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/*
* 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.pages;
import java.awt.Color;
import java.awt.Dimension;
import java.text.MessageFormat;
import java.util.ArrayList;
import java.util.List;
import org.apache.wicket.Component;
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.html.panel.Fragment;
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.eclipse.jgit.lib.Repository;
import org.eclipse.jgit.revwalk.RevCommit;
import org.wicketstuff.googlecharts.ChartAxis;
import org.wicketstuff.googlecharts.ChartAxisType;
import org.wicketstuff.googlecharts.ChartProvider;
import org.wicketstuff.googlecharts.ChartType;
import org.wicketstuff.googlecharts.IChartData;
import org.wicketstuff.googlecharts.LineStyle;
import org.wicketstuff.googlecharts.MarkerType;
import org.wicketstuff.googlecharts.ShapeMarker;
import com.gitblit.GitBlit;
import com.gitblit.Keys;
import com.gitblit.models.Metric;
import com.gitblit.models.PathModel;
import com.gitblit.models.RepositoryModel;
import com.gitblit.models.UserModel;
import com.gitblit.utils.JGitUtils;
import com.gitblit.utils.MarkdownUtils;
import com.gitblit.utils.StringUtils;
import com.gitblit.wicket.CacheControl;
import com.gitblit.wicket.CacheControl.LastModified;
import com.gitblit.wicket.GitBlitWebSession;
import com.gitblit.wicket.WicketUtils;
import com.gitblit.wicket.charting.SecureChart;
import com.gitblit.wicket.panels.BranchesPanel;
import com.gitblit.wicket.panels.LinkPanel;
import com.gitblit.wicket.panels.LogPanel;
import com.gitblit.wicket.panels.RepositoryUrlPanel;
import com.gitblit.wicket.panels.TagsPanel;
@CacheControl(LastModified.REPOSITORY)
public class SummaryPage extends RepositoryPage {
public SummaryPage(PageParameters params) {
super(params);
int numberCommits = GitBlit.getInteger(Keys.web.summaryCommitCount, 20);
if (numberCommits <= 0) {
numberCommits = 20;
}
int numberRefs = GitBlit.getInteger(Keys.web.summaryRefsCount, 5);
Repository r = getRepository();
final RepositoryModel model = getRepositoryModel();
UserModel user = GitBlitWebSession.get().getUser();
if (user == null) {
user = UserModel.ANONYMOUS;
}
List<Metric> metrics = null;
Metric metricsTotal = null;
if (!model.skipSummaryMetrics && GitBlit.getBoolean(Keys.web.generateActivityGraph, true)) {
metrics = GitBlit.self().getRepositoryDefaultMetrics(model, r);
metricsTotal = metrics.remove(0);
}
addSyndicationDiscoveryLink();
// repository description
add(new Label("repositoryDescription", getRepositoryModel().description));
// owner links
final List<String> owners = new ArrayList<String>(getRepositoryModel().owners);
ListDataProvider<String> ownersDp = new ListDataProvider<String>(owners);
DataView<String> ownersView = new DataView<String>("repositoryOwners", ownersDp) {
private static final long serialVersionUID = 1L;
int counter = 0;
@Override
public void populateItem(final Item<String> item) {
String ownername = item.getModelObject();
UserModel ownerModel = GitBlit.self().getUserModel(ownername);
if (ownerModel != null) {
item.add(new LinkPanel("owner", null, ownerModel.getDisplayName(), UserPage.class,
WicketUtils.newUsernameParameter(ownerModel.username)).setRenderBodyOnly(true));
} else {
Label owner = new Label("owner", ownername);
WicketUtils.setCssStyle(owner, "text-decoration: line-through;");
WicketUtils.setHtmlTooltip(owner, MessageFormat.format(getString("gb.failedToFindAccount"), ownername));
item.add(owner);
}
counter++;
item.add(new Label("comma", ",").setVisible(counter < owners.size()));
item.setRenderBodyOnly(true);
}
};
ownersView.setRenderBodyOnly(true);
add(ownersView);
add(WicketUtils.createTimestampLabel("repositoryLastChange",
JGitUtils.getLastChange(r).when, getTimeZone(), getTimeUtils()));
add(new Label("repositorySize", getRepositoryModel().size));
if (metricsTotal == null) {
add(new Label("branchStats", ""));
} else {
add(new Label("branchStats",
MessageFormat.format(getString("gb.branchStats"), metricsTotal.count,
metricsTotal.tag, getTimeUtils().duration(metricsTotal.duration))));
}
add(new BookmarkablePageLink<Void>("metrics", MetricsPage.class,
WicketUtils.newRepositoryParameter(repositoryName)));
add(new RepositoryUrlPanel("repositoryUrlPanel", false, user, model));
add(new LogPanel("commitsPanel", repositoryName, getRepositoryModel().HEAD, r, numberCommits, 0, getRepositoryModel().showRemoteBranches));
add(new TagsPanel("tagsPanel", repositoryName, r, numberRefs).hideIfEmpty());
add(new BranchesPanel("branchesPanel", getRepositoryModel(), r, numberRefs, false).hideIfEmpty());
String htmlText = null;
String markdownText = null;
String readme = null;
boolean isMarkdown = false;
try {
RevCommit head = JGitUtils.getCommit(r, null);
List<String> markdownExtensions = GitBlit.getStrings(Keys.web.markdownExtensions);
List<PathModel> paths = JGitUtils.getFilesInPath(r, null, head);
for (PathModel path : paths) {
if (!path.isTree()) {
String name = path.name.toLowerCase();
if (name.equals("readme") || name.equals("readme.txt")) {
readme = path.name;
isMarkdown = false;
} else if (name.startsWith("readme")) {
if (name.indexOf('.') > -1) {
String ext = name.substring(name.lastIndexOf('.') + 1);
if (markdownExtensions.contains(ext)) {
readme = path.name;
isMarkdown = true;
break;
}
}
}
}
}
if (!StringUtils.isEmpty(readme)) {
String [] encodings = GitBlit.getEncodings();
markdownText = JGitUtils.getStringContent(r, head.getTree(), readme, encodings);
if (isMarkdown) {
htmlText = MarkdownUtils.transformMarkdown(markdownText, getLinkRenderer());
} else {
htmlText = MarkdownUtils.transformPlainText(markdownText);
}
}
} catch (Exception e) {
logger.error("failed to transform markdown", e);
markdownText = MessageFormat.format("<div class=\"alert alert-error\"><strong>{0}:</strong> {1}</div>{2}", getString("gb.error"), getString("gb.markdownFailure"), markdownText);
htmlText = MarkdownUtils.transformPlainText(markdownText);
}
if (StringUtils.isEmpty(htmlText)) {
add(new Label("readme").setVisible(false));
} else {
Fragment fragment = new Fragment("readme", isMarkdown ? "markdownPanel" : "plaintextPanel", this);
fragment.add(new Label("readmeFile", readme));
// Add the html to the page
Component content = new Label("readmeContent", htmlText).setEscapeModelStrings(false);
fragment.add(content.setVisible(!StringUtils.isEmpty(htmlText)));
add(fragment);
}
// Display an activity line graph
insertActivityGraph(metrics);
}
@Override
protected String getPageName() {
return getString("gb.summary");
}
private void insertActivityGraph(List<Metric> metrics) {
if ((metrics != null) && (metrics.size() > 0)
&& GitBlit.getBoolean(Keys.web.generateActivityGraph, true)) {
IChartData data = WicketUtils.getChartData(metrics);
ChartProvider provider = new ChartProvider(new Dimension(290, 100), ChartType.LINE,
data);
ChartAxis dateAxis = new ChartAxis(ChartAxisType.BOTTOM);
dateAxis.setLabels(new String[] { metrics.get(0).name,
metrics.get(metrics.size() / 2).name, metrics.get(metrics.size() - 1).name });
provider.addAxis(dateAxis);
ChartAxis commitAxis = new ChartAxis(ChartAxisType.LEFT);
commitAxis.setLabels(new String[] { "",
String.valueOf((int) WicketUtils.maxValue(metrics)) });
provider.addAxis(commitAxis);
provider.setLineStyles(new LineStyle[] { new LineStyle(2, 4, 0), new LineStyle(0, 4, 1) });
provider.addShapeMarker(new ShapeMarker(MarkerType.CIRCLE, Color.decode("#002060"), 1, -1, 5));
add(new SecureChart("commitsChart", provider));
} else {
add(WicketUtils.newBlankImage("commitsChart"));
}
}
}
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