653 lines
28 KiB
Java
653 lines
28 KiB
Java
package org.gcube.datatransfer.resolver.services;
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import java.io.ByteArrayInputStream;
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import java.io.ByteArrayOutputStream;
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import java.io.InputStream;
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import java.util.ArrayList;
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import java.util.Arrays;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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import javax.annotation.Nullable;
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import javax.servlet.http.HttpServletRequest;
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import javax.servlet.http.HttpServletResponse;
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import javax.ws.rs.GET;
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import javax.ws.rs.POST;
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import javax.ws.rs.Path;
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import javax.ws.rs.PathParam;
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import javax.ws.rs.QueryParam;
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import javax.ws.rs.WebApplicationException;
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import javax.ws.rs.core.Context;
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import javax.ws.rs.core.Response;
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import javax.ws.rs.core.Response.ResponseBuilder;
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import javax.ws.rs.core.StreamingOutput;
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import org.apache.commons.io.IOUtils;
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import org.gcube.common.scope.api.ScopeProvider;
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import org.gcube.datatransfer.resolver.ConstantsResolver;
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import org.gcube.datatransfer.resolver.caches.LoadingGeonetworkInstanceCache;
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import org.gcube.datatransfer.resolver.gis.GeonetworkAccessParameter.AccountType;
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import org.gcube.datatransfer.resolver.gis.GeonetworkAccessParameter.GeonetworkLoginLevel;
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import org.gcube.datatransfer.resolver.gis.GeonetworkAccessParameter;
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import org.gcube.datatransfer.resolver.gis.GeonetworkInstance;
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import org.gcube.datatransfer.resolver.gis.geonetwork.FilterGetRecords;
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import org.gcube.datatransfer.resolver.gis.geonetwork.GNAuthentication;
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import org.gcube.datatransfer.resolver.gis.geonetwork.GeonetworkRequestFilterParameters.MODE;
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import org.gcube.datatransfer.resolver.gis.geonetwork.GeonetworkRequestFilterParameters.VISIBILITY;
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import org.gcube.datatransfer.resolver.gis.geonetwork.ReusableInputStream;
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import org.gcube.datatransfer.resolver.services.error.ExceptionManager;
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import org.gcube.datatransfer.resolver.util.GetResponseRecordFilter;
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import org.gcube.datatransfer.resolver.util.HTTPCallsUtils;
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import org.gcube.datatransfer.resolver.util.HTTPCallsUtils.HttpResponse;
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import org.gcube.datatransfer.resolver.util.ScopeUtil;
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import org.gcube.datatransfer.resolver.util.SingleFileStreamingOutput;
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import org.gcube.spatial.data.geonetwork.configuration.Configuration;
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import org.gcube.spatial.data.geonetwork.extension.ServerAccess.Version;
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import org.gcube.spatial.data.geonetwork.model.Account;
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import org.gcube.spatial.data.geonetwork.model.Account.Type;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import org.w3c.dom.Document;
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/**
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* The Class GeonetworkResolver.
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*
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* @author Francesco Mangiacrapa at ISTI-CNR (francesco.mangiacrapa@isti.cnr.it)
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* Oct 23, 2018
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*/
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@Path("geonetwork")
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public class GeonetworkResolver {
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/**
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*
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*/
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public static final String REPLACED_A_PUBLIC_UUID_PLEASE_IGNORE = "Replaced a public UUID, please ignore";
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public static final String REPLACED_UUID_BY_FILTER_PLEASE_IGNORE = "Replaced UUID by "+GeonetworkResolver.class.getSimpleName()+" filters, please ignore";
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private static Logger logger = LoggerFactory.getLogger(GeonetworkResolver.class);
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public static final String PATH_PARAM_MODE = "mode";
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public static final String PATH_PARAM_REQUEST_DELIMITER = "requestDelimiter";
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// public static final String PATH_PARAM_OWNER = "owner";
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private static final String PATH_PARAM_VISIBILITY = "visibility";
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private static final String PATH_PARAM_SCOPE = "scope";
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public static final String CSW_SERVER = "srv/en/csw";
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public static final String VALUE_OF_REQUEST_DELIMITIER = "$$";
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public static final String PATH_PARAM_REMAINPATH = "remainPath";
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public static final String QUERY_PARAM_RESET_CACHE_PARAM = "resetcache";
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public static final String QUERY_PARAM_RESET_CACHED_SCOPE_PARAM = "resetcachedscope";
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public static final String SRV_EN_MEF_EXPORT = "/srv/en/mef.export"; //MEF Geonetwork service
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public static final String UUID = "uuid";
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public static final String SCOPE_SEPARATOR = "|";
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//protected Map<String, GeonetworkInstance> cacheGNInstances;
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private String helpURI = "https://wiki.gcube-system.org/gcube/GCube_Resource_Catalogue#Geonetwork_Resolver";
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/**
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* Gets the geonetwork request criteria.
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* Creates a request criteria from input parameter pathWithoutGN
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* The parameter pathWithoutGN should be an ordered string (like REST request):
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* SCOPE/MODE/VISIBILITY/OWNER/$$
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* SCOPE must be: ROOT|VO|VRE
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* MODE must be: {@link MODE}
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* VISIBILITY must be: {@link VISIBILITY}
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* OWNER (is optional): filter by owner
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*
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* @param req the req
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* @param scope the scope
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* @param mode the mode
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* @param visibility the visibility
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* @param filterKey the filter key
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* @param filterValue the filter value
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* @param remainPath the remain path
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* @param resetCache the reset cache
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* @param resetScope the reset scope
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* @return the geonetwork request criteria
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* @throws WebApplicationException the web application exception
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*/
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@GET
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@Path("/{"+PATH_PARAM_SCOPE+"}/{"+PATH_PARAM_MODE+"}/{"+PATH_PARAM_VISIBILITY+"}/{filterKey}/{filterValue}/$${"+PATH_PARAM_REMAINPATH+":(/[^?$]+)?}")
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public Response submitGet(@Context HttpServletRequest req,
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@PathParam(PATH_PARAM_SCOPE) @Nullable String scope,
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@PathParam(PATH_PARAM_MODE) @Nullable String mode,
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@PathParam(PATH_PARAM_VISIBILITY) @Nullable String visibility,
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@PathParam("filterKey") @Nullable String filterKey,
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@PathParam("filterValue") @Nullable String filterValue,
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@PathParam(PATH_PARAM_REMAINPATH) @Nullable String remainPath,
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@QueryParam(QUERY_PARAM_RESET_CACHE_PARAM) @Nullable String resetCache,
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@QueryParam(QUERY_PARAM_RESET_CACHED_SCOPE_PARAM) @Nullable String resetScope) throws WebApplicationException{
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logger.info(this.getClass().getSimpleName()+" GET starts...");
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String gnGetlURL = null;
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try {
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logger.info("Params are [mode: "+mode+", scope: "+scope+", visibility: "+visibility+", filterKey: "+filterKey+", filterValue: "+filterValue+", remainPath: "+remainPath+"]");
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if(scope==null || scope.isEmpty()){
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logger.error("Path Parameter 'scope' not found");
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throw ExceptionManager.badRequestException(req, "Missing mandatory path parameter 'scope'", this.getClass(), helpURI);
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}
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if(mode==null || mode.isEmpty()){
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logger.error("Path Parameter 'scope' not found");
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throw ExceptionManager.badRequestException(req, "Missing mandatory path parameter 'mode'", this.getClass(), helpURI);
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}
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scope = ScopeUtil.normalizeScope(scope, "|");
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mode = mode.toUpperCase();
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try{
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MODE.valueOf(mode);
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}catch(Exception e){
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List<MODE> toPrint = Arrays.asList(MODE.values());
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logger.error("The 'mode' parameter is wrong, Have you pass a valid parameter MODE like "+toPrint+"?");
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throw ExceptionManager.wrongParameterException(req, "The 'mode' parameter must be value of "+toPrint, this.getClass(), helpURI);
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}
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if(visibility==null){
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logger.error("Path Parameter 'visibility' not found");
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throw ExceptionManager.badRequestException(req, "Missing mandatory path parameter 'visibility'", this.getClass(), helpURI);
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}
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visibility = visibility.toUpperCase();
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try{
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VISIBILITY.valueOf(visibility);
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}catch (Exception e) {
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List<VISIBILITY> toPrint = Arrays.asList(VISIBILITY.values());
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logger.error("The 'visibility' parameter is wrong, Have you pass a valid parameter VISIBILITY like "+toPrint+"?");
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throw ExceptionManager.wrongParameterException(req, "The 'visibility' parameter must be value of "+toPrint, this.getClass(), helpURI);
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}
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logger.info("Remaining path is: "+remainPath);
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try {
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GeonetworkAccessParameter gntwAccess = new GeonetworkAccessParameter(scope);
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//GeonetworkInstance gnInstance = gntwAccess.getGeonetworkInstance(true, null,null);
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GeonetworkInstance gnInstance = getGeonetworkInstanceForScope(scope, null, null);
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ScopeProvider.instance.set(scope);
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HTTPCallsUtils httpUtils = new HTTPCallsUtils();
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//Configuration config = gnInstance.getGeonetworkPublisher().getConfiguration();
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//String geonetworkUrl = config.getGeoNetworkEndpoint();
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String geonetworkUrl = gnInstance.getEndPoint();
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String baseURL = remainPath==null ||remainPath.isEmpty()?geonetworkUrl+"/"+CSW_SERVER:geonetworkUrl+"/"+CSW_SERVER+remainPath;
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logger.info("The base URL is: "+baseURL);
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String queryString = req.getQueryString()==null || req.getQueryString().isEmpty()?"":"?"+req.getQueryString();
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gnGetlURL = baseURL+queryString;
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logger.info("Sending get request to URL: "+gnGetlURL);
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HttpResponse proxedGNResponse = httpUtils.get(gnGetlURL);
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switch(proxedGNResponse.getStatus()){
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case HttpServletResponse.SC_OK:
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//Building the response
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InputStream streamToWrite = IOUtils.toInputStream(proxedGNResponse.getResponse());
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StreamingOutput so = new SingleFileStreamingOutput(streamToWrite);
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logger.info("Response return Content-Type: "+httpUtils.getLastContentType());
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ResponseBuilder responseBuilder = Response
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.ok(so)
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.header(ConstantsResolver.CONTENT_TYPE, httpUtils.getLastContentType());
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return responseBuilder.build();
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case HttpServletResponse.SC_FORBIDDEN:
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throw ExceptionManager.forbiddenException(req, "You are not authorized to perform the request "+gnGetlURL, this.getClass(), helpURI);
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default:
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throw ExceptionManager.internalErrorException(req, "Sorry, an error occurred performing the geonetwork request "+gnGetlURL+" with scope "+scope, this.getClass(), helpURI);
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}
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} catch (Exception e) {
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logger.error("Exception:", e);
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String error = "Sorry, an error occurred on resolving geonetwork request with scope "+scope+". Please, contact support!";
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throw ExceptionManager.internalErrorException(req, error, this.getClass(), helpURI);
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}
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/*
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try {
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//I'M LOADING THE GN CONFIGURATIONS (ENDPOINT, USER, PWD AND SO ON..) FROM GN LIBRARY BY GENERAL CONSTRUCTOR THAT PERFORMS AUTHENTICATION ON GN,
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//THEN THE CONGIGURATIONS LAODED, USER TO PERFORM AUTHENTICATION AND SO ON ARE MANAGE VIA HTTP_CLIENTS.
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//I'M LOADING THE GN CONFIGURATIONS (ENDPOINT, USER, PWD AND SO ON..) FROM GN LIBRARY BY GENERAL CONSTRUCTOR THAT PERFORMS AUTHENTICATION ON GN,
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//THEN THE CONGIGURATIONS LAODED, USER TO PERFORM AUTHENTICATION AND SO ON ARE MANAGE VIA HTTP_CLIENTS.
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logger.info("set scope provider "+scope);
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ScopeProvider.instance.set(scope);
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GeonetworkInstance gnInstance = getGeonetworkInstanceForScope(scope, GeonetworkLoginLevel.CKAN, AccountType.CKAN);
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Account account = gnInstance.getAccount();
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Version version = gnInstance.getVersion();
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String geonetworkUrl = gnInstance.getEndPoint();
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Configuration config = gnInstance.getConfig()!=null?gnInstance.getConfig():null;
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if(account==null || account.getUser()==null || account.getPassword()==null || config==null) {
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logger.info("Loading GN istance and configurations via Geonetwork Library...");
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logger.info("set scope provider "+scope);
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ScopeProvider.instance.set(scope);
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config = gnInstance.getGeonetworkPublisher().getConfiguration();
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account = config.getScopeConfiguration().getAccounts().get(Type.CKAN);
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version = config.getGeoNetworkVersion();
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geonetworkUrl = config.getGeoNetworkEndpoint();
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}
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//logger.info("set scope provider "+scope);
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//ScopeProvider.instance.set(scope);
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logger.info("SCOPE: {}, CKAN user owner is: {}",scope, account.getUser());
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logger.info("SCOPE: {}, GN EndPoint: {}",scope, geonetworkUrl);
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// ScopeProvider.instance.set(scope);
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HTTPCallsUtils httpUtils = new HTTPCallsUtils();
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// Configuration config = gnInstance.getGeonetworkPublisher().getConfiguration();
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// String geonetworkUrl = config.getGeoNetworkEndpoint();
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String baseURL = remainPath==null ||remainPath.isEmpty()?geonetworkUrl+"/"+CSW_SERVER:geonetworkUrl+"/"+CSW_SERVER+remainPath;
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logger.info("The base URL is: "+baseURL);
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String queryString = req.getQueryString()==null || req.getQueryString().isEmpty()?"":"?"+req.getQueryString();
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gnGetlURL = baseURL+queryString;
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// Account account = config.getScopeConfiguration().getAccounts().get(Type.CKAN);
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if(account.getUser()!=null){
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switch (version) {
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case DUE:
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boolean authorized = GNAuthentication.login(httpUtils, geonetworkUrl, account.getUser(), account.getPassword());
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logger.info("Authorized on GN2 "+geonetworkUrl +" ? "+authorized);
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break;
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default:
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httpUtils = new HTTPCallsUtils(account.getUser(), account.getPassword());
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logger.info("Authorized on GN3 via HTTCallsUtils...");
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break;
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}
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}else {
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logger.warn("I'm not able to perform authentication, the user read from config with "+Type.CKAN+" is null");
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}
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logger.info("Sending get request to URL: "+gnGetlURL);
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HttpResponse proxedGNResponse = httpUtils.get(gnGetlURL);
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switch(proxedGNResponse.getStatus()){
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case HttpServletResponse.SC_OK:
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//Building the response
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InputStream streamToWrite = IOUtils.toInputStream(proxedGNResponse.getResponse());
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StreamingOutput so = new SingleFileStreamingOutput(streamToWrite);
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logger.info("Response return Content-Type: "+httpUtils.getLastContentType());
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ResponseBuilder responseBuilder = Response
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.ok(so)
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.header(ConstantsResolver.CONTENT_TYPE, httpUtils.getLastContentType());
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return responseBuilder.build();
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case HttpServletResponse.SC_FORBIDDEN:
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throw ExceptionManager.forbiddenException(req, "You are not authorized to perform the request "+gnGetlURL, this.getClass(), helpURI);
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default:
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throw ExceptionManager.internalErrorException(req, "Sorry, an error occurred performing the geonetwork request "+gnGetlURL+" with scope "+scope, this.getClass(), helpURI);
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}
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} catch (Exception e) {
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logger.error("Exception:", e);
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String error = "Sorry, an error occurred on resolving geonetwork request with scope "+scope+". Please, contact support!";
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throw ExceptionManager.internalErrorException(req, error, this.getClass(), helpURI);
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}*/
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}catch (Exception e) {
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if(!(e instanceof WebApplicationException)){
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//UNEXPECTED EXCEPTION managing it as WebApplicationException
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String error = "Error during perform GET operation to: "+gnGetlURL+". Please, contact the support!";
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throw ExceptionManager.internalErrorException(req, error, this.getClass(), helpURI);
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}
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//ALREADY MANAGED AS WebApplicationException
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logger.error("Exception:", e);
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throw (WebApplicationException) e;
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}
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}
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/**
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* Submit post.
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*
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* @param req the req
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* @param scope the scope
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* @param mode the mode
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* @param visibility the visibility
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* @param filterKey the filter key
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* @param filterValue the filter value
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* @param remainPath the remain path
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* @param resetCache the reset cache
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* @param resetScope the reset scope
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* @return the response
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* @throws WebApplicationException the web application exception
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*/
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@POST
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@Path("/{"+PATH_PARAM_SCOPE+"}/{"+PATH_PARAM_MODE+"}/{"+PATH_PARAM_VISIBILITY+"}/{filterKey}/{filterValue}/$${"+PATH_PARAM_REMAINPATH+":(/[^?$]+)?}")
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public Response submitPost(@Context HttpServletRequest req,
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@PathParam(PATH_PARAM_SCOPE) @Nullable String scope,
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@PathParam(PATH_PARAM_MODE) @Nullable String mode,
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@PathParam(PATH_PARAM_VISIBILITY) @Nullable String visibility,
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@PathParam("filterKey") @Nullable String filterKey,
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@PathParam("filterValue") @Nullable String filterValue,
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@PathParam(PATH_PARAM_REMAINPATH) @Nullable String remainPath,
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@QueryParam(QUERY_PARAM_RESET_CACHE_PARAM) @Nullable String resetCache,
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@QueryParam(QUERY_PARAM_RESET_CACHED_SCOPE_PARAM) @Nullable String resetScope) throws WebApplicationException{
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logger.info(this.getClass().getSimpleName()+" POST starts...");
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String gnCSWlURL = null;
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try{
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logger.info("Params are [mode: "+mode+", scope: "+scope+", visibility: "+visibility+", filterKey: "+filterKey+", filterValue: "+filterValue+", remainPath: "+remainPath+"]");
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if(scope==null || scope.isEmpty()){
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logger.error("Path Parameter 'scope' not found");
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throw ExceptionManager.badRequestException(req, "Missing mandatory path parameter 'scope'", this.getClass(), helpURI);
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}
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if(mode==null || mode.isEmpty()){
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logger.error("Path Parameter 'scope' not found");
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ExceptionManager.badRequestException(req, "Missing mandatory path parameter 'mode'", this.getClass(), helpURI);
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}
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scope = ScopeUtil.normalizeScope(scope, "|");
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mode = mode.toUpperCase();
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try{
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MODE.valueOf(mode);
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}catch(Exception e){
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List<MODE> toPrint = Arrays.asList(MODE.values());
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logger.error("The 'mode' parameter is wrong, Have you pass a valid parameter MODE like "+toPrint+"?");
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throw ExceptionManager.wrongParameterException(req, "The 'mode' parameter must be value of "+toPrint, this.getClass(), helpURI);
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}
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if(visibility==null){
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logger.error("Path Parameter 'visibility' not found");
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throw ExceptionManager.badRequestException(req, "Missing mandatory path parameter 'visibility'", this.getClass(), helpURI);
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}
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visibility = visibility.toUpperCase();
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try{
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VISIBILITY.valueOf(visibility);
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}catch (Exception e) {
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List<VISIBILITY> toPrint = Arrays.asList(VISIBILITY.values());
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logger.error("The 'visibility' parameter is wrong, Have you pass a valid parameter VISIBILITY like "+toPrint+"?");
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throw ExceptionManager.wrongParameterException(req, "The 'visibility' parameter must be value of "+toPrint, this.getClass(), helpURI);
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}
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//HOW TO PASS ANY FILTER?
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//TODO INVESTIGATE ON HOW TO PASS MORE THAN ONE FILTER...
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Map<String,String> filters = new HashMap<String, String>();
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if(filterKey!=null && filterValue!=null){
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//IGNORING THE EMPTY FILTER 'null|null'
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if(filterKey.compareToIgnoreCase("null")!=0){
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filters.put(filterKey, filterValue);
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logger.debug("Added filter parmas to map filters: "+filters);
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}
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}
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try {
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//MANUALLY INSTANCING THE GEONETWORK TO MANGE LOGIN IF NEEDED AND SO ON..
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//DO NOT USE THE LOADING_CACHE OF GEONETWORK
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// GeonetworkServiceInterface gntwAccess = new GeonetworkAccessParameter(scope);
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// GeonetworkInstance gnInstance = gntwAccess.getGeonetworkInstance(false, null, null);
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//I'M LOADING THE GN CONFIGURATIONS (ENDPOINT, USER, PWD AND SO ON..) FROM GN LIBRARY BY GENERAL CONSTRUCTOR THAT PERFORMS AUTHENTICATION ON GN,
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//THEN THE CONGIGURATIONS LAODED, USER TO PERFORM AUTHENTICATION AND SO ON ARE MANAGE VIA HTTP_CLIENTS.
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logger.info("set scope provider "+scope);
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ScopeProvider.instance.set(scope);
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GeonetworkInstance gnInstance = getGeonetworkInstanceForScope(scope, GeonetworkLoginLevel.CKAN, AccountType.CKAN);
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Account account = gnInstance.getAccount();
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Version version = gnInstance.getVersion();
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String geonetworkUrl = gnInstance.getEndPoint();
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Configuration config = gnInstance.getConfig()!=null?gnInstance.getConfig():null;
|
|
|
|
if(account==null || account.getUser()==null || account.getPassword()==null || config==null) {
|
|
logger.info("Loading GN istance and configurations via Geonetwork Library...");
|
|
logger.info("set scope provider "+scope);
|
|
ScopeProvider.instance.set(scope);
|
|
config = gnInstance.getGeonetworkPublisher().getConfiguration();
|
|
account = config.getScopeConfiguration().getAccounts().get(Type.CKAN);
|
|
version = config.getGeoNetworkVersion();
|
|
geonetworkUrl = config.getGeoNetworkEndpoint();
|
|
}
|
|
logger.info("set scope provider "+scope);
|
|
ScopeProvider.instance.set(scope);
|
|
logger.info("SCOPE: {}, CKAN user used is: {}",scope, account.getUser(), account.getPassword());
|
|
logger.info("SCOPE: {}, GN EndPoint: {}",scope, geonetworkUrl);
|
|
|
|
// logger.info("Parameters..");
|
|
// for (Enumeration<String> e = req.getParameterNames(); e.hasMoreElements();){
|
|
// String p = e.nextElement();
|
|
// logger.debug("param "+p + " value "+Arrays.toString(req.getParameterValues(p)));
|
|
// }
|
|
|
|
//DEBUG BODY
|
|
// String readBody = IOUtils.toString(req.getReader());
|
|
// logger.debug("doPost read body request: "+readBody);
|
|
ByteArrayOutputStream byteArray = new ByteArrayOutputStream();
|
|
|
|
|
|
// SPECIFIC HANDLER FOR GEONETWORK REQUEST: /srv/en/mef.export
|
|
if(remainPath!=null && remainPath.compareTo(SRV_EN_MEF_EXPORT)==0){
|
|
logger.info("In case of mef.export, perfoming a custom handler");
|
|
gnCSWlURL = geonetworkUrl + SRV_EN_MEF_EXPORT;
|
|
String[] uuidValues = req.getParameterValues(UUID);
|
|
if(uuidValues!=null){
|
|
String data = null;
|
|
for (String uuid : uuidValues) {
|
|
data = UUID+"="+uuid;
|
|
}
|
|
if(data!=null){
|
|
logger.debug("Writing "+data +" into byte array");
|
|
byteArray.write(data.getBytes());
|
|
}else
|
|
IOUtils.copy(req.getInputStream(), byteArray);
|
|
}else
|
|
IOUtils.copy(req.getInputStream(), byteArray);
|
|
}else{
|
|
logger.info("IS NOT A REQUEST TO "+SRV_EN_MEF_EXPORT);
|
|
gnCSWlURL = remainPath==null || remainPath.isEmpty()?geonetworkUrl+"/"+CSW_SERVER:geonetworkUrl+"/"+CSW_SERVER+remainPath;
|
|
IOUtils.copy(req.getInputStream(), byteArray);
|
|
}
|
|
|
|
HTTPCallsUtils httpUtils = new HTTPCallsUtils();
|
|
|
|
//PRIVATE LAYERS
|
|
if(visibility.equals(VISIBILITY.PRV.name())){
|
|
logger.info("Visibility: "+VISIBILITY.PRV+" getting private layers..");
|
|
//VRE LAYERS
|
|
if(mode.equals(MODE.VRE.name())){
|
|
logger.info("Getting "+MODE.VRE+" layers..");
|
|
//HARVESTED LAYERS
|
|
}else{
|
|
filters.put("isHarvested", "y");
|
|
logger.info("Getting "+MODE.HARVEST+" layers, I added 'isHarvested = y' to the filters ["+filters+"]");
|
|
}
|
|
|
|
if(account.getUser()!=null){
|
|
switch (version) {
|
|
case DUE:
|
|
boolean authorized = GNAuthentication.login(httpUtils, geonetworkUrl, account.getUser(), account.getPassword());
|
|
logger.info("Authorized on GN2 "+geonetworkUrl +" ? "+authorized);
|
|
break;
|
|
|
|
default:
|
|
httpUtils = new HTTPCallsUtils(account.getUser(), account.getPassword());
|
|
logger.info("Authorized on GN3 via HTTCallsUtils...");
|
|
break;
|
|
}
|
|
|
|
}else {
|
|
logger.warn("I'm not able to perform authentication, the user read from config with "+Type.CKAN+" is null");
|
|
}
|
|
|
|
//PUBLIC LAYERS
|
|
}else{
|
|
logger.info("Visibility: "+VISIBILITY.PUB+" getting public layers..");
|
|
//VRE LAYERS
|
|
if(mode.equals(MODE.VRE.name())){
|
|
logger.info("Getting "+MODE.VRE+" layers, the VRE account: "+account.getUser() +" will be used as owner user for filtering... Is it right?");
|
|
filters.put("ownername", account.getUser());
|
|
//HARVESTED LAYERS
|
|
}else{
|
|
//filters.put("isHarvested", "y");
|
|
logger.info("Getting "+MODE.HARVEST+" layers, I'm applying the filters ["+filters+"]");
|
|
}
|
|
}
|
|
|
|
logger.info("Sending CSW POST request to URL: "+gnCSWlURL);
|
|
logger.info("Content-Type: "+req.getContentType());
|
|
|
|
//DEBUG
|
|
//logger.debug("POST - BODY : "+byteArray.toString());
|
|
InputStream in = httpUtils.post(gnCSWlURL, new ByteArrayInputStream(byteArray.toByteArray()), req.getContentType(), req.getParameterMap());
|
|
|
|
if(in==null){
|
|
logger.warn("Input stream returned is null, sending "+HttpServletResponse.SC_NOT_FOUND);
|
|
throw ExceptionManager.notFoundException(req, "Input stream is null to the request "+gnCSWlURL+ " with body: "+byteArray.toString(), this.getClass(), helpURI);
|
|
}
|
|
|
|
try{
|
|
|
|
ReusableInputStream reus = new ReusableInputStream(in);
|
|
|
|
if(visibility.equals(VISIBILITY.PRV.name())){
|
|
logger.info("Private VISIBILITY requested, retrieving public file identifiers to apply filtering..");
|
|
FilterGetRecords filterGetRecords = new FilterGetRecords(byteArray.toString(), geonetworkUrl);
|
|
if(filterGetRecords.getFoundPublicIds()!=null && filterGetRecords.getFoundPublicIds().size()>0){
|
|
logger.info("I'm removing list of public IDs with "+filterGetRecords.getFoundPublicIds().size() +" item/s. Is it right?");
|
|
in = GetResponseRecordFilter.overrideResponseIdsByListIds(reus, filterGetRecords.getFoundPublicIds(), REPLACED_A_PUBLIC_UUID_PLEASE_IGNORE);
|
|
}
|
|
}
|
|
|
|
if(filters.size()>0){
|
|
logger.info("Applying filtering on geonet:info... filter/s used: "+filters);
|
|
Document doc = GetResponseRecordFilter.inputStreamToW3CDocument(reus);
|
|
List<String> fileIdentifiers = GetResponseRecordFilter.getTextContentStringsForTagName(doc, "gmd:fileIdentifier");
|
|
List<String> noMatchingFilter = new ArrayList<String>();
|
|
for (String fileId : fileIdentifiers) {
|
|
|
|
//CKECKING THE FILTERS
|
|
for (String fkey : filters.keySet()) {
|
|
String value = GetResponseRecordFilter.getMetadataValueByFileIdentifier(fileId, config.getGeoNetworkEndpoint(),config.getAdminAccount().getUser(), config.getAdminAccount().getPassword(), fkey);
|
|
//String own = GetResponseRecordFilter.getMetaOwnerNameByFileIdentifier(fileId, config.getGeoNetworkEndpoint(),config.getAdminAccount().getUser(), config.getAdminAccount().getPassword());
|
|
String fValue = filters.get(fkey);
|
|
//Either the filter KEY doesn't matching any geonet:info (value==null)
|
|
//or the value of filterKey in geonet:info doesn't matching the passed filterValue (value.compareTo(fValue)!=0)
|
|
if(value==null || value.compareTo(fValue)!=0){
|
|
logger.trace(fkey +" of File Identifier "+fileId+" not matching the filter: "+fkey+" with value: "+fValue+", adding it to list to remove file identifier and exit from loop..");
|
|
noMatchingFilter.add(fileId);
|
|
//WHEN I ADD THE FILE IDENTIFIER TO FILTERED ID, I CAN EXIT FROM CKECKING FILTERS LOOP
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
if(noMatchingFilter.size()>0){
|
|
logger.info("Removing "+noMatchingFilter.size()+" layer/s that not macthing the filters: "+filters);
|
|
//Document doc2 = GetResponseRecordFilter.inputStreamToW3CDocument(reus);
|
|
in = GetResponseRecordFilter.overrideResponseIdsByListIds(reus, noMatchingFilter, REPLACED_UUID_BY_FILTER_PLEASE_IGNORE);
|
|
//in = GetResponseRecordFilter.w3CDocumentToInputStream(doc);
|
|
|
|
}else{
|
|
logger.info("No replace on UUIDs was applied from filters: "+filters);
|
|
in = reus;
|
|
}
|
|
|
|
}
|
|
|
|
ReusableInputStream reusIs = new ReusableInputStream(in);
|
|
|
|
//END DEBUG
|
|
logger.info("Response return Content-Type: "+httpUtils.getLastContentType());
|
|
return Response
|
|
.ok(reusIs)
|
|
//.header(ConstantsResolver.CONTENT_DISPOSITION,"attachment; filename = \""+fileName+"\"")
|
|
.header(ConstantsResolver.CONTENT_TYPE, httpUtils.getLastContentType()).build();
|
|
|
|
}catch(Exception e){
|
|
logger.error("Error on copy the response to send to client: ", e);
|
|
throw ExceptionManager.internalErrorException(req, "Error on copy the response!", this.getClass(), helpURI);
|
|
}finally{
|
|
IOUtils.closeQuietly(in);
|
|
}
|
|
|
|
} catch (IllegalArgumentException e){
|
|
logger.error("IllegalArgumentException:", e);
|
|
throw ExceptionManager.badRequestException(req, "Illegal argument to carry out the request!", this.getClass(), helpURI);
|
|
|
|
} catch (Exception e) {
|
|
logger.error("Exception:", e);
|
|
String error = "Sorry, an error occurred on resolving geonetwork request with scope "+scope+". Please, contact support!";
|
|
throw ExceptionManager.internalErrorException(req, error, this.getClass(), helpURI);
|
|
}
|
|
|
|
}catch (Exception e) {
|
|
|
|
if(!(e instanceof WebApplicationException)){
|
|
//UNEXPECTED EXCEPTION managing it as WebApplicationException
|
|
String error = "Error during perform POST operation to: "+gnCSWlURL+". Please, contact the support!";
|
|
if(e.getCause()!=null)
|
|
error+="\n\nCaused: "+e.getCause().getMessage();
|
|
throw ExceptionManager.internalErrorException(req, error, this.getClass(), helpURI);
|
|
}
|
|
//ALREADY MANAGED AS WebApplicationException
|
|
logger.error("Exception:", e);
|
|
throw (WebApplicationException) e;
|
|
}
|
|
|
|
}
|
|
|
|
/**
|
|
*
|
|
* !!!!!USE ONLY IN GET METHOD
|
|
*
|
|
* Gets the geonetwork instance for scope.
|
|
*
|
|
* @param scope the scope
|
|
* @param loginLevel the login level
|
|
* @param accountType the account type
|
|
* @return the geonetwork instance for scope
|
|
* @throws Exception the exception
|
|
*/
|
|
protected GeonetworkInstance getGeonetworkInstanceForScope(String scope, GeonetworkLoginLevel loginLevel, AccountType accountType) throws Exception{
|
|
|
|
logger.info("Trying to read the {} from cache for scope: {}",GeonetworkInstance.class.getSimpleName(), scope);
|
|
GeonetworkInstance geoInstance;
|
|
try {
|
|
geoInstance = LoadingGeonetworkInstanceCache.get(scope);
|
|
}catch (Exception e) {
|
|
logger.error("An error occurred on reading GeonetworkInstance for scope "+scope, e);
|
|
throw new Exception("Sorry, An error occurred on reading GeonetworkInstance for scope "+scope);
|
|
}
|
|
return geoInstance;
|
|
|
|
}
|
|
|
|
}
|