mirror of
https://github.com/navidrome/navidrome.git
synced 2025-04-05 13:37:38 +03:00
94 lines
2.6 KiB
Go
94 lines
2.6 KiB
Go
package api
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import (
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"net/http"
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"github.com/cloudsonic/sonic-server/api/responses"
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"github.com/cloudsonic/sonic-server/domain"
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"github.com/cloudsonic/sonic-server/engine"
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"github.com/cloudsonic/sonic-server/log"
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"github.com/cloudsonic/sonic-server/utils"
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)
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type StreamController struct {
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repo domain.MediaFileRepository
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id string
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mf *domain.MediaFile
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}
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func NewStreamController(repo domain.MediaFileRepository) *StreamController {
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return &StreamController{repo: repo}
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}
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func (c *StreamController) Prepare(r *http.Request) (err error) {
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c.id, err = RequiredParamString(r, "id", "id parameter required")
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if err != nil {
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return err
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}
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c.mf, err = c.repo.Get(c.id)
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switch {
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case err == domain.ErrNotFound:
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log.Error(r, "Mediafile not found", "id", c.id)
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return NewError(responses.ErrorDataNotFound)
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case err != nil:
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log.Error(r, "Error reading mediafile from DB", "id", c.id, err)
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return NewError(responses.ErrorGeneric, "Internal error")
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}
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return nil
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}
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// TODO Still getting the "Conn.Write wrote more than the declared Content-Length" error.
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// Don't know if this causes any issues
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func (c *StreamController) Stream(w http.ResponseWriter, r *http.Request) (*responses.Subsonic, error) {
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err := c.Prepare(r)
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if err != nil {
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return nil, err
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}
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maxBitRate := ParamInt(r, "maxBitRate", 0)
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maxBitRate = utils.MinInt(c.mf.BitRate, maxBitRate)
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log.Debug(r, "Streaming file", "id", c.id, "path", c.mf.Path, "bitrate", c.mf.BitRate, "maxBitRate", maxBitRate)
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// TODO Send proper estimated content-length
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//contentLength := c.mf.Size
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//if maxBitRate > 0 {
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// contentLength = strconv.Itoa((c.mf.Duration + 1) * maxBitRate * 1000 / 8)
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//}
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h := w.Header()
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h.Set("Content-Length", c.mf.Size)
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h.Set("Content-Type", "audio/mpeg")
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h.Set("Expires", "0")
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h.Set("Cache-Control", "must-revalidate")
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h.Set("Pragma", "public")
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if r.Method == "HEAD" {
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log.Debug(r, "Just a HEAD. Not streaming", "path", c.mf.Path)
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return nil, nil
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}
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err = engine.Stream(r.Context(), c.mf.Path, c.mf.BitRate, maxBitRate, w)
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if err != nil {
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log.Error(r, "Error streaming file", "id", c.id, err)
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}
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log.Debug(r, "Finished streaming", "path", c.mf.Path)
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return nil, nil
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}
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func (c *StreamController) Download(w http.ResponseWriter, r *http.Request) (*responses.Subsonic, error) {
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err := c.Prepare(r)
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if err != nil {
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return nil, err
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}
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log.Debug(r, "Sending file", "path", c.mf.Path)
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err = engine.Stream(r.Context(), c.mf.Path, 0, 0, w)
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if err != nil {
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log.Error(r, "Error downloading file", "path", c.mf.Path, err)
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}
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log.Debug(r, "Finished sending", "path", c.mf.Path)
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return nil, nil
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}
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