103 lines
2.4 KiB
TypeScript
103 lines
2.4 KiB
TypeScript
// 获取弹幕 API 路由
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import { NextRequest, NextResponse } from 'next/server';
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import { getConfig } from '@/lib/config';
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export const runtime = 'nodejs';
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// 解析弹幕 XML 为 JSON
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function parseXmlDanmaku(xmlText: string): Array<{ p: string; m: string; cid: number }> {
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const comments: Array<{ p: string; m: string; cid: number }> = [];
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// 使用正则表达式提取所有 <d> 标签
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const dTagRegex = /<d\s+p="([^"]+)"[^>]*>([^<]*)<\/d>/g;
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let match;
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while ((match = dTagRegex.exec(xmlText)) !== null) {
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const p = match[1];
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const m = match[2];
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// 从 p 属性中提取 cid（弹幕ID）
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const pParts = p.split(',');
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const cid = pParts[7] ? parseInt(pParts[7]) : 0;
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comments.push({
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p,
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m,
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cid,
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});
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}
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return comments;
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}
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export async function GET(request: NextRequest) {
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try {
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const searchParams = request.nextUrl.searchParams;
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const episodeId = searchParams.get('episodeId');
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const url = searchParams.get('url');
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// 至少需要一个参数
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if (!episodeId && !url) {
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return NextResponse.json(
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{
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count: 0,
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comments: [],
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},
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{ status: 400 }
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);
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}
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// 从数据库读取弹幕配置
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const config = await getConfig();
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const { DanmakuApiBase, DanmakuApiToken } = config.SiteConfig;
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// 构建 API URL
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const baseUrl =
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DanmakuApiToken === '87654321'
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? DanmakuApiBase
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: `${DanmakuApiBase}/${DanmakuApiToken}`;
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let apiUrl: string;
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if (episodeId) {
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// 通过剧集 ID 获取弹幕 - 使用 XML 格式
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apiUrl = `${baseUrl}/api/v2/comment/${episodeId}?format=xml`;
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} else {
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// 通过视频 URL 获取弹幕 - 使用 XML 格式
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apiUrl = `${baseUrl}/api/v2/comment?url=${encodeURIComponent(url!)}&format=xml`;
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}
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const response = await fetch(apiUrl, {
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method: 'GET',
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headers: {
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'Accept': 'application/xml, text/xml',
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},
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});
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if (!response.ok) {
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throw new Error(`HTTP error! status: ${response.status}`);
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}
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// 获取 XML 文本
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const xmlText = await response.text();
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// 解析 XML 为 JSON
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const comments = parseXmlDanmaku(xmlText);
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return NextResponse.json({
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count: comments.length,
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comments,
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});
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} catch (error) {
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console.error('获取弹幕代理错误:', error);
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return NextResponse.json(
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{
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count: 0,
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comments: [],
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},
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{ status: 500 }
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);
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}
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}
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