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

   1 /*\r
   2  * Copyright 2011 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 \r
  41 import java.util.Map;\r
  42 \r
  43 import com.google.gwt.core.client.GWT;\r
  44 import com.google.gwt.core.client.Scheduler;\r
  45 import com.google.gwt.event.dom.client.ClickEvent;\r
  46 import com.google.gwt.event.dom.client.ClickHandler;\r
  47 import com.google.gwt.http.client.Response;\r
  48 import com.google.gwt.http.client.URL;\r
  49 import com.google.gwt.resources.client.ImageResource;\r
  50 import com.google.gwt.user.client.Command;\r
  51 import com.google.gwt.user.client.Window;\r
  52 import com.google.gwt.user.client.ui.Anchor;\r
  53 import com.google.gwt.user.client.ui.Button;\r
  54 import com.google.gwt.user.client.ui.CheckBox;\r
  55 import com.google.gwt.user.client.ui.FocusPanel;\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 FilePermissionsDialog extends AbstractPropertiesDialog {\r
  67 \r
  68         protected PermissionsList permList;\r
  69 \r
  70         protected CheckBox readForAll;\r
  71 \r
  72         /**\r
  73          * An image bundle for this widgets images.\r
  74          */\r
  75         public interface Images extends MessagePanel.Images {\r
  76 \r
  77                 @Source("gr/grnet/pithos/resources/edit_user.png")\r
  78                 ImageResource permUser();\r
  79 \r
  80                 @Source("gr/grnet/pithos/resources/groups22.png")\r
  81                 ImageResource permGroup();\r
  82 \r
  83                 @Source("gr/grnet/pithos/resources/editdelete.png")\r
  84                 ImageResource delete();\r
  85         }\r
  86 \r
  87         final File file;\r
  88 \r
  89     Images images = GWT.create(Images.class);\r
  90 \r
  91         /**\r
  92          * The widget's constructor.\r
  93          */\r
  94         public FilePermissionsDialog(Pithos _app, File _file) {\r
  95         super(_app);\r
  96         file = _file;\r
  97 \r
  98                 Anchor close = new Anchor();\r
  99                 close.addStyleName("close");\r
 100                 close.addClickHandler(new ClickHandler() {\r
 101                         \r
 102                         @Override\r
 103                         public void onClick(ClickEvent event) {\r
 104                                 hide();\r
 105                         }\r
 106                 });\r
 107                 // Set the dialog's caption.\r
 108                 setText("File permissions");\r
 109                 setAnimationEnabled(true);\r
 110                 setGlassEnabled(true);\r
 111                 setStyleName("pithos-DialogBox");\r
 112 \r
 113                 // Outer contains inner and buttons.\r
 114                 final VerticalPanel outer = new VerticalPanel();\r
 115                 outer.add(close);\r
 116                 final FocusPanel focusPanel = new FocusPanel(outer);\r
 117                 // Inner contains generalPanel and permPanel.\r
 118                 inner = new VerticalPanel();\r
 119                 inner.addStyleName("inner");\r
 120 \r
 121         inner.add(createSharingPanel());\r
 122 \r
 123         outer.add(inner);\r
 124 \r
 125                 // Create the 'OK' button, along with a listener that hides the dialog\r
 126                 // when the button is clicked.\r
 127                 final Button ok = new Button("OK", new ClickHandler() {\r
 128                         @Override\r
 129                         public void onClick(ClickEvent event) {\r
 130                                 accept();\r
 131                                 closeDialog();\r
 132                         }\r
 133                 });\r
 134                 ok.addStyleName("button");\r
 135 \r
 136         outer.add(ok);\r
 137         outer.setCellHorizontalAlignment(inner, HasHorizontalAlignment.ALIGN_CENTER);\r
 138 \r
 139         focusPanel.setFocus(true);\r
 140         setWidget(outer);\r
 141         }\r
 142 \r
 143     private VerticalPanel createSharingPanel() {\r
 144         VerticalPanel permPanel = new VerticalPanel();\r
 145 \r
 146         permList = new PermissionsList(images, file.getPermissions(), file.getOwner(), file.getInheritedPermissionsFrom() != null);\r
 147         permPanel.add(permList);\r
 148 \r
 149         if (file.getInheritedPermissionsFrom() == null) {\r
 150             HorizontalPanel permButtons = new HorizontalPanel();\r
 151             Button add = new Button("Add Group", new ClickHandler() {\r
 152                 @Override\r
 153                 public void onClick(ClickEvent event) {\r
 154                     PermissionsAddDialog dlg = new PermissionsAddDialog(app, app.getAccount().getGroups(), permList, false);\r
 155                     dlg.center();\r
 156                     permList.updatePermissionTable();\r
 157                 }\r
 158             });\r
 159             add.addStyleName("button");\r
 160             permButtons.add(add);\r
 161             permButtons.setCellHorizontalAlignment(add, HasHorizontalAlignment.ALIGN_CENTER);\r
 162 \r
 163             final Button addUser = new Button("Add User", new ClickHandler() {\r
 164                 @Override\r
 165                 public void onClick(ClickEvent event) {\r
 166                     PermissionsAddDialog dlg = new PermissionsAddDialog(app, app.getAccount().getGroups(), permList, true);\r
 167                     dlg.center();\r
 168                     permList.updatePermissionTable();\r
 169                 }\r
 170             });\r
 171             addUser.addStyleName("button");\r
 172             permButtons.add(addUser);\r
 173             permButtons.setCellHorizontalAlignment(addUser, HasHorizontalAlignment.ALIGN_CENTER);\r
 174 \r
 175             permButtons.setSpacing(8);\r
 176             permButtons.addStyleName("pithos-TabPanelBottom");\r
 177             permPanel.add(permButtons);\r
 178         }\r
 179 \r
 180         final Label readForAllNote = new Label("When this option is enabled, the file will be readable" +\r
 181                     " by everyone. By checking this option, you are certifying that you have the right to " +\r
 182                     "distribute this file and that it does not violate the Terms of Use.", true);\r
 183         readForAllNote.setVisible(false);\r
 184         readForAllNote.setStylePrimaryName("pithos-readForAllNote");\r
 185 \r
 186         readForAll = new CheckBox();\r
 187         readForAll.setValue(file.isPublished());\r
 188         readForAll.addClickHandler(new ClickHandler() {\r
 189             @Override\r
 190             public void onClick(ClickEvent event) {\r
 191                 readForAllNote.setVisible(readForAll.getValue());\r
 192             }\r
 193         });\r
 194 \r
 195         // Only show the read for all permission if the user is the owner.\r
 196         if (file.getOwner().equals(app.getUsername())) {\r
 197             final HorizontalPanel permForAll = new HorizontalPanel();\r
 198             permForAll.add(new Label("Public"));\r
 199             permForAll.add(readForAll);\r
 200             permForAll.setSpacing(8);\r
 201             permForAll.addStyleName("pithos-TabPanelBottom");\r
 202             permForAll.add(readForAllNote);\r
 203             permPanel.add(permForAll);\r
 204         }\r
 205 \r
 206         if (file.isPublished()) {\r
 207             final HorizontalPanel pathPanel = new HorizontalPanel();\r
 208             pathPanel.setWidth("100%");\r
 209             pathPanel.setHorizontalAlignment(HasHorizontalAlignment.ALIGN_LEFT);\r
 210             pathPanel.add(new Label("Link"));\r
 211             pathPanel.setSpacing(8);\r
 212             pathPanel.addStyleName("pithos-TabPanelBottom");\r
 213 \r
 214             TextBox path = new TextBox();\r
 215             path.setWidth("100%");\r
 216             path.addClickHandler(new ClickHandler() {\r
 217                 @Override\r
 218                 public void onClick(ClickEvent event) {\r
 219                     Pithos.enableIESelection();\r
 220                     ((TextBox) event.getSource()).selectAll();\r
 221                     Pithos.preventIESelection();\r
 222                 }\r
 223             });\r
 224             path.setText(Window.Location.getHost() + file.getPublicUri());\r
 225             path.setTitle("Use this link for sharing the file via e-mail, IM, etc. (crtl-C/cmd-C to copy to system clipboard)");\r
 226             path.setWidth("100%");\r
 227             path.setReadOnly(true);\r
 228             pathPanel.add(path);\r
 229             permPanel.add(pathPanel);\r
 230         }\r
 231 \r
 232         return permPanel;\r
 233     }\r
 234 \r
 235         /**\r
 236          * Accepts any change and updates the file\r
 237          *\r
 238          */\r
 239         @Override\r
 240         protected void accept() {\r
 241                 final Map<String, Boolean[]> perms = (permList.hasChanges() ? permList.getPermissions() : null);\r
 242 \r
 243                 //only update the read for all perm if the user is the owner\r
 244         Boolean published = null;\r
 245                 if (readForAll.getValue() != file.isPublished())\r
 246                         if (file.getOwner().equals(app.getUsername()))\r
 247                 published = readForAll.getValue();\r
 248         final Boolean finalPublished = published;\r
 249 \r
 250         updateMetaData(app.getApiPath(), app.getUsername(), file.getUri() + "?update=", finalPublished, perms);\r
 251         }\r
 252 \r
 253         protected void updateMetaData(String api, String owner, String path, final Boolean published, final Map<String, Boolean[]> newPermissions) {\r
 254         if (published != null || newPermissions != null) {\r
 255             PostRequest updateFile = new PostRequest(api, owner, path) {\r
 256                 @Override\r
 257                 public void onSuccess(Resource result) {\r
 258                     app.updateFolder(file.getParent(), true, new Command() {\r
 259                                                 \r
 260                                                 @Override\r
 261                                                 public void execute() {\r
 262                                                         app.updateMySharedRoot();\r
 263                                                 }\r
 264                                         });\r
 265                 }\r
 266 \r
 267                 @Override\r
 268                 public void onError(Throwable t) {\r
 269                     GWT.log("", t);\r
 270                                         app.setError(t);\r
 271                     app.displayError("System error modifying file:" + t.getMessage());\r
 272                 }\r
 273 \r
 274                                 @Override\r
 275                                 protected void onUnauthorized(Response response) {\r
 276                                         app.sessionExpired();\r
 277                                 }\r
 278             };\r
 279             updateFile.setHeader("X-Auth-Token", app.getToken());\r
 280             \r
 281             if (published != null)\r
 282                 updateFile.setHeader("X-Object-Public", published.toString());\r
 283             if (newPermissions != null) {\r
 284                 String readPermHeader = "read=";\r
 285                 String writePermHeader = "write=";\r
 286                 for (String u : newPermissions.keySet()) {\r
 287                     Boolean[] p = newPermissions.get(u);\r
 288                     if (p[0] != null && p[0])\r
 289                         readPermHeader += u + ",";\r
 290                     if (p[1] != null && p[1])\r
 291                         writePermHeader += u + ",";\r
 292                 }\r
 293                 if (readPermHeader.endsWith("="))\r
 294                     readPermHeader = "";\r
 295                 else if (readPermHeader.endsWith(","))\r
 296                     readPermHeader = readPermHeader.substring(0, readPermHeader.length() - 1);\r
 297                 if (writePermHeader.endsWith("="))\r
 298                     writePermHeader = "";\r
 299                 else if (writePermHeader.endsWith(","))\r
 300                     writePermHeader = writePermHeader.substring(0, writePermHeader.length() - 1);\r
 301                 String permHeader = readPermHeader +  ((readPermHeader.length()  > 0 && writePermHeader.length() > 0) ?  ";" : "") + writePermHeader;\r
 302                 if (permHeader.length() == 0)\r
 303                     permHeader="~";\r
 304                 else\r
 305                         permHeader = URL.encodePathSegment(permHeader);\r
 306                 updateFile.setHeader("X-Object-Sharing", permHeader);\r
 307             }\r
 308             Scheduler.get().scheduleDeferred(updateFile);\r
 309         }\r
 310         else\r
 311             app.updateFolder(file.getParent(), true, new Command() {\r
 312                                 \r
 313                                 @Override\r
 314                                 public void execute() {\r
 315                                         if (file.isShared())\r
 316                                                 app.updateMySharedRoot();\r
 317                                 }\r
 318                         });\r
 319     }\r
 320 }\r