrl}</div>
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</div>
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<img class="qr-img" src="${base64QR}">
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</div>
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</div>
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</div>
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<div class="bgm-btn-row">
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<button id="bgm-copy-btn" class="bgm-action-btn" disabled data-tip="复制图片">
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<svg width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><rect x="9" y="9" width="13" height="13" rx="2"/><path d="M5 15H4a2 2 0 0 1-2-2V4a2 2 0 0 1 2-2h9a2 2 0 0 1 2 2v1"/></svg>
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</button>
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<button id="bgm-download-btn" class="bgm-action-btn" disabled data-tip="下载图片">
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<svg width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M21 15v4a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2v-4"/><polyline points="7 10 12 15 17 10"/><line x1="12" y1="15" x2="12" y2="3"/></svg>
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</button>
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<button id="bgm-text-btn" class="bgm-action-btn" data-tip="复制文案">
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<svg width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M14 2H6a2 2 0 0 0-2 2v16a2 2 0 0 0 2 2h12a2 2 0 0 0 2-2V8z"/><polyline points="14 2 14 8 20 8"/><line x1="16" y1="13" x2="8" y2="13"/><line x1="16" y1="17" x2="8" y2="17"/><polyline points="10 9 9 9 8 9"/></svg>
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</button>
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<button id="bgm-close-btn" class="bgm-action-btn" data-tip="关闭">
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<svg width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><line x1="18" y1="6" x2="6" y2="18"/><line x1="6" y1="6" x2="18" y2="18"/></svg>
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</button>
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</div>
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</div>
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`;
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document.body.appendChild(overlay);
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let cancelled = false;
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document.getElementById('bgm-close-btn').addEventListener('click', () => {
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cancelled = true;
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overlay.remove();
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});
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const showToast = (msg) => {
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const toast = document.createElement('div');
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toast.textContent = msg;
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toast.style.cssText = 'position:fixed;bottom:40px;left:50%;transform:translateX(-50%);background:#333;color:#fff;padding:8px 20px;border-radius:20px;font-size:14px;z-index:100002;opacity:1;transition:opacity 0.5s';
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document.body.appendChild(toast);
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setTimeout(() => { toast.style.opacity = '0'; setTimeout(() => toast.remove(), 500); }, 1800);
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};
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document.getElementById('bgm-text-btn').addEventListener('click', async () => {
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const shareText = `【链接】${pureTitle} | Bangumi番组计划\n${currentFullUrl}`;
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try {
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await navigator.clipboard.writeText(shareText);
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showToast('✓ 文案已复制');
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} catch (e) {
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showToast('✗ 复制失败');
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}
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});
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setTimeout(async () => {
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if (cancelled) return;
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let canvas;
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let iframe = null;
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try {
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const timeout = new Promise((_, reject) => setTimeout(() => reject(new Error('timeout')), 10000));
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const captureEl = document.querySelector('#capture-area');
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// 将卡片注入独立 iframe，避免 html2canvas 克隆整个 Bangumi 页面 DOM
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iframe = document.createElement('iframe');
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iframe.style.cssText = 'position:fixed;top:0;left:0;border:0;opacity:0;pointer-events:none;z-index:99999;';
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iframe.style.width = captureEl.offsetWidth + 'px';
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iframe.style.height = captureEl.offsetHeight + 'px';
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document.body.appendChild(iframe);
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const iDoc = iframe.contentDocument;
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const iStyle = iDoc.createElement('style');
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iStyle.textContent = style.innerHTML;
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iDoc.head.appendChild(iStyle);
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iDoc.body.style.cssText = 'margin:0;padding:0;background:transparent;display:inline-block;';
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iDoc.body.innerHTML = captureEl.innerHTML;
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await new Promise(r => requestAnimationFrame(() => requestAnimationFrame(r)));
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canvas = await Promise.race([
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html2canvas(iDoc.body.firstElementChild, { scale: 2, backgroundColor: null }),
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timeout
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]);
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} catch (e) {
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iframe?.remove();
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showToast('✗ 截图失败，请刷新后重试');
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return;
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}
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iframe?.remove();
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if (cancelled) return;
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const copyBtn = document.getElementById('bgm-copy-btn');
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const downloadBtn = document.getElementById('bgm-download-btn');
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copyBtn.disabled = false;
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downloadBtn.disabled = false;
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copyBtn.addEventListener('click', async () => {
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try {
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const blob = await new Promise(resolve => canvas.toBlob(resolve, 'image/png'));
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await navigator.clipboard.write([new ClipboardItem({ 'image/png': blob })]);
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showToast('✓ 已复制到剪贴板');
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} catch (e) {
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showToast('✗ 复制失败，请改用下载');
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}
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});
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downloadBtn.addEventListener('click', () => {
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const link = document.createElement('a');
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link.download = `BGM_Share_${username}.png`;
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link.href = canvas.toDataURL('image/png');
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link.click();
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});
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}, 800);
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}
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const insertButton = () => {
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const menuInner = document.querySelector('#columnInSubjectB .menu_inner');
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if (menuInner && !document.getElementById('gen-card-btn')) {
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const br = document.createElement('br');
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const btn = document.createElement('a');
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btn.id = 'gen-card-btn';
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btn.href = 'javascript:void(0);';
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btn.className = 'l';
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btn.textContent = '/ 分享';
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menuInner.appendChild(br);
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menuInner.appendChild(btn);
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btn.addEventListener('click', createShareImage);
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}
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};
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setTimeout(insertButton, 500);
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})(); |