]> nmode's Git Repositories - signal-cli/blobdiff - src/main/java/org/asamk/signal/commands/ReceiveCommand.java
Refactor ReceiveMessageHandler
[signal-cli] / src / main / java / org / asamk / signal / commands / ReceiveCommand.java
index ffc5953007cb5c3bc2f94de7af9cc7dc8fb94a58..5d41dde0a5d4f269ebc01911d0aafef4f2fcede3 100644 (file)
@@ -6,20 +6,29 @@ import net.sourceforge.argparse4j.inf.Subparser;
 
 import org.asamk.Signal;
 import org.asamk.signal.JsonReceiveMessageHandler;
+import org.asamk.signal.JsonWriter;
+import org.asamk.signal.OutputType;
 import org.asamk.signal.ReceiveMessageHandler;
+import org.asamk.signal.json.JsonMessageEnvelope;
 import org.asamk.signal.manager.Manager;
 import org.asamk.signal.util.DateUtils;
-import org.freedesktop.dbus.DBusConnection;
+import org.freedesktop.dbus.connections.impl.DBusConnection;
 import org.freedesktop.dbus.exceptions.DBusException;
-import org.whispersystems.util.Base64;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
 import java.io.IOException;
+import java.util.Base64;
+import java.util.Map;
+import java.util.Set;
 import java.util.concurrent.TimeUnit;
 
 import static org.asamk.signal.util.ErrorUtils.handleAssertionError;
 
 public class ReceiveCommand implements ExtendedDbusCommand, LocalCommand {
 
+    private final static Logger logger = LoggerFactory.getLogger(ReceiveCommand.class);
+
     @Override
     public void attachToSubparser(final Subparser subparser) {
         subparser.addArgument("-t", "--timeout")
@@ -29,19 +38,42 @@ public class ReceiveCommand implements ExtendedDbusCommand, LocalCommand {
                 .help("Don’t download attachments of received messages.")
                 .action(Arguments.storeTrue());
         subparser.addArgument("--json")
-                .help("Output received messages in json format, one json object per line.")
+                .help("WARNING: This parameter is now deprecated! Please use the global \"--output=json\" option instead.\n\nOutput received messages in json format, one json object per line.")
                 .action(Arguments.storeTrue());
     }
 
+    @Override
+    public Set<OutputType> getSupportedOutputTypes() {
+        return Set.of(OutputType.PLAIN_TEXT, OutputType.JSON);
+    }
+
     public int handleCommand(final Namespace ns, final Signal signal, DBusConnection dbusconnection) {
-        if (dbusconnection != null) {
-            try {
-                dbusconnection.addSigHandler(Signal.MessageReceived.class, messageReceived -> {
+        boolean inJson = ns.get("output") == OutputType.JSON || ns.getBoolean("json");
+
+        // TODO delete later when "json" variable is removed
+        if (ns.getBoolean("json")) {
+            logger.warn("\"--json\" option has been deprecated, please use the global \"--output=json\" instead.");
+        }
+
+        final JsonWriter jsonWriter = inJson ? new JsonWriter(System.out) : null;
+        try {
+            dbusconnection.addSigHandler(Signal.MessageReceived.class, messageReceived -> {
+                if (jsonWriter != null) {
+                    JsonMessageEnvelope envelope = new JsonMessageEnvelope(messageReceived);
+                    final Map<String, JsonMessageEnvelope> object = Map.of("envelope", envelope);
+                    try {
+                        jsonWriter.write(object);
+                    } catch (IOException e) {
+                        logger.error("Failed to write json object: {}", e.getMessage());
+                    }
+                } else {
                     System.out.print(String.format("Envelope from: %s\nTimestamp: %s\nBody: %s\n",
-                            messageReceived.getSender(), DateUtils.formatTimestamp(messageReceived.getTimestamp()), messageReceived.getMessage()));
+                            messageReceived.getSender(),
+                            DateUtils.formatTimestamp(messageReceived.getTimestamp()),
+                            messageReceived.getMessage()));
                     if (messageReceived.getGroupId().length > 0) {
                         System.out.println("Group info:");
-                        System.out.println("  Id: " + Base64.encodeBytes(messageReceived.getGroupId()));
+                        System.out.println("  Id: " + Base64.getEncoder().encodeToString(messageReceived.getGroupId()));
                     }
                     if (messageReceived.getAttachments().size() > 0) {
                         System.out.println("Attachments: ");
@@ -50,34 +82,75 @@ public class ReceiveCommand implements ExtendedDbusCommand, LocalCommand {
                         }
                     }
                     System.out.println();
-                });
-                dbusconnection.addSigHandler(Signal.ReceiptReceived.class,
-                        receiptReceived -> System.out.print(String.format("Receipt from: %s\nTimestamp: %s\n",
-                                receiptReceived.getSender(), DateUtils.formatTimestamp(receiptReceived.getTimestamp()))));
-            } catch (UnsatisfiedLinkError e) {
-                System.err.println("Missing native library dependency for dbus service: " + e.getMessage());
-                return 1;
-            } catch (DBusException e) {
-                e.printStackTrace();
-                return 1;
-            }
-            while (true) {
-                try {
-                    Thread.sleep(10000);
-                } catch (InterruptedException e) {
-                    return 0;
                 }
+            });
+
+            dbusconnection.addSigHandler(Signal.ReceiptReceived.class, receiptReceived -> {
+                if (jsonWriter != null) {
+                    JsonMessageEnvelope envelope = new JsonMessageEnvelope(receiptReceived);
+                    final Map<String, JsonMessageEnvelope> object = Map.of("envelope", envelope);
+                    try {
+                        jsonWriter.write(object);
+                    } catch (IOException e) {
+                        logger.error("Failed to write json object: {}", e.getMessage());
+                    }
+                } else {
+                    System.out.print(String.format("Receipt from: %s\nTimestamp: %s\n",
+                            receiptReceived.getSender(),
+                            DateUtils.formatTimestamp(receiptReceived.getTimestamp())));
+                }
+            });
+
+            dbusconnection.addSigHandler(Signal.SyncMessageReceived.class, syncReceived -> {
+                if (jsonWriter != null) {
+                    JsonMessageEnvelope envelope = new JsonMessageEnvelope(syncReceived);
+                    final Map<String, JsonMessageEnvelope> object = Map.of("envelope", envelope);
+                    try {
+                        jsonWriter.write(object);
+                    } catch (IOException e) {
+                        logger.error("Failed to write json object: {}", e.getMessage());
+                    }
+                } else {
+                    System.out.print(String.format("Sync Envelope from: %s to: %s\nTimestamp: %s\nBody: %s\n",
+                            syncReceived.getSource(),
+                            syncReceived.getDestination(),
+                            DateUtils.formatTimestamp(syncReceived.getTimestamp()),
+                            syncReceived.getMessage()));
+                    if (syncReceived.getGroupId().length > 0) {
+                        System.out.println("Group info:");
+                        System.out.println("  Id: " + Base64.getEncoder().encodeToString(syncReceived.getGroupId()));
+                    }
+                    if (syncReceived.getAttachments().size() > 0) {
+                        System.out.println("Attachments: ");
+                        for (String attachment : syncReceived.getAttachments()) {
+                            System.out.println("-  Stored plaintext in: " + attachment);
+                        }
+                    }
+                    System.out.println();
+                }
+            });
+        } catch (DBusException e) {
+            e.printStackTrace();
+            return 2;
+        }
+        while (true) {
+            try {
+                Thread.sleep(10000);
+            } catch (InterruptedException e) {
+                return 0;
             }
         }
-        return 0;
     }
 
     @Override
     public int handleCommand(final Namespace ns, final Manager m) {
-        if (!m.isRegistered()) {
-            System.err.println("User is not registered.");
-            return 1;
+        boolean inJson = ns.get("output") == OutputType.JSON || ns.getBoolean("json");
+
+        // TODO delete later when "json" variable is removed
+        if (ns.getBoolean("json")) {
+            logger.warn("\"--json\" option has been deprecated, please use the global \"--output=json\" instead.");
         }
+
         double timeout = 5;
         if (ns.getDouble("timeout") != null) {
             timeout = ns.getDouble("timeout");
@@ -89,8 +162,14 @@ public class ReceiveCommand implements ExtendedDbusCommand, LocalCommand {
         }
         boolean ignoreAttachments = ns.getBoolean("ignore_attachments");
         try {
-            final Manager.ReceiveMessageHandler handler = ns.getBoolean("json") ? new JsonReceiveMessageHandler(m) : new ReceiveMessageHandler(m);
-            m.receiveMessages((long) (timeout * 1000), TimeUnit.MILLISECONDS, returnOnTimeout, ignoreAttachments, handler);
+            final Manager.ReceiveMessageHandler handler = inJson
+                    ? new JsonReceiveMessageHandler(m)
+                    : new ReceiveMessageHandler(m);
+            m.receiveMessages((long) (timeout * 1000),
+                    TimeUnit.MILLISECONDS,
+                    returnOnTimeout,
+                    ignoreAttachments,
+                    handler);
             return 0;
         } catch (IOException e) {
             System.err.println("Error while receiving messages: " + e.getMessage());