/*
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* Copyright 2012 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.panels;
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import java.util.Arrays;
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import java.util.Iterator;
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import java.util.List;
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import java.util.Map;
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import org.apache.wicket.ajax.AjaxRequestTarget;
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import org.apache.wicket.ajax.form.AjaxFormComponentUpdatingBehavior;
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import org.apache.wicket.ajax.markup.html.form.AjaxButton;
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import org.apache.wicket.markup.html.basic.Label;
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import org.apache.wicket.markup.html.form.DropDownChoice;
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import org.apache.wicket.markup.html.form.Form;
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import org.apache.wicket.markup.html.form.IChoiceRenderer;
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import org.apache.wicket.markup.repeater.Item;
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import org.apache.wicket.markup.repeater.OddEvenItem;
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import org.apache.wicket.markup.repeater.RefreshingView;
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import org.apache.wicket.markup.repeater.util.ModelIteratorAdapter;
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import org.apache.wicket.model.CompoundPropertyModel;
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import org.apache.wicket.model.IModel;
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import com.gitblit.Constants.AccessPermission;
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import com.gitblit.GitBlit;
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import com.gitblit.models.UserAccessPermission;
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import com.gitblit.utils.DeepCopier;
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/**
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* Allows user to manipulate user access permissions.
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*
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* @author James Moger
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*
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*/
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public class UserPermissionsPanel extends BasePanel {
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private static final long serialVersionUID = 1L;
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public UserPermissionsPanel(String wicketId, final List<UserAccessPermission> permissions, final Map<AccessPermission, String> translations) {
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super(wicketId);
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// update existing permissions repeater
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RefreshingView<UserAccessPermission> dataView = new RefreshingView<UserAccessPermission>("permissionRow") {
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private static final long serialVersionUID = 1L;
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@Override
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protected Iterator<IModel<UserAccessPermission>> getItemModels() {
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// the iterator returns RepositoryPermission objects, but we need it to
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// return models
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return new ModelIteratorAdapter<UserAccessPermission>(permissions.iterator()) {
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@Override
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protected IModel<UserAccessPermission> model(UserAccessPermission permission) {
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return new CompoundPropertyModel<UserAccessPermission>(permission);
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}
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};
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}
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@Override
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protected Item<UserAccessPermission> newItem(String id, int index, IModel<UserAccessPermission> model) {
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// this item sets markup class attribute to either 'odd' or
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// 'even' for decoration
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return new OddEvenItem<UserAccessPermission>(id, index, model);
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}
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public void populateItem(final Item<UserAccessPermission> item) {
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final UserAccessPermission entry = item.getModelObject();
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item.add(new Label("user", entry.user));
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// use ajax to get immediate update of permission level change
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// otherwise we can lose it if they change levels and then add
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// a new repository permission
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final DropDownChoice<AccessPermission> permissionChoice = new DropDownChoice<AccessPermission>(
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"permission", Arrays.asList(AccessPermission.values()), new AccessPermissionRenderer(translations));
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permissionChoice.add(new AjaxFormComponentUpdatingBehavior("onchange") {
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private static final long serialVersionUID = 1L;
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protected void onUpdate(AjaxRequestTarget target) {
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target.addComponent(permissionChoice);
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}
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});
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item.add(permissionChoice);
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}
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};
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add(dataView);
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setOutputMarkupId(true);
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// filter out users we already have permissions for
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final List<String> users = GitBlit.self().getAllUsernames();
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for (UserAccessPermission up : permissions) {
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users.remove(up.user);
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}
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// add new permission form
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IModel<UserAccessPermission> addPermissionModel = new CompoundPropertyModel<UserAccessPermission>(new UserAccessPermission());
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Form<UserAccessPermission> addPermissionForm = new Form<UserAccessPermission>("addPermissionForm", addPermissionModel);
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addPermissionForm.add(new DropDownChoice<String>("user", users));
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addPermissionForm.add(new DropDownChoice<AccessPermission>("permission", Arrays
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.asList(AccessPermission.NEWPERMISSIONS), new AccessPermissionRenderer(translations)));
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AjaxButton button = new AjaxButton("addPermissionButton", addPermissionForm) {
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private static final long serialVersionUID = 1L;
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@Override
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protected void onSubmit(AjaxRequestTarget target, Form<?> form) {
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// add permission to our list
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UserAccessPermission up = (UserAccessPermission) form.getModel().getObject();
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permissions.add(DeepCopier.copy(up));
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// remove user from available choices
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users.remove(up.user);
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// force the panel to refresh
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target.addComponent(UserPermissionsPanel.this);
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}
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};
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addPermissionForm.add(button);
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// only show add permission form if we have a user choice
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add(addPermissionForm.setVisible(users.size() > 0));
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}
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private class AccessPermissionRenderer implements IChoiceRenderer<AccessPermission> {
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private static final long serialVersionUID = 1L;
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private final Map<AccessPermission, String> map;
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public AccessPermissionRenderer(Map<AccessPermission, String> map) {
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this.map = map;
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}
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@Override
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public String getDisplayValue(AccessPermission type) {
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return map.get(type);
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}
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@Override
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public String getIdValue(AccessPermission type, int index) {
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return Integer.toString(index);
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}
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}
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}
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