265 lines
7.3 KiB
Go
265 lines
7.3 KiB
Go
package common
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import (
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"fmt"
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"net/http"
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"strconv"
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"strings"
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"github.com/QuantumNous/new-api/common"
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"github.com/QuantumNous/new-api/constant"
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"github.com/QuantumNous/new-api/dto"
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"github.com/gin-gonic/gin"
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"github.com/samber/lo"
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)
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type HasPrompt interface {
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GetPrompt() string
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}
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type HasImage interface {
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HasImage() bool
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}
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func GetFullRequestURL(baseURL string, requestURL string, channelType int) string {
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fullRequestURL := fmt.Sprintf("%s%s", baseURL, requestURL)
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if strings.HasPrefix(baseURL, "https://gateway.ai.cloudflare.com") {
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switch channelType {
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case constant.ChannelTypeOpenAI:
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fullRequestURL = fmt.Sprintf("%s%s", baseURL, strings.TrimPrefix(requestURL, "/v1"))
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case constant.ChannelTypeAzure:
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fullRequestURL = fmt.Sprintf("%s%s", baseURL, strings.TrimPrefix(requestURL, "/openai/deployments"))
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}
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}
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return fullRequestURL
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}
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func GetAPIVersion(c *gin.Context) string {
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query := c.Request.URL.Query()
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apiVersion := query.Get("api-version")
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if apiVersion == "" {
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apiVersion = c.GetString("api_version")
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}
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return apiVersion
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}
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func createTaskError(err error, code string, statusCode int, localError bool) *dto.TaskError {
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return &dto.TaskError{
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Code: code,
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Message: err.Error(),
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StatusCode: statusCode,
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LocalError: localError,
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Error: err,
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}
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}
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func storeTaskRequest(c *gin.Context, info *RelayInfo, action string, requestObj TaskSubmitReq) {
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info.Action = action
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c.Set("task_request", requestObj)
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}
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func GetTaskRequest(c *gin.Context) (TaskSubmitReq, error) {
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v, exists := c.Get("task_request")
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if !exists {
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return TaskSubmitReq{}, fmt.Errorf("request not found in context")
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}
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req, ok := v.(TaskSubmitReq)
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if !ok {
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return TaskSubmitReq{}, fmt.Errorf("invalid task request type")
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}
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return req, nil
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}
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func validatePrompt(prompt string) *dto.TaskError {
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if strings.TrimSpace(prompt) == "" {
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return createTaskError(fmt.Errorf("prompt is required"), "invalid_request", http.StatusBadRequest, true)
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}
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return nil
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}
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func validateMultipartTaskRequest(c *gin.Context, info *RelayInfo, action string) (TaskSubmitReq, error) {
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var req TaskSubmitReq
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if _, err := c.MultipartForm(); err != nil {
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return req, err
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}
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formData := c.Request.PostForm
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req = TaskSubmitReq{
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Prompt: formData.Get("prompt"),
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Model: formData.Get("model"),
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Mode: formData.Get("mode"),
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Image: formData.Get("image"),
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Size: formData.Get("size"),
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Metadata: make(map[string]interface{}),
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}
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if durationStr := formData.Get("seconds"); durationStr != "" {
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if duration, err := strconv.Atoi(durationStr); err == nil {
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req.Duration = duration
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}
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}
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if images := formData["images"]; len(images) > 0 {
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req.Images = images
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}
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for key, values := range formData {
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if len(values) > 0 && !isKnownTaskField(key) {
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if intVal, err := strconv.Atoi(values[0]); err == nil {
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req.Metadata[key] = intVal
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} else if floatVal, err := strconv.ParseFloat(values[0], 64); err == nil {
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req.Metadata[key] = floatVal
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} else {
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req.Metadata[key] = values[0]
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}
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}
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}
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return req, nil
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}
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func ValidateMultipartDirect(c *gin.Context, info *RelayInfo) *dto.TaskError {
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var prompt string
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var model string
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var seconds int
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var size string
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var hasInputReference bool
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var req TaskSubmitReq
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if err := common.UnmarshalBodyReusable(c, &req); err != nil {
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return createTaskError(err, "invalid_json", http.StatusBadRequest, true)
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}
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prompt = req.Prompt
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model = req.Model
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size = req.Size
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seconds, _ = strconv.Atoi(req.Seconds)
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if seconds == 0 {
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seconds = req.Duration
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}
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if req.InputReference != "" {
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req.Images = []string{req.InputReference}
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}
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if strings.TrimSpace(req.Model) == "" {
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return createTaskError(fmt.Errorf("model field is required"), "missing_model", http.StatusBadRequest, true)
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}
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if req.HasImage() {
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hasInputReference = true
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}
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if taskErr := validatePrompt(prompt); taskErr != nil {
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return taskErr
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}
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action := constant.TaskActionTextGenerate
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if hasInputReference {
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action = constant.TaskActionGenerate
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}
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if strings.HasPrefix(model, "sora-2") {
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if size == "" {
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size = "720x1280"
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}
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if seconds <= 0 {
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seconds = 4
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}
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if model == "sora-2" && !lo.Contains([]string{"720x1280", "1280x720"}, size) {
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return createTaskError(fmt.Errorf("sora-2 size is invalid"), "invalid_size", http.StatusBadRequest, true)
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}
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if model == "sora-2-pro" && !lo.Contains([]string{"720x1280", "1280x720", "1792x1024", "1024x1792"}, size) {
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return createTaskError(fmt.Errorf("sora-2 size is invalid"), "invalid_size", http.StatusBadRequest, true)
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}
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// OtherRatios 已移到 Sora adaptor 的 EstimateBilling 中设置
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}
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storeTaskRequest(c, info, action, req)
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return nil
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}
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func isKnownTaskField(field string) bool {
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knownFields := map[string]bool{
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"prompt": true,
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"model": true,
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"mode": true,
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"image": true,
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"images": true,
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"size": true,
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"duration": true,
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"input_reference": true, // Sora 特有字段
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}
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return knownFields[field]
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}
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func ValidateBasicTaskRequest(c *gin.Context, info *RelayInfo, action string) *dto.TaskError {
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var err error
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contentType := c.GetHeader("Content-Type")
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var req TaskSubmitReq
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if strings.HasPrefix(contentType, "multipart/form-data") {
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req, err = validateMultipartTaskRequest(c, info, action)
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if err != nil {
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return createTaskError(err, "invalid_multipart_form", http.StatusBadRequest, true)
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}
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} else if err := common.UnmarshalBodyReusable(c, &req); err != nil {
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return createTaskError(err, "invalid_request", http.StatusBadRequest, true)
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}
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if taskErr := validatePrompt(req.Prompt); taskErr != nil {
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return taskErr
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}
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if len(req.Images) == 0 && strings.TrimSpace(req.Image) != "" {
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// 兼容单图上传
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req.Images = []string{req.Image}
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}
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if len(req.Images) == 0 && strings.TrimSpace(req.InputReference) != "" {
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// 与 ValidateMultipartDirect 一致：Sora 等 JSON 路径的参考图视为图生输入
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req.Images = []string{req.InputReference}
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}
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// 去掉仅空白/空串的占位项，避免 images: [""] 被误判为图生
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if len(req.Images) > 0 {
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compact := make([]string, 0, len(req.Images))
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for _, u := range req.Images {
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if s := strings.TrimSpace(u); s != "" {
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compact = append(compact, s)
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}
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}
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req.Images = compact
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}
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// 将标准 OpenAI 视频字段统一落到 metadata，供各渠道 adaptor 与计费逻辑消费。
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if req.Metadata == nil {
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req.Metadata = make(map[string]interface{})
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}
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if req.N != nil && *req.N > 0 {
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req.Metadata["n"] = *req.N
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}
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if req.FPS != nil && *req.FPS > 0 {
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req.Metadata["fps"] = *req.FPS
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}
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if req.Motion != nil {
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req.Metadata["motion"] = *req.Motion
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}
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if strings.TrimSpace(req.NegativePrompt) != "" {
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req.Metadata["negative_prompt"] = req.NegativePrompt
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}
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if req.Seed != nil {
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req.Metadata["seed"] = *req.Seed
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}
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// 多个视频 adaptor 误把默认 action 传成 TaskActionGenerate，导致无图请求在任务日志里
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// 仍显示为「图生视频」。仅在请求侧确实无图时降为文生；remix 等已由 ResolveOriginTask 预设的 action 不得覆盖。
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actionToStore := action
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if info.Action == constant.TaskActionRemix {
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actionToStore = constant.TaskActionRemix
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} else if action == constant.TaskActionGenerate && !req.HasImage() {
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actionToStore = constant.TaskActionTextGenerate
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}
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storeTaskRequest(c, info, actionToStore, req)
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return nil
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}
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