mirror of
https://github.com/BlueSkyXN/WorkerJS_CloudFlare_ImageBed.git
synced 2024-11-15 19:22:21 +08:00
97 lines
3.3 KiB
JavaScript
97 lines
3.3 KiB
JavaScript
// 来自 https://www.nodeseek.com/post-188355-1
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async function handleMtDpRequest(request) {
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console.log('Request received for DP upload:', request.url);
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if (request.method !== 'POST') {
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return new Response('Method Not Allowed', { status: 405 });
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}
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try {
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// 解析请求中的表单数据
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const formData = await request.formData();
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const file = formData.get('image'); // 前端上传的字段名为 'image'
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if (!file) {
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return new Response('No file uploaded', { status: 400 });
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}
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// 获取文件信息
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const fileName = file.name;
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const fileType = file.type; // 如 'image/jpeg'
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const fileSize = file.size;
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// 生成新的文件名（使用 MD5 和随机数）
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const timeStamp = new Date().getTime().toString();
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const randomNum = Math.floor(Math.random() * 100000).toString();
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const hash = await crypto.subtle.digest('MD5', new TextEncoder().encode(timeStamp + randomNum));
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const hashArray = Array.from(new Uint8Array(hash));
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const md5Hash = hashArray.map(b => b.toString(16).padStart(2, '0')).join('');
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const newFileName = md5Hash + '.' + fileName.split('.').pop();
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// 获取文件的最后修改时间（GMT 格式）
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const lastModifiedDate = new Date().toUTCString();
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// 创建新的 FormData，用于发送到大众点评的接口
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const dpFormData = new FormData();
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dpFormData.append('id', 'WU_FILE_0'); // 固定值
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dpFormData.append('name', newFileName);
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dpFormData.append('type', fileType);
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dpFormData.append('lastModifiedDate', lastModifiedDate);
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dpFormData.append('size', fileSize);
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dpFormData.append('file', file, newFileName); // 文件字段名为 'file'
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// 设置必要的头部信息
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const dpHeaders = {
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'Accept': 'application/json',
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'X-Requested-With': 'XMLHttpRequest'
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};
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// 大众点评的上传接口 URL
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const dpUrl = 'https://trust.dianping.com/upload.action';
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// 发送请求到大众点评接口
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const response = await fetch(dpUrl, {
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method: 'POST',
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headers: dpHeaders,
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body: dpFormData
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});
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if (!response.ok) {
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const errorText = await response.text();
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console.error(`Upload failed: Status ${response.status}, Body: ${errorText}`);
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return new Response(`Upload failed: ${errorText}`, { status: response.status });
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}
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// 解析大众点评接口的响应
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const responseData = await response.json();
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console.log('Response from DP API:', responseData);
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if (responseData && responseData.isSuccess) {
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let url = responseData.url;
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// 转为 HTTPS 协议
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url = url.replace('http://', 'https://');
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// 随机替换域名前缀
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const prefixes = ['img', 'p0', 'p1', 'p2'];
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const randomPrefix = prefixes[Math.floor(Math.random() * prefixes.length)];
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url = url.replace(/\/\/p0\./, `//${randomPrefix}.`);
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// 成功，返回图片 URL
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return new Response(url, {
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status: 200,
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headers: {
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'Content-Type': 'text/plain',
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'Access-Control-Allow-Origin': '*' // 根据需要调整 CORS 策略
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}
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});
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} else {
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console.error('Upload failed:', responseData);
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return new Response('Upload failed', { status: 500 });
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}
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} catch (error) {
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console.error('Error in handleDpUploadRequest:', error);
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return new Response('Internal Server Error', { status: 500 });
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}
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}
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