code.grnet.gr Git - pithos/blob - web_client/src/gr/grnet/pithos/web/client/FilesPropertiesDialog.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.components.TristateCheckBox;\r
  38 import gr.grnet.pithos.web.client.rest.MultiplePostCommand;\r
  39 import gr.grnet.pithos.web.client.rest.RestException;\r
  40 import gr.grnet.pithos.web.client.rest.resource.FileResource;\r
  41 \r
  42 import java.util.ArrayList;\r
  43 import java.util.Iterator;\r
  44 import java.util.List;\r
  45 \r
  46 import com.google.gwt.core.client.GWT;\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.FocusEvent;\r
  50 import com.google.gwt.event.dom.client.FocusHandler;\r
  51 import com.google.gwt.json.client.JSONArray;\r
  52 import com.google.gwt.json.client.JSONBoolean;\r
  53 import com.google.gwt.json.client.JSONObject;\r
  54 import com.google.gwt.json.client.JSONString;\r
  55 import com.google.gwt.user.client.Command;\r
  56 import com.google.gwt.user.client.DeferredCommand;\r
  57 import com.google.gwt.user.client.ui.Button;\r
  58 import com.google.gwt.user.client.ui.DecoratedTabPanel;\r
  59 import com.google.gwt.user.client.ui.DisclosurePanel;\r
  60 import com.google.gwt.user.client.ui.FlexTable;\r
  61 import com.google.gwt.user.client.ui.FlowPanel;\r
  62 import com.google.gwt.user.client.ui.FocusPanel;\r
  63 import com.google.gwt.user.client.ui.HasHorizontalAlignment;\r
  64 import com.google.gwt.user.client.ui.HorizontalPanel;\r
  65 import com.google.gwt.user.client.ui.Label;\r
  66 import com.google.gwt.user.client.ui.VerticalPanel;\r
  67 \r
  68 /**\r
  69  * The 'Multiple file properties' dialog box implementation.\r
  70  *\r
  71  */\r
  72 public class FilesPropertiesDialog extends AbstractPropertiesDialog {\r
  73 \r
  74         private final TristateCheckBox versionedCheck;\r
  75 \r
  76         private final List<FileResource> files;\r
  77 \r
  78         private Boolean initialVersioned;\r
  79 \r
  80 \r
  81         /**\r
  82          * The widget's constructor.\r
  83          *\r
  84          * @param _files\r
  85          */\r
  86         public FilesPropertiesDialog(final List<FileResource> _files) {\r
  87                 super();\r
  88 \r
  89                 files = _files;\r
  90                 int versionedNum = 0;\r
  91                 for (FileResource fr : files)\r
  92                         if (fr.isVersioned()) versionedNum++;\r
  93                 Boolean versioned = null;\r
  94                 if (versionedNum==0) versioned = false;\r
  95                 if (versionedNum==files.size()) versioned = true;\r
  96                 initialVersioned = versioned;\r
  97                 versionedCheck = new TristateCheckBox(versioned);\r
  98 \r
  99                 // Set the dialog's caption.\r
 100                 setText("Files properties");\r
 101 \r
 102                 // Outer contains inner and buttons.\r
 103                 final VerticalPanel outer = new VerticalPanel();\r
 104                 final FocusPanel focusPanel = new FocusPanel(outer);\r
 105                 // Inner contains generalPanel and permPanel.\r
 106                 inner = new DecoratedTabPanel();\r
 107                 inner.setAnimationEnabled(true);\r
 108                 final VerticalPanel generalPanel = new VerticalPanel();\r
 109                 final HorizontalPanel buttons = new HorizontalPanel();\r
 110                 final VerticalPanel verPanel = new VerticalPanel();\r
 111                 final HorizontalPanel vPanel = new HorizontalPanel();\r
 112 \r
 113                 inner.add(generalPanel, "General");\r
 114                 inner.add(verPanel, "Versions");\r
 115                 inner.selectTab(0);\r
 116 \r
 117                 final FlexTable generalTable = new FlexTable();\r
 118                 generalTable.setText(0, 0, String.valueOf(files.size())+" files selected");\r
 119                 generalTable.setText(1, 0, "Folder");\r
 120                 generalTable.setText(2, 0, "Tags");\r
 121                 FileResource firstFile = files.get(0);\r
 122                 if(firstFile.getFolderName() != null)\r
 123                         generalTable.setText(1, 1, firstFile.getFolderName());\r
 124                 else\r
 125                         generalTable.setText(1, 1, "-");\r
 126 \r
 127                 // Find if tags are identical\r
 128                 List<String> tagsList = files.get(0).getTags();\r
 129                 List<String> tagss;\r
 130                 for (int i=1; i<files.size(); i++) {\r
 131                         tagss = files.get(i).getTags();\r
 132                         if (tagsList.size() != tagss.size() || !tagsList.containsAll(tagss)) {\r
 133                                 tagsList = null;\r
 134                                 break;\r
 135                         }\r
 136                 }\r
 137                 // Get the tags.\r
 138                 StringBuffer tagsBuffer = new StringBuffer();\r
 139                 if (tagsList==null)\r
 140                         tagsBuffer.append(MULTIPLE_VALUES_TEXT);\r
 141                 else {\r
 142                         Iterator i = tagsList.iterator();\r
 143                         while (i.hasNext()) {\r
 144                                 String tag = (String) i.next();\r
 145                                 tagsBuffer.append(tag).append(", ");\r
 146                         }\r
 147                         if (tagsBuffer.length() > 1)\r
 148                                 tagsBuffer.delete(tagsBuffer.length() - 2, tagsBuffer.length() - 1);\r
 149                 }\r
 150                 initialTagText = tagsBuffer.toString();\r
 151                 tags.setText(initialTagText);\r
 152                 tags.addFocusHandler(new FocusHandler() {\r
 153                         @Override\r
 154                         public void onFocus(FocusEvent event) {\r
 155                                 if (MULTIPLE_VALUES_TEXT.equals(tags.getText()))\r
 156                                         tags.setText("");\r
 157                         }\r
 158                 }\r
 159                 );\r
 160 \r
 161                 generalTable.setWidget(2, 1, tags);\r
 162                 generalTable.getFlexCellFormatter().setStyleName(0, 0, "props-labels");\r
 163                 generalTable.getFlexCellFormatter().setColSpan(0, 0, 2);\r
 164                 generalTable.getFlexCellFormatter().setStyleName(1, 0, "props-labels");\r
 165                 generalTable.getFlexCellFormatter().setStyleName(2, 0, "props-labels");\r
 166                 generalTable.getFlexCellFormatter().setStyleName(0, 1, "props-values");\r
 167                 generalTable.getFlexCellFormatter().setStyleName(1, 1, "props-values");\r
 168                 generalTable.getFlexCellFormatter().setStyleName(2, 1, "props-values");\r
 169                 generalTable.setCellSpacing(4);\r
 170 \r
 171                 // Create the 'OK' button, along with a listener that hides the dialog\r
 172                 // when the button is clicked.\r
 173                 final Button ok = new Button("OK", new ClickHandler() {\r
 174                         @Override\r
 175                         public void onClick(ClickEvent event) {\r
 176                                 accept();\r
 177                                 closeDialog();\r
 178                         }\r
 179                 });\r
 180                 buttons.add(ok);\r
 181                 buttons.setCellHorizontalAlignment(ok, HasHorizontalAlignment.ALIGN_CENTER);\r
 182                 // Create the 'Cancel' button, along with a listener that hides the\r
 183                 // dialog when the button is clicked.\r
 184                 final Button cancel = new Button("Cancel", new ClickHandler() {\r
 185                         @Override\r
 186                         public void onClick(ClickEvent event) {\r
 187                                 closeDialog();\r
 188                         }\r
 189                 });\r
 190                 buttons.add(cancel);\r
 191                 buttons.setCellHorizontalAlignment(cancel, HasHorizontalAlignment.ALIGN_CENTER);\r
 192                 buttons.setSpacing(8);\r
 193                 buttons.addStyleName("pithos-TabPanelBottom");\r
 194 \r
 195                 generalPanel.add(generalTable);\r
 196 \r
 197                 // Asynchronously retrieve the tags defined by this user.\r
 198                 DeferredCommand.addCommand(new Command() {\r
 199 \r
 200                         @Override\r
 201                         public void execute() {\r
 202                                 updateTags();\r
 203                         }\r
 204                 });\r
 205 \r
 206                 DisclosurePanel allTags = new DisclosurePanel("All tags");\r
 207                 allTagsContent = new FlowPanel();\r
 208                 allTags.setContent(allTagsContent);\r
 209                 generalPanel.add(allTags);\r
 210                 generalPanel.setSpacing(4);\r
 211 \r
 212 \r
 213                 vPanel.setCellHorizontalAlignment(cancel, HasHorizontalAlignment.ALIGN_CENTER);\r
 214                 vPanel.setSpacing(8);\r
 215                 vPanel.addStyleName("pithos-TabPanelBottom");\r
 216                 vPanel.add(new Label("Versioned"));\r
 217 \r
 218                 vPanel.add(versionedCheck);\r
 219                 verPanel.add(vPanel);\r
 220                 outer.add(inner);\r
 221                 outer.add(buttons);\r
 222                 outer.setCellHorizontalAlignment(buttons, HasHorizontalAlignment.ALIGN_CENTER);\r
 223                 outer.addStyleName("pithos-TabPanelBottom");\r
 224 \r
 225                 focusPanel.setFocus(true);\r
 226                 setWidget(outer);\r
 227         }\r
 228 \r
 229 \r
 230         /**\r
 231          * Accepts any change and updates the file\r
 232          *\r
 233          */\r
 234         @Override\r
 235         protected void accept() {\r
 236                 JSONObject json = new JSONObject();\r
 237                 if ( versionedCheck.getState()!=null && !versionedCheck.getState().equals(initialVersioned) )\r
 238                                 json.put("versioned", JSONBoolean.getInstance(versionedCheck.getState()));\r
 239 \r
 240                 JSONArray taga = new JSONArray();\r
 241                 int i = 0;\r
 242                 String tagText = tags.getText();\r
 243                 if (!MULTIPLE_VALUES_TEXT.equals(tagText) && !initialTagText.equals(tagText)) {\r
 244                         String[] tagset = tagText.split(",");\r
 245                         for (String t : tagset) {\r
 246                                 JSONString to = new JSONString(t);\r
 247                                 taga.set(i, to);\r
 248                                 i++;\r
 249                         }\r
 250                         json.put("tags", taga);\r
 251                 }\r
 252                 String jsonString = json.toString();\r
 253                 if(jsonString.equals("{}")){\r
 254                         GWT.log("NO CHANGES", null);\r
 255                         return;\r
 256                 }\r
 257                 final List<String> fileIds = new ArrayList<String>();\r
 258                 for(FileResource f : files)\r
 259                         fileIds.add(f.getUri()+"?update=");\r
 260                 MultiplePostCommand rt = new MultiplePostCommand(fileIds.toArray(new String[0]), jsonString, 200){\r
 261 \r
 262                         @Override\r
 263                         public void onComplete() {\r
 264                                 GSS.get().getTreeView().refreshCurrentNode(false);\r
 265                         }\r
 266 \r
 267                         @Override\r
 268                         public void onError(String p, Throwable t) {\r
 269                                 GWT.log("", t);\r
 270                                 if(t instanceof RestException){\r
 271                                         int statusCode = ((RestException)t).getHttpStatusCode();\r
 272                                         if(statusCode == 405)\r
 273                                                 GSS.get().displayError("You don't have the necessary permissions");\r
 274                                         else if(statusCode == 404)\r
 275                                                 GSS.get().displayError("File does not exist");\r
 276                                         else if(statusCode == 409)\r
 277                                                 GSS.get().displayError("A file with the same name already exists");\r
 278                                         else if(statusCode == 413)\r
 279                                                 GSS.get().displayError("Your quota has been exceeded");\r
 280                                         else\r
 281                                                 GSS.get().displayError("Unable to modify file::"+((RestException)t).getHttpStatusText());\r
 282                                 }\r
 283                                 else\r
 284                                         GSS.get().displayError("System error modifying file:"+t.getMessage());\r
 285                         }\r
 286                 };\r
 287                 DeferredCommand.addCommand(rt);\r
 288         }\r
 289 \r
 290 \r
 291 }\r