src/de/todesbaum/jsite/main/Configuration.java

   1 /*
   2  * jSite - a tool for uploading websites into Freenet
   3  * Copyright (C) 2006 David Roden
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  18  */
  19
  20 package de.todesbaum.jsite.main;
  21
  22 import java.io.ByteArrayInputStream;
  23 import java.io.ByteArrayOutputStream;
  24 import java.io.File;
  25 import java.io.FileInputStream;
  26 import java.io.FileNotFoundException;
  27 import java.io.FileOutputStream;
  28 import java.io.IOException;
  29 import java.util.ArrayList;
  30 import java.util.HashMap;
  31 import java.util.Iterator;
  32 import java.util.List;
  33 import java.util.Locale;
  34 import java.util.Map;
  35 import java.util.Map.Entry;
  36
  37 import de.todesbaum.jsite.application.EditionProject;
  38 import de.todesbaum.jsite.application.FileOption;
  39 import de.todesbaum.jsite.application.Node;
  40 import de.todesbaum.jsite.application.Project;
  41 import de.todesbaum.util.io.StreamCopier;
  42 import de.todesbaum.util.xml.SimpleXML;
  43 import de.todesbaum.util.xml.XML;
  44
  45 /**
  46  * @author David Roden &lt;droden@gmail.com&gt;
  47  * @version $Id$
  48  */
  49 public class Configuration {
  50
  51         private String filename;
  52         private String lockFilename;
  53         private SimpleXML rootNode;
  54
  55         public Configuration() {
  56                 filename = System.getProperty("user.home") + "/.jSite/config7";
  57                 lockFilename = System.getProperty("user.home") + "/.jSite/lock7";
  58                 readConfiguration();
  59         }
  60
  61         private boolean createConfigDirectory() {
  62                 File configDirectory = new File(System.getProperty("user.home"), ".jSite");
  63                 return (configDirectory.exists() && configDirectory.isDirectory()) || configDirectory.mkdirs();
  64         }
  65
  66         public boolean createLockFile() {
  67                 if (!createConfigDirectory()) {
  68                         return false;
  69                 }
  70                 File lockFile = new File(lockFilename);
  71                 lockFile.deleteOnExit();
  72                 try {
  73                         return lockFile.createNewFile();
  74                 } catch (IOException e) {
  75                 }
  76                 return false;
  77         }
  78
  79         private void readConfiguration() {
  80                 File configurationFile = new File(filename);
  81                 if (configurationFile.exists()) {
  82                         ByteArrayOutputStream fileByteOutputStream = null;
  83                         FileInputStream fileInputStream = null;
  84                         try {
  85                                 fileByteOutputStream = new ByteArrayOutputStream();
  86                                 fileInputStream = new FileInputStream(configurationFile);
  87                                 StreamCopier.copy(fileInputStream, fileByteOutputStream, configurationFile.length());
  88                                 fileByteOutputStream.close();
  89                                 byte[] fileBytes = fileByteOutputStream.toByteArray();
  90                                 rootNode = SimpleXML.fromDocument(XML.transformToDocument(fileBytes));
  91                                 return;
  92                         } catch (FileNotFoundException e) {
  93                         } catch (IOException e) {
  94                         } finally {
  95                                 if (fileInputStream != null) {
  96                                         try {
  97                                                 fileInputStream.close();
  98                                         } catch (IOException ioe1) {
  99                                         }
 100                                 }
 101                                 if (fileByteOutputStream != null) {
 102                                         try {
 103                                                 fileByteOutputStream.close();
 104                                         } catch (IOException ioe1) {
 105                                         }
 106                                 }
 107                         }
 108                 }
 109                 rootNode = new SimpleXML("configuration");
 110         }
 111
 112         public boolean save() {
 113                 File configurationFile = new File(filename);
 114                 if (!configurationFile.exists()) {
 115                         File configurationFilePath = configurationFile.getParentFile();
 116                         if (!configurationFilePath.exists() && !configurationFilePath.mkdirs()) {
 117                                 return false;
 118                         }
 119                 }
 120                 FileOutputStream fileOutputStream = null;
 121                 ByteArrayInputStream configurationInputStream = null;
 122                 try {
 123                         byte[] configurationBytes = XML.transformToByteArray(rootNode.getDocument());
 124                         configurationInputStream = new ByteArrayInputStream(configurationBytes);
 125                         fileOutputStream = new FileOutputStream(configurationFile);
 126                         StreamCopier.copy(configurationInputStream, fileOutputStream, configurationBytes.length);
 127                         return true;
 128                 } catch (IOException ioe1) {
 129                 } finally {
 130                         if (configurationInputStream != null) {
 131                                 try {
 132                                         configurationInputStream.close();
 133                                 } catch (IOException ioe1) {
 134                                 }
 135                         }
 136                         if (fileOutputStream != null) {
 137                                 try {
 138                                         fileOutputStream.close();
 139                                 } catch (IOException ioe1) {
 140                                 }
 141                         }
 142                 }
 143                 return false;
 144         }
 145
 146         private String getNodeValue(String[] nodeNames, String defaultValue) {
 147                 SimpleXML node = rootNode;
 148                 int nodeIndex = 0;
 149                 while ((node != null) && (nodeIndex < nodeNames.length)) {
 150                         node = node.getNode(nodeNames[nodeIndex++]);
 151                 }
 152                 if (node == null) {
 153                         return defaultValue;
 154                 }
 155                 return node.getValue();
 156         }
 157
 158         private int getNodeIntValue(String[] nodeNames, int defaultValue) {
 159                 try {
 160                         return Integer.parseInt(getNodeValue(nodeNames, String.valueOf(defaultValue)));
 161                 } catch (NumberFormatException nfe1) {
 162                 }
 163                 return defaultValue;
 164         }
 165
 166         private boolean getNodeBooleanValue(String[] nodeNames, boolean defaultValue) {
 167                 String nodeValue = getNodeValue(nodeNames, null);
 168                 if (nodeValue == null) {
 169                         return defaultValue;
 170                 }
 171                 return Boolean.parseBoolean(nodeValue);
 172         }
 173
 174         /**
 175          * Returns the hostname of the node.
 176          * @return The hostname of the node
 177          * @deprecated Use {@link #getSelectedNode()} instead
 178          */
 179         @Deprecated
 180         public String getNodeAddress() {
 181                 return getNodeValue(new String[] { "node-address" }, "localhost");
 182         }
 183
 184         /**
 185          * Sets the hostname of the node.
 186          * @param nodeAddress The hostname of the node
 187          * @deprecated Use {@link #setSelectedNode(Node)} instead
 188          */
 189         @Deprecated
 190         public void setNodeAddress(String nodeAddress) {
 191                 rootNode.replace("node-address", nodeAddress);
 192         }
 193
 194         /**
 195          * The port number of the node
 196          * @return The port number of the node
 197          * @deprecated Use {@link #getSelectedNode()} instead.
 198          */
 199         @Deprecated
 200         public int getNodePort() {
 201                 return getNodeIntValue(new String[] { "node-port" }, 9481);
 202         }
 203
 204         /**
 205          * Sets the port number of the node.
 206          * @param nodePort The port number of the node
 207          * @deprecated Use {@link #setSelectedNode(Node)} instead
 208          */
 209         @Deprecated
 210         public void setNodePort(int nodePort) {
 211                 rootNode.replace("node-port", String.valueOf(nodePort));
 212         }
 213
 214         public boolean isSkipNodePage() {
 215                 return getNodeBooleanValue(new String[] { "skip-node-page" }, false);
 216         }
 217
 218         public void setSkipNodePage(boolean skipNodePage) {
 219                 rootNode.replace("skip-node-page", String.valueOf(skipNodePage));
 220         }
 221
 222         public Project[] getProjects() {
 223                 List<Project> projects = new ArrayList<Project>();
 224                 SimpleXML projectsNode = rootNode.getNode("project-list");
 225                 if (projectsNode != null) {
 226                         SimpleXML[] projectNodes = projectsNode.getNodes("project");
 227                         for (SimpleXML projectNode: projectNodes) {
 228                                 try {
 229                                         Project project = null;
 230                                         SimpleXML typeNode = projectNode.getNode("type");
 231                                         if ("edition".equals(typeNode.getValue())) {
 232                                                 EditionProject editionProject = new EditionProject();
 233                                                 project = editionProject;
 234                                                 editionProject.setEdition(Integer.parseInt(projectNode.getNode("edition").getValue()));
 235                                         }
 236                                         projects.add(project);
 237                                         project.setDescription(projectNode.getNode("description").getValue());
 238                                         project.setIndexFile(projectNode.getNode("index-file").getValue());
 239                                         project.setLastInsertionTime(Long.parseLong(projectNode.getNode("last-insertion-time").getValue()));
 240                                         project.setLocalPath(projectNode.getNode("local-path").getValue());
 241                                         project.setName(projectNode.getNode("name").getValue());
 242                                         project.setPath(projectNode.getNode("path").getValue());
 243                                         project.setInsertURI(projectNode.getNode("insert-uri").getValue());
 244                                         project.setRequestURI(projectNode.getNode("request-uri").getValue());
 245                                         SimpleXML fileOptionsNode = projectNode.getNode("file-options");
 246                                         Map<String, FileOption> fileOptions = new HashMap<String, FileOption>();
 247                                         if (fileOptionsNode != null) {
 248                                                 SimpleXML[] fileOptionNodes = fileOptionsNode.getNodes("file-option");
 249                                                 for (SimpleXML fileOptionNode: fileOptionNodes) {
 250                                                         String filename = fileOptionNode.getNode("filename").getValue();
 251                                                         FileOption fileOption = project.getFileOption(filename);
 252                                                         fileOption.setInsert(Boolean.parseBoolean(fileOptionNode.getNode("insert").getValue()));
 253                                                         fileOption.setCustomKey(fileOptionNode.getNode("custom-key").getValue());
 254                                                         fileOption.setMimeType(fileOptionNode.getNode("mime-type").getValue());
 255                                                         fileOption.setContainer(fileOptionNode.getNode("container").getValue());
 256                                                         if (fileOptionNode.getNode("replace-edition") != null) {
 257                                                                 fileOption.setReplaceEdition(Boolean.parseBoolean(fileOptionNode.getNode("replace-edition").getValue()));
 258                                                                 fileOption.setEditionRange(Integer.parseInt(fileOptionNode.getNode("edition-range").getValue()));
 259                                                         }
 260                                                         fileOptions.put(filename, fileOption);
 261                                                 }
 262                                         }
 263                                         project.setFileOptions(fileOptions);
 264                                 } catch (NumberFormatException nfe1) {
 265                                         nfe1.printStackTrace();
 266                                 }
 267                         }
 268                 }
 269                 return projects.toArray(new Project[projects.size()]);
 270         }
 271
 272         public void setProjects(Project[] projects) {
 273                 SimpleXML projectsNode = new SimpleXML("project-list");
 274                 for (Project project: projects) {
 275                         SimpleXML projectNode = projectsNode.append("project");
 276                         if (project instanceof EditionProject) {
 277                                 projectNode.append("type", "edition");
 278                                 projectNode.append("edition", String.valueOf(((EditionProject) project).getEdition()));
 279                         }
 280                         projectNode.append("description", project.getDescription());
 281                         projectNode.append("index-file", project.getIndexFile());
 282                         projectNode.append("last-insertion-time", String.valueOf(project.getLastInsertionTime()));
 283                         projectNode.append("local-path", project.getLocalPath());
 284                         projectNode.append("name", project.getName());
 285                         projectNode.append("path", project.getPath());
 286                         projectNode.append("insert-uri", project.getInsertURI());
 287                         projectNode.append("request-uri", project.getRequestURI());
 288                         SimpleXML fileOptionsNode = projectNode.append("file-options");
 289                         Iterator<Entry<String, FileOption>> entries = project.getFileOptions().entrySet().iterator();
 290                         while (entries.hasNext()) {
 291                                 Entry<String, FileOption> entry = entries.next();
 292                                 FileOption fileOption = entry.getValue();
 293                                 if (fileOption.isCustom()) {
 294                                         SimpleXML fileOptionNode = fileOptionsNode.append("file-option");
 295                                         fileOptionNode.append("filename", entry.getKey());
 296                                         fileOptionNode.append("insert", String.valueOf(fileOption.isInsert()));
 297                                         fileOptionNode.append("custom-key", fileOption.getCustomKey());
 298                                         fileOptionNode.append("mime-type", fileOption.getMimeType());
 299                                         fileOptionNode.append("container", fileOption.getContainer());
 300                                         fileOptionNode.append("replace-edition", String.valueOf(fileOption.getReplaceEdition()));
 301                                         fileOptionNode.append("edition-range", String.valueOf(fileOption.getEditionRange()));
 302                                 }
 303                         }
 304                 }
 305                 rootNode.replace(projectsNode);
 306         }
 307
 308         public Locale getLocale() {
 309                 String language = getNodeValue(new String[] { "i18n", "language" }, "en");
 310                 String country = getNodeValue(new String[] { "i18n", "country" }, null);
 311                 if (country != null) {
 312                         return new Locale(language, country);
 313                 }
 314                 return new Locale(language);
 315         }
 316
 317         public void setLocale(Locale locale) {
 318                 SimpleXML i18nNode = new SimpleXML("i18n");
 319                 if (locale.getCountry().length() != 0) {
 320                         i18nNode.append("country", locale.getCountry());
 321                 }
 322                 i18nNode.append("language", locale.getLanguage());
 323                 rootNode.replace(i18nNode);
 324                 return;
 325         }
 326
 327         public Node[] getNodes() {
 328                 SimpleXML nodesNode = rootNode.getNode("nodes");
 329                 if (nodesNode == null) {
 330                         String hostname = getNodeAddress();
 331                         int port = getNodePort();
 332                         if (hostname == null) {
 333                                 hostname = "127.0.0.1";
 334                                 port = 9481;
 335                         }
 336                         return new Node[] { new Node(hostname, port, "Node") };
 337                 }
 338                 SimpleXML[] nodeNodes = nodesNode.getNodes("node");
 339                 Node[] returnNodes = new Node[nodeNodes.length];
 340                 int nodeIndex = 0;
 341                 for (SimpleXML nodeNode: nodeNodes) {
 342                         String name = nodeNode.getNode("name").getValue();
 343                         String hostname = nodeNode.getNode("hostname").getValue();
 344                         int port = Integer.parseInt(nodeNode.getNode("port").getValue());
 345                         Node node = new Node(hostname, port, name);
 346                         returnNodes[nodeIndex++] = node;
 347                 }
 348                 return returnNodes;
 349         }
 350
 351         public void setNodes(Node[] nodes) {
 352                 SimpleXML nodesNode = new SimpleXML("nodes");
 353                 for (Node node: nodes) {
 354                         SimpleXML nodeNode = nodesNode.append("node");
 355                         nodeNode.append("name", node.getName());
 356                         nodeNode.append("hostname", node.getHostname());
 357                         nodeNode.append("port", String.valueOf(node.getPort()));
 358                 }
 359                 rootNode.replace(nodesNode);
 360                 rootNode.remove("node-address");
 361                 rootNode.remove("node-port");
 362         }
 363
 364         public void setSelectedNode(Node selectedNode) {
 365                 SimpleXML selectedNodeNode = new SimpleXML("selected-node");
 366                 selectedNodeNode.append("name", selectedNode.getName());
 367                 selectedNodeNode.append("hostname", selectedNode.getHostname());
 368                 selectedNodeNode.append("port", String.valueOf(selectedNode.getPort()));
 369                 rootNode.replace(selectedNodeNode);
 370         }
 371
 372         public Node getSelectedNode() {
 373                 SimpleXML selectedNodeNode = rootNode.getNode("selected-node");
 374                 if (selectedNodeNode == null) {
 375                         String hostname = getNodeAddress();
 376                         int port = getNodePort();
 377                         if (hostname == null) {
 378                                 hostname = "127.0.0.1";
 379                                 port = 9481;
 380                         }
 381                         return new Node(hostname, port, "Node");
 382                 }
 383                 String name = selectedNodeNode.getNode("name").getValue();
 384                 String hostname = selectedNodeNode.getNode("hostname").getValue();
 385                 int port = Integer.valueOf(selectedNodeNode.getNode("port").getValue());
 386                 return new Node(hostname, port, name);
 387         }
 388
 389 }