Support for login by m.login.token during QR code sign in

matrix-sdk-android/src/main/java/org/matrix/android/sdk/api/auth/AuthenticationService.kt

@@ -130,4 +130,17 @@ interface AuthenticationService {
      * Return true if qr code login is supported by the server, false otherwise.
      */
     suspend fun isQrLoginSupported(homeServerConnectionConfig: HomeServerConnectionConfig): Boolean
+     * Authenticate using m.login.token method during sign in with QR code.
+     * @param homeServerConnectionConfig the information about the homeserver and other configuration
+     * @param loginToken the m.login.token
+     * @param initialDeviceName the initial device name
+     * @param deviceId the device id, optional. If not provided or null, the server will generate one.
+     */
+
+    suspend fun loginUsingQrLoginToken(
+            homeServerConnectionConfig: HomeServerConnectionConfig,
+            loginToken: String,
+            initialDeviceName: String,
+            deviceId: String? = null
+    ): Session
 }

matrix-sdk-android/src/main/java/org/matrix/android/sdk/api/auth/LoginType.kt

@@ -22,7 +22,8 @@ enum class LoginType {
     UNSUPPORTED,
     CUSTOM,
     DIRECT,
-    UNKNOWN;
+    UNKNOWN,
+    QR;
 
     companion object {
 
@@ -32,6 +33,7 @@ enum class LoginType {
             UNSUPPORTED.name -> UNSUPPORTED
             CUSTOM.name -> CUSTOM
             DIRECT.name -> DIRECT
+            QR.name -> QR
             else -> UNKNOWN
         }
     }

matrix-sdk-android/src/main/java/org/matrix/android/sdk/internal/auth/DefaultAuthenticationService.kt

@@ -40,6 +40,7 @@ import org.matrix.android.sdk.internal.auth.data.WebClientConfig
 import org.matrix.android.sdk.internal.auth.db.PendingSessionData
 import org.matrix.android.sdk.internal.auth.login.DefaultLoginWizard
 import org.matrix.android.sdk.internal.auth.login.DirectLoginTask
+import org.matrix.android.sdk.internal.auth.login.QrLoginTokenTask
 import org.matrix.android.sdk.internal.auth.registration.DefaultRegistrationWizard
 import org.matrix.android.sdk.internal.auth.version.Versions
 import org.matrix.android.sdk.internal.auth.version.doesServerSupportLogoutDevices
@@ -64,7 +65,8 @@ internal class DefaultAuthenticationService @Inject constructor(
         private val sessionCreator: SessionCreator,
         private val pendingSessionStore: PendingSessionStore,
         private val getWellknownTask: GetWellknownTask,
-        private val directLoginTask: DirectLoginTask
+        private val directLoginTask: DirectLoginTask,
+        private val loginTokenAuthTask: QrLoginTokenTask
 ) : AuthenticationService {
 
     private var pendingSessionData: PendingSessionData? = pendingSessionStore.getPendingSessionData()
@@ -420,6 +422,17 @@ internal class DefaultAuthenticationService @Inject constructor(
         }
     }
 
+    override suspend fun loginUsingQrLoginToken(homeServerConnectionConfig: HomeServerConnectionConfig, loginToken: String, initialDeviceName: String, deviceId: String?): Session {
+        return loginTokenAuthTask.execute(
+                QrLoginTokenTask.Params(
+                        homeServerConnectionConfig = homeServerConnectionConfig,
+                        loginToken = loginToken,
+                        deviceName = initialDeviceName,
+                        deviceId = deviceId
+                )
+        )
+    }
+
     private fun buildAuthAPI(homeServerConnectionConfig: HomeServerConnectionConfig): AuthAPI {
         val retrofit = retrofitFactory.create(buildClient(homeServerConnectionConfig), homeServerConnectionConfig.homeServerUriBase.toString())
         return retrofit.create(AuthAPI::class.java)

matrix-sdk-android/src/main/java/org/matrix/android/sdk/internal/auth/data/LoginParams.kt

@@ -18,4 +18,6 @@ package org.matrix.android.sdk.internal.auth.data
 
 internal interface LoginParams {
     val type: String
+    val deviceDisplayName: String?
+    val deviceId: String?
 }

matrix-sdk-android/src/main/java/org/matrix/android/sdk/internal/auth/data/PasswordLoginParams.kt

@@ -30,8 +30,8 @@ internal data class PasswordLoginParams(
         @Json(name = "identifier") val identifier: Map<String, String>,
         @Json(name = "password") val password: String,
         @Json(name = "type") override val type: String,
-        @Json(name = "initial_device_display_name") val deviceDisplayName: String?,
+        @Json(name = "initial_device_display_name") override val deviceDisplayName: String?,
-        @Json(name = "device_id") val deviceId: String?
+        @Json(name = "device_id") override val deviceId: String?
 ) : LoginParams {
 
     companion object {

matrix-sdk-android/src/main/java/org/matrix/android/sdk/internal/auth/data/TokenLoginParams.kt

@@ -23,5 +23,7 @@ import org.matrix.android.sdk.api.auth.data.LoginFlowTypes
 @JsonClass(generateAdapter = true)
 internal data class TokenLoginParams(
         @Json(name = "type") override val type: String = LoginFlowTypes.TOKEN,
-        @Json(name = "token") val token: String
+        @Json(name = "token") val token: String,
+        @Json(name = "initial_device_display_name") override val deviceDisplayName: String?,
+        @Json(name = "device_id") override val deviceId: String?
 ) : LoginParams

matrix-sdk-android/src/main/java/org/matrix/android/sdk/internal/auth/login/QrLoginTokenTask.kt

@@ -0,0 +1,88 @@
+/*
+ * Copyright 2022 The Matrix.org Foundation C.I.C.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.matrix.android.sdk.internal.auth.login
+
+import dagger.Lazy
+import okhttp3.OkHttpClient
+import org.matrix.android.sdk.api.auth.LoginType
+import org.matrix.android.sdk.api.auth.data.HomeServerConnectionConfig
+import org.matrix.android.sdk.api.failure.Failure
+import org.matrix.android.sdk.api.session.Session
+import org.matrix.android.sdk.internal.auth.AuthAPI
+import org.matrix.android.sdk.internal.auth.SessionCreator
+import org.matrix.android.sdk.internal.auth.data.TokenLoginParams
+import org.matrix.android.sdk.internal.di.Unauthenticated
+import org.matrix.android.sdk.internal.network.RetrofitFactory
+import org.matrix.android.sdk.internal.network.executeRequest
+import org.matrix.android.sdk.internal.network.httpclient.addSocketFactory
+import org.matrix.android.sdk.internal.network.ssl.UnrecognizedCertificateException
+import org.matrix.android.sdk.internal.task.Task
+import javax.inject.Inject
+
+internal interface QrLoginTokenTask : Task<QrLoginTokenTask.Params, Session> {
+    data class Params(
+            val homeServerConnectionConfig: HomeServerConnectionConfig,
+            val loginToken: String,
+            val deviceName: String?,
+            val deviceId: String?
+    )
+}
+
+internal class DefaultQrLoginTokenTask @Inject constructor(
+        @Unauthenticated
+        private val okHttpClient: Lazy<OkHttpClient>,
+        private val retrofitFactory: RetrofitFactory,
+        private val sessionCreator: SessionCreator,
+) : QrLoginTokenTask {
+
+    override suspend fun execute(params: QrLoginTokenTask.Params): Session {
+        val client = buildClient(params.homeServerConnectionConfig)
+        val homeServerUrl = params.homeServerConnectionConfig.homeServerUriBase.toString()
+
+        val authAPI = retrofitFactory.create(client, homeServerUrl)
+                .create(AuthAPI::class.java)
+
+        val loginParams = TokenLoginParams(
+                token = params.loginToken,
+                deviceDisplayName = params.deviceName,
+                deviceId = params.deviceId
+        )
+
+        val credentials = try {
+            executeRequest(null) {
+                authAPI.login(loginParams)
+            }
+        } catch (throwable: Throwable) {
+            throw when (throwable) {
+                is UnrecognizedCertificateException -> Failure.UnrecognizedCertificateFailure(
+                        homeServerUrl,
+                        throwable.fingerprint
+                )
+                else -> throwable
+            }
+        }
+
+        return sessionCreator.createSession(credentials, params.homeServerConnectionConfig, LoginType.QR)
+    }
+
+    private fun buildClient(homeServerConnectionConfig: HomeServerConnectionConfig): OkHttpClient {
+        return okHttpClient.get()
+                .newBuilder()
+                .addSocketFactory(homeServerConnectionConfig)
+                .build()
+    }
+}