patch-to-current feature.

James Moger

2011-04-17 ce119acc6dbb3153af1cbbf7ec1270d21f5e52c8

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package com.gitblit.wicket.pages; 
 
import javax.servlet.http.HttpServletRequest; 
 
import org.apache.wicket.PageParameters; 
import org.apache.wicket.markup.html.WebPage; 
import org.apache.wicket.markup.html.basic.Label; 
import org.apache.wicket.protocol.http.servlet.ServletWebRequest; 
import org.eclipse.jgit.lib.Repository; 
import org.eclipse.jgit.revwalk.RevCommit; 
 
import com.gitblit.GitBlit; 
import com.gitblit.utils.JGitUtils; 
import com.gitblit.utils.StringUtils; 
import com.gitblit.wicket.WicketUtils; 
 
public class PatchPage extends WebPage { 
 
    public PatchPage(PageParameters params) { 
        super(params); 
 
        if (!params.containsKey("r")) { 
            error("Repository not specified!"); 
            redirectToInterceptPage(new RepositoriesPage()); 
        } 
        final String repositoryName = WicketUtils.getRepositoryName(params); 
        final String baseObjectId = WicketUtils.getBaseObjectId(params); 
        final String objectId = WicketUtils.getObject(params); 
        final String blobPath = WicketUtils.getPath(params); 
 
        ServletWebRequest servletWebRequest = (ServletWebRequest) getRequest(); 
        HttpServletRequest req = servletWebRequest.getHttpServletRequest(); 
        req.getServerName(); 
 
        Repository r = GitBlit.self().getRepository(req, repositoryName); 
        if (r == null) { 
            error("Can not load repository " + repositoryName); 
            redirectToInterceptPage(new RepositoriesPage()); 
            return; 
        } 
 
        RevCommit commit = JGitUtils.getCommit(r, objectId); 
        String patch; 
        if (StringUtils.isEmpty(baseObjectId)) { 
            patch = JGitUtils.getCommitPatch(r, commit, blobPath); 
        } else { 
            RevCommit baseCommit = JGitUtils.getCommit(r, baseObjectId); 
            patch = JGitUtils.getCommitPatch(r, baseCommit, commit, blobPath);             
        } 
        add(new Label("patchText", patch)); 
        r.close(); 
    } 
}