Open source stub APK loader

Close #3537
2025-09-06 06:36:58 +00:00 · 2020-12-29 01:44:02 -08:00
parent 6b42db943d
commit 41a644afb9
14 changed files with 381 additions and 11 deletions
@@ -0,0 +1,133 @@
+package com.topjohnwu.magisk;
+
+import android.app.Activity;
+import android.app.AlertDialog;
+import android.app.ProgressDialog;
+import android.content.Context;
+import android.os.AsyncTask;
+import android.os.Bundle;
+import android.util.Log;
+import android.view.ContextThemeWrapper;
+import android.widget.Toast;
+
+import com.topjohnwu.magisk.net.Networking;
+import com.topjohnwu.magisk.net.Request;
+import com.topjohnwu.magisk.utils.APKInstall;
+
+import org.json.JSONException;
+import org.json.JSONObject;
+
+import java.io.File;
+
+import static android.R.string.no;
+import static android.R.string.ok;
+import static android.R.string.yes;
+import static com.topjohnwu.magisk.DelegateApplication.dynLoad;
+import static com.topjohnwu.magisk.R.string.dling;
+import static com.topjohnwu.magisk.R.string.no_internet_msg;
+import static com.topjohnwu.magisk.R.string.relaunch_app;
+import static com.topjohnwu.magisk.R.string.upgrade_msg;
+
+public class DownloadActivity extends Activity {
+
+    private static final String APP_NAME = "Magisk Manager";
+    private static final String CDN_URL = "https://cdn.jsdelivr.net/gh/topjohnwu/magisk_files@%s/%s";
+
+    private String apkLink;
+    private String sha;
+    private Context themed;
+    private ProgressDialog dialog;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        Networking.init(this);
+        themed = new ContextThemeWrapper(this, android.R.style.Theme_DeviceDefault);
+
+        if (Networking.checkNetworkStatus(this)) {
+            fetchAPKURL();
+        } else {
+            new AlertDialog.Builder(themed)
+                    .setCancelable(false)
+                    .setTitle(APP_NAME)
+                    .setMessage(getString(no_internet_msg))
+                    .setNegativeButton(ok, (d, w) -> finish())
+                    .show();
+        }
+    }
+
+    private void fetchAPKURL() {
+        dialog = ProgressDialog.show(themed, "", "", true);
+        String url;
+        if (BuildConfig.DEV_CHANNEL != null) {
+            url = BuildConfig.DEV_CHANNEL;
+        } else if (!BuildConfig.CANARY) {
+            url = "https://topjohnwu.github.io/magisk_files/stable.json";
+        } else {
+            url = "https://api.github.com/repos/topjohnwu/magisk_files/branches/canary";
+            request(url).getAsJSONObject(this::handleCanary);
+            return;
+        }
+        request(url).getAsJSONObject(this::handleJSON);
+    }
+
+    private void error(Throwable e) {
+        Log.e(getClass().getSimpleName(), "", e);
+        finish();
+    }
+
+    private Request request(String url) {
+        return Networking.get(url).setErrorHandler((conn, e) -> error(e));
+    }
+
+    private void handleCanary(JSONObject json) {
+        try {
+            sha = json.getJSONObject("commit").getString("sha");
+            String url = String.format(CDN_URL, sha, "canary.json");
+            request(url).getAsJSONObject(this::handleJSON);
+        } catch (JSONException e) {
+            error(e);
+        }
+    }
+
+    private void handleJSON(JSONObject json) {
+        dialog.dismiss();
+        try {
+            apkLink = json.getJSONObject("app").getString("link");
+            if (!apkLink.startsWith("http"))
+                apkLink = String.format(CDN_URL, sha, apkLink);
+            new AlertDialog.Builder(themed)
+                    .setCancelable(false)
+                    .setTitle(APP_NAME)
+                    .setMessage(getString(upgrade_msg))
+                    .setPositiveButton(yes, (d, w) -> dlAPK())
+                    .setNegativeButton(no, (d, w) -> finish())
+                    .show();
+        } catch (JSONException e) {
+            error(e);
+        }
+    }
+
+    private void dlAPK() {
+        dialog = ProgressDialog.show(themed, getString(dling), getString(dling) + " " + APP_NAME, true);
+        // Download and upgrade the app
+        File apk = dynLoad ? DynAPK.current(this) : new File(getCacheDir(), "manager.apk");
+        request(apkLink).setExecutor(AsyncTask.THREAD_POOL_EXECUTOR).getAsFile(apk, file -> {
+            if (dynLoad) {
+                InjectAPK.setup(this);
+                runOnUiThread(() -> {
+                    dialog.dismiss();
+                    Toast.makeText(themed, relaunch_app, Toast.LENGTH_LONG).show();
+                    finish();
+                });
+            } else {
+                runOnUiThread(() -> {
+                    dialog.dismiss();
+                    APKInstall.install(this, file);
+                    finish();
+                });
+            }
+        });
+    }
+
+}