Feature plugin (GPTs like action based on function call)

README.md

@@ -91,13 +91,13 @@ For enterprise inquiries, please contact: **[email protected]**
 - [x] Desktop App with tauri
 - [x] Self-host Model: Fully compatible with [RWKV-Runner](https://github.com/josStorer/RWKV-Runner), as well as server deployment of [LocalAI](https://github.com/go-skynet/LocalAI): llama/gpt4all/rwkv/vicuna/koala/gpt4all-j/cerebras/falcon/dolly etc.
 - [x] Artifacts: Easily preview, copy and share generated content/webpages through a separate window [#5092](https://github.com/ChatGPTNextWeb/ChatGPT-Next-Web/pull/5092)
-- [x] Plugins: support artifacts, network search, calculator, any other apis etc. [#165](https://github.com/Yidadaa/ChatGPT-Next-Web/issues/165)
-  - [x] artifacts
-  - [ ] network search, calculator, any other apis etc. [#165](https://github.com/Yidadaa/ChatGPT-Next-Web/issues/165)
+- [x] Plugins: support network search, calculator, any other apis etc. [#165](https://github.com/Yidadaa/ChatGPT-Next-Web/issues/165) [#5353](https://github.com/ChatGPTNextWeb/ChatGPT-Next-Web/issues/5353)
+  - [x] network search, calculator, any other apis etc. [#165](https://github.com/Yidadaa/ChatGPT-Next-Web/issues/165) [#5353](https://github.com/ChatGPTNextWeb/ChatGPT-Next-Web/issues/5353)
 - [ ] local knowledge base
 
 ## What's New
 
+- 🚀 v2.15.0 Now supports Plugins! Read this: [NextChat-Awesome-Plugins](https://github.com/ChatGPTNextWeb/NextChat-Awesome-Plugins)
 - 🚀 v2.14.0 Now supports  Artifacts & SD 
 - 🚀 v2.10.1 support Google Gemini Pro model.
 - 🚀 v2.9.11 you can use azure endpoint now.
@@ -128,13 +128,13 @@ For enterprise inquiries, please contact: **[email protected]**
 - [x] 使用 tauri 打包桌面应用
 - [x] 支持自部署的大语言模型：开箱即用 [RWKV-Runner](https://github.com/josStorer/RWKV-Runner) ，服务端部署 [LocalAI 项目](https://github.com/go-skynet/LocalAI) llama / gpt4all / rwkv / vicuna / koala / gpt4all-j / cerebras / falcon / dolly 等等，或者使用 [api-for-open-llm](https://github.com/xusenlinzy/api-for-open-llm)
 - [x] Artifacts: 通过独立窗口，轻松预览、复制和分享生成的内容/可交互网页 [#5092](https://github.com/ChatGPTNextWeb/ChatGPT-Next-Web/pull/5092)
-- [x] 插件机制，支持 artifacts，联网搜索、计算器、调用其他平台 api [#165](https://github.com/Yidadaa/ChatGPT-Next-Web/issues/165)
-   - [x] artifacts
-   - [ ] 支持联网搜索、计算器、调用其他平台 api [#165](https://github.com/Yidadaa/ChatGPT-Next-Web/issues/165)
+- [x] 插件机制，支持`联网搜索`、`计算器`、调用其他平台 api [#165](https://github.com/Yidadaa/ChatGPT-Next-Web/issues/165) [#5353](https://github.com/ChatGPTNextWeb/ChatGPT-Next-Web/issues/5353)
+   - [x] 支持联网搜索、计算器、调用其他平台 api [#165](https://github.com/Yidadaa/ChatGPT-Next-Web/issues/165) [#5353](https://github.com/ChatGPTNextWeb/ChatGPT-Next-Web/issues/5353)
  - [ ] 本地知识库
 
 ## 最新动态
 
+- 🚀 v2.15.0 现在支持插件功能了！了解更多：[NextChat-Awesome-Plugins](https://github.com/ChatGPTNextWeb/NextChat-Awesome-Plugins)
 - 🚀 v2.14.0 现在支持 Artifacts & SD 了。
 - 🚀 v2.10.1 现在支持 Gemini Pro 模型。
 - 🚀 v2.9.11 现在可以使用自定义 Azure 服务了。

app/api/[provider]/[...path]/route.ts

@@ -10,6 +10,8 @@ import { handle as alibabaHandler } from "../../alibaba";
 import { handle as moonshotHandler } from "../../moonshot";
 import { handle as stabilityHandler } from "../../stability";
 import { handle as iflytekHandler } from "../../iflytek";
+import { handle as proxyHandler } from "../../proxy";
+
 async function handle(
   req: NextRequest,
   { params }: { params: { provider: string; path: string[] } },
@@ -36,8 +38,10 @@ async function handle(
       return stabilityHandler(req, { params });
     case ApiPath.Iflytek:
       return iflytekHandler(req, { params });
-    default:
+    case ApiPath.OpenAI:
       return openaiHandler(req, { params });
+    default:
+      return proxyHandler(req, { params });
   }
 }
 

app/api/common.ts

@@ -32,10 +32,7 @@ export async function requestOpenai(req: NextRequest) {
     authHeaderName = "Authorization";
   }
 
-  let path = `${req.nextUrl.pathname}${req.nextUrl.search}`.replaceAll(
-    "/api/openai/",
-    "",
-  );
+  let path = `${req.nextUrl.pathname}`.replaceAll("/api/openai/", "");
 
   let baseUrl =
     (isAzure ? serverConfig.azureUrl : serverConfig.baseUrl) || OPENAI_BASE_URL;

app/api/proxy.ts

@@ -0,0 +1,75 @@
+import { NextRequest, NextResponse } from "next/server";
+
+export async function handle(
+  req: NextRequest,
+  { params }: { params: { path: string[] } },
+) {
+  console.log("[Proxy Route] params ", params);
+
+  if (req.method === "OPTIONS") {
+    return NextResponse.json({ body: "OK" }, { status: 200 });
+  }
+
+  // remove path params from searchParams
+  req.nextUrl.searchParams.delete("path");
+  req.nextUrl.searchParams.delete("provider");
+
+  const subpath = params.path.join("/");
+  const fetchUrl = `${req.headers.get(
+    "x-base-url",
+  )}/${subpath}?${req.nextUrl.searchParams.toString()}`;
+  const skipHeaders = ["connection", "host", "origin", "referer", "cookie"];
+  const headers = new Headers(
+    Array.from(req.headers.entries()).filter((item) => {
+      if (
+        item[0].indexOf("x-") > -1 ||
+        item[0].indexOf("sec-") > -1 ||
+        skipHeaders.includes(item[0])
+      ) {
+        return false;
+      }
+      return true;
+    }),
+  );
+  const controller = new AbortController();
+  const fetchOptions: RequestInit = {
+    headers,
+    method: req.method,
+    body: req.body,
+    // to fix #2485: https://stackoverflow.com/questions/55920957/cloudflare-worker-typeerror-one-time-use-body
+    redirect: "manual",
+    // @ts-ignore
+    duplex: "half",
+    signal: controller.signal,
+  };
+
+  const timeoutId = setTimeout(
+    () => {
+      controller.abort();
+    },
+    10 * 60 * 1000,
+  );
+
+  try {
+    const res = await fetch(fetchUrl, fetchOptions);
+    // to prevent browser prompt for credentials
+    const newHeaders = new Headers(res.headers);
+    newHeaders.delete("www-authenticate");
+    // to disable nginx buffering
+    newHeaders.set("X-Accel-Buffering", "no");
+
+    // The latest version of the OpenAI API forced the content-encoding to be "br" in json response
+    // So if the streaming is disabled, we need to remove the content-encoding header
+    // Because Vercel uses gzip to compress the response, if we don't remove the content-encoding header
+    // The browser will try to decode the response with brotli and fail
+    newHeaders.delete("content-encoding");
+
+    return new Response(res.body, {
+      status: res.status,
+      statusText: res.statusText,
+      headers: newHeaders,
+    });
+  } finally {
+    clearTimeout(timeoutId);
+  }
+}

app/client/api.ts

@@ -5,7 +5,13 @@ import {
   ModelProvider,
   ServiceProvider,
 } from "../constant";
-import { ChatMessage, ModelType, useAccessStore, useChatStore } from "../store";
+import {
+  ChatMessageTool,
+  ChatMessage,
+  ModelType,
+  useAccessStore,
+  useChatStore,
+} from "../store";
 import { ChatGPTApi, DalleRequestPayload } from "./platforms/openai";
 import { GeminiProApi } from "./platforms/google";
 import { ClaudeApi } from "./platforms/anthropic";
@@ -56,6 +62,8 @@ export interface ChatOptions {
   onFinish: (message: string) => void;
   onError?: (err: Error) => void;
   onController?: (controller: AbortController) => void;
+  onBeforeTool?: (tool: ChatMessageTool) => void;
+  onAfterTool?: (tool: ChatMessageTool) => void;
 }
 
 export interface LLMUsage {