protected void populateElementLayoutMetadata(Element layoutElement, Layout layout)
      throws Exception {

    LayoutStagingHandler layoutStagingHandler = LayoutStagingUtil.getLayoutStagingHandler(layout);

    if (layoutStagingHandler != null) {
      LayoutRevision layoutRevision = layoutStagingHandler.getLayoutRevision();

      if (layoutRevision != null) {
        layoutElement.addAttribute(
            "layout-revision-id", String.valueOf(layoutRevision.getLayoutRevisionId()));
        layoutElement.addAttribute(
            "layout-branch-id", String.valueOf(layoutRevision.getLayoutBranchId()));

        LayoutBranch layoutBranch = layoutRevision.getLayoutBranch();

        layoutElement.addAttribute("layout-branch-name", String.valueOf(layoutBranch.getName()));
      }
    }

    layoutElement.addAttribute("layout-uuid", layout.getUuid());
    layoutElement.addAttribute("layout-id", String.valueOf(layout.getLayoutId()));
    layoutElement.addAttribute("layout-priority", String.valueOf(layout.getPriority()));

    String layoutPrototypeUuid = layout.getLayoutPrototypeUuid();

    if (Validator.isNotNull(layoutPrototypeUuid)) {
      LayoutPrototype layoutPrototype =
          _layoutPrototypeLocalService.getLayoutPrototypeByUuidAndCompanyId(
              layoutPrototypeUuid, layout.getCompanyId());

      layoutElement.addAttribute("layout-prototype-uuid", layoutPrototypeUuid);
      layoutElement.addAttribute(
          "layout-prototype-name", layoutPrototype.getName(LocaleUtil.getDefault()));
    }
  }
  protected void exportLayout(
      PortletDataContext portletDataContext,
      Portlet layoutConfigurationPortlet,
      LayoutCache layoutCache,
      List<Portlet> portlets,
      Map<String, Object[]> portletIds,
      boolean exportPermissions,
      boolean exportUserPermissions,
      Layout layout,
      Element layoutsElement)
      throws Exception {

    String path = portletDataContext.getLayoutPath(layout.getLayoutId()) + "/layout.xml";

    if (!portletDataContext.isPathNotProcessed(path)) {
      return;
    }

    LayoutRevision layoutRevision = null;

    if (LayoutStagingUtil.isBranchingLayout(layout)) {
      ServiceContext serviceContext = ServiceContextThreadLocal.getServiceContext();

      long layoutSetBranchId = ParamUtil.getLong(serviceContext, "layoutSetBranchId");

      if (layoutSetBranchId <= 0) {
        return;
      }

      layoutRevision = LayoutRevisionUtil.fetchByL_H_P(layoutSetBranchId, true, layout.getPlid());

      if (layoutRevision == null) {
        return;
      }

      LayoutStagingHandler layoutStagingHandler = LayoutStagingUtil.getLayoutStagingHandler(layout);

      layoutStagingHandler.setLayoutRevision(layoutRevision);
    }

    Element layoutElement = layoutsElement.addElement("layout");

    if (layoutRevision != null) {
      layoutElement.addAttribute(
          "layout-revision-id", String.valueOf(layoutRevision.getLayoutRevisionId()));
      layoutElement.addAttribute(
          "layout-branch-id", String.valueOf(layoutRevision.getLayoutBranchId()));
      layoutElement.addAttribute(
          "layout-branch-name", String.valueOf(layoutRevision.getLayoutBranch().getName()));
    }

    layoutElement.addAttribute("layout-uuid", layout.getUuid());
    layoutElement.addAttribute("layout-id", String.valueOf(layout.getLayoutId()));

    long parentLayoutId = layout.getParentLayoutId();

    if (parentLayoutId != LayoutConstants.DEFAULT_PARENT_LAYOUT_ID) {
      Layout parentLayout =
          LayoutLocalServiceUtil.getLayout(
              layout.getGroupId(), layout.isPrivateLayout(), parentLayoutId);

      if (parentLayout != null) {
        layoutElement.addAttribute("parent-layout-uuid", parentLayout.getUuid());
      }
    }

    boolean deleteLayout =
        MapUtil.getBoolean(portletDataContext.getParameterMap(), "delete_" + layout.getPlid());

    if (deleteLayout) {
      layoutElement.addAttribute("delete", String.valueOf(true));

      return;
    }

    portletDataContext.setPlid(layout.getPlid());

    if (layout.isIconImage()) {
      Image image = ImageLocalServiceUtil.getImage(layout.getIconImageId());

      if (image != null) {
        String iconPath = getLayoutIconPath(portletDataContext, layout, image);

        layoutElement.addElement("icon-image-path").addText(iconPath);

        portletDataContext.addZipEntry(iconPath, image.getTextObj());
      }
    }

    _portletExporter.exportPortletData(
        portletDataContext, layoutConfigurationPortlet, layout, null, layoutElement);

    // Layout permissions

    if (exportPermissions) {
      _permissionExporter.exportLayoutPermissions(
          portletDataContext,
          layoutCache,
          portletDataContext.getCompanyId(),
          portletDataContext.getScopeGroupId(),
          layout,
          layoutElement,
          exportUserPermissions);
    }

    if (layout.isTypeArticle()) {
      exportJournalArticle(portletDataContext, layout, layoutElement);
    } else if (layout.isTypeLinkToLayout()) {
      UnicodeProperties typeSettingsProperties = layout.getTypeSettingsProperties();

      long linkToLayoutId =
          GetterUtil.getLong(
              typeSettingsProperties.getProperty("linkToLayoutId", StringPool.BLANK));

      if (linkToLayoutId > 0) {
        try {
          Layout linkedToLayout =
              LayoutLocalServiceUtil.getLayout(
                  portletDataContext.getScopeGroupId(), layout.isPrivateLayout(), linkToLayoutId);

          exportLayout(
              portletDataContext,
              layoutConfigurationPortlet,
              layoutCache,
              portlets,
              portletIds,
              exportPermissions,
              exportUserPermissions,
              linkedToLayout,
              layoutsElement);
        } catch (NoSuchLayoutException nsle) {
        }
      }
    } else if (layout.isTypePortlet()) {
      for (Portlet portlet : portlets) {
        if (portlet.isScopeable() && layout.hasScopeGroup()) {
          String key =
              PortletPermissionUtil.getPrimaryKey(layout.getPlid(), portlet.getPortletId());

          portletIds.put(
              key,
              new Object[] {
                portlet.getPortletId(),
                layout.getPlid(),
                layout.getScopeGroup().getGroupId(),
                StringPool.BLANK,
                layout.getUuid()
              });
        }
      }

      LayoutTypePortlet layoutTypePortlet = (LayoutTypePortlet) layout.getLayoutType();

      for (String portletId : layoutTypePortlet.getPortletIds()) {
        javax.portlet.PortletPreferences jxPreferences =
            PortletPreferencesFactoryUtil.getLayoutPortletSetup(layout, portletId);

        String scopeType = GetterUtil.getString(jxPreferences.getValue("lfrScopeType", null));
        String scopeLayoutUuid =
            GetterUtil.getString(jxPreferences.getValue("lfrScopeLayoutUuid", null));

        long scopeGroupId = portletDataContext.getScopeGroupId();

        if (Validator.isNotNull(scopeType)) {
          Group scopeGroup = null;

          if (scopeType.equals("company")) {
            scopeGroup = GroupLocalServiceUtil.getCompanyGroup(layout.getCompanyId());
          } else if (scopeType.equals("layout")) {
            Layout scopeLayout = null;

            scopeLayout =
                LayoutLocalServiceUtil.fetchLayoutByUuidAndGroupId(
                    scopeLayoutUuid, portletDataContext.getGroupId());

            if (scopeLayout == null) {
              continue;
            }

            scopeGroup = scopeLayout.getScopeGroup();
          } else {
            throw new IllegalArgumentException("Scope type " + scopeType + " is invalid");
          }

          if (scopeGroup != null) {
            scopeGroupId = scopeGroup.getGroupId();
          }
        }

        String key = PortletPermissionUtil.getPrimaryKey(layout.getPlid(), portletId);

        portletIds.put(
            key,
            new Object[] {portletId, layout.getPlid(), scopeGroupId, scopeType, scopeLayoutUuid});
      }
    }

    fixTypeSettings(layout);

    layoutElement.addAttribute("path", path);

    portletDataContext.addExpando(layoutElement, path, layout);

    portletDataContext.addZipEntry(path, layout);
  }