Implement downloading attachments

[signal-cli] / src / main / java / cli / Manager.java

diff --git a/src/main/java/cli/Manager.java b/src/main/java/cli/Manager.java
index 2398f3bcea15af9faa533dcc48eb8606a8136807..49043832268d56f562007ce6e195280c94ad3aa7 100644 (file)
--- a/src/main/java/cli/Manager.java
+++ b/src/main/java/cli/Manager.java
@@ -18,10 +18,7 @@ package cli;
 
 import org.apache.commons.io.IOUtils;
 import org.json.JSONObject;
-import org.whispersystems.libaxolotl.IdentityKeyPair;
-import org.whispersystems.libaxolotl.InvalidKeyException;
-import org.whispersystems.libaxolotl.InvalidKeyIdException;
-import org.whispersystems.libaxolotl.InvalidVersionException;
+import org.whispersystems.libaxolotl.*;
 import org.whispersystems.libaxolotl.ecc.Curve;
 import org.whispersystems.libaxolotl.ecc.ECKeyPair;
 import org.whispersystems.libaxolotl.state.PreKeyRecord;
@@ -34,10 +31,13 @@ import org.whispersystems.textsecure.api.TextSecureMessagePipe;
 import org.whispersystems.textsecure.api.TextSecureMessageReceiver;
 import org.whispersystems.textsecure.api.TextSecureMessageSender;
 import org.whispersystems.textsecure.api.crypto.TextSecureCipher;
+import org.whispersystems.textsecure.api.messages.TextSecureAttachmentPointer;
 import org.whispersystems.textsecure.api.messages.TextSecureContent;
+import org.whispersystems.textsecure.api.messages.TextSecureDataMessage;
 import org.whispersystems.textsecure.api.messages.TextSecureEnvelope;
 import org.whispersystems.textsecure.api.push.TextSecureAddress;
 import org.whispersystems.textsecure.api.push.TrustStore;
+import org.whispersystems.textsecure.api.push.exceptions.EncapsulatedExceptions;
 import org.whispersystems.textsecure.api.util.InvalidNumberException;
 import org.whispersystems.textsecure.api.util.PhoneNumberFormatter;
 
@@ -52,6 +52,8 @@ public class Manager {
     private final static TrustStore TRUST_STORE = new WhisperTrustStore();
 
     private final static String settingsPath = System.getProperty("user.home") + "/.config/textsecure";
+    private final static String dataPath = settingsPath + "/data";
+    private final static String attachmentsPath = settingsPath + "/attachments";
 
     private String username;
     private String password;
@@ -68,10 +70,9 @@ public class Manager {
         this.username = username;
     }
 
-    private String getFileName() {
-        String path = settingsPath + "/data";
-        new File(path).mkdirs();
-        return path + "/" + username;
+    public String getFileName() {
+        new File(dataPath).mkdirs();
+        return dataPath + "/" + username;
     }
 
     public boolean userExists() {
@@ -218,9 +219,11 @@ public class Manager {
         accountManager.setPreKeys(axolotlStore.getIdentityKeyPair().getPublicKey(), lastResortKey, signedPreKeyRecord, oneTimePreKeys);
     }
 
-    public TextSecureMessageSender getMessageSender() {
-        return new TextSecureMessageSender(URL, TRUST_STORE, username, password,
+    public void sendMessage(List<TextSecureAddress> recipients, TextSecureDataMessage message)
+            throws IOException, EncapsulatedExceptions {
+        TextSecureMessageSender messageSender = new TextSecureMessageSender(URL, TRUST_STORE, username, password,
                 axolotlStore, Optional.<TextSecureMessageSender.EventListener>absent());
+        messageSender.sendMessage(recipients, message);
     }
 
     public TextSecureContent decryptMessage(TextSecureEnvelope envelope) {
@@ -243,7 +246,7 @@ public class Manager {
     }
 
     public void receiveMessages(int timeoutSeconds, boolean returnOnTimeout, ReceiveMessageHandler handler) throws IOException {
-        TextSecureMessageReceiver messageReceiver = new TextSecureMessageReceiver(URL, TRUST_STORE, username, password, signalingKey);
+        final TextSecureMessageReceiver messageReceiver = new TextSecureMessageReceiver(URL, TRUST_STORE, username, password, signalingKey);
         TextSecureMessagePipe messagePipe = null;
 
         try {
@@ -268,6 +271,35 @@ public class Manager {
         }
     }
 
+    public File retrieveAttachment(TextSecureAttachmentPointer pointer) throws IOException, InvalidMessageException {
+        final TextSecureMessageReceiver messageReceiver = new TextSecureMessageReceiver(URL, TRUST_STORE, username, password, signalingKey);
+
+        File tmpFile = File.createTempFile("ts_attach_" + pointer.getId(), ".tmp");
+        InputStream input = messageReceiver.retrieveAttachment(pointer, tmpFile);
+
+        new File(attachmentsPath).mkdirs();
+        File outputFile = new File(attachmentsPath + "/" + pointer.getId());
+        OutputStream output = null;
+        try {
+            output = new FileOutputStream(outputFile);
+            byte[] buffer = new byte[4096];
+            int read;
+
+            while ((read = input.read(buffer)) != -1) {
+                output.write(buffer, 0, read);
+            }
+        } catch (FileNotFoundException e) {
+            e.printStackTrace();
+            return null;
+        } finally {
+            if (output != null) {
+                output.close();
+            }
+            tmpFile.delete();
+        }
+        return outputFile;
+    }
+
     public String canonicalizeNumber(String number) throws InvalidNumberException {
         String localNumber = username;
         return PhoneNumberFormatter.formatNumber(number, localNumber);