001    /**
002     * Copyright (c) 2000-present Liferay, Inc. All rights reserved.
003     *
004     * This library is free software; you can redistribute it and/or modify it under
005     * the terms of the GNU Lesser General Public License as published by the Free
006     * Software Foundation; either version 2.1 of the License, or (at your option)
007     * any later version.
008     *
009     * This library is distributed in the hope that it will be useful, but WITHOUT
010     * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
011     * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
012     * details.
013     */
014    
015    package com.liferay.portal.template;
016    
017    import com.liferay.portal.kernel.security.pacl.NotPrivileged;
018    import com.liferay.portal.kernel.template.Template;
019    import com.liferay.portal.kernel.template.TemplateResource;
020    
021    import java.security.AccessControlContext;
022    import java.security.AccessController;
023    
024    import java.util.Collections;
025    import java.util.List;
026    import java.util.Map;
027    
028    /**
029     * @author Miroslav Ligas
030     */
031    public abstract class BaseMultiTemplateManager extends BaseTemplateManager {
032    
033            @NotPrivileged
034            @Override
035            public Template getTemplate(
036                    List<TemplateResource> templateResources, boolean restricted) {
037    
038                    return getTemplate(templateResources, null, restricted);
039            }
040    
041            @NotPrivileged
042            @Override
043            public Template getTemplate(
044                    List<TemplateResource> templateResources,
045                    TemplateResource errorTemplateResource, boolean restricted) {
046    
047                    AccessControlContext accessControlContext = getAccessControlContext();
048    
049                    if (accessControlContext == null) {
050                            return doGetTemplate(
051                                    templateResources, errorTemplateResource, restricted,
052                                    getHelperUtilities(restricted), false);
053                    }
054    
055                    Map<String, Object> helperUtilities = AccessController.doPrivileged(
056                            new DoGetHelperUtilitiesPrivilegedAction(
057                                    templateContextHelper, getTemplateControlContextClassLoader(),
058                                    restricted),
059                            accessControlContext);
060    
061                    Template template = AccessController.doPrivileged(
062                            new DoGetMultiTemplatePrivilegedAction(
063                                    templateResources, errorTemplateResource, restricted,
064                                    helperUtilities));
065    
066                    return new PrivilegedTemplateWrapper(accessControlContext, template);
067            }
068    
069            @NotPrivileged
070            @Override
071            public Template getTemplate(
072                    TemplateResource templateResource, boolean restricted) {
073    
074                    return getTemplate(
075                            Collections.singletonList(templateResource), null, restricted);
076            }
077    
078            @NotPrivileged
079            @Override
080            public Template getTemplate(
081                    TemplateResource templateResource,
082                    TemplateResource errorTemplateResource, boolean restricted) {
083    
084                    return getTemplate(
085                            Collections.singletonList(templateResource), errorTemplateResource,
086                            restricted);
087            }
088    
089            protected abstract Template doGetTemplate(
090                    List<TemplateResource> templateResources,
091                    TemplateResource errorTemplateResource, boolean restricted,
092                    Map<String, Object> helperUtilities, boolean privileged);
093    
094            protected class DoGetMultiTemplatePrivilegedAction
095                    extends DoGetAbstractTemplatePrivilegedAction {
096    
097                    public DoGetMultiTemplatePrivilegedAction(
098                            List<TemplateResource> templateResources,
099                            TemplateResource errorTemplateResource, boolean restricted,
100                            Map<String, Object> helperUtilities) {
101    
102                            super(errorTemplateResource, restricted, helperUtilities);
103                            _templateResources = templateResources;
104                    }
105    
106                    @Override
107                    public Template run() {
108                            return doGetTemplate(
109                                    _templateResources, errorTemplateResource, restricted,
110                                    helperUtilities, true);
111                    }
112    
113                    private final List<TemplateResource> _templateResources;
114    
115            }
116    
117    }