Feat: DJI & Bili API

大疆和哔哩哔哩的 iframe API

src/api/bili.ts

@@ -0,0 +1,93 @@
+import { Api, Get, Query, useContext } from "@midwayjs/hooks";
+
+import { getVideoInfo } from "./utils/bili";
+
+import { client } from "./utils/redis";
+
+const availableStyle = ["gray", "white", "black", "shadow"];
+
+export default Api(
+  Get(),
+  Query<{ av?: string, bv?: string }>(),
+  async () => {
+    const ctx = useContext();
+
+    const id = ctx.query.av || ctx.query.bv;
+    const type = "av" in ctx.query ? "av" : "bv" in ctx.query ? "bv" : undefined;
+
+    if (!id) {
+      return "请输入 ID";
+    }
+
+    if (!type) {
+      return "无效的 type";
+    }
+
+    // 增加使用数量
+    await client.incr("api-next:stat:bili");
+
+    // 尝试使用缓存
+    const cached = await client.lRange(`api-next:bili:${id}`, 0, 3);
+
+    let result;
+
+    if (cached.length) {
+      result = {
+        title: cached[0],
+        image: cached[1],
+        desc: cached[2],
+      };
+    }
+    else {
+      const info = await getVideoInfo(id, type);
+
+      if (!info) {
+        return "获取失败";
+      }
+
+      await client.rPush(`api-next:bili:${id}`, [
+        info.title,
+        info.image,
+        info.desc,
+      ]);
+      await client.expire(`api-next:bili:${id}`, 21600);
+
+      result = info;
+    }
+
+    // 后期参数填补
+    let classname = "bili-box";
+
+    if (ctx.query.style && availableStyle.includes(ctx.query.style)) {
+      classname += ` ${ctx.query.style}`;
+    }
+
+    const link = `https://www.bilibili.com/video/${type === "av" ? "av" : ""}/${id}`;
+
+    return (`
+<!DOCTYPE html>
+<html lang="zh-cmn-hans">
+<head>
+  <meta charset="UTF-8">
+  <title>哔哩小窗 iFrame API</title>
+  <meta name="referrer" content="no-referrer" />
+  <link href="/assets/bili.css" rel="stylesheet" type="text/css" />
+</head>
+<body>
+<div class="${classname}">
+    <a class="bili-img" href="${link}" target="_blank">
+      <img src="${result.image}" alt="${result.title}" referrerpolicy="no-referrer" />
+    </a>
+    <div class="bili-info">
+      <h1><a href="${link}" target="_blank">${result.title}</a></h1>
+      <p>${result.desc}</p>
+    </div>
+    <div class="bili-powered">
+      <a href="https://api.paugram.com" target="_blank" title="使用了奇趣保罗的哔哩哔哩小窗接口">哔哩小窗</a>
+    </div>
+    <div class="bili-hidden">Cached: ${cached.length ? true : false}</div>
+</div>
+</body>
+</html>`)
+  }
+);

src/api/dji.ts

@@ -0,0 +1,27 @@
+import { Api, Get, Query, useContext } from "@midwayjs/hooks";
+
+import { client } from "./utils/redis";
+
+export default Api(
+  Get(),
+  Query<{ id?: string, loop?: string }>(),
+  async () => {
+    const ctx = useContext();
+
+    // 增加使用数量
+    await client.incr("api-next:stat:dji");
+
+    return (`
+<!DOCTYPE html>
+<html lang="zh-cmn-hans">
+<head>
+  <title>大疆视频外链</title>
+  <meta name="referrer" content="no-referrer"/>
+  <style>*{ margin: 0 } video{ width: 100%; height: 100%; background: #000; max-width: 100%; outline: none }</style>
+</head>
+<body>
+  ${ctx.query.id ? `<video src="https://cn-videos.dji.net/video_trans/${ctx.query.id}/720.mp4" controls${"loop" in ctx.query ? " loop" : ""}></video>` : "<p>没有输入 ID</p>"}
+</body>
+</html>`)
+  }
+);

src/api/netease.ts

@@ -14,9 +14,6 @@ export default Api(
     ctx.set("access-control-allow-origin", "*");
     ctx.set("access-control-allow-headers", "x-requested-with");
 
-    // 增加使用数量
-    await client.incr("api-next:stat:netease");
-
     const { id } = ctx.query;
 
     if (!id) {
@@ -26,6 +23,9 @@ export default Api(
       }
     }
 
+    // 增加使用数量
+    await client.incr("api-next:stat:netease");
+
     // 直接播放
     if ("play" in ctx.query) {
       ctx.status = 302;

src/api/utils/bili.ts

@@ -0,0 +1,23 @@
+import fetch from "isomorphic-unfetch";
+
+export const getVideoInfo = async (id: number | string, type: "av" | "bv") => {
+  return fetch(`https://api.bilibili.com/x/web-interface/view?${type === "av" ? "aid" : "bvid"}=${id}`).then(res => {
+    try{
+      return res.json();
+    }
+    catch(e){
+      // Todo: 这个地方可能会有问题
+      return undefined;
+    }
+  }).then(json => {
+    return json ? parseVideoData(json.data) : undefined;
+  })
+}
+
+export const parseVideoData = (json: any) => {
+  return {
+    title: json.title,
+    image: json.pic.replace(/^http:\/\//, "https://"),
+    desc: json.desc.length > 60 ? `${json.desc.substring(0, 60)}...` : json.desc,
+  }
+}