annotate pkg/misc/http.go @ 2549:9bf6b767a56a

client: refactored and improved splitscreen for diagrams To make different diagrams possible, the splitscreen view needed to be decoupled from the cross profiles. Also the style has changed to make it more consistent with the rest of the app. The standard box header is now used and there are collapse and expand animations.
author Markus Kottlaender <markus@intevation.de>
date Fri, 08 Mar 2019 08:50:47 +0100
parents 4d6979dedb11
children 9cbed444b8a4
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1 // This is Free Software under GNU Affero General Public License v >= 3.0
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2 // without warranty, see README.md and license for details.
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3 //
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4 // SPDX-License-Identifier: AGPL-3.0-or-later
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5 // License-Filename: LICENSES/AGPL-3.0.txt
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6 //
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7 // Copyright (C) 2018 by via donau
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8 // – Österreichische Wasserstraßen-Gesellschaft mbH
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9 // Software engineering by Intevation GmbH
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10 //
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11 // Author(s):
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12 // * Sascha L. Teichmann <sascha.teichmann@intevation.de>
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13
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14 package misc
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15
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16 import (
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17 "bufio"
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18 "io"
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19 "io/ioutil"
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20 "net/http"
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21 "os"
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22 "path/filepath"
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23
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24 "gemma.intevation.de/gemma/pkg/config"
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25 )
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26
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27 func StoreUploadedFile(req *http.Request, field, fname string, maxSize int64) (string, error) {
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28
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29 // Check for direct upload.
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30 f, _, err := req.FormFile(field)
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31 if err != nil {
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32 return "", err
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33 }
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34 defer f.Close()
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35
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36 dir, err := ioutil.TempDir(config.TmpDir(), field)
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37 if err != nil {
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38 return "", err
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39 }
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40
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41 o, err := os.Create(filepath.Join(dir, fname))
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42 if err != nil {
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43 os.RemoveAll(dir)
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44 return "", err
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45 }
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46
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47 out := bufio.NewWriter(o)
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48
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49 if _, err = io.Copy(out, io.LimitReader(f, maxSize)); err != nil {
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50 o.Close()
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51 os.RemoveAll(dir)
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52 return "", err
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53 }
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54
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55 if err = out.Flush(); err != nil {
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56 o.Close()
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57 os.RemoveAll(dir)
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58 return "", err
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59 }
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60
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61 return dir, nil
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62 }