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chore(files): use absolute file path to retrieve and save files

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(cherry picked from commit c2b116de70df335a6a354cf2b3595632c8b49ff1)
This commit is contained in:
kolaente
2024-09-05 15:03:32 +02:00
parent 761d278b9a
commit bf08dc2585
2 changed files with 41 additions and 8 deletions
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32
pkg/routes/api/v1/task_attachment.go
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@ -18,9 +18,10 @@ package v1
import (
"net/http"
"strings"
"code.vikunja.io/api/pkg/db"
"code.vikunja.io/api/pkg/log"
"code.vikunja.io/api/pkg/models"
auth2 "code.vikunja.io/api/pkg/modules/auth"
"code.vikunja.io/api/pkg/web/handler"
@ -116,6 +117,8 @@ func UploadTaskAttachment(c echo.Context) error {
// @Produce octet-stream
// @Param id path int true "Task ID"
// @Param attachmentID path int true "Attachment ID"
// @Param preview query string false "If set to true, a preview image will be returned if the attachment is an image."
// @Param size query string false "The size of the preview image. Can be sm = 100px, md = 200px, lg = 400px or xl = 800px."
// @Security JWTKeyAuth
// @Success 200 {file} blob "The attachment file."
// @Failure 403 {object} models.Message "No access to this task."
@ -154,7 +157,24 @@ func GetTaskAttachment(c echo.Context) error {
return handler.HandleHTTPError(err)
}
// Open an send the file to the client
// Reading the 'preview' query parameter
preview := c.QueryParam("preview") == "true"
previewSize := models.PreviewSize(c.QueryParam("size"))
if previewSize == "" {
previewSize = models.PreviewMedium
}
// If the preview query parameter is set and the preview was already generated and cached, return the cached preview image
if preview && strings.HasPrefix(taskAttachment.File.Mime, "image") {
previewFileBytes := taskAttachment.GetPreviewFromCache(previewSize)
if previewFileBytes != nil {
log.Debugf("Cached attachment image preview found for task attachment %v", taskAttachment.ID)
return c.Blob(http.StatusOK, "image/png", previewFileBytes)
}
}
// Open and send the file to the client
err = taskAttachment.File.LoadFileByID()
if err != nil {
_ = s.Rollback()
@ -166,6 +186,14 @@ func GetTaskAttachment(c echo.Context) error {
return handler.HandleHTTPError(err)
}
// If a preview is requested and the preview was not cached, we create the preview and cache it
if preview {
previewFileBytes := taskAttachment.GenerateAndSavePreviewToCache(previewSize)
if previewFileBytes != nil {
return c.Blob(http.StatusOK, "image/png", previewFileBytes)
}
}
http.ServeContent(c.Response(), c.Request(), taskAttachment.File.Name, taskAttachment.File.Created, taskAttachment.File.File)
return nil
}