73 lines
2.2 KiB
Go
73 lines
2.2 KiB
Go
package api
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import (
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"fmt"
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"strconv"
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"github.com/photoprism/photoprism/internal/service"
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"github.com/gin-gonic/gin"
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)
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type MaxAge string
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var (
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CoverCacheTTL MaxAge = "3600" // 1 hour
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ThumbCacheTTL MaxAge = "7776000" // ~ 3 months
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)
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const (
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ContentTypeAvc = `video/mp4; codecs="avc1`
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)
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// AddCacheHeader adds a cache control header to the response.
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func AddCacheHeader(c *gin.Context, maxAge MaxAge) {
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c.Header("Cache-Control", fmt.Sprintf("private, max-age=%s, no-transform", maxAge))
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}
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// AddCacheHeader adds thumbnail cache control headers to the response.
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func AddThumbCacheHeader(c *gin.Context) {
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c.Header("Cache-Control", fmt.Sprintf("private, max-age=%s, no-transform, immutable", ThumbCacheTTL))
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}
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// AddCountHeader adds the actual result count to the response.
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func AddCountHeader(c *gin.Context, count int) {
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c.Header("X-Count", strconv.Itoa(count))
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}
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// AddLimitHeader adds the max result count to the response.
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func AddLimitHeader(c *gin.Context, limit int) {
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c.Header("X-Limit", strconv.Itoa(limit))
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}
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// AddOffsetHeader adds the result offset to the response.
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func AddOffsetHeader(c *gin.Context, offset int) {
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c.Header("X-Offset", strconv.Itoa(offset))
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}
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// AddDownloadHeader adds a header indicating the response is expected to be downloaded.
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func AddDownloadHeader(c *gin.Context, fileName string) {
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c.Header("Content-Disposition", fmt.Sprintf("attachment; filename=%s", fileName))
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}
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// AddSessionHeader adds a session id header to the response.
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func AddSessionHeader(c *gin.Context, id string) {
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c.Header("X-Session-ID", id)
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}
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// AddContentTypeHeader adds a content type header to the response.
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func AddContentTypeHeader(c *gin.Context, contentType string) {
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c.Header("Content-Type", contentType)
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}
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// AddFileCountHeaders adds file and folder counts to the response.
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func AddFileCountHeaders(c *gin.Context, filesCount, foldersCount int) {
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c.Header("X-Files", strconv.Itoa(filesCount))
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c.Header("X-Folders", strconv.Itoa(foldersCount))
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}
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// AddTokenHeaders adds preview token headers to the response.
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func AddTokenHeaders(c *gin.Context) {
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c.Header("X-Preview-Token", service.Config().PreviewToken())
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c.Header("X-Download-Token", service.Config().DownloadToken())
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}
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