fix(Relay - Spoof client): Restore OAuth login

src/main/kotlin/app/revanced/patches/reddit/customclients/AbstractSpoofClientPatch.kt

@@ -14,9 +14,11 @@ abstract class AbstractSpoofClientPatch(
     private val redirectUri: String,
     private val clientIdFingerprints: List<MethodFingerprint>,
     private val userAgentFingerprints: List<MethodFingerprint>? = null,
+    private val miscellaneousFingerprints: List<MethodFingerprint>? = null
 ) : BytecodePatch(buildSet {
     addAll(clientIdFingerprints)
     userAgentFingerprints?.let(::addAll)
+    miscellaneousFingerprints?.let(::addAll)
 }) {
     var clientId by stringPatchOption(
         "client-id",
@@ -56,10 +58,12 @@ abstract class AbstractSpoofClientPatch(
 
         clientIdFingerprints.executePatch { patchClientId(context) }
         userAgentFingerprints.executePatch { patchUserAgent(context) }
+        miscellaneousFingerprints.executePatch { patchMiscellaneous(context) }
     }
 
     /**
-     * Patch the client ID. The fingerprints are guaranteed to be in the same order as in [clientIdFingerprints].
+     * Patch the client ID.
+     * The fingerprints are guaranteed to be in the same order as in [clientIdFingerprints].
      *
      * @param context The current [BytecodeContext].
      *
@@ -67,10 +71,19 @@ abstract class AbstractSpoofClientPatch(
     abstract fun List<MethodFingerprintResult>.patchClientId(context: BytecodeContext)
 
     /**
-     * Patch the user agent. The fingerprints are guaranteed to be in the same order as in [userAgentFingerprints].
+     * Patch the user agent.
+     * The fingerprints are guaranteed to be in the same order as in [userAgentFingerprints].
      *
      * @param context The current [BytecodeContext].
      */
     // Not every client needs to patch the user agent.
     open fun List<MethodFingerprintResult>.patchUserAgent(context: BytecodeContext) {}
+
+    /**
+     * Patch miscellaneous things such as protection measures.
+     * The fingerprints are guaranteed to be in the same order as in [miscellaneousFingerprints].
+     *
+     * @param context The current [BytecodeContext].
+     */
+    open fun List<MethodFingerprintResult>.patchMiscellaneous(context: BytecodeContext) { }
 }

src/main/kotlin/app/revanced/patches/reddit/customclients/relayforreddit/api/SpoofClientPatch.kt

@@ -1,16 +1,14 @@
 package app.revanced.patches.reddit.customclients.relayforreddit.api
 
 import app.revanced.patcher.data.BytecodeContext
+import app.revanced.patcher.extensions.InstructionExtensions.addInstructions
 import app.revanced.patcher.extensions.InstructionExtensions.getInstruction
 import app.revanced.patcher.extensions.InstructionExtensions.replaceInstruction
 import app.revanced.patcher.fingerprint.method.impl.MethodFingerprintResult
 import app.revanced.patcher.patch.annotation.CompatiblePackage
 import app.revanced.patcher.patch.annotation.Patch
 import app.revanced.patches.reddit.customclients.AbstractSpoofClientPatch
-import app.revanced.patches.reddit.customclients.relayforreddit.api.fingerprints.GetLoggedInBearerTokenFingerprint
+import app.revanced.patches.reddit.customclients.relayforreddit.api.fingerprints.*
-import app.revanced.patches.reddit.customclients.relayforreddit.api.fingerprints.GetLoggedOutBearerTokenFingerprint
-import app.revanced.patches.reddit.customclients.relayforreddit.api.fingerprints.GetRefreshTokenFingerprint
-import app.revanced.patches.reddit.customclients.relayforreddit.api.fingerprints.LoginActivityClientIdFingerprint
 import com.android.tools.smali.dexlib2.iface.instruction.OneRegisterInstruction
 
 @Patch(
@@ -31,7 +29,8 @@ object SpoofClientPatch : AbstractSpoofClientPatch(
         GetLoggedInBearerTokenFingerprint,
         GetLoggedOutBearerTokenFingerprint,
         GetRefreshTokenFingerprint
-    )
+    ),
+    miscellaneousFingerprints = listOf(SetRemoteConfigFingerprint)
 ) {
     override fun List<MethodFingerprintResult>.patchClientId(context: BytecodeContext) {
         forEach {
@@ -46,4 +45,8 @@ object SpoofClientPatch : AbstractSpoofClientPatch(
             }
         }
     }
+
+    override fun List<MethodFingerprintResult>.patchMiscellaneous(context: BytecodeContext) =
+        // Do not load remote config which disables OAuth login remotely
+        first().mutableMethod.addInstructions(0, "return-void")
 }

src/main/kotlin/app/revanced/patches/reddit/customclients/relayforreddit/api/fingerprints/SetRemoteConfigFingerprint.kt

@@ -0,0 +1,8 @@
+package app.revanced.patches.reddit.customclients.relayforreddit.api.fingerprints
+
+import app.revanced.patcher.fingerprint.method.impl.MethodFingerprint
+
+object SetRemoteConfigFingerprint : MethodFingerprint(
+    strings = listOf("reddit_oauth_url"),
+    parameters = listOf("Lcom/google/firebase/remoteconfig/FirebaseRemoteConfig;")
+)