root / src / gr / grnet / pithos / web / client / FileUploadGearsIEDialog.java @ fad48f0d
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1 | a57faaf0 | Christos Stathis | /*
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2 | 63366925 | Christos Stathis | * Copyright 2011 GRNET S.A. All rights reserved.
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3 | 63366925 | Christos Stathis | *
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4 | 63366925 | Christos Stathis | * Redistribution and use in source and binary forms, with or
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5 | 63366925 | Christos Stathis | * without modification, are permitted provided that the following
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6 | 63366925 | Christos Stathis | * conditions are met:
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7 | 63366925 | Christos Stathis | *
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8 | 63366925 | Christos Stathis | * 1. Redistributions of source code must retain the above
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9 | 63366925 | Christos Stathis | * copyright notice, this list of conditions and the following
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10 | 63366925 | Christos Stathis | * disclaimer.
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11 | 63366925 | Christos Stathis | *
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12 | 63366925 | Christos Stathis | * 2. Redistributions in binary form must reproduce the above
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13 | 63366925 | Christos Stathis | * copyright notice, this list of conditions and the following
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14 | 63366925 | Christos Stathis | * disclaimer in the documentation and/or other materials
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15 | 63366925 | Christos Stathis | * provided with the distribution.
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16 | 63366925 | Christos Stathis | *
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17 | 63366925 | Christos Stathis | * THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
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18 | 63366925 | Christos Stathis | * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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19 | 63366925 | Christos Stathis | * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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20 | 63366925 | Christos Stathis | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
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21 | 63366925 | Christos Stathis | * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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22 | 63366925 | Christos Stathis | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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23 | 63366925 | Christos Stathis | * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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24 | 63366925 | Christos Stathis | * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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25 | 63366925 | Christos Stathis | * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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26 | 63366925 | Christos Stathis | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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27 | 63366925 | Christos Stathis | * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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28 | 63366925 | Christos Stathis | * POSSIBILITY OF SUCH DAMAGE.
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29 | 63366925 | Christos Stathis | *
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30 | 63366925 | Christos Stathis | * The views and conclusions contained in the software and
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31 | 63366925 | Christos Stathis | * documentation are those of the authors and should not be
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32 | 63366925 | Christos Stathis | * interpreted as representing official policies, either expressed
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33 | 63366925 | Christos Stathis | * or implied, of GRNET S.A.
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34 | a57faaf0 | Christos Stathis | */
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35 | a57faaf0 | Christos Stathis | package gr.grnet.pithos.web.client; |
36 | a57faaf0 | Christos Stathis | |
37 | a57faaf0 | Christos Stathis | import java.util.List; |
38 | a57faaf0 | Christos Stathis | |
39 | a57faaf0 | Christos Stathis | import gr.grnet.pithos.web.client.rest.RestCommand; |
40 | a57faaf0 | Christos Stathis | |
41 | a57faaf0 | Christos Stathis | import com.google.gwt.gears.client.desktop.File; |
42 | a57faaf0 | Christos Stathis | import com.google.gwt.gears.client.httprequest.HttpRequest; |
43 | a57faaf0 | Christos Stathis | import com.google.gwt.gears.client.httprequest.ProgressEvent; |
44 | a57faaf0 | Christos Stathis | import com.google.gwt.gears.client.httprequest.ProgressHandler; |
45 | a57faaf0 | Christos Stathis | import com.google.gwt.gears.client.httprequest.RequestCallback; |
46 | a57faaf0 | Christos Stathis | |
47 | a57faaf0 | Christos Stathis | /**
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48 | a57faaf0 | Christos Stathis | * The 'File upload' dialog box implementation with Google Gears support
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49 | a57faaf0 | Christos Stathis | * for IE.
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50 | a57faaf0 | Christos Stathis | */
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51 | bdda6b2f | Christos Stathis | public class FileUploadGearsIEDialog extends FileUploadGearsDialog { |
52 | a57faaf0 | Christos Stathis | |
53 | a57faaf0 | Christos Stathis | /**
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54 | a57faaf0 | Christos Stathis | * Perform the HTTP request to upload the specified file.
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55 | a57faaf0 | Christos Stathis | */
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56 | a57faaf0 | Christos Stathis | @Override
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57 | a57faaf0 | Christos Stathis | protected void doSend(final List<File> filesRemaining) { |
58 | a57faaf0 | Christos Stathis | final GSS app = GSS.get();
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59 | a57faaf0 | Christos Stathis | HttpRequest request = factory.createHttpRequest(); |
60 | a57faaf0 | Christos Stathis | requests.add(request); |
61 | a57faaf0 | Christos Stathis | String method = "POST"; |
62 | a57faaf0 | Christos Stathis | |
63 | a57faaf0 | Christos Stathis | String path;
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64 | a57faaf0 | Christos Stathis | final String filename = getFilename(filesRemaining.get(0).getName()); |
65 | a57faaf0 | Christos Stathis | path = folder.getUri(); |
66 | a57faaf0 | Christos Stathis | if (!path.endsWith("/")) |
67 | a57faaf0 | Christos Stathis | path = path + "/";
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68 | a57faaf0 | Christos Stathis | path = path + encode(filename); |
69 | a57faaf0 | Christos Stathis | |
70 | a57faaf0 | Christos Stathis | String token = app.getToken();
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71 | a57faaf0 | Christos Stathis | String resource = path.substring(app.getApiPath().length()-1, path.length()); |
72 | a57faaf0 | Christos Stathis | String date = RestCommand.getDate();
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73 | a57faaf0 | Christos Stathis | String sig = RestCommand.calculateSig(method, date, resource, RestCommand.base64decode(token));
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74 | a57faaf0 | Christos Stathis | request.open(method, path); |
75 | a57faaf0 | Christos Stathis | request.setRequestHeader("X-GSS-Date", date);
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76 | a57faaf0 | Christos Stathis | request.setRequestHeader("Authorization", app.getCurrentUserResource().getUsername() + " " + sig); |
77 | a57faaf0 | Christos Stathis | request.setRequestHeader("Accept", "application/json; charset=utf-8"); |
78 | a57faaf0 | Christos Stathis | request.setCallback(new RequestCallback() {
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79 | a57faaf0 | Christos Stathis | @Override
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80 | a57faaf0 | Christos Stathis | public void onResponseReceived(HttpRequest req) { |
81 | a57faaf0 | Christos Stathis | // XXX: No error checking, since IE throws an Internal Error
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82 | a57faaf0 | Christos Stathis | // when accessing req.getStatus().
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83 | a57faaf0 | Christos Stathis | filesRemaining.remove(0);
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84 | a57faaf0 | Christos Stathis | if(filesRemaining.isEmpty()){
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85 | a57faaf0 | Christos Stathis | finish(); |
86 | a57faaf0 | Christos Stathis | } |
87 | a57faaf0 | Christos Stathis | doSend(filesRemaining); |
88 | a57faaf0 | Christos Stathis | } |
89 | a57faaf0 | Christos Stathis | }); |
90 | a57faaf0 | Christos Stathis | request.getUpload().setProgressHandler(new ProgressHandler() {
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91 | a57faaf0 | Christos Stathis | @Override
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92 | a57faaf0 | Christos Stathis | public void onProgress(ProgressEvent event) { |
93 | a57faaf0 | Christos Stathis | double pcnt = (double) event.getLoaded() / event.getTotal(); |
94 | a57faaf0 | Christos Stathis | progressBars.get(0).setProgress((int) Math.floor(pcnt * 100)); |
95 | a57faaf0 | Christos Stathis | if(pcnt*100 == 100) |
96 | a57faaf0 | Christos Stathis | progressBars.remove(0);
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97 | a57faaf0 | Christos Stathis | } |
98 | a57faaf0 | Christos Stathis | }); |
99 | a57faaf0 | Christos Stathis | request.send(filesRemaining.get(0).getBlob());
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100 | a57faaf0 | Christos Stathis | } |
101 | a57faaf0 | Christos Stathis | |
102 | a57faaf0 | Christos Stathis | } |