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1 file changed, 94 insertions
liushen-api.js(fichier créé)
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1 | + | import HOME_HTML from './home.html'; | |
2 | + | ||
3 | + | import SCREENSHOT_HTML from './screenshot.html'; | |
4 | + | ||
5 | + | export default { | |
6 | + | async fetch(request, env, ctx) { | |
7 | + | // 获取请求的 URL 和路径 | |
8 | + | const url = new URL(request.url); | |
9 | + | const path = url.pathname; | |
10 | + | ||
11 | + | // 路由不同的 API 接口 | |
12 | + | if (path.startsWith('/api/screenshot')) { | |
13 | + | return handleScreenshotRequest(url); | |
14 | + | } | |
15 | + | ||
16 | + | // 处理主页的请求 | |
17 | + | if (path === '/') { | |
18 | + | return new Response(HOME_HTML, { | |
19 | + | status: 200, | |
20 | + | headers: { | |
21 | + | "content-type": "text/html" | |
22 | + | } | |
23 | + | }); | |
24 | + | } | |
25 | + | ||
26 | + | if (path === '/screenshot') { | |
27 | + | return new Response(SCREENSHOT_HTML, { | |
28 | + | status: 200, | |
29 | + | headers: { | |
30 | + | "content-type": "text/html" | |
31 | + | } | |
32 | + | }); | |
33 | + | } | |
34 | + | ||
35 | + | return new Response('Invalid API endpoint', { status: 404 }); | |
36 | + | } | |
37 | + | } | |
38 | + | ||
39 | + | // 处理 /api/screenshot 请求 | |
40 | + | async function handleScreenshotRequest(url) { | |
41 | + | const targetUrl = url.searchParams.get('url') || 'https://www.liushen.fun/'; | |
42 | + | const width = url.searchParams.get('width') || 400; | |
43 | + | const height = url.searchParams.get('height') || 250; | |
44 | + | const method = url.searchParams.get('method') || '1'; // 默认为 mshot 方法 | |
45 | + | ||
46 | + | console.log(targetUrl, width, height, method); | |
47 | + | ||
48 | + | // 构造第一个截图 API 请求地址 (mshots) | |
49 | + | const screenshotUrl1 = `https://s0.wp.com/mshots/v1/${encodeURIComponent(targetUrl)}?w=${width}&h=${height}`; | |
50 | + | // 构造第二个截图 API 请求地址 (urlscan) | |
51 | + | const screenshotUrl2 = `https://urlscan.io/liveshot/?width=${width}&height=${height}&url=${encodeURIComponent(targetUrl)}`; | |
52 | + | ||
53 | + | try { | |
54 | + | let response; | |
55 | + | ||
56 | + | // 根据 method 参数选择首选的截图方式 | |
57 | + | if (method === '1') { | |
58 | + | // 请求 mshot | |
59 | + | response = await fetchWithUA(screenshotUrl1); | |
60 | + | if (!response.ok) { | |
61 | + | console.log("mshots failed, trying urlscan"); | |
62 | + | response = await fetchWithUA(screenshotUrl2); // 如果 mshots 失败,尝试 urlscan | |
63 | + | } | |
64 | + | } else { | |
65 | + | // 请求 urlscan | |
66 | + | response = await fetchWithUA(screenshotUrl2); | |
67 | + | if (!response.ok) { | |
68 | + | console.log("urlscan failed, trying mshots"); | |
69 | + | response = await fetchWithUA(screenshotUrl1); // 如果 urlscan 失败,尝试 mshots | |
70 | + | } | |
71 | + | } | |
72 | + | ||
73 | + | // 如果两个 API 都失败,返回 403 错误 | |
74 | + | if (!response.ok) { | |
75 | + | console.log("Both APIs failed, returning 403"); | |
76 | + | return new Response("Both screenshot APIs failed.", { status: 403 }); | |
77 | + | } | |
78 | + | ||
79 | + | return new Response(response.body, response); | |
80 | + | } catch (error) { | |
81 | + | // 捕获异常并返回 403 错误 | |
82 | + | console.log("Error occurred:", error); | |
83 | + | return new Response("Error occurred while processing the request.", { status: 403 }); | |
84 | + | } | |
85 | + | } | |
86 | + | ||
87 | + | // 添加带有 User-Agent 的 fetch 方法 | |
88 | + | async function fetchWithUA(url) { | |
89 | + | return await fetch(url, { | |
90 | + | headers: { | |
91 | + | 'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/128.0.0.0 Safari/537.36' | |
92 | + | } | |
93 | + | }); | |
94 | + | } |
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