Fix Threads device ID

Shikkanime · May 22, 2024 · 6181bc6 · 6181bc6
1 parent e053f7f
commit 6181bc6
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Showing 3 changed files with 9 additions and 3 deletions.
diff --git a/src/main/kotlin/fr/shikkanime/utils/EncryptionManager.kt b/src/main/kotlin/fr/shikkanime/utils/EncryptionManager.kt
@@ -35,4 +35,10 @@ object EncryptionManager {
         val hash = digest.digest(source.toByteArray(StandardCharsets.UTF_8))
         return hash.fold("") { str, it -> str + "%02x".format(it) }
     }
+
+    fun toMD5(source: String): String {
+        val digest = MessageDigest.getInstance("MD5") // NOSONAR
+        val hash = digest.digest(source.toByteArray(StandardCharsets.UTF_8))
+        return hash.fold("") { str, it -> str + "%02x".format(it) }
+    }
 }
diff --git a/src/main/kotlin/fr/shikkanime/wrappers/ThreadsWrapper.kt b/src/main/kotlin/fr/shikkanime/wrappers/ThreadsWrapper.kt
@@ -110,9 +110,9 @@ class ThreadsWrapper(
     }
 
     fun generateDeviceId(username: String, password: String): String {
-        val seed: String = EncryptionManager.toSHA512(username + password)
+        val seed: String = EncryptionManager.toMD5(username + password)
         val volatileSeed = "12345"
-        return "android-" + EncryptionManager.toSHA512(seed + volatileSeed).substring(0, 16)
+        return "android-" + EncryptionManager.toMD5(seed + volatileSeed).substring(0, 16)
     }
 
     suspend fun login(deviceId: String, username: String, password: String): Pair<String, String> {

diff --git a/src/test/kotlin/fr/shikkanime/wrappers/ThreadsWrapperTest.kt b/src/test/kotlin/fr/shikkanime/wrappers/ThreadsWrapperTest.kt
@@ -19,7 +19,7 @@ class ThreadsWrapperTest {
     fun generateDeviceId() {
         val username = "Hello"
         val password = "World!"
-        assertEquals("android-da88e3773489b230", threadsWrapper.generateDeviceId(username, password))
+        assertEquals("android-6f36600bd3a8126c", threadsWrapper.generateDeviceId(username, password))
     }
 
     @Test