Add AppConfig Support for MDM Managed Configurations

.vscode/settings.json

@@ -0,0 +1,3 @@
+{
+    "java.configuration.updateBuildConfiguration": "interactive"
+}

app/src/main/AndroidManifest.xml

@@ -97,6 +97,10 @@
         tools:ignore="UnusedAttribute"
         tools:replace="label, icon, theme, name, allowBackup">
 
+        <meta-data
+            android:name="android.content.APP_RESTRICTIONS"
+            android:resource="@xml/app_restrictions" />
+
         <meta-data
             android:name="android.max_aspect"
             android:value="10" />

app/src/main/java/com/nextcloud/talk/account/ServerSelectionActivity.kt

@@ -30,7 +30,11 @@ import com.blikoon.qrcodescanner.QrCodeActivity
 import com.github.dhaval2404.imagepicker.util.PermissionUtil
 import com.google.android.material.snackbar.Snackbar
 import com.nextcloud.talk.R
+import com.nextcloud.talk.account.data.LoginRepository
+import com.nextcloud.talk.account.data.model.LoginCompletion
 import com.nextcloud.talk.activities.BaseActivity
+import com.nextcloud.talk.account.AccountVerificationActivity
+import com.nextcloud.talk.appconfig.AppConfigManager
 import com.nextcloud.talk.api.NcApi
 import com.nextcloud.talk.application.NextcloudTalkApplication
 import com.nextcloud.talk.application.NextcloudTalkApplication.Companion.sharedApplication
@@ -44,6 +48,7 @@ import com.nextcloud.talk.utils.ApiUtils
 import com.nextcloud.talk.utils.CapabilitiesUtil
 import com.nextcloud.talk.utils.UriUtils
 import com.nextcloud.talk.utils.bundle.BundleKeys
+import java.net.HttpURLConnection
 import com.nextcloud.talk.utils.bundle.BundleKeys.ADD_ADDITIONAL_ACCOUNT
 import com.nextcloud.talk.utils.bundle.BundleKeys.KEY_IS_ACCOUNT_IMPORT
 import com.nextcloud.talk.utils.singletons.ApplicationWideMessageHolder
@@ -69,6 +74,12 @@ class ServerSelectionActivity : BaseActivity() {
     @Inject
     lateinit var networkMonitor: NetworkMonitor
 
+    @Inject
+    lateinit var appConfigManager: AppConfigManager
+
+    @Inject
+    lateinit var loginRepository: LoginRepository
+
     private var statusQueryDisposable: Disposable? = null
 
     private val onBackPressedCallback = object : OnBackPressedCallback(true) {
@@ -92,6 +103,21 @@ class ServerSelectionActivity : BaseActivity() {
         initSystemBars()
 
         onBackPressedDispatcher.addCallback(this, onBackPressedCallback)
+
+        if (savedInstanceState == null) {
+            val managedBaseUrl = appConfigManager.getServerBaseUrl()
+            when {
+                !managedBaseUrl.isNullOrBlank() -> {
+                    binding.serverEntryTextInputEditText.setText(managedBaseUrl)
+                    checkServerAndProceed()
+                }
+
+                !TextUtils.isEmpty(resources!!.getString(R.string.weblogin_url)) -> {
+                    binding.serverEntryTextInputEditText.setText(resources!!.getString(R.string.weblogin_url))
+                    checkServerAndProceed()
+                }
+            }
+        }
     }
 
     override fun onResume() {
@@ -127,10 +153,7 @@ class ServerSelectionActivity : BaseActivity() {
         }
 
         binding.serverEntryTextInputEditText.requestFocus()
-        if (!TextUtils.isEmpty(resources!!.getString(R.string.weblogin_url))) {
-            binding.serverEntryTextInputEditText.setText(resources!!.getString(R.string.weblogin_url))
-            checkServerAndProceed()
-        }
+
         binding.serverEntryTextInputEditText.setOnEditorActionListener { _: TextView?, i: Int, _: KeyEvent? ->
             if (i == EditorInfo.IME_ACTION_DONE) {
                 checkServerAndProceed()
@@ -349,8 +372,27 @@ class ServerSelectionActivity : BaseActivity() {
                                     }
                                 }
                             } else {
+                                val baseUrl = queryUrl.replace("/status.php", "")
+                                val managedUsername = appConfigManager.getUsername()
+                                val managedPassword = appConfigManager.getAppPassword()
+                                if (!managedUsername.isNullOrBlank() && !managedPassword.isNullOrBlank()) {
+                                    val loginCompletion = LoginCompletion(
+                                        HttpURLConnection.HTTP_OK,
+                                        baseUrl,
+                                        managedUsername,
+                                        managedPassword
+                                    )
+                                    val managedBundle = loginRepository.parseAndLogin(loginCompletion)
+                                    if (managedBundle != null) {
+                                        val intent = Intent(context, AccountVerificationActivity::class.java)
+                                        intent.putExtras(managedBundle)
+                                        startActivity(intent)
+                                        return@runOnUiThread
+                                    }
+                                }
+
                                 val bundle = Bundle()
-                                bundle.putString(BundleKeys.KEY_BASE_URL, queryUrl.replace("/status.php", ""))
+                                bundle.putString(BundleKeys.KEY_BASE_URL, baseUrl)
 
                                 val intent = Intent(context, BrowserLoginActivity::class.java)
                                 intent.putExtras(bundle)

app/src/main/java/com/nextcloud/talk/appconfig/AppConfigManager.kt

@@ -0,0 +1,37 @@
+/*
+ * Nextcloud Talk - Android Client
+ *
+ * SPDX-FileCopyrightText: 2026 Nextcloud GmbH and Nextcloud contributors
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+package com.nextcloud.talk.appconfig
+
+import android.content.RestrictionsManager
+import android.content.Context
+import androidx.annotation.VisibleForTesting
+import javax.inject.Inject
+import javax.inject.Singleton
+
+@Singleton
+class AppConfigManager @Inject constructor(private val context: Context) {
+
+    fun getServerBaseUrl(): String? = getString(KEY_SERVER_BASE_URL)?.takeIf { it.isNotBlank() }
+
+    fun getUsername(): String? = getString(KEY_USERNAME)?.takeIf { it.isNotBlank() }
+
+    fun getAppPassword(): String? = getString(KEY_APP_PASSWORD)?.takeIf { it.isNotBlank() }
+
+    @VisibleForTesting
+    internal fun getString(key: String): String? {
+        val restrictionsManager = context.getSystemService(Context.RESTRICTIONS_SERVICE) as? RestrictionsManager
+            ?: return null
+        val restrictions = restrictionsManager.applicationRestrictions
+        return restrictions?.getString(key)
+    }
+
+    companion object {
+        const val KEY_SERVER_BASE_URL = "nextcloud_url"
+        const val KEY_USERNAME = "nextcloud_username"
+        const val KEY_APP_PASSWORD = "nextcloud_password"
+    }
+}

app/src/main/res/values/strings.xml

@@ -996,4 +996,12 @@ How to translate with transifex:
     <string name="turn_on_background_blur">Turn on background blur</string>
     <string name="turn_off_background_blur">Turn off background blur</string>
     <string name="nc_no_account_found">Account not found</string>
+
+    <!-- Managed configurations -->
+    <string name="nc_restriction_server_url_title">Server URL</string>
+    <string name="nc_restriction_server_url_description">Nextcloud server address that should be used by default.</string>
+    <string name="nc_restriction_username_title">Username</string>
+    <string name="nc_restriction_username_description">Username that should be used by default.</string>
+    <string name="nc_restriction_app_password_title">App password</string>
+    <string name="nc_restriction_app_password_description">App-specific password or token for the user.</string>
 </resources>

app/src/main/res/xml/app_restrictions.xml

@@ -0,0 +1,29 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ Nextcloud Talk - Android Client
+  ~
+  ~ SPDX-FileCopyrightText: 2026 Nextcloud GmbH and Nextcloud contributors
+  ~ SPDX-License-Identifier: GPL-3.0-or-later
+  -->
+<restrictions xmlns:android="http://schemas.android.com/apk/res/android">
+    <restriction
+        android:defaultValue=""
+        android:description="@string/nc_restriction_server_url_description"
+        android:key="nextcloud_url"
+        android:restrictionType="string"
+        android:title="@string/nc_restriction_server_url_title" />
+
+    <restriction
+        android:defaultValue=""
+        android:description="@string/nc_restriction_username_description"
+        android:key="nextcloud_username"
+        android:restrictionType="string"
+        android:title="@string/nc_restriction_username_title" />
+
+    <restriction
+        android:defaultValue=""
+        android:description="@string/nc_restriction_app_password_description"
+        android:key="nextcloud_password"
+        android:restrictionType="string"
+        android:title="@string/nc_restriction_app_password_title" />
+</restrictions>