feat: initial support of Dall-E (#148, #266)

* feat: initial support of Dall-E

* fix: fix N not timed

---------

Co-authored-by: JustSong <songquanpeng@foxmail.com>
Co-authored-by: JustSong <39998050+songquanpeng@users.noreply.github.com>

README.md

@@ -51,7 +51,7 @@ _✨ All in one 的 OpenAI 接口，整合各种 API 访问方式，开箱即用
   <a href="https://iamazing.cn/page/reward">赞赏支持</a>
 </p>
 
-> **Note**：本项目为开源项目，请在遵循 OpenAI 的[使用条款](https://openai.com/policies/terms-of-use)以及**法律法规**的情况下使用，不得用于非法用途。
+> **Note**：本项目为开源项目，使用者必须在遵循 OpenAI 的[使用条款](https://openai.com/policies/terms-of-use)以及**法律法规**的情况下使用，不得用于非法用途。
 
 > **Note**：使用 Docker 拉取的最新镜像可能是 `alpha` 版本，如果追求稳定性请手动指定版本。
 
@@ -81,16 +81,17 @@ _✨ All in one 的 OpenAI 接口，整合各种 API 访问方式，开箱即用
 12. 支持以美元为单位显示额度。
 13. 支持发布公告，设置充值链接，设置新用户初始额度。
 14. 支持模型映射，重定向用户的请求模型。
-15. 支持丰富的**自定义**设置，
+15. 支持绘图接口。
+16. 支持丰富的**自定义**设置，
     1. 支持自定义系统名称，logo 以及页脚。
     2. 支持自定义首页和关于页面，可以选择使用 HTML & Markdown 代码进行自定义，或者使用一个单独的网页通过 iframe 嵌入。
-16. 支持通过系统访问令牌访问管理 API。
-17. 支持 Cloudflare Turnstile 用户校验。
-18. 支持用户管理，支持**多种用户登录注册方式**：
+17. 支持通过系统访问令牌访问管理 API。
+18. 支持 Cloudflare Turnstile 用户校验。
+19. 支持用户管理，支持**多种用户登录注册方式**：
     + 邮箱登录注册以及通过邮箱进行密码重置。
     + [GitHub 开放授权](https://github.com/settings/applications/new)。
     + 微信公众号授权（需要额外部署 [WeChat Server](https://github.com/songquanpeng/wechat-server)）。
-19. 未来其他大模型开放 API 后，将第一时间支持，并将其封装成同样的 API 访问方式。
+20. 未来其他大模型开放 API 后，将第一时间支持，并将其封装成同样的 API 访问方式。
 
 ## 部署
 ### 基于 Docker 进行部署
@@ -189,7 +190,7 @@ sudo service nginx restart
 docker run --name chat-next-web -d -p 3001:3000 yidadaa/chatgpt-next-web
 ```
 
-注意修改端口号和 `BASE_URL`。
+注意修改端口号，之后在页面上设置接口地址（例如：https://openai.justsong.cn/ ）和 API Key 即可。
 
 #### ChatGPT Web
 项目主页：https://github.com/Chanzhaoyu/chatgpt-web

common/model-ratio.go

@@ -35,6 +35,7 @@ var ModelRatio = map[string]float64{
 	"text-search-ada-doc-001": 10,
 	"text-moderation-stable":  0.1,
 	"text-moderation-latest":  0.1,
+	"dall-e":                  8,
 }
 
 func ModelRatio2JSONString() string {

controller/model.go

@@ -2,6 +2,7 @@ package controller
 
 import (
 	"fmt"
+
 	"github.com/gin-gonic/gin"
 )
 
@@ -53,6 +54,15 @@ func init() {
 	})
 	// https://platform.openai.com/docs/models/model-endpoint-compatibility
 	openAIModels = []OpenAIModels{
+		{
+			Id:         "dall-e",
+			Object:     "model",
+			Created:    1677649963,
+			OwnedBy:    "openai",
+			Permission: permission,
+			Root:       "dall-e",
+			Parent:     nil,
+		},
 		{
 			Id:         "gpt-3.5-turbo",
 			Object:     "model",

controller/relay-image.go

@@ -1,34 +1,181 @@
 package controller
 
 import (
-	"github.com/gin-gonic/gin"
+	"bytes"
+	"encoding/json"
+	"errors"
+	"fmt"
 	"io"
 	"net/http"
+	"one-api/common"
+	"one-api/model"
+
+	"github.com/gin-gonic/gin"
 )
 
 func relayImageHelper(c *gin.Context, relayMode int) *OpenAIErrorWithStatusCode {
-	// TODO: this part is not finished
-	req, err := http.NewRequest(c.Request.Method, c.Request.RequestURI, c.Request.Body)
+	imageModel := "dall-e"
+
+	tokenId := c.GetInt("token_id")
+	channelType := c.GetInt("channel")
+	userId := c.GetInt("id")
+	consumeQuota := c.GetBool("consume_quota")
+	group := c.GetString("group")
+
+	var imageRequest ImageRequest
+	if consumeQuota {
+		err := common.UnmarshalBodyReusable(c, &imageRequest)
+		if err != nil {
+			return errorWrapper(err, "bind_request_body_failed", http.StatusBadRequest)
+		}
+	}
+
+	// Prompt validation
+	if imageRequest.Prompt == "" {
+		return errorWrapper(errors.New("prompt is required"), "required_field_missing", http.StatusBadRequest)
+	}
+
+	// Not "256x256", "512x512", or "1024x1024"
+	if imageRequest.Size != "" && imageRequest.Size != "256x256" && imageRequest.Size != "512x512" && imageRequest.Size != "1024x1024" {
+		return errorWrapper(errors.New("size must be one of 256x256, 512x512, or 1024x1024"), "invalid_field_value", http.StatusBadRequest)
+	}
+
+	// N should between 1 and 10
+	if imageRequest.N != 0 && (imageRequest.N < 1 || imageRequest.N > 10) {
+		return errorWrapper(errors.New("n must be between 1 and 10"), "invalid_field_value", http.StatusBadRequest)
+	}
+
+	// map model name
+	modelMapping := c.GetString("model_mapping")
+	isModelMapped := false
+	if modelMapping != "" {
+		modelMap := make(map[string]string)
+		err := json.Unmarshal([]byte(modelMapping), &modelMap)
+		if err != nil {
+			return errorWrapper(err, "unmarshal_model_mapping_failed", http.StatusInternalServerError)
+		}
+		if modelMap[imageModel] != "" {
+			imageModel = modelMap[imageModel]
+			isModelMapped = true
+		}
+	}
+
+	baseURL := common.ChannelBaseURLs[channelType]
+	requestURL := c.Request.URL.String()
+
+	if c.GetString("base_url") != "" {
+		baseURL = c.GetString("base_url")
+	}
+
+	fullRequestURL := fmt.Sprintf("%s%s", baseURL, requestURL)
+
+	var requestBody io.Reader
+	if isModelMapped {
+		jsonStr, err := json.Marshal(imageRequest)
+		if err != nil {
+			return errorWrapper(err, "marshal_text_request_failed", http.StatusInternalServerError)
+		}
+		requestBody = bytes.NewBuffer(jsonStr)
+	} else {
+		requestBody = c.Request.Body
+	}
+
+	modelRatio := common.GetModelRatio(imageModel)
+	groupRatio := common.GetGroupRatio(group)
+	ratio := modelRatio * groupRatio
+	userQuota, err := model.CacheGetUserQuota(userId)
+
+	sizeRatio := 1.0
+	// Size
+	if imageRequest.Size == "256x256" {
+		sizeRatio = 1
+	} else if imageRequest.Size == "512x512" {
+		sizeRatio = 1.125
+	} else if imageRequest.Size == "1024x1024" {
+		sizeRatio = 1.25
+	}
+	quota := int(ratio*sizeRatio*1000) * imageRequest.N
+
+	if consumeQuota && userQuota-quota < 0 {
+		return errorWrapper(err, "insufficient_user_quota", http.StatusForbidden)
+	}
+
+	req, err := http.NewRequest(c.Request.Method, fullRequestURL, requestBody)
+	if err != nil {
+		return errorWrapper(err, "new_request_failed", http.StatusInternalServerError)
+	}
+	req.Header.Set("Authorization", c.Request.Header.Get("Authorization"))
+
+	req.Header.Set("Content-Type", c.Request.Header.Get("Content-Type"))
+	req.Header.Set("Accept", c.Request.Header.Get("Accept"))
+
 	client := &http.Client{}
 	resp, err := client.Do(req)
 	if err != nil {
-		return errorWrapper(err, "do_request_failed", http.StatusOK)
+		return errorWrapper(err, "do_request_failed", http.StatusInternalServerError)
 	}
+
 	err = req.Body.Close()
 	if err != nil {
-		return errorWrapper(err, "close_request_body_failed", http.StatusOK)
+		return errorWrapper(err, "close_request_body_failed", http.StatusInternalServerError)
 	}
+	err = c.Request.Body.Close()
+	if err != nil {
+		return errorWrapper(err, "close_request_body_failed", http.StatusInternalServerError)
+	}
+	var textResponse ImageResponse
+
+	defer func() {
+		if consumeQuota {
+			err := model.PostConsumeTokenQuota(tokenId, quota)
+			if err != nil {
+				common.SysError("error consuming token remain quota: " + err.Error())
+			}
+			err = model.CacheUpdateUserQuota(userId)
+			if err != nil {
+				common.SysError("error update user quota cache: " + err.Error())
+			}
+			if quota != 0 {
+				tokenName := c.GetString("token_name")
+				logContent := fmt.Sprintf("模型倍率 %.2f，分组倍率 %.2f", modelRatio, groupRatio)
+				model.RecordConsumeLog(userId, 0, 0, imageModel, tokenName, quota, logContent)
+				model.UpdateUserUsedQuotaAndRequestCount(userId, quota)
+				channelId := c.GetInt("channel_id")
+				model.UpdateChannelUsedQuota(channelId, quota)
+			}
+		}
+	}()
+
+	if consumeQuota {
+		responseBody, err := io.ReadAll(resp.Body)
+
+		if err != nil {
+			return errorWrapper(err, "read_response_body_failed", http.StatusInternalServerError)
+		}
+		err = resp.Body.Close()
+		if err != nil {
+			return errorWrapper(err, "close_response_body_failed", http.StatusInternalServerError)
+		}
+		err = json.Unmarshal(responseBody, &textResponse)
+		if err != nil {
+			return errorWrapper(err, "unmarshal_response_body_failed", http.StatusInternalServerError)
+		}
+
+		resp.Body = io.NopCloser(bytes.NewBuffer(responseBody))
+	}
+
 	for k, v := range resp.Header {
 		c.Writer.Header().Set(k, v[0])
 	}
 	c.Writer.WriteHeader(resp.StatusCode)
+
 	_, err = io.Copy(c.Writer, resp.Body)
 	if err != nil {
-		return errorWrapper(err, "copy_response_body_failed", http.StatusOK)
+		return errorWrapper(err, "copy_response_body_failed", http.StatusInternalServerError)
 	}
 	err = resp.Body.Close()
 	if err != nil {
-		return errorWrapper(err, "close_response_body_failed", http.StatusOK)
+		return errorWrapper(err, "close_response_body_failed", http.StatusInternalServerError)
 	}
 	return nil
 }

controller/relay-text.go

@@ -6,12 +6,13 @@ import (
 	"encoding/json"
 	"errors"
 	"fmt"
-	"github.com/gin-gonic/gin"
 	"io"
 	"net/http"
 	"one-api/common"
 	"one-api/model"
 	"strings"
+
+	"github.com/gin-gonic/gin"
 )
 
 func relayTextHelper(c *gin.Context, relayMode int) *OpenAIErrorWithStatusCode {
@@ -30,6 +31,9 @@ func relayTextHelper(c *gin.Context, relayMode int) *OpenAIErrorWithStatusCode {
 	if relayMode == RelayModeModerations && textRequest.Model == "" {
 		textRequest.Model = "text-moderation-latest"
 	}
+	if relayMode == RelayModeEmbeddings && textRequest.Model == "" {
+		textRequest.Model = c.Param("model")
+	}
 	// request validation
 	if textRequest.Model == "" {
 		return errorWrapper(errors.New("model is required"), "required_field_missing", http.StatusBadRequest)

controller/relay.go

@@ -2,10 +2,11 @@ package controller
 
 import (
 	"fmt"
-	"github.com/gin-gonic/gin"
 	"net/http"
 	"one-api/common"
 	"strings"
+
+	"github.com/gin-gonic/gin"
 )
 
 type Message struct {
@@ -37,6 +38,7 @@ type GeneralOpenAIRequest struct {
 	N           int       `json:"n,omitempty"`
 	Input       any       `json:"input,omitempty"`
 	Instruction string    `json:"instruction,omitempty"`
+	Size        string    `json:"size,omitempty"`
 }
 
 type ChatRequest struct {
@@ -53,6 +55,12 @@ type TextRequest struct {
 	//Stream   bool      `json:"stream"`
 }
 
+type ImageRequest struct {
+	Prompt string `json:"prompt"`
+	N      int    `json:"n"`
+	Size   string `json:"size"`
+}
+
 type Usage struct {
 	PromptTokens     int `json:"prompt_tokens"`
 	CompletionTokens int `json:"completion_tokens"`
@@ -76,6 +84,13 @@ type TextResponse struct {
 	Error OpenAIError `json:"error"`
 }
 
+type ImageResponse struct {
+	Created int `json:"created"`
+	Data    []struct {
+		Url string `json:"url"`
+	}
+}
+
 type ChatCompletionsStreamResponse struct {
 	Choices []struct {
 		Delta struct {
@@ -100,6 +115,8 @@ func Relay(c *gin.Context) {
 		relayMode = RelayModeCompletions
 	} else if strings.HasPrefix(c.Request.URL.Path, "/v1/embeddings") {
 		relayMode = RelayModeEmbeddings
+	} else if strings.HasSuffix(c.Request.URL.Path, "embeddings") {
+		relayMode = RelayModeEmbeddings
 	} else if strings.HasPrefix(c.Request.URL.Path, "/v1/moderations") {
 		relayMode = RelayModeModerations
 	} else if strings.HasPrefix(c.Request.URL.Path, "/v1/images/generations") {
@@ -124,7 +141,7 @@ func Relay(c *gin.Context) {
 		channelId := c.GetInt("channel_id")
 		common.SysError(fmt.Sprintf("relay error (channel #%d): %s", channelId, err.Message))
 		// https://platform.openai.com/docs/guides/error-codes/api-errors
-		if common.AutomaticDisableChannelEnabled && (err.Type == "insufficient_quota" || err.Code == "invalid_api_key") {
+		if common.AutomaticDisableChannelEnabled && (err.Type == "insufficient_quota" || err.Code == "invalid_api_key" || err.Code == "account_deactivated") {
 			channelId := c.GetInt("channel_id")
 			channelName := c.GetString("channel_name")
 			disableChannel(channelId, channelName, err.Message)

i18n/en.json

@@ -107,6 +107,11 @@
   "已禁用": "Disabled",
   "未知状态": "Unknown status",
   " 秒": "s",
+  " 分钟 ": " m ",
+  " 小时 ": " h ",
+  " 天 ": " d ",
+  " 个月 ": " M ",
+  " 年 ": " y ",
   "未测试": "Not tested",
   "通道 ${name} 测试成功，耗时 ${time.toFixed(2)} 秒。": "Channel ${name} test succeeded, time consumed ${time.toFixed(2)} s.",
   "已成功开始测试所有已启用通道，请刷新页面查看结果。": "All enabled channels have been successfully tested, please refresh the page to view the results.",
@@ -458,5 +463,45 @@
   "消耗额度": "Used Quota",
   "可选值": "Optional Values",
   "渠道不存在：%d": "Channel does not exist: %d",
-  "数据库一致性已被破坏，请联系管理员": "Database consistency has been broken, please contact the administrator"
+  "数据库一致性已被破坏，请联系管理员": "Database consistency has been broken, please contact the administrator",
+  "使用近似的方式估算 token 数以减少计算量": "Estimate the number of tokens in an approximate way to reduce computational load",
+  "请填写ChannelName和ChannelKey！": "Please fill in the ChannelName and ChannelKey!",
+  "请至少选择一个Model！": "Please select at least one Model!",
+  "加载首页内容失败": "Failed to load the homepage content",
+  "加载关于内容失败": "Failed to load the About content",
+  "兑换码更新成功！": "Redemption code updated successfully!",
+  "兑换码创建成功！": "Redemption code created successfully!",
+  "用户账户创建成功！": "User account created successfully!",
+  "生成数量": "Generate quantity",
+  "请输入生成数量": "Please enter the quantity to generate",
+  "创建新用户账户": "Create new user account",
+  "渠道更新成功！": "Channel updated successfully!",
+  "渠道创建成功！": "Channel created successfully!",
+  "请选择分组": "Please select a group",
+  "更新兑换码信息": "Update redemption code information",
+  "创建新的兑换码": "Create a new redemption code",
+  "请在系统设置页面编辑分组倍率以添加新的分组：": "Please edit the group ratio in the system settings page to add a new group:",
+  "未找到所请求的页面": "The requested page was not found",
+  "过期时间格式错误！": "Expiration time format error!",
+  "请输入过期时间，格式为 yyyy-MM-dd HH:mm:ss，-1 表示无限制": "Please enter the expiration time, the format is yyyy-MM-dd HH:mm:ss, -1 means no limit",
+  "此项可选，为一个 JSON 文本，键为用户请求的模型名称，值为要替换的模型名称，例如：": "This is optional, it's a JSON text, the key is the model name requested by the user, and the value is the model name to be replaced, for example:",
+  "此项可选，输入镜像站地址，格式为：": "This is optional, enter the mirror site address, the format is:",
+  "模型映射": "Model mapping",
+  "请输入默认 API 版本，例如：2023-03-15-preview，该配置可以被实际的请求查询参数所覆盖": "Please enter the default API version, for example: 2023-03-15-preview, this configuration can be overridden by the actual request query parameters",
+  "默认": "Default",
+  "图片演示": "Image demo",
+  "参数替换为你的部署名称（模型名称中的点会被剔除）": "Replace the parameter with your deployment name (dots in the model name will be removed)",
+  "模型映射必须是合法的 JSON 格式！": "Model mapping must be in valid JSON format!",
+  "取消无限额度": "Cancel unlimited quota",
+  "请输入新的剩余额度": "Please enter the new remaining quota",
+  "请输入单个兑换码中包含的额度": "Please enter the quota included in a single redemption code",
+  "请输入用户名": "Please enter username",
+  "请输入显示名称": "Please enter display name",
+  "请输入密码": "Please enter password",
+  "模型部署名称必须和模型名称保持一致": "The model deployment name must be consistent with the model name",
+  "，因为 One API 会把请求体中的 model": ", because One API will take the model in the request body",
+  "请输入 AZURE_OPENAI_ENDPOINT": "Please enter AZURE_OPENAI_ENDPOINT",
+  "请输入自定义渠道的 Base URL": "Please enter the Base URL of the custom channel",
+  "Homepage URL 填": "Fill in the Homepage URL",
+  "Authorization callback URL 填": "Fill in the Authorization callback URL"
 }

middleware/distributor.go

@@ -2,12 +2,13 @@ package middleware
 
 import (
 	"fmt"
-	"github.com/gin-gonic/gin"
 	"net/http"
 	"one-api/common"
 	"one-api/model"
 	"strconv"
 	"strings"
+
+	"github.com/gin-gonic/gin"
 )
 
 type ModelRequest struct {
@@ -73,6 +74,16 @@ func Distribute() func(c *gin.Context) {
 					modelRequest.Model = "text-moderation-stable"
 				}
 			}
+			if strings.HasSuffix(c.Request.URL.Path, "embeddings") {
+				if modelRequest.Model == "" {
+					modelRequest.Model = c.Param("model")
+				}
+			}
+			if strings.HasPrefix(c.Request.URL.Path, "/v1/images/generations") {
+				if modelRequest.Model == "" {
+					modelRequest.Model = "dall-e"
+				}
+			}
 			channel, err = model.CacheGetRandomSatisfiedChannel(userGroup, modelRequest.Model)
 			if err != nil {
 				message := "无可用渠道"

model/redemption.go

@@ -3,6 +3,7 @@ package model
 import (
 	"errors"
 	"fmt"
+	"gorm.io/gorm"
 	"one-api/common"
 )
 
@@ -48,26 +49,27 @@ func Redeem(key string, userId int) (quota int, err error) {
 		return 0, errors.New("无效的 user id")
 	}
 	redemption := &Redemption{}
-	err = DB.Where("`key` = ?", key).First(redemption).Error
-	if err != nil {
-		return 0, errors.New("无效的兑换码")
-	}
-	if redemption.Status != common.RedemptionCodeStatusEnabled {
-		return 0, errors.New("该兑换码已被使用")
-	}
-	err = IncreaseUserQuota(userId, redemption.Quota)
-	if err != nil {
-		return 0, err
-	}
-	go func() {
+
+	err = DB.Transaction(func(tx *gorm.DB) error {
+		err := DB.Where("`key` = ?", key).First(redemption).Error
+		if err != nil {
+			return errors.New("无效的兑换码")
+		}
+		if redemption.Status != common.RedemptionCodeStatusEnabled {
+			return errors.New("该兑换码已被使用")
+		}
+		err = DB.Model(&User{}).Where("id = ?", userId).Update("quota", gorm.Expr("quota + ?", redemption.Quota)).Error
+		if err != nil {
+			return err
+		}
 		redemption.RedeemedTime = common.GetTimestamp()
 		redemption.Status = common.RedemptionCodeStatusUsed
-		err := redemption.SelectUpdate()
-		if err != nil {
-			common.SysError("failed to update redemption status: " + err.Error())
-		}
-		RecordLog(userId, LogTypeTopup, fmt.Sprintf("通过兑换码充值 %s", common.LogQuota(redemption.Quota)))
-	}()
+		return redemption.SelectUpdate()
+	})
+	if err != nil {
+		return 0, errors.New("兑换失败，" + err.Error())
+	}
+	RecordLog(userId, LogTypeTopup, fmt.Sprintf("通过兑换码充值 %s", common.LogQuota(redemption.Quota)))
 	return redemption.Quota, nil
 }
 

router/relay-router.go

@@ -1,9 +1,10 @@
 package router
 
 import (
-	"github.com/gin-gonic/gin"
 	"one-api/controller"
 	"one-api/middleware"
+
+	"github.com/gin-gonic/gin"
 )
 
 func SetRelayRouter(router *gin.Engine) {
@@ -20,10 +21,11 @@ func SetRelayRouter(router *gin.Engine) {
 		relayV1Router.POST("/completions", controller.Relay)
 		relayV1Router.POST("/chat/completions", controller.Relay)
 		relayV1Router.POST("/edits", controller.Relay)
-		relayV1Router.POST("/images/generations", controller.RelayNotImplemented)
+		relayV1Router.POST("/images/generations", controller.Relay)
 		relayV1Router.POST("/images/edits", controller.RelayNotImplemented)
 		relayV1Router.POST("/images/variations", controller.RelayNotImplemented)
 		relayV1Router.POST("/embeddings", controller.Relay)
+		relayV1Router.POST("/engines/:model/embeddings", controller.Relay)
 		relayV1Router.POST("/audio/transcriptions", controller.RelayNotImplemented)
 		relayV1Router.POST("/audio/translations", controller.RelayNotImplemented)
 		relayV1Router.GET("/files", controller.RelayNotImplemented)

web/src/components/UsersTable.js

@@ -226,6 +226,7 @@ const UsersTable = () => {
                     <Popup
                       content={user.email ? user.email : '未绑定邮箱地址'}
                       key={user.username}
+                      header={user.display_name ? user.display_name : user.username}
                       trigger={<span>{renderText(user.username, 10)}</span>}
                       hoverable
                     />