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SHA-256

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s452641 2021-11-22 18:42:07 +01:00
parent f6eea601b7
commit 56a942edf6
3 changed files with 24 additions and 13 deletions
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17
app/src/main/java/com/example/tasklist/ChangePass.kt
View File

@ -34,6 +34,11 @@ class ChangePass : Fragment(){
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
// val sharedPreference =
// requireActivity().getSharedPreferences("sharedPref", Context.MODE_PRIVATE)
// val sharedPass = sharedPreference.getString("STRING_KEY", null)
// Toast.makeText(requireActivity(),sharedPass,Toast.LENGTH_SHORT).show()
}
override fun onCreateView(
@ -54,12 +59,12 @@ class ChangePass : Fragment(){
val sharedPreference =
requireActivity().getSharedPreferences("sharedPref", Context.MODE_PRIVATE)
val sharedPass = sharedPreference.getString("STRING_KEY", null)
val oldPass = toMD5Hash(binding.passwordOld.text.toString())
val oldPass = hashString(binding.passwordOld.text.toString())
var newPass = binding.passwordNew.text.toString()
if(oldPass.equals(sharedPass,false)) {
if (newPass.length >= 4){
newPass = toMD5Hash(newPass)
newPass = hashString(newPass)
savePass(newPass)
Toast.makeText(requireActivity(),"Password updated!",Toast.LENGTH_SHORT).show()
findNavController().navigate(R.id.action_changePass_to_taskListFragment)
@ -87,9 +92,11 @@ class ChangePass : Fragment(){
}
private fun toMD5Hash(input:String): String {
val md = MessageDigest.getInstance("MD5")
return BigInteger(1, md.digest(input.toByteArray())).toString(16).padStart(32, '0')
private fun hashString(input: String): String {
return MessageDigest
.getInstance("SHA-256")
.digest(input.toByteArray())
.fold("", { str, it -> str + "%02x".format(it) })
}

10
app/src/main/java/com/example/tasklist/LoginPage.kt
View File

@ -54,7 +54,7 @@ class LoginPage : Fragment(){
val sharedPreference =
requireActivity().getSharedPreferences("sharedPref", Context.MODE_PRIVATE)
val insertedText = toMD5Hash(binding.password.text.toString())
val insertedText = hashString(binding.password.text.toString())
if(insertedText.equals(sharedPreference.getString("STRING_KEY", null),false)){
@ -75,9 +75,11 @@ class LoginPage : Fragment(){
}
}
private fun toMD5Hash(input:String): String {
val md = MessageDigest.getInstance("MD5")
return BigInteger(1, md.digest(input.toByteArray())).toString(16).padStart(32, '0')
private fun hashString(input: String): String {
return MessageDigest
.getInstance("SHA-256")
.digest(input.toByteArray())
.fold("", { str, it -> str + "%02x".format(it) })
}
}

10
app/src/main/java/com/example/tasklist/SetPass.kt
View File

@ -59,7 +59,7 @@ class SetPass : Fragment() {
private fun savePass(pass: String) {
val password = toMD5Hash(pass)
val password = hashString(pass)
val sharedPreference =
requireActivity().getSharedPreferences("sharedPref", Context.MODE_PRIVATE)
@ -69,9 +69,11 @@ class SetPass : Fragment() {
}.apply()
}
private fun toMD5Hash(input:String): String {
val md = MessageDigest.getInstance("MD5")
return BigInteger(1, md.digest(input.toByteArray())).toString(16).padStart(32, '0')
private fun hashString(input: String): String {
return MessageDigest
.getInstance("SHA-256")
.digest(input.toByteArray())
.fold("", { str, it -> str + "%02x".format(it) })
}
}