QR and Verification feature (#529)

* Automated update of relay data - Sun Sep 21 06:21:05 UTC 2025 * Automated update of relay data - Sun Sep 28 06:20:40 UTC 2025 * refactor: new close button like ios(but not liquid glass) * Automated update of relay data - Sun Oct 5 06:20:09 UTC 2025 * Automated update of relay data - Sun Oct 12 06:20:12 UTC 2025 * Automated update of relay data - Sun Oct 19 06:21:51 UTC 2025 * Automated update of relay data - Sun Oct 26 06:21:31 UTC 2025 * Automated update of relay data - Sun Nov 2 06:22:16 UTC 2025 * Automated update of relay data - Sun Nov 9 06:21:43 UTC 2025 * Automated update of relay data - Sun Nov 16 06:22:37 UTC 2025 * Automated update of relay data - Sun Nov 23 06:22:51 UTC 2025 * Automated update of relay data - Sun Nov 30 06:24:08 UTC 2025 * Automated update of relay data - Sun Dec 7 06:22:59 UTC 2025 * Automated update of relay data - Sun Dec 14 06:24:33 UTC 2025 * Automated update of relay data - Sun Dec 21 06:24:49 UTC 2025 * Automated update of relay data - Sun Dec 28 06:25:38 UTC 2025 * feat: Add ZXing dependency for QR code scanning * feat: Request camera permission for QR verification * Add QR verification payloads and mesh wiring * Wire verification state, system messages, and notifications * Add verification sheets and UI affordances * Show verified badges in sidebar and add strings * Persist fingerprint caches for offline verification * Handle bitchat://verify deep links * feat: Replace zxing-android-embedded with ML Kit and CameraX * Refactor(Verification): Replace zxing with MLKit for QR scanning * Replace `AndroidView` with `CameraXViewfinder` for camera preview * Refactor QR verification: Extract VerificationHandler and fix concurrency issues * Extract and translate strings for QR verification feature * Fix build errors: Escape ampersands in strings and restore missing methods in ChatViewModel * return to main * return to main 2 --------- Co-authored-by: GitHub Action <action@github.com> Co-authored-by: callebtc <93376500+callebtc@users.noreply.github.com>
2026-07-25 01:45:22 +00:00 · 2026-01-04 16:29:07 +07:00
parent d73976537d
commit c663e8ede0
56 changed files with 3421 additions and 58 deletions
@@ -7,12 +7,15 @@ import com.bitchat.android.model.BitchatMessage
 import com.bitchat.android.protocol.MessagePadding
 import com.bitchat.android.model.RoutedPacket
 import com.bitchat.android.model.IdentityAnnouncement
+import com.bitchat.android.model.NoisePayload
+import com.bitchat.android.model.NoisePayloadType
 import com.bitchat.android.protocol.BitchatPacket
 import com.bitchat.android.protocol.MessageType
 import com.bitchat.android.protocol.SpecialRecipients
 import com.bitchat.android.model.RequestSyncPacket
 import com.bitchat.android.sync.GossipSyncManager
 import com.bitchat.android.util.toHexString
+import com.bitchat.android.services.VerificationService
 import kotlinx.coroutines.*
 import java.util.*
 import kotlin.math.sign
@@ -72,6 +75,7 @@ class BluetoothMeshService(private val context: Context) {
    
    init {
        Log.i(TAG, "Initializing BluetoothMeshService for peer=$myPeerID")
+        VerificationService.configure(encryptionService)
        setupDelegates()
        messageHandler.packetProcessor = packetProcessor
        //startPeriodicDebugLogging()
@@ -414,6 +418,14 @@ class BluetoothMeshService(private val context: Context) {
            override fun onReadReceiptReceived(messageID: String, peerID: String) {
                delegate?.didReceiveReadReceipt(messageID, peerID)
            }
+
+            override fun onVerifyChallengeReceived(peerID: String, payload: ByteArray, timestampMs: Long) {
+                delegate?.didReceiveVerifyChallenge(peerID, payload, timestampMs)
+            }
+
+            override fun onVerifyResponseReceived(peerID: String, payload: ByteArray, timestampMs: Long) {
+                delegate?.didReceiveVerifyResponse(peerID, payload, timestampMs)
+            }
        }
        
        // PacketProcessor delegates
@@ -939,6 +951,50 @@ class BluetoothMeshService(private val context: Context) {
            }
        }
    }
+
+    // MARK: QR Verification over Noise
+
+    fun sendVerifyChallenge(peerID: String, noiseKeyHex: String, nonceA: ByteArray) {
+        val tlv = VerificationService.buildVerifyChallenge(noiseKeyHex, nonceA)
+        val payload = NoisePayload(
+            type = NoisePayloadType.VERIFY_CHALLENGE,
+            data = tlv
+        )
+        sendNoisePayloadToPeer(payload, peerID, "verify challenge")
+    }
+
+    fun sendVerifyResponse(peerID: String, noiseKeyHex: String, nonceA: ByteArray) {
+        val tlv = VerificationService.buildVerifyResponse(noiseKeyHex, nonceA) ?: return
+        val payload = NoisePayload(
+            type = NoisePayloadType.VERIFY_RESPONSE,
+            data = tlv
+        )
+        sendNoisePayloadToPeer(payload, peerID, "verify response")
+    }
+
+    private fun sendNoisePayloadToPeer(payload: NoisePayload, recipientPeerID: String, label: String) {
+        serviceScope.launch {
+            try {
+                val encrypted = encryptionService.encrypt(payload.encode(), recipientPeerID)
+                val packet = BitchatPacket(
+                    version = 1u,
+                    type = MessageType.NOISE_ENCRYPTED.value,
+                    senderID = hexStringToByteArray(myPeerID),
+                    recipientID = hexStringToByteArray(recipientPeerID),
+                    timestamp = System.currentTimeMillis().toULong(),
+                    payload = encrypted,
+                    signature = null,
+                    ttl = com.bitchat.android.util.AppConstants.MESSAGE_TTL_HOPS
+                )
+
+                val signedPacket = signPacketBeforeBroadcast(packet)
+                connectionManager.broadcastPacket(RoutedPacket(signedPacket))
+                Log.d(TAG, "📤 Sent $label to $recipientPeerID (${payload.data.size} bytes)")
+            } catch (e: Exception) {
+                Log.e(TAG, "Failed to send $label to $recipientPeerID: ${e.message}")
+            }
+        }
+    }
    
    /**
     * Send broadcast announce with TLV-encoded identity announcement - exactly like iOS
@@ -1127,6 +1183,10 @@ class BluetoothMeshService(private val context: Context) {
    fun getIdentityFingerprint(): String {
        return encryptionService.getIdentityFingerprint()
    }
+
+    fun getStaticNoisePublicKey(): ByteArray? {
+        return encryptionService.getStaticPublicKey()
+    }
    
    /**
     * Check if encryption icon should be shown for a peer
@@ -1283,6 +1343,8 @@ interface BluetoothMeshDelegate {
    fun didReceiveChannelLeave(channel: String, fromPeer: String)
    fun didReceiveDeliveryAck(messageID: String, recipientPeerID: String)
    fun didReceiveReadReceipt(messageID: String, recipientPeerID: String)
+    fun didReceiveVerifyChallenge(peerID: String, payload: ByteArray, timestampMs: Long)
+    fun didReceiveVerifyResponse(peerID: String, payload: ByteArray, timestampMs: Long)
    fun decryptChannelMessage(encryptedContent: ByteArray, channel: String): String?
    fun getNickname(): String?
    fun isFavorite(peerID: String): Boolean