Merge pull request #1913 from nextcloud/apppassword-onetime

Apppassword onetime

Author: tobiasKaminsky

library/src/main/java/com/nextcloud/android/lib/resources/users/GenerateOneTimeAppPasswordRemoteOperation.kt

@@ -0,0 +1,76 @@
+/*
+ * Nextcloud Android Library
+ *
+ * SPDX-FileCopyrightText: 2025 Nextcloud GmbH and Nextcloud contributors
+ * SPDX-FileCopyrightText: 2025 Tobias Kaminsky
+ * SPDX-License-Identifier: MIT
+ */
+package com.nextcloud.android.lib.resources.users
+
+import com.nextcloud.common.NextcloudClient
+import com.nextcloud.operations.GetMethod
+import com.owncloud.android.lib.common.operations.RemoteOperationResult
+import com.owncloud.android.lib.common.utils.Log_OC
+import com.owncloud.android.lib.resources.OCSRemoteOperation
+import okio.IOException
+import org.apache.commons.httpclient.HttpStatus
+import org.json.JSONObject
+
+/**
+ * Generate an app password via username / login and **onetime** password. Available since Nextcloud 33
+ */
+class GenerateOneTimeAppPasswordRemoteOperation : OCSRemoteOperation<String?>() {
+    override fun run(client: NextcloudClient): RemoteOperationResult<String?> {
+        var result: RemoteOperationResult<String?>
+        var getMethod: GetMethod? = null
+
+        try {
+            getMethod = GetMethod(client.baseUri.toString() + ENDPOINT + JSON_FORMAT, true)
+
+            // remote request
+            val status: Int = client.execute(getMethod)
+
+            if (status == HttpStatus.SC_OK) {
+                val response = getMethod.getResponseBodyAsString()
+
+                val respJSON = JSONObject(response)
+                val password =
+                    respJSON.getJSONObject(NODE_OCS).getJSONObject(NODE_DATA).getString(
+                        NODE_APPPASSWORD
+                    )
+
+                result = RemoteOperationResult(true, getMethod)
+                result.resultData = password
+            } else {
+                result = RemoteOperationResult(false, getMethod)
+            }
+        } catch (e: IOException) {
+            result = RemoteOperationResult(e)
+            Log_OC.e(
+                TAG,
+                "Generate app password failed: " + result.getLogMessage(),
+                result.exception
+            )
+        } catch (e: org.json.JSONException) {
+            result = RemoteOperationResult(e)
+            Log_OC.e(
+                TAG,
+                "Generate app password failed: " + result.getLogMessage(),
+                result.exception
+            )
+        } finally {
+            getMethod?.releaseConnection()
+        }
+        return result
+    }
+
+    companion object {
+        private val TAG: String = GenerateOneTimeAppPasswordRemoteOperation::class.java.getSimpleName()
+        private const val ENDPOINT = "/ocs/v2.php/core/getapppassword-onetime"
+
+        // JSON node names
+        private const val NODE_OCS = "ocs"
+        private const val NODE_DATA = "data"
+        private const val NODE_APPPASSWORD = "apppassword"
+    }
+}