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Updated on 2026-08-14

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Tangem 2023-11-03 14:11:21 +02:00
parent 5fafcc65d4
commit 7bf535ffb6
2 changed files with 29 additions and 12 deletions
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39
app/src/main/java/com/tangem/tap/features/send/redux/middlewares/AddressValidator.kt
View file

@ -13,26 +13,40 @@ internal class AddressValidator {
suspend fun validateAddress(walletManager: WalletManager, address: String): AddressVerifyAction.Error? {
val blockchain = walletManager.wallet.blockchain
val wallet = walletManager.wallet
val regex = Regex("^[a-z0-9-_]+$")
return if ((blockchain == Blockchain.Near || blockchain == Blockchain.NearTestnet) &&
address.length != NEAR_IMPLICIT_ADDRESS_LENGTH && regex.matches(address)
) {
validateNearNamedAddress(walletManager, address)
return if (blockchain.isNear()) {
validateNearAddress(walletManager, address)
} else {
validateAddress(wallet, address)
}
}
private suspend fun validateNearNamedAddress(
private suspend fun validateNearAddress(
walletManager: WalletManager,
address: String,
): AddressVerifyAction.Error? {
val result = (walletManager as? NearWalletManager)?.getAccount(address)
return if (result is Result.Success && result.data is NearAccount.Full) {
null
} else {
AddressVerifyAction.Error.ADDRESS_INVALID_OR_UNSUPPORTED_BY_BLOCKCHAIN
// implicit address validation
if (address.length == NEAR_IMPLICIT_ADDRESS_LENGTH && hexRegex.matches(address)) {
return validateAddress(walletManager.wallet, address)
}
// named address validation
if (address.length in NEAR_MIN_ADDRESS_LENGTH until NEAR_IMPLICIT_ADDRESS_LENGTH &&
nearAddressRegex.matches(address)
) {
val result = (walletManager as? NearWalletManager)?.getAccount(address)
return if (result is Result.Success && result.data is NearAccount.Full) {
null
} else {
AddressVerifyAction.Error.ADDRESS_INVALID_OR_UNSUPPORTED_BY_BLOCKCHAIN
}
}
return AddressVerifyAction.Error.ADDRESS_INVALID_OR_UNSUPPORTED_BY_BLOCKCHAIN
}
private fun Blockchain.isNear(): Boolean {
return this == Blockchain.Near || this == Blockchain.NearTestnet
}
private fun validateAddress(wallet: Wallet, address: String): AddressVerifyAction.Error? {
@ -48,6 +62,9 @@ internal class AddressValidator {
}
companion object {
private const val NEAR_MIN_ADDRESS_LENGTH = 2
private const val NEAR_IMPLICIT_ADDRESS_LENGTH = 64
private val hexRegex = Regex("^[0-9a-f]+$")
private val nearAddressRegex = Regex("^(([a-z\\d]+[\\-_])*[a-z\\d]+\\.)*([a-z\\d]+[\\-_])*[a-z\\d]+\$")
}
}

2
gradle/dependencies.toml
View file

@ -81,7 +81,7 @@ spr-client = "3.6.2"
# endregion Other libraries
# region Tangem
tangemBlockchainSdk = "release-app_5.0-376"
tangemBlockchainSdk = "release-app_5.0-378"
#tangemBlockchainSdk = "0.0.1" # Keep it! - used for local builds
tangemCardSdk = "release-app_5.0-309"
#tangemCardSdk = "0.0.1" # Keep it! - used for local builds