nmode's Git Repositories - signal-cli/blob - src/main/java/org/asamk/signal/Main.java

   1 /*
   2   Copyright (C) 2015-2018 AsamK
   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 package org.asamk.signal;
  18
  19 import net.sourceforge.argparse4j.ArgumentParsers;
  20 import net.sourceforge.argparse4j.impl.Arguments;
  21 import net.sourceforge.argparse4j.inf.*;
  22 import org.apache.http.util.TextUtils;
  23 import org.asamk.Signal;
  24 import org.asamk.signal.commands.*;
  25 import org.asamk.signal.manager.BaseConfig;
  26 import org.asamk.signal.manager.Manager;
  27 import org.asamk.signal.util.SecurityProvider;
  28 import org.bouncycastle.jce.provider.BouncyCastleProvider;
  29 import org.freedesktop.dbus.DBusConnection;
  30 import org.freedesktop.dbus.exceptions.DBusException;
  31 import org.whispersystems.signalservice.api.util.PhoneNumberFormatter;
  32
  33 import java.io.File;
  34 import java.security.Security;
  35 import java.util.Map;
  36
  37 public class Main {
  38
  39     public static void main(String[] args) {
  40         // Register our own security provider
  41         Security.insertProviderAt(new SecurityProvider(), 1);
  42         Security.addProvider(new BouncyCastleProvider());
  43
  44         Namespace ns = parseArgs(args);
  45         if (ns == null) {
  46             System.exit(1);
  47         }
  48
  49         int res = handleCommands(ns);
  50         System.exit(res);
  51     }
  52
  53     private static int handleCommands(Namespace ns) {
  54         final String username = ns.getString("username");
  55         Manager m;
  56         Signal ts;
  57         DBusConnection dBusConn = null;
  58         try {
  59             if (ns.getBoolean("dbus") || ns.getBoolean("dbus_system")) {
  60                 try {
  61                     m = null;
  62                     int busType;
  63                     if (ns.getBoolean("dbus_system")) {
  64                         busType = DBusConnection.SYSTEM;
  65                     } else {
  66                         busType = DBusConnection.SESSION;
  67                     }
  68                     dBusConn = DBusConnection.getConnection(busType);
  69                     ts = dBusConn.getRemoteObject(
  70                             DbusConfig.SIGNAL_BUSNAME, DbusConfig.SIGNAL_OBJECTPATH,
  71                             Signal.class);
  72                 } catch (UnsatisfiedLinkError e) {
  73                     System.err.println("Missing native library dependency for dbus service: " + e.getMessage());
  74                     return 1;
  75                 } catch (DBusException e) {
  76                     e.printStackTrace();
  77                     if (dBusConn != null) {
  78                         dBusConn.disconnect();
  79                     }
  80                     return 3;
  81                 }
  82             } else {
  83                 String settingsPath = ns.getString("config");
  84                 if (TextUtils.isEmpty(settingsPath)) {
  85                     settingsPath = System.getProperty("user.home") + "/.config/signal";
  86                     if (!new File(settingsPath).exists()) {
  87                         String legacySettingsPath = System.getProperty("user.home") + "/.config/textsecure";
  88                         if (new File(legacySettingsPath).exists()) {
  89                             settingsPath = legacySettingsPath;
  90                         }
  91                     }
  92                 }
  93
  94                 m = new Manager(username, settingsPath);
  95                 ts = m;
  96                 try {
  97                     m.init();
  98                 } catch (Exception e) {
  99                     System.err.println("Error loading state file: " + e.getMessage());
 100                     return 2;
 101                 }
 102             }
 103
 104             String commandKey = ns.getString("command");
 105             final Map<String, Command> commands = Commands.getCommands();
 106             if (commands.containsKey(commandKey)) {
 107                 Command command = commands.get(commandKey);
 108
 109                 if (dBusConn != null) {
 110                     if (command instanceof ExtendedDbusCommand) {
 111                         return ((ExtendedDbusCommand) command).handleCommand(ns, ts, dBusConn);
 112                     } else if (command instanceof DbusCommand) {
 113                         return ((DbusCommand) command).handleCommand(ns, ts);
 114                     } else {
 115                         System.err.println(commandKey + " is not yet implemented via dbus");
 116                         return 1;
 117                     }
 118                 } else {
 119                     if (command instanceof LocalCommand) {
 120                         return ((LocalCommand) command).handleCommand(ns, m);
 121                     } else if (command instanceof DbusCommand) {
 122                         return ((DbusCommand) command).handleCommand(ns, ts);
 123                     } else {
 124                         System.err.println(commandKey + " is only works via dbus");
 125                         return 1;
 126                     }
 127                 }
 128             }
 129             return 0;
 130         } finally {
 131             if (dBusConn != null) {
 132                 dBusConn.disconnect();
 133             }
 134         }
 135     }
 136
 137     private static Namespace parseArgs(String[] args) {
 138         ArgumentParser parser = ArgumentParsers.newFor("signal-cli")
 139                 .build()
 140                 .defaultHelp(true)
 141                 .description("Commandline interface for Signal.")
 142                 .version(BaseConfig.PROJECT_NAME + " " + BaseConfig.PROJECT_VERSION);
 143
 144         parser.addArgument("-v", "--version")
 145                 .help("Show package version.")
 146                 .action(Arguments.version());
 147         parser.addArgument("--config")
 148                 .help("Set the path, where to store the config (Default: $HOME/.config/signal).");
 149
 150         MutuallyExclusiveGroup mut = parser.addMutuallyExclusiveGroup();
 151         mut.addArgument("-u", "--username")
 152                 .help("Specify your phone number, that will be used for verification.");
 153         mut.addArgument("--dbus")
 154                 .help("Make request via user dbus.")
 155                 .action(Arguments.storeTrue());
 156         mut.addArgument("--dbus-system")
 157                 .help("Make request via system dbus.")
 158                 .action(Arguments.storeTrue());
 159
 160         Subparsers subparsers = parser.addSubparsers()
 161                 .title("subcommands")
 162                 .dest("command")
 163                 .description("valid subcommands")
 164                 .help("additional help");
 165
 166         final Map<String, Command> commands = Commands.getCommands();
 167         for (Map.Entry<String, Command> entry : commands.entrySet()) {
 168             Subparser subparser = subparsers.addParser(entry.getKey());
 169             entry.getValue().attachToSubparser(subparser);
 170         }
 171
 172         Namespace ns;
 173         try {
 174             ns = parser.parseArgs(args);
 175         } catch (ArgumentParserException e) {
 176             parser.handleError(e);
 177             return null;
 178         }
 179
 180         if ("link".equals(ns.getString("command"))) {
 181             if (ns.getString("username") != null) {
 182                 parser.printUsage();
 183                 System.err.println("You cannot specify a username (phone number) when linking");
 184                 System.exit(2);
 185             }
 186         } else if (!ns.getBoolean("dbus") && !ns.getBoolean("dbus_system")) {
 187             if (ns.getString("username") == null) {
 188                 parser.printUsage();
 189                 System.err.println("You need to specify a username (phone number)");
 190                 System.exit(2);
 191             }
 192             if (!PhoneNumberFormatter.isValidNumber(ns.getString("username"))) {
 193                 System.err.println("Invalid username (phone number), make sure you include the country code.");
 194                 System.exit(2);
 195             }
 196         }
 197         if (ns.getList("recipient") != null && !ns.getList("recipient").isEmpty() && ns.getString("group") != null) {
 198             System.err.println("You cannot specify recipients by phone number and groups a the same time");
 199             System.exit(2);
 200         }
 201         return ns;
 202     }
 203 }