src/main/java/net/pterodactylus/xdcc/ui/stdin/CommandReader.java

   1 /*
   2  * XdccDownloader - CommandReader.java - Copyright © 2013 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 3 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, see <http://www.gnu.org/licenses/>.
  16  */
  17
  18 package net.pterodactylus.xdcc.ui.stdin;
  19
  20 import java.io.BufferedReader;
  21 import java.io.Reader;
  22 import java.io.Writer;
  23 import java.util.Collections;
  24 import java.util.List;
  25
  26 import net.pterodactylus.irc.DccReceiver;
  27 import net.pterodactylus.xdcc.core.Core;
  28 import net.pterodactylus.xdcc.data.Bot;
  29 import net.pterodactylus.xdcc.data.Pack;
  30
  31 import com.google.common.collect.Lists;
  32 import com.google.common.util.concurrent.AbstractExecutionThreadService;
  33
  34 /**
  35  * Command interface for arbitrary {@link Reader}s.
  36  *
  37  * @author <a href="mailto:bombe@pterodactylus.net">David ‘Bombe’ Roden</a>
  38  */
  39 public class CommandReader extends AbstractExecutionThreadService {
  40
  41         /** The core being controlled. */
  42         private final Core core;
  43
  44         /** The reader to read commands from. */
  45         private final BufferedReader reader;
  46
  47         /** The writer to write the results to. */
  48         private final Writer writer;
  49
  50         /**
  51          * Creates a new command reader.
  52          *
  53          * @param core
  54          *              The core being controlled
  55          * @param reader
  56          *              The reader to read commands from
  57          * @param writer
  58          *              The write to write results to
  59          */
  60         public CommandReader(Core core, Reader reader, Writer writer) {
  61                 this.core = core;
  62                 this.reader = new BufferedReader(reader);
  63                 this.writer = writer;
  64         }
  65
  66         //
  67         // ABSTRACTEXECUTIONTHREADSERVICE METHODS
  68         //
  69
  70         @Override
  71         protected void run() throws Exception {
  72                 String lastLine = "";
  73                 String line;
  74                 final List<Result> lastResult = Lists.newArrayList();
  75                 while ((line = reader.readLine()) != null) {
  76                         if (line.equals("")) {
  77                                 line = lastLine;
  78                         }
  79                         String[] words = line.split(" +");
  80                         if (words[0].equalsIgnoreCase("search")) {
  81                                 lastResult.clear();
  82                                 for (Bot bot : core.bots()) {
  83                                         for (Pack pack : bot) {
  84                                                 boolean found = true;
  85                                                 for (int wordIndex = 1; wordIndex < words.length; ++wordIndex) {
  86                                                         if (words[wordIndex].startsWith("-") && pack.name().toLowerCase().contains(words[wordIndex].toLowerCase().substring(1))) {
  87                                                                 found = false;
  88                                                                 break;
  89                                                         }
  90                                                         if (!words[wordIndex].startsWith("-") && !pack.name().toLowerCase().contains(words[wordIndex].toLowerCase())) {
  91                                                                 found = false;
  92                                                                 break;
  93                                                         }
  94                                                 }
  95                                                 if (found) {
  96                                                         lastResult.add(new Result(bot, pack));
  97                                                 }
  98                                         }
  99                                 }
 100                                 Collections.sort(lastResult);
 101                                 int counter = 0;
 102                                 for (Result result : lastResult) {
 103                                         writer.write(String.format("[%d] %s (%s) from %s (#%s) on %s\n", counter++, result.pack().name(), result.pack().size(), result.bot().name(), result.pack().id(), result.bot().network().name()));
 104                                 }
 105                                 writer.write("End of Search.\n");
 106                         } else if (words[0].equalsIgnoreCase("dcc")) {
 107                                 int counter = 0;
 108                                 for (DccReceiver dccReceiver : core.dccReceivers()) {
 109                                         writer.write(String.format("[%d] %s (%s, %d%%%s)\n", counter++, dccReceiver.filename(), dccReceiver.size(), dccReceiver.progress() * 100 / dccReceiver.size(), dccReceiver.isRunning() ? "" : ", finished"));
 110                                 }
 111                                 writer.write("End of DCCs.\n");
 112                         }
 113
 114                         lastLine = line;
 115                         writer.flush();
 116                 }
 117         }
 118
 119         /** Container for result information. */
 120         private static class Result implements Comparable<Result> {
 121
 122                 /** The bot carrying the pack. */
 123                 private final Bot bot;
 124
 125                 /** The pack. */
 126                 private final Pack pack;
 127
 128                 /**
 129                  * Creates a new result.
 130                  *
 131                  * @param bot
 132                  *              The bot carrying the pack
 133                  * @param pack
 134                  *              The pack
 135                  */
 136                 private Result(Bot bot, Pack pack) {
 137                         this.bot = bot;
 138                         this.pack = pack;
 139                 }
 140
 141                 //
 142                 // ACCESSORS
 143                 //
 144
 145                 /**
 146                  * Returns the bot carrying the pack.
 147                  *
 148                  * @return The bot carrying the pack
 149                  */
 150                 public Bot bot() {
 151                         return bot;
 152                 }
 153
 154                 /**
 155                  * Returns the pack.
 156                  *
 157                  * @return The pack
 158                  */
 159                 public Pack pack() {
 160                         return pack;
 161                 }
 162
 163                 //
 164                 // COMPARABLE METHODS
 165                 //
 166
 167                 @Override
 168                 public int compareTo(Result result) {
 169                         return pack().name().compareToIgnoreCase(result.pack().name());
 170                 }
 171
 172         }
 173
 174 }