001/*
002 *  Copyright 2017 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.web.editor;
017
018import java.io.InputStream;
019import java.util.Collections;
020import java.util.Map;
021
022import org.apache.avalon.framework.service.ServiceException;
023import org.apache.avalon.framework.service.ServiceManager;
024import org.apache.avalon.framework.service.Serviceable;
025
026import org.ametys.cms.data.Binary;
027import org.ametys.cms.transformation.AbstractURIResolver;
028import org.ametys.cms.transformation.ConsistencyChecker.CHECK;
029import org.ametys.cms.transformation.ImageResolverHelper;
030import org.ametys.cms.transformation.URIResolver;
031import org.ametys.core.util.FilenameUtils;
032import org.ametys.core.util.URIUtils;
033import org.ametys.plugins.repository.UnknownAmetysObjectException;
034import org.ametys.runtime.i18n.I18nizableText;
035import org.ametys.web.URIPrefixHandler;
036import org.ametys.web.repository.site.Site;
037import org.ametys.web.repository.site.SiteManager;
038
039/**
040 * {@link URIResolver} for type "site-parameter".<br>
041 * These links point to a file of a site
042 */
043public class SiteParameterUriResolver extends AbstractURIResolver implements Serviceable
044{
045    private SiteManager _siteManager;
046    private URIPrefixHandler _webPrefixHandler;
047
048    @Override
049    public void service(ServiceManager manager) throws ServiceException
050    {
051        _siteManager = (SiteManager) manager.lookup(SiteManager.ROLE);
052        _webPrefixHandler = (URIPrefixHandler) manager.lookup(URIPrefixHandler.ROLE);
053    }
054
055    @Override
056    public String getType()
057    {
058        return "site-parameter";
059    }
060
061    @Override
062    protected String _resolve(String uri, String uriArgument, boolean download, boolean absolute, boolean internal)
063    {
064        Site site = null;
065        String siteName = null;
066        String parameter = null;
067        Binary binary = null;
068        
069        try
070        {
071            String[] path = uri.split(";");
072            siteName = path[0];
073            parameter = path[1];
074            
075            site = _siteManager.getSite(siteName);
076            
077            binary = site.getValue(parameter);
078        }
079        catch (UnknownAmetysObjectException e)
080        {
081            getLogger().warn("No parameter " + parameter + " for site " + siteName);
082            return "";
083        }
084        
085        StringBuilder resultPath = new StringBuilder();
086        resultPath.append(_webPrefixHandler.computeUriPrefix(siteName, absolute, internal));
087        
088        String filename = FilenameUtils.encodeName(binary.getFilename());
089        
090        String baseName = org.apache.commons.io.FilenameUtils.getBaseName(filename);
091        String extension = org.apache.commons.io.FilenameUtils.getExtension(filename);
092        
093        resultPath.append("/_site/")
094                  .append(parameter)
095                  .append("/")
096                  .append(baseName)
097                  .append(uriArgument)
098                  .append(extension.isEmpty() ? "" : "." + extension);
099        
100        Map<String, String> params = download ? Collections.singletonMap("download", "true") : null;
101        return internal ? URIUtils.buildURI(resultPath.toString(), params) : URIUtils.encodeURI(resultPath.toString(), params);
102    }
103
104    @Override
105    protected String resolveImageAsBase64(String uri, int height, int width, int maxHeight, int maxWidth, int cropHeight, int cropWidth)
106    {
107        Site site = null;
108        String siteName = null;
109        String parameter = null;
110        Binary binary = null;
111        
112        try
113        {
114            String[] path = uri.split(";");
115            siteName = path[0];
116            parameter = path[1];
117            
118            site = _siteManager.getSite(siteName);
119            
120            binary = site.getValue(parameter);
121            
122            try (InputStream dataIs = binary.getInputStream())
123            {
124                return ImageResolverHelper.resolveImageAsBase64(dataIs, binary.getMimeType(), height, width, maxHeight, maxWidth, cropHeight, cropWidth);
125            }
126        }
127        catch (UnknownAmetysObjectException e)
128        {
129            getLogger().warn("No parameter " + parameter + " for site " + siteName);
130            return "";
131        }
132        catch (Exception e)
133        {
134            throw new IllegalStateException(e);
135        }
136    }
137
138    @Override
139    public CHECK checkLink(String uri, boolean shortTest)
140    {
141        return CHECK.SUCCESS;
142    }
143
144    @Override
145    public I18nizableText getLabel(String uri)
146    {
147        return null;
148    }
149}