filer/web/show_file.go
2023-08-25 02:26:44 +02:00

49 lines
1.2 KiB
Go

package web
import (
"database/sql"
"io"
"net/http"
"strconv"
"codeberg.org/u1f320/filer/db/queries"
"emperror.dev/errors"
"github.com/go-chi/chi/v5"
"github.com/rs/zerolog/log"
)
func (app *App) showFile(w http.ResponseWriter, r *http.Request) {
ctx := r.Context()
hash := chi.URLParam(r, "hash")
filename := chi.URLParam(r, "filename")
file, err := app.db.GetFileByName(ctx, queries.GetFileByNameParams{
Filename: filename,
Hash: hash,
})
if err != nil {
if errors.Is(err, sql.ErrNoRows) {
http.Error(w, "File not found", http.StatusNotFound)
return
}
log.Err(err).Str("hash", hash).Str("name", filename).Msg("getting file from database")
http.Error(w, "Internal server error", http.StatusInternalServerError)
return
}
data, err := app.db.Store.GetFile(file.ID)
if err != nil {
log.Err(err).Str("hash", hash).Str("name", filename).Msg("getting file data")
http.Error(w, "Internal server error", http.StatusInternalServerError)
return
}
w.Header().Add("Content-Type", file.ContentType)
w.Header().Add("Content-Length", strconv.FormatInt(file.Size, 10))
_, err = io.Copy(w, data)
if err != nil {
log.Err(err).Str("hash", hash).Str("name", filename).Msg("writing file data")
return
}
}