001/*
002 *  Copyright 2020 Anyware Services
003 *
004 *  Licensed under the Apache License, Version 2.0 (the "License");
005 *  you may not use this file except in compliance with the License.
006 *  You may obtain a copy of the License at
007 *
008 *      http://www.apache.org/licenses/LICENSE-2.0
009 *
010 *  Unless required by applicable law or agreed to in writing, software
011 *  distributed under the License is distributed on an "AS IS" BASIS,
012 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 *  See the License for the specific language governing permissions and
014 *  limitations under the License.
015 */
016package org.ametys.plugins.userdirectory.action;
017
018import java.util.ArrayList;
019import java.util.HashMap;
020import java.util.List;
021import java.util.Map;
022
023import org.apache.avalon.framework.parameters.Parameters;
024import org.apache.avalon.framework.service.ServiceException;
025import org.apache.avalon.framework.service.ServiceManager;
026import org.apache.cocoon.acting.ServiceableAction;
027import org.apache.cocoon.environment.Redirector;
028import org.apache.cocoon.environment.SourceResolver;
029import org.apache.commons.lang3.StringUtils;
030
031import org.ametys.cms.data.ExplorerFile;
032import org.ametys.cms.data.File;
033import org.ametys.cms.repository.Content;
034import org.ametys.cms.transformation.xslt.ResolveURIComponent;
035import org.ametys.core.user.CurrentUserProvider;
036import org.ametys.core.user.UserIdentity;
037import org.ametys.plugins.userdirectory.UserDirectoryHelper;
038
039/**
040 * Get the internal uri of a user's avatar
041 *
042 */
043public class GetProfileImageUriAction extends ServiceableAction
044{
045    /** Attribute path for user's image */
046    public static final String USER_CONTENT_IMAGE_PATH = "illustration/image";
047    
048    private CurrentUserProvider _currentUserProvider;
049    private UserDirectoryHelper _userDirectoryHelper;
050
051    @Override
052    public void service(ServiceManager smanager) throws ServiceException
053    {
054        super.service(manager);
055        _currentUserProvider = (CurrentUserProvider) smanager.lookup(CurrentUserProvider.ROLE);
056        _userDirectoryHelper = (UserDirectoryHelper) smanager.lookup(UserDirectoryHelper.ROLE);
057    }
058    
059    
060    public Map act(Redirector redirector, SourceResolver resolver, Map objectModel, String source, Parameters parameters) throws Exception
061    {
062        Map<String, String> result = new HashMap<>();
063        
064        UserIdentity user = _getUser(parameters);
065        
066        int size = parameters.getParameterAsInteger("size", 0);
067        int maxSize = parameters.getParameterAsInteger("maxSize", 0);
068        boolean download = parameters.getParameterAsBoolean("download", false);
069        String lang = parameters.getParameter("lang");
070        
071        if (user == null)
072        {
073            result.put("imageUri", "skin://resources/img/avatar.png");
074        }
075        else
076        {
077            Content userContent = _userDirectoryHelper.getUserContent(user, lang);
078            if (userContent != null && userContent.hasValue(USER_CONTENT_IMAGE_PATH))
079            {
080                File fileValue = userContent.getValue(USER_CONTENT_IMAGE_PATH);
081                if (fileValue instanceof ExplorerFile)
082                {
083                    result.put("imageUri", ResolveURIComponent.resolveCroppedImage("explorer", ((ExplorerFile) fileValue).getResourceId(), size, size, false, false, true));
084                }
085                else
086                {
087                    // Binary
088                    String imgUri = USER_CONTENT_IMAGE_PATH + "?contentId=" + userContent.getId();
089                    result.put("imageUri", ResolveURIComponent.resolveCroppedImage("attribute", imgUri, size, size, false, false, true));
090                }
091            }
092            else
093            {
094                StringBuilder sb = new StringBuilder("cocoon://_plugins/core-ui/user/");
095                sb.append(user.getPopulationId())
096                    .append("/")
097                    .append(user.getLogin())
098                    .append("/image_")
099                    .append(size);
100                
101                List<String> params = new ArrayList<>();
102                if (download)
103                {
104                    params.add("download=true");
105                }
106                if (maxSize > 0)
107                {
108                    params.add("maxSize=" + maxSize);
109                }
110                
111                if (params.size() > 0)
112                {
113                    sb.append("?").append(String.join("&", params));
114                }
115                result.put("imageUri", sb.toString());
116            }
117        }
118        
119        return result;
120    }
121    
122    
123    private UserIdentity _getUser(Parameters parameters)
124    {
125        String login =  parameters.getParameter("login", StringUtils.EMPTY);
126        String populationId =  parameters.getParameter("populationId", StringUtils.EMPTY);
127        // Default to current user if login not provided, except for the default source for which a login is not needed.
128        if (StringUtils.isEmpty(login) || StringUtils.isEmpty(populationId))
129        {
130            return _currentUserProvider.getUser();
131        }
132        else
133        {
134            return new UserIdentity(login, populationId);
135        }
136    }
137}