photoprism/internal/api/headers.go
Michael Mayer 286f06d894 Config: Add options for HTTP cache control #3297
Signed-off-by: Michael Mayer <michael@photoprism.app>
2023-03-20 11:40:46 +01:00

61 lines
1.7 KiB
Go

package api
import (
"fmt"
"strconv"
"github.com/gin-gonic/gin"
"github.com/photoprism/photoprism/internal/entity"
"github.com/photoprism/photoprism/internal/session"
)
const (
ContentTypeAvc = `video/mp4; codecs="avc1"`
)
// AddCountHeader adds the actual result count to the response.
func AddCountHeader(c *gin.Context, count int) {
c.Header("X-Count", strconv.Itoa(count))
}
// AddLimitHeader adds the max result count to the response.
func AddLimitHeader(c *gin.Context, limit int) {
c.Header("X-Limit", strconv.Itoa(limit))
}
// AddOffsetHeader adds the result offset to the response.
func AddOffsetHeader(c *gin.Context, offset int) {
c.Header("X-Offset", strconv.Itoa(offset))
}
// AddDownloadHeader adds a header indicating the response is expected to be downloaded.
func AddDownloadHeader(c *gin.Context, fileName string) {
c.Header("Content-Disposition", fmt.Sprintf("attachment; filename=%s", fileName))
}
// AddSessionHeader adds a session id header to the response.
func AddSessionHeader(c *gin.Context, id string) {
c.Header(session.Header, id)
}
// AddContentTypeHeader adds a content type header to the response.
func AddContentTypeHeader(c *gin.Context, contentType string) {
c.Header("Content-Type", contentType)
}
// AddFileCountHeaders adds file and folder counts to the response.
func AddFileCountHeaders(c *gin.Context, filesCount, foldersCount int) {
c.Header("X-Files", strconv.Itoa(filesCount))
c.Header("X-Folders", strconv.Itoa(foldersCount))
}
// AddTokenHeaders adds preview token headers to the response.
func AddTokenHeaders(c *gin.Context, s *entity.Session) {
if s.PreviewToken != "" {
c.Header("X-Preview-Token", s.PreviewToken)
}
if s.DownloadToken != "" {
c.Header("X-Download-Token", s.DownloadToken)
}
}