Mercurial > gemma
view pkg/misc/http.go @ 4316:3d6a2c6b436c
shape upload stretch import: Store features in database. Still broken [WIP].
author | Sascha L. Teichmann <sascha.teichmann@intevation.de> |
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date | Tue, 03 Sep 2019 19:01:51 +0200 |
parents | 9cbed444b8a4 |
children | 6237e6165041 |
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// This is Free Software under GNU Affero General Public License v >= 3.0 // without warranty, see README.md and license for details. // // SPDX-License-Identifier: AGPL-3.0-or-later // License-Filename: LICENSES/AGPL-3.0.txt // // Copyright (C) 2018 by via donau // – Österreichische Wasserstraßen-Gesellschaft mbH // Software engineering by Intevation GmbH // // Author(s): // * Sascha L. Teichmann <sascha.teichmann@intevation.de> package misc import ( "bufio" "io" "io/ioutil" "net/http" "os" "path/filepath" "gemma.intevation.de/gemma/pkg/config" ) // StoreUploadedFile stores a file upload file from // a given HTTP request identified by a given field name // in a file with a path build by the config.TmpDir and // the given file name. // If the file is long than the given limit maxSize // this function returns an error. func StoreUploadedFile(req *http.Request, field, fname string, maxSize int64) (string, error) { // Check for direct upload. f, _, err := req.FormFile(field) if err != nil { return "", err } defer f.Close() dir, err := ioutil.TempDir(config.TmpDir(), field) if err != nil { return "", err } o, err := os.Create(filepath.Join(dir, fname)) if err != nil { os.RemoveAll(dir) return "", err } out := bufio.NewWriter(o) if _, err = io.Copy(out, io.LimitReader(f, maxSize)); err != nil { o.Close() os.RemoveAll(dir) return "", err } if err = out.Flush(); err != nil { o.Close() os.RemoveAll(dir) return "", err } return dir, nil }