code.grnet.gr Git - pithos-web-client/blob - src/gr/grnet/pithos/web/client/FilePublishDialog.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.HeadRequest;\r
  39 import gr.grnet.pithos.web.client.rest.PostRequest;\r
  40 \r
  41 import com.google.gwt.core.client.GWT;\r
  42 import com.google.gwt.core.client.Scheduler;\r
  43 import com.google.gwt.dom.client.NativeEvent;\r
  44 import com.google.gwt.event.dom.client.ClickEvent;\r
  45 import com.google.gwt.event.dom.client.ClickHandler;\r
  46 import com.google.gwt.event.dom.client.KeyCodes;\r
  47 import com.google.gwt.http.client.Response;\r
  48 import com.google.gwt.http.client.UrlBuilder;\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.Event.NativePreviewEvent;\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.CheckBox;\r
  56 import com.google.gwt.user.client.ui.FocusPanel;\r
  57 import com.google.gwt.user.client.ui.HasHorizontalAlignment;\r
  58 import com.google.gwt.user.client.ui.HorizontalPanel;\r
  59 import com.google.gwt.user.client.ui.Label;\r
  60 import com.google.gwt.user.client.ui.TextBox;\r
  61 import com.google.gwt.user.client.ui.VerticalPanel;\r
  62 \r
  63 /**\r
  64  * The 'File properties' dialog box implementation.\r
  65  *\r
  66  */\r
  67 public class FilePublishDialog extends AbstractPropertiesDialog {\r
  68 \r
  69         protected CheckBox readForAll;\r
  70         \r
  71         private HorizontalPanel pathPanel;\r
  72         \r
  73         private TextBox path;\r
  74         \r
  75         /**\r
  76          * An image bundle for this widgets images.\r
  77          */\r
  78         public interface Images extends MessagePanel.Images {\r
  79 \r
  80                 @Source("gr/grnet/pithos/resources/edit_user.png")\r
  81                 ImageResource permUser();\r
  82 \r
  83                 @Source("gr/grnet/pithos/resources/groups22.png")\r
  84                 ImageResource permGroup();\r
  85 \r
  86                 @Source("gr/grnet/pithos/resources/editdelete.png")\r
  87                 ImageResource delete();\r
  88         }\r
  89 \r
  90         final File file;\r
  91 \r
  92     Images images = GWT.create(Images.class);\r
  93 \r
  94         /**\r
  95          * The widget's constructor.\r
  96          */\r
  97         public FilePublishDialog(Pithos _app, File _file) {\r
  98         super(_app);\r
  99         file = _file;\r
 100 \r
 101                 Anchor close = new Anchor("close");\r
 102                 close.addStyleName("close");\r
 103                 close.addClickHandler(new ClickHandler() {\r
 104                         \r
 105                         @Override\r
 106                         public void onClick(ClickEvent event) {\r
 107                                 hide();\r
 108                         }\r
 109                 });\r
 110                 // Set the dialog's caption.\r
 111                 setText("Publish/Un-publish");\r
 112                 setGlassEnabled(true);\r
 113                 setStyleName("pithos-DialogBox");\r
 114 \r
 115                 // Outer contains inner and buttons.\r
 116                 final VerticalPanel outer = new VerticalPanel();\r
 117                 outer.add(close);\r
 118                 final FocusPanel focusPanel = new FocusPanel(outer);\r
 119                 // Inner contains generalPanel and permPanel.\r
 120                 inner = new VerticalPanel();\r
 121                 inner.addStyleName("inner");\r
 122 \r
 123         inner.add(createSharingPanel());\r
 124 \r
 125         outer.add(inner);\r
 126 \r
 127                 final Button ok = new Button("OK", new ClickHandler() {\r
 128                         @Override\r
 129                         public void onClick(ClickEvent event) {\r
 130                                 closeDialog();\r
 131                         }\r
 132                 });\r
 133                 ok.addStyleName("button");\r
 134 \r
 135         outer.add(ok);\r
 136         outer.setCellHorizontalAlignment(inner, HasHorizontalAlignment.ALIGN_CENTER);\r
 137 \r
 138         focusPanel.setFocus(true);\r
 139         setWidget(outer);\r
 140         }\r
 141 \r
 142     private VerticalPanel createSharingPanel() {\r
 143         VerticalPanel permPanel = new VerticalPanel();\r
 144 \r
 145         final Label readForAllNote = new Label("When this option is enabled, the file will be readable" +\r
 146                     " by everyone. By checking this option, you are certifying that you have the right to " +\r
 147                     "distribute this file and that it does not violate the Terms of Use.", true);\r
 148         readForAllNote.setStylePrimaryName("pithos-readForAllNote");\r
 149 \r
 150         readForAll = new CheckBox();\r
 151         readForAll.setValue(file.isPublished());\r
 152         readForAll.addClickHandler(new ClickHandler() {\r
 153             @Override\r
 154             public void onClick(ClickEvent event) {\r
 155                 accept();\r
 156             }\r
 157         });\r
 158 \r
 159         // Only show the read for all permission if the user is the owner.\r
 160         if (file.getOwner().equals(app.getUserID())) {\r
 161             final HorizontalPanel permForAll = new HorizontalPanel();\r
 162             permForAll.add(new Label("Public"));\r
 163             permForAll.add(readForAll);\r
 164             permForAll.setSpacing(8);\r
 165             permForAll.addStyleName("pithos-TabPanelBottom");\r
 166             permForAll.add(readForAllNote);\r
 167             permPanel.add(permForAll);\r
 168         }\r
 169 \r
 170         pathPanel = new HorizontalPanel();\r
 171         pathPanel.setVisible(false);\r
 172         pathPanel.setWidth("100%");\r
 173         pathPanel.setHorizontalAlignment(HasHorizontalAlignment.ALIGN_LEFT);\r
 174         pathPanel.add(new Label("Link"));\r
 175         pathPanel.setSpacing(8);\r
 176         pathPanel.addStyleName("pithos-TabPanelBottom");\r
 177 \r
 178         path = new TextBox();\r
 179         path.setWidth("100%");\r
 180         path.addClickHandler(new ClickHandler() {\r
 181             @Override\r
 182             public void onClick(ClickEvent event) {\r
 183                 Pithos.enableIESelection();\r
 184                 ((TextBox) event.getSource()).selectAll();\r
 185                 Pithos.preventIESelection();\r
 186             }\r
 187         });\r
 188         path.setText(Window.Location.getHost() + file.getPublicUri());\r
 189         path.setTitle("Use this link for sharing the file via e-mail, IM, etc. (crtl-C/cmd-C to copy to system clipboard)");\r
 190         path.setWidth("100%");\r
 191         path.setReadOnly(true);\r
 192         pathPanel.add(path);\r
 193         permPanel.add(pathPanel);\r
 194 \r
 195         Scheduler.get().scheduleDeferred(new Command() {\r
 196                         \r
 197                         @Override\r
 198                         public void execute() {\r
 199                                 showLinkIfPublished();\r
 200                         }\r
 201                 });\r
 202         return permPanel;\r
 203     }\r
 204 \r
 205     void showLinkIfPublished() {\r
 206                 if (file.isPublished()) {\r
 207                         UrlBuilder b = Window.Location.createUrlBuilder();\r
 208                         b.setPath(file.getPublicUri());\r
 209                         path.setText(b.buildString());\r
 210                 pathPanel.setVisible(true);\r
 211                 }\r
 212                 else {\r
 213                         pathPanel.setVisible(false);\r
 214                 }\r
 215     }\r
 216         /**\r
 217          * Accepts any change and updates the file\r
 218          * @return \r
 219          *\r
 220          */\r
 221         @Override\r
 222         protected boolean accept() {\r
 223         Boolean published = null;\r
 224                 if (readForAll.getValue() != file.isPublished())\r
 225                         if (file.getOwner().equals(app.getUserID()))\r
 226                 published = readForAll.getValue();\r
 227         updateMetaData(app.getApiPath(), app.getUserID(), file.getUri() + "?update=", published);\r
 228         return true;\r
 229         }\r
 230 \r
 231         protected void updateMetaData(String api, String owner, final String path, final Boolean published) {\r
 232         if (published != null) {\r
 233             PostRequest updateFile = new PostRequest(api, owner, path) {\r
 234                 @Override\r
 235                 public void onSuccess(Resource result) {\r
 236                         HeadRequest<File> headFile = new HeadRequest<File>(File.class, app.getApiPath(), file.getOwner(), path, file) {\r
 237 \r
 238                                                 @Override\r
 239                                                 public void onSuccess(File _result) {\r
 240                                                         showLinkIfPublished();\r
 241                                                         if (!app.isMySharedSelected())\r
 242                                             app.updateFolder(file.getParent(), true, new Command() {\r
 243                                                                         \r
 244                                                                         @Override\r
 245                                                                         public void execute() {\r
 246                                                                                 app.updateMySharedRoot();\r
 247                                                                         }\r
 248                                                                 }, true);\r
 249                                                         else\r
 250                                                                 app.updateSharedFolder(file.getParent(), true);\r
 251                                                 }\r
 252 \r
 253                                                 @Override\r
 254                                                 public void onError(Throwable t) {\r
 255                                     GWT.log("", t);\r
 256                                                         app.setError(t);\r
 257                                     app.displayError("System error modifying file:" + t.getMessage());\r
 258                                                 }\r
 259 \r
 260                                                 @Override\r
 261                                                 protected void onUnauthorized(Response response) {\r
 262                                                         app.sessionExpired();\r
 263                                                 }\r
 264                                         };\r
 265                                         headFile.setHeader("X-Auth-Token", app.getUserToken());\r
 266                                         Scheduler.get().scheduleDeferred(headFile);\r
 267                 }\r
 268 \r
 269                 @Override\r
 270                 public void onError(Throwable t) {\r
 271                     GWT.log("", t);\r
 272                                         app.setError(t);\r
 273                     app.displayError("System error modifying file:" + t.getMessage());\r
 274                 }\r
 275 \r
 276                                 @Override\r
 277                                 protected void onUnauthorized(Response response) {\r
 278                                         app.sessionExpired();\r
 279                                 }\r
 280             };\r
 281             updateFile.setHeader("X-Auth-Token", app.getUserToken());\r
 282             updateFile.setHeader("X-Object-Public", published.toString());\r
 283             Scheduler.get().scheduleDeferred(updateFile);\r
 284         }\r
 285         else if (!app.isMySharedSelected())\r
 286             app.updateFolder(file.getParent(), true, new Command() {\r
 287                                 \r
 288                                 @Override\r
 289                                 public void execute() {\r
 290                                         if (file.isSharedOrPublished())\r
 291                                                 app.updateMySharedRoot();\r
 292                                 }\r
 293                         }, true);\r
 294         else\r
 295                 app.updateSharedFolder(file.getParent(), true);\r
 296     }\r
 297 \r
 298         @Override\r
 299         protected void onPreviewNativeEvent(NativePreviewEvent preview) {\r
 300             super.onPreviewNativeEvent(preview);\r
 301 \r
 302             NativeEvent evt = preview.getNativeEvent();\r
 303             if (evt.getType().equals("keydown") && evt.getKeyCode() == KeyCodes.KEY_ENTER)\r
 304                                 closeDialog();\r
 305         }\r
 306 }\r