code.grnet.gr Git - pithos-web-client/blob - src/gr/grnet/pithos/web/client/FilePermissionsDialog.java

   1 /*\r
   2  * Copyright 2011-2013 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 com.google.gwt.core.client.GWT;\r
  38 import com.google.gwt.core.client.Scheduler;\r
  39 import com.google.gwt.dom.client.NativeEvent;\r
  40 import com.google.gwt.event.dom.client.ClickEvent;\r
  41 import com.google.gwt.event.dom.client.ClickHandler;\r
  42 import com.google.gwt.event.dom.client.KeyCodes;\r
  43 import com.google.gwt.http.client.Response;\r
  44 import com.google.gwt.http.client.URL;\r
  45 import com.google.gwt.http.client.UrlBuilder;\r
  46 import com.google.gwt.resources.client.ImageResource;\r
  47 import com.google.gwt.user.client.Command;\r
  48 import com.google.gwt.user.client.Event.NativePreviewEvent;\r
  49 import com.google.gwt.user.client.Window;\r
  50 import com.google.gwt.user.client.ui.*;\r
  51 import gr.grnet.pithos.web.client.foldertree.File;\r
  52 import gr.grnet.pithos.web.client.rest.HeadRequest;\r
  53 import gr.grnet.pithos.web.client.rest.PostRequest;\r
  54 \r
  55 import java.util.Map;\r
  56 \r
  57 /**\r
  58  * The 'File properties' dialog box implementation.\r
  59  *\r
  60  */\r
  61 public class FilePermissionsDialog extends AbstractPropertiesDialog {\r
  62 \r
  63         protected PermissionsList permList;\r
  64 \r
  65         private HorizontalPanel pathPanel;\r
  66         \r
  67         private TextBox path;\r
  68         \r
  69         /**\r
  70          * An image bundle for this widgets images.\r
  71          */\r
  72         public interface Images extends MessagePanel.Images {\r
  73 \r
  74                 @Source("gr/grnet/pithos/resources/edit_user.png")\r
  75                 ImageResource permUser();\r
  76 \r
  77                 @Source("gr/grnet/pithos/resources/groups22.png")\r
  78                 ImageResource permGroup();\r
  79 \r
  80                 @Source("gr/grnet/pithos/resources/delete.gif")\r
  81                 ImageResource delete();\r
  82         }\r
  83 \r
  84         final File file;\r
  85 \r
  86     FileShareDialog.PrivateSharingImages images = GWT.create(FileShareDialog.PrivateSharingImages.class);\r
  87 \r
  88         /**\r
  89          * The widget's constructor.\r
  90          */\r
  91         public FilePermissionsDialog(Pithos _app, File _file) {\r
  92         super(_app);\r
  93         file = _file;\r
  94 \r
  95                 Anchor close = new Anchor("close");\r
  96                 close.addStyleName("close");\r
  97                 close.addClickHandler(new ClickHandler() {\r
  98                         \r
  99                         @Override\r
 100                         public void onClick(ClickEvent event) {\r
 101                                 hide();\r
 102                         }\r
 103                 });\r
 104                 // Set the dialog's caption.\r
 105                 setText("File permissions");\r
 106                 setGlassEnabled(true);\r
 107                 setStyleName("pithos-DialogBox");\r
 108 \r
 109                 // Outer contains inner and buttons.\r
 110                 final VerticalPanel outer = new VerticalPanel();\r
 111                 outer.add(close);\r
 112                 final FocusPanel focusPanel = new FocusPanel(outer);\r
 113                 // Inner contains generalPanel and permPanel.\r
 114                 inner = new VerticalPanel();\r
 115                 inner.addStyleName("inner");\r
 116 \r
 117         inner.add(createSharingPanel());\r
 118 \r
 119         outer.add(inner);\r
 120 \r
 121                 final Button ok = new Button("OK", new ClickHandler() {\r
 122                         @Override\r
 123                         public void onClick(ClickEvent event) {\r
 124                                 closeDialog();\r
 125                         }\r
 126                 });\r
 127                 ok.addStyleName("button");\r
 128 \r
 129         outer.add(ok);\r
 130         outer.setCellHorizontalAlignment(inner, HasHorizontalAlignment.ALIGN_CENTER);\r
 131 \r
 132         focusPanel.setFocus(true);\r
 133         setWidget(outer);\r
 134         }\r
 135 \r
 136     private VerticalPanel createSharingPanel() {\r
 137         VerticalPanel permPanel = new VerticalPanel();\r
 138 \r
 139         permList = new PermissionsList(app, images, file.getPermissions(), file.getOwnerID(), false, new Command() {\r
 140                         \r
 141                         @Override\r
 142                         public void execute() {\r
 143                                 accept();\r
 144                         }\r
 145                 });\r
 146         permPanel.add(permList);\r
 147 \r
 148         HorizontalPanel permButtons = new HorizontalPanel();\r
 149         final Button addUser = new Button("Add User", new ClickHandler() {\r
 150             @Override\r
 151             public void onClick(ClickEvent event) {\r
 152                 PermissionsAddDialog dlg = new PermissionsAddDialog(app, app.getAccount().getGroups(), permList, true);\r
 153                 dlg.center();\r
 154                 permList.updatePermissionTable();\r
 155             }\r
 156         });\r
 157         addUser.addStyleName("button");\r
 158         permButtons.add(addUser);\r
 159         permButtons.setCellHorizontalAlignment(addUser, HasHorizontalAlignment.ALIGN_CENTER);\r
 160 \r
 161         Button add = new Button("Add Group", new ClickHandler() {\r
 162             @Override\r
 163             public void onClick(ClickEvent event) {\r
 164                 if (app.getAccount().getGroups().isEmpty()) {\r
 165                     new GroupCreateDialog(app, new Command() {\r
 166                                                 \r
 167                                                 @Override\r
 168                                                 public void execute() {\r
 169                                         if (app.getAccount().getGroups().isEmpty())\r
 170                                                 return;\r
 171                                         PermissionsAddDialog dlg = new PermissionsAddDialog(app, app.getAccount().getGroups(), permList, false);\r
 172                                         dlg.center();\r
 173                                         permList.updatePermissionTable();\r
 174                                                 }\r
 175                                         }).center();\r
 176                 }\r
 177                 else {\r
 178                         PermissionsAddDialog dlg = new PermissionsAddDialog(app, app.getAccount().getGroups(), permList, false);\r
 179                         dlg.center();\r
 180                         permList.updatePermissionTable();\r
 181                 }\r
 182             }\r
 183         });\r
 184         add.addStyleName("button");\r
 185         permButtons.add(add);\r
 186         permButtons.setCellHorizontalAlignment(add, HasHorizontalAlignment.ALIGN_CENTER);\r
 187 \r
 188         permButtons.setSpacing(8);\r
 189         permButtons.addStyleName("pithos-TabPanelBottom");\r
 190         permPanel.add(permButtons);\r
 191 \r
 192         final Label readForAllNote = new Label("When this option is enabled, the file will be readable" +\r
 193                     " by everyone. By checking this option, you are certifying that you have the right to " +\r
 194                     "distribute this file and that it does not violate the Terms of Use.", true);\r
 195         readForAllNote.setStylePrimaryName("pithos-readForAllNote");\r
 196 \r
 197         pathPanel = new HorizontalPanel();\r
 198         pathPanel.setVisible(false);\r
 199         pathPanel.setWidth(Const.PERCENT_100);\r
 200         pathPanel.setHorizontalAlignment(HasHorizontalAlignment.ALIGN_LEFT);\r
 201         pathPanel.add(new Label("Link"));\r
 202         pathPanel.setSpacing(8);\r
 203         pathPanel.addStyleName("pithos-TabPanelBottom");\r
 204 \r
 205         path = new TextBox();\r
 206         path.setWidth(Const.PERCENT_100);\r
 207         path.addClickHandler(new ClickHandler() {\r
 208             @Override\r
 209             public void onClick(ClickEvent event) {\r
 210                 Pithos.enableIESelection();\r
 211                 ((TextBox) event.getSource()).selectAll();\r
 212                 Pithos.preventIESelection();\r
 213             }\r
 214         });\r
 215         path.setText(Window.Location.getHost() + file.getPublicUri());\r
 216         path.setTitle("Use this link for sharing the file via e-mail, IM, etc. (crtl-C/cmd-C to copy to system clipboard)");\r
 217         path.setWidth(Const.PERCENT_100);\r
 218         path.setReadOnly(true);\r
 219         pathPanel.add(path);\r
 220         permPanel.add(pathPanel);\r
 221 \r
 222         Scheduler.get().scheduleDeferred(new Command() {\r
 223                         \r
 224                         @Override\r
 225                         public void execute() {\r
 226                                 showLinkIfShared();\r
 227                         }\r
 228                 });\r
 229         return permPanel;\r
 230     }\r
 231 \r
 232     void showLinkIfShared() {\r
 233                 if (file.isShared()) {\r
 234                         UrlBuilder b = Window.Location.createUrlBuilder();\r
 235                         b.setPath(Pithos.getStorageAPIURL() + file.getOwnerID() + file.getUri());\r
 236                         path.setText(b.buildString());\r
 237                 pathPanel.setVisible(true);\r
 238                 }\r
 239                 else {\r
 240                         pathPanel.setVisible(false);\r
 241                 }\r
 242     }\r
 243         /**\r
 244          * Accepts any change and updates the file\r
 245          *\r
 246          */\r
 247         @Override\r
 248         protected boolean accept() {\r
 249         updateMetaData(\r
 250             Pithos.getStorageAPIURL(),\r
 251             app.getUserID(),\r
 252             file.getUri() + Const.QUESTION_MARK_UPDATE_EQ,\r
 253             permList.getPermissions()\r
 254         );\r
 255         return true;\r
 256         }\r
 257 \r
 258         protected void updateMetaData(String api, String owner, final String path, final Map<String, Boolean[]> newPermissions) {\r
 259         if (newPermissions != null) {\r
 260             PostRequest updateFile = new PostRequest(api, owner, path) {\r
 261                 @Override\r
 262                 public void onSuccess(Resource result) {\r
 263                         HeadRequest<File> headFile = new HeadRequest<File>(File.class, Pithos.getStorageAPIURL(), file.getOwnerID(), path, file) {\r
 264 \r
 265                                                 @Override\r
 266                                                 public void onSuccess(File _result) {\r
 267                                                         showLinkIfShared();\r
 268                                                         if (!app.isMySharedSelected())\r
 269                                             app.updateFolder(file.getParent(), true, new Command() {\r
 270                                                                         \r
 271                                                                         @Override\r
 272                                                                         public void execute() {\r
 273                                                                                 app.updateMySharedRoot();\r
 274                                                                         }\r
 275                                                                 }, true);\r
 276                                                         else\r
 277                                                                 app.updateSharedFolder(file.getParent(), true);\r
 278                                                 }\r
 279 \r
 280                                                 @Override\r
 281                                                 public void onError(Throwable t) {\r
 282                                                         app.setError(t);\r
 283                                     app.displayError("System error modifying file:" + t.getMessage());\r
 284                                                 }\r
 285 \r
 286                                                 @Override\r
 287                                                 protected void onUnauthorized(Response response) {\r
 288                                                         app.sessionExpired();\r
 289                                                 }\r
 290                                         };\r
 291                                         headFile.setHeader(Const.X_AUTH_TOKEN, app.getUserToken());\r
 292                                         Scheduler.get().scheduleDeferred(headFile);\r
 293                 }\r
 294 \r
 295                 @Override\r
 296                 public void onError(Throwable t) {\r
 297                                         app.setError(t);\r
 298                     app.displayError("System error modifying file:" + t.getMessage());\r
 299                 }\r
 300 \r
 301                                 @Override\r
 302                                 protected void onUnauthorized(Response response) {\r
 303                                         app.sessionExpired();\r
 304                                 }\r
 305             };\r
 306             updateFile.setHeader(Const.X_AUTH_TOKEN, app.getUserToken());\r
 307             \r
 308             String readPermHeader = Const.READ_EQ;\r
 309             String writePermHeader = Const.WRITE_EQ;\r
 310             for (String u : newPermissions.keySet()) {\r
 311                 Boolean[] p = newPermissions.get(u);\r
 312                 if (p[0] != null && p[0]) {\r
 313                     readPermHeader += u + Const.COMMA;\r
 314                 }\r
 315                 if (p[1] != null && p[1]) {\r
 316                     writePermHeader += u + Const.COMMA;\r
 317                 }\r
 318             }\r
 319             if (readPermHeader.endsWith(Const.EQ)) {\r
 320                 readPermHeader = "";\r
 321             }\r
 322             else if (readPermHeader.endsWith(Const.COMMA)) {\r
 323                 readPermHeader = readPermHeader.substring(0, readPermHeader.length() - 1);\r
 324             }\r
 325             if (writePermHeader.endsWith(Const.EQ)) {\r
 326                 writePermHeader = "";\r
 327             }\r
 328             else if (writePermHeader.endsWith(Const.COMMA)) {\r
 329                 writePermHeader = writePermHeader.substring(0, writePermHeader.length() - 1);\r
 330             }\r
 331             String permHeader = readPermHeader +\r
 332                 ((readPermHeader.length()  > 0 && writePermHeader.length() > 0) ?  Const.SEMI : "") + writePermHeader;\r
 333             if (permHeader.length() == 0) {\r
 334                 permHeader=Const.TILDE;\r
 335             }\r
 336             else {\r
 337                 permHeader = URL.encodePathSegment(permHeader);\r
 338             }\r
 339             updateFile.setHeader(Const.X_OBJECT_SHARING, permHeader);\r
 340             Scheduler.get().scheduleDeferred(updateFile);\r
 341         }\r
 342         else if (!app.isMySharedSelected()) {\r
 343             app.updateFolder(file.getParent(), true, new Command() {\r
 344                                 @Override\r
 345                                 public void execute() {\r
 346                                         if (file.isSharedOrPublished())\r
 347                                                 app.updateMySharedRoot();\r
 348                                 }\r
 349                         }, true);\r
 350         }\r
 351         else {\r
 352                 app.updateSharedFolder(file.getParent(), true);\r
 353         }\r
 354     }\r
 355 \r
 356         @Override\r
 357         protected void onPreviewNativeEvent(NativePreviewEvent preview) {\r
 358             super.onPreviewNativeEvent(preview);\r
 359 \r
 360             NativeEvent evt = preview.getNativeEvent();\r
 361             if (evt.getType().equals(Const.EVENT_TYPE_KEYDOWN) &&\r
 362             evt.getKeyCode() == KeyCodes.KEY_ENTER) {\r
 363 \r
 364             closeDialog();\r
 365         }\r
 366         }\r
 367 }\r