listmonk/internal/core/media.go
Kailash Nadh 9ffc912a2c Refactor media provider.
- Rename `Get()` to `GetURL()`.
- Add `GetBlob()` to retrieve the media file blobs in
  filesystem and and s3 media providers.

This enables reading media files inside listmonk paving the way to
campaign file attachments.
2023-05-08 20:28:25 +05:30

78 lines
2.5 KiB
Go

package core
import (
"net/http"
"github.com/gofrs/uuid"
"github.com/knadh/listmonk/internal/media"
"github.com/knadh/listmonk/models"
"github.com/labstack/echo/v4"
)
// GetAllMedia returns all uploaded media.
func (c *Core) GetAllMedia(provider string, s media.Store) ([]media.Media, error) {
out := []media.Media{}
if err := c.q.GetAllMedia.Select(&out, provider); err != nil {
return out, echo.NewHTTPError(http.StatusInternalServerError,
c.i18n.Ts("globals.messages.errorFetching",
"name", "{globals.terms.media}", "error", pqErrMsg(err)))
}
for i := 0; i < len(out); i++ {
out[i].URL = s.GetURL(out[i].Filename)
out[i].ThumbURL = s.GetURL(out[i].Thumb)
}
return out, nil
}
// GetMedia returns a media item.
func (c *Core) GetMedia(id int, uuid string, s media.Store) (media.Media, error) {
var uu interface{}
if uuid != "" {
uu = uuid
}
var out media.Media
if err := c.q.GetMedia.Get(&out, id, uu); err != nil {
return out, echo.NewHTTPError(http.StatusInternalServerError,
c.i18n.Ts("globals.messages.errorFetching", "name", "{globals.terms.media}", "error", pqErrMsg(err)))
}
out.URL = s.GetURL(out.Filename)
out.ThumbURL = s.GetURL(out.Thumb)
return out, nil
}
// InsertMedia inserts a new media file into the DB.
func (c *Core) InsertMedia(fileName, thumbName string, meta models.JSON, provider string, s media.Store) (media.Media, error) {
uu, err := uuid.NewV4()
if err != nil {
c.log.Printf("error generating UUID: %v", err)
return media.Media{}, echo.NewHTTPError(http.StatusInternalServerError,
c.i18n.Ts("globals.messages.errorUUID", "error", err.Error()))
}
// Write to the DB.
var newID int
if err := c.q.InsertMedia.Get(&newID, uu, fileName, thumbName, provider, meta); err != nil {
c.log.Printf("error inserting uploaded file to db: %v", err)
return media.Media{}, echo.NewHTTPError(http.StatusInternalServerError,
c.i18n.Ts("globals.messages.errorCreating", "name", "{globals.terms.media}", "error", pqErrMsg(err)))
}
return c.GetMedia(newID, "", s)
}
// DeleteMedia deletes a given media item and returns the filename of the deleted item.
func (c *Core) DeleteMedia(id int) (string, error) {
var fname string
if err := c.q.DeleteMedia.Get(&fname, id); err != nil {
c.log.Printf("error inserting uploaded file to db: %v", err)
return "", echo.NewHTTPError(http.StatusInternalServerError,
c.i18n.Ts("globals.messages.errorCreating", "name", "{globals.terms.media}", "error", pqErrMsg(err)))
}
return fname, nil
}