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package com.gitblit.wicket.panels;
import java.util.Date;
import java.util.List;
import java.util.Map;
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.ObjectId;
import org.eclipse.jgit.lib.Repository;
import org.eclipse.jgit.revwalk.RevCommit;
import com.gitblit.GitBlit;
import com.gitblit.Keys;
import com.gitblit.utils.JGitUtils;
import com.gitblit.utils.StringUtils;
import com.gitblit.wicket.LinkPanel;
import com.gitblit.wicket.WicketUtils;
import com.gitblit.wicket.pages.BlobDiffPage;
import com.gitblit.wicket.pages.CommitDiffPage;
import com.gitblit.wicket.pages.CommitPage;
import com.gitblit.wicket.pages.HistoryPage;
import com.gitblit.wicket.pages.LogPage;
public class HistoryPanel extends BasePanel {
private static final long serialVersionUID = 1L;
private boolean hasMore = false;
public HistoryPanel(String wicketId, final String repositoryName, String objectId, final String path, Repository r, int limit, int pageOffset) {
super(wicketId);
boolean pageResults = limit <= 0;
int itemsPerPage = GitBlit.self().settings().getInteger(Keys.web.logPageCommitCount, 50);
if (itemsPerPage <= 1) {
itemsPerPage = 50;
}
RevCommit commit = JGitUtils.getCommit(r, objectId);
final Map<ObjectId, List<String>> allRefs = JGitUtils.getAllRefs(r);
List<RevCommit> commits;
if (pageResults) {
// Paging result set
commits = JGitUtils.getRevLog(r, objectId, path, pageOffset * itemsPerPage, itemsPerPage);
} else {
// Fixed size result set
commits = JGitUtils.getRevLog(r, objectId, path, 0, limit);
}
// inaccurate way to determine if there are more commits.
// works unless commits.size() represents the exact end.
hasMore = commits.size() >= itemsPerPage;
// header
if (pageResults) {
// history page
// show commit page link
add(new LinkPanel("header", "title", commit.getShortMessage(), CommitPage.class, WicketUtils.newObjectParameter(repositoryName, commit.getName())));
} else {
// summary page
// show history page link
add(new LinkPanel("header", "title", new StringResourceModel("gb.history", this, null), LogPage.class, WicketUtils.newRepositoryParameter(repositoryName)));
}
// breadcrumbs
add(new PathBreadcrumbsPanel("breadcrumbs", repositoryName, path, objectId));
ListDataProvider<RevCommit> dp = new ListDataProvider<RevCommit>(commits);
DataView<RevCommit> logView = new DataView<RevCommit>("commit", dp) {
private static final long serialVersionUID = 1L;
int counter = 0;
public void populateItem(final Item<RevCommit> item) {
final RevCommit entry = item.getModelObject();
final Date date = JGitUtils.getCommitDate(entry);
item.add(WicketUtils.createDateLabel("commitDate", date, getTimeZone()));
String author = entry.getAuthorIdent().getName();
item.add(WicketUtils.createAuthorLabel("commitAuthor", author));
String shortMessage = entry.getShortMessage();
String trimmedMessage = StringUtils.trimShortLog(shortMessage);
LinkPanel shortlog = new LinkPanel("commitShortMessage", "list subject", trimmedMessage, CommitPage.class, WicketUtils.newObjectParameter(repositoryName, entry.getName()));
if (!shortMessage.equals(trimmedMessage)) {
WicketUtils.setHtmlTitle(shortlog, shortMessage);
}
item.add(shortlog);
item.add(new RefsPanel("commitRefs", repositoryName, entry, allRefs));
item.add(new BookmarkablePageLink<Void>("view", CommitPage.class, WicketUtils.newObjectParameter(repositoryName, entry.getName())));
item.add(new BookmarkablePageLink<Void>("commitdiff", CommitDiffPage.class, WicketUtils.newObjectParameter(repositoryName, entry.getName())));
item.add(new BookmarkablePageLink<Void>("difftocurrent", BlobDiffPage.class, WicketUtils.newPathParameter(repositoryName, entry.getName(), path)).setEnabled(counter > 0));
WicketUtils.setAlternatingBackground(item, counter);
counter++;
}
};
add(logView);
// determine to show pager, more, or neither
if (limit <= 0) {
// no display limit
add(new Label("moreHistory", "").setVisible(false));
} else {
if (pageResults) {
// paging
add(new Label("moreHistory", "").setVisible(false));
} else {
// more
if (commits.size() == limit) {
// show more
add(new LinkPanel("moreHistory", "link", new StringResourceModel("gb.moreHistory", this, null), HistoryPage.class, WicketUtils.newPathParameter(repositoryName, objectId, path)));
} else {
// no more
add(new Label("moreHistory", "").setVisible(false));
}
}
}
}
public boolean hasMore() {
return hasMore;
}
}
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