gitblit/src/com/gitblit/wicket/pages/CommitPage.java

package com.gitblit.wicket.pages;

import java.util.ArrayList;
import java.util.List;

import org.apache.wicket.PageParameters;
import org.apache.wicket.markup.html.basic.Label;
import org.apache.wicket.markup.html.link.BookmarkablePageLink;
import org.apache.wicket.markup.repeater.Item;
import org.apache.wicket.markup.repeater.data.DataView;
import org.apache.wicket.markup.repeater.data.ListDataProvider;
import org.apache.wicket.model.StringResourceModel;
import org.eclipse.jgit.lib.Repository;
import org.eclipse.jgit.revwalk.RevCommit;

import com.gitblit.utils.JGitUtils;
import com.gitblit.wicket.LinkPanel;
import com.gitblit.wicket.RepositoryPage;
import com.gitblit.wicket.WicketUtils;
import com.gitblit.wicket.models.PathModel;

public class CommitPage extends RepositoryPage {

	public CommitPage(PageParameters params) {
		super(params);

		Repository r = getRepository();
		RevCommit c = JGitUtils.getCommit(r, objectId);

		List<String> parents = new ArrayList<String>();
		if (c.getParentCount() > 0) {
			for (RevCommit parent : c.getParents()) {
				parents.add(parent.name());
			}
		}

		// commit page links
		if (parents.size() == 0) {
			add(new Label("parentLink", "none"));
			add(new Label("commitdiffLink", getString("gb.commitdiff")));
		} else {
			add(new LinkPanel("parentLink", null, parents.get(0).substring(0, 8), CommitPage.class, newCommitParameter(parents.get(0))));
			add(new LinkPanel("commitdiffLink", null, new StringResourceModel("gb.commitdiff", this, null), CommitDiffPage.class, WicketUtils.newObjectParameter(repositoryName, objectId)));
		}
		add(new BookmarkablePageLink<Void>("patchLink", PatchPage.class, WicketUtils.newObjectParameter(repositoryName, objectId)));

		add(new LinkPanel("shortlog", "title", c.getShortMessage(), CommitDiffPage.class, WicketUtils.newObjectParameter(repositoryName, objectId)));

		addRefs(r, c);

		add(new Label("commitAuthor", JGitUtils.getDisplayName(c.getAuthorIdent())));
		add(WicketUtils.createTimestampLabel("commitAuthorDate", c.getAuthorIdent().getWhen(), getTimeZone()));

		add(new Label("commitCommitter", JGitUtils.getDisplayName(c.getCommitterIdent())));
		add(WicketUtils.createTimestampLabel("commitCommitterDate", c.getCommitterIdent().getWhen(), getTimeZone()));

		add(new Label("commitId", c.getName()));

		add(new LinkPanel("commitTree", "list", c.getTree().getName(), TreePage.class, newCommitParameter()));

		// Parent Commits
		ListDataProvider<String> parentsDp = new ListDataProvider<String>(parents);
		DataView<String> parentsView = new DataView<String>("commitParents", parentsDp) {
			private static final long serialVersionUID = 1L;

			public void populateItem(final Item<String> item) {
				String entry = item.getModelObject();
				item.add(new LinkPanel("commitParent", "list", entry, CommitPage.class, newCommitParameter(entry)));
				item.add(new BookmarkablePageLink<Void>("view", CommitPage.class, newCommitParameter(entry)));
				item.add(new BookmarkablePageLink<Void>("diff", CommitDiffPage.class, newCommitParameter(entry)));
			}
		};
		add(parentsView);

		addFullText("fullMessage", c.getFullMessage(), true);

		// changed paths list
		List<PathModel> paths = JGitUtils.getFilesInCommit(r, c);
		ListDataProvider<PathModel> pathsDp = new ListDataProvider<PathModel>(paths);
		DataView<PathModel> pathsView = new DataView<PathModel>("changedPath", pathsDp) {
			private static final long serialVersionUID = 1L;
			int counter = 0;

			public void populateItem(final Item<PathModel> item) {
				final PathModel entry = item.getModelObject();
				if (entry.isTree()) {
					item.add(new LinkPanel("pathName", null, entry.path, TreePage.class, newPathParameter(entry.path)));
				} else {
					item.add(new LinkPanel("pathName", "list", entry.path, BlobPage.class, newPathParameter(entry.path)));
				}

				item.add(new BookmarkablePageLink<Void>("diff", BlobDiffPage.class, newPathParameter(entry.path)));
				item.add(new BookmarkablePageLink<Void>("view", BlobPage.class, newPathParameter(entry.path)));
				item.add(new BookmarkablePageLink<Void>("blame", BlobPage.class).setEnabled(false));
				item.add(new BookmarkablePageLink<Void>("history", HistoryPage.class, newPathParameter(entry.path)));

				WicketUtils.setAlternatingBackground(item, counter);
				counter++;
			}
		};
		add(pathsView);
	}

	@Override
	protected String getPageName() {
		return getString("gb.commit");
	}
}