150 lines
3.7 KiB
Go
150 lines
3.7 KiB
Go
package redgifs
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import (
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"fmt"
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"govd/enums"
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"govd/models"
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"govd/util"
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"net/http"
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"regexp"
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"github.com/bytedance/sonic"
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)
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const (
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baseAPI = "https://api.redgifs.com/v2/"
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tokenEndpoint = baseAPI + "auth/temporary"
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videoEndpoint = baseAPI + "gifs/"
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)
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var (
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baseAPIHeaders = map[string]string{
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"referer": "https://www.redgifs.com/",
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"origin": "https://www.redgifs.com",
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"content-type": "application/json",
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}
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)
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var Extractor = &models.Extractor{
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Name: "RedGifs",
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CodeName: "redgifs",
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Type: enums.ExtractorTypeSingle,
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Category: enums.ExtractorCategorySocial,
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URLPattern: regexp.MustCompile(`https?://(?:(?:www\.)?redgifs\.com/(?:watch|ifr)/|thumbs2\.redgifs\.com/)(?P<id>[^-/?#\.]+)`),
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Host: []string{
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"redgifs.com",
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"thumbs2.redgifs.com",
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},
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Run: func(ctx *models.DownloadContext) (*models.ExtractorResponse, error) {
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mediaList, err := MediaListFromAPI(ctx)
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if err != nil {
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return nil, fmt.Errorf("failed to get media: %w", err)
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}
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return &models.ExtractorResponse{
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MediaList: mediaList,
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}, nil
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},
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}
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func MediaListFromAPI(ctx *models.DownloadContext) ([]*models.Media, error) {
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client := util.GetHTTPClient(ctx.Extractor.CodeName)
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response, err := GetVideo(
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client, ctx.MatchedContentID)
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if err != nil {
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return nil, fmt.Errorf("failed to get from api: %w", err)
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}
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gif := response.Gif
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media := ctx.Extractor.NewMedia(
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ctx.MatchedContentID,
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ctx.MatchedContentURL,
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)
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if gif.Description != "" {
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media.SetCaption(gif.Description)
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}
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media.NSFW = true // always nsfw
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if gif.Urls.Sd != "" {
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format := &models.MediaFormat{
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FormatID: "sd",
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Type: enums.MediaTypeVideo,
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URL: []string{gif.Urls.Sd},
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VideoCodec: enums.MediaCodecAVC,
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Width: int64(gif.Width / 2),
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Height: int64(gif.Height / 2),
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}
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if gif.HasAudio {
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format.AudioCodec = enums.MediaCodecAAC
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}
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media.AddFormat(format)
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}
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if gif.Urls.Hd != "" {
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format := &models.MediaFormat{
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FormatID: "hd",
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Type: enums.MediaTypeVideo,
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URL: []string{gif.Urls.Hd},
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VideoCodec: enums.MediaCodecAVC,
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Width: int64(gif.Width),
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Height: int64(gif.Height),
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}
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if gif.HasAudio {
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format.AudioCodec = enums.MediaCodecAAC
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}
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media.AddFormat(format)
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}
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if gif.Urls.Poster != "" {
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thumbnails := []string{gif.Urls.Poster}
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if gif.Urls.Thumbnail != "" {
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thumbnails = append(thumbnails, gif.Urls.Thumbnail)
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}
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for _, format := range media.Formats {
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format.Thumbnail = thumbnails
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format.Duration = int64(gif.Duration)
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}
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}
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return []*models.Media{media}, nil
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}
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func GetVideo(
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client models.HTTPClient,
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videoID string,
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) (*Response, error) {
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url := videoEndpoint + videoID + "?views=true"
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req, err := http.NewRequest(http.MethodGet, url, nil)
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if err != nil {
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return nil, fmt.Errorf("failed to create request: %w", err)
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}
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token, err := GetAccessToken(client)
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if err != nil {
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return nil, fmt.Errorf("failed to get access token: %w", err)
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}
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req.Header.Set("authorization", "Bearer "+token.AccessToken)
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req.Header.Set("user-agent", token.Agent)
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req.Header.Set("x-customheader", "https://www.redgifs.com/watch/"+videoID)
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for k, v := range baseAPIHeaders {
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req.Header.Set(k, v)
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}
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res, err := client.Do(req)
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if err != nil {
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return nil, fmt.Errorf("failed to send request: %w", err)
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}
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defer res.Body.Close()
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if res.StatusCode != http.StatusOK {
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return nil, fmt.Errorf("failed to get video: %s", res.Status)
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}
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var response Response
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err = sonic.ConfigFastest.NewDecoder(res.Body).Decode(&response)
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if err != nil {
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return nil, fmt.Errorf("failed to decode response: %w", err)
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}
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if response.Gif == nil {
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return nil, fmt.Errorf("failed to get video: %s", res.Status)
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}
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return &response, nil
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}
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