2 * Copyright 2011-2012 GRNET S.A. All rights reserved.
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4 * Redistribution and use in source and binary forms, with or
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5 * without modification, are permitted provided that the following
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6 * conditions are met:
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8 * 1. Redistributions of source code must retain the above
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9 * copyright notice, this list of conditions and the following
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12 * 2. Redistributions in binary form must reproduce the above
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13 * copyright notice, this list of conditions and the following
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14 * disclaimer in the documentation and/or other materials
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15 * provided with the distribution.
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17 * THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
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18 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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19 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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20 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
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21 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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22 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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23 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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24 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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25 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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27 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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28 * POSSIBILITY OF SUCH DAMAGE.
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30 * The views and conclusions contained in the software and
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31 * documentation are those of the authors and should not be
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32 * interpreted as representing official policies, either expressed
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33 * or implied, of GRNET S.A.
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35 package gr.grnet.pithos.web.client;
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37 import gr.grnet.pithos.web.client.foldertree.Folder;
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38 import gr.grnet.pithos.web.client.rest.PostRequest;
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39 import gr.grnet.pithos.web.client.rest.PutRequest;
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40 import gr.grnet.pithos.web.client.rest.RestException;
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42 import java.util.Map;
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44 import com.google.gwt.core.client.GWT;
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45 import com.google.gwt.core.client.Scheduler;
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46 import com.google.gwt.dom.client.NativeEvent;
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47 import com.google.gwt.event.dom.client.ClickEvent;
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48 import com.google.gwt.event.dom.client.ClickHandler;
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49 import com.google.gwt.event.dom.client.KeyCodes;
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50 import com.google.gwt.event.dom.client.KeyDownEvent;
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51 import com.google.gwt.http.client.Response;
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52 import com.google.gwt.http.client.URL;
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53 import com.google.gwt.user.client.Command;
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54 import com.google.gwt.user.client.Event.NativePreviewEvent;
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55 import com.google.gwt.user.client.ui.Anchor;
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56 import com.google.gwt.user.client.ui.Button;
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57 import com.google.gwt.user.client.ui.DialogBox;
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58 import com.google.gwt.user.client.ui.HasHorizontalAlignment;
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59 import com.google.gwt.user.client.ui.HorizontalPanel;
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60 import com.google.gwt.user.client.ui.Label;
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61 import com.google.gwt.user.client.ui.VerticalPanel;
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64 * The 'Folder properties' dialog box implementation.
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66 public class FolderPermissionsDialog extends DialogBox {
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68 protected Pithos app;
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71 * The widget that holds the folderName of the folder.
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73 Label folderName = new Label();
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75 protected PermissionsList permList;
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77 final Folder folder;
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79 final VerticalPanel inner;
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82 * The widget's constructor.
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84 public FolderPermissionsDialog(final Pithos app, Folder selected) {
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86 Anchor close = new Anchor("close");
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87 close.addStyleName("close");
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88 close.addClickHandler(new ClickHandler() {
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91 public void onClick(ClickEvent event) {
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96 setGlassEnabled(true);
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97 setStyleName("pithos-DialogBox");
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99 // Enable IE selection for the dialog (must disable it upon closing it)
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100 Pithos.enableIESelection();
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104 setText("Folder permissions");
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106 // Outer contains inner and buttons
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107 VerticalPanel outer = new VerticalPanel();
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109 // Inner contains generalPanel and permPanel
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110 inner = new VerticalPanel();
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111 inner.addStyleName("inner");
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114 folderName.setText(folder.getName());
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116 VerticalPanel permPanel = new VerticalPanel();
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117 FilePermissionsDialog.Images images = GWT.create(FilePermissionsDialog.Images.class);
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118 permList = new PermissionsList(images, folder.getPermissions(), folder.getOwnerID(), false, null);
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119 permPanel.add(permList);
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121 HorizontalPanel permButtons = new HorizontalPanel();
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122 Button addUser = new Button("Add User", new ClickHandler() {
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124 public void onClick(ClickEvent event) {
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125 PermissionsAddDialog dlg = new PermissionsAddDialog(app, app.getAccount().getGroups(), permList, true);
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129 addUser.addStyleName("button");
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130 permButtons.add(addUser);
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131 permButtons.setCellHorizontalAlignment(addUser, HasHorizontalAlignment.ALIGN_CENTER);
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133 Button add = new Button("Add Group", new ClickHandler() {
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135 public void onClick(ClickEvent event) {
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136 if (app.getAccount().getGroups().isEmpty()) {
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137 new GroupCreateDialog(app, new Command() {
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140 public void execute() {
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141 if (app.getAccount().getGroups().isEmpty())
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143 PermissionsAddDialog dlg = new PermissionsAddDialog(app, app.getAccount().getGroups(), permList, false);
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149 PermissionsAddDialog dlg = new PermissionsAddDialog(app, app.getAccount().getGroups(), permList, false);
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154 add.addStyleName("button");
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155 permButtons.add(add);
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156 permButtons.setCellHorizontalAlignment(add, HasHorizontalAlignment.ALIGN_CENTER);
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158 permButtons.setSpacing(8);
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159 permPanel.add(permButtons);
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161 inner.add(permPanel);
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165 // Create the 'Create/Update' button, along with a listener that hides the dialog
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166 // when the button is clicked and quits the application.
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167 String okLabel = "Update";
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168 final Button ok = new Button(okLabel, new ClickHandler() {
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170 public void onClick(ClickEvent event) {
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175 ok.addStyleName("button");
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177 outer.setCellHorizontalAlignment(inner, HasHorizontalAlignment.ALIGN_CENTER);
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183 protected void onPreviewNativeEvent(NativePreviewEvent preview) {
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184 super.onPreviewNativeEvent(preview);
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186 NativeEvent evt = preview.getNativeEvent();
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187 if (evt.getType().equals(KeyDownEvent.getType().getName()))
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188 // Use the popup's key preview hooks to close the dialog when either
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189 // enter or escape is pressed.
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190 switch (evt.getKeyCode()) {
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191 case KeyCodes.KEY_ENTER:
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195 case KeyCodes.KEY_ESCAPE:
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203 * Enables IE selection prevention and hides the dialog
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204 * (we disable the prevention on creation of the dialog)
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206 public void closeDialog() {
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207 Pithos.preventIESelection();
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211 void updateFolder() {
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212 final Map<String, Boolean[]> perms = (permList.hasChanges() ? permList.getPermissions() : null);
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213 updateMetadata(folder.getUri() + "?update=", perms);
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216 protected void updateMetadata(final String path, final Map<String, Boolean[]> newPermissions) {
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217 if (newPermissions != null) {
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218 PostRequest updateFolder = new PostRequest(app.getApiPath(), folder.getOwnerID(), path) {
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220 public void onSuccess(Resource result) {
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221 app.updateFolder(folder.getParent(), false, new Command() {
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224 public void execute() {
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225 app.updateMySharedRoot();
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231 public void onError(Throwable t) {
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234 if (t instanceof RestException) {
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235 if (((RestException) t).getHttpStatusCode() == Response.SC_NOT_FOUND) { //Probably a virtual folder
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236 final String path1 = folder.getUri();
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237 PutRequest newFolder = new PutRequest(app.getApiPath(), folder.getOwnerID(), path1) {
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239 public void onSuccess(Resource result) {
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240 updateMetadata(path, newPermissions);
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244 public void onError(Throwable _t) {
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247 if(_t instanceof RestException){
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248 app.displayError("Unable to update folder: " + ((RestException) _t).getHttpStatusText());
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251 app.displayError("System error modifying folder: " + _t.getMessage());
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255 protected void onUnauthorized(Response response) {
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256 app.sessionExpired();
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259 newFolder.setHeader("X-Auth-Token", app.getUserToken());
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260 newFolder.setHeader("Content-Type", "application/folder");
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261 newFolder.setHeader("Accept", "*/*");
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262 newFolder.setHeader("Content-Length", "0");
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263 Scheduler.get().scheduleDeferred(newFolder);
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265 else if (((RestException) t).getHttpStatusCode() == Response.SC_CONFLICT) {
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266 app.displayError("Cannot set permissions. Probably subfolders or files already have permissions set");
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269 app.displayError("Εrror modifying folder: " + t.getMessage());
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272 app.displayError("System error modifying folder: " + t.getMessage());
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276 protected void onUnauthorized(Response response) {
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277 app.sessionExpired();
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280 updateFolder.setHeader("X-Auth-Token", app.getUserToken());
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281 String readPermHeader = "read=";
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282 String writePermHeader = "write=";
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283 for (String u : newPermissions.keySet()) {
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284 Boolean[] p = newPermissions.get(u);
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285 if (p[0] != null && p[0])
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286 readPermHeader += u + ",";
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287 if (p[1] != null && p[1])
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288 writePermHeader += u + ",";
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290 if (readPermHeader.endsWith("="))
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291 readPermHeader = "";
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292 else if (readPermHeader.endsWith(","))
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293 readPermHeader = readPermHeader.substring(0, readPermHeader.length() - 1);
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294 if (writePermHeader.endsWith("="))
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295 writePermHeader = "";
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296 else if (writePermHeader.endsWith(","))
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297 writePermHeader = writePermHeader.substring(0, writePermHeader.length() - 1);
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298 String permHeader = readPermHeader + ((readPermHeader.length() > 0 && writePermHeader.length() > 0) ? ";" : "") + writePermHeader;
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299 if (permHeader.length() == 0)
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302 permHeader = URL.encodePathSegment(permHeader);
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303 updateFolder.setHeader("X-Object-Sharing", permHeader);
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304 Scheduler.get().scheduleDeferred(updateFolder);
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307 app.updateFolder(folder.getParent(), false, new Command() {
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310 public void execute() {
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311 app.updateMySharedRoot();
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