/*
* Copyright 2011 gitblit.com.
*
* 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.gitblit.wicket.panels;
import java.util.Date;
import java.util.List;
import java.util.Map;
import org.apache.wicket.MarkupContainer;
import org.apache.wicket.behavior.SimpleAttributeModifier;
import org.apache.wicket.markup.html.WebMarkupContainer;
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.Constants;
import com.gitblit.Keys;
import com.gitblit.models.RefModel;
import com.gitblit.servlet.BranchGraphServlet;
import com.gitblit.utils.JGitUtils;
import com.gitblit.utils.StringUtils;
import com.gitblit.wicket.ExternalImage;
import com.gitblit.wicket.WicketUtils;
import com.gitblit.wicket.pages.CommitDiffPage;
import com.gitblit.wicket.pages.CommitPage;
import com.gitblit.wicket.pages.GitSearchPage;
import com.gitblit.wicket.pages.LogPage;
import com.gitblit.wicket.pages.TreePage;
public class LogPanel extends BasePanel {
private static final long serialVersionUID = 1L;
private boolean hasMore;
public LogPanel(String wicketId, final String repositoryName, final String objectId,
Repository r, int limit, int pageOffset, boolean showRemoteRefs) {
super(wicketId);
boolean pageResults = limit <= 0;
int itemsPerPage = app().settings().getInteger(Keys.web.itemsPerPage, 50);
if (itemsPerPage <= 1) {
itemsPerPage = 50;
}
final Map<ObjectId, List<RefModel>> allRefs = JGitUtils.getAllRefs(r, showRemoteRefs);
List<RevCommit> commits;
if (pageResults) {
// Paging result set
commits = JGitUtils.getRevLog(r, objectId, pageOffset * itemsPerPage, itemsPerPage);
} else {
// Fixed size result set
commits = JGitUtils.getRevLog(r, objectId, 0, limit);
}
// inaccurate way to determine if there are more commits.
// works unless commits.size() represents the exact end.
hasMore = commits.size() >= itemsPerPage;
final String baseUrl = WicketUtils.getGitblitURL(getRequest());
final boolean showGraph = app().settings().getBoolean(Keys.web.showBranchGraph, true);
MarkupContainer graph = new WebMarkupContainer("graph");
add(graph);
if (!showGraph || commits.isEmpty()) {
// not showing or nothing to show
graph.setVisible(false);
} else {
// set the rowspan on the graph row and +1 for the graph row itself
graph.add(new SimpleAttributeModifier("rowspan", "" + (commits.size() + 1)));
graph.add(new ExternalImage("image", BranchGraphServlet.asLink(baseUrl, repositoryName, commits.get(0).name(), commits.size())));
}
// header
if (pageResults) {
// shortlog page
add(new Label("header", objectId));
} else {
// summary page
// show shortlog page link
add(new LinkPanel("header", "title", objectId, LogPage.class,
WicketUtils.newRepositoryParameter(repositoryName)));
}
final int hashLen = app().settings().getInteger(Keys.web.shortCommitIdLength, 6);
ListDataProvider<RevCommit> dp = new ListDataProvider<RevCommit>(commits);
DataView<RevCommit> logView = new DataView<RevCommit>("commit", dp) {
private static final long serialVersionUID = 1L;
int counter;
@Override
public void populateItem(final Item<RevCommit> item) {
final RevCommit entry = item.getModelObject();
final Date date = JGitUtils.getCommitDate(entry);
final boolean isMerge = entry.getParentCount() > 1;
item.add(WicketUtils.createDateLabel("commitDate", date, getTimeZone(), getTimeUtils()));
// author search link
String author = entry.getAuthorIdent().getName();
LinkPanel authorLink = new LinkPanel("commitAuthor", "list", author,
GitSearchPage.class, WicketUtils.newSearchParameter(repositoryName,
null, author, Constants.SearchType.AUTHOR));
setPersonSearchTooltip(authorLink, author, Constants.SearchType.AUTHOR);
item.add(authorLink);
// merge icon
if (isMerge) {
item.add(WicketUtils.newImage("commitIcon", "commit_merge_16x16.png"));
} else {
item.add(WicketUtils.newBlankImage("commitIcon"));
}
// short message
String shortMessage = entry.getShortMessage();
String trimmedMessage = shortMessage;
if (allRefs.containsKey(entry.getId())) {
trimmedMessage = StringUtils.trimString(shortMessage, Constants.LEN_SHORTLOG_REFS);
} else {
trimmedMessage = StringUtils.trimString(shortMessage, Constants.LEN_SHORTLOG);
}
LinkPanel shortlog = new LinkPanel("commitShortMessage", "list subject" + (isMerge ? " merge" : ""),
trimmedMessage, CommitPage.class, WicketUtils.newObjectParameter(
repositoryName, entry.getName()));
if (!shortMessage.equals(trimmedMessage)) {
WicketUtils.setHtmlTooltip(shortlog, shortMessage);
}
item.add(shortlog);
item.add(new RefsPanel("commitRefs", repositoryName, entry, allRefs));
// commit hash link
LinkPanel commitHash = new LinkPanel("hashLink", null, entry.getName().substring(0, hashLen),
CommitPage.class, WicketUtils.newObjectParameter(
repositoryName, entry.getName()));
WicketUtils.setCssClass(commitHash, "shortsha1");
WicketUtils.setHtmlTooltip(commitHash, entry.getName());
item.add(commitHash);
item.add(new BookmarkablePageLink<Void>("diff", CommitDiffPage.class, WicketUtils
.newObjectParameter(repositoryName, entry.getName())).setEnabled(entry
.getParentCount() > 0));
item.add(new BookmarkablePageLink<Void>("tree", TreePage.class, WicketUtils
.newObjectParameter(repositoryName, entry.getName())));
String clazz = counter % 2 == 0 ? "light commit" : "dark commit";
WicketUtils.setCssClass(item, clazz);
counter++;
}
};
add(logView);
// determine to show pager, more, or neither
if (limit <= 0) {
// no display limit
add(new Label("moreLogs", "").setVisible(false));
} else {
if (pageResults) {
// paging
add(new Label("moreLogs", "").setVisible(false));
} else {
// more
if (commits.size() == limit) {
// show more
add(new LinkPanel("moreLogs", "link", new StringResourceModel("gb.moreLogs",
this, null), LogPage.class,
WicketUtils.newRepositoryParameter(repositoryName)));
} else {
// no more
add(new Label("moreLogs", "").setVisible(false));
}
}
}
}
public boolean hasMore() {
return hasMore;
}
}