root / src / gr / grnet / pithos / web / client / DeleteFileDialog.java @ 625b9b9a
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1 | a57faaf0 | Christos Stathis | /*
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2 | cae2a8db | Christos Stathis | * Copyright 2011-2012 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 gr.grnet.pithos.web.client.MessagePanel.Images; |
38 | d4374639 | Christos Stathis | import gr.grnet.pithos.web.client.foldertree.File; |
39 | 3586ad5e | Christos Stathis | import gr.grnet.pithos.web.client.foldertree.Folder; |
40 | d4374639 | Christos Stathis | import gr.grnet.pithos.web.client.foldertree.Resource; |
41 | d4374639 | Christos Stathis | import gr.grnet.pithos.web.client.rest.DeleteRequest; |
42 | a57faaf0 | Christos Stathis | import gr.grnet.pithos.web.client.rest.RestException; |
43 | a57faaf0 | Christos Stathis | |
44 | d4374639 | Christos Stathis | import java.util.Iterator; |
45 | a57faaf0 | Christos Stathis | import java.util.List; |
46 | a57faaf0 | Christos Stathis | |
47 | a57faaf0 | Christos Stathis | import com.google.gwt.core.client.GWT; |
48 | ebead1b5 | Christos Stathis | import com.google.gwt.core.client.Scheduler; |
49 | a57faaf0 | Christos Stathis | import com.google.gwt.dom.client.NativeEvent; |
50 | a57faaf0 | Christos Stathis | import com.google.gwt.event.dom.client.ClickEvent; |
51 | a57faaf0 | Christos Stathis | import com.google.gwt.event.dom.client.ClickHandler; |
52 | a57faaf0 | Christos Stathis | import com.google.gwt.event.dom.client.KeyCodes; |
53 | 9539e23d | Christos Stathis | import com.google.gwt.http.client.Response; |
54 | 5f91f72d | Christos Stathis | import com.google.gwt.http.client.URL; |
55 | 64f42c0b | Christos Stathis | import com.google.gwt.user.client.Command; |
56 | a57faaf0 | Christos Stathis | import com.google.gwt.user.client.Event.NativePreviewEvent; |
57 | a57faaf0 | Christos Stathis | import com.google.gwt.user.client.ui.AbstractImagePrototype; |
58 | 4420a247 | Christos Stathis | import com.google.gwt.user.client.ui.Anchor; |
59 | a57faaf0 | Christos Stathis | import com.google.gwt.user.client.ui.Button; |
60 | a57faaf0 | Christos Stathis | import com.google.gwt.user.client.ui.DialogBox; |
61 | a57faaf0 | Christos Stathis | import com.google.gwt.user.client.ui.HTML; |
62 | a57faaf0 | Christos Stathis | import com.google.gwt.user.client.ui.HasHorizontalAlignment; |
63 | a57faaf0 | Christos Stathis | import com.google.gwt.user.client.ui.VerticalPanel; |
64 | a57faaf0 | Christos Stathis | |
65 | a57faaf0 | Christos Stathis | /**
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66 | a57faaf0 | Christos Stathis | * The 'delete file' dialog box.
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67 | a57faaf0 | Christos Stathis | */
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68 | a57faaf0 | Christos Stathis | public class DeleteFileDialog extends DialogBox { |
69 | a57faaf0 | Christos Stathis | |
70 | d4374639 | Christos Stathis | private List<File> files; |
71 | a7c43f26 | Christos Stathis | |
72 | 7811b9d1 | Christos Stathis | protected Pithos app;
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73 | a7c43f26 | Christos Stathis | |
74 | a57faaf0 | Christos Stathis | /**
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75 | a57faaf0 | Christos Stathis | * The widget's constructor.
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76 | a57faaf0 | Christos Stathis | *
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77 | a57faaf0 | Christos Stathis | * @param images the supplied images
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78 | a57faaf0 | Christos Stathis | */
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79 | a7c43f26 | Christos Stathis | public DeleteFileDialog(Pithos _app, Images images, List<File> _files) { |
80 | a7c43f26 | Christos Stathis | app = _app; |
81 | d4374639 | Christos Stathis | files = _files; |
82 | 948a9b34 | Christos Stathis | Anchor close = new Anchor("close"); |
83 | 4420a247 | Christos Stathis | close.addStyleName("close");
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84 | 4420a247 | Christos Stathis | close.addClickHandler(new ClickHandler() {
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85 | 4420a247 | Christos Stathis | |
86 | 4420a247 | Christos Stathis | @Override
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87 | 4420a247 | Christos Stathis | public void onClick(ClickEvent event) { |
88 | 4420a247 | Christos Stathis | hide(); |
89 | 4420a247 | Christos Stathis | } |
90 | 4420a247 | Christos Stathis | }); |
91 | a57faaf0 | Christos Stathis | // Set the dialog's caption.
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92 | a57faaf0 | Christos Stathis | setText("Confirmation");
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93 | a57faaf0 | Christos Stathis | setAnimationEnabled(true);
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94 | 4420a247 | Christos Stathis | setGlassEnabled(true);
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95 | 4420a247 | Christos Stathis | setStyleName("pithos-DialogBox");
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96 | a57faaf0 | Christos Stathis | // Create a VerticalPanel to contain the label and the buttons.
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97 | a57faaf0 | Christos Stathis | VerticalPanel outer = new VerticalPanel();
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98 | 4420a247 | Christos Stathis | outer.add(close); |
99 | 4420a247 | Christos Stathis | |
100 | 4420a247 | Christos Stathis | VerticalPanel inner = new VerticalPanel();
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101 | 4420a247 | Christos Stathis | inner.addStyleName("inner");
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102 | a57faaf0 | Christos Stathis | |
103 | a57faaf0 | Christos Stathis | HTML text;
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104 | d4374639 | Christos Stathis | if (files.size() == 1) |
105 | d4374639 | Christos Stathis | text = new HTML("<table><tr><td>" + AbstractImagePrototype.create(images.warn()).getHTML() + "</td><td>" + "Are you sure you want to <b>permanently</b> delete file '" + files.get(0).getName() + "'?</td></tr></table>"); |
106 | a57faaf0 | Christos Stathis | else
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107 | a57faaf0 | Christos Stathis | text = new HTML("<table><tr><td>" + AbstractImagePrototype.create(images.warn()).getHTML() + "</td><td>" + "Are you sure you want to <b>permanently</b> delete the selected files?</td></tr></table>"); |
108 | a57faaf0 | Christos Stathis | text.setStyleName("pithos-warnMessage");
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109 | 4420a247 | Christos Stathis | inner.add(text); |
110 | a57faaf0 | Christos Stathis | |
111 | a57faaf0 | Christos Stathis | // Create the 'Delete' button, along with a listener that hides the dialog
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112 | a57faaf0 | Christos Stathis | // when the button is clicked and deletes the file.
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113 | a57faaf0 | Christos Stathis | Button ok = new Button("Delete", new ClickHandler() { |
114 | a57faaf0 | Christos Stathis | @Override
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115 | ebead1b5 | Christos Stathis | public void onClick(ClickEvent event) { |
116 | d4374639 | Christos Stathis | deleteFiles(); |
117 | a57faaf0 | Christos Stathis | hide(); |
118 | a57faaf0 | Christos Stathis | } |
119 | a57faaf0 | Christos Stathis | }); |
120 | 4420a247 | Christos Stathis | ok.addStyleName("button");
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121 | 4420a247 | Christos Stathis | inner.add(ok); |
122 | 4420a247 | Christos Stathis | inner.setCellHorizontalAlignment(text, HasHorizontalAlignment.ALIGN_CENTER); |
123 | 4420a247 | Christos Stathis | outer.add(inner); |
124 | 4420a247 | Christos Stathis | outer.setCellHorizontalAlignment(inner, HasHorizontalAlignment.ALIGN_CENTER); |
125 | a57faaf0 | Christos Stathis | setWidget(outer); |
126 | a57faaf0 | Christos Stathis | } |
127 | a57faaf0 | Christos Stathis | |
128 | a57faaf0 | Christos Stathis | /**
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129 | a57faaf0 | Christos Stathis | * Generate an RPC request to delete a file.
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130 | a57faaf0 | Christos Stathis | */
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131 | 7811b9d1 | Christos Stathis | protected void deleteFiles() { |
132 | d4374639 | Christos Stathis | Iterator<File> iter = files.iterator(); |
133 | d4374639 | Christos Stathis | deleteFile(iter); |
134 | d4374639 | Christos Stathis | } |
135 | d4374639 | Christos Stathis | |
136 | 7811b9d1 | Christos Stathis | protected void deleteFile(final Iterator<File> iter) { |
137 | d4374639 | Christos Stathis | if (iter.hasNext()) {
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138 | d4374639 | Christos Stathis | File f = iter.next();
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139 | b51c628b | Christos Stathis | String path = f.getUri();
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140 | 5f91f72d | Christos Stathis | DeleteRequest deleteFile = new DeleteRequest(app.getApiPath(), f.getOwner(), URL.encode(path)) { |
141 | d4374639 | Christos Stathis | @Override
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142 | ebead1b5 | Christos Stathis | public void onSuccess(Resource result) { |
143 | d4374639 | Christos Stathis | deleteFile(iter); |
144 | d4374639 | Christos Stathis | } |
145 | d4374639 | Christos Stathis | |
146 | d4374639 | Christos Stathis | @Override
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147 | d4374639 | Christos Stathis | public void onError(Throwable t) { |
148 | d4374639 | Christos Stathis | GWT.log("", t);
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149 | 3f8622d4 | Christos Stathis | app.setError(t); |
150 | d4374639 | Christos Stathis | if (t instanceof RestException) { |
151 | a7c43f26 | Christos Stathis | app.displayError("Unable to delete file: " + ((RestException) t).getHttpStatusText());
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152 | d4374639 | Christos Stathis | } |
153 | d4374639 | Christos Stathis | else
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154 | a7c43f26 | Christos Stathis | app.displayError("System error unable to delete file: "+t.getMessage());
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155 | b73a903e | Christos Stathis | deleteFile(iter); |
156 | d4374639 | Christos Stathis | } |
157 | 9539e23d | Christos Stathis | |
158 | 9539e23d | Christos Stathis | @Override
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159 | 9539e23d | Christos Stathis | protected void onUnauthorized(Response response) { |
160 | 9539e23d | Christos Stathis | app.sessionExpired(); |
161 | 9539e23d | Christos Stathis | } |
162 | d4374639 | Christos Stathis | }; |
163 | a7c43f26 | Christos Stathis | deleteFile.setHeader("X-Auth-Token", app.getToken());
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164 | d4374639 | Christos Stathis | Scheduler.get().scheduleDeferred(deleteFile); |
165 | d4374639 | Christos Stathis | } |
166 | d4374639 | Christos Stathis | else {
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167 | 3586ad5e | Christos Stathis | Folder f = files.get(0).getParent();
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168 | 3586ad5e | Christos Stathis | if (app.isMySharedSelected())
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169 | 3586ad5e | Christos Stathis | app.updateSharedFolder(f, true, new Command() { |
170 | 3586ad5e | Christos Stathis | |
171 | 3586ad5e | Christos Stathis | @Override
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172 | 3586ad5e | Christos Stathis | public void execute() { |
173 | 3586ad5e | Christos Stathis | app.updateStatistics(); |
174 | 3586ad5e | Christos Stathis | } |
175 | 3586ad5e | Christos Stathis | }); |
176 | 3586ad5e | Christos Stathis | else
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177 | 3586ad5e | Christos Stathis | app.updateFolder(files.get(0).getParent(), true, new Command() { |
178 | 3586ad5e | Christos Stathis | |
179 | 3586ad5e | Christos Stathis | @Override
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180 | 3586ad5e | Christos Stathis | public void execute() { |
181 | 3586ad5e | Christos Stathis | app.updateStatistics(); |
182 | 3586ad5e | Christos Stathis | } |
183 | 3586ad5e | Christos Stathis | }, true);
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184 | d4374639 | Christos Stathis | } |
185 | d4374639 | Christos Stathis | } |
186 | a57faaf0 | Christos Stathis | |
187 | a57faaf0 | Christos Stathis | @Override
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188 | a57faaf0 | Christos Stathis | protected void onPreviewNativeEvent(NativePreviewEvent preview) { |
189 | a57faaf0 | Christos Stathis | super.onPreviewNativeEvent(preview);
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190 | a57faaf0 | Christos Stathis | |
191 | a57faaf0 | Christos Stathis | NativeEvent evt = preview.getNativeEvent(); |
192 | a57faaf0 | Christos Stathis | if (evt.getType().equals("keydown")) |
193 | a57faaf0 | Christos Stathis | // Use the popup's key preview hooks to close the dialog when either
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194 | a57faaf0 | Christos Stathis | // enter or escape is pressed.
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195 | a57faaf0 | Christos Stathis | switch (evt.getKeyCode()) {
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196 | a57faaf0 | Christos Stathis | case KeyCodes.KEY_ENTER:
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197 | a57faaf0 | Christos Stathis | hide(); |
198 | d4374639 | Christos Stathis | deleteFiles(); |
199 | a57faaf0 | Christos Stathis | break;
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200 | a57faaf0 | Christos Stathis | case KeyCodes.KEY_ESCAPE:
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201 | a57faaf0 | Christos Stathis | hide(); |
202 | a57faaf0 | Christos Stathis | break;
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203 | a57faaf0 | Christos Stathis | } |
204 | a57faaf0 | Christos Stathis | } |
205 | a57faaf0 | Christos Stathis | |
206 | a57faaf0 | Christos Stathis | |
207 | a57faaf0 | Christos Stathis | |
208 | a57faaf0 | Christos Stathis | } |