Files
new-api/controller/video_proxy_gemini.go

295 lines
7.5 KiB
Go

package controller
import (
"fmt"
"io"
"strconv"
"strings"
"github.com/QuantumNous/new-api/common"
"github.com/QuantumNous/new-api/constant"
"github.com/QuantumNous/new-api/model"
"github.com/QuantumNous/new-api/relay"
)
func getGeminiVideoURL(channel *model.Channel, task *model.Task, apiKey string) (string, error) {
if channel == nil || task == nil {
return "", fmt.Errorf("invalid channel or task")
}
if url := extractGeminiVideoURLFromTaskData(task); url != "" {
return ensureAPIKey(url, apiKey), nil
}
baseURL := constant.ChannelBaseURLs[channel.Type]
if channel.GetBaseURL() != "" {
baseURL = channel.GetBaseURL()
}
adaptor := relay.GetTaskAdaptor(constant.TaskPlatform(strconv.Itoa(channel.Type)))
if adaptor == nil {
return "", fmt.Errorf("gemini task adaptor not found")
}
if apiKey == "" {
return "", fmt.Errorf("api key not available for task")
}
proxy := channel.GetSetting().Proxy
resp, err := adaptor.FetchTask(baseURL, apiKey, map[string]any{
"task_id": task.GetUpstreamTaskID(),
"action": task.Action,
}, proxy)
if err != nil {
return "", fmt.Errorf("fetch task failed: %w", err)
}
defer resp.Body.Close()
body, err := io.ReadAll(resp.Body)
if err != nil {
return "", fmt.Errorf("read task response failed: %w", err)
}
taskInfo, parseErr := adaptor.ParseTaskResult(body)
if parseErr == nil && taskInfo != nil && taskInfo.RemoteUrl != "" {
return ensureAPIKey(taskInfo.RemoteUrl, apiKey), nil
}
if url := extractGeminiVideoURLFromPayload(body); url != "" {
return ensureAPIKey(url, apiKey), nil
}
if parseErr != nil {
return "", fmt.Errorf("parse task result failed: %w", parseErr)
}
return "", fmt.Errorf("gemini video url not found")
}
func extractGeminiVideoURLFromTaskData(task *model.Task) string {
if task == nil || len(task.Data) == 0 {
return ""
}
var payload map[string]any
if err := common.Unmarshal(task.Data, &payload); err != nil {
return ""
}
return extractGeminiVideoURLFromMap(payload)
}
func extractGeminiVideoURLFromPayload(body []byte) string {
var payload map[string]any
if err := common.Unmarshal(body, &payload); err != nil {
return ""
}
return extractGeminiVideoURLFromMap(payload)
}
func extractGeminiVideoURLFromMap(payload map[string]any) string {
if payload == nil {
return ""
}
if uri, ok := payload["uri"].(string); ok && uri != "" {
return uri
}
if resp, ok := payload["response"].(map[string]any); ok {
if uri := extractGeminiVideoURLFromResponse(resp); uri != "" {
return uri
}
}
return ""
}
func extractGeminiVideoURLFromResponse(resp map[string]any) string {
if resp == nil {
return ""
}
if gvr, ok := resp["generateVideoResponse"].(map[string]any); ok {
if uri := extractGeminiVideoURLFromGeneratedSamples(gvr); uri != "" {
return uri
}
}
if videos, ok := resp["videos"].([]any); ok {
for _, video := range videos {
if vm, ok := video.(map[string]any); ok {
if uri, ok := vm["uri"].(string); ok && uri != "" {
return uri
}
}
}
}
if uri, ok := resp["video"].(string); ok && uri != "" {
return uri
}
if uri, ok := resp["uri"].(string); ok && uri != "" {
return uri
}
return ""
}
func extractGeminiVideoURLFromGeneratedSamples(gvr map[string]any) string {
if gvr == nil {
return ""
}
if samples, ok := gvr["generatedSamples"].([]any); ok {
for _, sample := range samples {
if sm, ok := sample.(map[string]any); ok {
if video, ok := sm["video"].(map[string]any); ok {
if uri, ok := video["uri"].(string); ok && uri != "" {
return uri
}
}
}
}
}
return ""
}
func getVertexVideoURL(channel *model.Channel, task *model.Task) (string, error) {
if channel == nil || task == nil {
return "", fmt.Errorf("invalid channel or task")
}
if url := strings.TrimSpace(task.GetResultURL()); url != "" && !isTaskProxyContentURL(url, task.TaskID) {
return url, nil
}
if url := extractVertexVideoURLFromTaskData(task); url != "" {
return url, nil
}
baseURL := constant.ChannelBaseURLs[channel.Type]
if channel.GetBaseURL() != "" {
baseURL = channel.GetBaseURL()
}
adaptor := relay.GetTaskAdaptor(constant.TaskPlatform(strconv.Itoa(channel.Type)))
if adaptor == nil {
return "", fmt.Errorf("vertex task adaptor not found")
}
key := getVertexTaskKey(channel, task)
if key == "" {
return "", fmt.Errorf("vertex key not available for task")
}
resp, err := adaptor.FetchTask(baseURL, key, map[string]any{
"task_id": task.GetUpstreamTaskID(),
"action": task.Action,
}, channel.GetSetting().Proxy)
if err != nil {
return "", fmt.Errorf("fetch task failed: %w", err)
}
defer resp.Body.Close()
body, err := io.ReadAll(resp.Body)
if err != nil {
return "", fmt.Errorf("read task response failed: %w", err)
}
taskInfo, parseErr := adaptor.ParseTaskResult(body)
if parseErr == nil && taskInfo != nil && strings.TrimSpace(taskInfo.Url) != "" {
return taskInfo.Url, nil
}
if url := extractVertexVideoURLFromPayload(body); url != "" {
return url, nil
}
if parseErr != nil {
return "", fmt.Errorf("parse task result failed: %w", parseErr)
}
return "", fmt.Errorf("vertex video url not found")
}
func isTaskProxyContentURL(url string, taskID string) bool {
if strings.TrimSpace(url) == "" || strings.TrimSpace(taskID) == "" {
return false
}
return strings.Contains(url, "/v1/videos/"+taskID+"/content")
}
func getVertexTaskKey(channel *model.Channel, task *model.Task) string {
if task != nil {
if key := strings.TrimSpace(task.PrivateData.Key); key != "" {
return key
}
}
if channel == nil {
return ""
}
keys := channel.GetKeys()
for _, key := range keys {
key = strings.TrimSpace(key)
if key != "" {
return key
}
}
return strings.TrimSpace(channel.Key)
}
func extractVertexVideoURLFromTaskData(task *model.Task) string {
if task == nil || len(task.Data) == 0 {
return ""
}
return extractVertexVideoURLFromPayload(task.Data)
}
func extractVertexVideoURLFromPayload(body []byte) string {
var payload map[string]any
if err := common.Unmarshal(body, &payload); err != nil {
return ""
}
resp, ok := payload["response"].(map[string]any)
if !ok || resp == nil {
return ""
}
if videos, ok := resp["videos"].([]any); ok && len(videos) > 0 {
if video, ok := videos[0].(map[string]any); ok && video != nil {
if b64, _ := video["bytesBase64Encoded"].(string); strings.TrimSpace(b64) != "" {
mime, _ := video["mimeType"].(string)
enc, _ := video["encoding"].(string)
return buildVideoDataURL(mime, enc, b64)
}
}
}
if b64, _ := resp["bytesBase64Encoded"].(string); strings.TrimSpace(b64) != "" {
enc, _ := resp["encoding"].(string)
return buildVideoDataURL("", enc, b64)
}
if video, _ := resp["video"].(string); strings.TrimSpace(video) != "" {
if strings.HasPrefix(video, "data:") || strings.HasPrefix(video, "http://") || strings.HasPrefix(video, "https://") {
return video
}
enc, _ := resp["encoding"].(string)
return buildVideoDataURL("", enc, video)
}
return ""
}
func buildVideoDataURL(mimeType string, encoding string, base64Data string) string {
mime := strings.TrimSpace(mimeType)
if mime == "" {
enc := strings.TrimSpace(encoding)
if enc == "" {
enc = "mp4"
}
if strings.Contains(enc, "/") {
mime = enc
} else {
mime = "video/" + enc
}
}
return "data:" + mime + ";base64," + base64Data
}
func ensureAPIKey(uri, key string) string {
if key == "" || uri == "" {
return uri
}
if strings.Contains(uri, "key=") {
return uri
}
if strings.Contains(uri, "?") {
return fmt.Sprintf("%s&key=%s", uri, key)
}
return fmt.Sprintf("%s?key=%s", uri, key)
}