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

   1 /*
   2  * jSite - CLI.java - Copyright © 2006–2014 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 import java.util.List;
  23
  24 import net.pterodactylus.util.io.StreamCopier.ProgressListener;
  25 import de.todesbaum.jsite.application.Freenet7Interface;
  26 import de.todesbaum.jsite.application.InsertListener;
  27 import de.todesbaum.jsite.application.Node;
  28 import de.todesbaum.jsite.application.Project;
  29 import de.todesbaum.jsite.application.ProjectInserter;
  30
  31 /**
  32  * Command-line interface for jSite.
  33  *
  34  * @author David ‘Bombe’ Roden &lt;bombe@freenetproject.org&gt;
  35  */
  36 public class CLI implements InsertListener {
  37
  38         /** Object used for synchronization. */
  39         private Object lockObject = new Object();
  40
  41         /** Writer for the console. */
  42         private PrintWriter outputWriter = new PrintWriter(System.out, true);
  43
  44         /** The freenet interface. */
  45         private Freenet7Interface freenetInterface;
  46
  47         /** The project inserter. */
  48         private ProjectInserter projectInserter = new ProjectInserter();
  49
  50         /** The list of nodes. */
  51         private Node[] nodes;
  52
  53         /** The projects. */
  54         private List<Project> projects;
  55
  56         /** Whether the insert has finished. */
  57         private boolean finished = false;
  58
  59         /** Whether the insert finished successfully. */
  60         private boolean success;
  61
  62         /**
  63          * Creates a new command-line interface.
  64          *
  65          * @param args
  66          *            The command-line arguments
  67          */
  68         private CLI(String[] args) {
  69
  70                 if ((args.length == 0) || args[0].equals("-h") || args[0].equals("--help")) {
  71                         outputWriter.println("\nParameters:\n");
  72                         outputWriter.println("  --config-file=<configuration file>");
  73                         outputWriter.println("  --node=<node name>");
  74                         outputWriter.println("  --project=<project name>");
  75                         outputWriter.println("  --local-directory=<local directory>");
  76                         outputWriter.println("  --path=<path>");
  77                         outputWriter.println("  --edition=<edition>");
  78                         outputWriter.println("\nA project gets inserted when a new project is loaded on the command line,");
  79                         outputWriter.println("or when the command line is finished. --local-directory, --path, and --edition");
  80                         outputWriter.println("override the parameters in the project.");
  81                         return;
  82                 }
  83
  84                 String configFile = System.getProperty("user.home") + "/.jSite/config7";
  85                 for (String argument : args) {
  86                         String value = argument.substring(argument.indexOf('=') + 1).trim();
  87                         if (argument.startsWith("--config-file=")) {
  88                                 configFile = value;
  89                         }
  90                 }
  91
  92                 ConfigurationLocator configurationLocator = new ConfigurationLocator();
  93                 if (configFile != null) {
  94                         configurationLocator.setCustomLocation(configFile);
  95                 }
  96                 Configuration configuration = new Configuration(configurationLocator, configurationLocator.findPreferredLocation());
  97
  98                 projectInserter.addInsertListener(this);
  99                 projects = configuration.getProjects();
 100                 Node node = configuration.getSelectedNode();
 101                 nodes = configuration.getNodes();
 102
 103                 freenetInterface = new Freenet7Interface();
 104                 freenetInterface.setNode(node);
 105
 106                 projectInserter.setFreenetInterface(freenetInterface);
 107         projectInserter.setPriority(configuration.getPriority());
 108
 109                 Project currentProject = null;
 110                 for (String argument : args) {
 111                         if (argument.startsWith("--config-file=")) {
 112                                 /* we already parsed this one. */
 113                                 continue;
 114                         }
 115                         String value = argument.substring(argument.indexOf('=') + 1).trim();
 116                         if (argument.startsWith("--node=")) {
 117                                 Node newNode = getNode(value);
 118                                 if (newNode == null) {
 119                                         outputWriter.println("Node \"" + value + "\" not found.");
 120                                         return;
 121                                 }
 122                                 node = newNode;
 123                                 freenetInterface.setNode(node);
 124                         } else if (argument.startsWith("--project=")) {
 125                                 if (currentProject != null) {
 126                                         if (insertProject(currentProject)) {
 127                                                 outputWriter.println("Project \"" + currentProject.getName() + "\" successfully inserted.");
 128                                         } else {
 129                                                 outputWriter.println("Project \"" + currentProject.getName() + "\" was not successfully inserted.");
 130                                         }
 131                                         currentProject = null;
 132                                 }
 133                                 currentProject = getProject(value);
 134                                 if (currentProject == null) {
 135                                         outputWriter.println("Project \"" + value + "\" not found.");
 136                                 }
 137                         } else if (argument.startsWith("--local-directory")) {
 138                                 if (currentProject == null) {
 139                                         outputWriter.println("You can't specifiy --local-directory before --project.");
 140                                         return;
 141                                 }
 142                                 currentProject.setLocalPath(value);
 143                         } else if (argument.startsWith("--path=")) {
 144                                 if (currentProject == null) {
 145                                         outputWriter.println("You can't specify --path before --project.");
 146                                         return;
 147                                 }
 148                                 currentProject.setPath(value);
 149                         } else if (argument.startsWith("--edition=")) {
 150                                 if (currentProject == null) {
 151                                         outputWriter.println("You can't specify --edition before --project.");
 152                                         return;
 153                                 }
 154                                 currentProject.setEdition(Integer.parseInt(value));
 155                         } else {
 156                                 outputWriter.println("Unknown parameter: " + argument);
 157                                 return;
 158                         }
 159                 }
 160
 161                 int errorCode = 1;
 162                 if (currentProject != null) {
 163                         if (insertProject(currentProject)) {
 164                                 outputWriter.println("Project \"" + currentProject.getName() + "\" successfully inserted.");
 165                                 errorCode = 0;
 166                         } else {
 167                                 outputWriter.println("Project \"" + currentProject.getName() + "\" was not successfully inserted.");
 168                         }
 169                 }
 170
 171                 configuration.setProjects(projects);
 172                 configuration.save();
 173
 174                 System.exit(errorCode);
 175         }
 176
 177         /**
 178          * Returns the project with the given name.
 179          *
 180          * @param name
 181          *            The name of the project
 182          * @return The project, or <code>null</code> if no project could be found
 183          */
 184         private Project getProject(String name) {
 185                 for (Project project : projects) {
 186                         if (project.getName().equals(name)) {
 187                                 return project;
 188                         }
 189                 }
 190                 return null;
 191         }
 192
 193         /**
 194          * Returns the node with the given name.
 195          *
 196          * @param name
 197          *            The name of the node
 198          * @return The node, or <code>null</code> if no node could be found
 199          */
 200         private Node getNode(String name) {
 201                 for (Node node : nodes) {
 202                         if (node.getName().equals(name)) {
 203                                 return node;
 204                         }
 205                 }
 206                 return null;
 207         }
 208
 209         /**
 210          * Inserts the given project.
 211          *
 212          * @param currentProject
 213          *            The project to insert
 214          * @return <code>true</code> if the insert finished successfully,
 215          *         <code>false</code> otherwise
 216          */
 217         private boolean insertProject(Project currentProject) {
 218                 if (!freenetInterface.hasNode()) {
 219                         outputWriter.println("Node is not running!");
 220                         return false;
 221                 }
 222                 projectInserter.setProject(currentProject);
 223                 projectInserter.start(new ProgressListener() {
 224
 225                         @Override
 226                         public void onProgress(long copied, long length) {
 227                                 System.out.print("Uploaded: " + copied + " / " + length + " bytes...\r");
 228                         }
 229                 });
 230                 synchronized (lockObject) {
 231                         while (!finished) {
 232                                 try {
 233                                         lockObject.wait();
 234                                 } catch (InterruptedException e) {
 235                                         /* ignore, we're in a loop. */
 236                                 }
 237                         }
 238                 }
 239                 return success;
 240         }
 241
 242         //
 243         // INTERFACE InsertListener
 244         //
 245
 246         /**
 247          * {@inheritDoc}
 248          */
 249         @Override
 250         public void projectInsertStarted(Project project) {
 251                 outputWriter.println("Starting Insert of project \"" + project.getName() + "\".");
 252         }
 253
 254         /**
 255          * {@inheritDoc}
 256          */
 257         @Override
 258         public void projectUploadFinished(Project project) {
 259                 outputWriter.println("Project \"" + project.getName() + "\" has been uploaded, starting insert...");
 260         }
 261
 262         /**
 263          * {@inheritDoc}
 264          */
 265         @Override
 266         public void projectURIGenerated(Project project, String uri) {
 267                 outputWriter.println("URI: " + uri);
 268         }
 269
 270         /**
 271          * {@inheritDoc}
 272          */
 273         @Override
 274         public void projectInsertProgress(Project project, int succeeded, int failed, int fatal, int total, boolean finalized) {
 275                 outputWriter.println("Progress: " + succeeded + " done, " + failed + " failed, " + fatal + " fatal, " + total + " total" + (finalized ? " (finalized)" : "") + ", " + ((succeeded + failed + fatal) * 100 / total) + "%");
 276         }
 277
 278         /**
 279          * {@inheritDoc}
 280          */
 281         @Override
 282         public void projectInsertFinished(Project project, boolean success, Throwable cause) {
 283                 outputWriter.println("Request URI: " + project.getFinalRequestURI(0));
 284                 finished = true;
 285                 this.success = success;
 286                 synchronized (lockObject) {
 287                         lockObject.notify();
 288                 }
 289         }
 290
 291         //
 292         // MAIN
 293         //
 294
 295         /**
 296          * Creates a new command-line interface with the given arguments.
 297          *
 298          * @param args
 299          *            The command-line arguments
 300          */
 301         public static void main(String[] args) {
 302                 new CLI(args);
 303         }
 304
 305 }