code.grnet.gr Git - pithos-web-client/blob - 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.rest.PostRequest;\r
  39 import gr.grnet.pithos.web.client.rest.PutRequest;\r
  40 \r
  41 import java.util.Arrays;\r
  42 import java.util.HashMap;\r
  43 import java.util.Map;\r
  44 \r
  45 import com.google.gwt.core.client.GWT;\r
  46 import com.google.gwt.core.client.Scheduler;\r
  47 import com.google.gwt.event.dom.client.ClickEvent;\r
  48 import com.google.gwt.event.dom.client.ClickHandler;\r
  49 import com.google.gwt.http.client.Response;\r
  50 import com.google.gwt.http.client.URL;\r
  51 import com.google.gwt.i18n.client.DateTimeFormat;\r
  52 import com.google.gwt.user.client.Command;\r
  53 import com.google.gwt.user.client.ui.Anchor;\r
  54 import com.google.gwt.user.client.ui.Button;\r
  55 import com.google.gwt.user.client.ui.FlexTable;\r
  56 import com.google.gwt.user.client.ui.HasHorizontalAlignment;\r
  57 import com.google.gwt.user.client.ui.HorizontalPanel;\r
  58 import com.google.gwt.user.client.ui.Label;\r
  59 import com.google.gwt.user.client.ui.TextBox;\r
  60 import com.google.gwt.user.client.ui.VerticalPanel;\r
  61 \r
  62 /**\r
  63  * The 'File properties' dialog box implementation.\r
  64  *\r
  65  */\r
  66 public class FilePropertiesDialog extends AbstractPropertiesDialog {\r
  67 \r
  68         /**\r
  69          * The widget that holds the name of the file.\r
  70          */\r
  71         private TextBox name = new TextBox();\r
  72 \r
  73         final File file;\r
  74 \r
  75     FlexTable metaTable;\r
  76         /**\r
  77          * The widget's constructor.\r
  78          */\r
  79         public FilePropertiesDialog(Pithos _app, File _file) {\r
  80         super(_app);\r
  81         file = _file;\r
  82 \r
  83                 Anchor close = new Anchor("close");\r
  84                 close.addStyleName("close");\r
  85                 close.addClickHandler(new ClickHandler() {\r
  86                         \r
  87                         @Override\r
  88                         public void onClick(ClickEvent event) {\r
  89                                 hide();\r
  90                         }\r
  91                 });\r
  92                 // Set the dialog's caption.\r
  93                 setText("File properties");\r
  94                 setGlassEnabled(true);\r
  95                 setStyleName("pithos-DialogBox");\r
  96 \r
  97                 // Outer contains inner and buttons.\r
  98                 final VerticalPanel outer = new VerticalPanel();\r
  99                 outer.add(close);\r
 100                 // Inner contains generalPanel and permPanel.\r
 101                 inner = new VerticalPanel();\r
 102                 inner.addStyleName("inner");\r
 103 \r
 104         inner.add(createGeneralPanel());\r
 105 \r
 106         outer.add(inner);\r
 107 \r
 108                 // Create the 'OK' button, along with a listener that hides the dialog\r
 109                 // when the button is clicked.\r
 110                 final Button ok = new Button("OK", new ClickHandler() {\r
 111                         @Override\r
 112                         public void onClick(ClickEvent event) {\r
 113                                 if (accept())\r
 114                                         closeDialog();\r
 115                         }\r
 116                 });\r
 117                 ok.addStyleName("button");\r
 118 \r
 119         outer.add(ok);\r
 120         outer.setCellHorizontalAlignment(inner, HasHorizontalAlignment.ALIGN_CENTER);\r
 121 \r
 122         setWidget(outer);\r
 123         }\r
 124 \r
 125         private VerticalPanel createGeneralPanel() {\r
 126         final VerticalPanel generalPanel = new VerticalPanel();\r
 127         final FlexTable generalTable = new FlexTable();\r
 128         generalTable.setText(0, 0, "Name");\r
 129         generalTable.setText(1, 0, "Folder");\r
 130         generalTable.setText(2, 0, "Owner");\r
 131         generalTable.setText(3, 0, "Last modified");\r
 132 \r
 133         name.setWidth("100%");\r
 134         name.setText(file.getName());\r
 135         generalTable.setWidget(0, 1, name);\r
 136         if(file.getParent() != null)\r
 137             generalTable.setText(1, 1, file.getParent().getName());\r
 138         else\r
 139             generalTable.setText(1, 1, "-");\r
 140         generalTable.setText(2, 1, file.getOwner());\r
 141 \r
 142         final DateTimeFormat formatter = DateTimeFormat.getFormat("d/M/yyyy h:mm a");\r
 143         generalTable.setText(3, 1, file.getLastModified() != null ? formatter.format(file.getLastModified()) : "");\r
 144 \r
 145         generalTable.getFlexCellFormatter().setStyleName(0, 0, "props-labels");\r
 146         generalTable.getFlexCellFormatter().setStyleName(1, 0, "props-labels");\r
 147         generalTable.getFlexCellFormatter().setStyleName(2, 0, "props-labels");\r
 148         generalTable.getFlexCellFormatter().setStyleName(3, 0, "props-labels");\r
 149         generalTable.getFlexCellFormatter().setStyleName(4, 0, "props-labels");\r
 150         generalTable.getFlexCellFormatter().setStyleName(0, 1, "props-values");\r
 151         generalTable.getFlexCellFormatter().setStyleName(1, 1, "props-values");\r
 152         generalTable.getFlexCellFormatter().setStyleName(2, 1, "props-values");\r
 153         generalTable.getFlexCellFormatter().setStyleName(3, 1, "props-values");\r
 154         generalTable.setCellSpacing(4);\r
 155 \r
 156         generalPanel.add(generalTable);\r
 157 \r
 158         HorizontalPanel metaTitlePanel = new HorizontalPanel();\r
 159         metaTitlePanel.setSpacing(5);\r
 160         Label meta = new Label("Meta data");\r
 161         meta.addStyleName("pithos-metaTitle");\r
 162         metaTitlePanel.add(meta);\r
 163         \r
 164                 Anchor plus = new Anchor("add");\r
 165                 plus.addStyleName(Pithos.resources.pithosCss().commandAnchor());\r
 166                 metaTitlePanel.add(plus);\r
 167                 \r
 168                 generalPanel.add(metaTitlePanel);\r
 169                 \r
 170                 metaTable = new FlexTable();\r
 171                 metaTable.setCellSpacing(0);\r
 172                 metaTable.setHTML(0, 0, "Name");\r
 173                 metaTable.getFlexCellFormatter().setStyleName(0, 0, "props-labels");\r
 174                 metaTable.setText(0, 1, "Value");\r
 175                 metaTable.getFlexCellFormatter().setStyleName(0, 1, "props-labels");\r
 176                 int rows = 1;\r
 177                 for (String metaKey : file.getMeta().keySet()) {\r
 178                         addFormLine(metaTable, rows++, metaKey, file.getMeta().get(metaKey));\r
 179                 }\r
 180                 if (rows == 1) //If no meta add an empty line\r
 181                         addFormLine(metaTable, rows++, "", "");\r
 182                 \r
 183                 plus.addClickHandler(new ClickHandler() {\r
 184                         \r
 185                         @Override\r
 186                         public void onClick(ClickEvent event) {\r
 187                                 addFormLine(metaTable, metaTable.getRowCount(), "", "");\r
 188                         }\r
 189                 });\r
 190 \r
 191                 generalPanel.add(metaTable);\r
 192         generalPanel.setSpacing(4);\r
 193         return generalPanel;\r
 194     }\r
 195 \r
 196         void addFormLine(final FlexTable table, int row, String _name, String _value) {\r
 197                 TextBox nameBox = new TextBox();\r
 198                 nameBox.setText(_name);\r
 199                 nameBox.addStyleName("pithos-metaName");\r
 200                 table.setWidget(row, 0, nameBox);\r
 201                 table.getFlexCellFormatter().setStyleName(1, 0, "props-values");\r
 202 \r
 203                 TextBox valueBox = new TextBox();\r
 204                 valueBox.setText(_value);\r
 205                 valueBox.addStyleName("pithos-metaValue");\r
 206                 table.setWidget(row, 1, valueBox);\r
 207                 table.getFlexCellFormatter().setStyleName(1, 1, "props-values");\r
 208                 \r
 209                 Anchor delete = new Anchor("remove");\r
 210                 delete.addStyleName(Pithos.resources.pithosCss().commandAnchor());\r
 211                 delete.addClickHandler(new ClickHandler() {\r
 212                         \r
 213                         @Override\r
 214                         public void onClick(ClickEvent event) {\r
 215                                 int rowIndex = table.getCellForEvent(event).getRowIndex();\r
 216                                 table.removeRow(rowIndex);\r
 217                         }\r
 218                 });\r
 219                 table.setWidget(row, 2, delete);\r
 220         }\r
 221 \r
 222         /**\r
 223          * Accepts any change and updates the file\r
 224          *\r
 225          */\r
 226         @Override\r
 227         protected boolean accept() {\r
 228                 String newFilename = null;\r
 229 \r
 230                 if (!name.getText().trim().equals(file.getName())) {\r
 231                         newFilename = name.getText().trim();\r
 232                         if (newFilename.length() == 0)\r
 233                                 newFilename = null;\r
 234                 }\r
 235                 \r
 236 \r
 237         final Map<String, String> newMeta = new HashMap<String, String>();\r
 238         for (int row = 1; row < metaTable.getRowCount(); row++) {\r
 239                 String key = ((TextBox) metaTable.getWidget(row, 0)).getText().trim();\r
 240                 String value = ((TextBox) metaTable.getWidget(row, 1)).getText().trim();\r
 241                 if (key.length() > 0 && value.length() > 0)\r
 242                         newMeta.put(key, value);\r
 243                 else if ((key.length() > 0 && value.length() == 0) || (key.length() == 0 && value.length() > 0)) {\r
 244                         app.displayError("You have empty keys or values");\r
 245                         return false;\r
 246                 }\r
 247         }\r
 248 \r
 249         if (newFilename != null) {\r
 250             final String path = file.getParent().getUri() + "/" + newFilename;\r
 251             PutRequest updateFile = new PutRequest(app.getApiPath(), app.getUserID(), path) {\r
 252                 @Override\r
 253                 public void onSuccess(Resource result) {\r
 254                     updateMetaData(app.getApiPath(), file.getOwner(), path, newMeta);\r
 255                 }\r
 256 \r
 257                 @Override\r
 258                 public void onError(Throwable t) {\r
 259                     GWT.log("", t);\r
 260                                         app.setError(t);\r
 261                     app.displayError("System error modifying file:" + t.getMessage());\r
 262                 }\r
 263 \r
 264                                 @Override\r
 265                                 protected void onUnauthorized(Response response) {\r
 266                                         app.sessionExpired();\r
 267                                 }\r
 268             };\r
 269             updateFile.setHeader("X-Auth-Token", app.getUserToken());\r
 270             updateFile.setHeader("X-Move-From", URL.encodePathSegment(file.getUri()));\r
 271             updateFile.setHeader("Content-Type", file.getContentType());\r
 272             for (String key : file.getMeta().keySet())\r
 273                 updateFile.setHeader("X-Object-Meta-" + URL.encodePathSegment(key.trim()), URL.encodePathSegment(newMeta.get(key)));\r
 274             if (file.isPublished())\r
 275                 updateFile.setHeader("X-Object-Public", "true");\r
 276             String readPermHeader = "read=";\r
 277             String writePermHeader = "write=";\r
 278             for (String u : file.getPermissions().keySet()) {\r
 279                 Boolean[] p = file.getPermissions().get(u);\r
 280                 if (p[0] != null && p[0])\r
 281                     readPermHeader += u + ",";\r
 282                 if (p[1] != null && p[1])\r
 283                     writePermHeader += u + ",";\r
 284             }\r
 285             if (readPermHeader.endsWith("="))\r
 286                 readPermHeader = "";\r
 287             else if (readPermHeader.endsWith(","))\r
 288                 readPermHeader = readPermHeader.substring(0, readPermHeader.length() - 1);\r
 289             if (writePermHeader.endsWith("="))\r
 290                 writePermHeader = "";\r
 291             else if (writePermHeader.endsWith(","))\r
 292                 writePermHeader = writePermHeader.substring(0, writePermHeader.length() - 1);\r
 293             String permHeader = readPermHeader +  ((readPermHeader.length()  > 0 && writePermHeader.length() > 0) ?  ";" : "") + writePermHeader;\r
 294             if (permHeader.length() == 0)\r
 295                 permHeader="~";\r
 296             else\r
 297                 permHeader = URL.encodePathSegment(permHeader);\r
 298             updateFile.setHeader("X-Object-Sharing", permHeader);\r
 299 \r
 300             Scheduler.get().scheduleDeferred(updateFile);\r
 301         }\r
 302         else\r
 303             updateMetaData(app.getApiPath(), app.getUserID(), file.getUri(), newMeta);\r
 304         return true;\r
 305         }\r
 306 \r
 307         protected void updateMetaData(final String api, final String owner, final String path, Map<String, String> newMeta) {\r
 308         if (newMeta != null) {\r
 309             PostRequest updateFile = new PostRequest(api, owner, path + "?update=") {\r
 310                 @Override\r
 311                 public void onSuccess(Resource result) {\r
 312                         if (!app.isMySharedSelected())\r
 313                             app.updateFolder(file.getParent(), true, new Command() {\r
 314                                                         \r
 315                                                         @Override\r
 316                                                         public void execute() {\r
 317                                                                 app.getFileList().selectByUrl(Arrays.asList(api + owner + path));\r
 318                                                                 app.updateMySharedRoot();\r
 319                                                         }\r
 320                                                 }, true);\r
 321                         else {\r
 322                                 app.updateSharedFolder(file.getParent(), true, new Command() {\r
 323                                         \r
 324                                                         @Override\r
 325                                                         public void execute() {\r
 326                                                                 app.getFileList().selectByUrl(Arrays.asList(api + owner + path));\r
 327                                                         }\r
 328                                 });\r
 329                         }\r
 330                 }\r
 331 \r
 332                 @Override\r
 333                 public void onError(Throwable t) {\r
 334                     GWT.log("", t);\r
 335                                         app.setError(t);\r
 336                     app.displayError("System error modifying file:" + t.getMessage());\r
 337                 }\r
 338 \r
 339                                 @Override\r
 340                                 protected void onUnauthorized(Response response) {\r
 341                                         app.sessionExpired();\r
 342                                 }\r
 343             };\r
 344             updateFile.setHeader("X-Auth-Token", app.getUserToken());\r
 345             \r
 346             for (String t : file.getMeta().keySet()) {\r
 347                         updateFile.setHeader("X-Object-Meta-" + URL.encodePathSegment(t.trim()), "~");\r
 348             }\r
 349             \r
 350             for (String key : newMeta.keySet())\r
 351                 updateFile.setHeader("X-Object-Meta-" + URL.encodePathSegment(key.trim()), URL.encodePathSegment(newMeta.get(key)));\r
 352             \r
 353             Scheduler.get().scheduleDeferred(updateFile);\r
 354         }\r
 355         else if (!app.isMySharedSelected())\r
 356             app.updateFolder(file.getParent(), true, new Command() {\r
 357                                 \r
 358                                 @Override\r
 359                                 public void execute() {\r
 360                                         app.getFileList().selectByUrl(Arrays.asList(api + owner + path));\r
 361                                         if (file.isSharedOrPublished())\r
 362                                                 app.updateMySharedRoot();\r
 363                                 }\r
 364                         }, true);\r
 365         else {\r
 366                         app.getFileList().selectByUrl(Arrays.asList(api + owner + path));\r
 367                 app.updateSharedFolder(file.getParent(), true);\r
 368         }\r
 369     }\r
 370 }\r