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Updated on 2026-08-14

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This commit is contained in:
Tangem 2020-04-01 15:16:58 +00:00
commit ba194f6556
12 changed files with 180 additions and 280 deletions
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67
app/src/main/java/com/tangem/ui/fragment/VerifyCardFragment.kt
View file

@ -69,6 +69,11 @@ class VerifyCardFragment : BaseFragment(), NavigationResultListener, NfcAdapter.
super.onViewCreated(view, savedInstanceState)
updateViews()
val card = ctx.card
if (!card.allowSwapPIN() && !card.allowSwapPIN2() && card.forbidPurgeWallet()) {
fabMenu.hide()
}
// set listeners
fabMenu.setOnClickListener { showMenu(fabMenu) }
@ -278,11 +283,6 @@ class VerifyCardFragment : BaseFragment(), NavigationResultListener, NfcAdapter.
ivBlockchain.setImageResource(Blockchain.getLogoImageResource(ctx.card!!.blockchainID, ctx.card!!.tokenSymbol))
if (ctx.card!!.isReusable!!)
tvReusable.setText(R.string.details_reusable)
else
tvReusable.setText(R.string.details_one_off_card)
var s = ""
for (signingM in ctx.card!!.allowedSigningMethod) {
s += if (signingM == ctx.card!!.signingMethod) {
@ -328,44 +328,6 @@ class VerifyCardFragment : BaseFragment(), NavigationResultListener, NfcAdapter.
tvFirmware.text = ctx.card!!.firmwareVersion
var features = ""
features += if (ctx.card!!.allowSwapPIN()!! && ctx.card!!.allowSwapPIN2()!!) {
getString(R.string.details_both_pins_can_be_changed)
} else if (ctx.card!!.allowSwapPIN()!!) {
getString(R.string.details_pin1_can_be_changed)
} else if (ctx.card!!.allowSwapPIN2()!!) {
getString(R.string.details_pin2_can_be_changed)
} else {
getString(R.string.details_both_pins_fixed)
}
if (ctx.card!!.needCVC()!!)
features += getString(R.string.details_required_cvc)
if (ctx.card!!.supportDynamicNDEF()!!) {
features += getString(R.string.details_dynamic_ndef)
} else if (ctx.card!!.supportNDEF()!!)
features += getString(R.string.details_ndef)
if (ctx.card!!.supportBlock()!!)
features += getString(R.string.details_blockable)
if (ctx.card!!.supportLinkingTerminal()) {
features += getString(R.string.details_linking_card_supported)
llLinkedCard.visibility = View.VISIBLE
}
if (ctx.card!!.supportOnlyOneCommandAtTime())
features += getString(R.string.details_atomic_commmands)
if (features.endsWith("\n"))
features = features.substring(0, features.length - 1)
tvFeatures.text = features
val textIsLinked = if (ctx.card.terminalIsLinked) {
getString(R.string.details_linked_card_to_phone)
} else {
@ -373,25 +335,6 @@ class VerifyCardFragment : BaseFragment(), NavigationResultListener, NfcAdapter.
}
tvIsLinked.text = textIsLinked
if (ctx.card!!.useDefaultPIN1()) {
imgPIN.setImageResource(R.drawable.unlock_pin1)
imgPIN.setOnClickListener { Toast.makeText(context, R.string.details_protected_by_default_pin_1, Toast.LENGTH_LONG).show() }
} else {
imgPIN.setImageResource(R.drawable.lock_pin1)
imgPIN.setOnClickListener { Toast.makeText(context, R.string.details_protected_by_user_pin_1, Toast.LENGTH_LONG).show() }
}
if (ctx.card!!.pauseBeforePIN2 > 0 && (ctx.card!!.useDefaultPIN2()!! || !ctx.card!!.useSmartSecurityDelay())) {
imgPIN2orSecurityDelay.setImageResource(R.drawable.timer)
imgPIN2orSecurityDelay.setOnClickListener { Toast.makeText(context, String.format(getString(R.string.details_security_delay), ctx.card!!.pauseBeforePIN2 / 1000.0), Toast.LENGTH_LONG).show() }
} else if (ctx.card!!.useDefaultPIN2()!!) {
imgPIN2orSecurityDelay.setImageResource(R.drawable.unlock_pin2)
imgPIN2orSecurityDelay.setOnClickListener { Toast.makeText(context, R.string.details_protected_by_default_pin_2, Toast.LENGTH_LONG).show() }
} else {
imgPIN2orSecurityDelay.setImageResource(R.drawable.lock_pin2)
imgPIN2orSecurityDelay.setOnClickListener { Toast.makeText(context, R.string.details_protected_by_user_pin_2, Toast.LENGTH_LONG).show() }
}
if (ctx.card!!.useDevelopersFirmware()!!) {
imgDeveloperVersion.setImageResource(R.drawable.ic_developer_version)
imgDeveloperVersion.visibility = View.VISIBLE

75
app/src/main/res/layout/fr_verify_card.xml
View file

@ -159,32 +159,6 @@
</LinearLayout>
<LinearLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:orientation="horizontal">
<TextView
android:layout_width="@dimen/verify_card_left_col_width"
android:layout_height="wrap_content"
android:layout_marginStart="20dp"
android:fontFamily="@font/maax"
android:text="@string/details_is_card_reusable"
android:textSize="@dimen/text_size_1_small" />
<TextView
android:id="@+id/tvReusable"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:fontFamily="@font/maax"
android:textColor="@color/primary_dark"
android:textSize="@dimen/text_size_1_small"
android:textStyle="normal|bold"
tools:text="Reusable" />
</LinearLayout>
<LinearLayout
android:id="@+id/llLinkedCard"
android:layout_width="match_parent"
@ -288,32 +262,6 @@
</LinearLayout>
<LinearLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:gravity="center_vertical"
android:orientation="horizontal">
<TextView
android:layout_width="@dimen/verify_card_left_col_width"
android:layout_height="wrap_content"
android:layout_marginStart="20dp"
android:fontFamily="@font/maax"
android:text="@string/details_features"
android:textSize="@dimen/text_size_1_small" />
<TextView
android:id="@+id/tvFeatures"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:fontFamily="@font/maax"
android:textColor="@color/primary_dark"
android:textSize="@dimen/text_size_2_small"
android:textStyle="normal|bold"
tools:text="Allows change PIN1 and PIN2 \n Dynamic NDEF" />
</LinearLayout>
<View
android:id="@+id/view2"
android:layout_width="match_parent"
@ -584,34 +532,13 @@
app:layout_constraintLeft_toLeftOf="parent"
app:layout_constraintRight_toRightOf="parent">
<ImageView
android:id="@+id/imgPIN"
android:layout_width="24dp"
android:layout_height="24dp"
android:layout_alignParentStart="false"
android:layout_alignParentEnd="false"
android:layout_alignParentBottom="true"
android:layout_toStartOf="@+id/imgPIN2orSecurityDelay"
android:src="@drawable/unlock_pin1" />
<ImageView
android:id="@+id/imgPIN2orSecurityDelay"
android:layout_width="24dp"
android:layout_height="24dp"
android:layout_alignParentStart="false"
android:layout_alignParentEnd="true"
android:layout_alignParentBottom="true"
android:layout_marginStart="4dp"
android:layout_marginEnd="4dp"
android:src="@drawable/unlock_pin2" />
<ImageView
android:id="@+id/imgDeveloperVersion"
android:layout_width="24dp"
android:layout_height="24dp"
android:layout_alignParentStart="true"
android:layout_alignParentBottom="true"
android:layout_marginStart="4dp"
android:layout_marginStart="10dp"
android:src="@drawable/ic_developer_version" />
</RelativeLayout>

6
tangem-card-old/src/main/java/com/tangem/tangem_card/data/TangemCard.java
View file

@ -8,7 +8,6 @@ import com.tangem.tangem_card.reader.TLVList;
import com.tangem.tangem_card.util.Util;
import java.nio.charset.StandardCharsets;
import java.util.ArrayList;
import java.util.Date;
import java.util.EnumSet;
@ -359,6 +358,11 @@ public class TangemCard {
return (settingsMask & SettingsMask.AllowSwapPIN2) != 0;
}
public Boolean forbidPurgeWallet() {
if (settingsMask == null) return null;
return (settingsMask & SettingsMask.ForbidPurgeWallet) != 0;
}
public Boolean needCVC() {
if (settingsMask == null) return null;
return (settingsMask & SettingsMask.UseCVC) != 0;

6
tangem-core/src/main/java/com/tangem/CardManager.kt
View file

@ -1,11 +1,11 @@
package com.tangem
import com.tangem.commands.*
import com.tangem.commands.personalization.CardConfig
import com.tangem.commands.personalization.DepersonalizeCommand
import com.tangem.commands.personalization.DepersonalizeResponse
import com.tangem.commands.personalization.PersonalizeCommand
import com.tangem.commands.personalization.entities.Acquirer
import com.tangem.commands.personalization.entities.CardConfig
import com.tangem.commands.personalization.entities.Issuer
import com.tangem.commands.personalization.entities.Manufacturer
import com.tangem.common.CardEnvironment
@ -263,17 +263,15 @@ class CardManager(
* During this procedure all data exchange is encrypted.
* @param config is a configuration file with all the card settings that are written on the card
* during personalization.
* @param cardId this parameter will set up CID, Unique Tangem card ID.
* @param issuer Issuer is a third-party team or company wishing to use Tangem cards.
* @param manufacturer Tangem Card Manufacturer.
* @param acquirer Acquirer is a trusted third-party company that operates proprietary
* (non-EMV) POS terminal infrastructure and transaction processing back-end.
*/
fun personalize(config: CardConfig,
cardId: String,
issuer: Issuer, manufacturer: Manufacturer, acquirer: Acquirer? = null,
callback: (result: TaskEvent<Card>) -> Unit) {
val personalizationCommand = PersonalizeCommand(config, cardId, issuer, manufacturer, acquirer)
val personalizationCommand = PersonalizeCommand(config, issuer, manufacturer, acquirer)
val task = SingleCommandTask(personalizationCommand)
task.performPreflightRead = false
runTask(task, callback = callback)

3
tangem-core/src/main/java/com/tangem/commands/ReadUserDataCommand.kt
View file

@ -9,9 +9,6 @@ import com.tangem.common.tlv.TlvMapper
import com.tangem.common.tlv.TlvTag
import com.tangem.tasks.TaskError
/**
[REDACTED_AUTHOR]
*/
class ReadUserDataResponse(
/**
* CID, Unique Tangem card ID number.

4
tangem-core/src/main/java/com/tangem/commands/WriteUserDataCommand.kt
View file

@ -9,10 +9,6 @@ import com.tangem.common.tlv.TlvMapper
import com.tangem.common.tlv.TlvTag
import com.tangem.tasks.TaskError
/**
[REDACTED_AUTHOR]
*/
class WriteUserDataResponse(
/**
* CID, Unique Tangem card ID number.

112
tangem-core/src/main/java/com/tangem/commands/personalization/CardConfig.kt
View file

@ -1,112 +0,0 @@
package com.tangem.commands.personalization
import com.tangem.commands.*
data class NdefRecord(
val type: Type,
val value: String
) {
enum class Type {
URI, AAR, TEXT
}
val valueInBytes: ByteArray by lazy { value.toByteArray() }
}
/**
* It is a configuration file with all the card settings that are written on the card
* during [PersonalizeCommand].
*/
data class CardConfig(
val issuerName: String? = null,
val acquirerName: String? = null,
val series: String? = null,
val startNumber: Long = 0,
val count: Int = 0,
val pin: String,
val pin2: String,
val pin3: String,
val hexCrExKey: String?,
val cvc: String,
val pauseBeforePin2: Int,
val smartSecurityDelay: Boolean,
val curveID: EllipticCurve,
val signingMethod: SigningMethod,
val maxSignatures: Int,
val isReusable: Boolean,
val allowSwapPin: Boolean,
val allowSwapPin2: Boolean,
val useActivation: Boolean,
val useCvc: Boolean,
val useNdef: Boolean,
val useDynamicNdef: Boolean,
val useOneCommandAtTime: Boolean,
val useBlock: Boolean,
val allowSelectBlockchain: Boolean,
val forbidPurgeWallet: Boolean,
val protocolAllowUnencrypted: Boolean,
val protocolAllowStaticEncryption: Boolean,
val protectIssuerDataAgainstReplay: Boolean,
val forbidDefaultPin: Boolean,
val disablePrecomputedNdef: Boolean,
val skipSecurityDelayIfValidatedByIssuer: Boolean,
val skipCheckPIN2andCVCIfValidatedByIssuer: Boolean,
val skipSecurityDelayIfValidatedByLinkedTerminal: Boolean,
val restrictOverwriteIssuerDataEx: Boolean,
val requireTerminalTxSignature: Boolean,
val requireTerminalCertSignature: Boolean,
val checkPin3onCard: Boolean,
val createWallet: Boolean,
val cardData: CardData,
val ndefRecords: List<NdefRecord>
) {
fun getSettingsMask(): SettingsMask {
val builder = SettingsMaskBuilder()
if (allowSwapPin) builder.add(Settings.AllowSwapPIN)
if (allowSwapPin2) builder.add(Settings.AllowSwapPIN2)
if (useCvc) builder.add(Settings.UseCVC)
if (isReusable) builder.add(Settings.IsReusable)
if (useOneCommandAtTime) builder.add(Settings.UseOneCommandAtTime)
if (useNdef) builder.add(Settings.UseNdef)
if (useDynamicNdef) builder.add(Settings.UseDynamicNdef)
if (disablePrecomputedNdef) builder.add(Settings.DisablePrecomputedNdef)
if (protocolAllowUnencrypted) builder.add(Settings.ProtocolAllowUnencrypted)
if (protocolAllowStaticEncryption) builder.add(Settings.ProtocolAllowStaticEncryption)
if (forbidDefaultPin) builder.add(Settings.ForbidDefaultPIN)
if (useActivation) builder.add(Settings.UseActivation)
if (useBlock) builder.add(Settings.UseBlock)
if (smartSecurityDelay) builder.add(Settings.SmartSecurityDelay)
if (protectIssuerDataAgainstReplay) builder.add(Settings.ProtectIssuerDataAgainstReplay)
if (forbidPurgeWallet) builder.add(Settings.ForbidPurgeWallet)
if (allowSelectBlockchain) builder.add(Settings.AllowSelectBlockchain)
if (skipCheckPIN2andCVCIfValidatedByIssuer) builder.add(Settings.SkipCheckPin2andCvcIfValidatedByIssuer)
if (skipSecurityDelayIfValidatedByIssuer) builder.add(Settings.SkipSecurityDelayIfValidatedByIssuer)
if (skipSecurityDelayIfValidatedByLinkedTerminal) builder.add(Settings.SkipSecurityDelayIfValidatedByLinkedTerminal)
if (restrictOverwriteIssuerDataEx) builder.add(Settings.RestrictOverwriteIssuerDataEx)
if (requireTerminalTxSignature) builder.add(Settings.RequireTermTxSignature)
if (requireTerminalCertSignature) builder.add(Settings.RequireTermCertSignature)
if (checkPin3onCard) builder.add(Settings.CheckPIN3onCard)
return builder.build()
}
companion object
}

1
tangem-core/src/main/java/com/tangem/commands/personalization/NdefEncoder.kt
View file

@ -1,5 +1,6 @@
package com.tangem.commands.personalization
import com.tangem.commands.personalization.entities.NdefRecord
import java.io.ByteArrayOutputStream
import java.nio.charset.StandardCharsets

31
tangem-core/src/main/java/com/tangem/commands/personalization/PersonalizeCommand.kt
View file

@ -3,9 +3,7 @@ package com.tangem.commands.personalization
import com.tangem.commands.Card
import com.tangem.commands.CardData
import com.tangem.commands.CommandSerializer
import com.tangem.commands.personalization.entities.Acquirer
import com.tangem.commands.personalization.entities.Issuer
import com.tangem.commands.personalization.entities.Manufacturer
import com.tangem.commands.personalization.entities.*
import com.tangem.common.CardEnvironment
import com.tangem.common.apdu.CommandApdu
import com.tangem.common.apdu.Instruction
@ -27,14 +25,13 @@ import com.tangem.tasks.TaskError
* During this procedure all data exchange is encrypted.
* @property config is a configuration file with all the card settings that are written on the card
* during personalization.
* @property cardId this parameter will set up CID, Unique Tangem card ID.
* @property issuer Issuer is a third-party team or company wishing to use Tangem cards.
* @property manufacturer Tangem Card Manufacturer.
* @property acquirer Acquirer is a trusted third-party company that operates proprietary
* (non-EMV) POS terminal infrastructure and transaction processing back-end.
*/
class PersonalizeCommand(
private val config: CardConfig, private val cardId: String,
private val config: CardConfig,
private val issuer: Issuer, private val manufacturer: Manufacturer,
private val acquirer: Acquirer? = null
) : CommandSerializer<Card>() {
@ -42,8 +39,7 @@ class PersonalizeCommand(
override fun serialize(cardEnvironment: CardEnvironment): CommandApdu {
return CommandApdu(
Instruction.Personalize,
serializePersonalizationData(
cardId, config),
serializePersonalizationData(config),
encryptionKey = devPersonalizationKey
)
}
@ -104,17 +100,19 @@ class PersonalizeCommand(
)
}
private fun serializePersonalizationData(cardId: String, config: CardConfig): ByteArray {
private fun serializePersonalizationData(config: CardConfig): ByteArray {
val cardId = config.createCardId() ?: throw TaskError.SerializeCommandError()
val tlvBuilder = TlvBuilder()
tlvBuilder.append(TlvTag.CardId, cardId)
tlvBuilder.append(TlvTag.CurveId, config.curveID)
tlvBuilder.append(TlvTag.MaxSignatures, config.maxSignatures)
tlvBuilder.append(TlvTag.SigningMethod, config.signingMethod)
tlvBuilder.append(TlvTag.SettingsMask, config.getSettingsMask())
tlvBuilder.append(TlvTag.SettingsMask, config.createSettingsMask())
tlvBuilder.append(TlvTag.PauseBeforePin2, config.pauseBeforePin2 / 10)
tlvBuilder.append(TlvTag.Cvc, config.cvc.toByteArray())
if (!config.ndefRecords.isNullOrEmpty()) tlvBuilder.append(TlvTag.NdefData, serializeNdef(config.ndefRecords))
if (!config.ndefRecords.isNullOrEmpty())
tlvBuilder.append(TlvTag.NdefData, serializeNdef(config))
tlvBuilder.append(TlvTag.CreateWalletAtPersonalize, config.createWallet)
@ -131,15 +129,16 @@ class PersonalizeCommand(
return tlvBuilder.serialize()
}
private fun serializeNdef(config: CardConfig): ByteArray {
return NdefEncoder(config.ndefRecords, config.useDynamicNdef).encode()
}
private fun serializeCardData(cardId: String, cardData: CardData): ByteArray {
val tlvBuilder = TlvBuilder()
tlvBuilder.append(TlvTag.Batch, cardData.batchId)
tlvBuilder.append(TlvTag.ProductMask, cardData.productMask)
tlvBuilder.append(TlvTag.ManufactureDateTime, cardData.manufactureDateTime)
tlvBuilder.append(TlvTag.IssuerId, issuer.id)
tlvBuilder.append(TlvTag.BlockchainId, cardData.blockchainName)
if (cardData.tokenSymbol != null) {
@ -154,10 +153,6 @@ class PersonalizeCommand(
return tlvBuilder.serialize()
}
private fun serializeNdef(ndefRecords: List<NdefRecord>): ByteArray {
return NdefEncoder(ndefRecords, config.useDynamicNdef).encode()
}
companion object {
val devPersonalizationKey = "1234".calculateSha256().copyOf(32)
}

70
tangem-core/src/main/java/com/tangem/commands/personalization/entities/CardConfig.kt Normal file
View file

@ -0,0 +1,70 @@
package com.tangem.commands.personalization.entities
import com.tangem.commands.CardData
import com.tangem.commands.EllipticCurve
import com.tangem.commands.SigningMethod
data class NdefRecord(
val type: Type,
val value: String
) {
enum class Type {
URI, AAR, TEXT
}
val valueInBytes: ByteArray by lazy { value.toByteArray() }
}
/**
* It is a configuration file with all the card settings that are written on the card
* during [PersonalizeCommand].
*/
data class CardConfig(
val issuerName: String? = null,
val acquirerName: String? = null,
val series: String? = null,
val startNumber: Long = 0,
val count: Int = 0,
val pin: String,
val pin2: String,
val pin3: String,
val hexCrExKey: String?,
val cvc: String,
val pauseBeforePin2: Int,
val smartSecurityDelay: Boolean,
val curveID: EllipticCurve,
val signingMethod: SigningMethod,
val maxSignatures: Int,
val isReusable: Boolean,
val allowSwapPin: Boolean,
val allowSwapPin2: Boolean,
val useActivation: Boolean,
val useCvc: Boolean,
val useNdef: Boolean,
val useDynamicNdef: Boolean,
val useOneCommandAtTime: Boolean,
val useBlock: Boolean,
val allowSelectBlockchain: Boolean,
val forbidPurgeWallet: Boolean,
val protocolAllowUnencrypted: Boolean,
val protocolAllowStaticEncryption: Boolean,
val protectIssuerDataAgainstReplay: Boolean,
val forbidDefaultPin: Boolean,
val disablePrecomputedNdef: Boolean,
val skipSecurityDelayIfValidatedByIssuer: Boolean,
val skipCheckPIN2andCVCIfValidatedByIssuer: Boolean,
val skipSecurityDelayIfValidatedByLinkedTerminal: Boolean,
val restrictOverwriteIssuerDataEx: Boolean,
val requireTerminalTxSignature: Boolean,
val requireTerminalCertSignature: Boolean,
val checkPin3onCard: Boolean,
val createWallet: Boolean,
val cardData: CardData,
val ndefRecords: List<NdefRecord>
) {
companion object
}

81
tangem-core/src/main/java/com/tangem/commands/personalization/entities/CardConfigExtensions.kt Normal file
View file

@ -0,0 +1,81 @@
package com.tangem.commands.personalization.entities
import com.tangem.commands.Settings
import com.tangem.commands.SettingsMask
import com.tangem.commands.SettingsMaskBuilder
internal fun CardConfig.createSettingsMask(): SettingsMask {
val builder = SettingsMaskBuilder()
if (allowSwapPin) builder.add(Settings.AllowSwapPIN)
if (allowSwapPin2) builder.add(Settings.AllowSwapPIN2)
if (useCvc) builder.add(Settings.UseCVC)
if (isReusable) builder.add(Settings.IsReusable)
if (useOneCommandAtTime) builder.add(Settings.UseOneCommandAtTime)
if (useNdef) builder.add(Settings.UseNdef)
if (useDynamicNdef) builder.add(Settings.UseDynamicNdef)
if (disablePrecomputedNdef) builder.add(Settings.DisablePrecomputedNdef)
if (protocolAllowUnencrypted) builder.add(Settings.ProtocolAllowUnencrypted)
if (protocolAllowStaticEncryption) builder.add(Settings.ProtocolAllowStaticEncryption)
if (forbidDefaultPin) builder.add(Settings.ForbidDefaultPIN)
if (useActivation) builder.add(Settings.UseActivation)
if (useBlock) builder.add(Settings.UseBlock)
if (smartSecurityDelay) builder.add(Settings.SmartSecurityDelay)
if (protectIssuerDataAgainstReplay) builder.add(Settings.ProtectIssuerDataAgainstReplay)
if (forbidPurgeWallet) builder.add(Settings.ForbidPurgeWallet)
if (allowSelectBlockchain) builder.add(Settings.AllowSelectBlockchain)
if (skipCheckPIN2andCVCIfValidatedByIssuer) builder.add(Settings.SkipCheckPin2andCvcIfValidatedByIssuer)
if (skipSecurityDelayIfValidatedByIssuer) builder.add(Settings.SkipSecurityDelayIfValidatedByIssuer)
if (skipSecurityDelayIfValidatedByLinkedTerminal) builder.add(Settings.SkipSecurityDelayIfValidatedByLinkedTerminal)
if (restrictOverwriteIssuerDataEx) builder.add(Settings.RestrictOverwriteIssuerDataEx)
if (requireTerminalTxSignature) builder.add(Settings.RequireTermTxSignature)
if (requireTerminalCertSignature) builder.add(Settings.RequireTermCertSignature)
if (checkPin3onCard) builder.add(Settings.CheckPIN3onCard)
return builder.build()
}
internal fun CardConfig.createCardId(): String? {
if (series == null) return null
if (startNumber <= 0 || (series.length != 2 && series.length != 4)) return null
val Alf = "ABCDEF0123456789"
fun checkSeries(series: String): Boolean {
val containsList = series.filter { Alf.contains(it) }
return containsList.length == series.length
}
if (!checkSeries(series)) return null
val tail = if (series.length == 2) String.format("%013d", startNumber) else String.format("%011d", startNumber)
var cardId = (series + tail).replace(" ", "")
if (cardId.length != 15 || Alf.indexOf(cardId[0]) == -1 || Alf.indexOf(cardId[1]) == -1)
return null
cardId += "0"
val length = cardId.length
var sum = 0
for (i in 0 until length) {
// get digits in reverse order
var digit: Int
val cDigit = cardId[length - i - 1]
digit = if (cDigit in '0'..'9') cDigit - '0' else cDigit - 'A'
// every 2nd number multiply with 2
if (i % 2 == 1) digit *= 2
sum += if (digit > 9) digit - 9 else digit
}
val lunh = (10 - sum % 10) % 10
return cardId.substring(0, 15) + String.format("%d", lunh)
}

4
tangem-demo/src/main/java/com/tangem/tangemtest/extensions/CardConfig.kt
View file

@ -3,8 +3,8 @@ package com.tangem.tangemtest.extensions
import android.app.Application
import android.content.Context
import com.tangem.commands.*
import com.tangem.commands.personalization.CardConfig
import com.tangem.commands.personalization.NdefRecord
import com.tangem.commands.personalization.entities.CardConfig
import com.tangem.commands.personalization.entities.NdefRecord
import java.util.*
fun CardConfig.Companion.init(application: Application): CardConfig {