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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 java.text.MessageFormat;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import org.apache.wicket.PageParameters;
import org.apache.wicket.extensions.markup.html.form.palette.Palette;
import org.apache.wicket.markup.html.form.CheckBox;
import org.apache.wicket.markup.html.form.ChoiceRenderer;
import org.apache.wicket.markup.html.form.DropDownChoice;
import org.apache.wicket.markup.html.form.Form;
import org.apache.wicket.markup.html.form.IChoiceRenderer;
import org.apache.wicket.markup.html.form.TextField;
import org.apache.wicket.model.CompoundPropertyModel;
import org.apache.wicket.model.util.CollectionModel;
import org.apache.wicket.model.util.ListModel;
import com.gitblit.Constants.AccessRestrictionType;
import com.gitblit.GitBlit;
import com.gitblit.GitBlitException;
import com.gitblit.Keys;
import com.gitblit.models.RepositoryModel;
import com.gitblit.models.UserModel;
import com.gitblit.utils.StringUtils;
import com.gitblit.wicket.GitBlitWebSession;
import com.gitblit.wicket.WicketUtils;
public class EditRepositoryPage extends BasePage {
private final boolean isCreate;
private boolean isAdmin;
public EditRepositoryPage() {
// create constructor
super();
isCreate = true;
setupPage(new RepositoryModel());
}
public EditRepositoryPage(PageParameters params) {
// edit constructor
super(params);
isCreate = false;
String name = WicketUtils.getRepositoryName(params);
RepositoryModel model = GitBlit.self().getRepositoryModel(name);
setupPage(model);
}
protected void setupPage(final RepositoryModel repositoryModel) {
// ensure this user can create or edit this repository
checkPermissions(repositoryModel);
List<String> repositoryUsers = new ArrayList<String>();
if (isCreate) {
super.setupPage("", getString("gb.newRepository"));
} else {
super.setupPage("", getString("gb.edit"));
if (repositoryModel.accessRestriction.exceeds(AccessRestrictionType.NONE)) {
repositoryUsers.addAll(GitBlit.self().getRepositoryUsers(repositoryModel));
Collections.sort(repositoryUsers);
}
}
final String oldName = repositoryModel.name;
final Palette<String> usersPalette = new Palette<String>("users", new ListModel<String>(
repositoryUsers), new CollectionModel<String>(GitBlit.self().getAllUsernames()),
new ChoiceRenderer<String>("", ""), 10, false);
CompoundPropertyModel<RepositoryModel> model = new CompoundPropertyModel<RepositoryModel>(
repositoryModel);
Form<RepositoryModel> form = new Form<RepositoryModel>("editForm", model) {
private static final long serialVersionUID = 1L;
@Override
protected void onSubmit() {
try {
// confirm a repository name was entered
if (StringUtils.isEmpty(repositoryModel.name)) {
error("Please set repository name!");
return;
}
// automatically convert backslashes to forward slashes
repositoryModel.name = repositoryModel.name.replace('\\', '/');
// Automatically replace // with /
repositoryModel.name = repositoryModel.name.replace("//", "/");
// prohibit folder paths
if (repositoryModel.name.startsWith("/")) {
error("Leading root folder references (/) are prohibited.");
return;
}
if (repositoryModel.name.startsWith("../")) {
error("Relative folder references (../) are prohibited.");
return;
}
if (repositoryModel.name.contains("/../")) {
error("Relative folder references (../) are prohibited.");
return;
}
// confirm valid characters in repository name
char[] validChars = { '/', '.', '_', '-' };
for (char c : repositoryModel.name.toCharArray()) {
if (!Character.isLetterOrDigit(c)) {
boolean ok = false;
for (char vc : validChars) {
ok |= c == vc;
}
if (!ok) {
error(MessageFormat.format(
"Illegal character ''{0}'' in repository name!", c));
return;
}
}
}
// confirm access restriction selection
if (repositoryModel.accessRestriction == null) {
error("Please select access restriction!");
return;
}
// save the repository
GitBlit.self().updateRepositoryModel(oldName, repositoryModel, isCreate);
// save the repository access list
if (repositoryModel.accessRestriction.exceeds(AccessRestrictionType.NONE)) {
Iterator<String> users = usersPalette.getSelectedChoices();
List<String> repositoryUsers = new ArrayList<String>();
while (users.hasNext()) {
repositoryUsers.add(users.next());
}
// ensure the owner is added to the user list
if (repositoryModel.owner != null
&& !repositoryUsers.contains(repositoryModel.owner)) {
repositoryUsers.add(repositoryModel.owner);
}
GitBlit.self().setRepositoryUsers(repositoryModel, repositoryUsers);
}
} catch (GitBlitException e) {
error(e.getMessage());
return;
}
setRedirect(false);
setResponsePage(RepositoriesPage.class);
}
};
// field names reflective match RepositoryModel fields
form.add(new TextField<String>("name").setEnabled(isCreate || isAdmin));
form.add(new TextField<String>("description"));
form.add(new DropDownChoice<String>("owner", GitBlit.self().getAllUsernames())
.setEnabled(GitBlitWebSession.get().canAdmin()));
form.add(new DropDownChoice<AccessRestrictionType>("accessRestriction", Arrays
.asList(AccessRestrictionType.values()), new AccessRestrictionRenderer()));
form.add(new CheckBox("isFrozen"));
form.add(new CheckBox("useTickets"));
form.add(new CheckBox("useDocs"));
form.add(new CheckBox("showRemoteBranches"));
form.add(new CheckBox("showReadme"));
form.add(usersPalette);
add(form);
}
/**
* Unfortunately must repeat part of AuthorizaitonStrategy here because that
* mechanism does not take PageParameters into consideration, only page
* instantiation.
*
* Repository Owners should be able to edit their repository.
*/
private void checkPermissions(RepositoryModel model) {
boolean authenticateAdmin = GitBlit.getBoolean(Keys.web.authenticateAdminPages, true);
boolean allowAdmin = GitBlit.getBoolean(Keys.web.allowAdministration, true);
GitBlitWebSession session = GitBlitWebSession.get();
UserModel user = session.getUser();
if (allowAdmin) {
if (authenticateAdmin) {
if (user == null) {
// No Login Available
error("Administration requires a login", true);
}
if (isCreate) {
// Create Repository
if (!user.canAdmin) {
// Only Administrators May Create
error("Only an administrator may create a repository", true);
}
} else {
// Edit Repository
if (user.canAdmin) {
// Admins can edit everything
isAdmin = true;
return;
} else {
if (!model.owner.equalsIgnoreCase(user.username)) {
// User is not an Admin nor Owner
error("Only an administrator or the owner may edit a repository", true);
}
}
}
}
} else {
// No Administration Permitted
error("Administration is disabled", true);
}
}
private class AccessRestrictionRenderer implements IChoiceRenderer<AccessRestrictionType> {
private static final long serialVersionUID = 1L;
private final Map<AccessRestrictionType, String> map;
public AccessRestrictionRenderer() {
map = getAccessRestrictions();
}
@Override
public String getDisplayValue(AccessRestrictionType type) {
return map.get(type);
}
@Override
public String getIdValue(AccessRestrictionType type, int index) {
return Integer.toString(index);
}
}
}
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