X-Git-Url: https://git.nmode.ca/signal-cli/blobdiff_plain/425626ef9475cbc90ef8ada95dee172389baf521..00339b1abede407251c4b4f63c2cb7fefcf9b5e2:/src/main/java/org/asamk/signal/manager/Manager.java

diff --git a/src/main/java/org/asamk/signal/manager/Manager.java b/src/main/java/org/asamk/signal/manager/Manager.java
index 7ad7b888..9a6afe70 100644
--- a/src/main/java/org/asamk/signal/manager/Manager.java
+++ b/src/main/java/org/asamk/signal/manager/Manager.java
@@ -383,6 +383,24 @@ public class Manager implements Closeable {
         return account.isRegistered();
     }
 
+    /**
+     * This is used for checking a set of phone numbers for registration on Signal
+     *
+     * @param numbers The set of phone number in question
+     * @return A map of numbers to booleans. True if registered, false otherwise. Should never be null
+     * @throws IOException if its unable to check if the users are registered
+     */
+    public Map<String, Boolean> areUsersRegistered(Set<String> numbers) throws IOException {
+        // Note "contactDetails" has no optionals. It only gives us info on users who are registered
+        List<ContactTokenDetails> contactDetails = this.accountManager.getContacts(numbers);
+
+        Set<String> registeredUsers = contactDetails.stream()
+                .map(ContactTokenDetails::getNumber)
+                .collect(Collectors.toSet());
+
+        return numbers.stream().collect(Collectors.toMap(x -> x, registeredUsers::contains));
+    }
+
     public void register(boolean voiceVerification, String captcha) throws IOException {
         account.setPassword(KeyUtils.createPassword());
 
@@ -502,8 +520,7 @@ public class Manager implements Closeable {
     }
 
     public void verifyAccount(
-            String verificationCode,
-            String pin
+            String verificationCode, String pin
     ) throws IOException, KeyBackupSystemNoDataException, KeyBackupServicePinException {
         verificationCode = verificationCode.replace("-", "");
         account.setSignalingKey(KeyUtils.createSignalingKey());