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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 org.apache.wicket.PageParameters;
import org.apache.wicket.markup.html.basic.Label;
import org.eclipse.jgit.lib.Repository;
import org.eclipse.jgit.revwalk.RevCommit;
import com.gitblit.utils.DiffUtils;
import com.gitblit.utils.JGitUtils;
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;
@CacheControl(LastModified.BOOT)
public class PatchPage extends SessionPage {
public PatchPage(PageParameters params) {
super(params);
if (!params.containsKey("r")) {
GitBlitWebSession.get().cacheErrorMessage(getString("gb.repositoryNotSpecified"));
redirectToInterceptPage(new RepositoriesPage());
return;
}
final String repositoryName = WicketUtils.getRepositoryName(params);
final String baseObjectId = WicketUtils.getBaseObjectId(params);
final String objectId = WicketUtils.getObject(params);
final String blobPath = WicketUtils.getPath(params);
Repository r = app().repositories().getRepository(repositoryName);
if (r == null) {
GitBlitWebSession.get().cacheErrorMessage(getString("gb.canNotLoadRepository") + " " + repositoryName);
redirectToInterceptPage(new RepositoriesPage());
return;
}
RevCommit commit = JGitUtils.getCommit(r, objectId);
if (commit == null) {
GitBlitWebSession.get().cacheErrorMessage(getString("gb.commitIsNull"));
redirectToInterceptPage(new RepositoriesPage());
return;
}
RevCommit baseCommit = null;
if (!StringUtils.isEmpty(baseObjectId)) {
baseCommit = JGitUtils.getCommit(r, baseObjectId);
}
String patch = DiffUtils.getCommitPatch(r, baseCommit, commit, blobPath);
add(new Label("patchText", patch));
r.close();
}
}
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