SVN mess 3rd
git-svn-id: https://svn.libreccm.org/ccm/ccm_ng@4512 8810af33-2d31-482b-a856-94f89814c4dfccm-docs
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/*
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* Copyright (C) 2003-2004 Red Hat Inc. All Rights Reserved.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public License
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* as published by the Free Software Foundation; either version 2.1 of
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* the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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*/
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package com.arsdigita.cms.ui.category;
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import com.arsdigita.bebop.*;
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import com.arsdigita.bebop.event.*;
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import com.arsdigita.bebop.parameters.ParameterModel;
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import com.arsdigita.bebop.parameters.StringParameter;
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import com.arsdigita.categorization.CategorizedCollection;
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import com.arsdigita.categorization.Category;
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import com.arsdigita.categorization.CategoryCollection;
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import com.arsdigita.cms.CMS;
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import com.arsdigita.cms.SecurityManager;
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import com.arsdigita.cms.ui.BaseAdminPane;
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import com.arsdigita.cms.ui.BaseDeleteForm;
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import com.arsdigita.cms.ui.BaseTree;
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import com.arsdigita.cms.ui.VisibilityComponent;
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import com.arsdigita.kernel.Kernel;
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import com.arsdigita.kernel.permissions.PermissionDescriptor;
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import com.arsdigita.kernel.permissions.PermissionService;
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import com.arsdigita.kernel.permissions.PrivilegeDescriptor;
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import com.arsdigita.toolbox.ui.ActionGroup;
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import com.arsdigita.toolbox.ui.Section;
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import com.arsdigita.xml.Element;
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import java.math.BigDecimal;
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import org.apache.log4j.Logger;
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/**
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* A split pane for the Category Administration UI.
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*
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* @author Justin Ross <jross@redhat.com>
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* @version $Id: CategoryAdminPane.java 2090 2010-04-17 08:04:14Z pboy $
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*/
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public final class CategoryAdminPane extends BaseAdminPane {
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public static final String CONTEXT_SELECTED = "sel_context";
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private static final String DEFAULT_USE_CONTEXT =
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CategoryUseContextModelBuilder.DEFAULT_USE_CONTEXT;
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private static final Logger s_log = Logger.getLogger(CategoryAdminPane.class);
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private final SingleSelectionModel m_contextModel;
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private final Tree m_categoryTree;
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private final SingleSelectionModel m_model;
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private final CategoryRequestLocal m_parent;
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private final CategoryRequestLocal m_category;
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public CategoryAdminPane() {
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super();
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m_contextModel = new UseContextSelectionModel(new StringParameter(CONTEXT_SELECTED));
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/* Left column */
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/* Use context section */
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List list = new List(new CategoryUseContextModelBuilder());
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list.setSelectionModel(m_contextModel);
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list.addChangeListener(new ContextSelectionListener());
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/* Category tree section */
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m_categoryTree = new BaseTree(new CategoryTreeModelBuilder(m_contextModel));
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m_categoryTree.addChangeListener(new SelectionListener());
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m_model = m_categoryTree.getSelectionModel();
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setSelectionModel(m_model);
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setSelector(m_categoryTree);
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/* setup use context form */
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final Section contextSection = new Section();
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contextSection.setHeading(new Label(gz("cms.ui.category.use_contexts")));
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ActionGroup contextGroup = new ActionGroup();
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contextSection.setBody(contextGroup);
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contextGroup.setSubject(list);
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if (CMS.getConfig().getAllowCategoryCreateUseContext()) {
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ActionLink addContextAction = new ActionLink(new Label(gz(
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"cms.ui.category.add_use_context")));
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Form addContextForm = new AddUseContextForm(m_contextModel);
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getBody().add(addContextForm);
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getBody().connect(addContextAction, addContextForm);
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contextGroup.addAction(new VisibilityComponent(addContextAction,
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SecurityManager.CATEGORY_ADMIN));
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}
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final Section categorySection = new Section();
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categorySection.setHeading(new Label(gz("cms.ui.categories")));
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ActionGroup categoryGroup = new ActionGroup();
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categorySection.setBody(categoryGroup);
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categoryGroup.setSubject(m_categoryTree);
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final SimpleContainer leftContainer = new SimpleContainer();
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leftContainer.add(contextSection);
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leftContainer.add(categorySection);
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setLeft(leftContainer);
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m_parent = new ParentRequestLocal();
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m_category = new SelectionRequestLocal();
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setAdd(gz("cms.ui.category.add"),
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new CategoryAddForm(m_category, m_model));
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setEdit(gz("cms.ui.category.edit"),
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new CategoryEditForm(m_parent, m_category));
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setDelete(new DeleteLink(new Label(gz("cms.ui.category.delete"))), new DeleteForm(
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new SimpleContainer()));
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setIntroPane(new Label(gz("cms.ui.category.intro")));
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setItemPane(new CategoryItemPane(m_model,
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m_contextModel,
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m_category,
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getAddLink(),
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getEditLink(),
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getDeleteLink()));
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//m_contextList = new List(new ContextListModelBuilder());
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//m_contextList.adChangeListener(new ContextListSelectionListener());
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//m_contextModel = m_contextList.getSelectionModel();
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}
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@Override
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public void register(final Page page) {
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super.register(page);
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page.addActionListener(new RootListener());
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}
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private final class DeleteLink extends ActionLink {
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private final Label m_alternativeLabel;
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DeleteLink(Label label) {
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super(label);
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m_alternativeLabel = new Label(gz("cms.ui.category.undeletable"));
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}
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@Override
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public void generateXML(PageState state, Element parent) {
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if (!isVisible(state)) {
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return;
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}
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Category cat = m_category.getCategory(state);
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String context = getUseContext(state);
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boolean isDefaultContext =
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(context == null) || DEFAULT_USE_CONTEXT.equals(context);
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if (cat.isRoot() || !cat.getChildren().isEmpty()) {
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m_alternativeLabel.generateXML(state, parent);
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} else {
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super.generateXML(state, parent);
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}
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}
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}
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private final class DeleteForm extends BaseDeleteForm {
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DeleteForm(SimpleContainer prompt) {
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super(prompt);
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prompt.add(new Label(gz("cms.ui.category.delete_prompt")));
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Label catLabel = new Label();
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catLabel.addPrintListener(new PrintListener() {
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public void prepare(PrintEvent pe) {
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Label label = (Label) pe.getTarget();
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Category cat =
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m_category.getCategory(pe.getPageState());
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CategoryCollection descendants = cat.getDescendants();
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final long nDescendants = descendants.size() - 1;
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descendants.close();
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CategorizedCollection descObjects =
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cat.getDescendantObjects();
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final long nDescObjects = descObjects.size();
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descObjects.close();
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StringBuffer sb = new StringBuffer(" ");
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if (nDescendants > 0) {
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sb.append("This category has ");
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sb.append(nDescendants);
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sb.append(" descendant category(ies). ");
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}
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if (nDescObjects > 0) {
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sb.append("It has ").append(nDescObjects);
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sb.append(" descendant object(s). ");
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}
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if (nDescendants > 0 || nDescObjects > 0) {
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sb.append("Descendants will be orphaned, if this category is removed.");
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}
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label.setLabel(sb.toString());
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}
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});
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prompt.add(catLabel);
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}
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public final void process(final FormSectionEvent e)
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throws FormProcessException {
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final PageState state = e.getPageState();
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final Category category = m_category.getCategory(state);
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if (category == null) {
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return;
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}
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PermissionService.assertPermission(new PermissionDescriptor(PrivilegeDescriptor.DELETE,
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category,
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Kernel.getContext().
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getParty()));
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if (category.isRoot()) {
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Category root =
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Category.getRootForObject(CMS.getContext().getContentSection(),
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getUseContext(state));
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if (category.equals(root)) {
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Category.clearRootForObject(CMS.getContext().getContentSection(),
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getUseContext(state));
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}
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m_contextModel.setSelectedKey(state, DEFAULT_USE_CONTEXT);
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} else {
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Category parent = category.getDefaultParentCategory();
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m_model.setSelectedKey(state, parent.getID());
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}
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category.deleteCategoryAndOrphan();
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}
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}
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private final class SelectionRequestLocal extends CategoryRequestLocal {
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@Override
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protected final Object initialValue(final PageState state) {
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final String id = m_model.getSelectedKey(state).toString();
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if (id == null) {
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return null;
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} else {
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return new Category(new BigDecimal(id));
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}
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}
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}
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private final class ParentRequestLocal extends CategoryRequestLocal {
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@Override
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protected final Object initialValue(final PageState state) {
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return m_category.getCategory(state).getDefaultParentCategory();
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}
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}
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private final class RootListener implements ActionListener {
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public final void actionPerformed(final ActionEvent e) {
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final PageState state = e.getPageState();
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if (!m_model.isSelected(state)) {
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final Category root =
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Category.getRootForObject(CMS.getContext().getContentSection(),
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getUseContext(state));
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if (root != null) {
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m_model.setSelectedKey(state, root.getID());
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}
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}
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}
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}
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private class UseContextSelectionModel extends ParameterSingleSelectionModel {
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public UseContextSelectionModel(ParameterModel m) {
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super(m);
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}
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@Override
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public Object getSelectedKey(PageState state) {
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Object val = super.getSelectedKey(state);
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if (val == null || ((String) val).length() == 0) {
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val = DEFAULT_USE_CONTEXT;
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state.setValue(getStateParameter(), val);
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fireStateChanged(state);
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}
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return val;
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}
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}
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public String getUseContext(PageState state) {
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String selected = (String) m_contextModel.getSelectedKey(state);
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return (DEFAULT_USE_CONTEXT).equals(selected) ? (String) null : selected;
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}
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public class ContextSelectionListener implements ChangeListener {
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public final void stateChanged(final ChangeEvent e) {
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s_log.debug("Selection state changed; I may change " + "the body's visible pane");
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final PageState state = e.getPageState();
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getBody().reset(state);
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if (m_contextModel.isSelected(state)) {
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final Category root =
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Category.getRootForObject(CMS.getContext().getContentSection(),
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getUseContext(state));
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if (root != null) {
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m_model.setSelectedKey(state, root.getID());
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//m_categoryTree.reset(state);
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}
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}
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if (m_model.isSelected(state)) {
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s_log.debug("The selection model is selected; displaying " + "the item pane");
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getBody().push(state, getItemPane());
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}
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}
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}
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}
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