layoutmanagerportlet.java

GridSphere 门户 提供一个基于 portlet 的高级开放源代码门户。GridSphere 是在欧盟提供基金的 GridLab 项目下开发的

package org.gridsphere.portlets.core.admin.layout;

import org.gridsphere.layout.*;
import org.gridsphere.portlet.impl.SportletProperties;
import org.gridsphere.portletcontainer.ApplicationPortlet;
import org.gridsphere.portletcontainer.DefaultPortletAction;
import org.gridsphere.portletcontainer.GridSphereEvent;
import org.gridsphere.portletcontainer.impl.GridSphereEventImpl;
import org.gridsphere.provider.event.jsr.ActionFormEvent;
import org.gridsphere.provider.event.jsr.FormEvent;
import org.gridsphere.provider.event.jsr.RenderFormEvent;
import org.gridsphere.provider.portlet.jsr.ActionPortlet;
import org.gridsphere.provider.portletui.beans.*;
import org.gridsphere.services.core.content.ContentFile;
import org.gridsphere.services.core.content.ContentManagerService;
import org.gridsphere.services.core.portal.PortalConfigService;
import org.gridsphere.services.core.registry.PortletRegistryService;
import org.gridsphere.services.core.security.role.PortletRole;
import org.gridsphere.services.core.security.role.RoleManagerService;

import javax.portlet.*;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.File;
import java.io.IOException;
import java.util.*;


public class LayoutManagerPortlet extends ActionPortlet {


    public static final String VIEW_JSP = "admin/layout/view.jsp";

    private static Map<String, PortletPage> pages = new HashMap<String, PortletPage>();
    private static RoleManagerService roleManagerService;
    private static ContentManagerService contentManagerService;
    private static PortalConfigService portalConfigService = null;
    private PortletRegistryService portletRegistryService = null;
    private PortletPageFactory pageFactory = null;

    private static final String SELECTED_LAYOUT = LayoutManagerPortlet.class.getName() + ".SELECTED_LAYOUT";

    public void init(PortletConfig config) throws PortletException {
        super.init(config);
        roleManagerService = (RoleManagerService) createPortletService(RoleManagerService.class);
        contentManagerService = (ContentManagerService) createPortletService(ContentManagerService.class);
        portletRegistryService = (PortletRegistryService) createPortletService(PortletRegistryService.class);
        portalConfigService = (PortalConfigService) createPortletService(PortalConfigService.class);
        pageFactory = PortletPageFactory.getInstance();
        DEFAULT_VIEW_PAGE = "doShowLayout";
    }

    public void savePageDetails(ActionFormEvent event) {
        PortletRequest req = event.getActionRequest();
        String sessionId = req.getPortletSession().getId();
        PortletPage page = (PortletPage) pages.get(sessionId);
        String title = event.getTextFieldBean("titleTF").getValue();
        page.setTitle(title);
        String keywords = event.getTextFieldBean("keywordsTF").getValue();
        page.setKeywords(keywords);
        pageFactory.savePortletPageMaster(page);
    }

    public void editComponent(RenderFormEvent event) throws PortletException, IOException {
        PortletRequest req = event.getRenderRequest();
        PortletResponse res = event.getRenderResponse();
        PortletContext context = getPortletConfig().getPortletContext();
        GridSphereEvent gsevent = new GridSphereEventImpl(context, (HttpServletRequest) req, (HttpServletResponse) res);
        String sessionId = req.getPortletSession().getId();
        PortletPage page = (PortletPage) pages.get(sessionId);
        page.actionPerformed(gsevent);
        pages.put(sessionId, page);

        setNextState(req, DEFAULT_VIEW_PAGE);

    }

    public PortletPage createLayout(FormEvent event, PortletRequest req) throws PortletException, IOException {

        PortletSession session = req.getPortletSession();
        String layoutId = (String) session.getAttribute(SELECTED_LAYOUT);

        PortletPage page = pageFactory.createPortletPageCopy(layoutId);

        pageFactory.setPageTheme(page, req);

        page.init(req, new ArrayList<ComponentIdentifier>());

        return page;
    }

    /*
    public void doFinish(FormEvent event) throws PortletException, IOException {
        PortletSession session = event.getPortletRequest().getPortletSession();
        session.setAttribute(SportletProperties.LAYOUT_PAGE, PortletPageFactory.USER_PAGE);
        session.removeAttribute(SELECTED_LAYOUT);
        pages.remove(session.getId());
    }
    */

    public void doSaveFrame(ActionFormEvent event) throws PortletException, IOException {
        PortletRequest req = event.getActionRequest();

        String sessionId = req.getPortletSession().getId();
        PortletPage page = (PortletPage) pages.get(sessionId);

        HiddenFieldBean compHF = event.getHiddenFieldBean("compHF");
        String activeComp = compHF.getValue();
        String reqRole = event.getListBoxBean("rolesLB").getSelectedName();
        String portletClass = event.getListBoxBean("portletsLB").getSelectedName();
        String label = event.getTextFieldBean("labelTF").getValue();
        PortletComponent comp = page.getActiveComponent(activeComp);

        if (comp instanceof PortletFrame) {
            PortletFrame frame = (PortletFrame) comp;
            if (reqRole.toUpperCase().equals("NONE")) reqRole = "";
            frame.setRequiredRole(reqRole);
            frame.setLabel(label);
            frame.setPortletClass(portletClass);
            log.debug("setting frame class to " + portletClass);
            RadioButtonBean istitleRB = event.getRadioButtonBean("istitleRB");
            if (!istitleRB.getSelectedValue().equalsIgnoreCase("yes")) {
                frame.setTransparent(true);
            }
            page.init(req, new ArrayList<ComponentIdentifier>());
        }

        pageFactory.savePortletPageMaster(page);

    }

    public void doSaveBar(ActionFormEvent event) throws PortletException, IOException {
        PortletRequest req = event.getActionRequest();

        String sessionId = req.getPortletSession().getId();
        PortletPage page = (PortletPage) pages.get(sessionId);


        HiddenFieldBean compHF = event.getHiddenFieldBean("compHF");
        String activeComp = compHF.getValue();

        PortletComponent comp = page.getActiveComponent(activeComp);

        if (comp instanceof PortletBar) {
            PortletBar bar = (PortletBar) comp;
            ListBoxBean colsLB = event.getListBoxBean("colsLB");
            String colTemplateNum = colsLB.getSelectedName();
            if (colTemplateNum != null) {
                PortletComponent c = createLayoutStrategy(colTemplateNum, bar.getPortletComponent());
                bar.setPortletComponent(c);
            }
        }

        pageFactory.savePortletPageMaster(page);
    }

    public void doSaveTab(ActionFormEvent event) throws PortletException, IOException {
        PortletRequest req = event.getActionRequest();

        String sessionId = req.getPortletSession().getId();
        PortletPage page = (PortletPage) pages.get(sessionId);
        HiddenFieldBean compHF = event.getHiddenFieldBean("compHF");
        String activeComp = compHF.getValue();
        String reqRole = event.getListBoxBean("rolesLB").getSelectedName();
        String name = event.getTextFieldBean("nameTF").getValue();
        String label = event.getTextFieldBean("labelTF").getValue();
        PortletComponent comp = page.getActiveComponent(activeComp);

        if (comp instanceof PortletTab) {
            PortletTab tab = (PortletTab) comp;
            if (reqRole.equalsIgnoreCase("NONE")) reqRole = "";
            tab.setRequiredRole(reqRole);
            tab.setLabel(label);
            tab.setTitle(req.getLocale().getLanguage(), name);
            ListBoxBean colsLB = event.getListBoxBean("colsLB");
            String colTemplateNum = colsLB.getSelectedName();
            if (colTemplateNum != null) {
                PortletComponent table = createLayoutStrategy(colTemplateNum, tab.getPortletComponent());
                tab.setPortletComponent(table);
                PortletNavMenu parent = (PortletNavMenu) tab.getParentComponent();
                parent.setSelectedPortletTab(tab);
            }
        }

        pageFactory.savePortletPageMaster(page);
    }

    public void doSaveNewTab(ActionFormEvent event) throws PortletException, IOException {
        PortletRequest req = event.getActionRequest();

        String sessionId = req.getPortletSession().getId();
        PortletPage page = (PortletPage) pages.get(sessionId);

        HiddenFieldBean compHF = event.getHiddenFieldBean("compHF");
        String activeComp = compHF.getValue();
        String reqRole = event.getListBoxBean("rolesLB").getSelectedName();
        String name = event.getTextFieldBean("nameTF").getValue();
        String label = event.getTextFieldBean("labelTF").getValue();
        PortletComponent comp = page.getActiveComponent(activeComp);
        //PortletComponent comp = active.getParentComponent();

        log.debug("compHF=" + activeComp);
        log.debug("comp class= " + comp.getClass());
        log.debug("active comp = " + comp.getComponentID());
        if (comp instanceof PortletTabbedPane) {
            PortletTabbedPane pane = (PortletTabbedPane) comp;
            //System.err.println("tab name " + thistab.getTitle("en"));
            //PortletTabbedPane pane = (PortletTabbedPane)thistab.getParentComponent();
            PortletTab tab = new PortletTab();
            tab.setTitle(req.getLocale().getLanguage(), name);
            if (reqRole.equalsIgnoreCase("NONE")) reqRole = "";
            tab.setRequiredRole(reqRole);
            tab.setLabel(label);
            if (pane.getStyle().equals("menu")) {
                //RadioButtonBean addSubTab = event.getRadioButtonBean("subcompRB");
                //if (addSubTab.getSelectedValue().equals("double")) {
                PortletTabbedPane newpane = new PortletTabbedPane();
                newpane.setStyle("sub-menu");
                tab.setPortletComponent(newpane);
                /*} else {
                    PortletRowLayout row = new PortletRowLayout();
                    PortletColumnLayout col = new PortletColumnLayout();
                    col.setWidth("100%");
                    row.addPortletComponent(col);
                    PortletTableLayout table = new PortletTableLayout();
                    table.addPortletComponent(row);
                    tab.setPortletComponent(table);
                }*/
            } else if (pane.getStyle().equals("sub-menu")) {
                ListBoxBean colsLB = event.getListBoxBean("colsLB");
                String colTemplateNum = colsLB.getSelectedName();
                PortletComponent c = createLayoutStrategy(colTemplateNum, tab.getPortletComponent());
                tab.setPortletComponent(c);
            }
            pane.addTab(tab);
            pane.setSelectedPortletTab(tab);

            pageFactory.savePortletPageMaster(page);

            page.init(req, new ArrayList<ComponentIdentifier>());
            pages.put(sessionId, page);
        } else if (comp instanceof PortletMenu) {
            PortletMenu menu = (PortletMenu) comp;
            //System.err.println("tab name " + thistab.getTitle("en"));
            //PortletTabbedPane pane = (PortletTabbedPane)thistab.getParentComponent();
            log.debug("creating new menu tab!");
            PortletTab tab = new PortletTab();
            tab.setTitle(req.getLocale().getLanguage(), name);
            if (reqRole.equalsIgnoreCase("NONE")) reqRole = "";
            tab.setRequiredRole(reqRole);
            tab.setLabel(label);
            ListBoxBean colsLB = event.getListBoxBean("colsLB");
            String colTemplateNum = colsLB.getSelectedName();
            PortletComponent c = createLayoutStrategy(colTemplateNum, tab.getPortletComponent());
            tab.setPortletComponent(c);
            menu.addTab(tab);
            menu.setSelectedPortletTab(tab);

            pageFactory.savePortletPageMaster(page);


            page.init(req, new ArrayList<ComponentIdentifier>());

            pages.put(sessionId, page);
        }


    }

    public void doDeleteTab(ActionFormEvent event) throws PortletException, IOException {
        PortletRequest req = event.getActionRequest();
        String sessionId = req.getPortletSession().getId();
        PortletPage page = (PortletPage) pages.get(sessionId);

        HiddenFieldBean compHF = event.getHiddenFieldBean("compHF");
        String activeComp = compHF.getValue();

        PortletComponent comp = page.getActiveComponent(activeComp);

        if (comp instanceof PortletTab) {
            PortletTab tab = (PortletTab) comp;