支持兼容dalle3绘图调用接口

src/api/consts/exceptions.ts

@@ -5,5 +5,6 @@ export default {
     API_TOKEN_EXPIRES: [-2002, 'Token已失效'],
     API_FILE_URL_INVALID: [-2003, '远程文件URL非法'],
     API_FILE_EXECEEDS_SIZE: [-2004, '远程文件超出大小'],
-    API_CHAT_STREAM_PUSHING: [-2005, '已有对话流正在输出']
+    API_CHAT_STREAM_PUSHING: [-2005, '已有对话流正在输出'],
+    API_CONTENT_FILTERED: [-2006, '内容由于合规问题已被阻止生成']
 }

src/api/routes/images.ts

@@ -0,0 +1,39 @@
+import _ from "lodash";
+
+import Request from "@/lib/request/Request.ts";
+import chat from "@/api/controllers/chat.ts";
+import util from "@/lib/util.ts";
+
+export default {
+  prefix: "/v1/images",
+
+  post: {
+    "/generations": async (request: Request) => {
+      request
+        .validate("body.prompt", _.isString)
+        .validate("headers.authorization", _.isString);
+      // refresh_token切分
+      const tokens = chat.tokenSplit(request.headers.authorization);
+      // 随机挑选一个refresh_token
+      const token = _.sample(tokens);
+      const prompt = request.body.prompt;
+      const responseFormat = _.defaultTo(request.body.response_format, "url");
+      const model = request.body.model;
+      const imageUrls = await chat.generateImages(model, prompt, token);
+      let data = [];
+      if (responseFormat == "b64_json") {
+        data = (
+          await Promise.all(imageUrls.map((url) => util.fetchFileBASE64(url)))
+        ).map((b64) => ({ b64_json: b64 }));
+      } else {
+        data = imageUrls.map((url) => ({
+          url,
+        }));
+      }
+      return {
+        created: util.unixTimestamp(),
+        data,
+      };
+    },
+  },
+};

src/api/routes/index.ts

@@ -1,7 +1,9 @@
 import chat from "./chat.ts";
+import images from "./images.ts";
 import ping from "./ping.ts";
 
 export default [
     chat,
+    images,
     ping
 ];

src/lib/util.ts

@@ -1,41 +1,43 @@
-import os from 'os';
-import path from 'path';
-import crypto from 'crypto';
-import { Readable, Writable } from 'stream';
+import os from "os";
+import path from "path";
+import crypto from "crypto";
+import { Readable, Writable } from "stream";
 
-import 'colors';
-import mime from 'mime';
-import fs from 'fs-extra';
-import { v1 as uuid } from 'uuid';
-import { format as dateFormat } from 'date-fns';
-import CRC32 from 'crc-32';
-import randomstring from 'randomstring';
-import _ from 'lodash';
-import { CronJob } from 'cron';
+import "colors";
+import mime from "mime";
+import axios from "axios";
+import fs from "fs-extra";
+import { v1 as uuid } from "uuid";
+import { format as dateFormat } from "date-fns";
+import CRC32 from "crc-32";
+import randomstring from "randomstring";
+import _ from "lodash";
+import { CronJob } from "cron";
 
-import HTTP_STATUS_CODE from './http-status-codes.ts';
+import HTTP_STATUS_CODE from "./http-status-codes.ts";
 
 const autoIdMap = new Map();
 
 const util = {
-
   is2DArrays(value: any) {
-        return _.isArray(value) && (!value[0] || (_.isArray(value[0]) && _.isArray(value[value.length - 1])));
+    return (
+      _.isArray(value) &&
+      (!value[0] || (_.isArray(value[0]) && _.isArray(value[value.length - 1])))
+    );
   },
 
-    uuid: (separator = true) => separator ? uuid() : uuid().replace(/\-/g, ""),
+  uuid: (separator = true) => (separator ? uuid() : uuid().replace(/\-/g, "")),
 
-    autoId: (prefix = '') => {
+  autoId: (prefix = "") => {
     let index = autoIdMap.get(prefix);
-        if(index > 999999) index = 0;  //超过最大数字则重置为0
+    if (index > 999999) index = 0; //超过最大数字则重置为0
     autoIdMap.set(prefix, (index || 0) + 1);
     return `${prefix}${index || 1}`;
   },
 
   ignoreJSONParse(value: string) {
     const result = _.attempt(() => JSON.parse(value));
-        if(_.isError(result))
-            return null;
+    if (_.isError(result)) return null;
     return result;
   },
 
@@ -44,13 +46,14 @@ const util = {
   },
 
   getResponseContentType(value: any): string | null {
-        return value.headers ? (value.headers["content-type"] || value.headers["Content-Type"]) : null;
+    return value.headers
+      ? value.headers["content-type"] || value.headers["Content-Type"]
+      : null;
   },
 
   mimeToExtension(value: string) {
     let extension = mime.getExtension(value);
-        if(extension == "mpga")
-            return "mp3";
+    if (extension == "mpga") return "mp3";
     return extension;
   },
 
@@ -60,8 +63,15 @@ const util = {
   },
 
   createCronJob(cronPatterns: any, callback?: Function) {
-        if(!_.isFunction(callback)) throw new Error("callback must be an Function");
-        return new CronJob(cronPatterns, () => callback(), null, false, "Asia/Shanghai");
+    if (!_.isFunction(callback))
+      throw new Error("callback must be an Function");
+    return new CronJob(
+      cronPatterns,
+      () => callback(),
+      null,
+      false,
+      "Asia/Shanghai"
+    );
   },
 
   getDateString(format = "yyyy-MM-dd", date = new Date()) {
@@ -73,9 +83,13 @@ const util = {
     const addresses = [];
     for (let name in interfaces) {
       const networks = interfaces[name];
-            const results = networks.filter(network => network.family === "IPv4" && network.address !== "127.0.0.1" && !network.internal);
-            if (results[0] && results[0].address)
-                addresses.push(results[0].address);
+      const results = networks.filter(
+        (network) =>
+          network.family === "IPv4" &&
+          network.address !== "127.0.0.1" &&
+          !network.internal
+      );
+      if (results[0] && results[0].address) addresses.push(results[0].address);
     }
     return addresses;
   },
@@ -85,19 +99,27 @@ const util = {
     const addresses = [];
     for (let name in interfaces) {
       const networks = interfaces[name];
-            const results = networks.filter(network => network.family === "IPv4" && network.address !== "127.0.0.1" && !network.internal);
-            if (results[0] && results[0].mac)
-                addresses.push(results[0].mac);
+      const results = networks.filter(
+        (network) =>
+          network.family === "IPv4" &&
+          network.address !== "127.0.0.1" &&
+          !network.internal
+      );
+      if (results[0] && results[0].mac) addresses.push(results[0].mac);
     }
     return addresses;
   },
 
   generateSSEData(event?: string, data?: string, retry?: number) {
-        return `event: ${event || "message"}\ndata: ${(data || "").replace(/\n/g, "\\n").replace(/\s/g, "\\s")}\nretry: ${retry || 3000}\n\n`;
+    return `event: ${event || "message"}\ndata: ${(data || "")
+      .replace(/\n/g, "\\n")
+      .replace(/\s/g, "\\s")}\nretry: ${retry || 3000}\n\n`;
   },
 
   buildDataBASE64(type, ext, buffer) {
-        return `data:${type}/${ext.replace("jpg", "jpeg")};base64,${buffer.toString("base64")}`;
+    return `data:${type}/${ext.replace("jpg", "jpeg")};base64,${buffer.toString(
+      "base64"
+    )}`;
   },
 
   isLinux() {
@@ -105,7 +127,15 @@ const util = {
   },
 
   isIPAddress(value) {
-        return _.isString(value) && (/^((2[0-4]\d|25[0-5]|[01]?\d\d?)\.){3}(2[0-4]\d|25[0-5]|[01]?\d\d?)$/.test(value) || /\s*((([0-9A-Fa-f]{1,4}:){7}([0-9A-Fa-f]{1,4}|:))|(([0-9A-Fa-f]{1,4}:){6}(:[0-9A-Fa-f]{1,4}|((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3})|:))|(([0-9A-Fa-f]{1,4}:){5}(((:[0-9A-Fa-f]{1,4}){1,2})|:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3})|:))|(([0-9A-Fa-f]{1,4}:){4}(((:[0-9A-Fa-f]{1,4}){1,3})|((:[0-9A-Fa-f]{1,4})?:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:))|(([0-9A-Fa-f]{1,4}:){3}(((:[0-9A-Fa-f]{1,4}){1,4})|((:[0-9A-Fa-f]{1,4}){0,2}:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:))|(([0-9A-Fa-f]{1,4}:){2}(((:[0-9A-Fa-f]{1,4}){1,5})|((:[0-9A-Fa-f]{1,4}){0,3}:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:))|(([0-9A-Fa-f]{1,4}:){1}(((:[0-9A-Fa-f]{1,4}){1,6})|((:[0-9A-Fa-f]{1,4}){0,4}:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:))|(:(((:[0-9A-Fa-f]{1,4}){1,7})|((:[0-9A-Fa-f]{1,4}){0,5}:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:)))(%.+)?\s*/.test(value));
+    return (
+      _.isString(value) &&
+      (/^((2[0-4]\d|25[0-5]|[01]?\d\d?)\.){3}(2[0-4]\d|25[0-5]|[01]?\d\d?)$/.test(
+        value
+      ) ||
+        /\s*((([0-9A-Fa-f]{1,4}:){7}([0-9A-Fa-f]{1,4}|:))|(([0-9A-Fa-f]{1,4}:){6}(:[0-9A-Fa-f]{1,4}|((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3})|:))|(([0-9A-Fa-f]{1,4}:){5}(((:[0-9A-Fa-f]{1,4}){1,2})|:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3})|:))|(([0-9A-Fa-f]{1,4}:){4}(((:[0-9A-Fa-f]{1,4}){1,3})|((:[0-9A-Fa-f]{1,4})?:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:))|(([0-9A-Fa-f]{1,4}:){3}(((:[0-9A-Fa-f]{1,4}){1,4})|((:[0-9A-Fa-f]{1,4}){0,2}:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:))|(([0-9A-Fa-f]{1,4}:){2}(((:[0-9A-Fa-f]{1,4}){1,5})|((:[0-9A-Fa-f]{1,4}){0,3}:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:))|(([0-9A-Fa-f]{1,4}:){1}(((:[0-9A-Fa-f]{1,4}){1,6})|((:[0-9A-Fa-f]{1,4}){0,4}:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:))|(:(((:[0-9A-Fa-f]{1,4}){1,7})|((:[0-9A-Fa-f]{1,4}){0,5}:((25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)(\.(25[0-5]|2[0-4]\d|1\d\d|[1-9]?\d)){3}))|:)))(%.+)?\s*/.test(
+          value
+        ))
+    );
   },
 
   isPort(value) {
@@ -113,11 +143,17 @@ const util = {
   },
 
   isReadStream(value): boolean {
-        return value && (value instanceof Readable || "readable" in value || value.readable);
+    return (
+      value &&
+      (value instanceof Readable || "readable" in value || value.readable)
+    );
   },
 
   isWriteStream(value): boolean {
-        return value && (value instanceof Writable || "writable" in value || value.writable);
+    return (
+      value &&
+      (value instanceof Writable || "writable" in value || value.writable)
+    );
   },
 
   isHttpStatusCode(value) {
@@ -142,7 +178,7 @@ const util = {
 
   extractBASE64DataFormat(value): string | null {
     const match = value.trim().match(/^data:(.+);base64,/);
-        if(!match) return null;
+    if (!match) return null;
     return match[1];
   },
 
@@ -167,7 +203,9 @@ const util = {
   },
 
   isEmail(value) {
-        return /^([a-zA-Z0-9]+[_|\_|\.]?)*[a-zA-Z0-9]+@([a-zA-Z0-9]+[_|\_|\.]?)*[a-zA-Z0-9]+\.[a-zA-Z]{2,3}$/.test(value);
+    return /^([a-zA-Z0-9]+[_|\_|\.]?)*[a-zA-Z0-9]+@([a-zA-Z0-9]+[_|\_|\.]?)*[a-zA-Z0-9]+\.[a-zA-Z]{2,3}$/.test(
+      value
+    );
   },
 
   isAsyncFunction(value) {
@@ -181,7 +219,7 @@ const util = {
       readStream.once("end", resolve);
       readStream.once("error", reject);
     });
-        readStream.once("data", data => head = data);
+    readStream.once("data", (data) => (head = data));
     await readPromise;
     return head.compare(Buffer.from([0x61, 0x63, 0x54, 0x4c])) === 0;
   },
@@ -197,7 +235,9 @@ const util = {
   urlJoin(...values) {
     let url = "";
     for (let i = 0; i < values.length; i++)
-            url += `${i > 0 ? "/" : ""}${values[i].replace(/^\/*/, "").replace(/\/*$/, "")}`;
+      url += `${i > 0 ? "/" : ""}${values[i]
+        .replace(/^\/*/, "")
+        .replace(/\/*$/, "")}`;
     return url;
   },
 
@@ -208,16 +248,19 @@ const util = {
     const hours = Math.floor(sec / 3600);
     const minutes = Math.floor((sec - hours * 3600) / 60);
     const seconds = sec - hours * 3600 - minutes * 60;
-        const ms = milliseconds % 60000 - seconds * 1000;
-        return `${hours > 9 ? hours : "0" + hours}:${minutes > 9 ? minutes : "0" + minutes}:${seconds > 9 ? seconds : "0" + seconds}.${ms}`;
+    const ms = (milliseconds % 60000) - seconds * 1000;
+    return `${hours > 9 ? hours : "0" + hours}:${
+      minutes > 9 ? minutes : "0" + minutes
+    }:${seconds > 9 ? seconds : "0" + seconds}.${ms}`;
   },
 
   millisecondsToTimeString(milliseconds) {
-        if(milliseconds < 1000)
-            return `${milliseconds}ms`;
-        if(milliseconds < 60000)
+    if (milliseconds < 1000) return `${milliseconds}ms`;
+    if (milliseconds < 60000)
       return `${parseFloat((milliseconds / 1000).toFixed(2))}s`;
-        return `${Math.floor(milliseconds / 1000 / 60)}m${Math.floor(milliseconds / 1000 % 60)}s`;
+    return `${Math.floor(milliseconds / 1000 / 60)}m${Math.floor(
+      (milliseconds / 1000) % 60
+    )}s`;
   },
 
   rgbToHex(r, g, b): string {
@@ -242,7 +285,7 @@ const util = {
   },
 
   booleanParse(value) {
-        return value === "true" || value === true ? true : false
+    return value === "true" || value === true ? true : false;
   },
 
   encodeBASE64(value) {
@@ -253,6 +296,12 @@ const util = {
     return Buffer.from(value, "base64").toString();
   },
 
+  async fetchFileBASE64(url: string) {
+    const result = await axios.get(url, {
+      responseType: "arraybuffer",
+    });
+    return result.data.toString("base64");
+  },
 };
 
 export default util;