code.grnet.gr Git - pithos/blob - src/gr/ebs/gss/client/rest/resource/SharedResource.java

   1 /*
   2  * Copyright 2009, 2010 Electronic Business Systems Ltd.
   3  *
   4  * This file is part of GSS.
   5  *
   6  * GSS is free software: you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation, either version 3 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * GSS is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with GSS.  If not, see <http://www.gnu.org/licenses/>.
  18  */
  19 package gr.ebs.gss.client.rest.resource;
  20
  21 import gr.ebs.gss.client.rest.MultipleGetCommand;
  22 import gr.ebs.gss.client.rest.MultipleGetCommand.Cached;
  23
  24 import java.util.ArrayList;
  25 import java.util.Date;
  26 import java.util.LinkedList;
  27 import java.util.List;
  28
  29 import com.google.gwt.core.client.GWT;
  30 import com.google.gwt.http.client.URL;
  31 import com.google.gwt.json.client.JSONArray;
  32 import com.google.gwt.json.client.JSONObject;
  33 import com.google.gwt.json.client.JSONParser;
  34 import com.google.gwt.user.client.ui.TreeItem;
  35
  36
  37 /**
  38  * @author kman
  39  *
  40  */
  41 public class SharedResource extends RestResource{
  42
  43         public SharedResource(String aUri) {
  44                 super(aUri);
  45         }
  46
  47         List<String> filePaths = new LinkedList<String>();
  48         List<String> subfolderPaths = new LinkedList<String>();
  49         List<FolderResource> folders = new ArrayList<FolderResource>();
  50
  51         List<FileResource> files = new ArrayList<FileResource>();
  52
  53         private boolean filesExpanded=false;
  54
  55         /**
  56          * Retrieve the files.
  57          *
  58          * @return the files
  59          */
  60         public List<String> getFilePaths() {
  61                 return filePaths;
  62         }
  63
  64         /**
  65          * Modify the files.
  66          *
  67          * @param newFilePaths the files to set
  68          */
  69         public void setFilePaths(List<String> newFilePaths) {
  70                 filePaths = newFilePaths;
  71         }
  72
  73         /**
  74          * Retrieve the subfolders.
  75          *
  76          * @return the subfolders
  77          */
  78         public List<String> getSubfolderPaths() {
  79                 return subfolderPaths;
  80         }
  81
  82         /**
  83          * Modify the subfolder paths.
  84          *
  85          * @param newSubfolderPaths the subfolder paths to set
  86          */
  87         public void setSubfolderPaths(List<String> newSubfolderPaths) {
  88                 subfolderPaths = newSubfolderPaths;
  89         }
  90
  91         /**
  92          * Retrieve the folders.
  93          *
  94          * @return the folders
  95          */
  96         public List<FolderResource> getFolders() {
  97                 return folders;
  98         }
  99
 100         /**
 101          * Modify the folders.
 102          *
 103          * @param newFolders the folders to set
 104          */
 105         public void setFolders(List<FolderResource> newFolders) {
 106                 folders = newFolders;
 107         }
 108
 109         /**
 110          * Retrieve the files.
 111          *
 112          * @return the files
 113          */
 114         public List<FileResource> getFiles() {
 115                 return files;
 116         }
 117
 118         /**
 119          * Modify the files.
 120          *
 121          * @param newFiles the files to set
 122          */
 123         public void setFiles(List<FileResource> newFiles) {
 124                 files = newFiles;
 125         }
 126
 127         @Override
 128         public void createFromJSON(String text) {
 129                 JSONObject json = (JSONObject) JSONParser.parse(text);
 130                 if (json.get("folders") != null) {
 131                         JSONArray subs = json.get("folders").isArray();
 132                         if (subs != null)
 133                                 for (int i = 0; i < subs.size(); i++) {
 134                                         JSONObject so = subs.get(i).isObject();
 135                                         if (so != null) {
 136                                                 String subUri = unmarshallString(so, "uri");
 137                                                 String subName = unmarshallString(so, "name");
 138                                                 if (subUri != null && subName != null) {
 139                                                         if (!subUri.endsWith("/"))
 140                                                                 subUri = subUri + "/";
 141                                                         FolderResource sub = new FolderResource(subUri);
 142                                                         sub.setName(subName);
 143                                                         sub.setNeedsExpanding(true);
 144                                                         folders.add(sub);
 145                                                         subfolderPaths.add(subUri);
 146                                                 }
 147                                         }
 148                                 }
 149                 }
 150                 if (json.get("files") != null) {
 151                         JSONArray subs = json.get("files").isArray();
 152                         if (subs != null)
 153                                 for (int i = 0; i < subs.size(); i++) {
 154                                         JSONObject fo = subs.get(i).isObject();
 155                                         if (fo != null) {
 156                                                 String fname = unmarshallString(fo, "name");
 157                                                 String fowner = unmarshallString(fo, "owner");
 158                                                 String fcontent = unmarshallString(fo, "content");
 159                                                 Integer fversion = null;
 160                                                 if (fo.get("version") != null)
 161                                                         fversion = new Integer(fo.get("version").toString());
 162                                                 boolean fdeleted = unmarshallBoolean(fo, "deleted");
 163                                                 Date fcreationDate = null;
 164                                                 if (fo.get("creationDate") != null)
 165                                                         fcreationDate = new Date(new Long(fo.get("creationDate").toString()));
 166                                                 Date fmodificationDate = null;
 167                                                 if (fo.get("modificationDate") != null)
 168                                                         fmodificationDate = new Date(new Long(fo.get("modificationDate").toString()));
 169                                                 String furi = unmarshallString(fo,"uri");
 170                                                 Long fsize = 0L;
 171                                                 if(fo.get("size") != null)
 172                                                         fsize = new Long(fo.get("size").toString());
 173                                                 filePaths.add(furi);
 174                                                 String fpath = unmarshallString(fo, "path");
 175                                                 fpath = URL.decodeComponent(fpath);
 176                                                 FileResource fs = new FileResource(furi);
 177                                                 fs.setPath(fpath);
 178                                                 fs.setName(fname);
 179                                                 fs.setOwner(fowner);
 180                                                 fs.setVersion(fversion);
 181                                                 fs.setContentLength(fsize);
 182                                                 fs.setDeleted(fdeleted);
 183                                                 fs.setShared(unmarshallBoolean(fo,"shared"));
 184                                                 fs.setCreationDate(fcreationDate);
 185                                                 fs.setModificationDate(fmodificationDate);
 186                                                 fs.setContentType(fcontent);
 187                                                 files.add(fs);
 188                                         }
 189                                 }
 190                 }
 191         }
 192
 193         public List<String> getRootSharedFiles(){
 194                 List<String> res = new ArrayList<String>();
 195                 for(String f : getFilePaths()){
 196                         boolean contained = false;
 197                         for(String fo : getSubfolderPaths())
 198                                 if(f.startsWith(fo))
 199                                         contained = true;
 200                         if(!contained)
 201                                 res.add(f);
 202                 }
 203                 return res;
 204         }
 205
 206         @Override
 207         public String getLastModifiedSince() {
 208                 return null;
 209         }
 210
 211         public MultipleGetCommand.Cached[] getFileCache(){
 212                 if(getFilePaths().size() != getFiles().size()){
 213                         GWT.log("MISMATCH IN PATH AND FILES SIZE", null);
 214                         return null;
 215                 }
 216                 if(!filesExpanded)
 217                         return null;
 218                 MultipleGetCommand.Cached[] result = new MultipleGetCommand.Cached[getFilePaths().size()];
 219                 for(int i=0; i<getFiles().size();i++){
 220                         FileResource r = getFiles().get(i);
 221                         Cached c = new Cached();
 222                         c.cache=r;
 223                         c.uri=r.uri;
 224                         result[i] = c;
 225                 }
 226                 return result;
 227         }
 228
 229         public void setFilesExpanded(boolean newFilesExpanded) {
 230                 filesExpanded = newFilesExpanded;
 231         }
 232
 233         @Override
 234         public String constructUri(TreeItem treeItem, String path){
 235                 String constructedUri = "Files/"+ getUri().substring(path.lastIndexOf("/")+1);
 236                 return constructedUri;
 237         }
 238
 239 }