1 files changed, 132 insertions, 0 deletions
diff --git a/java/com/google/gerrit/server/restapi/account/PostWatchedProjects.java b/java/com/google/gerrit/server/restapi/account/PostWatchedProjects.java
new file mode 100644
index 0000000000..f29a0ebf4a
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+++ b/java/com/google/gerrit/server/restapi/account/PostWatchedProjects.java
@@ -0,0 +1,132 @@
+// Copyright (C) 2016 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.gerrit.extensions.client.ProjectWatchInfo;
+import com.google.gerrit.extensions.restapi.BadRequestException;
+import com.google.gerrit.extensions.restapi.RestApiException;
+import com.google.gerrit.extensions.restapi.RestModifyView;
+import com.google.gerrit.server.IdentifiedUser;
+import com.google.gerrit.server.UserInitiated;
+import com.google.gerrit.server.account.AccountResource;
+import com.google.gerrit.server.account.AccountsUpdate;
+import com.google.gerrit.server.account.ProjectWatches;
+import com.google.gerrit.server.account.ProjectWatches.NotifyType;
+import com.google.gerrit.server.account.ProjectWatches.ProjectWatchKey;
+import com.google.gerrit.server.permissions.GlobalPermission;
+import com.google.gerrit.server.permissions.PermissionBackend;
+import com.google.gerrit.server.permissions.PermissionBackendException;
+import com.google.gerrit.server.restapi.project.ProjectsCollection;
+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 java.util.EnumSet;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+import org.eclipse.jgit.errors.ConfigInvalidException;
+
+@Singleton
+public class PostWatchedProjects
+    implements RestModifyView<AccountResource, List<ProjectWatchInfo>> {
+  private final Provider<IdentifiedUser> self;
+  private final PermissionBackend permissionBackend;
+  private final GetWatchedProjects getWatchedProjects;
+  private final ProjectsCollection projectsCollection;
+  private final Provider<AccountsUpdate> accountsUpdateProvider;
+
+  @Inject
+  public PostWatchedProjects(
+      Provider<IdentifiedUser> self,
+      PermissionBackend permissionBackend,
+      GetWatchedProjects getWatchedProjects,
+      ProjectsCollection projectsCollection,
+      @UserInitiated Provider<AccountsUpdate> accountsUpdateProvider) {
+    this.self = self;
+    this.permissionBackend = permissionBackend;
+    this.getWatchedProjects = getWatchedProjects;
+    this.projectsCollection = projectsCollection;
+    this.accountsUpdateProvider = accountsUpdateProvider;
+  }
+
+  @Override
+  public List<ProjectWatchInfo> apply(AccountResource rsrc, List<ProjectWatchInfo> input)
+      throws OrmException, RestApiException, IOException, ConfigInvalidException,
+          PermissionBackendException {
+    if (!self.get().hasSameAccountId(rsrc.getUser())) {
+      permissionBackend.currentUser().check(GlobalPermission.ADMINISTRATE_SERVER);
+    }
+
+    Map<ProjectWatchKey, Set<NotifyType>> projectWatches = asMap(input);
+    accountsUpdateProvider
+        .get()
+        .update(
+            "Update Project Watches via API",
+            rsrc.getUser().getAccountId(),
+            u -> u.updateProjectWatches(projectWatches));
+    return getWatchedProjects.apply(rsrc);
+  }
+
+  private Map<ProjectWatchKey, Set<NotifyType>> asMap(List<ProjectWatchInfo> input)
+      throws RestApiException, IOException, PermissionBackendException {
+    Map<ProjectWatchKey, Set<NotifyType>> m = new HashMap<>();
+    for (ProjectWatchInfo info : input) {
+      if (info.project == null) {
+        throw new BadRequestException("project name must be specified");
+      }
+
+      ProjectWatchKey key =
+          ProjectWatchKey.create(projectsCollection.parse(info.project).getNameKey(), info.filter);
+      if (m.containsKey(key)) {
+        throw new BadRequestException(
+            "duplicate entry for project " + format(info.project, info.filter));
+      }
+
+      Set<NotifyType> notifyValues = EnumSet.noneOf(NotifyType.class);
+      if (toBoolean(info.notifyAbandonedChanges)) {
+        notifyValues.add(NotifyType.ABANDONED_CHANGES);
+      }
+      if (toBoolean(info.notifyAllComments)) {
+        notifyValues.add(NotifyType.ALL_COMMENTS);
+      }
+      if (toBoolean(info.notifyNewChanges)) {
+        notifyValues.add(NotifyType.NEW_CHANGES);
+      }
+      if (toBoolean(info.notifyNewPatchSets)) {
+        notifyValues.add(NotifyType.NEW_PATCHSETS);
+      }
+      if (toBoolean(info.notifySubmittedChanges)) {
+        notifyValues.add(NotifyType.SUBMITTED_CHANGES);
+      }
+
+      m.put(key, notifyValues);
+    }
+    return m;
+  }
+
+  private boolean toBoolean(Boolean b) {
+    return b == null ? false : b;
+  }
+
+  private static String format(String project, String filter) {
+    return project
+        + (filter != null && !ProjectWatches.FILTER_ALL.equals(filter)
+            ? " and filter " + filter
+            : "");
+  }
+}