install/uninstall app

Readme.md

@@ -27,13 +27,14 @@
   - 关闭USB信号（需设备支持）
   - 设置时间
   - 管理系统更新策略
-  - 清除数据
+  - 恢复出厂设置
 - 应用管理
   - 隐藏应用
   - 停用应用
   - 禁止卸载应用
   - 应用权限管理
-  - 设置许可的输入法
+  - 清除应用数据
+  - 安装、卸载应用
 - 用户限制
   - 网络和互联网：禁止使用流量、WiFi、VPN、私人DNS
   - 其他连接：禁止使用蓝牙、位置信息、NFC、USB(MTP)
@@ -50,15 +51,15 @@
   - 最大密码错误次数
   - 密码失效超时时间
   - 设置密码复杂度要求
+  - 修改锁屏可用功能
 
 ### 这个应用十分危险！！！
 
 在使用各个功能之前，请仔细阅读相应的说明。红色的按钮一定要谨慎使用！
 如果操作不慎，可能会意外地丢失数据或者让你无法解锁你的设备！
 
-### 即将加入的功能
+### 正在开发的功能
 
-- ~~应用管理：安装/卸载应用~~（暂不考虑）
 - 应用管理：包选择器（目前只能手动输入包名）
 - 应用管理：应用权限选择器
 - 用户管理：用户选择器（目前只能手动输入用户序列号）

app/src/main/AndroidManifest.xml

@@ -16,6 +16,8 @@
     <uses-permission android:name="android.permission.MANAGE_DEVICE_POLICY_RUNTIME_PERMISSIONS"/>
     <uses-permission android:name="android.permission.MANAGE_DEVICE_POLICY_ORGANIZATION_IDENTITY"/>
     <uses-permission android:name="android.permission.MANAGE_DEVICE_POLICY_PROFILE_INTERACTION"/>
+    <uses-permission android:name="android.permission.REQUEST_INSTALL_PACKAGES"/>
+    <uses-permission android:name="android.permission.REQUEST_DELETE_PACKAGES"/>
     <application
         android:dataExtractionRules="@xml/data_extraction_rules"
         android:fullBackupContent="@xml/backup_rules"
@@ -60,5 +62,14 @@
                 <action android:name="android.app.action.DEVICE_ADMIN_DISABLED"/>
             </intent-filter>
         </receiver>
+        <receiver
+        android:name="PackageInstallerReceiver"
+        android:description="@string/app_name"
+        android:permission="android.permission.BIND_DEVICE_ADMIN"
+        android:exported="true">
+            <intent-filter>
+                <action android:name="com.binbin.androidowner.PKG_INSTALL_RESULT"/>
+            </intent-filter>
+        </receiver>
     </application>
 </manifest>

app/src/main/java/com/binbin/androidowner/ApplicationManage.kt

@@ -1,5 +1,6 @@
 package com.binbin.androidowner
 
+import android.app.PendingIntent
 import android.app.admin.DevicePolicyManager
 import android.app.admin.DevicePolicyManager.PERMISSION_GRANT_STATE_DEFAULT
 import android.app.admin.DevicePolicyManager.PERMISSION_GRANT_STATE_DENIED
@@ -11,6 +12,7 @@ import android.app.admin.PackagePolicy.PACKAGE_POLICY_BLOCKLIST
 import android.content.ComponentName
 import android.content.Context
 import android.content.Intent
+import android.content.pm.PackageInstaller
 import android.content.pm.PackageManager.NameNotFoundException
 import android.net.Uri
 import android.os.Build.VERSION
@@ -39,6 +41,8 @@ import androidx.compose.ui.text.input.KeyboardType
 import androidx.compose.ui.text.style.TextAlign
 import androidx.compose.ui.unit.dp
 import androidx.core.content.ContextCompat.startActivity
+import java.io.IOException
+import java.io.InputStream
 import java.util.concurrent.Executors
 
 private var credentialList = mutableSetOf<String>()
@@ -527,6 +531,71 @@ fun ApplicationManage(){
                 Text("设为默认拨号应用")
             }
         }
+        
+        Column(modifier = sections()){
+            Text(text = "卸载应用", style = typography.titleLarge)
+            Text(text = "静默卸载需Device owner", style = bodyTextStyle)
+            Row(modifier = Modifier.fillMaxWidth(), horizontalArrangement = Arrangement.SpaceBetween){
+                Button(
+                    onClick = {
+                        val intent = Intent(myContext,PackageInstallerReceiver::class.java)
+                        val intentSender = PendingIntent.getBroadcast(myContext, 8, intent, PendingIntent.FLAG_IMMUTABLE).intentSender
+                        val pkgInstaller = myContext.packageManager.packageInstaller
+                        pkgInstaller.uninstall(pkgName, intentSender)
+                    },
+                    modifier = Modifier.fillMaxWidth(0.49F)
+                ) {
+                    Text("静默卸载")
+                }
+                Button(
+                    onClick = {
+                        val intent = Intent(Intent.ACTION_UNINSTALL_PACKAGE)
+                        intent.setData(Uri.parse("package:$pkgName"))
+                        myContext.startActivity(intent)
+                    },
+                    modifier = Modifier.fillMaxWidth(0.96F)
+                ) {
+                    Text("请求卸载")
+                }
+            }
+        }
+        
+        Column(modifier = sections()){
+            Text(text = "安装应用", style = typography.titleLarge)
+            Text(text = "静默安装需Device owner", style = bodyTextStyle)
+            Button(
+                onClick = {
+                    focusMgr.clearFocus()
+                    val installApkIntent = Intent(Intent.ACTION_GET_CONTENT)
+                    installApkIntent.setType("application/vnd.android.package-archive")
+                    installApkIntent.addCategory(Intent.CATEGORY_OPENABLE)
+                    getApk.launch(installApkIntent)
+                },
+                modifier = Modifier.fillMaxWidth()
+            ) {
+                Text("选择APK...")
+            }
+            Row(modifier = Modifier.fillMaxWidth(), horizontalArrangement = Arrangement.SpaceBetween){
+                Button(
+                    onClick = { uriToStream(myContext, apkUri){stream -> installPackage(myContext,stream)} },
+                    modifier = Modifier.fillMaxWidth(0.49F)
+                ) {
+                    Text("静默安装")
+                }
+                Button(
+                    onClick = {
+                        val intent = Intent(Intent.ACTION_INSTALL_PACKAGE)
+                        intent.setData(apkUri)
+                        intent.setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION)
+                        myContext.startActivity(intent)
+                    },
+                    modifier = Modifier.fillMaxWidth(0.96F)
+                ) {
+                    Text("请求安装")
+                }
+            }
+        }
+        
         Spacer(Modifier.padding(30.dp))
     }
     }
@@ -557,3 +626,22 @@ private fun AppManageItem(
         )
     }
 }
+
+@Throws(IOException::class)
+private fun installPackage(context: Context, inputStream: InputStream){
+    val packageInstaller = context.packageManager.packageInstaller
+    val params = PackageInstaller.SessionParams(PackageInstaller.SessionParams.MODE_FULL_INSTALL)
+    val sessionId = packageInstaller.createSession(params)
+    val session = packageInstaller.openSession(sessionId)
+    val out = session.openWrite("COSU", 0, -1)
+    val buffer = ByteArray(65536)
+    var c: Int
+    while(inputStream.read(buffer).also{c = it}!=-1) {
+        out.write(buffer, 0, c)
+    }
+    session.fsync(out)
+    inputStream.close()
+    out.close()
+    val pendingIntent = PendingIntent.getBroadcast(context, sessionId, Intent(context,PackageInstallerReceiver::class.java), PendingIntent.FLAG_IMMUTABLE).intentSender
+    session.commit(pendingIntent)
+}

app/src/main/java/com/binbin/androidowner/MainActivity.kt

@@ -6,6 +6,7 @@ import android.app.admin.DevicePolicyManager
 import android.content.ComponentName
 import android.content.Context
 import android.content.Intent
+import android.net.Uri
 import android.os.Build.VERSION
 import android.os.Bundle
 import android.os.UserManager
@@ -42,10 +43,14 @@ import androidx.navigation.compose.rememberNavController
 import com.binbin.androidowner.ui.theme.AndroidOwnerTheme
 import java.io.FileNotFoundException
 import java.io.IOException
+import java.io.InputStream
+
 
 lateinit var getCaCert: ActivityResultLauncher<Intent>
 lateinit var createUser:ActivityResultLauncher<Intent>
 lateinit var createManagedProfile:ActivityResultLauncher<Intent>
+lateinit var getApk:ActivityResultLauncher<Intent>
+lateinit var apkUri: Uri
 var caCert = byteArrayOf()
 
 @ExperimentalMaterial3Api
@@ -53,20 +58,16 @@ class MainActivity : ComponentActivity() {
     override fun onCreate(savedInstanceState: Bundle?) {
         WindowCompat.setDecorFitsSystemWindows(window, false)
         super.onCreate(savedInstanceState)
-        getCaCert = registerForActivityResult(ActivityResultContracts.StartActivityForResult()) {
+        getApk = registerForActivityResult(ActivityResultContracts.StartActivityForResult()) {
             val uri = it.data?.data
-            if(uri!=null){
+            if(uri!=null){ apkUri = uri }
-                try{
+            else{ Toast.makeText(applicationContext, "空URI", Toast.LENGTH_SHORT).show() }
-                    val stream = contentResolver.openInputStream(uri)
+        }
-                    if(stream!=null) {
+        getCaCert = registerForActivityResult(ActivityResultContracts.StartActivityForResult()) {
+            uriToStream(applicationContext,it.data?.data){stream->
                 caCert = stream.readBytes()
                 if(caCert.size>50000){ Toast.makeText(applicationContext, "太大了", Toast.LENGTH_SHORT).show(); caCert = byteArrayOf() }
-                    }else{ Toast.makeText(applicationContext, "空的流", Toast.LENGTH_SHORT).show() }
-                    stream?.close()
             }
-                catch(e:FileNotFoundException){ Toast.makeText(applicationContext, "文件不存在", Toast.LENGTH_SHORT).show() }
-                catch(e:IOException){ Toast.makeText(applicationContext, "IO异常", Toast.LENGTH_SHORT).show() }
-            }else{ Toast.makeText(applicationContext, "空URI", Toast.LENGTH_SHORT).show() }
         }
         createUser = registerForActivityResult(ActivityResultContracts.StartActivityForResult()) {
             when(it.resultCode){
@@ -340,3 +341,21 @@ fun sections(bgColor:Color=MaterialTheme.colorScheme.primaryContainer):Modifier{
             .padding(vertical = 2.dp, horizontal = 3.dp)
     }
 }
+
+fun uriToStream(
+    context: Context,
+    uri: Uri?,
+    operation:(stream:InputStream)->Unit
+){
+    if(uri!=null){
+        apkUri = uri
+        try{
+            val stream = context.contentResolver.openInputStream(uri)
+            if(stream!=null) { operation(stream) }
+            else{ Toast.makeText(context, "空的流", Toast.LENGTH_SHORT).show() }
+            stream?.close()
+        }
+        catch(e:FileNotFoundException){ Toast.makeText(context, "文件不存在", Toast.LENGTH_SHORT).show() }
+        catch(e:IOException){ Toast.makeText(context, "IO异常", Toast.LENGTH_SHORT).show() }
+    }else{ Toast.makeText(context, "空URI", Toast.LENGTH_SHORT).show() }
+}

app/src/main/java/com/binbin/androidowner/ManagedProfile.kt

@@ -65,7 +65,7 @@ fun ManagedProfile() {
                     Text("跳转至个人应用")
                 }
             }else{
-                if(!myDpm.isProvisioningAllowed(ACTION_PROVISION_MANAGED_PROFILE)){
+                if(!myDpm.isProvisioningAllowed(ACTION_PROVISION_MANAGED_PROFILE)&&!isDeviceOwner(myDpm)){
                     Button(
                         onClick = { myContext.startActivity(Intent("com.binbin.androidowner.MAIN_ACTION")) }, modifier = Modifier.fillMaxWidth()
                     ){

app/src/main/java/com/binbin/androidowner/Permissions.kt

@@ -231,11 +231,7 @@ fun DpmPermissions(navCtrl:NavHostController){
         
         if((VERSION.SDK_INT>=26&&isDeviceOwner(myDpm))||(VERSION.SDK_INT>=24&&isProfileOwner(myDpm))){
             Column(modifier = sections()){
-                var orgName by remember{
+                var orgName by remember{mutableStateOf(try{myDpm.getOrganizationName(myComponent).toString()}catch(e:SecurityException){""})}
-                    mutableStateOf(
-                        if(myDpm.getOrganizationName(myComponent).toString()=="null"){ "" }else{ myDpm.getOrganizationName(myComponent).toString() }
-                    )
-                }
                 Text(text = "组织名称", style = typography.titleLarge)
                 TextField(
                     value = orgName, onValueChange = {orgName=it}, modifier = Modifier.fillMaxWidth().padding(vertical = 3.dp),

app/src/main/java/com/binbin/androidowner/Receiver.kt

@@ -2,10 +2,12 @@ package com.binbin.androidowner
 
 import android.annotation.SuppressLint
 import android.app.admin.DeviceAdminReceiver
+import android.content.BroadcastReceiver
 import android.content.Context
 import android.content.Intent
-import android.os.Build
+import android.content.pm.PackageInstaller.*
 import android.os.Build.VERSION
+import android.util.Log
 import android.widget.Toast
 
 class MyDeviceAdminReceiver : DeviceAdminReceiver() {
@@ -34,3 +36,22 @@ class MyDeviceAdminReceiver : DeviceAdminReceiver() {
         Toast.makeText(context, "新的系统更新！", Toast.LENGTH_SHORT).show()
     }
 }
+
+class PackageInstallerReceiver:BroadcastReceiver(){
+    override fun onReceive(context: Context, intent: Intent) {
+        val toastText = when(intent.getIntExtra(EXTRA_STATUS,666)){
+            STATUS_PENDING_USER_ACTION->"等待用户交互"
+            STATUS_SUCCESS->"成功"
+            STATUS_FAILURE->"失败"
+            STATUS_FAILURE_BLOCKED->"失败：被阻止"
+            STATUS_FAILURE_ABORTED->"失败：被打断"
+            STATUS_FAILURE_INVALID->"失败：无效"
+            STATUS_FAILURE_CONFLICT->"失败：冲突"
+            STATUS_FAILURE_STORAGE->"失败：空间不足"
+            STATUS_FAILURE_INCOMPATIBLE->"失败：不兼容"
+            STATUS_FAILURE_TIMEOUT->"失败：超时"
+            else->"未知"
+        }
+        Log.e("静默安装","${intent.getIntExtra(EXTRA_STATUS,666)}:$toastText")
+    }
+}