GiftedHacker/tangem-app-android-audited
1
0
Fork 0
Code Issues Pull requests Projects Releases 1 Packages Wiki Activity Actions

Updated on 2026-08-14

Browse source
This commit is contained in:
Tangem 2023-08-21 10:45:29 +03:00
parent e91c59c442
commit c7b11501e7
5 changed files with 151 additions and 59 deletions
Download patch file Download diff file Expand all files Collapse all files

2
app/src/main/java/com/tangem/tap/common/extensions/WalletManager.kt
View file

@ -82,7 +82,7 @@ fun WalletManager?.getAddressData(): WalletDataModel.AddressData? {
}
fun <T> WalletManager.Companion.stub(): T {
val wallet = Wallet(Blockchain.Unknown, setOf(), Wallet.PublicKey(byteArrayOf(), null, null), setOf())
val wallet = Wallet(Blockchain.Unknown, setOf(), Wallet.PublicKey(byteArrayOf(), null), setOf())
return object : WalletManager(wallet) {
override val currentHost: String = ""
override suspend fun update() {}

139
app/src/main/java/com/tangem/tap/domain/tasks/product/ScanProductTask.kt
View file

@ -1,5 +1,6 @@
package com.tangem.tap.domain.tasks.product
import com.tangem.blockchain.blockchains.cardano.CardanoUtils
import com.tangem.blockchain.common.Blockchain
import com.tangem.common.CompletionResult
import com.tangem.common.card.Card
@ -217,7 +218,8 @@ private class ScanWalletProcessor(
walletData = session.environment.walletData,
primaryCard = primaryCard,
)
val derivations = collectDerivations(card, config, scanResponse.derivationStyleProvider)
val derivations =
collectDerivations(card, config, scanResponse.derivationStyleProvider)
if (derivations.isEmpty() || !card.settings.isHDWalletAllowed) {
callback(CompletionResult.Success(scanResponse))
return@launch
@ -242,60 +244,101 @@ private class ScanWalletProcessor(
val userTokensRepository = userTokensRepository ?: return emptyList()
val blockchainsToDerive = userTokensRepository.loadBlockchainsToDerive(card)
.toMutableList()
.ifEmpty {
mutableListOf(
BlockchainNetwork(
blockchain = Blockchain.Bitcoin,
derivationStyleProvider = derivationStyleProvider,
),
BlockchainNetwork(
blockchain = Blockchain.Ethereum,
derivationStyleProvider = derivationStyleProvider,
),
)
}
.ifEmpty { getDefaultBlockchains(derivationStyleProvider) }
if (card.settings.isHDWalletAllowed) {
blockchainsToDerive.addAll(
listOf(
BlockchainNetwork(
blockchain = Blockchain.Ethereum,
derivationStyleProvider = derivationStyleProvider,
),
BlockchainNetwork(
blockchain = Blockchain.EthereumTestnet,
derivationStyleProvider = derivationStyleProvider,
),
),
)
blockchainsToDerive += getEthereumBlockchains(derivationStyleProvider)
}
if (additionalBlockchainsToDerive != null) {
blockchainsToDerive.addAll(
additionalBlockchainsToDerive.map {
BlockchainNetwork(
blockchain = it,
derivationStyleProvider = derivationStyleProvider,
)
},
)
additionalBlockchainsToDerive?.let {
blockchainsToDerive += getAdditionalBlockchainToDerive(derivationStyleProvider, it)
}
// we should generate second key for cardano
// because cardano address generation for wallet2 requires keys from 2 derivations
// https://developers.cardano.org/docs/get-started/cardano-serialization-lib/generating-keys/
val secondCardanoNetwork = blockchainsToDerive
.find { it.blockchain == Blockchain.Cardano }
?.let { getCardanoSecondNetwork(it) }
secondCardanoNetwork?.let { blockchainsToDerive.add(it) }
// pay attention to this
if (!card.useOldStyleDerivation) {
blockchainsToDerive.removeAll(
listOf(
Blockchain.BSC, Blockchain.BSCTestnet,
Blockchain.Polygon, Blockchain.PolygonTestnet,
Blockchain.RSK,
Blockchain.Fantom, Blockchain.FantomTestnet,
Blockchain.Avalanche, Blockchain.AvalancheTestnet,
).map {
BlockchainNetwork(
blockchain = it,
derivationStyleProvider = derivationStyleProvider,
)
},
removeUnnecessaryBlockchains(blockchainsToDerive, derivationStyleProvider)
}
return blockchainsToDerive.distinct()
}
private fun getDefaultBlockchains(
derivationStyleProvider: DerivationStyleProvider,
): MutableList<BlockchainNetwork> {
return mutableListOf(
BlockchainNetwork(
blockchain = Blockchain.Bitcoin,
derivationStyleProvider = derivationStyleProvider,
),
BlockchainNetwork(
blockchain = Blockchain.Ethereum,
derivationStyleProvider = derivationStyleProvider,
),
)
}
private fun getEthereumBlockchains(derivationStyleProvider: DerivationStyleProvider): List<BlockchainNetwork> {
return listOf(
BlockchainNetwork(
blockchain = Blockchain.Ethereum,
derivationStyleProvider = derivationStyleProvider,
),
BlockchainNetwork(
blockchain = Blockchain.EthereumTestnet,
derivationStyleProvider = derivationStyleProvider,
),
)
}
private fun getAdditionalBlockchainToDerive(
derivationStyleProvider: DerivationStyleProvider,
collection: Collection<Blockchain>,
): List<BlockchainNetwork> {
return collection.map {
BlockchainNetwork(
blockchain = it,
derivationStyleProvider = derivationStyleProvider,
)
}
return blockchainsToDerive.distinct()
}
private fun getCardanoSecondNetwork(cardanoBlockchainNetwork: BlockchainNetwork): BlockchainNetwork? {
val cardanoStandardDerivation = cardanoBlockchainNetwork.derivationPath?.let { DerivationPath(it) }
?: return null
val cardanoPatchedDerivation = CardanoUtils.extendedDerivationPath(cardanoStandardDerivation)
return BlockchainNetwork(
blockchain = Blockchain.Cardano,
derivationPath = cardanoPatchedDerivation.rawPath,
tokens = emptyList(),
)
}
private fun removeUnnecessaryBlockchains(
blockchainsToDerive: MutableList<BlockchainNetwork>,
derivationStyleProvider: DerivationStyleProvider,
) {
blockchainsToDerive.removeAll(
listOf(
Blockchain.BSC, Blockchain.BSCTestnet,
Blockchain.Polygon, Blockchain.PolygonTestnet,
Blockchain.RSK,
Blockchain.Fantom, Blockchain.FantomTestnet,
Blockchain.Avalanche, Blockchain.AvalancheTestnet,
).map {
BlockchainNetwork(
blockchain = it,
derivationStyleProvider = derivationStyleProvider,
)
},
)
}
private suspend fun collectDerivations(