update plugins and env template for better usages

.env.template

@@ -1,4 +1,3 @@
-
 # Your openai api key. (required)
 OPENAI_API_KEY=sk-xxxx
 
@@ -69,3 +68,13 @@ QDRANT_URL=
 # Configuration is required when turning on RAG.
 # Default: Empty
 QDRANT_API_KEY=
+
+# (optional)
+# Default: Empty
+# Put your cookies at bilibili.com here in the exact format as in the Cookie header in HTTP. Usually it works without cookies. Leaving this empty will disable searching and fetching videos' conclusion data from Bilibili.
+BILIBILI_COOKIES=
+
+# (optional)
+# Default: Empty
+# Address of the metaprocess server for advanced video processing features (currently music recognition). Leaving this empty will disable them.
+BILIVID_METAPROCESS_SERVER_ADDRESS=

app/api/langchain-tools/bili_wbi_tools.ts

@@ -1,4 +1,5 @@
 import md5 from "md5";
+import { getRandomUserAgent } from "./ua_tools";
 
 const mixinKeyEncTab: number[] = [
   46, 47, 18, 2, 53, 8, 23, 32, 15, 50, 10, 31, 58, 3, 45, 35, 27, 43, 5, 49,
@@ -45,14 +46,18 @@ export async function getWbiKeys(): Promise<{
   img_key: string;
   sub_key: string;
 }> {
+  // check if process.env.BILIBILI_COOKIES is set
+  if (!process.env.BILIBILI_COOKIES) {
+    throw new Error(
+      "Cookie not found. Please set BILIBILI_COOKIES environment variable.",
+    );
+  }
   const res: Response = await fetch(
     "https://api.bilibili.com/x/web-interface/nav",
     {
       headers: {
-        // SESSDATA 字段
+        Cookie: process.env.BILIBILI_COOKIES,
-        Cookie: "SESSDATA=xxxxxx",
+        "User-Agent": getRandomUserAgent(),
-        "User-Agent":
-          "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/58.0.3029.110 Safari/537.3",
         Referer: "https://www.bilibili.com/", //对于直接浏览器调用可能不适用
       },
     },

app/api/langchain-tools/bilibili_music_recognition.ts

@@ -1,6 +1,5 @@
 import { Tool } from "@langchain/core/tools";
 import { getRandomUserAgent } from "./ua_tools";
-import { encWbi, getWbiKeys } from "./bili_wbi_tools";
 
 export interface Headers {
   [key: string]: string;
@@ -35,12 +34,24 @@ export class BilibiliMusicRecognitionTool extends Tool implements RequestTool {
     try {
       // let result = await this.doAcrcloudRecognitionUsingMetaprocAPI(searchQuery);
       // parse query
-      const [videoAid, pid, targetSec] = query.split(",");
+      var [videoAid, pid, targetSec] = query.split(",");
       // check if arguments are valid
-      // is videoAid a string of numbers?
+      if (!(/^\d+$/.test(videoAid) || /^av\d+$/.test(videoAid))) {
-      if (!/^\d+$/.test(videoAid)) {
         throw new Error(
-          "Invalid videoAid: It should be a string of numbers. If a BVid or a short link is given, please convert it to Aid using av{BVid} format using BiliVideoInfo tool.",
+          "Invalid videoAid: It should be a string of numbers. If a BVid or a short link is given, please convert it to Aid using av{Aid} format using BiliVideoInfo tool.",
+        );
+      }
+      if (videoAid.startsWith("av")) videoAid = videoAid.slice(2);
+
+      if (!/^\d+$/.test(pid)) {
+        throw new Error(
+          "Invalid pid: it should be a number representing the page number of the video, starting from 1.",
+        );
+      }
+
+      if (!/^\d+$/.test(targetSec)) {
+        throw new Error(
+          "Invalid targetSec: it should be a number representing the time in seconds where the recognition is expected to start from.",
         );
       }
 
@@ -62,9 +73,13 @@ export class BilibiliMusicRecognitionTool extends Tool implements RequestTool {
     pid: number,
     targetSec: number,
   ) {
-    // get http://10.0.1.3:32345/api/recog_music_in_bili_video?video_aid=170001&pid=1&target_sec=14
+    if (!process.env.BILIVID_METAPROCESS_SERVER_ADDRESS) {
-    // TODO open-source the forwarding server, and put the server address in an environment variable
+      throw new Error(
-    const url = `http://10.0.1.3:32345/api/recog_music_in_bili_video?video_aid=${videoAid}&pid=${pid}&target_sec=${targetSec}`;
+        "BILIVID_METAPROCESS_SERVER_ADDRESS environment variable is not set. Please set it to the address of the BiliVid metaprocess server.",
+      );
+    }
+    // for reference: https://github.com/fred913/bilivid-metaprocess-server
+    const url = `http://${process.env.BILIVID_METAPROCESS_SERVER_ADDRESS}/api/recog_music_in_bili_video?video_aid=${videoAid}&pid=${pid}&target_sec=${targetSec}`;
 
     const headers = {
       "User-Agent": getRandomUserAgent(),

app/api/langchain-tools/bilibili_vid_conclusion.ts

@@ -35,7 +35,6 @@ export class BilibiliVideoConclusionTool extends Tool implements RequestTool {
     try {
       var [videoAid, pid] = query.split(",");
       // check if arguments are valid
-      // is videoAid a string of numbers?
       if (!(/^\d+$/.test(videoAid) || /^av\d+$/.test(videoAid))) {
         throw new Error(
           "Invalid videoAid: It should be a string of numbers. If a BVid or a short link is given, please convert it to Aid using av{Aid} format using BiliVideoInfo tool.",

app/api/langchain-tools/nodejs_tools.ts

@@ -57,8 +57,8 @@ export class NodeJSTool {
     const pdfBrowserTool = new PDFBrowser(this.model, this.embeddings);
     const bilibiliVideoInfoTool = new BilibiliVideoInfoTool();
     const bilibiliVideoSearchTool = new BilibiliVideoSearchTool();
-    const bilibiliMusicRecognitionTool = new BilibiliMusicRecognitionTool();
     const bilibiliVideoConclusionTool = new BilibiliVideoConclusionTool();
+    const bilibiliMusicRecognitionTool = new BilibiliMusicRecognitionTool();
     let tools = [
       calculatorTool,
       webBrowserTool,