Update v7.3.1 changelog

The policy (app) is now deleted when found invalid (uninstalled)

app/src/main/java/com/topjohnwu/magisk/Info.java

@@ -1,26 +1,20 @@
 package com.topjohnwu.magisk;
 
+import androidx.annotation.NonNull;
+
+import com.topjohnwu.magisk.model.entity.UpdateInfo;
 import com.topjohnwu.superuser.Shell;
 import com.topjohnwu.superuser.ShellUtils;
 
 public final class Info {
 
     public static int magiskVersionCode = -1;
-    // Current status
-    public static String magiskVersionString = "";
-    // Update Info
-    public static String remoteMagiskVersionString = "";
-    public static int remoteMagiskVersionCode = -1;
-    public static String magiskLink = "";
-    public static String magiskNoteLink = "";
-    public static String magiskMD5 = "";
-    public static String remoteManagerVersionString = "";
-    public static int remoteManagerVersionCode = -1;
-    public static String managerLink = "";
-    public static String managerNoteLink = "";
-    public static String uninstallerLink = "";
 
-    // Install flags
+    @NonNull
+    public static String magiskVersionString = "";
+
+    public static UpdateInfo remote = new UpdateInfo();
+
     public static boolean keepVerity = false;
     public static boolean keepEnc = false;
     public static boolean recovery = false;

app/src/main/java/com/topjohnwu/magisk/data/database/PolicyDao.kt

@@ -8,6 +8,7 @@ import com.topjohnwu.magisk.model.entity.MagiskPolicy
 import com.topjohnwu.magisk.model.entity.toMap
 import com.topjohnwu.magisk.model.entity.toPolicy
 import com.topjohnwu.magisk.utils.now
+import timber.log.Timber
 import java.util.concurrent.TimeUnit
 
 
@@ -47,12 +48,7 @@ class PolicyDao(
         condition {
             equals("uid", uid)
         }
-    }.map { it.firstOrNull()?.toPolicy(context.packageManager) }
-        .doOnError {
-            if (it is PackageManager.NameNotFoundException) {
-                delete(uid).subscribe()
-            }
-        }
+    }.map { it.first().toPolicySafe() }
 
     fun update(policy: MagiskPolicy) = query<Replace> {
         values(policy.toMap())
@@ -62,8 +58,24 @@ class PolicyDao(
         condition {
             equals("uid/100000", Const.USER_ID)
         }
-    }.flattenAsFlowable { it }
-        .map { it.toPolicy(context.packageManager) }
-        .toList()
+    }.map { it.mapNotNull { it.toPolicySafe() } }
+
+
+    private fun Map<String, String>.toPolicySafe(): MagiskPolicy? {
+        val taskResult = runCatching { toPolicy(context.packageManager) }
+        val result = taskResult.getOrNull()
+        val exception = taskResult.exceptionOrNull()
+
+        Timber.e(exception)
+
+        when (exception) {
+            is PackageManager.NameNotFoundException -> {
+                val uid = getOrElse("uid") { null } ?: return null
+                delete(uid).subscribe()
+            }
+        }
+
+        return result
+    }
 
 }

app/src/main/java/com/topjohnwu/magisk/data/network/GithubRawApiServices.kt

@@ -1,7 +1,7 @@
 package com.topjohnwu.magisk.data.network
 
 import com.topjohnwu.magisk.Const
-import com.topjohnwu.magisk.model.entity.MagiskConfig
+import com.topjohnwu.magisk.model.entity.UpdateInfo
 import io.reactivex.Single
 import okhttp3.ResponseBody
 import retrofit2.http.GET
@@ -15,19 +15,19 @@ interface GithubRawApiServices {
     //region topjohnwu/magisk_files
 
     @GET("$MAGISK_FILES/master/stable.json")
-    fun fetchStableUpdate(): Single<MagiskConfig>
+    fun fetchStableUpdate(): Single<UpdateInfo>
 
     @GET("$MAGISK_FILES/master/beta.json")
-    fun fetchBetaUpdate(): Single<MagiskConfig>
+    fun fetchBetaUpdate(): Single<UpdateInfo>
 
     @GET("$MAGISK_FILES/master/canary_builds/release.json")
-    fun fetchCanaryUpdate(): Single<MagiskConfig>
+    fun fetchCanaryUpdate(): Single<UpdateInfo>
 
     @GET("$MAGISK_FILES/master/canary_builds/canary.json")
-    fun fetchCanaryDebugUpdate(): Single<MagiskConfig>
+    fun fetchCanaryDebugUpdate(): Single<UpdateInfo>
 
     @GET
-    fun fetchCustomUpdate(@Url url: String): Single<MagiskConfig>
+    fun fetchCustomUpdate(@Url url: String): Single<UpdateInfo>
 
     @GET("$MAGISK_FILES/{$REVISION}/snet.apk")
     @Streaming

app/src/main/java/com/topjohnwu/magisk/data/repository/LogRepository.kt

@@ -7,7 +7,6 @@ import com.topjohnwu.magisk.model.entity.MagiskLog
 import com.topjohnwu.magisk.model.entity.WrappedMagiskLog
 import com.topjohnwu.magisk.utils.toSingle
 import com.topjohnwu.superuser.Shell
-import timber.log.Timber
 import java.util.concurrent.TimeUnit
 
 
@@ -21,7 +20,6 @@ class LogRepository(
 
     fun fetchMagiskLogs() = "tail -n 5000 ${Const.MAGISK_LOG}".suRaw()
         .filter { it.isNotEmpty() }
-        .map { Timber.i(it.toString()); it }
 
     fun clearLogs() = logDao.deleteAll()
     fun clearOutdated() = logDao.deleteOutdated()

app/src/main/java/com/topjohnwu/magisk/data/repository/MagiskRepository.kt

@@ -50,27 +50,14 @@ class MagiskRepository(
         else -> throw IllegalArgumentException()
     }.flatMap {
         // If remote version is lower than current installed, try switching to beta
-        if (it.magisk.versionCode.toIntOrNull() ?: -1 < Info.magiskVersionCode
+        if (it.magisk.versionCode < Info.magiskVersionCode
                 && Config.updateChannel == Config.Value.DEFAULT_CHANNEL) {
             Config.updateChannel = Config.Value.BETA_CHANNEL
             apiRaw.fetchBetaUpdate()
         } else {
             Single.just(it)
         }
-    }.doOnSuccess {
-        Info.remoteMagiskVersionString = it.magisk.version
-        Info.remoteMagiskVersionCode = it.magisk.versionCode.toIntOrNull() ?: -1
-        Info.magiskLink = it.magisk.link
-        Info.magiskNoteLink = it.magisk.note
-        Info.magiskMD5 = it.magisk.hash
-
-        Info.remoteManagerVersionString = it.app.version
-        Info.remoteManagerVersionCode = it.app.versionCode.toIntOrNull() ?: -1
-        Info.managerLink = it.app.link
-        Info.managerNoteLink = it.app.note
-
-        Info.uninstallerLink = it.uninstaller.link
-    }
+    }.map { Info.remote = it; it }
 
     fun fetchApps() =
         Single.fromCallable { packageManager.getInstalledApplications(0) }

app/src/main/java/com/topjohnwu/magisk/model/entity/MagiskApp.kt

@@ -1,11 +0,0 @@
-package com.topjohnwu.magisk.model.entity
-
-import se.ansman.kotshi.JsonSerializable
-
-@JsonSerializable
-data class MagiskApp(
-    val version: String,
-    val versionCode: String,
-    val link: String,
-    val note: String
-)

app/src/main/java/com/topjohnwu/magisk/model/entity/MagiskConfig.kt

@@ -1,10 +0,0 @@
-package com.topjohnwu.magisk.model.entity
-
-import se.ansman.kotshi.JsonSerializable
-
-@JsonSerializable
-data class MagiskConfig(
-    val app: MagiskApp,
-    val uninstaller: MagiskLink,
-    val magisk: MagiskFlashable
-)

app/src/main/java/com/topjohnwu/magisk/model/entity/MagiskFlashable.kt

@@ -1,13 +0,0 @@
-package com.topjohnwu.magisk.model.entity
-
-import com.squareup.moshi.Json
-import se.ansman.kotshi.JsonSerializable
-
-@JsonSerializable
-data class MagiskFlashable(
-    val version: String,
-    val versionCode: String,
-    val link: String,
-    val note: String,
-    @Json(name = "md5") val hash: String
-)

app/src/main/java/com/topjohnwu/magisk/model/entity/MagiskLink.kt

@@ -1,8 +0,0 @@
-package com.topjohnwu.magisk.model.entity
-
-import se.ansman.kotshi.JsonSerializable
-
-@JsonSerializable
-data class MagiskLink(
-    val link: String
-)

app/src/main/java/com/topjohnwu/magisk/model/entity/UpdateInfo.kt

@@ -0,0 +1,33 @@
+package com.topjohnwu.magisk.model.entity
+
+import com.squareup.moshi.Json
+import se.ansman.kotshi.JsonSerializable
+
+@JsonSerializable
+data class UpdateInfo(
+    val app: ManagerJson = ManagerJson(),
+    val uninstaller: UninstallerJson = UninstallerJson(),
+    val magisk: MagiskJson = MagiskJson()
+)
+
+@JsonSerializable
+data class UninstallerJson(
+    val link: String = ""
+)
+
+@JsonSerializable
+data class MagiskJson(
+    val version: String = "",
+    val versionCode: Int = -1,
+    val link: String = "",
+    val note: String = "",
+    @Json(name = "md5") val hash: String = ""
+)
+
+@JsonSerializable
+data class ManagerJson(
+    val version: String = "",
+    val versionCode: Int = -1,
+    val link: String = "",
+    val note: String = ""
+)

app/src/main/java/com/topjohnwu/magisk/model/receiver/GeneralReceiver.kt

@@ -73,7 +73,8 @@ open class GeneralReceiver : BroadcastReceiver() {
             }
             Intent.ACTION_LOCALE_CHANGED -> Shortcuts.setup(context)
             Const.Key.BROADCAST_MANAGER_UPDATE -> {
-                Info.managerLink = intent.getStringExtra(Const.Key.INTENT_SET_LINK)
+                Info.remote = Info.remote.copy(app = Info.remote.app.copy(
+                        link = intent.getStringExtra(Const.Key.INTENT_SET_LINK) ?: ""))
                 DownloadApp.upgrade(intent.getStringExtra(Const.Key.INTENT_SET_NAME))
             }
             Const.Key.BROADCAST_REBOOT -> reboot()

app/src/main/java/com/topjohnwu/magisk/model/update/UpdateCheckService.kt

@@ -18,9 +18,9 @@ class UpdateCheckService : DelegateWorker() {
         Shell.getShell()
         return runCatching {
             magiskRepo.fetchUpdate().blockingGet()
-            if (BuildConfig.VERSION_CODE < Info.remoteManagerVersionCode)
+            if (BuildConfig.VERSION_CODE < Info.remote.app.versionCode)
                 Notifications.managerUpdate()
-            else if (Info.magiskVersionCode < Info.remoteMagiskVersionCode)
+            else if (Info.magiskVersionCode < Info.remote.magisk.versionCode)
                 Notifications.magiskUpdate()
             ListenableWorker.Result.success()
         }.getOrElse {

app/src/main/java/com/topjohnwu/magisk/tasks/MagiskInstaller.java

@@ -123,9 +123,9 @@ public abstract class MagiskInstaller {
 
         File zip = new File(App.self.getCacheDir(), "magisk.zip");
 
-        if (!ShellUtils.checkSum("MD5", zip, Info.magiskMD5)) {
+        if (!ShellUtils.checkSum("MD5", zip, Info.remote.getMagisk().getHash())) {
             console.add("- Downloading zip");
-            Networking.get(Info.magiskLink)
+            Networking.get(Info.remote.getMagisk().getLink())
                     .setDownloadProgressListener(new ProgressLog())
                     .execForFile(zip);
         } else {

app/src/main/java/com/topjohnwu/magisk/tasks/UpdateRepos.java

@@ -3,8 +3,6 @@ package com.topjohnwu.magisk.tasks;
 import android.database.Cursor;
 import android.util.Pair;
 
-import androidx.annotation.NonNull;
-
 import com.topjohnwu.magisk.App;
 import com.topjohnwu.magisk.Config;
 import com.topjohnwu.magisk.Const;
@@ -20,7 +18,6 @@ import org.json.JSONException;
 import org.json.JSONObject;
 
 import java.net.HttpURLConnection;
-import java.text.DateFormat;
 import java.text.ParseException;
 import java.text.SimpleDateFormat;
 import java.util.Collections;
@@ -33,16 +30,11 @@ import java.util.concurrent.ConcurrentLinkedQueue;
 import java.util.concurrent.ExecutionException;
 import java.util.concurrent.Future;
 
+import androidx.annotation.NonNull;
 import io.reactivex.Single;
 
 @Deprecated
 public class UpdateRepos {
-    private static final DateFormat DATE_FORMAT;
-
-    static {
-        DATE_FORMAT = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss'Z'", Locale.US);
-        DATE_FORMAT.setTimeZone(TimeZone.getTimeZone("UTC"));
-    }
 
     @NonNull
     private final RepoDatabaseHelper repoDB;
@@ -71,6 +63,17 @@ public class UpdateRepos {
         }
     }
 
+    /**
+     * Static instance of (Simple)DateFormat is not threadsafe so in order to make it safe it needs
+     * to be created beforehand on the same thread where it'll be used.
+     * See https://stackoverflow.com/a/18383395
+     */
+    private static SimpleDateFormat getDateFormat() {
+        SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss'Z'", Locale.US);
+        format.setTimeZone(TimeZone.getTimeZone("UTC"));
+        return format;
+    }
+
     /* We sort repos by last push, which means that we only need to check whether the
      * first page is updated to determine whether the online repo database is changed
      */
@@ -95,10 +98,12 @@ public class UpdateRepos {
             return true;
 
         try {
+            SimpleDateFormat dateFormat = getDateFormat();
+
             for (int i = 0; i < res.getResult().length(); i++) {
                 JSONObject rawRepo = res.getResult().getJSONObject(i);
                 String id = rawRepo.getString("name");
-                Date date = DATE_FORMAT.parse(rawRepo.getString("pushed_at"));
+                Date date = dateFormat.parse(rawRepo.getString("pushed_at"));
                 moduleQueue.offer(new Pair<>(id, date));
             }
         } catch (JSONException | ParseException e) {

app/src/main/java/com/topjohnwu/magisk/ui/SplashActivity.kt

@@ -5,14 +5,11 @@ import android.os.Bundle
 import android.text.TextUtils
 import androidx.appcompat.app.AlertDialog
 import androidx.appcompat.app.AppCompatActivity
-import com.skoumal.teanity.extensions.subscribeK
 import com.topjohnwu.magisk.*
 import com.topjohnwu.magisk.data.database.SettingsDao
-import com.topjohnwu.magisk.tasks.UpdateRepos
 import com.topjohnwu.magisk.utils.Utils
 import com.topjohnwu.magisk.view.Notifications
 import com.topjohnwu.magisk.view.Shortcuts
-import com.topjohnwu.net.Networking
 import com.topjohnwu.superuser.Shell
 import org.koin.android.ext.android.get
 
@@ -61,14 +58,6 @@ open class SplashActivity : AppCompatActivity() {
         // Setup shortcuts
         Shortcuts.setup(this)
 
-        // Magisk working as expected
-        if (Shell.rootAccess() && Info.magiskVersionCode > 0) {
-            // Load repos
-            if (Networking.checkNetworkStatus(this)) {
-                get<UpdateRepos>().exec().subscribeK()
-            }
-        }
-
         val intent = Intent(this, ClassMap[MainActivity::class.java])
         intent.putExtra(Const.Key.OPEN_SECTION, getIntent().getStringExtra(Const.Key.OPEN_SECTION))
         DONE = true

app/src/main/java/com/topjohnwu/magisk/ui/home/HomeFragment.kt

@@ -56,7 +56,7 @@ class HomeFragment : MagiskFragment<HomeViewModel, FragmentMagiskBinding>(),
 
     private fun installMagisk() {
         // Show Manager update first
-        if (Info.remoteManagerVersionCode > BuildConfig.VERSION_CODE) {
+        if (Info.remote.app.versionCode > BuildConfig.VERSION_CODE) {
             installManager()
             return
         }

app/src/main/java/com/topjohnwu/magisk/ui/home/HomeViewModel.kt

@@ -172,7 +172,7 @@ class HomeViewModel(
         state = State.LOADED
         magiskState.value = when (Info.magiskVersionCode) {
             in Int.MIN_VALUE until 0 -> MagiskState.NOT_INSTALLED
-            !in Info.remoteMagiskVersionCode..Int.MAX_VALUE -> MagiskState.OBSOLETE
+            !in Info.remote.magisk.versionCode..Int.MAX_VALUE -> MagiskState.OBSOLETE
             else -> MagiskState.UP_TO_DATE
         }
 
@@ -183,9 +183,9 @@ class HomeViewModel(
         }
 
         magiskLatestVersion.value = version
-            .format(Info.remoteMagiskVersionString, Info.remoteMagiskVersionCode)
+            .format(Info.remote.magisk.version, Info.remote.magisk.versionCode)
 
-        managerState.value = when (Info.remoteManagerVersionCode) {
+        managerState.value = when (Info.remote.app.versionCode) {
             in Int.MIN_VALUE until 0 -> MagiskState.NOT_INSTALLED //wrong update channel
             in (BuildConfig.VERSION_CODE + 1)..Int.MAX_VALUE -> MagiskState.OBSOLETE
             else -> MagiskState.UP_TO_DATE
@@ -195,7 +195,7 @@ class HomeViewModel(
             .format(BuildConfig.VERSION_NAME, BuildConfig.VERSION_CODE)
 
         managerLatestVersion.value = version
-            .format(Info.remoteManagerVersionString, Info.remoteManagerVersionCode)
+            .format(Info.remote.app.version, Info.remote.app.versionCode)
     }
 
     private fun ensureEnv() {

app/src/main/java/com/topjohnwu/magisk/ui/superuser/SuperuserViewModel.kt

@@ -61,9 +61,10 @@ class SuperuserViewModel(
                     { it.item.packageName }
                 ))
             }
+            .map { it to items.calculateDiff(it) }
             .applySchedulers()
             .applyViewModel(this)
-            .subscribeK { items.update(it) }
+            .subscribeK { items.update(it.first, it.second) }
             .add()
     }
 

app/src/main/java/com/topjohnwu/magisk/utils/DataBindingAdapters.kt

@@ -186,9 +186,17 @@ fun setHidden(view: FloatingActionButton, hide: Boolean) {
 }
 
 @BindingAdapter("scrollPosition", "scrollPositionSmooth", requireAll = false)
-fun setScrollPosition(view: RecyclerView, position: Int, smoothScroll: Boolean) = when {
-    smoothScroll -> view.smoothScrollToPosition(position)
-    else -> view.scrollToPosition(position)
+fun setScrollPosition(view: RecyclerView, position: Int, smoothScroll: Boolean) {
+    val adapterItemCount = view.adapter?.itemCount ?: -1
+    if (position !in 0 until adapterItemCount) {
+        // the position is not in adapter bounds, adapter will throw exception for invalid positions
+        return
+    }
+
+    when {
+        smoothScroll -> view.smoothScrollToPosition(position)
+        else -> view.scrollToPosition(position)
+    }
 }
 
 @BindingAdapter("recyclerScrollEvent")

app/src/main/java/com/topjohnwu/magisk/utils/DownloadApp.java

@@ -26,7 +26,7 @@ public class DownloadApp {
 
     public static void restore() {
         String name = Utils.INSTANCE.fmt("MagiskManager v%s(%d)",
-                Info.remoteManagerVersionString, Info.remoteManagerVersionCode);
+                Info.remote.getApp().getVersion(), Info.remote.getApp().getVersionCode());
         dlInstall(name, new RestoreManager());
     }
 
@@ -34,7 +34,7 @@ public class DownloadApp {
         File apk = new File(App.self.getCacheDir(), "manager.apk");
         ProgressNotification progress = new ProgressNotification(name);
         listener.progress = progress;
-        Networking.get(Info.managerLink)
+        Networking.get(Info.remote.getApp().getLink())
                 .setExecutor(App.THREAD_POOL)
                 .setDownloadProgressListener(progress)
                 .setErrorHandler((conn, e) -> progress.dlFail())

app/src/main/java/com/topjohnwu/magisk/view/Notifications.java

@@ -63,11 +63,11 @@ public class Notifications {
     public static void managerUpdate() {
         App app = App.self;
         String name = Utils.INSTANCE.fmt("MagiskManager v%s(%d)",
-                Info.remoteManagerVersionString, Info.remoteManagerVersionCode);
+                Info.remote.getApp().getVersion(), Info.remote.getApp().getVersionCode());
 
         Intent intent = new Intent(app, ClassMap.get(GeneralReceiver.class));
         intent.setAction(Const.Key.BROADCAST_MANAGER_UPDATE);
-        intent.putExtra(Const.Key.INTENT_SET_LINK, Info.managerLink);
+        intent.putExtra(Const.Key.INTENT_SET_LINK, Info.remote.getApp().getLink());
         intent.putExtra(Const.Key.INTENT_SET_NAME, name);
         PendingIntent pendingIntent = PendingIntent.getBroadcast(app,
                 Const.ID.APK_UPDATE_NOTIFICATION_ID, intent, PendingIntent.FLAG_UPDATE_CURRENT);

app/src/main/java/com/topjohnwu/magisk/view/dialogs/InstallMethodDialog.kt

@@ -57,11 +57,11 @@ internal class InstallMethodDialog(activity: MagiskActivity<*, *>, options: List
     private fun downloadOnly(activity: MagiskActivity<*, *>) {
         activity.withExternalRW {
             onSuccess {
-                val filename = "Magisk-v${Info.remoteMagiskVersionString}" +
-                        "(${Info.remoteMagiskVersionCode}).zip"
+                val filename = "Magisk-v${Info.remote.magisk.version}" +
+                        "(${Info.remote.magisk.versionCode}).zip"
                 val zip = File(Const.EXTERNAL_PATH, filename)
                 val progress = ProgressNotification(filename)
-                Networking.get(Info.magiskLink)
+                Networking.get(Info.remote.magisk.link)
                         .setDownloadProgressListener(progress)
                         .setErrorHandler { _, _ -> progress.dlFail() }
                         .getAsFile(zip) {

app/src/main/java/com/topjohnwu/magisk/view/dialogs/MagiskInstallDialog.kt

@@ -1,7 +1,6 @@
 package com.topjohnwu.magisk.view.dialogs
 
 import android.net.Uri
-import android.text.TextUtils
 import com.topjohnwu.magisk.Info
 import com.topjohnwu.magisk.R
 import com.topjohnwu.magisk.ui.base.MagiskActivity
@@ -13,8 +12,8 @@ import java.util.*
 
 class MagiskInstallDialog(a: MagiskActivity<*, *>) : CustomAlertDialog(a) {
     init {
-        val filename = "Magisk v${Info.remoteMagiskVersionString}" +
-                "(${Info.remoteMagiskVersionCode})"
+        val filename = "Magisk v${Info.remote.magisk.version}" +
+                "(${Info.remote.magisk.versionCode})"
         setTitle(a.getString(R.string.repo_install_title, a.getString(R.string.magisk)))
         setMessage(a.getString(R.string.repo_install_msg, filename))
         setCancelable(true)
@@ -31,13 +30,13 @@ class MagiskInstallDialog(a: MagiskActivity<*, *>) : CustomAlertDialog(a) {
             }
             InstallMethodDialog(a, options).show()
         }
-        if (!TextUtils.isEmpty(Info.magiskNoteLink)) {
+        if (Info.remote.magisk.note.isNotEmpty()) {
             setNeutralButton(R.string.release_notes) { _, _ ->
-                if (Info.magiskNoteLink.contains("forum.xda-developers")) {
+                if (Info.remote.magisk.note.contains("forum.xda-developers")) {
                     // Open forum links in browser
-                    Utils.openLink(a, Uri.parse(Info.magiskNoteLink))
+                    Utils.openLink(a, Uri.parse(Info.remote.magisk.note))
                 } else {
-                    MarkDownWindow.show(a, null, Info.magiskNoteLink)
+                    MarkDownWindow.show(a, null, Info.remote.magisk.note)
                 }
             }
         }

app/src/main/java/com/topjohnwu/magisk/view/dialogs/ManagerInstallDialog.kt

@@ -9,15 +9,15 @@ import com.topjohnwu.magisk.view.MarkDownWindow
 class ManagerInstallDialog(a: Activity) : CustomAlertDialog(a) {
 
     init {
-        val name = "MagiskManager v${Info.remoteManagerVersionString}" +
-                "(${Info.remoteManagerVersionCode})"
+        val name = "MagiskManager v${Info.remote.app.version}" +
+                "(${Info.remote.app.versionCode})"
         setTitle(a.getString(R.string.repo_install_title, a.getString(R.string.app_name)))
         setMessage(a.getString(R.string.repo_install_msg, name))
         setCancelable(true)
         setPositiveButton(R.string.install) { _, _ -> DownloadApp.upgrade(name) }
-        if (Info.managerNoteLink.isNotEmpty()) {
+        if (Info.remote.app.note.isNotEmpty()) {
             setNeutralButton(R.string.app_changelog) { _, _ ->
-                MarkDownWindow.show(a, null, Info.managerNoteLink) }
+                MarkDownWindow.show(a, null, Info.remote.app.note) }
         }
     }
 }

app/src/main/java/com/topjohnwu/magisk/view/dialogs/UninstallDialog.kt

@@ -4,9 +4,7 @@ import android.app.Activity
 import android.app.ProgressDialog
 import android.content.Intent
 import android.net.Uri
-import android.text.TextUtils
 import android.widget.Toast
-
 import com.topjohnwu.magisk.ClassMap
 import com.topjohnwu.magisk.Const
 import com.topjohnwu.magisk.Info
@@ -16,7 +14,6 @@ import com.topjohnwu.magisk.utils.Utils
 import com.topjohnwu.magisk.view.ProgressNotification
 import com.topjohnwu.net.Networking
 import com.topjohnwu.superuser.Shell
-
 import java.io.File
 
 class UninstallDialog(activity: Activity) : CustomAlertDialog(activity) {
@@ -37,11 +34,11 @@ class UninstallDialog(activity: Activity) : CustomAlertDialog(activity) {
                 }
             }
         }
-        if (!TextUtils.isEmpty(Info.uninstallerLink)) {
+        if (Info.remote.uninstaller.link.isNotEmpty()) {
             setPositiveButton(R.string.complete_uninstall) { d, i ->
                 val zip = File(activity.filesDir, "uninstaller.zip")
                 val progress = ProgressNotification(zip.name)
-                Networking.get(Info.uninstallerLink)
+                Networking.get(Info.remote.uninstaller.link)
                         .setDownloadProgressListener(progress)
                         .setErrorHandler { _, _ -> progress.dlFail() }
                         .getAsFile(zip) { f ->

app/src/main/res/layout/item_page_magisk_log.xml

@@ -38,7 +38,7 @@
         </HorizontalScrollView>
 
         <com.google.android.material.floatingactionbutton.FloatingActionButton
-            hide="@{viewModel.scrollPosition == item.items.size - 1}"
+            hide="@{viewModel.scrollPosition == item.items.size - 1 || item.items.size == 0}"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
             android:layout_gravity="bottom|end"

app/src/main/res/raw/changelog.md

@@ -1,4 +1,4 @@
-# v7.3.0
-- **HUGE** code base modernization, thanks @diareuse!
-- Reboot device using proper API (no more abrupt reboot)
-- New floating button in Magisk logs to go to bottom
+# v7.3.1
+- Fix blank Superuser fragment under some circumstances
+- Fix incomplete repo database bug: if you experience this issue from the old version, go to Settings → Clear Repo Cache and refresh the Download fragment
+- Fix crashing when pressing fast scrolling button when logs are empty 

native/jni/init/early_mount.cpp

@@ -5,6 +5,7 @@
 
 #include <utils.h>
 #include <logging.h>
+#include <selinux.h>
 
 #include "init.h"
 
@@ -73,17 +74,17 @@ static void setup_block(const char *partname, char *block_dev) {
 	}
 }
 
-bool MagiskInit::read_dt_fstab(const char *name, char *partname, char *fstype) {
+bool BaseInit::read_dt_fstab(const char *name, char *partname, char *fstype) {
 	char path[128];
 	int fd;
-	sprintf(path, "%s/fstab/%s/dev", cmd.dt_dir, name);
+	sprintf(path, "%s/fstab/%s/dev", cmd->dt_dir, name);
 	if ((fd = xopen(path, O_RDONLY | O_CLOEXEC)) >= 0) {
 		read(fd, path, sizeof(path));
 		close(fd);
 		// Some custom treble use different names, so use what we read
 		char *part = rtrim(strrchr(path, '/') + 1);
-		sprintf(partname, "%s%s", part, strend(part, cmd.slot) ? cmd.slot : "");
-		sprintf(path, "%s/fstab/%s/type", cmd.dt_dir, name);
+		sprintf(partname, "%s%s", part, strend(part, cmd->slot) ? cmd->slot : "");
+		sprintf(path, "%s/fstab/%s/type", cmd->dt_dir, name);
 		if ((fd = xopen(path, O_RDONLY | O_CLOEXEC)) >= 0) {
 			read(fd, fstype, 32);
 			close(fd);
@@ -106,38 +107,57 @@ if (!is_lnk("/" #name) && read_dt_fstab(#name, partname, fstype)) { \
 	mnt_##name = true; \
 }
 
-void MagiskInit::early_mount() {
+void LegacyInit::early_mount() {
 	char partname[32];
 	char fstype[32];
 	char block_dev[64];
 
-	if (cmd.system_as_root) {
-		LOGD("Early mount system_root\n");
-		sprintf(partname, "system%s", cmd.slot);
-		setup_block(partname, block_dev);
-		xmkdir("/system_root", 0755);
-		if (xmount(block_dev, "/system_root", "ext4", MS_RDONLY, nullptr))
-			xmount(block_dev, "/system_root", "erofs", MS_RDONLY, nullptr);
-		xmkdir("/system", 0755);
-		xmount("/system_root/system", "/system", nullptr, MS_BIND, nullptr);
-
-		// Android Q
-		if (is_lnk("/system_root/init"))
-			load_sepol = true;
-
-		// System-as-root with monolithic sepolicy
-		if (access("/system_root/sepolicy", F_OK) == 0)
-			cp_afc("/system_root/sepolicy", "/sepolicy");
-
-		// Copy if these partitions are symlinks
-		link_root("/vendor");
-		link_root("/product");
-		link_root("/odm");
-	} else {
-		mount_root(system);
-	}
-
+	mount_root(system);
 	mount_root(vendor);
 	mount_root(product);
 	mount_root(odm);
 }
+
+void SARInit::early_mount() {
+	char partname[32];
+	char fstype[32];
+	char block_dev[64];
+
+	LOGD("Early mount system_root\n");
+	sprintf(partname, "system%s", cmd->slot);
+	setup_block(partname, block_dev);
+	xmkdir("/system_root", 0755);
+	if (xmount(block_dev, "/system_root", "ext4", MS_RDONLY, nullptr))
+		xmount(block_dev, "/system_root", "erofs", MS_RDONLY, nullptr);
+	xmkdir("/system", 0755);
+	xmount("/system_root/system", "/system", nullptr, MS_BIND, nullptr);
+
+	// Android Q
+	if (is_lnk("/system_root/init"))
+		load_sepol = true;
+
+	// System-as-root with monolithic sepolicy
+	if (access("/system_root/sepolicy", F_OK) == 0)
+		cp_afc("/system_root/sepolicy", "/sepolicy");
+
+	link_root("/vendor");
+	link_root("/product");
+	link_root("/odm");
+	mount_root(vendor);
+	mount_root(product);
+	mount_root(odm);
+}
+
+#define umount_root(name) \
+if (mnt_##name) \
+	umount("/" #name);
+
+void BaseInit::cleanup() {
+	umount(SELINUX_MNT);
+	umount("/sys");
+	umount("/proc");
+	umount_root(system);
+	umount_root(vendor);
+	umount_root(product);
+	umount_root(odm);
+}

native/jni/init/getinfo.cpp

@@ -92,7 +92,7 @@ static bool check_key_combo() {
 	return false;
 }
 
-void MagiskInit::load_kernel_info() {
+void load_kernel_info(cmdline *cmd) {
 	// Communicate with kernel using procfs and sysfs
 	xmkdir("/proc", 0755);
 	xmount("proc", "/proc", "proc", 0, nullptr);
@@ -106,14 +106,14 @@ void MagiskInit::load_kernel_info() {
 	parse_cmdline([&](auto key, auto value) -> void {
 		LOGD("cmdline: [%s]=[%s]\n", key.data(), value);
 		if (key == "androidboot.slot_suffix") {
-			strcpy(cmd.slot, value);
+			strcpy(cmd->slot, value);
 		} else if (key == "androidboot.slot") {
-			cmd.slot[0] = '_';
-			strcpy(cmd.slot + 1, value);
+			cmd->slot[0] = '_';
+			strcpy(cmd->slot + 1, value);
 		} else if (key == "skip_initramfs") {
-			cmd.system_as_root = true;
+			cmd->system_as_root = true;
 		} else if (key == "androidboot.android_dt_dir") {
-			strcpy(cmd.dt_dir, value);
+			strcpy(cmd->dt_dir, value);
 		} else if (key == "enter_recovery") {
 			enter_recovery = value[0] == '1';
 		} else if (key == "androidboot.hardware") {
@@ -140,13 +140,13 @@ void MagiskInit::load_kernel_info() {
 
 	if (recovery_mode) {
 		LOGD("Running in recovery mode, waiting for key...\n");
-		cmd.system_as_root = !check_key_combo();
+		cmd->system_as_root = !check_key_combo();
 	}
 
-	if (cmd.dt_dir[0] == '\0')
-		strcpy(cmd.dt_dir, DEFAULT_DT_DIR);
+	if (cmd->dt_dir[0] == '\0')
+		strcpy(cmd->dt_dir, DEFAULT_DT_DIR);
 
-	LOGD("system_as_root=[%d]\n", cmd.system_as_root);
-	LOGD("slot=[%s]\n", cmd.slot);
-	LOGD("dt_dir=[%s]\n", cmd.dt_dir);
+	LOGD("system_as_root=[%d]\n", cmd->system_as_root);
+	LOGD("slot=[%s]\n", cmd->slot);
+	LOGD("dt_dir=[%s]\n", cmd->dt_dir);
 }

native/jni/init/init.cpp

@@ -6,13 +6,11 @@
 #include <stdlib.h>
 #include <unistd.h>
 #include <string.h>
-#include <dirent.h>
 #include <fcntl.h>
 #include <libgen.h>
 
 #include <xz.h>
 #include <magisk.h>
-#include <selinux.h>
 #include <cpio.h>
 #include <utils.h>
 #include <flags.h>
@@ -48,12 +46,10 @@ static void setup_klog() {
 #define setup_klog(...)
 #endif
 
-static int test_main(int argc, char *argv[]);
-
 constexpr const char *init_applet[] =
-		{ "magiskpolicy", "supolicy", "init_test", nullptr };
+		{ "magiskpolicy", "supolicy", nullptr };
 constexpr int (*init_applet_main[])(int, char *[]) =
-		{ magiskpolicy_main, magiskpolicy_main, test_main, nullptr };
+		{ magiskpolicy_main, magiskpolicy_main, nullptr };
 
 static bool unxz(int fd, const uint8_t *buf, size_t size) {
 	uint8_t out[8192];
@@ -117,50 +113,27 @@ static int dump_manager(const char *path, mode_t mode) {
 	return 0;
 }
 
-void MagiskInit::preset() {
-	root = open("/", O_RDONLY | O_CLOEXEC);
-
-	if (cmd.system_as_root) {
-		// Clear rootfs
-		LOGD("Cleaning rootfs\n");
-		frm_rf(root, { "overlay", "proc", "sys" });
-	} else {
-		decompress_ramdisk();
-
-		// Revert original init binary
-		rename("/.backup/init", "/init");
-		rm_rf("/.backup");
-
-		// Do not go further if device is booting into recovery
-		if (access("/sbin/recovery", F_OK) == 0) {
-			LOGD("Ramdisk is recovery, abort\n");
-			re_exec_init();
-		}
-	}
-}
-
-#define umount_root(name) \
-if (mnt_##name) \
-	umount("/" #name);
-
-void MagiskInit::cleanup() {
-	umount(SELINUX_MNT);
-	umount("/sys");
-	umount("/proc");
-	umount_root(system);
-	umount_root(vendor);
-	umount_root(product);
-	umount_root(odm);
-}
-
-void MagiskInit::re_exec_init() {
+void BaseInit::re_exec_init() {
 	LOGD("Re-exec /init\n");
 	cleanup();
 	execv("/init", argv);
 	exit(1);
 }
 
-void MagiskInit::start() {
+void LegacyInit::preset() {
+	LOGD("Reverting /init\n");
+	root = open("/", O_RDONLY | O_CLOEXEC);
+	rename("/.backup/init", "/init");
+	rm_rf("/.backup");
+}
+
+void SARInit::preset() {
+	LOGD("Cleaning rootfs\n");
+	root = open("/", O_RDONLY | O_CLOEXEC);
+	frm_rf(root, { "overlay", "proc", "sys" });
+}
+
+void BaseInit::start() {
 	// Prevent file descriptor confusion
 	mknod("/null", S_IFCHR | 0666, makedev(1, 3));
 	int null = open("/null", O_RDWR | O_CLOEXEC);
@@ -171,10 +144,6 @@ void MagiskInit::start() {
 	if (null > STDERR_FILENO)
 		close(null);
 
-	setup_klog();
-
-	load_kernel_info();
-
 	full_read("/init", &self.buf, &self.sz);
 	full_read("/.backup/.magisk", &config.buf, &config.sz);
 
@@ -184,26 +153,27 @@ void MagiskInit::start() {
 	re_exec_init();
 }
 
-void MagiskInit::test() {
-	cmdline_logging();
-	log_cb.ex = nop_ex;
+class RecoveryInit : public BaseInit {
+public:
+	RecoveryInit(char *argv[], cmdline *cmd) : BaseInit(argv, cmd) {};
+	void start() override {
+		LOGD("Ramdisk is recovery, abort\n");
+		rename("/.backup/init", "/init");
+		rm_rf("/.backup");
+		re_exec_init();
+	}
+};
 
-	chdir(dirname(argv[0]));
-	chroot(".");
-	chdir("/");
-
-	load_kernel_info();
-	preset();
-	early_mount();
-	setup_rootfs();
-	cleanup();
-}
-
-static int test_main(int, char *argv[]) {
-	MagiskInit init(argv);
-	init.test();
-	return 0;
-}
+class TestInit : public SARInit {
+public:
+	TestInit(char *argv[], cmdline *cmd) : SARInit(argv, cmd) {};
+	void start() override {
+		preset();
+		early_mount();
+		setup_rootfs();
+		cleanup();
+	}
+};
 
 int main(int argc, char *argv[]) {
 	umask(0);
@@ -220,11 +190,40 @@ int main(int argc, char *argv[]) {
 			return dump_manager(argv[3], 0644);
 	}
 
-	if (getpid() != 1)
-		return 1;
+#ifdef MAGISK_DEBUG
+	bool run_test = getenv("INIT_TEST") != nullptr;
+#else
+	constexpr bool run_test = false;
+#endif
 
-	MagiskInit init(argv);
+	if (run_test) {
+		chdir(dirname(argv[0]));
+		chroot(".");
+		chdir("/");
+		cmdline_logging();
+		log_cb.ex = nop_ex;
+	} else {
+		if (getpid() != 1)
+			return 1;
+		setup_klog();
+	}
+
+	cmdline cmd{};
+	load_kernel_info(&cmd);
+
+	unique_ptr<BaseInit> init;
+	if (run_test) {
+		init = make_unique<TestInit>(argv, &cmd);
+	} else if (cmd.system_as_root) {
+		init = make_unique<SARInit>(argv, &cmd);
+	} else {
+		decompress_ramdisk();
+		if (access("/sbin/recovery", F_OK) == 0)
+			init = make_unique<RecoveryInit>(argv, &cmd);
+		else
+			init = make_unique<LegacyInit>(argv, &cmd);
+	}
 
 	// Run the main routine
-	init.start();
+	init->start();
 }

native/jni/init/init.h

@@ -11,22 +11,21 @@ struct raw_data {
 	size_t sz;
 };
 
-class MagiskInit {
-private:
-	cmdline cmd{};
+class BaseInit {
+protected:
+	cmdline *cmd;
 	raw_data self{};
 	raw_data config{};
-	int root = -1;
 	char **argv;
+	int root = -1;
 	bool load_sepol = false;
 	bool mnt_system = false;
 	bool mnt_vendor = false;
 	bool mnt_product = false;
 	bool mnt_odm = false;
 
-	void load_kernel_info();
-	void preset();
-	void early_mount();
+	virtual void preset() {};
+	virtual void early_mount() {}
 	void setup_rootfs();
 	bool read_dt_fstab(const char *name, char *partname, char *fstype);
 	bool patch_sepolicy();
@@ -34,9 +33,25 @@ private:
 	void re_exec_init();
 
 public:
-	explicit MagiskInit(char *argv[]) : argv(argv) {}
-	void start();
-	void test();
+	BaseInit(char *argv[], cmdline *cmd) : cmd(cmd), argv(argv) {}
+	virtual ~BaseInit() = default;
+	virtual void start();
+};
+
+class LegacyInit : public BaseInit {
+protected:
+	void preset() override;
+	void early_mount() override;
+public:
+	LegacyInit(char *argv[], cmdline *cmd) : BaseInit(argv, cmd) {};
+};
+
+class SARInit : public BaseInit {
+protected:
+	void preset() override;
+	void early_mount() override;
+public:
+	SARInit(char *argv[], cmdline *cmd) : BaseInit(argv, cmd) {};
 };
 
 static inline bool is_lnk(const char *name) {
@@ -46,4 +61,5 @@ static inline bool is_lnk(const char *name) {
 	return S_ISLNK(st.st_mode);
 }
 
+void load_kernel_info(cmdline *cmd);
 int dump_magisk(const char *path, mode_t mode);

native/jni/init/rootfs.cpp

@@ -37,10 +37,10 @@ constexpr const char wrapper[] =
 "exec /sbin/magisk.bin \"$0\" \"$@\"\n"
 ;
 
-void MagiskInit::setup_rootfs() {
+void BaseInit::setup_rootfs() {
 	bool patch_init = patch_sepolicy();
 
-	if (cmd.system_as_root) {
+	if (cmd->system_as_root) {
 		// Clone rootfs
 		LOGD("Clone root dir from system to rootfs\n");
 		int system_root = xopen("/system_root", O_RDONLY | O_CLOEXEC);
@@ -173,7 +173,7 @@ void MagiskInit::setup_rootfs() {
 	close(sbin);
 }
 
-bool MagiskInit::patch_sepolicy() {
+bool BaseInit::patch_sepolicy() {
 	bool patch_init = false;
 
 	if (access(SPLIT_PLAT_CIL, R_OK) == 0) {

native/jni/magiskboot/main.cpp

@@ -12,6 +12,8 @@
 #include "magiskboot.h"
 #include "compress.h"
 
+using namespace std;
+
 static void usage(char *arg0) {
 	fprintf(stderr,
 		FULL_VER(MagiskBoot) " - Boot Image Modification Tool\n"
@@ -114,10 +116,11 @@ int main(int argc, char *argv[]) {
 		usage(argv[0]);
 
 	// Skip '--' for backwards compatibility
-	if (strncmp(argv[1], "--", 2) == 0)
-		argv[1] += 2;
+	string_view action(argv[1]);
+	if (str_starts(action, "--"))
+		action = argv[1] + 2;
 
-	if (strcmp(argv[1], "cleanup") == 0) {
+	if (action == "cleanup") {
 		fprintf(stderr, "Cleaning up...\n");
 		unlink(HEADER_FILE);
 		unlink(KERNEL_FILE);
@@ -127,7 +130,7 @@ int main(int argc, char *argv[]) {
 		unlink(EXTRA_FILE);
 		unlink(RECV_DTBO_FILE);
 		unlink(DTB_FILE);
-	} else if (argc > 2 && strcmp(argv[1], "sha1") == 0) {
+	} else if (argc > 2 && action == "sha1") {
 		uint8_t sha1[SHA_DIGEST_SIZE];
 		void *buf;
 		size_t size;
@@ -137,34 +140,35 @@ int main(int argc, char *argv[]) {
 			printf("%02x", i);
 		printf("\n");
 		munmap(buf, size);
-	} else if (argc > 2 && strcmp(argv[1], "unpack") == 0) {
-		if (strcmp(argv[2], "-h") == 0) {
+	} else if (argc > 2 && action == "unpack") {
+		if (argv[2] == "-h"sv) {
 			if (argc == 3)
 				usage(argv[0]);
 			return unpack(argv[3], true);
 		} else {
 			return unpack(argv[2]);
 		}
-	} else if (argc > 2 && strcmp(argv[1], "repack") == 0) {
-		if (strcmp(argv[2], "-n") == 0) {
-			if (argc == 4)
+	} else if (argc > 2 && action == "repack") {
+		if (argv[2] == "-n"sv) {
+			if (argc == 3)
 				usage(argv[0]);
 			repack(argv[3], argv[4] ? argv[4] : NEW_BOOT, true);
 		} else {
 			repack(argv[2], argv[3] ? argv[3] : NEW_BOOT);
 		}
-	} else if (argc > 2 && strcmp(argv[1], "decompress") == 0) {
+	} else if (argc > 2 && action == "decompress") {
 		decompress(argv[2], argv[3]);
-	} else if (argc > 2 && strncmp(argv[1], "compress", 8) == 0) {
-		compress(argv[1][8] == '=' ? &argv[1][9] : "gzip", argv[2], argv[3]);
-	} else if (argc > 4 && strcmp(argv[1], "hexpatch") == 0) {
+	} else if (argc > 2 && str_starts(action, "compress")) {
+		compress(action[8] == '=' ? &action[9] : "gzip", argv[2], argv[3]);
+	} else if (argc > 4 && action == "hexpatch") {
 		return hexpatch(argv[2], argv[3], argv[4]);
-	} else if (argc > 2 && strcmp(argv[1], "cpio") == 0) {
-		if (cpio_commands(argc - 2, argv + 2)) usage(argv[0]);
-	} else if (argc > 2 && strncmp(argv[1], "dtb", 3) == 0) {
-		if (argv[1][3] != '-')
+	} else if (argc > 2 && action == "cpio"sv) {
+		if (cpio_commands(argc - 2, argv + 2))
 			usage(argv[0]);
-		if (dtb_commands(&argv[1][4], argc - 2, argv + 2))
+	} else if (argc > 2 && str_starts(action, "dtb")) {
+		if (action[3] != '-')
+			usage(argv[0]);
+		if (dtb_commands(&action[4], argc - 2, argv + 2))
 			usage(argv[0]);
 	} else {
 		usage(argv[0]);