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+/*
+ * Copyright 2013 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.text.MessageFormat;
+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.form.DropDownChoice;
+import org.apache.wicket.markup.html.form.TextField;
+import org.apache.wicket.markup.html.link.BookmarkablePageLink;
+import org.apache.wicket.markup.html.link.ExternalLink;
+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.apache.wicket.model.IModel;
+import org.apache.wicket.model.Model;
+import org.apache.wicket.protocol.http.RequestUtils;
+import org.apache.wicket.request.target.basic.RedirectRequestTarget;
+import org.eclipse.jgit.diff.DiffEntry.ChangeType;
+import org.eclipse.jgit.lib.Repository;
+import org.eclipse.jgit.revwalk.RevCommit;
+
+import com.gitblit.GitBlit;
+import com.gitblit.Keys;
+import com.gitblit.models.PathModel.PathChangeModel;
+import com.gitblit.models.RefModel;
+import com.gitblit.models.RepositoryModel;
+import com.gitblit.models.SubmoduleModel;
+import com.gitblit.utils.DiffUtils;
+import com.gitblit.utils.DiffUtils.DiffOutputType;
+import com.gitblit.utils.JGitUtils;
+import com.gitblit.utils.StringUtils;
+import com.gitblit.wicket.SessionlessForm;
+import com.gitblit.wicket.WicketUtils;
+import com.gitblit.wicket.panels.CommitLegendPanel;
+import com.gitblit.wicket.panels.LinkPanel;
+import com.gitblit.wicket.panels.LogPanel;
+
+/**
+ * The compare page allows you to compare two branches, tags, or hash ids.
+ *
+ * @author James Moger
+ *
+ */
+public class ComparePage extends RepositoryPage {
+
+ IModel<String> fromCommitId = new Model<String>("");
+ IModel<String> toCommitId = new Model<String>("");
+
+ IModel<String> fromRefId = new Model<String>("");
+ IModel<String> toRefId = new Model<String>("");
+
+ public ComparePage(PageParameters params) {
+ super(params);
+ Repository r = getRepository();
+ RepositoryModel repository = getRepositoryModel();
+
+ if (StringUtils.isEmpty(objectId)) {
+ // seleciton form
+ add(new Label("comparison").setVisible(false));
+ } else {
+ // active comparison
+ Fragment comparison = new Fragment("comparison", "comparisonFragment", this);
+ add(comparison);
+
+ DiffOutputType diffType = DiffOutputType.forName(GitBlit.getString(Keys.web.diffStyle,
+ DiffOutputType.GITBLIT.name()));
+
+ RevCommit fromCommit;
+ RevCommit toCommit;
+
+ String[] parts = objectId.split("\\.\\.");
+ if (parts[0].startsWith("refs/") && parts[1].startsWith("refs/")) {
+ // set the ref models
+ fromRefId.setObject(parts[0]);
+ toRefId.setObject(parts[1]);
+
+ fromCommit = getCommit(r, fromRefId.getObject());
+ toCommit = getCommit(r, toRefId.getObject());
+ } else {
+ // set the id models
+ fromCommitId.setObject(parts[0]);
+ toCommitId.setObject(parts[1]);
+
+ fromCommit = getCommit(r, fromCommitId.getObject());
+ toCommit = getCommit(r, toCommitId.getObject());
+ }
+
+ final String startId = fromCommit.getId().getName();
+ final String endId = toCommit.getId().getName();
+
+ // commit ids
+ fromCommitId.setObject(startId);
+ toCommitId.setObject(endId);
+
+ String diff = DiffUtils.getDiff(r, fromCommit, toCommit, diffType);
+
+ // compare page links
+// comparison.add(new BookmarkablePageLink<Void>("patchLink", PatchPage.class,
+// WicketUtils.newRangeParameter(repositoryName, fromCommitId.toString(), toCommitId.getObject())));
+
+ // display list of commits
+ comparison.add(new LogPanel("commitList", repositoryName, objectId, r, 0, 0, repository.showRemoteBranches));
+
+ // changed paths list
+ List<PathChangeModel> paths = JGitUtils.getFilesInRange(r, fromCommit, toCommit);
+
+ comparison.add(new CommitLegendPanel("commitLegend", paths));
+ ListDataProvider<PathChangeModel> pathsDp = new ListDataProvider<PathChangeModel>(paths);
+ DataView<PathChangeModel> pathsView = new DataView<PathChangeModel>("changedPath", pathsDp) {
+ private static final long serialVersionUID = 1L;
+ int counter;
+
+ 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);
+
+ boolean hasSubmodule = false;
+ String submodulePath = null;
+ if (entry.isTree()) {
+ // tree
+ item.add(new LinkPanel("pathName", null, entry.path, TreePage.class,
+ WicketUtils
+ .newPathParameter(repositoryName, endId, 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), "#" + entry.path));
+ } else {
+ // add relative link
+ item.add(new LinkPanel("pathName", "list", entry.path, "#" + entry.path));
+ }
+
+ // quick links
+ if (entry.isSubmodule()) {
+ // 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, endId, entry.path))
+ .setEnabled(!entry.changeType.equals(ChangeType.ADD)));
+ } else {
+ // tree or blob
+ item.add(new BookmarkablePageLink<Void>("patch", PatchPage.class, WicketUtils
+ .newBlobDiffParameter(repositoryName, startId, endId, entry.path))
+ .setEnabled(!entry.changeType.equals(ChangeType.DELETE)));
+ item.add(new BookmarkablePageLink<Void>("view", BlobPage.class, WicketUtils
+ .newPathParameter(repositoryName, endId, entry.path))
+ .setEnabled(!entry.changeType.equals(ChangeType.DELETE)));
+ item.add(new BookmarkablePageLink<Void>("blame", BlamePage.class, WicketUtils
+ .newPathParameter(repositoryName, endId, entry.path))
+ .setEnabled(!entry.changeType.equals(ChangeType.ADD)
+ && !entry.changeType.equals(ChangeType.DELETE)));
+ item.add(new BookmarkablePageLink<Void>("history", HistoryPage.class, WicketUtils
+ .newPathParameter(repositoryName, endId, entry.path))
+ .setEnabled(!entry.changeType.equals(ChangeType.ADD)));
+ }
+ WicketUtils.setAlternatingBackground(item, counter);
+ counter++;
+ }
+ };
+ comparison.add(pathsView);
+ comparison.add(new Label("diffText", diff).setEscapeModelStrings(false));
+ }
+
+ //
+ // ref selection form
+ //
+ SessionlessForm<Void> refsForm = new SessionlessForm<Void>("compareRefsForm", getClass(), getPageParameters()) {
+
+ private static final long serialVersionUID = 1L;
+
+ @Override
+ public void onSubmit() {
+ String from = ComparePage.this.fromRefId.getObject();
+ String to = ComparePage.this.toRefId.getObject();
+
+ PageParameters params = WicketUtils.newRangeParameter(repositoryName, from, to);
+ String relativeUrl = urlFor(ComparePage.class, params).toString();
+ String absoluteUrl = RequestUtils.toAbsolutePath(relativeUrl);
+ getRequestCycle().setRequestTarget(new RedirectRequestTarget(absoluteUrl));
+ }
+ };
+
+ List<String> refs = new ArrayList<String>();
+ for (RefModel ref : JGitUtils.getLocalBranches(r, true, -1)) {
+ refs.add(ref.getName());
+ }
+ if (repository.showRemoteBranches) {
+ for (RefModel ref : JGitUtils.getRemoteBranches(r, true, -1)) {
+ refs.add(ref.getName());
+ }
+ }
+ for (RefModel ref : JGitUtils.getTags(r, true, -1)) {
+ refs.add(ref.getName());
+ }
+ refsForm.add(new DropDownChoice<String>("fromRef", fromRefId, refs).setEnabled(refs.size() > 0));
+ refsForm.add(new DropDownChoice<String>("toRef", toRefId, refs).setEnabled(refs.size() > 0));
+ add(refsForm);
+
+ //
+ // manual ids form
+ //
+ SessionlessForm<Void> idsForm = new SessionlessForm<Void>("compareIdsForm", getClass(), getPageParameters()) {
+
+ private static final long serialVersionUID = 1L;
+
+ @Override
+ public void onSubmit() {
+ String from = ComparePage.this.fromCommitId.getObject();
+ String to = ComparePage.this.toCommitId.getObject();
+
+ PageParameters params = WicketUtils.newRangeParameter(repositoryName, from, to);
+ String relativeUrl = urlFor(ComparePage.class, params).toString();
+ String absoluteUrl = RequestUtils.toAbsolutePath(relativeUrl);
+ getRequestCycle().setRequestTarget(new RedirectRequestTarget(absoluteUrl));
+ }
+ };
+
+ TextField<String> fromIdField = new TextField<String>("fromId", fromCommitId);
+ WicketUtils.setInputPlaceholder(fromIdField, getString("gb.from") + "...");
+ idsForm.add(fromIdField);
+
+ TextField<String> toIdField = new TextField<String>("toId", toCommitId);
+ WicketUtils.setInputPlaceholder(toIdField, getString("gb.to") + "...");
+ idsForm.add(toIdField);
+ add(idsForm);
+
+ r.close();
+ }
+
+ @Override
+ protected String getPageName() {
+ return getString("gb.compare");
+ }
+
+ @Override
+ protected Class<? extends BasePage> getRepoNavPageClass() {
+ return ComparePage.class;
+ }
+
+ private RevCommit getCommit(Repository r, String rev)
+ {
+ RevCommit otherCommit = JGitUtils.getCommit(r, rev);
+ if (otherCommit == null) {
+ error(MessageFormat.format(getString("gb.failedToFindCommit"), rev, repositoryName, getPageName()), true);
+ }
+ return otherCommit;
+ }
+}
generated by cgit v1.2.3 (git 2.39.1) at 2025-05-10 16:27:22 +0000