code.grnet.gr Git - pithos/blob - web_client/src/gr/grnet/pithos/web/client/FilePropertiesDialog.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.FileVersions;\r
  39 import gr.grnet.pithos.web.client.foldertree.Resource;\r
  40 import gr.grnet.pithos.web.client.foldertree.Version;\r
  41 import gr.grnet.pithos.web.client.rest.GetRequest;\r
  42 import gr.grnet.pithos.web.client.rest.PostRequest;\r
  43 import gr.grnet.pithos.web.client.rest.PutRequest;\r
  44 import gr.grnet.pithos.web.client.rest.RestException;\r
  45 import gr.grnet.pithos.web.client.tagtree.Tag;\r
  46 \r
  47 import java.util.List;\r
  48 import java.util.Map;\r
  49 \r
  50 import com.google.gwt.core.client.GWT;\r
  51 import com.google.gwt.core.client.Scheduler;\r
  52 import com.google.gwt.event.dom.client.ClickEvent;\r
  53 import com.google.gwt.event.dom.client.ClickHandler;\r
  54 import com.google.gwt.event.logical.shared.SelectionEvent;\r
  55 import com.google.gwt.event.logical.shared.SelectionHandler;\r
  56 import com.google.gwt.i18n.client.DateTimeFormat;\r
  57 import com.google.gwt.resources.client.ImageResource;\r
  58 import com.google.gwt.user.client.Window;\r
  59 import com.google.gwt.user.client.ui.Anchor;\r
  60 import com.google.gwt.user.client.ui.Button;\r
  61 import com.google.gwt.user.client.ui.CheckBox;\r
  62 import com.google.gwt.user.client.ui.DecoratedTabPanel;\r
  63 import com.google.gwt.user.client.ui.DisclosurePanel;\r
  64 import com.google.gwt.user.client.ui.FlexTable;\r
  65 import com.google.gwt.user.client.ui.FlowPanel;\r
  66 import com.google.gwt.user.client.ui.FocusPanel;\r
  67 import com.google.gwt.user.client.ui.HasHorizontalAlignment;\r
  68 import com.google.gwt.user.client.ui.HorizontalPanel;\r
  69 import com.google.gwt.user.client.ui.Label;\r
  70 import com.google.gwt.user.client.ui.TextBox;\r
  71 import com.google.gwt.user.client.ui.VerticalPanel;\r
  72 \r
  73 /**\r
  74  * The 'File properties' dialog box implementation.\r
  75  *\r
  76  */\r
  77 public class FilePropertiesDialog extends AbstractPropertiesDialog {\r
  78 \r
  79         protected PermissionsList permList;\r
  80 \r
  81         protected CheckBox readForAll;\r
  82 \r
  83         /**\r
  84          * An image bundle for this widgets images.\r
  85          */\r
  86         public interface Images extends MessagePanel.Images {\r
  87 \r
  88                 @Source("gr/grnet/pithos/resources/edit_user.png")\r
  89                 ImageResource permUser();\r
  90 \r
  91                 @Source("gr/grnet/pithos/resources/groupevent.png")\r
  92                 ImageResource permGroup();\r
  93 \r
  94                 @Source("gr/grnet/pithos/resources/editdelete.png")\r
  95                 ImageResource delete();\r
  96 \r
  97                 @Source("gr/grnet/pithos/resources/db_update.png")\r
  98                 ImageResource restore();\r
  99 \r
 100                 @Source("gr/grnet/pithos/resources/folder_inbox.png")\r
 101                 ImageResource download();\r
 102         }\r
 103 \r
 104         /**\r
 105          * The widget that holds the name of the file.\r
 106          */\r
 107         private TextBox name = new TextBox();\r
 108 \r
 109         final File file;\r
 110 \r
 111     Images images = GWT.create(Images.class);\r
 112 \r
 113         /**\r
 114          * The widget's constructor.\r
 115          */\r
 116         public FilePropertiesDialog(Pithos _app, File _file) {\r
 117         super(_app);\r
 118         file = _file;\r
 119 \r
 120                 // Set the dialog's caption.\r
 121                 setText("File properties");\r
 122 \r
 123                 // Outer contains inner and buttons.\r
 124                 final VerticalPanel outer = new VerticalPanel();\r
 125                 final FocusPanel focusPanel = new FocusPanel(outer);\r
 126                 // Inner contains generalPanel and permPanel.\r
 127                 inner = new DecoratedTabPanel();\r
 128                 inner.setAnimationEnabled(true);\r
 129 \r
 130 \r
 131         inner.add(createGeneralPanel(), "General");\r
 132 \r
 133         inner.add(createSharingPanel(), "Sharing");\r
 134 \r
 135                 fetchVersions();\r
 136                         \r
 137         inner.selectTab(0);\r
 138 \r
 139         outer.add(inner);\r
 140 \r
 141                 final HorizontalPanel buttons = new HorizontalPanel();\r
 142                 // Create the 'OK' button, along with a listener that hides the dialog\r
 143                 // when the button is clicked.\r
 144                 final Button ok = new Button("OK", new ClickHandler() {\r
 145                         @Override\r
 146                         public void onClick(@SuppressWarnings("unused") ClickEvent event) {\r
 147                                 accept();\r
 148                                 closeDialog();\r
 149                         }\r
 150                 });\r
 151 \r
 152                 buttons.add(ok);\r
 153                 buttons.setCellHorizontalAlignment(ok, HasHorizontalAlignment.ALIGN_CENTER);\r
 154                 // Create the 'Cancel' button, along with a listener that hides the\r
 155                 // dialog when the button is clicked.\r
 156                 final Button cancel = new Button("Cancel", new ClickHandler() {\r
 157                         @Override\r
 158                         public void onClick(@SuppressWarnings("unused") ClickEvent event) {\r
 159                                 closeDialog();\r
 160                         }\r
 161                 });\r
 162                 buttons.add(cancel);\r
 163                 buttons.setCellHorizontalAlignment(cancel, HasHorizontalAlignment.ALIGN_CENTER);\r
 164                 buttons.setSpacing(8);\r
 165                 buttons.addStyleName("pithos-TabPanelBottom");\r
 166 \r
 167         outer.add(buttons);\r
 168         outer.setCellHorizontalAlignment(buttons, HasHorizontalAlignment.ALIGN_CENTER);\r
 169         outer.addStyleName("pithos-TabPanelBottom");\r
 170 \r
 171         focusPanel.setFocus(true);\r
 172         setWidget(outer);\r
 173         }\r
 174 \r
 175     protected void fetchVersions() {\r
 176         String path = file.getUri() + "?format=json&version=list";\r
 177         GetRequest<FileVersions> getVersions = new GetRequest<FileVersions>(FileVersions.class, app.getApiPath(), file.getOwner(), path) {\r
 178 \r
 179                         @Override\r
 180                         public void onSuccess(FileVersions _result) {\r
 181                         inner.add(createVersionPanel(_result.getVersions()), "Versions");\r
 182                         }\r
 183 \r
 184                         @Override\r
 185                         public void onError(Throwable t) {\r
 186                 if (t instanceof RestException) {\r
 187                     app.displayError("Unable to fetch versions: " + ((RestException) t).getHttpStatusText());\r
 188                 }\r
 189                 else\r
 190                     app.displayError("System error unable to fetch versions: "+t.getMessage());\r
 191                         }\r
 192                 };\r
 193                 getVersions.setHeader("X-Auth-Token", app.getToken());\r
 194                 Scheduler.get().scheduleDeferred(getVersions);\r
 195         }\r
 196 \r
 197         private VerticalPanel createGeneralPanel() {\r
 198         final VerticalPanel generalPanel = new VerticalPanel();\r
 199         final FlexTable generalTable = new FlexTable();\r
 200         generalTable.setText(0, 0, "Name");\r
 201         generalTable.setText(1, 0, "Folder");\r
 202         generalTable.setText(2, 0, "Owner");\r
 203         generalTable.setText(3, 0, "Last modified");\r
 204         generalTable.setText(4, 0, "Tags");\r
 205 \r
 206         name.setWidth("100%");\r
 207         name.setText(file.getName());\r
 208         generalTable.setWidget(0, 1, name);\r
 209         if(file.getParent() != null)\r
 210             generalTable.setText(1, 1, file.getParent().getName());\r
 211         else\r
 212             generalTable.setText(1, 1, "-");\r
 213         generalTable.setText(2, 1, file.getOwner());\r
 214 \r
 215         final DateTimeFormat formatter = DateTimeFormat.getFormat("d/M/yyyy h:mm a");\r
 216         generalTable.setText(3, 1, formatter.format(file.getLastModified()));\r
 217 \r
 218                 StringBuffer tagsBuffer = new StringBuffer();\r
 219         for (String t : file.getTags())\r
 220                         tagsBuffer.append(t).append(", ");\r
 221                 if (tagsBuffer.length() > 1)\r
 222                         tagsBuffer.delete(tagsBuffer.length() - 2, tagsBuffer.length() - 1);\r
 223                 initialTagText = tagsBuffer.toString();\r
 224                 tags.setWidth("100%");\r
 225                 tags.setText(initialTagText);\r
 226                 generalTable.setWidget(4, 1, tags);\r
 227 \r
 228         generalTable.getFlexCellFormatter().setStyleName(0, 0, "props-labels");\r
 229         generalTable.getFlexCellFormatter().setStyleName(1, 0, "props-labels");\r
 230         generalTable.getFlexCellFormatter().setStyleName(2, 0, "props-labels");\r
 231         generalTable.getFlexCellFormatter().setStyleName(3, 0, "props-labels");\r
 232         generalTable.getFlexCellFormatter().setStyleName(4, 0, "props-labels");\r
 233         generalTable.getFlexCellFormatter().setStyleName(0, 1, "props-values");\r
 234         generalTable.getFlexCellFormatter().setStyleName(1, 1, "props-values");\r
 235         generalTable.getFlexCellFormatter().setStyleName(2, 1, "props-values");\r
 236         generalTable.getFlexCellFormatter().setStyleName(3, 1, "props-values");\r
 237         generalTable.getFlexCellFormatter().setStyleName(4, 1, "props-values");\r
 238         generalTable.setCellSpacing(4);\r
 239 \r
 240         generalPanel.add(generalTable);\r
 241 \r
 242         DisclosurePanel allTags = new DisclosurePanel("All tags");\r
 243         allTagsContent = new FlowPanel();\r
 244         allTagsContent.setWidth("100%");\r
 245         for (Tag t : app.getAllTags()) {\r
 246             final Anchor tagAnchor = new Anchor(t.getName(), false);\r
 247             tagAnchor.addStyleName("pithos-tag");\r
 248             allTagsContent.add(tagAnchor);\r
 249             Label separator = new Label(", ");\r
 250             separator.addStyleName("pithos-tag");\r
 251             allTagsContent.add(separator);\r
 252             tagAnchor.addClickHandler(new ClickHandler() {\r
 253 \r
 254                 @Override\r
 255                 public void onClick(@SuppressWarnings("unused") ClickEvent event) {\r
 256                     String existing = tags.getText().trim();\r
 257                     if (MULTIPLE_VALUES_TEXT.equals(existing))\r
 258                         existing = "";\r
 259                     String newTag = tagAnchor.getText().trim();\r
 260                     // insert the new tag only if it is not in the list\r
 261                     // already\r
 262                     if (existing.indexOf(newTag) == -1)\r
 263                         tags.setText(existing + (existing.length() > 0 ? ", " : "") + newTag);\r
 264                 }\r
 265             });\r
 266         }\r
 267         allTags.setContent(allTagsContent);\r
 268         generalPanel.add(allTags);\r
 269         generalPanel.setSpacing(4);\r
 270         return generalPanel;\r
 271     }\r
 272 \r
 273     private VerticalPanel createSharingPanel() {\r
 274         VerticalPanel permPanel = new VerticalPanel();\r
 275 \r
 276         permList = new PermissionsList(images, file.getPermissions(), file.getOwner(), file.getInheritedPermissionsFrom() != null);\r
 277         permPanel.add(permList);\r
 278 \r
 279         if (file.getInheritedPermissionsFrom() == null) {\r
 280             HorizontalPanel permButtons = new HorizontalPanel();\r
 281             Button add = new Button("Add Group", new ClickHandler() {\r
 282                 @Override\r
 283                 public void onClick(@SuppressWarnings("unused") ClickEvent event) {\r
 284                     PermissionsAddDialog dlg = new PermissionsAddDialog(app, app.getAccount().getGroups(), permList, false);\r
 285                     dlg.center();\r
 286                     permList.updatePermissionTable();\r
 287                 }\r
 288             });\r
 289             permButtons.add(add);\r
 290             permButtons.setCellHorizontalAlignment(add, HasHorizontalAlignment.ALIGN_CENTER);\r
 291 \r
 292             final Button addUser = new Button("Add User", new ClickHandler() {\r
 293                 @Override\r
 294                 public void onClick(@SuppressWarnings("unused") ClickEvent event) {\r
 295                     PermissionsAddDialog dlg = new PermissionsAddDialog(app, app.getAccount().getGroups(), permList, true);\r
 296                     dlg.center();\r
 297                     permList.updatePermissionTable();\r
 298                 }\r
 299             });\r
 300             permButtons.add(addUser);\r
 301             permButtons.setCellHorizontalAlignment(addUser, HasHorizontalAlignment.ALIGN_CENTER);\r
 302 \r
 303             permButtons.setSpacing(8);\r
 304             permButtons.addStyleName("pithos-TabPanelBottom");\r
 305             permPanel.add(permButtons);\r
 306         }\r
 307 \r
 308         final Label readForAllNote = new Label("When this option is enabled, the file will be readable" +\r
 309                     " by everyone. By checking this option, you are certifying that you have the right to " +\r
 310                     "distribute this file and that it does not violate the Terms of Use.", true);\r
 311         readForAllNote.setVisible(false);\r
 312         readForAllNote.setStylePrimaryName("pithos-readForAllNote");\r
 313 \r
 314         readForAll = new CheckBox();\r
 315         readForAll.setValue(file.isPublished());\r
 316         readForAll.addClickHandler(new ClickHandler() {\r
 317             @Override\r
 318             public void onClick(@SuppressWarnings("unused") ClickEvent event) {\r
 319                 readForAllNote.setVisible(readForAll.getValue());\r
 320             }\r
 321         });\r
 322 \r
 323         // Only show the read for all permission if the user is the owner.\r
 324         if (file.getOwner().equals(app.getUsername())) {\r
 325             final HorizontalPanel permForAll = new HorizontalPanel();\r
 326             permForAll.add(new Label("Public"));\r
 327             permForAll.add(readForAll);\r
 328             permForAll.setSpacing(8);\r
 329             permForAll.addStyleName("pithos-TabPanelBottom");\r
 330             permForAll.add(readForAllNote);\r
 331             permPanel.add(permForAll);\r
 332         }\r
 333 \r
 334         if (file.isPublished()) {\r
 335             final HorizontalPanel pathPanel = new HorizontalPanel();\r
 336             pathPanel.setWidth("100%");\r
 337             pathPanel.setHorizontalAlignment(HasHorizontalAlignment.ALIGN_LEFT);\r
 338             pathPanel.add(new Label("Link"));\r
 339             pathPanel.setSpacing(8);\r
 340             pathPanel.addStyleName("pithos-TabPanelBottom");\r
 341 \r
 342             TextBox path = new TextBox();\r
 343             path.setWidth("100%");\r
 344             path.addClickHandler(new ClickHandler() {\r
 345                 @Override\r
 346                 public void onClick(ClickEvent event) {\r
 347                     Pithos.enableIESelection();\r
 348                     ((TextBox) event.getSource()).selectAll();\r
 349                     Pithos.preventIESelection();\r
 350                 }\r
 351             });\r
 352             path.setText(Window.Location.getHost() + file.getPublicUri());\r
 353             path.setTitle("Use this link for sharing the file via e-mail, IM, etc. (crtl-C/cmd-C to copy to system clipboard)");\r
 354             path.setWidth("100%");\r
 355             path.setReadOnly(true);\r
 356             pathPanel.add(path);\r
 357             permPanel.add(pathPanel);\r
 358         }\r
 359 \r
 360         return permPanel;\r
 361     }\r
 362 \r
 363     private VerticalPanel createVersionPanel(List<Version> versions) {\r
 364         VerticalPanel versionPanel = new VerticalPanel();\r
 365         VersionsList verList = new VersionsList(app, this, images, file, versions);\r
 366         versionPanel.add(verList);\r
 367         return versionPanel;\r
 368     }\r
 369 \r
 370         /**\r
 371          * Accepts any change and updates the file\r
 372          *\r
 373          */\r
 374         @Override\r
 375         protected void accept() {\r
 376                 String newFilename = null;\r
 377 \r
 378                 final Map<String, Boolean[]> perms = (permList.hasChanges() ? permList.getPermissions() : null);\r
 379 \r
 380                 if (!name.getText().trim().equals(file.getName())) {\r
 381                         newFilename = name.getText().trim();\r
 382                 }\r
 383 \r
 384                 //only update the read for all perm if the user is the owner\r
 385         Boolean published = null;\r
 386                 if (readForAll.getValue() != file.isPublished())\r
 387                         if (file.getOwner().equals(app.getUsername()))\r
 388                 published = readForAll.getValue();\r
 389         final Boolean finalPublished = published;\r
 390 \r
 391         String[] tagset = null;\r
 392                 if (!tags.getText().equals(initialTagText))\r
 393                         tagset = tags.getText().split(",");\r
 394         final String[] newTags = tagset;\r
 395 \r
 396         if (newFilename != null) {\r
 397             final String path = file.getParent().getUri() + "/" + newFilename;\r
 398             PutRequest updateFile = new PutRequest(app.getApiPath(), app.getUsername(), path) {\r
 399                 @Override\r
 400                 public void onSuccess(@SuppressWarnings("unused") Resource result) {\r
 401                     updateMetaData(app.getApiPath(), app.getUsername(), path + "?update=", newTags, finalPublished, perms);\r
 402                 }\r
 403 \r
 404                 @Override\r
 405                 public void onError(Throwable t) {\r
 406                     GWT.log("", t);\r
 407                     app.displayError("System error modifying file:" + t.getMessage());\r
 408                 }\r
 409             };\r
 410             updateFile.setHeader("X-Auth-Token", app.getToken());\r
 411             updateFile.setHeader("X-Move-From", file.getUri());\r
 412             updateFile.setHeader("Content-Type", file.getContentType());\r
 413             Scheduler.get().scheduleDeferred(updateFile);\r
 414         }\r
 415         else\r
 416             updateMetaData(app.getApiPath(), app.getUsername(), file.getUri() + "?update=", newTags, finalPublished, perms);\r
 417         }\r
 418 \r
 419         protected void updateMetaData(String api, String owner, String path, String[] newTags, Boolean published, Map<String, Boolean[]> newPermissions) {\r
 420         if (newTags != null || published != null || newPermissions != null) {\r
 421             PostRequest updateFile = new PostRequest(api, owner, path) {\r
 422                 @Override\r
 423                 public void onSuccess(@SuppressWarnings("unused") Resource result) {\r
 424                     app.updateFolder(file.getParent(), true, null);\r
 425                 }\r
 426 \r
 427                 @Override\r
 428                 public void onError(Throwable t) {\r
 429                     GWT.log("", t);\r
 430                     app.displayError("System error modifying file:" + t.getMessage());\r
 431                 }\r
 432             };\r
 433             updateFile.setHeader("X-Auth-Token", app.getToken());\r
 434             if (newTags != null)\r
 435                 for (String t : newTags)\r
 436                     updateFile.setHeader("X-Object-Meta-" + t.trim(), "true");\r
 437             if (published != null)\r
 438                 updateFile.setHeader("X-Object-Public", published.toString());\r
 439             if (newPermissions != null) {\r
 440                 String readPermHeader = "read=";\r
 441                 String writePermHeader = "write=";\r
 442                 for (String u : newPermissions.keySet()) {\r
 443                     Boolean[] p = newPermissions.get(u);\r
 444                     if (p[0] != null && p[0])\r
 445                         readPermHeader += u + ",";\r
 446                     if (p[1] != null && p[1])\r
 447                         writePermHeader += u + ",";\r
 448                 }\r
 449                 if (readPermHeader.endsWith("="))\r
 450                     readPermHeader = "";\r
 451                 else if (readPermHeader.endsWith(","))\r
 452                     readPermHeader = readPermHeader.substring(0, readPermHeader.length() - 1);\r
 453                 if (writePermHeader.endsWith("="))\r
 454                     writePermHeader = "";\r
 455                 else if (writePermHeader.endsWith(","))\r
 456                     writePermHeader = writePermHeader.substring(0, writePermHeader.length() - 1);\r
 457                 String permHeader = readPermHeader +  ((readPermHeader.length()  > 0 && writePermHeader.length() > 0) ?  ";" : "") + writePermHeader;\r
 458                 if (permHeader.length() == 0)\r
 459                     permHeader="~";\r
 460                 updateFile.setHeader("X-Object-Sharing", permHeader);\r
 461             }\r
 462             Scheduler.get().scheduleDeferred(updateFile);\r
 463         }\r
 464         else\r
 465             app.updateFolder(file.getParent(), true, null);\r
 466     }\r
 467 \r
 468         private void removeAllOldVersions() {\r
 469         }\r
 470 }\r