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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.util.ArrayList;
import java.util.Arrays;
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.html.link.ExternalLink;
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.diff.DiffEntry.ChangeType;
import org.eclipse.jgit.lib.Repository;
import org.eclipse.jgit.revwalk.RevCommit;
import com.gitblit.Constants;
import com.gitblit.Keys;
import com.gitblit.models.GitNote;
import com.gitblit.models.PathModel.PathChangeModel;
import com.gitblit.models.SubmoduleModel;
import com.gitblit.servlet.RawServlet;
import com.gitblit.utils.DiffUtils;
import com.gitblit.utils.DiffUtils.DiffOutput;
import com.gitblit.utils.DiffUtils.DiffOutputType;
import com.gitblit.utils.JGitUtils;
import com.gitblit.wicket.CacheControl;
import com.gitblit.wicket.CacheControl.LastModified;
import com.gitblit.wicket.WicketUtils;
import com.gitblit.wicket.panels.CommitHeaderPanel;
import com.gitblit.wicket.panels.CommitLegendPanel;
import com.gitblit.wicket.panels.DiffStatPanel;
import com.gitblit.wicket.panels.GravatarImage;
import com.gitblit.wicket.panels.LinkPanel;
import com.gitblit.wicket.panels.RefsPanel;
@CacheControl(LastModified.BOOT)
public class CommitDiffPage extends RepositoryPage {
public CommitDiffPage(PageParameters params) {
super(params);
Repository r = getRepository();
RevCommit commit = getCommit();
List<String> parents = new ArrayList<String>();
if (commit.getParentCount() > 0) {
for (RevCommit parent : commit.getParents()) {
parents.add(parent.name());
}
}
// commit page links
if (parents.size() == 0) {
add(new Label("parentLink", getString("gb.none")));
} else {
add(new LinkPanel("parentLink", null, parents.get(0).substring(0, 8),
CommitDiffPage.class, newCommitParameter(parents.get(0))));
}
add(new BookmarkablePageLink<Void>("patchLink", PatchPage.class,
WicketUtils.newObjectParameter(repositoryName, objectId)));
add(new BookmarkablePageLink<Void>("commitLink", CommitPage.class,
WicketUtils.newObjectParameter(repositoryName, objectId)));
add(new CommitHeaderPanel("commitHeader", repositoryName, commit));
final List<String> imageExtensions = app().settings().getStrings(Keys.web.imageExtensions);
final ImageDiffHandler handler = new ImageDiffHandler(getContextUrl(), repositoryName,
parents.isEmpty() ? null : parents.get(0), commit.getName(), imageExtensions);
final DiffOutput diff = DiffUtils.getCommitDiff(r, commit, DiffOutputType.HTML, handler);
// add commit diffstat
int insertions = 0;
int deletions = 0;
for (PathChangeModel pcm : diff.stat.paths) {
insertions += pcm.insertions;
deletions += pcm.deletions;
}
add(new DiffStatPanel("diffStat", insertions, deletions));
addFullText("fullMessage", commit.getFullMessage());
// git notes
List<GitNote> notes = JGitUtils.getNotesOnCommit(r, commit);
ListDataProvider<GitNote> notesDp = new ListDataProvider<GitNote>(notes);
DataView<GitNote> notesView = new DataView<GitNote>("notes", notesDp) {
private static final long serialVersionUID = 1L;
@Override
public void populateItem(final Item<GitNote> item) {
GitNote entry = item.getModelObject();
item.add(new RefsPanel("refName", repositoryName, Arrays.asList(entry.notesRef)));
item.add(createPersonPanel("authorName", entry.notesRef.getAuthorIdent(),
Constants.SearchType.AUTHOR));
item.add(new GravatarImage("noteAuthorAvatar", entry.notesRef.getAuthorIdent()));
item.add(WicketUtils.createTimestampLabel("authorDate", entry.notesRef
.getAuthorIdent().getWhen(), getTimeZone(), getTimeUtils()));
item.add(new Label("noteContent", bugtraqProcessor().processPlainCommitMessage(getRepository(), repositoryName,
entry.content)).setEscapeModelStrings(false));
}
};
add(notesView.setVisible(notes.size() > 0));
// changed paths list
add(new CommitLegendPanel("commitLegend", diff.stat.paths));
ListDataProvider<PathChangeModel> pathsDp = new ListDataProvider<PathChangeModel>(diff.stat.paths);
DataView<PathChangeModel> pathsView = new DataView<PathChangeModel>("changedPath", pathsDp) {
private static final long serialVersionUID = 1L;
int counter;
@Override
public void populateItem(final Item<PathChangeModel> item) {
final PathChangeModel entry = item.getModelObject();
Label changeType = new Label("changeType", "");
WicketUtils.setChangeTypeCssClass(changeType, entry.changeType);
setChangeTypeTooltip(changeType, entry.changeType);
item.add(changeType);
item.add(new DiffStatPanel("diffStat", entry.insertions, entry.deletions, true));
boolean hasSubmodule = false;
String submodulePath = null;
if (entry.isTree()) {
// tree
item.add(new LinkPanel("pathName", null, entry.path, TreePage.class,
WicketUtils
.newPathParameter(repositoryName, entry.commitId, entry.path)));
} else if (entry.isSubmodule()) {
// submodule
String submoduleId = entry.objectId;
SubmoduleModel submodule = getSubmodule(entry.path);
submodulePath = submodule.gitblitPath;
hasSubmodule = submodule.hasSubmodule;
// add relative link
item.add(new LinkPanel("pathName", "list", entry.path + " @ " + getShortObjectId(submoduleId), "#n" + entry.objectId));
} else {
// add relative link
item.add(new LinkPanel("pathName", "list", entry.path, "#n" + entry.objectId));
}
// quick links
if (entry.isSubmodule()) {
item.add(new ExternalLink("raw", "").setEnabled(false));
// submodule
item.add(new ExternalLink("patch", "").setEnabled(false));
item.add(new BookmarkablePageLink<Void>("view", CommitPage.class, WicketUtils
.newObjectParameter(submodulePath, entry.objectId)).setEnabled(hasSubmodule));
item.add(new ExternalLink("blame", "").setEnabled(false));
item.add(new BookmarkablePageLink<Void>("history", HistoryPage.class, WicketUtils
.newPathParameter(repositoryName, entry.commitId, entry.path))
.setEnabled(!entry.changeType.equals(ChangeType.ADD)));
} else {
// tree or blob
item.add(new BookmarkablePageLink<Void>("patch", PatchPage.class, WicketUtils
.newPathParameter(repositoryName, entry.commitId, entry.path))
.setEnabled(!entry.changeType.equals(ChangeType.ADD)
&& !entry.changeType.equals(ChangeType.DELETE)));
item.add(new BookmarkablePageLink<Void>("view", BlobPage.class, WicketUtils
.newPathParameter(repositoryName, entry.commitId, entry.path))
.setEnabled(!entry.changeType.equals(ChangeType.DELETE)));
String rawUrl = RawServlet.asLink(getContextUrl(), repositoryName, entry.commitId, entry.path);
item.add(new ExternalLink("raw", rawUrl)
.setEnabled(!entry.changeType.equals(ChangeType.DELETE)));
item.add(new BookmarkablePageLink<Void>("blame", BlamePage.class, WicketUtils
.newPathParameter(repositoryName, entry.commitId, entry.path))
.setEnabled(!entry.changeType.equals(ChangeType.ADD)
&& !entry.changeType.equals(ChangeType.DELETE)));
item.add(new BookmarkablePageLink<Void>("history", HistoryPage.class, WicketUtils
.newPathParameter(repositoryName, entry.commitId, entry.path))
.setEnabled(!entry.changeType.equals(ChangeType.ADD)));
}
WicketUtils.setAlternatingBackground(item, counter);
counter++;
}
};
add(pathsView);
add(new Label("diffText", diff.content).setEscapeModelStrings(false));
}
@Override
protected String getPageName() {
return getString("gb.commitdiff");
}
@Override
protected boolean isCommitPage() {
return true;
}
@Override
protected Class<? extends BasePage> getRepoNavPageClass() {
return LogPage.class;
}
}
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