CLI.java

   1 /*
   2  * jSite - CLI.java - Copyright © 2006–2011 David Roden
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; either version 2 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program; if not, write to the Free Software
  16  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  17  */
  18
  19 package de.todesbaum.jsite.main;
  20
  21 import java.io.PrintWriter;
  22
  23 import de.todesbaum.jsite.application.Freenet7Interface;
  24 import de.todesbaum.jsite.application.InsertListener;
  25 import de.todesbaum.jsite.application.Node;
  26 import de.todesbaum.jsite.application.Project;
  27 import de.todesbaum.jsite.application.ProjectInserter;
  28 import de.todesbaum.util.io.StreamCopier.ProgressListener;
  29
  30 /**
  31  * Command-line interface for jSite.
  32  *
  33  * @author David ‘Bombe’ Roden &lt;bombe@freenetproject.org&gt;
  34  */
  35 public class CLI implements InsertListener {
  36
  37         /** Object used for synchronization. */
  38         private Object lockObject = new Object();
  39
  40         /** Writer for the console. */
  41         private PrintWriter outputWriter = new PrintWriter(System.out, true);
  42
  43         /** The freenet interface. */
  44         private Freenet7Interface freenetInterface;
  45
  46         /** The project inserter. */
  47         private ProjectInserter projectInserter = new ProjectInserter();
  48
  49         /** The list of nodes. */
  50         private Node[] nodes;
  51
  52         /** The projects. */
  53         private Project[] projects;
  54
  55         /** Whether the insert has finished. */
  56         private boolean finished = false;
  57
  58         /** Whether the insert finished successfully. */
  59         private boolean success;
  60
  61         /**
  62          * Creates a new command-line interface.
  63          *
  64          * @param args
  65          *            The command-line arguments
  66          */
  67         private CLI(String[] args) {
  68
  69                 if ((args.length == 0) || args[0].equals("-h") || args[0].equals("--help")) {
  70                         outputWriter.println("\nParameters:\n");
  71                         outputWriter.println("  --config-file=<configuration file>");
  72                         outputWriter.println("  --node=<node name>");
  73                         outputWriter.println("  --project=<project name>");
  74                         outputWriter.println("  --local-directory=<local directory>");
  75                         outputWriter.println("  --path=<path>");
  76                         outputWriter.println("  --edition=<edition>");
  77                         outputWriter.println("\nA project gets inserted when a new project is loaded on the command line,");
  78                         outputWriter.println("or when the command line is finished. --local-directory, --path, and --edition");
  79                         outputWriter.println("override the parameters in the project.");
  80                         return;
  81                 }
  82
  83                 String configFile = System.getProperty("user.home") + "/.jSite/config7";
  84                 for (String argument : args) {
  85                         String value = argument.substring(argument.indexOf('=') + 1).trim();
  86                         if (argument.startsWith("--config-file=")) {
  87                                 configFile = value;
  88                         }
  89                 }
  90
  91                 ConfigurationLocator configurationLocator = new ConfigurationLocator();
  92                 if (configFile != null) {
  93                         configurationLocator.setCustomLocation(configFile);
  94                 }
  95                 Configuration configuration = new Configuration(configurationLocator, configurationLocator.findPreferredLocation());
  96
  97                 projectInserter.addInsertListener(this);
  98                 projects = configuration.getProjects();
  99                 Node node = configuration.getSelectedNode();
 100                 nodes = configuration.getNodes();
 101
 102                 freenetInterface = new Freenet7Interface();
 103                 freenetInterface.setNode(node);
 104
 105                 projectInserter.setFreenetInterface(freenetInterface);
 106
 107                 Project currentProject = null;
 108                 for (String argument : args) {
 109                         if (argument.startsWith("--config-file=")) {
 110                                 /* we already parsed this one. */
 111                                 continue;
 112                         }
 113                         String value = argument.substring(argument.indexOf('=') + 1).trim();
 114                         if (argument.startsWith("--node=")) {
 115                                 Node newNode = getNode(value);
 116                                 if (newNode == null) {
 117                                         outputWriter.println("Node \"" + value + "\" not found.");
 118                                         return;
 119                                 }
 120                                 node = newNode;
 121                                 freenetInterface.setNode(node);
 122                         } else if (argument.startsWith("--project=")) {
 123                                 if (currentProject != null) {
 124                                         if (insertProject(currentProject)) {
 125                                                 outputWriter.println("Project \"" + currentProject.getName() + "\" successfully inserted.");
 126                                         } else {
 127                                                 outputWriter.println("Project \"" + currentProject.getName() + "\" was not successfully inserted.");
 128                                         }
 129                                         currentProject = null;
 130                                 }
 131                                 currentProject = getProject(value);
 132                                 if (currentProject == null) {
 133                                         outputWriter.println("Project \"" + value + "\" not found.");
 134                                 }
 135                         } else if (argument.startsWith("--local-directory")) {
 136                                 if (currentProject == null) {
 137                                         outputWriter.println("You can't specifiy --local-directory before --project.");
 138                                         return;
 139                                 }
 140                                 currentProject.setLocalPath(value);
 141                         } else if (argument.startsWith("--path=")) {
 142                                 if (currentProject == null) {
 143                                         outputWriter.println("You can't specify --path before --project.");
 144                                         return;
 145                                 }
 146                                 currentProject.setPath(value);
 147                         } else if (argument.startsWith("--edition=")) {
 148                                 if (currentProject == null) {
 149                                         outputWriter.println("You can't specify --edition before --project.");
 150                                         return;
 151                                 }
 152                                 currentProject.setEdition(Integer.parseInt(value));
 153                         } else {
 154                                 outputWriter.println("Unknown parameter: " + argument);
 155                                 return;
 156                         }
 157                 }
 158
 159                 int errorCode = 1;
 160                 if (currentProject != null) {
 161                         if (insertProject(currentProject)) {
 162                                 outputWriter.println("Project \"" + currentProject.getName() + "\" successfully inserted.");
 163                                 errorCode = 0;
 164                         } else {
 165                                 outputWriter.println("Project \"" + currentProject.getName() + "\" was not successfully inserted.");
 166                         }
 167                 }
 168
 169                 configuration.setProjects(projects);
 170                 configuration.save();
 171
 172                 System.exit(errorCode);
 173         }
 174
 175         /**
 176          * Returns the project with the given name.
 177          *
 178          * @param name
 179          *            The name of the project
 180          * @return The project, or <code>null</code> if no project could be found
 181          */
 182         private Project getProject(String name) {
 183                 for (Project project : projects) {
 184                         if (project.getName().equals(name)) {
 185                                 return project;
 186                         }
 187                 }
 188                 return null;
 189         }
 190
 191         /**
 192          * Returns the node with the given name.
 193          *
 194          * @param name
 195          *            The name of the node
 196          * @return The node, or <code>null</code> if no node could be found
 197          */
 198         private Node getNode(String name) {
 199                 for (Node node : nodes) {
 200                         if (node.getName().equals(name)) {
 201                                 return node;
 202                         }
 203                 }
 204                 return null;
 205         }
 206
 207         /**
 208          * Inserts the given project.
 209          *
 210          * @param currentProject
 211          *            The project to insert
 212          * @return <code>true</code> if the insert finished successfully,
 213          *         <code>false</code> otherwise
 214          */
 215         private boolean insertProject(Project currentProject) {
 216                 if (!freenetInterface.hasNode()) {
 217                         outputWriter.println("Node is not running!");
 218                         return false;
 219                 }
 220                 projectInserter.setProject(currentProject);
 221                 projectInserter.start(new ProgressListener() {
 222
 223                         public void onProgress(long copied, long length) {
 224                                 System.out.print("Uploaded: " + copied + " / " + length + " bytes...\r");
 225                         }
 226                 });
 227                 synchronized (lockObject) {
 228                         while (!finished) {
 229                                 try {
 230                                         lockObject.wait();
 231                                 } catch (InterruptedException e) {
 232                                         /* ignore, we're in a loop. */
 233                                 }
 234                         }
 235                 }
 236                 return success;
 237         }
 238
 239         //
 240         // INTERFACE InsertListener
 241         //
 242
 243         /**
 244          * {@inheritDoc}
 245          */
 246         public void projectInsertStarted(Project project) {
 247                 outputWriter.println("Starting Insert of project \"" + project.getName() + "\".");
 248         }
 249
 250         /**
 251          * {@inheritDoc}
 252          */
 253         public void projectUploadFinished(Project project) {
 254                 outputWriter.println("Project \"" + project.getName() + "\" has been uploaded, starting insert...");
 255         }
 256
 257         /**
 258          * {@inheritDoc}
 259          */
 260         public void projectURIGenerated(Project project, String uri) {
 261                 outputWriter.println("URI: " + uri);
 262         }
 263
 264         /**
 265          * {@inheritDoc}
 266          */
 267         public void projectInsertProgress(Project project, int succeeded, int failed, int fatal, int total, boolean finalized) {
 268                 outputWriter.println("Progress: " + succeeded + " done, " + failed + " failed, " + fatal + " fatal, " + total + " total" + (finalized ? " (finalized)" : "") + ", " + ((succeeded + failed + fatal) * 100 / total) + "%");
 269         }
 270
 271         /**
 272          * {@inheritDoc}
 273          */
 274         public void projectInsertFinished(Project project, boolean success, Throwable cause) {
 275                 outputWriter.println("Request URI: " + project.getFinalRequestURI(0));
 276                 finished = true;
 277                 this.success = success;
 278                 synchronized (lockObject) {
 279                         lockObject.notify();
 280                 }
 281         }
 282
 283         //
 284         // MAIN
 285         //
 286
 287         /**
 288          * Creates a new command-line interface with the given arguments.
 289          *
 290          * @param args
 291          *            The command-line arguments
 292          */
 293         public static void main(String[] args) {
 294                 new CLI(args);
 295         }
 296
 297 }