/*
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* Copyright 2011 gitblit.com.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.gitblit.wicket.pages;
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import java.io.IOException;
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import java.util.HashMap;
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import java.util.Map;
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import org.apache.wicket.IRequestTarget;
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import org.apache.wicket.PageParameters;
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import org.apache.wicket.RequestCycle;
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import org.apache.wicket.markup.html.WebPage;
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import org.apache.wicket.protocol.http.WebResponse;
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import org.eclipse.jgit.lib.Repository;
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import org.eclipse.jgit.revwalk.RevCommit;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import com.gitblit.GitBlit;
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import com.gitblit.Keys;
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import com.gitblit.utils.JGitUtils;
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import com.gitblit.utils.StringUtils;
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import com.gitblit.wicket.WicketUtils;
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public class RawPage extends WebPage {
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private final Logger logger = LoggerFactory.getLogger(getClass().getSimpleName());
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public RawPage(final PageParameters params) {
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super(params);
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if (!params.containsKey("r")) {
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error(getString("gb.repositoryNotSpecified"));
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redirectToInterceptPage(new RepositoriesPage());
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}
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getRequestCycle().setRequestTarget(new IRequestTarget() {
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@Override
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public void detach(RequestCycle requestCycle) {
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}
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@Override
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public void respond(RequestCycle requestCycle) {
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WebResponse response = (WebResponse) requestCycle.getResponse();
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final String repositoryName = WicketUtils.getRepositoryName(params);
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final String objectId = WicketUtils.getObject(params);
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final String blobPath = WicketUtils.getPath(params);
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String[] encodings = GitBlit.getEncodings();
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Repository r = GitBlit.self().getRepository(repositoryName);
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if (r == null) {
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error(getString("gb.canNotLoadRepository") + " " + repositoryName);
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redirectToInterceptPage(new RepositoriesPage());
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return;
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}
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if (StringUtils.isEmpty(blobPath)) {
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// objectid referenced raw view
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byte [] binary = JGitUtils.getByteContent(r, objectId);
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response.setContentType("application/octet-stream");
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response.setContentLength(binary.length);
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try {
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response.getOutputStream().write(binary);
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} catch (Exception e) {
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logger.error("Failed to write binary response", e);
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}
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} else {
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// standard raw blob view
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RevCommit commit = JGitUtils.getCommit(r, objectId);
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String filename = blobPath;
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if (blobPath.indexOf('/') > -1) {
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filename = blobPath.substring(blobPath.lastIndexOf('/') + 1);
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}
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String extension = null;
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if (blobPath.lastIndexOf('.') > -1) {
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extension = blobPath.substring(blobPath.lastIndexOf('.') + 1);
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}
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// Map the extensions to types
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Map<String, Integer> map = new HashMap<String, Integer>();
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for (String ext : GitBlit.getStrings(Keys.web.imageExtensions)) {
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map.put(ext.toLowerCase(), 2);
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}
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for (String ext : GitBlit.getStrings(Keys.web.binaryExtensions)) {
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map.put(ext.toLowerCase(), 3);
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}
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if (extension != null) {
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int type = 0;
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if (map.containsKey(extension)) {
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type = map.get(extension);
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}
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switch (type) {
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case 2:
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// image blobs
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byte[] image = JGitUtils.getByteContent(r, commit.getTree(), blobPath);
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response.setContentType("image/" + extension.toLowerCase());
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response.setContentLength(image.length);
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try {
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response.getOutputStream().write(image);
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} catch (IOException e) {
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logger.error("Failed to write image response", e);
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}
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break;
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case 3:
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// binary blobs (download)
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byte[] binary = JGitUtils.getByteContent(r, commit.getTree(), blobPath);
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response.setContentLength(binary.length);
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response.setContentType("application/octet-stream");
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response.setHeader("Content-Disposition", "attachment; filename=\"" + filename + "\"");
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try {
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response.getOutputStream().write(binary);
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} catch (IOException e) {
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logger.error("Failed to write binary response", e);
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}
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break;
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default:
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// plain text
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String content = JGitUtils.getStringContent(r, commit.getTree(),
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blobPath, encodings);
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response.setContentType("text/plain; charset=UTF-8");
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try {
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response.getOutputStream().write(content.getBytes("UTF-8"));
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} catch (Exception e) {
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logger.error("Failed to write text response", e);
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}
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}
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} else {
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// plain text
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String content = JGitUtils.getStringContent(r, commit.getTree(), blobPath,
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encodings);
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response.setContentType("text/plain; charset=UTF-8");
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try {
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response.getOutputStream().write(content.getBytes("UTF-8"));
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} catch (Exception e) {
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logger.error("Failed to write text response", e);
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}
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}
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}
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r.close();
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}
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});
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}
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}
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