code.grnet.gr Git - pithos-web-client/blob - src/gr/grnet/pithos/web/client/FilePermissionsDialog.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.HeadRequest;\r
  40 import gr.grnet.pithos.web.client.rest.PostRequest;\r
  41 \r
  42 import java.util.Map;\r
  43 \r
  44 import com.google.gwt.core.client.GWT;\r
  45 import com.google.gwt.core.client.Scheduler;\r
  46 import com.google.gwt.dom.client.NativeEvent;\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.event.dom.client.KeyCodes;\r
  50 import com.google.gwt.http.client.Response;\r
  51 import com.google.gwt.http.client.URL;\r
  52 import com.google.gwt.http.client.UrlBuilder;\r
  53 import com.google.gwt.i18n.client.Dictionary;\r
  54 import com.google.gwt.resources.client.ImageResource;\r
  55 import com.google.gwt.user.client.Command;\r
  56 import com.google.gwt.user.client.Window;\r
  57 import com.google.gwt.user.client.Event.NativePreviewEvent;\r
  58 import com.google.gwt.user.client.ui.Anchor;\r
  59 import com.google.gwt.user.client.ui.Button;\r
  60 import com.google.gwt.user.client.ui.CheckBox;\r
  61 import com.google.gwt.user.client.ui.FocusPanel;\r
  62 import com.google.gwt.user.client.ui.HasHorizontalAlignment;\r
  63 import com.google.gwt.user.client.ui.HorizontalPanel;\r
  64 import com.google.gwt.user.client.ui.Label;\r
  65 import com.google.gwt.user.client.ui.TextBox;\r
  66 import com.google.gwt.user.client.ui.VerticalPanel;\r
  67 \r
  68 /**\r
  69  * The 'File properties' dialog box implementation.\r
  70  *\r
  71  */\r
  72 public class FilePermissionsDialog extends AbstractPropertiesDialog {\r
  73 \r
  74         protected PermissionsList permList;\r
  75 \r
  76         protected CheckBox readForAll;\r
  77         \r
  78         private HorizontalPanel pathPanel;\r
  79         \r
  80         private TextBox path;\r
  81         \r
  82         private Dictionary otherProperties = Dictionary.getDictionary("otherProperties");\r
  83         \r
  84         /**\r
  85          * An image bundle for this widgets images.\r
  86          */\r
  87         public interface Images extends MessagePanel.Images {\r
  88 \r
  89                 @Source("gr/grnet/pithos/resources/edit_user.png")\r
  90                 ImageResource permUser();\r
  91 \r
  92                 @Source("gr/grnet/pithos/resources/groups22.png")\r
  93                 ImageResource permGroup();\r
  94 \r
  95                 @Source("gr/grnet/pithos/resources/editdelete.png")\r
  96                 ImageResource delete();\r
  97         }\r
  98 \r
  99         final File file;\r
 100 \r
 101     Images images = GWT.create(Images.class);\r
 102 \r
 103         /**\r
 104          * The widget's constructor.\r
 105          */\r
 106         public FilePermissionsDialog(Pithos _app, File _file) {\r
 107         super(_app);\r
 108         file = _file;\r
 109 \r
 110                 Anchor close = new Anchor();\r
 111                 close.addStyleName("close");\r
 112                 close.addClickHandler(new ClickHandler() {\r
 113                         \r
 114                         @Override\r
 115                         public void onClick(ClickEvent event) {\r
 116                                 hide();\r
 117                         }\r
 118                 });\r
 119                 // Set the dialog's caption.\r
 120                 setText("File permissions");\r
 121                 setAnimationEnabled(true);\r
 122                 setGlassEnabled(true);\r
 123                 setStyleName("pithos-DialogBox");\r
 124 \r
 125                 // Outer contains inner and buttons.\r
 126                 final VerticalPanel outer = new VerticalPanel();\r
 127                 outer.add(close);\r
 128                 final FocusPanel focusPanel = new FocusPanel(outer);\r
 129                 // Inner contains generalPanel and permPanel.\r
 130                 inner = new VerticalPanel();\r
 131                 inner.addStyleName("inner");\r
 132 \r
 133         inner.add(createSharingPanel());\r
 134 \r
 135         outer.add(inner);\r
 136 \r
 137                 final Button ok = new Button("Close", new ClickHandler() {\r
 138                         @Override\r
 139                         public void onClick(ClickEvent event) {\r
 140                                 closeDialog();\r
 141                         }\r
 142                 });\r
 143                 ok.addStyleName("button");\r
 144 \r
 145         outer.add(ok);\r
 146         outer.setCellHorizontalAlignment(inner, HasHorizontalAlignment.ALIGN_CENTER);\r
 147 \r
 148         focusPanel.setFocus(true);\r
 149         setWidget(outer);\r
 150         }\r
 151 \r
 152     private VerticalPanel createSharingPanel() {\r
 153         VerticalPanel permPanel = new VerticalPanel();\r
 154 \r
 155         permList = new PermissionsList(images, file.getPermissions(), file.getOwner(), false, new Command() {\r
 156                         \r
 157                         @Override\r
 158                         public void execute() {\r
 159                                 accept();\r
 160                         }\r
 161                 });\r
 162         permPanel.add(permList);\r
 163 \r
 164         HorizontalPanel permButtons = new HorizontalPanel();\r
 165         final Button addUser = new Button("Add User", new ClickHandler() {\r
 166             @Override\r
 167             public void onClick(ClickEvent event) {\r
 168                 PermissionsAddDialog dlg = new PermissionsAddDialog(app, app.getAccount().getGroups(), permList, true);\r
 169                 dlg.center();\r
 170                 permList.updatePermissionTable();\r
 171             }\r
 172         });\r
 173         addUser.addStyleName("button");\r
 174         permButtons.add(addUser);\r
 175         permButtons.setCellHorizontalAlignment(addUser, HasHorizontalAlignment.ALIGN_CENTER);\r
 176 \r
 177         Button add = new Button("Add Group", new ClickHandler() {\r
 178             @Override\r
 179             public void onClick(ClickEvent event) {\r
 180                 PermissionsAddDialog dlg = new PermissionsAddDialog(app, app.getAccount().getGroups(), permList, false);\r
 181                 dlg.center();\r
 182                 permList.updatePermissionTable();\r
 183             }\r
 184         });\r
 185         add.addStyleName("button");\r
 186         permButtons.add(add);\r
 187         permButtons.setCellHorizontalAlignment(add, HasHorizontalAlignment.ALIGN_CENTER);\r
 188 \r
 189         permButtons.setSpacing(8);\r
 190         permButtons.addStyleName("pithos-TabPanelBottom");\r
 191         permPanel.add(permButtons);\r
 192 \r
 193         final Label readForAllNote = new Label("When this option is enabled, the file will be readable" +\r
 194                     " by everyone. By checking this option, you are certifying that you have the right to " +\r
 195                     "distribute this file and that it does not violate the Terms of Use.", true);\r
 196         readForAllNote.setStylePrimaryName("pithos-readForAllNote");\r
 197 \r
 198         readForAll = new CheckBox();\r
 199         readForAll.setValue(file.isPublished());\r
 200         readForAll.addClickHandler(new ClickHandler() {\r
 201             @Override\r
 202             public void onClick(ClickEvent event) {\r
 203                 accept();\r
 204             }\r
 205         });\r
 206 \r
 207         // Only show the read for all permission if the user is the owner.\r
 208         if (file.getOwner().equals(app.getUsername())) {\r
 209             final HorizontalPanel permForAll = new HorizontalPanel();\r
 210             permForAll.add(new Label("Public"));\r
 211             permForAll.add(readForAll);\r
 212             permForAll.setSpacing(8);\r
 213             permForAll.addStyleName("pithos-TabPanelBottom");\r
 214             permForAll.add(readForAllNote);\r
 215             permPanel.add(permForAll);\r
 216         }\r
 217 \r
 218         pathPanel = new HorizontalPanel();\r
 219         pathPanel.setVisible(false);\r
 220         pathPanel.setWidth("100%");\r
 221         pathPanel.setHorizontalAlignment(HasHorizontalAlignment.ALIGN_LEFT);\r
 222         pathPanel.add(new Label("Link"));\r
 223         pathPanel.setSpacing(8);\r
 224         pathPanel.addStyleName("pithos-TabPanelBottom");\r
 225 \r
 226         path = new TextBox();\r
 227         path.setWidth("100%");\r
 228         path.addClickHandler(new ClickHandler() {\r
 229             @Override\r
 230             public void onClick(ClickEvent event) {\r
 231                 Pithos.enableIESelection();\r
 232                 ((TextBox) event.getSource()).selectAll();\r
 233                 Pithos.preventIESelection();\r
 234             }\r
 235         });\r
 236         path.setText(Window.Location.getHost() + file.getPublicUri());\r
 237         path.setTitle("Use this link for sharing the file via e-mail, IM, etc. (crtl-C/cmd-C to copy to system clipboard)");\r
 238         path.setWidth("100%");\r
 239         path.setReadOnly(true);\r
 240         pathPanel.add(path);\r
 241         permPanel.add(pathPanel);\r
 242 \r
 243         Scheduler.get().scheduleDeferred(new Command() {\r
 244                         \r
 245                         @Override\r
 246                         public void execute() {\r
 247                                 showLinkIfPublished();\r
 248                         }\r
 249                 });\r
 250         return permPanel;\r
 251     }\r
 252 \r
 253     void showLinkIfPublished() {\r
 254                 if (file.isShared()) {\r
 255                         UrlBuilder b = Window.Location.createUrlBuilder();\r
 256                         if (file.isPublished()) {\r
 257                                 b.setPath(file.getPublicUri());\r
 258                                 path.setText(b.buildString());\r
 259                         }\r
 260                         else {\r
 261                                 b.setPath(app.getApiPath() + file.getOwner() + file.getUri());\r
 262                                 String href = Window.Location.getHref();\r
 263                                 boolean hasParameters = href.contains("?");\r
 264                                 path.setText(href + (hasParameters ? "&" : "?") + "goto=" + b.buildString());\r
 265                         }\r
 266                 pathPanel.setVisible(true);\r
 267                 }\r
 268                 else {\r
 269                         pathPanel.setVisible(false);\r
 270                 }\r
 271     }\r
 272         /**\r
 273          * Accepts any change and updates the file\r
 274          *\r
 275          */\r
 276         @Override\r
 277         protected void accept() {\r
 278         Boolean published = null;\r
 279                 if (readForAll.getValue() != file.isPublished())\r
 280                         if (file.getOwner().equals(app.getUsername()))\r
 281                 published = readForAll.getValue();\r
 282         updateMetaData(app.getApiPath(), app.getUsername(), file.getUri() + "?update=", published, permList.getPermissions());\r
 283         }\r
 284 \r
 285         protected void updateMetaData(String api, String owner, final String path, final Boolean published, final Map<String, Boolean[]> newPermissions) {\r
 286         if (published != null || newPermissions != null) {\r
 287             PostRequest updateFile = new PostRequest(api, owner, path) {\r
 288                 @Override\r
 289                 public void onSuccess(Resource result) {\r
 290                         HeadRequest<File> headFile = new HeadRequest<File>(File.class, app.getApiPath(), file.getOwner(), path, file) {\r
 291 \r
 292                                                 @Override\r
 293                                                 public void onSuccess(File _result) {\r
 294                                                         showLinkIfPublished();\r
 295                                     app.updateFolder(file.getParent(), true, new Command() {\r
 296                                                                 \r
 297                                                                 @Override\r
 298                                                                 public void execute() {\r
 299                                                                         app.updateMySharedRoot();\r
 300                                                                 }\r
 301                                                         }, true);\r
 302                                                 }\r
 303 \r
 304                                                 @Override\r
 305                                                 public void onError(Throwable t) {\r
 306                                     GWT.log("", t);\r
 307                                                         app.setError(t);\r
 308                                     app.displayError("System error modifying file:" + t.getMessage());\r
 309                                                 }\r
 310 \r
 311                                                 @Override\r
 312                                                 protected void onUnauthorized(Response response) {\r
 313                                                         app.sessionExpired();\r
 314                                                 }\r
 315                                         };\r
 316                                         headFile.setHeader("X-Auth-Token", app.getToken());\r
 317                                         Scheduler.get().scheduleDeferred(headFile);\r
 318                 }\r
 319 \r
 320                 @Override\r
 321                 public void onError(Throwable t) {\r
 322                     GWT.log("", t);\r
 323                                         app.setError(t);\r
 324                     app.displayError("System error modifying file:" + t.getMessage());\r
 325                 }\r
 326 \r
 327                                 @Override\r
 328                                 protected void onUnauthorized(Response response) {\r
 329                                         app.sessionExpired();\r
 330                                 }\r
 331             };\r
 332             updateFile.setHeader("X-Auth-Token", app.getToken());\r
 333             \r
 334             if (published != null)\r
 335                 updateFile.setHeader("X-Object-Public", published.toString());\r
 336             if (newPermissions != null) {\r
 337                 String readPermHeader = "read=";\r
 338                 String writePermHeader = "write=";\r
 339                 for (String u : newPermissions.keySet()) {\r
 340                     Boolean[] p = newPermissions.get(u);\r
 341                     if (p[0] != null && p[0])\r
 342                         readPermHeader += u + ",";\r
 343                     if (p[1] != null && p[1])\r
 344                         writePermHeader += u + ",";\r
 345                 }\r
 346                 if (readPermHeader.endsWith("="))\r
 347                     readPermHeader = "";\r
 348                 else if (readPermHeader.endsWith(","))\r
 349                     readPermHeader = readPermHeader.substring(0, readPermHeader.length() - 1);\r
 350                 if (writePermHeader.endsWith("="))\r
 351                     writePermHeader = "";\r
 352                 else if (writePermHeader.endsWith(","))\r
 353                     writePermHeader = writePermHeader.substring(0, writePermHeader.length() - 1);\r
 354                 String permHeader = readPermHeader +  ((readPermHeader.length()  > 0 && writePermHeader.length() > 0) ?  ";" : "") + writePermHeader;\r
 355                 if (permHeader.length() == 0)\r
 356                     permHeader="~";\r
 357                 else\r
 358                         permHeader = URL.encodePathSegment(permHeader);\r
 359                 updateFile.setHeader("X-Object-Sharing", permHeader);\r
 360             }\r
 361             Scheduler.get().scheduleDeferred(updateFile);\r
 362         }\r
 363         else\r
 364             app.updateFolder(file.getParent(), true, new Command() {\r
 365                                 \r
 366                                 @Override\r
 367                                 public void execute() {\r
 368                                         if (file.isShared())\r
 369                                                 app.updateMySharedRoot();\r
 370                                 }\r
 371                         }, true);\r
 372     }\r
 373 \r
 374         @Override\r
 375         protected void onPreviewNativeEvent(NativePreviewEvent preview) {\r
 376             super.onPreviewNativeEvent(preview);\r
 377 \r
 378             NativeEvent evt = preview.getNativeEvent();\r
 379             if (evt.getType().equals("keydown") && evt.getKeyCode() == KeyCodes.KEY_ENTER)\r
 380                                 closeDialog();\r
 381         }\r
 382 }\r