1 files changed, 94 insertions, 0 deletions
diff --git a/java/com/google/gerrit/server/restapi/account/SetPreferences.java b/java/com/google/gerrit/server/restapi/account/SetPreferences.java
new file mode 100644
index 0000000000..2471689644
--- /dev/null
+++ b/java/com/google/gerrit/server/restapi/account/SetPreferences.java
@@ -0,0 +1,94 @@
+// Copyright (C) 2013 The Android Open Source Project
+//
+// 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 com.google.gerrit.server.restapi.account;
+
+import com.google.common.base.Strings;
+import com.google.gerrit.extensions.client.GeneralPreferencesInfo;
+import com.google.gerrit.extensions.config.DownloadScheme;
+import com.google.gerrit.extensions.registration.DynamicMap;
+import com.google.gerrit.extensions.registration.Extension;
+import com.google.gerrit.extensions.restapi.BadRequestException;
+import com.google.gerrit.extensions.restapi.IdString;
+import com.google.gerrit.extensions.restapi.ResourceNotFoundException;
+import com.google.gerrit.extensions.restapi.RestApiException;
+import com.google.gerrit.extensions.restapi.RestModifyView;
+import com.google.gerrit.reviewdb.client.Account;
+import com.google.gerrit.server.CurrentUser;
+import com.google.gerrit.server.UserInitiated;
+import com.google.gerrit.server.account.AccountResource;
+import com.google.gerrit.server.account.AccountState;
+import com.google.gerrit.server.account.AccountsUpdate;
+import com.google.gerrit.server.account.Preferences;
+import com.google.gerrit.server.permissions.GlobalPermission;
+import com.google.gerrit.server.permissions.PermissionBackend;
+import com.google.gerrit.server.permissions.PermissionBackendException;
+import com.google.gwtorm.server.OrmException;
+import com.google.inject.Inject;
+import com.google.inject.Provider;
+import com.google.inject.Singleton;
+import java.io.IOException;
+import org.eclipse.jgit.errors.ConfigInvalidException;
+
+@Singleton
+public class SetPreferences implements RestModifyView<AccountResource, GeneralPreferencesInfo> {
+  private final Provider<CurrentUser> self;
+  private final PermissionBackend permissionBackend;
+  private final Provider<AccountsUpdate> accountsUpdateProvider;
+  private final DynamicMap<DownloadScheme> downloadSchemes;
+
+  @Inject
+  SetPreferences(
+      Provider<CurrentUser> self,
+      PermissionBackend permissionBackend,
+      @UserInitiated Provider<AccountsUpdate> accountsUpdateProvider,
+      DynamicMap<DownloadScheme> downloadSchemes) {
+    this.self = self;
+    this.permissionBackend = permissionBackend;
+    this.accountsUpdateProvider = accountsUpdateProvider;
+    this.downloadSchemes = downloadSchemes;
+  }
+
+  @Override
+  public GeneralPreferencesInfo apply(AccountResource rsrc, GeneralPreferencesInfo input)
+      throws RestApiException, IOException, ConfigInvalidException, PermissionBackendException,
+          OrmException {
+    if (!self.get().hasSameAccountId(rsrc.getUser())) {
+      permissionBackend.currentUser().check(GlobalPermission.MODIFY_ACCOUNT);
+    }
+
+    checkDownloadScheme(input.downloadScheme);
+    Preferences.validateMy(input.my);
+    Account.Id id = rsrc.getUser().getAccountId();
+
+    return accountsUpdateProvider
+        .get()
+        .update("Set General Preferences via API", id, u -> u.setGeneralPreferences(input))
+        .map(AccountState::getGeneralPreferences)
+        .orElseThrow(() -> new ResourceNotFoundException(IdString.fromDecoded(id.toString())));
+  }
+
+  private void checkDownloadScheme(String downloadScheme) throws BadRequestException {
+    if (Strings.isNullOrEmpty(downloadScheme)) {
+      return;
+    }
+
+    for (Extension<DownloadScheme> e : downloadSchemes) {
+      if (e.getExportName().equals(downloadScheme) && e.getProvider().get().isEnabled()) {
+        return;
+      }
+    }
+    throw new BadRequestException("Unsupported download scheme: " + downloadScheme);
+  }
+}