/* | |
* 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 java.text.MessageFormat; | |
import java.util.HashMap; | |
import java.util.Map; | |
import org.apache.wicket.Component; | |
import org.apache.wicket.PageParameters; | |
import org.apache.wicket.RedirectException; | |
import org.apache.wicket.markup.html.basic.Label; | |
import org.apache.wicket.markup.html.image.Image; | |
import org.apache.wicket.markup.html.link.BookmarkablePageLink; | |
import org.apache.wicket.markup.html.link.ExternalLink; | |
import org.eclipse.jgit.lib.Repository; | |
import org.eclipse.jgit.revwalk.RevCommit; | |
import com.gitblit.Keys; | |
import com.gitblit.servlet.RawServlet; | |
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.ExternalImage; | |
import com.gitblit.wicket.MarkupProcessor; | |
import com.gitblit.wicket.WicketUtils; | |
import com.gitblit.wicket.panels.CommitHeaderPanel; | |
import com.gitblit.wicket.panels.PathBreadcrumbsPanel; | |
@CacheControl(LastModified.BOOT) | |
public class BlobPage extends RepositoryPage { | |
protected String fileExtension; | |
public BlobPage(PageParameters params) { | |
super(params); | |
Repository r = getRepository(); | |
final String blobPath = WicketUtils.getPath(params); | |
String [] encodings = getEncodings(); | |
if (StringUtils.isEmpty(objectId) && StringUtils.isEmpty(blobPath)) { | |
throw new RedirectException(TreePage.class, WicketUtils.newRepositoryParameter(repositoryName)); | |
} | |
if (StringUtils.isEmpty(blobPath)) { | |
// blob by objectid | |
add(new BookmarkablePageLink<Void>("blameLink", BlamePage.class, | |
WicketUtils.newPathParameter(repositoryName, objectId, blobPath)) | |
.setEnabled(false)); | |
add(new BookmarkablePageLink<Void>("historyLink", HistoryPage.class).setEnabled(false)); | |
String rawUrl = RawServlet.asLink(getContextUrl(), repositoryName, objectId, blobPath); | |
add(new ExternalLink("rawLink", rawUrl)); | |
add(new CommitHeaderPanel("commitHeader", objectId)); | |
add(new PathBreadcrumbsPanel("breadcrumbs", repositoryName, blobPath, objectId)); | |
Component c = new Label("blobText", JGitUtils.getStringContent(r, objectId, encodings)); | |
WicketUtils.setCssClass(c, "plainprint"); | |
add(c); | |
} else { | |
// standard blob view | |
String extension = null; | |
if (blobPath.lastIndexOf('.') > -1) { | |
extension = blobPath.substring(blobPath.lastIndexOf('.') + 1).toLowerCase(); | |
} | |
// see if we should redirect to the doc page | |
MarkupProcessor processor = new MarkupProcessor(app().settings(), app().xssFilter()); | |
for (String ext : processor.getMarkupExtensions()) { | |
if (ext.equals(extension)) { | |
setResponsePage(DocPage.class, params); | |
return; | |
} | |
} | |
RevCommit commit = getCommit(); | |
// blob page links | |
add(new BookmarkablePageLink<Void>("blameLink", BlamePage.class, | |
WicketUtils.newPathParameter(repositoryName, objectId, blobPath))); | |
add(new BookmarkablePageLink<Void>("historyLink", HistoryPage.class, | |
WicketUtils.newPathParameter(repositoryName, objectId, blobPath))); | |
String rawUrl = RawServlet.asLink(getContextUrl(), repositoryName, objectId, blobPath); | |
add(new ExternalLink("rawLink", rawUrl)); | |
add(new CommitHeaderPanel("commitHeader", repositoryName, commit)); | |
add(new PathBreadcrumbsPanel("breadcrumbs", repositoryName, blobPath, objectId)); | |
// Map the extensions to types | |
Map<String, Integer> map = new HashMap<String, Integer>(); | |
for (String ext : app().settings().getStrings(Keys.web.prettyPrintExtensions)) { | |
map.put(ext.toLowerCase(), 1); | |
} | |
for (String ext : app().settings().getStrings(Keys.web.imageExtensions)) { | |
map.put(ext.toLowerCase(), 2); | |
} | |
for (String ext : app().settings().getStrings(Keys.web.binaryExtensions)) { | |
map.put(ext.toLowerCase(), 3); | |
} | |
if (extension != null) { | |
int type = 0; | |
if (map.containsKey(extension)) { | |
type = map.get(extension); | |
} | |
switch (type) { | |
case 2: | |
// image blobs | |
add(new Label("blobText").setVisible(false)); | |
add(new ExternalImage("blobImage", rawUrl)); | |
break; | |
case 3: | |
// binary blobs | |
add(new Label("blobText", "Binary File")); | |
add(new Image("blobImage").setVisible(false)); | |
break; | |
default: | |
// plain text | |
String source = JGitUtils.getStringContent(r, commit.getTree(), blobPath, encodings); | |
String table; | |
if (source == null) { | |
table = missingBlob(blobPath, commit); | |
} else { | |
table = generateSourceView(source, extension, type == 1); | |
addBottomScriptInline("jQuery(prettyPrint);"); | |
} | |
add(new Label("blobText", table).setEscapeModelStrings(false)); | |
add(new Image("blobImage").setVisible(false)); | |
fileExtension = extension; | |
} | |
} else { | |
// plain text | |
String source = JGitUtils.getStringContent(r, commit.getTree(), blobPath, encodings); | |
String table; | |
if (source == null) { | |
table = missingBlob(blobPath, commit); | |
} else { | |
table = generateSourceView(source, null, false); | |
addBottomScriptInline("jQuery(prettyPrint);"); | |
} | |
add(new Label("blobText", table).setEscapeModelStrings(false)); | |
add(new Image("blobImage").setVisible(false)); | |
} | |
} | |
} | |
protected String missingBlob(String blobPath, RevCommit commit) { | |
StringBuilder sb = new StringBuilder(); | |
sb.append("<div class=\"alert alert-error\">"); | |
String pattern = getString("gb.doesNotExistInTree").replace("{0}", "<b>{0}</b>").replace("{1}", "<b>{1}</b>"); | |
sb.append(MessageFormat.format(pattern, blobPath, commit.getTree().getId().getName())); | |
sb.append("</div>"); | |
return sb.toString(); | |
} | |
protected String generateSourceView(String source, String extension, boolean prettyPrint) { | |
String [] lines = source.split("\n"); | |
StringBuilder sb = new StringBuilder(); | |
sb.append("<!-- start blob table -->"); | |
sb.append("<table width=\"100%\"><tbody><tr>"); | |
// nums column | |
sb.append("<!-- start nums column -->"); | |
sb.append("<td id=\"nums\">"); | |
sb.append("<pre>"); | |
String numPattern = "<span id=\"L{0}\" class=\"jump\"></span><a href=\"#L{0}\">{0}</a>\n"; | |
for (int i = 0; i < lines.length; i++) { | |
sb.append(MessageFormat.format(numPattern, "" + (i + 1))); | |
} | |
sb.append("</pre>"); | |
sb.append("<!-- end nums column -->"); | |
sb.append("</td>"); | |
sb.append("<!-- start lines column -->"); | |
sb.append("<td id=\"lines\">"); | |
sb.append("<div class=\"sourceview\">"); | |
if (prettyPrint) { | |
sb.append("<pre class=\"prettyprint lang-" + extension + "\">"); | |
} else { | |
sb.append("<pre class=\"plainprint\">"); | |
} | |
final int tabLength = app().settings().getInteger(Keys.web.tabLength, 4); | |
lines = StringUtils.escapeForHtml(source, true, tabLength).split("\n"); | |
sb.append("<table width=\"100%\"><tbody>"); | |
String linePattern = "<tr class=\"{0}\"><td><div><span class=\"line\">{1}</span></div>\r</tr>"; | |
for (int i = 0; i < lines.length; i++) { | |
String line = lines[i].replace('\r', ' '); | |
String cssClass = (i % 2 == 0) ? "even" : "odd"; | |
if (StringUtils.isEmpty(line.trim())) { | |
line = " "; | |
} | |
sb.append(MessageFormat.format(linePattern, cssClass, line, "" + (i + 1))); | |
} | |
sb.append("</tbody></table></pre>"); | |
sb.append("</pre>"); | |
sb.append("</div>"); | |
sb.append("</td>"); | |
sb.append("<!-- end lines column -->"); | |
sb.append("</tr></tbody></table>"); | |
sb.append("<!-- end blob table -->"); | |
return sb.toString(); | |
} | |
@Override | |
protected String getPageName() { | |
return getString("gb.view"); | |
} | |
@Override | |
protected boolean isCommitPage() { | |
return true; | |
} | |
@Override | |
protected Class<? extends BasePage> getRepoNavPageClass() { | |
return TreePage.class; | |
} | |
} |