Package org.exoplatform.portal.webui.workspace

Source Code of org.exoplatform.portal.webui.workspace.UIPortalApplication

/**
* Copyright (C) 2009 eXo Platform SAS.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/

package org.exoplatform.portal.webui.workspace;

import javax.servlet.http.HttpServletResponse;

import java.io.UnsupportedEncodingException;
import java.io.Writer;
import java.net.URLDecoder;
import java.net.URLEncoder;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.Comparator;
import java.util.HashMap;
import java.util.HashSet;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Locale;
import java.util.Map;
import java.util.Set;

import org.apache.commons.lang.StringUtils;
import org.exoplatform.commons.utils.Safe;
import org.exoplatform.portal.Constants;
import org.exoplatform.portal.application.PortalRequestContext;
import org.exoplatform.portal.application.RequestNavigationData;
import org.exoplatform.portal.config.DataStorage;
import org.exoplatform.portal.config.UserPortalConfig;
import org.exoplatform.portal.config.model.Container;
import org.exoplatform.portal.config.model.PortalConfig;
import org.exoplatform.portal.mop.SiteKey;
import org.exoplatform.portal.mop.SiteType;
import org.exoplatform.portal.resource.Skin;
import org.exoplatform.portal.resource.SkinConfig;
import org.exoplatform.portal.resource.SkinService;
import org.exoplatform.portal.resource.SkinURL;
import org.exoplatform.portal.webui.application.UIPortlet;
import org.exoplatform.portal.webui.page.UIPageActionListener.ChangeNodeActionListener;
import org.exoplatform.portal.webui.page.UISiteBody;
import org.exoplatform.portal.webui.portal.PageNodeEvent;
import org.exoplatform.portal.webui.portal.UIPortal;
import org.exoplatform.portal.webui.util.PortalDataMapper;
import org.exoplatform.portal.webui.util.Util;
import org.exoplatform.services.log.ExoLogger;
import org.exoplatform.services.organization.OrganizationService;
import org.exoplatform.services.organization.UserProfile;
import org.exoplatform.services.resources.LocaleConfig;
import org.exoplatform.services.resources.LocaleConfigService;
import org.exoplatform.services.resources.LocaleContextInfo;
import org.exoplatform.services.resources.Orientation;
import org.exoplatform.web.ControllerContext;
import org.exoplatform.web.application.JavascriptManager;
import org.exoplatform.web.application.javascript.JavascriptConfigParser;
import org.exoplatform.web.application.javascript.JavascriptConfigService;
import org.exoplatform.web.url.MimeType;
import org.exoplatform.web.url.navigation.NavigationResource;
import org.exoplatform.web.url.navigation.NodeURL;
import org.exoplatform.webui.application.WebuiRequestContext;
import org.exoplatform.webui.config.annotation.ComponentConfig;
import org.exoplatform.webui.config.annotation.EventConfig;
import org.exoplatform.webui.core.UIApplication;
import org.exoplatform.webui.core.UIComponent;
import org.exoplatform.webui.core.UIComponentDecorator;
import org.exoplatform.webui.core.UIContainer;
import org.exoplatform.webui.event.Event;
import org.exoplatform.webui.url.ComponentURL;
import org.gatein.portal.controller.resource.ResourceId;
import org.gatein.portal.controller.resource.ResourceScope;
import org.gatein.portal.controller.resource.script.FetchMap;
import org.gatein.portal.controller.resource.script.FetchMode;
import org.gatein.portal.controller.resource.script.Module;
import org.gatein.portal.controller.resource.script.ScriptResource;
import org.json.JSONObject;

/**
* This extends the UIApplication and hence is a sibling of UIPortletApplication (used by any eXo Portlets as the Parent class
* to build the portlet component tree). The UIPortalApplication is responsible to build its subtree according to some
* configuration parameters. If all components are displayed it is composed of 2 UI components: -UIWorkingWorkSpace: the right
* part that can display the normal or webos portal layouts - UIPopupWindow: a popup window that display or not
*/
@ComponentConfig(lifecycle = UIPortalApplicationLifecycle.class, template = "system:/groovy/portal/webui/workspace/UIPortalApplication.gtmpl", events = { @EventConfig(listeners = ChangeNodeActionListener.class) })
public class UIPortalApplication extends UIApplication {
    public static final int NORMAL_MODE = 0;

    public static final int APP_BLOCK_EDIT_MODE = 1;

    public static final int APP_VIEW_EDIT_MODE = 2;

    public static final int CONTAINER_BLOCK_EDIT_MODE = 3;

    public static final int CONTAINER_VIEW_EDIT_MODE = 4;

    public static final UIComponent EMPTY_COMPONENT = new UIComponent() {
        public String getId() {
            return "_portal:componentId_";
        };
    };

    private int modeState = NORMAL_MODE;

    private Orientation orientation_ = Orientation.LT;

    public static final String UI_WORKING_WS_ID = "UIWorkingWorkspace";

    public static final String UI_VIEWING_WS_ID = "UIViewWS";

    public static final String UI_EDITTING_WS_ID = "UIEditInlineWS";

    public static final String UI_MASK_WS_ID = "UIMaskWorkspace";

    private String skin_ = SkinService.DEFAULT_SKIN;

    private boolean isSessionOpen = false;

    private Map<SiteKey, UIPortal> all_UIPortals;

    private UIPortal currentSite;

    private boolean isAjaxInLastRequest;

    private RequestNavigationData lastNonAjaxRequestNavData;

    private RequestNavigationData lastRequestNavData;

    private String lastPortal;

    /**
     * The constructor of this class is used to build the tree of UI components that will be aggregated in the portal page.<br/>
     * 1) The component is stored in the current PortalRequestContext ThreadLocal<br/>
     * 2) The configuration for the portal associated with the current user request is extracted from the PortalRequestContext<br/>
     * 3) Then according to the context path, either a public or private portal is initiated. Usually a public portal does not
     * contain the left column and only the private one has it.<br/>
     * 4) The skin to use is setup <br/>
     * 5) Finally, the current component is associated with the current portal owner
     *
     * @throws Exception
     */
    public UIPortalApplication() throws Exception {
        log = ExoLogger.getLogger("portal:UIPortalApplication");
        PortalRequestContext context = PortalRequestContext.getCurrentInstance();

        // userPortalConfig_ = (UserPortalConfig)context.getAttribute(UserPortalConfig.class);
        // if (userPortalConfig_ == null)
        // throw new Exception("Can't load user portal config");

        // dang.tung - set portal language by user preference -> browser ->
        // default
        // ------------------------------------------------------------------------------
        LocaleConfigService localeConfigService = getApplicationComponent(LocaleConfigService.class);

        Locale locale = context.getLocale();
        if (locale == null) {
            if (log.isWarnEnabled())
                log.warn("No locale set on PortalRequestContext! Falling back to 'en'.");
            locale = Locale.ENGLISH;
        }

        String localeName = LocaleContextInfo.getLocaleAsString(locale);
        LocaleConfig localeConfig = localeConfigService.getLocaleConfig(localeName);
        if (localeConfig == null) {
            if (log.isWarnEnabled())
                log.warn("Unsupported locale set on PortalRequestContext: " + localeName + "! Falling back to 'en'.");
            localeConfig = localeConfigService.getLocaleConfig(Locale.ENGLISH.getLanguage());
        }
        setOrientation(localeConfig.getOrientation());

        // -------------------------------------------------------------------------------
        context.setUIApplication(this);

        this.all_UIPortals = new HashMap<SiteKey, UIPortal>(5);

        initWorkspaces();
    }

    /**
     * Sets the specified portal to be showed in the normal mode currently
     *
     * @param uiPortal
     */
    public void setCurrentSite(UIPortal uiPortal) {
        this.currentSite = uiPortal;

        UISiteBody siteBody = this.findFirstComponentOfType(UISiteBody.class);
        if (siteBody != null) {
            // TODO: Check this part carefully
            siteBody.setUIComponent(uiPortal);
        }
    }

    /**
     * Returns current UIPortal which being showed in normal mode
     *
     * @return
     */
    public UIPortal getCurrentSite() {
        return currentSite;
    }

    /**
     * Returns a cached UIPortal matching to OwnerType and OwnerId if any
     *
     * @param ownerType
     * @param ownerId
     * @return
     */
    public UIPortal getCachedUIPortal(String ownerType, String ownerId) {
        if (ownerType == null || ownerId == null) {
            return null;
        }
        return this.all_UIPortals.get(new SiteKey(ownerType, ownerId));
    }

    public UIPortal getCachedUIPortal(SiteKey key) {
        if (key == null) {
            return null;
        }
        return this.all_UIPortals.get(key);
    }

    /**
     * Associates the specified UIPortal to a cache map with specified key which bases on OwnerType and OwnerId
     *
     * @param uiPortal
     */
    public void putCachedUIPortal(UIPortal uiPortal) {
        SiteKey siteKey = uiPortal.getSiteKey();

        if (siteKey != null) {
            this.all_UIPortals.put(siteKey, uiPortal);
        }
    }

    /**
     * Remove the UIPortal from the cache map
     *
     * @param ownerType
     * @param ownerId
     */
    public void removeCachedUIPortal(String ownerType, String ownerId) {
        if (ownerType == null || ownerId == null) {
            return;
        }
        this.all_UIPortals.remove(new SiteKey(ownerType, ownerId));
    }

    /**
     * Invalidate any UIPage cache object associated to UIPortal objects
     *
     * @param pageRef
     */
    public void invalidateUIPage(String pageRef) {
        for (UIPortal tmp : all_UIPortals.values()) {
            tmp.clearUIPage(pageRef);
        }
    }

    public void refreshCachedUI() throws Exception {
        DataStorage storage = this.getApplicationComponent(DataStorage.class);
        all_UIPortals.clear();

        UIPortal uiPortal = getCurrentSite();
        if (uiPortal != null) {
            SiteKey siteKey = uiPortal.getSiteKey();

            UIPortal tmp = null;
            PortalConfig portalConfig = storage.getPortalConfig(siteKey.getTypeName(), siteKey.getName());
            if (portalConfig != null) {
                tmp = this.createUIComponent(UIPortal.class, null, null);
                PortalDataMapper.toUIPortal(tmp, portalConfig);
                this.putCachedUIPortal(tmp);
                tmp.setNavPath(uiPortal.getNavPath());
                tmp.refreshUIPage();

                setCurrentSite(tmp);
                if (SiteType.PORTAL.equals(siteKey.getType())) {
                    PortalRequestContext pcontext = Util.getPortalRequestContext();
                    if (pcontext != null) {
                        UserPortalConfig userPortalConfig = pcontext.getUserPortalConfig();
                        userPortalConfig.setPortalConfig(portalConfig);
                    }
                }
            }
        }
    }

    public boolean isSessionOpen() {
        return isSessionOpen;
    }

    public void setSessionOpen(boolean isSessionOpen) {
        this.isSessionOpen = isSessionOpen;
    }

    public Orientation getOrientation() {
        return orientation_;
    }

    public void setOrientation(Orientation orientation) {
        this.orientation_ = orientation;
    }

    public Locale getLocale() {
        return Util.getPortalRequestContext().getLocale();
    }

    public void setModeState(int mode) {
        this.modeState = mode;
    }

    public int getModeState() {
        return modeState;
    }

    public void setLastRequestNavData(RequestNavigationData navData) {
        this.lastRequestNavData = navData;
    }

    /**
     * @deprecated use the Mode State instead
     *
     * @return True if the Portal is not in the normal mode
     */
    public boolean isEditing() {
        return (modeState != NORMAL_MODE);
    }

    /**
     * Return a map of JS resource ids (required to be load for current page) and boolean:
     * true if that script should be push on the header before html.
     * false if that script should be load lazily after html has been loaded <br/>
     *
     * JS resources always contains SHARED/bootstrap required to be loaded eagerly
     * and optionally (by configuration) contains: portal js, portlet js, and resouces registered to be load
     * through JavascriptManager
     *
     * @return
     */
    public Map<String, Boolean> getScripts() {
        PortalRequestContext prc = PortalRequestContext.getCurrentInstance();
        JavascriptManager jsMan = prc.getJavascriptManager();

        //
        FetchMap<ResourceId> requiredResources = jsMan.getScriptResources();
        log.debug("Resource ids to resolve: {}", requiredResources);

        //
        JavascriptConfigService service = getApplicationComponent(JavascriptConfigService.class);
        Map<String, Boolean> ret = new LinkedHashMap<String, Boolean>();
        Map<String, Boolean> tmp = new LinkedHashMap<String, Boolean>();
        Map<ScriptResource, FetchMode> resolved = service.resolveIds(requiredResources);
        for (ScriptResource rs : resolved.keySet()) {
            ResourceId id = rs.getId();
            //SHARED/bootstrap should be loaded first
            if (ResourceScope.SHARED.equals(id.getScope()) && "bootstrap".equals(id.getName())) {
                ret.put(id.toString(), false);
            } else {
                boolean isRemote = !rs.isEmpty() && rs.getModules().get(0) instanceof Module.Remote;
                tmp.put(id.toString(), isRemote);
            }
        }
        ret.putAll(tmp);
        for (String url : jsMan.getExtendedScriptURLs()) {
            ret.put(url, true);
        }

        //
        log.debug("Resolved resources for page: " + ret);

        return ret;
    }

    /**
     * Return a map of GMD resource ids and their URLs that point to ResourceRequestHandler.
     * this map will be used by GateIn JS module loader (currently, it is requirejs)
     * @throws Exception
     */
    public JSONObject getJSConfig() throws Exception {
        JavascriptConfigService service = getApplicationComponent(JavascriptConfigService.class);
        PortalRequestContext prc = PortalRequestContext.getCurrentInstance();
        return service.getJSConfig(prc.getControllerContext(), prc.getLocale());
    }

    /**
     * Return corresponding collection of Skin objects depends on current skin name,
     * this object help to build URL that point to SkinResourceRequestHandler. this handler is responsible to serves for css files <br/>
     *
     * The collection contains:
     * - portal skin modules <br/>
     * - skin for specific site<br/>
     * - skin for portlets that belongs to portal (not in the page).
     * Those portlet skins will be merged into one css resource called CompositeSkin <br/>
     * we are using ajax to change navigation, if only page is change, only the skin of portlet in page is changed (not the portlet belongs to portal)
     */
    public Collection<Skin> getPortalSkins() {
        SkinService skinService = getApplicationComponent(SkinService.class);

        //
        Collection<Skin> skins = new ArrayList<Skin>(skinService.getPortalSkins(skin_));

        //
        SkinConfig skinConfig = skinService.getSkin(Util.getUIPortal().getName(), skin_);
        if (skinConfig != null) {
            skins.add(skinConfig);
        }

        //
        Set<SkinConfig> portletConfigs = getPortalPortletSkins();
        // don't merge portlet if portlet not available
        if (!portletConfigs.isEmpty()) {
            skins.add(skinService.merge(portletConfigs));
        }
        //
        return skins;
    }

    private Set<SkinConfig> getPortalPortletSkins() {
        Set<SkinConfig> portletConfigs = new HashSet<SkinConfig>();
        for (UIComponent child : findFirstComponentOfType(UIPortal.class).getChildren()) {
            getPortalPortletSkinConfig(portletConfigs, child);
        }
        return portletConfigs;
    }

    private void getPortalPortletSkinConfig(Set<SkinConfig> portletConfigs, UIComponent component) {
        if(component instanceof UIPortlet) {
            SkinConfig portletConfig = getPortletSkinConfig((UIPortlet) component);
            if (portletConfig != null) {
                portletConfigs.add(portletConfig);
            }
        } else if (component instanceof UIContainer) {
            for(UIComponent child : ((UIContainer) component).getChildren()) {
                getPortalPortletSkinConfig(portletConfigs, child);
            }
        }
    }

    public String getSkin() {
        return skin_;
    }

    public void setSkin(String skin) {
        this.skin_ = skin;
    }

    private SkinConfig getSkin(String module, String skin) {
        SkinService skinService = getApplicationComponent(SkinService.class);
        return skinService.getSkin(module, skin);
    }

    /**
     * Returns a set of portlets skin that have to be added in the HTML head tag.
     *Those portlets doesn't belongs to portal
     *
     * @return the portlet skins
     */
    public Set<Skin> getPortletSkins() {
        // Determine portlets visible on the page
        List<UIPortlet> uiportlets = new ArrayList<UIPortlet>();
        UIWorkingWorkspace uiWorkingWS = getChildById(UI_WORKING_WS_ID);
        UIPortal uiPortal = uiWorkingWS.findFirstComponentOfType(UIPortal.class);
        uiPortal.findComponentOfType(uiportlets, UIPortlet.class);
        UIPortalToolPanel toolPanel = uiWorkingWS.findFirstComponentOfType(UIPortalToolPanel.class);
        if (toolPanel != null && toolPanel.isRendered()) {
            toolPanel.findComponentOfType(uiportlets, UIPortlet.class);
        }

        // Get portal portlets to filter since they are already in the portal
        // skins
        Set<SkinConfig> portletConfigs = getPortalPortletSkins();
        List<SkinConfig> portletSkins = new ArrayList<SkinConfig>();

        //
        for (UIPortlet uiPortlet : uiportlets) {
            SkinConfig skinConfig = getPortletSkinConfig(uiPortlet);
            if (skinConfig == null) {
                skinConfig = getDefaultPortletSkinConfig(uiPortlet);
            }
            if (skinConfig != null && !portletConfigs.contains(skinConfig)) {
                portletSkins.add(skinConfig);
            }
        }

        // Sort skins by priority
        Collections.sort(portletSkins, new Comparator<SkinConfig>() {
            public int compare(SkinConfig o1, SkinConfig o2) {
                if (o1.getCSSPriority() == o2.getCSSPriority())
                    return 1;// Can indicate others condition here
                else if (o1.getCSSPriority() < 0)
                    return 1;
                else if (o2.getCSSPriority() < 0)
                    return -1;
                else
                    return o1.getCSSPriority() - o2.getCSSPriority();
            }
        });

        //
        return (new HashSet<Skin>(portletSkins));
    }

    private SkinConfig getDefaultPortletSkinConfig(UIPortlet portlet) {
        String portletId = portlet.getSkinId();
        if (portletId != null) {
            return getSkin(portletId, SkinService.DEFAULT_SKIN);
        } else {
            return null;
        }
    }

    private SkinConfig getPortletSkinConfig(UIPortlet portlet) {
        String portletId = portlet.getSkinId();
        if (portletId != null) {
            return getSkin(portletId, skin_);
        } else {
            return null;
        }
    }

    /**
     * The central area is called the WorkingWorkspace. It is composed of: 1) A UIPortal child which is filled with portal data
     * using the PortalDataMapper helper tool 2) A UIPortalToolPanel which is not rendered by default A UIMaskWorkspace is also
     * added to provide powerfull focus only popups
     *
     * @throws Exception
     */
    private void initWorkspaces() throws Exception {
        UIWorkingWorkspace uiWorkingWorkspace = addChild(UIWorkingWorkspace.class, UIPortalApplication.UI_WORKING_WS_ID, null);
        UIComponentDecorator uiViewWS = uiWorkingWorkspace.addChild(UIComponentDecorator.class, null, UI_VIEWING_WS_ID);

        DataStorage dataStorage = getApplicationComponent(DataStorage.class);
        Container container = dataStorage.getSharedLayout();

        uiWorkingWorkspace.addChild(UIEditInlineWorkspace.class, null, UI_EDITTING_WS_ID).setRendered(false);
        if (container != null) {
            org.exoplatform.portal.webui.container.UIContainer uiContainer = createUIComponent(
                    org.exoplatform.portal.webui.container.UIContainer.class, null, null);
            uiContainer.setStorageId(container.getStorageId());
            PortalDataMapper.toUIContainer(uiContainer, container);
            uiContainer.setRendered(true);
            uiViewWS.setUIComponent(uiContainer);
        }
        addChild(UIMaskWorkspace.class, UIPortalApplication.UI_MASK_WS_ID, null);
    }

    /**
     * Check current portal name, if it's changing, reload portal properties (for now, skin setting)
     */
    @Override
    public void processDecode(WebuiRequestContext context) throws Exception {
        PortalRequestContext prc = (PortalRequestContext) context;
        String portalName = prc.getUserPortalConfig().getPortalName();
        if (!Safe.equals(portalName, lastPortal)) {
            reloadPortalProperties();
            lastPortal = portalName;
        }
        super.processDecode(context);
    }

    /**
     * The processAction() method is doing 3 actions: <br/>
     * 1) if this is a non ajax request and the last is an ajax one, then we check if the requested nodePath is equal to last
     * non ajax nodePath and is not equal to the last nodePath, the server performs a 302 redirect on the last nodePath.<br/>
     * 2) if the nodePath exist but is equals to the current one then we also call super and stops here.<br/>
     * 3) if the requested nodePath is not equals to the current one or current page no longer exists, then an event of type
     * PageNodeEvent.CHANGE_NODE is sent to the associated EventListener; a call to super is then done.
     */
    @Override
    public void processAction(WebuiRequestContext context) throws Exception {
        PortalRequestContext pcontext = (PortalRequestContext) context;
        // String requestURI = pcontext.getRequestURI();
        RequestNavigationData requestNavData = pcontext.getNavigationData();

        boolean isAjax = pcontext.useAjax();

        if (!isAjax) {
            if (isAjaxInLastRequest) {
                isAjaxInLastRequest = false;
                if (requestNavData.equals(lastNonAjaxRequestNavData) && !requestNavData.equals(lastRequestNavData)) {
                    NodeURL nodeURL = pcontext.createURL(NodeURL.TYPE).setNode(getCurrentSite().getSelectedUserNode());
                    pcontext.sendRedirect(nodeURL.toString());
                    return;
                }
            }
            lastNonAjaxRequestNavData = requestNavData;
        }

        isAjaxInLastRequest = isAjax;

        if (!requestNavData.equals(lastRequestNavData)) {
            lastRequestNavData = requestNavData;

            StringBuilder js = new StringBuilder("eXo.env.server.portalBaseURL=\"");
            js.append(getBaseURL()).append("\";\n");

            String url = getPortalURLTemplate();
            js.append("eXo.env.server.portalURLTemplate=\"");
            js.append(url).append("\";");

            pcontext.getJavascriptManager().require("SHARED/base").addScripts(js.toString());

            SiteKey siteKey = new SiteKey(pcontext.getSiteType(), pcontext.getSiteName());
            PageNodeEvent<UIPortalApplication> pnevent = new PageNodeEvent<UIPortalApplication>(this,
                    PageNodeEvent.CHANGE_NODE, siteKey, pcontext.getNodePath());
            broadcast(pnevent, Event.Phase.PROCESS);
        }

        if (!isAjax) {
            lastNonAjaxRequestNavData = requestNavData;
        }

        if (pcontext.isResponseComplete()) {
            return;
        }

        if (currentSite == null || currentSite.getSelectedUserNode() == null) {
            pcontext.sendError(HttpServletResponse.SC_NOT_FOUND);
        }

        super.processAction(pcontext);
    }

    /**
     * The processrender() method handles the creation of the returned HTML either for a full page render or in the case of an
     * AJAX call The first request, Ajax is not enabled (means no ajaxRequest parameter in the request) and hence the
     * super.processRender() method is called. This will hence call the processrender() of the Lifecycle object as this method
     * is not overidden in UIPortalApplicationLifecycle. There we simply render the bounded template (groovy usually). Note that
     * bounded template are also defined in component annotations, so for the current class it is UIPortalApplication.gtmpl On
     * second calls, request have the "ajaxRequest" parameter set to true in the URL. In that case the algorithm is a bit more
     * complex: a) The list of components that should be updated is extracted using the context.getUIComponentToUpdateByAjax()
     * method. That list was setup during the process action phase b) Portlets and other UI components to update are split in 2
     * different lists c) Portlets full content are returned and set with the tag <div class="PortalResponse"> d) Block to
     * updates (which are UI components) are set within the <div class="PortalResponseData"> tag e) Extra markup headers are in the
     * <div class="MarkupHeadElements"> tag f) additional scripts are in <div class="ImmediateScripts">, JS GMD modules will be loaded by
     * generated JS command on AMD js loader, and is put into PortalResponseScript block g) Then the scripts and the
     * skins to reload are set in the <div class="PortalResponseScript">
     */
    public void processRender(WebuiRequestContext context) throws Exception {
        PortalRequestContext pcontext = (PortalRequestContext) context;

        JavascriptManager jsMan = context.getJavascriptManager();
        // Add JS resource of current portal
        String portalOwner = pcontext.getPortalOwner();
        jsMan.loadScriptResource(ResourceScope.PORTAL, portalOwner);

        //
        Writer w = context.getWriter();
        if (!context.useAjax()) {
            // Support for legacy resource declaration
            jsMan.loadScriptResource(ResourceScope.SHARED, JavascriptConfigParser.LEGACY_JAVA_SCRIPT);
            // Need to add bootstrap as immediate since it contains the loader
            jsMan.loadScriptResource(ResourceScope.SHARED, "bootstrap");

            super.processRender(context);
        } else {
            UIMaskWorkspace uiMaskWS = getChildById(UIPortalApplication.UI_MASK_WS_ID);
            if (uiMaskWS.isUpdated())
                pcontext.addUIComponentToUpdateByAjax(uiMaskWS);
            if (getUIPopupMessages().hasMessage()) {
                pcontext.addUIComponentToUpdateByAjax(getUIPopupMessages());
            }

            Set<UIComponent> list = context.getUIComponentToUpdateByAjax();
            List<UIPortlet> uiPortlets = new ArrayList<UIPortlet>(3);
            List<UIComponent> uiDataComponents = new ArrayList<UIComponent>(5);

            if (list != null) {
                for (UIComponent uicomponent : list) {
                    if (uicomponent instanceof UIPortlet)
                        uiPortlets.add((UIPortlet) uicomponent);
                    else
                        uiDataComponents.add(uicomponent);
                }
            }
            w.write("<div class=\"PortalResponse\">");
            w.write("<div class=\"PortalResponseData\">");
            for (UIComponent uicomponent : uiDataComponents) {
                if (log.isDebugEnabled())
                    log.debug("AJAX call: Need to refresh the UI component " + uicomponent.getName());
                renderBlockToUpdate(uicomponent, context, w);
            }
            w.write("</div>");

            if (!context.getFullRender()) {
                for (UIPortlet uiPortlet : uiPortlets) {
                    if (log.isDebugEnabled())
                        log.debug("AJAX call: Need to refresh the Portlet " + uiPortlet.getId());

                    w.write("<div class=\"PortletResponse\" style=\"display: none\">");
                    w.append("<div class=\"PortletResponsePortletId\">" + uiPortlet.getId() + "</div>");
                    w.append("<div class=\"PortletResponseData\">");

                    /*
                     * If the portlet is using our UI framework or supports it then it will return a set of block to updates. If
                     * there is not block to update the javascript client will see that as a full refresh of the content part
                     */
                    uiPortlet.processRender(context);

                    w.append("</div>");
                    w.append("<div class=\"PortletResponseScript\"></div>");
                    w.write("</div>");
                }
            }
            w.write("<div class=\"MarkupHeadElements\">");
            List<String> headElems = ((PortalRequestContext) context).getExtraMarkupHeadersAsStrings();
            for (String elem : headElems) {
                w.write(elem);
            }
            w.write("</div>");
            w.write("<div class=\"LoadingScripts\">");
            writeLoadingScripts(pcontext);
            w.write("</div>");
            w.write("<div class=\"PortalResponseScript\">");
            JavascriptManager jsManager = pcontext.getJavascriptManager();
            String skin = getAddSkinScript(pcontext.getControllerContext(), list);
            if (skin != null) {
                jsManager.require("SHARED/skin", "skin").addScripts(skin);
            }
            w.write(jsManager.getJavaScripts());
            w.write("</div>");
            w.write("</div>");
        }
    }

    private void writeLoadingScripts(PortalRequestContext context) throws Exception {
        Writer w = context.getWriter();
        Map<String, Boolean> scriptURLs = getScripts();
        w.write("<div class=\"ImmediateScripts\">");
        w.write(StringUtils.join(scriptURLs.keySet(), ","));
        w.write("</div>");
    }

    private String getAddSkinScript(ControllerContext context, Set<UIComponent> updateComponents) {
        if (updateComponents == null)
            return null;
        List<UIPortlet> uiportlets = new ArrayList<UIPortlet>();
        for (UIComponent uicomponent : updateComponents) {
            if (uicomponent instanceof UIContainer) {
                UIContainer uiContainer = (UIContainer) uicomponent;
                uiContainer.findComponentOfType(uiportlets, UIPortlet.class);
            }
            if (uicomponent instanceof UIComponentDecorator) {
                UIComponentDecorator uiDecorator = (UIComponentDecorator) uicomponent;
                if (uiDecorator.getUIComponent() instanceof UIContainer) {
                    UIContainer uiContainer = (UIContainer) uiDecorator.getUIComponent();
                    uiContainer.findComponentOfType(uiportlets, UIPortlet.class);
                }
            }
        }
        List<SkinConfig> skins = new ArrayList<SkinConfig>();
        SkinService skinService = getApplicationComponent(SkinService.class);
        for (UIPortlet uiPortlet : uiportlets) {
            String skinId = uiPortlet.getSkinId();
            if (skinId != null) {
                SkinConfig skinConfig = skinService.getSkin(skinId, skin_);
                if (skinConfig != null)
                    skins.add(skinConfig);
            }
        }
        StringBuilder b = new StringBuilder(1000);
        for (SkinConfig ele : skins) {
            SkinURL url = ele.createURL(context);
            url.setOrientation(orientation_);
            b.append("skin.addSkin('").append(ele.getId()).append("','").append(url).append("');\n");
        }
        return b.toString();
    }

    /**
     * Use {@link PortalRequestContext#getUserPortalConfig()} instead
     *
     * @return
     */
    @Deprecated
    public UserPortalConfig getUserPortalConfig() {
        return Util.getPortalRequestContext().getUserPortalConfig();
    }

    /**
     * Use {@link PortalRequestContext#setUserPortalConfig(UserPortalConfig)} instead
     *
     * @return
     */
    @Deprecated
    public void setUserPortalConfig(UserPortalConfig userPortalConfig) {
        Util.getPortalRequestContext().setUserPortalConfig(userPortalConfig);
    }

    /**
     * Reload portal properties. This is needed to be called when it is changing Portal site<br/>
     * If user has been authenticated, get the skin name setting from user profile.<br/>
     * anonymous user or no skin setting in user profile, use the skin setting in portal config
     *
     * @throws Exception
     */
    public void reloadPortalProperties() throws Exception {
        PortalRequestContext context = Util.getPortalRequestContext();
        String user = context.getRemoteUser();
        String portalSkin = null;
        OrganizationService orgService = getApplicationComponent(OrganizationService.class);

        if (user != null) {
            UserProfile userProfile = orgService.getUserProfileHandler().findUserProfileByName(user);
            if (userProfile != null) {
                portalSkin = userProfile.getUserInfoMap().get(Constants.USER_SKIN);
            } else {
                if (log.isWarnEnabled())
                    log.warn("Could not load user profile for " + user + ". Using default portal locale.");
            }
        }

        // use the skin from the user profile if available, otherwise use from the portal config
        if (portalSkin != null && portalSkin.trim().length() > 0) {
            skin_ = portalSkin;
        } else {
            String userPortalConfigSkin = context.getUserPortalConfig().getPortalConfig().getSkin();
            if (userPortalConfigSkin != null && userPortalConfigSkin.trim().length() > 0)
                skin_ = userPortalConfigSkin;
        }
    }

    /**
     * Return the portal url template which will be sent to client ( browser ) and used for JS based portal url generation.
     *
     * <p>
     * The portal url template are calculated base on the current request and site state. Something like :
     * <code>"/portal/g/:platform:administrators/administration/registry?portal:componentId={portal:uicomponentId}&portal:action={portal:action}" ;</code>
     *
     * @return return portal url template
     * @throws UnsupportedEncodingException
     */
    public String getPortalURLTemplate() throws UnsupportedEncodingException {
        PortalRequestContext pcontext = Util.getPortalRequestContext();
        ComponentURL urlTemplate = pcontext.createURL(ComponentURL.TYPE);
        urlTemplate.setMimeType(MimeType.PLAIN);
        urlTemplate.setPath(pcontext.getNodePath());
        urlTemplate.setResource(EMPTY_COMPONENT);
        urlTemplate.setAction("_portal:action_");

        return urlTemplate.toString();
    }

    public String getBaseURL() throws UnsupportedEncodingException  {
        PortalRequestContext pcontext = Util.getPortalRequestContext();
        NodeURL nodeURL = pcontext.createURL(NodeURL.TYPE, new NavigationResource(pcontext.getSiteKey(), pcontext.getNodePath()));
        return nodeURL.toString();
    }
}
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