1 files changed, 107 insertions, 0 deletions
diff --git a/java/com/google/gerrit/server/edit/ChangeEditJson.java b/java/com/google/gerrit/server/edit/ChangeEditJson.java
new file mode 100644
index 0000000000..55e0aefbbf
--- /dev/null
+++ b/java/com/google/gerrit/server/edit/ChangeEditJson.java
@@ -0,0 +1,107 @@
+// Copyright (C) 2014 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.edit;
+
+import com.google.gerrit.extensions.common.CommitInfo;
+import com.google.gerrit.extensions.common.EditInfo;
+import com.google.gerrit.extensions.common.FetchInfo;
+import com.google.gerrit.extensions.config.DownloadCommand;
+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.server.CommonConverters;
+import com.google.gerrit.server.CurrentUser;
+import com.google.gerrit.server.change.DownloadCommandsJson;
+import com.google.inject.Inject;
+import com.google.inject.Provider;
+import com.google.inject.Singleton;
+import java.util.ArrayList;
+import java.util.LinkedHashMap;
+import java.util.Map;
+import org.eclipse.jgit.revwalk.RevCommit;
+
+@Singleton
+public class ChangeEditJson {
+  private final DynamicMap<DownloadCommand> downloadCommands;
+  private final DynamicMap<DownloadScheme> downloadSchemes;
+  private final Provider<CurrentUser> userProvider;
+
+  @Inject
+  ChangeEditJson(
+      DynamicMap<DownloadCommand> downloadCommand,
+      DynamicMap<DownloadScheme> downloadSchemes,
+      Provider<CurrentUser> userProvider) {
+    this.downloadCommands = downloadCommand;
+    this.downloadSchemes = downloadSchemes;
+    this.userProvider = userProvider;
+  }
+
+  public EditInfo toEditInfo(ChangeEdit edit, boolean downloadCommands) {
+    EditInfo out = new EditInfo();
+    out.commit = fillCommit(edit.getEditCommit());
+    out.baseRevision = edit.getBasePatchSet().getRevision().get();
+    out.basePatchSetNumber = edit.getBasePatchSet().getPatchSetId();
+    out.ref = edit.getRefName();
+    if (downloadCommands) {
+      out.fetch = fillFetchMap(edit);
+    }
+    return out;
+  }
+
+  private static CommitInfo fillCommit(RevCommit editCommit) {
+    CommitInfo commit = new CommitInfo();
+    commit.commit = editCommit.toObjectId().getName();
+    commit.author = CommonConverters.toGitPerson(editCommit.getAuthorIdent());
+    commit.committer = CommonConverters.toGitPerson(editCommit.getCommitterIdent());
+    commit.subject = editCommit.getShortMessage();
+    commit.message = editCommit.getFullMessage();
+
+    commit.parents = new ArrayList<>(editCommit.getParentCount());
+    for (RevCommit p : editCommit.getParents()) {
+      CommitInfo i = new CommitInfo();
+      i.commit = p.name();
+      commit.parents.add(i);
+    }
+
+    return commit;
+  }
+
+  private Map<String, FetchInfo> fillFetchMap(ChangeEdit edit) {
+    Map<String, FetchInfo> r = new LinkedHashMap<>();
+    for (Extension<DownloadScheme> e : downloadSchemes) {
+      String schemeName = e.getExportName();
+      DownloadScheme scheme = e.getProvider().get();
+      if (!scheme.isEnabled()
+          || (scheme.isAuthRequired() && !userProvider.get().isIdentifiedUser())) {
+        continue;
+      }
+
+      // No fluff, just stuff
+      if (!scheme.isAuthSupported()) {
+        continue;
+      }
+
+      String projectName = edit.getChange().getProject().get();
+      String refName = edit.getRefName();
+      FetchInfo fetchInfo = new FetchInfo(scheme.getUrl(projectName), refName);
+      r.put(schemeName, fetchInfo);
+
+      DownloadCommandsJson.populateFetchMap(
+          scheme, downloadCommands, projectName, refName, fetchInfo);
+    }
+
+    return r;
+  }
+}