James Moger
2011-05-11 dfb88962fdbd29f59abe92178bb042738d57c3e1
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package com.gitblit.wicket.pages;
 
import org.apache.wicket.PageParameters;
import org.apache.wicket.markup.html.basic.Label;
import org.apache.wicket.markup.html.link.BookmarkablePageLink;
import org.eclipse.jgit.lib.Repository;
import org.eclipse.jgit.revwalk.RevCommit;
 
import com.gitblit.GitBlit;
import com.gitblit.Keys;
import com.gitblit.utils.JGitUtils;
import com.gitblit.utils.JGitUtils.DiffOutputType;
import com.gitblit.utils.StringUtils;
import com.gitblit.wicket.RepositoryPage;
import com.gitblit.wicket.WicketUtils;
import com.gitblit.wicket.panels.CommitHeaderPanel;
import com.gitblit.wicket.panels.PathBreadcrumbsPanel;
 
public class BlobDiffPage extends RepositoryPage {
 
    public BlobDiffPage(PageParameters params) {
        super(params);
 
        final String blobPath = WicketUtils.getPath(params);
        final String baseObjectId = WicketUtils.getBaseObjectId(params);
 
        Repository r = getRepository();
        RevCommit commit = getCommit();
                
        DiffOutputType diffType = DiffOutputType.forName(GitBlit.self().settings().getString(Keys.web.diffStyle, DiffOutputType.GITBLIT.name()));
 
        String diff;
        if (StringUtils.isEmpty(baseObjectId)) {
            // use first parent
            diff = JGitUtils.getCommitDiff(r, commit, blobPath, diffType);
            add(new BookmarkablePageLink<Void>("patchLink", PatchPage.class, WicketUtils.newPathParameter(repositoryName, objectId, blobPath)));
        } else {
            // base commit specified
            RevCommit baseCommit = JGitUtils.getCommit(r, baseObjectId);
            diff = JGitUtils.getCommitDiff(r, baseCommit, commit, blobPath, diffType);
            add(new BookmarkablePageLink<Void>("patchLink", PatchPage.class, WicketUtils.newBlobDiffParameter(repositoryName, baseObjectId, objectId, blobPath)));
        }
        
        add(new BookmarkablePageLink<Void>("commitLink", CommitPage.class, WicketUtils.newObjectParameter(repositoryName, objectId)));
        add(new BookmarkablePageLink<Void>("commitDiffLink", CommitDiffPage.class, WicketUtils.newObjectParameter(repositoryName, objectId)));
 
        // diff page links
        add(new Label("blameLink", getString("gb.blame")));
        add(new BookmarkablePageLink<Void>("historyLink", HistoryPage.class, WicketUtils.newPathParameter(repositoryName, objectId, blobPath)));
 
        add(new CommitHeaderPanel("commitHeader", repositoryName, commit));
 
        add(new PathBreadcrumbsPanel("breadcrumbs", repositoryName, blobPath, objectId));
 
        add(new Label("diffText", diff).setEscapeModelStrings(false));
    }
 
    @Override
    protected String getPageName() {
        return getString("gb.diff");
    }
}