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suBiometric: remove biometric

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use device credential to support more devices and second user
This commit is contained in:
vvb2060
2023-07-29 00:50:24 +08:00
committed by John Wu
parent 91c92051f1
commit 678c07fff5
3 changed files with 46 additions and 41 deletions
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80
app/src/main/java/com/topjohnwu/magisk/core/utils/BiometricHelper.kt
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@@ -1,53 +1,59 @@
package com.topjohnwu.magisk.core.utils
import android.app.Activity
import android.app.KeyguardManager
import android.content.Context
import androidx.biometric.BiometricManager
import androidx.biometric.BiometricManager.Authenticators
import androidx.biometric.BiometricPrompt
import androidx.core.content.ContextCompat
import android.content.Intent
import androidx.fragment.app.Fragment
import androidx.fragment.app.FragmentActivity
import com.topjohnwu.magisk.R
import com.topjohnwu.magisk.core.Config
class BiometricHelper(context: Context) {
private val mgr = BiometricManager.from(context)
private val mgr = context.getSystemService(KeyguardManager::class.java)
val isSupported get() = when (mgr.canAuthenticate(Authenticators.BIOMETRIC_WEAK)) {
BiometricManager.BIOMETRIC_SUCCESS -> true
else -> false
}
val isSupported get() = mgr.isDeviceSecure
val isEnabled get() = isSupported && Config.suBiometric
fun authenticate(
activity: FragmentActivity,
onError: () -> Unit = {},
onSuccess: () -> Unit): BiometricPrompt {
val prompt = BiometricPrompt(activity,
ContextCompat.getMainExecutor(activity),
object : BiometricPrompt.AuthenticationCallback() {
override fun onAuthenticationError(errorCode: Int, errString: CharSequence) {
onError()
}
override fun onAuthenticationFailed() {
onError()
}
override fun onAuthenticationSucceeded(result: BiometricPrompt.AuthenticationResult) {
onSuccess()
}
}
)
val info = BiometricPrompt.PromptInfo.Builder()
.setConfirmationRequired(true)
.setAllowedAuthenticators(Authenticators.BIOMETRIC_WEAK)
.setTitle(activity.getString(R.string.authenticate))
.setNegativeButtonText(activity.getString(android.R.string.cancel))
.build()
prompt.authenticate(info)
return prompt
activity: FragmentActivity,
onError: () -> Unit = {},
onSuccess: () -> Unit) {
val tag = BiometricFragment::class.java.name
val intent = mgr.createConfirmDeviceCredentialIntent(null, null)
val fragmentManager = activity.supportFragmentManager
var fragment = fragmentManager.findFragmentByTag(tag) as BiometricFragment?
if (fragment == null) {
fragment = BiometricFragment()
fragmentManager.beginTransaction()
.add(0, fragment, tag)
.commitNow()
}
fragment.start(intent, onError, onSuccess)
}
class BiometricFragment : Fragment() {
private val code = 1
private var onError: () -> Unit = {}
private var onSuccess: () -> Unit = {}
override fun onActivityResult(requestCode: Int, resultCode: Int, data: Intent?) {
if (requestCode == code) {
if (resultCode == Activity.RESULT_OK) {
onSuccess()
} else {
onError()
}
onError = {}
onSuccess = {}
}
}
fun start(intent: Intent, onError: () -> Unit, onSuccess: () -> Unit) {
this.onError = onError
this.onSuccess = onSuccess
intent.addFlags(Intent.FLAG_ACTIVITY_MULTIPLE_TASK or Intent.FLAG_ACTIVITY_NEW_DOCUMENT)
startActivityForResult(intent, code)
}
}
}