Merge branch 'packaging' into debian
[pithos-web-client] / src / gr / grnet / pithos / web / client / FilePropertiesDialog.java
1 /*\r
2  * Copyright 2011-2012 GRNET S.A. All rights reserved.\r
3  *\r
4  * Redistribution and use in source and binary forms, with or\r
5  * without modification, are permitted provided that the following\r
6  * conditions are met:\r
7  *\r
8  *   1. Redistributions of source code must retain the above\r
9  *      copyright notice, this list of conditions and the following\r
10  *      disclaimer.\r
11  *\r
12  *   2. Redistributions in binary form must reproduce the above\r
13  *      copyright notice, this list of conditions and the following\r
14  *      disclaimer in the documentation and/or other materials\r
15  *      provided with the distribution.\r
16  *\r
17  * THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS\r
18  * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED\r
19  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR\r
20  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR\r
21  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,\r
22  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT\r
23  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF\r
24  * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED\r
25  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT\r
26  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN\r
27  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE\r
28  * POSSIBILITY OF SUCH DAMAGE.\r
29  *\r
30  * The views and conclusions contained in the software and\r
31  * documentation are those of the authors and should not be\r
32  * interpreted as representing official policies, either expressed\r
33  * or implied, of GRNET S.A.\r
34  */\r
35 package gr.grnet.pithos.web.client;\r
36 \r
37 import gr.grnet.pithos.web.client.foldertree.File;\r
38 import gr.grnet.pithos.web.client.foldertree.Resource;\r
39 import gr.grnet.pithos.web.client.rest.PostRequest;\r
40 import gr.grnet.pithos.web.client.rest.PutRequest;\r
41 \r
42 import java.util.Arrays;\r
43 import java.util.HashMap;\r
44 import java.util.Map;\r
45 \r
46 import com.google.gwt.core.client.GWT;\r
47 import com.google.gwt.core.client.Scheduler;\r
48 import com.google.gwt.event.dom.client.ClickEvent;\r
49 import com.google.gwt.event.dom.client.ClickHandler;\r
50 import com.google.gwt.http.client.Response;\r
51 import com.google.gwt.http.client.URL;\r
52 import com.google.gwt.i18n.client.DateTimeFormat;\r
53 import com.google.gwt.user.client.Command;\r
54 import com.google.gwt.user.client.ui.Anchor;\r
55 import com.google.gwt.user.client.ui.Button;\r
56 import com.google.gwt.user.client.ui.FlexTable;\r
57 import com.google.gwt.user.client.ui.HasHorizontalAlignment;\r
58 import com.google.gwt.user.client.ui.HorizontalPanel;\r
59 import com.google.gwt.user.client.ui.Image;\r
60 import com.google.gwt.user.client.ui.Label;\r
61 import com.google.gwt.user.client.ui.TextBox;\r
62 import com.google.gwt.user.client.ui.VerticalPanel;\r
63 \r
64 /**\r
65  * The 'File properties' dialog box implementation.\r
66  *\r
67  */\r
68 public class FilePropertiesDialog extends AbstractPropertiesDialog {\r
69 \r
70         /**\r
71          * The widget that holds the name of the file.\r
72          */\r
73         private TextBox name = new TextBox();\r
74 \r
75         final File file;\r
76 \r
77     FlexTable metaTable;\r
78         /**\r
79          * The widget's constructor.\r
80          */\r
81         public FilePropertiesDialog(Pithos _app, File _file) {\r
82         super(_app);\r
83         file = _file;\r
84 \r
85                 Anchor close = new Anchor("close");\r
86                 close.addStyleName("close");\r
87                 close.addClickHandler(new ClickHandler() {\r
88                         \r
89                         @Override\r
90                         public void onClick(ClickEvent event) {\r
91                                 hide();\r
92                         }\r
93                 });\r
94                 // Set the dialog's caption.\r
95                 setText("File properties");\r
96                 setAnimationEnabled(true);\r
97                 setGlassEnabled(true);\r
98                 setStyleName("pithos-DialogBox");\r
99 \r
100                 // Outer contains inner and buttons.\r
101                 final VerticalPanel outer = new VerticalPanel();\r
102                 outer.add(close);\r
103                 // Inner contains generalPanel and permPanel.\r
104                 inner = new VerticalPanel();\r
105                 inner.addStyleName("inner");\r
106 \r
107         inner.add(createGeneralPanel());\r
108 \r
109         outer.add(inner);\r
110 \r
111                 // Create the 'OK' button, along with a listener that hides the dialog\r
112                 // when the button is clicked.\r
113                 final Button ok = new Button("OK", new ClickHandler() {\r
114                         @Override\r
115                         public void onClick(ClickEvent event) {\r
116                                 if (accept())\r
117                                         closeDialog();\r
118                         }\r
119                 });\r
120                 ok.addStyleName("button");\r
121 \r
122         outer.add(ok);\r
123         outer.setCellHorizontalAlignment(inner, HasHorizontalAlignment.ALIGN_CENTER);\r
124 \r
125         setWidget(outer);\r
126         }\r
127 \r
128         private VerticalPanel createGeneralPanel() {\r
129         final VerticalPanel generalPanel = new VerticalPanel();\r
130         final FlexTable generalTable = new FlexTable();\r
131         generalTable.setText(0, 0, "Name");\r
132         generalTable.setText(1, 0, "Folder");\r
133         generalTable.setText(2, 0, "Owner");\r
134         generalTable.setText(3, 0, "Last modified");\r
135 \r
136         name.setWidth("100%");\r
137         name.setText(file.getName());\r
138         generalTable.setWidget(0, 1, name);\r
139         if(file.getParent() != null)\r
140             generalTable.setText(1, 1, file.getParent().getName());\r
141         else\r
142             generalTable.setText(1, 1, "-");\r
143         generalTable.setText(2, 1, file.getOwner());\r
144 \r
145         final DateTimeFormat formatter = DateTimeFormat.getFormat("d/M/yyyy h:mm a");\r
146         generalTable.setText(3, 1, file.getLastModified() != null ? formatter.format(file.getLastModified()) : "");\r
147 \r
148         generalTable.getFlexCellFormatter().setStyleName(0, 0, "props-labels");\r
149         generalTable.getFlexCellFormatter().setStyleName(1, 0, "props-labels");\r
150         generalTable.getFlexCellFormatter().setStyleName(2, 0, "props-labels");\r
151         generalTable.getFlexCellFormatter().setStyleName(3, 0, "props-labels");\r
152         generalTable.getFlexCellFormatter().setStyleName(4, 0, "props-labels");\r
153         generalTable.getFlexCellFormatter().setStyleName(0, 1, "props-values");\r
154         generalTable.getFlexCellFormatter().setStyleName(1, 1, "props-values");\r
155         generalTable.getFlexCellFormatter().setStyleName(2, 1, "props-values");\r
156         generalTable.getFlexCellFormatter().setStyleName(3, 1, "props-values");\r
157         generalTable.setCellSpacing(4);\r
158 \r
159         generalPanel.add(generalTable);\r
160 \r
161         HorizontalPanel metaTitlePanel = new HorizontalPanel();\r
162         metaTitlePanel.setSpacing(5);\r
163         Label meta = new Label("Meta data");\r
164         meta.addStyleName("pithos-metaTitle");\r
165         metaTitlePanel.add(meta);\r
166         \r
167                 Anchor plus = new Anchor("add");\r
168                 plus.addStyleName(Pithos.resources.pithosCss().commandAnchor());\r
169                 metaTitlePanel.add(plus);\r
170                 \r
171                 generalPanel.add(metaTitlePanel);\r
172                 \r
173                 metaTable = new FlexTable();\r
174                 metaTable.setCellSpacing(0);\r
175                 metaTable.setHTML(0, 0, "Name");\r
176                 metaTable.getFlexCellFormatter().setStyleName(0, 0, "props-labels");\r
177                 metaTable.setText(0, 1, "Value");\r
178                 metaTable.getFlexCellFormatter().setStyleName(0, 1, "props-labels");\r
179                 int rows = 1;\r
180                 for (String metaKey : file.getMeta().keySet()) {\r
181                         addFormLine(metaTable, rows++, metaKey, file.getMeta().get(metaKey));\r
182                 }\r
183                 if (rows == 1) //If no meta add an empty line\r
184                         addFormLine(metaTable, rows++, "", "");\r
185                 \r
186                 plus.addClickHandler(new ClickHandler() {\r
187                         \r
188                         @Override\r
189                         public void onClick(ClickEvent event) {\r
190                                 addFormLine(metaTable, metaTable.getRowCount(), "", "");\r
191                         }\r
192                 });\r
193 \r
194                 generalPanel.add(metaTable);\r
195         generalPanel.setSpacing(4);\r
196         return generalPanel;\r
197     }\r
198 \r
199         void addFormLine(final FlexTable table, int row, String _name, String _value) {\r
200                 TextBox nameBox = new TextBox();\r
201                 nameBox.setText(_name);\r
202                 nameBox.addStyleName("pithos-metaName");\r
203                 table.setWidget(row, 0, nameBox);\r
204                 table.getFlexCellFormatter().setStyleName(1, 0, "props-values");\r
205 \r
206                 TextBox valueBox = new TextBox();\r
207                 valueBox.setText(_value);\r
208                 valueBox.addStyleName("pithos-metaValue");\r
209                 table.setWidget(row, 1, valueBox);\r
210                 table.getFlexCellFormatter().setStyleName(1, 1, "props-values");\r
211                 \r
212                 Anchor delete = new Anchor("remove");\r
213                 delete.addStyleName(Pithos.resources.pithosCss().commandAnchor());\r
214                 delete.addClickHandler(new ClickHandler() {\r
215                         \r
216                         @Override\r
217                         public void onClick(ClickEvent event) {\r
218                                 int rowIndex = table.getCellForEvent(event).getRowIndex();\r
219                                 table.removeRow(rowIndex);\r
220                         }\r
221                 });\r
222                 table.setWidget(row, 2, delete);\r
223         }\r
224 \r
225         /**\r
226          * Accepts any change and updates the file\r
227          *\r
228          */\r
229         @Override\r
230         protected boolean accept() {\r
231                 String newFilename = null;\r
232 \r
233                 if (!name.getText().trim().equals(file.getName())) {\r
234                         newFilename = name.getText().trim();\r
235                         if (newFilename.length() == 0)\r
236                                 newFilename = null;\r
237                 }\r
238                 \r
239 \r
240         final Map<String, String> newMeta = new HashMap<String, String>();\r
241         for (int row = 1; row < metaTable.getRowCount(); row++) {\r
242                 String key = ((TextBox) metaTable.getWidget(row, 0)).getText().trim();\r
243                 String value = ((TextBox) metaTable.getWidget(row, 1)).getText().trim();\r
244                 if (key.length() > 0 && value.length() > 0)\r
245                         newMeta.put(key, value);\r
246                 else if ((key.length() > 0 && value.length() == 0) || (key.length() == 0 && value.length() > 0)) {\r
247                         app.displayError("You have empty keys or values");\r
248                         return false;\r
249                 }\r
250         }\r
251 \r
252         if (newFilename != null) {\r
253             final String path = file.getParent().getUri() + "/" + newFilename;\r
254             PutRequest updateFile = new PutRequest(app.getApiPath(), app.getUsername(), path) {\r
255                 @Override\r
256                 public void onSuccess(Resource result) {\r
257                     updateMetaData(app.getApiPath(), file.getOwner(), path, newMeta);\r
258                 }\r
259 \r
260                 @Override\r
261                 public void onError(Throwable t) {\r
262                     GWT.log("", t);\r
263                                         app.setError(t);\r
264                     app.displayError("System error modifying file:" + t.getMessage());\r
265                 }\r
266 \r
267                                 @Override\r
268                                 protected void onUnauthorized(Response response) {\r
269                                         app.sessionExpired();\r
270                                 }\r
271             };\r
272             updateFile.setHeader("X-Auth-Token", app.getToken());\r
273             updateFile.setHeader("X-Move-From", URL.encodePathSegment(file.getUri()));\r
274             updateFile.setHeader("Content-Type", file.getContentType());\r
275             for (String key : file.getMeta().keySet())\r
276                 updateFile.setHeader("X-Object-Meta-" + URL.encodePathSegment(key.trim()), URL.encodePathSegment(newMeta.get(key)));\r
277             if (file.isPublished())\r
278                 updateFile.setHeader("X-Object-Public", "true");\r
279             String readPermHeader = "read=";\r
280             String writePermHeader = "write=";\r
281             for (String u : file.getPermissions().keySet()) {\r
282                 Boolean[] p = file.getPermissions().get(u);\r
283                 if (p[0] != null && p[0])\r
284                     readPermHeader += u + ",";\r
285                 if (p[1] != null && p[1])\r
286                     writePermHeader += u + ",";\r
287             }\r
288             if (readPermHeader.endsWith("="))\r
289                 readPermHeader = "";\r
290             else if (readPermHeader.endsWith(","))\r
291                 readPermHeader = readPermHeader.substring(0, readPermHeader.length() - 1);\r
292             if (writePermHeader.endsWith("="))\r
293                 writePermHeader = "";\r
294             else if (writePermHeader.endsWith(","))\r
295                 writePermHeader = writePermHeader.substring(0, writePermHeader.length() - 1);\r
296             String permHeader = readPermHeader +  ((readPermHeader.length()  > 0 && writePermHeader.length() > 0) ?  ";" : "") + writePermHeader;\r
297             if (permHeader.length() == 0)\r
298                 permHeader="~";\r
299             else\r
300                 permHeader = URL.encodePathSegment(permHeader);\r
301             updateFile.setHeader("X-Object-Sharing", permHeader);\r
302 \r
303             Scheduler.get().scheduleDeferred(updateFile);\r
304         }\r
305         else\r
306             updateMetaData(app.getApiPath(), app.getUsername(), file.getUri(), newMeta);\r
307         return true;\r
308         }\r
309 \r
310         protected void updateMetaData(final String api, final String owner, final String path, Map<String, String> newMeta) {\r
311         if (newMeta != null) {\r
312             PostRequest updateFile = new PostRequest(api, owner, path + "?update=") {\r
313                 @Override\r
314                 public void onSuccess(Resource result) {\r
315                         if (!app.isMySharedSelected())\r
316                             app.updateFolder(file.getParent(), true, new Command() {\r
317                                                         \r
318                                                         @Override\r
319                                                         public void execute() {\r
320                                                                 app.getFileList().selectByUrl(Arrays.asList(api + owner + path));\r
321                                                                 app.updateMySharedRoot();\r
322                                                         }\r
323                                                 }, true);\r
324                         else {\r
325                                 app.updateSharedFolder(file.getParent(), true, new Command() {\r
326                                         \r
327                                                         @Override\r
328                                                         public void execute() {\r
329                                                                 app.getFileList().selectByUrl(Arrays.asList(api + owner + path));\r
330                                                         }\r
331                                 });\r
332                         }\r
333                 }\r
334 \r
335                 @Override\r
336                 public void onError(Throwable t) {\r
337                     GWT.log("", t);\r
338                                         app.setError(t);\r
339                     app.displayError("System error modifying file:" + t.getMessage());\r
340                 }\r
341 \r
342                                 @Override\r
343                                 protected void onUnauthorized(Response response) {\r
344                                         app.sessionExpired();\r
345                                 }\r
346             };\r
347             updateFile.setHeader("X-Auth-Token", app.getToken());\r
348             \r
349             for (String t : file.getMeta().keySet()) {\r
350                         updateFile.setHeader("X-Object-Meta-" + URL.encodePathSegment(t.trim()), "~");\r
351             }\r
352             \r
353             for (String key : newMeta.keySet())\r
354                 updateFile.setHeader("X-Object-Meta-" + URL.encodePathSegment(key.trim()), URL.encodePathSegment(newMeta.get(key)));\r
355             \r
356             Scheduler.get().scheduleDeferred(updateFile);\r
357         }\r
358         else if (!app.isMySharedSelected())\r
359             app.updateFolder(file.getParent(), true, new Command() {\r
360                                 \r
361                                 @Override\r
362                                 public void execute() {\r
363                                         app.getFileList().selectByUrl(Arrays.asList(api + owner + path));\r
364                                         if (file.isSharedOrPublished())\r
365                                                 app.updateMySharedRoot();\r
366                                 }\r
367                         }, true);\r
368         else {\r
369                         app.getFileList().selectByUrl(Arrays.asList(api + owner + path));\r
370                 app.updateSharedFolder(file.getParent(), true);\r
371         }\r
372     }\r
373 }\r