Jobobby04
102 lines
3.7 KiB
Kotlin
Executable File
102 lines
3.7 KiB
Kotlin
Executable File
package exh.ui.lock
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import android.app.AppOpsManager
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import android.content.ActivityNotFoundException
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import android.content.Context
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import android.content.Intent
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import android.content.pm.PackageManager
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import android.provider.Settings
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import com.afollestad.materialdialogs.MaterialDialog
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import com.elvishew.xlog.XLog
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import eu.kanade.tachiyomi.R
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import eu.kanade.tachiyomi.data.preference.PreferencesHelper
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import eu.kanade.tachiyomi.data.preference.getOrDefault
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import java.security.MessageDigest
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import kotlin.experimental.and
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import uy.kohesive.injekt.Injekt
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import uy.kohesive.injekt.api.get
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/**
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* Password hashing utils
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*/
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/**
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* Yes, I know SHA512 is fast, but bcrypt on mobile devices is too slow apparently
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*/
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fun sha512(passwordToHash: String, salt: String): String {
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val md = MessageDigest.getInstance("SHA-512")
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md.update(salt.toByteArray(charset("UTF-8")))
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val bytes = md.digest(passwordToHash.toByteArray(charset("UTF-8")))
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val sb = StringBuilder()
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for (i in bytes.indices) {
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sb.append(Integer.toString((bytes[i] and 0xff.toByte()) + 0x100, 16).substring(1))
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}
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return sb.toString()
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}
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/**
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* Check if lock is enabled
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*/
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fun lockEnabled(prefs: PreferencesHelper = Injekt.get()) =
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prefs.eh_lockHash().get() != null &&
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prefs.eh_lockSalt().get() != null &&
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prefs.eh_lockLength().getOrDefault() != -1
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/**
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* Check if the lock will function properly
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*
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* @return true if action is required, false if lock is working properly
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*/
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fun notifyLockSecurity(
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context: Context,
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prefs: PreferencesHelper = Injekt.get()
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): Boolean {
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return false
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if (!prefs.eh_lockManually().getOrDefault() &&
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!hasAccessToUsageStats(context)
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) {
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MaterialDialog(context)
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.title(text = "Permission required")
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.message(
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text = "${context.getString(R.string.app_name)} requires the usage stats permission to detect when you leave the app. " +
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"This is required for the application lock to function properly. " +
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"Press OK to grant this permission now."
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)
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.negativeButton(R.string.action_cancel)
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.positiveButton(android.R.string.ok) {
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try {
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context.startActivity(Intent(Settings.ACTION_USAGE_ACCESS_SETTINGS))
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} catch (e: ActivityNotFoundException) {
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XLog.e("Device does not support USAGE_ACCESS_SETTINGS shortcut!")
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MaterialDialog(context)
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.title(text = "Grant permission manually")
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.message(
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text = "Failed to launch the window used to grant the usage stats permission. " +
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"You can still grant this permission manually: go to your phone's settings and search for 'usage access'."
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)
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.positiveButton(android.R.string.ok) { it.dismiss() }
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.cancelable(true)
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.cancelOnTouchOutside(false)
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.show()
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}
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}
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.cancelable(false)
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.show()
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return true
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} else {
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return false
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}
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}
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fun hasAccessToUsageStats(context: Context): Boolean {
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return try {
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val packageManager = context.packageManager
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val applicationInfo = packageManager.getApplicationInfo(context.packageName, 0)
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val appOpsManager = context.getSystemService(Context.APP_OPS_SERVICE) as AppOpsManager
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val mode = appOpsManager.checkOpNoThrow(AppOpsManager.OPSTR_GET_USAGE_STATS, applicationInfo.uid, applicationInfo.packageName)
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(mode == AppOpsManager.MODE_ALLOWED)
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} catch (e: PackageManager.NameNotFoundException) {
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false
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}
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}
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