614 lines
21 KiB
Java
614 lines
21 KiB
Java
package org.gcube.datacatalogue.grsf_manage_widget.server.manage;
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import static org.gcube.resources.discovery.icclient.ICFactory.client;
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import java.io.StringReader;
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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.HashSet;
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import java.util.List;
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import java.util.Map;
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import java.util.Set;
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import java.util.regex.Matcher;
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import java.util.regex.Pattern;
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import javax.servlet.http.HttpServletRequest;
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import javax.servlet.http.HttpSession;
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import javax.xml.parsers.DocumentBuilder;
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import javax.xml.parsers.DocumentBuilderFactory;
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import org.gcube.common.authorization.library.provider.SecurityTokenProvider;
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import org.gcube.common.portal.PortalContext;
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import org.gcube.common.resources.gcore.utils.XPathHelper;
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import org.gcube.common.scope.api.ScopeProvider;
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import org.gcube.datacatalogue.ckanutillibrary.server.ApplicationProfileScopePerUrlReader;
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import org.gcube.datacatalogue.ckanutillibrary.server.DataCatalogue;
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import org.gcube.datacatalogue.ckanutillibrary.server.DataCatalogueRunningCluster;
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import org.gcube.datacatalogue.ckanutillibrary.shared.ex.ApplicationProfileNotFoundException;
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import org.gcube.datacatalogue.common.Constants;
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import org.gcube.datacatalogue.common.enums.Product_Type;
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import org.gcube.datacatalogue.common.enums.Status;
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import org.gcube.datacatalogue.grsf_manage_widget.shared.ConnectedBean;
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import org.gcube.datacatalogue.grsf_manage_widget.shared.ManageProductBean;
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import org.gcube.datacatalogue.grsf_manage_widget.shared.SimilarGRSFRecord;
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import org.gcube.resources.discovery.client.api.DiscoveryClient;
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import org.gcube.resources.discovery.client.queries.api.Query;
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import org.gcube.resources.discovery.client.queries.impl.QueryBox;
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import org.gcube.vomanagement.usermanagement.model.GCubeUser;
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import org.json.simple.JSONObject;
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import org.json.simple.parser.JSONParser;
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import org.json.simple.parser.ParseException;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import org.w3c.dom.Node;
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import org.w3c.dom.NodeList;
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import org.xml.sax.InputSource;
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import com.liferay.portal.service.UserLocalServiceUtil;
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import eu.trentorise.opendata.jackan.internal.org.apache.http.impl.client.CloseableHttpClient;
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import eu.trentorise.opendata.jackan.internal.org.apache.http.impl.client.HttpClientBuilder;
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import eu.trentorise.opendata.jackan.model.CkanDataset;
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import eu.trentorise.opendata.jackan.model.CkanPair;
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/**
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* Utility methods for GRSF Management panel widget.
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* @author Costantino Perciante at ISTI-CNR (costantino.perciante@isti.cnr.it)
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*/
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public class Utils {
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private static final String GENERIC_RESOURCE_NAME = "GRSFManageEntries";
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private static final String GENERIC_RESOURCE_SECONDARY_TYPE = "ApplicationProfile";
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private static final Logger logger = LoggerFactory.getLogger(Utils.class);
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private static final String REGEX_UUID = "[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}";
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/**
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* Look up from the IS other information that can be potentially displayed in read only mode in the management panel.
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* @return a list of extra keys to show.
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*/
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public static Set<String> getLookedUpExtrasKeys() {
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Set<String> lookedUpExtrasKeys = new HashSet<String>();
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String scope = ScopeProvider.instance.get();
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logger.debug("Trying to fetch applicationProfile profile from the infrastructure for " + GENERIC_RESOURCE_NAME + " scope: " + scope);
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try {
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Query q = new QueryBox("for $profile in collection('/db/Profiles/GenericResource')//Resource " +
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"where $profile/Profile/SecondaryType/string() eq '"+ GENERIC_RESOURCE_SECONDARY_TYPE + "' and $profile/Profile/Name/string() " +
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" eq '" + GENERIC_RESOURCE_NAME + "'" +
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"return $profile");
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DiscoveryClient<String> client = client();
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List<String> appProfile = client.submit(q);
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if (appProfile == null || appProfile.size() == 0)
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throw new ApplicationProfileNotFoundException("Your applicationProfile is not registered in the infrastructure");
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else {
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String elem = appProfile.get(0);
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DocumentBuilder docBuilder = DocumentBuilderFactory.newInstance().newDocumentBuilder();
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Node node = docBuilder.parse(new InputSource(new StringReader(elem))).getDocumentElement();
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XPathHelper helper = new XPathHelper(node);
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List<String> currValue = null;
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currValue = helper.evaluate("/Resource/Profile/Body/text()");
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if (currValue != null && currValue.size() > 0) {
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String body = currValue.get(0);
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String[] splittedSet = body.split(",");
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if(splittedSet != null && splittedSet.length > 0)
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for (String entry : splittedSet) {
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String trimmed = entry.trim();
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if(trimmed.isEmpty())
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continue;
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lookedUpExtrasKeys.add(trimmed);
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}
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}
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}
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logger.info("Extras entries are " + lookedUpExtrasKeys);
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return lookedUpExtrasKeys;
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} catch (Exception e) {
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logger.error("Error while trying to fetch applicationProfile profile from the infrastructure", e);
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return null;
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}
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}
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/**
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* Return a map for converting a key to a namespace:key format by reading a generic resource.
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* @param httpSession
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* @return a map
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*/
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@SuppressWarnings("unchecked")
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public static Map<String, String> getFieldToFieldNameSpaceMapping(HttpSession httpSession, String resourceName){
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// check if this information is available in session
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String sessionKey = ScopeProvider.instance.get() + resourceName;
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if(httpSession.getAttribute(sessionKey) != null)
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return (Map<String, String>) httpSession.getAttribute(sessionKey);
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Map<String, String> namespacesMap = new HashMap<String, String>(); // e.g. fishery_identity:Short Title -> Short Title
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try {
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Query q = new QueryBox("for $profile in collection('/db/Profiles/GenericResource')//Resource " +
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"where $profile/Profile/SecondaryType/string() eq '"+ "ApplicationProfile" + "' and $profile/Profile/Name/string() " +
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" eq '" + resourceName + "'" +
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"return $profile");
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DiscoveryClient<String> client = client();
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List<String> appProfile = client.submit(q);
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if (appProfile == null || appProfile.size() == 0)
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throw new Exception("Your applicationProfile is not registered in the infrastructure");
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else {
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String elem = appProfile.get(0);
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DocumentBuilder docBuilder = DocumentBuilderFactory.newInstance().newDocumentBuilder();
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Node node = docBuilder.parse(new InputSource(new StringReader(elem))).getDocumentElement();
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XPathHelper helper = new XPathHelper(node);
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NodeList nodeListKeys = helper.evaluateForNodes("//originalKey");
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NodeList nodeListModifiedKeys = helper.evaluateForNodes("//modifiedKey");
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int sizeKeys = nodeListKeys != null ? nodeListKeys.getLength() : 0;
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int sizeKeysModifed = nodeListModifiedKeys != null ? nodeListModifiedKeys.getLength() : 0;
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if(sizeKeys != sizeKeysModifed)
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throw new Exception("Malformed XML");
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logger.debug("Size is " + sizeKeys);
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for (int i = 0; i < sizeKeys; i++) {
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namespacesMap.put(nodeListModifiedKeys.item(i).getTextContent(), nodeListKeys.item(i).getTextContent());
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}
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}
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logger.debug("Map is " + namespacesMap);
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// put them into session for speeding up the operations
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httpSession.setAttribute(sessionKey, namespacesMap);
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return namespacesMap;
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} catch (Exception e) {
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logger.error("Error while trying to fetch applicationProfile profile from the infrastructure", e);
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return null;
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}
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}
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/**
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* Replace the extras' keys if needed, e.g. fishery_identity:Short Title -> Short Title
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* @param extrasAsPairs
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* @param namespaces
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* @return a map with replaced key value pairs
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*/
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public static Map<String, List<String>> replaceFieldsKey(List<CkanPair> extrasAsPairs,
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Map<String, String> namespaces) {
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Map<String, List<String>> toReturn = new HashMap<String, List<String>>();
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for (CkanPair ckanPair : extrasAsPairs) {
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String pairKey = ckanPair.getKey();
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String pairValue = ckanPair.getValue();
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String replacedKey = namespaces.containsKey(pairKey) ? namespaces.get(pairKey) : pairKey;
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List<String> values = null;
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if(toReturn.containsKey(replacedKey))
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values = toReturn.get(replacedKey);
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else
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values = new ArrayList<String>(1);
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values.add(pairValue);
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toReturn.put(replacedKey, values);
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}
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return toReturn;
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}
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/**
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* Get the extras of this dataset as hashmap
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* @param extrasAsPairs
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* @return
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*/
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public static Map<String, List<String>> getExtrasAsHashMap(List<CkanPair> extrasAsPairs){
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Map<String, List<String>> toReturn = new HashMap<String, List<String>>();
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for (CkanPair ckanPair : extrasAsPairs) {
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String pairKey = ckanPair.getKey();
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String pairValue = ckanPair.getValue();
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List<String> values = null;
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if(toReturn.containsKey(pairKey))
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values = toReturn.get(pairKey);
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else
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values = new ArrayList<String>(1);
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values.add(pairValue);
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toReturn.put(pairKey, values);
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}
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return toReturn;
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}
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/**
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* Send an update for this bean
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* @param baseUrl
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* @param bean
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* @param username
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* @param catalogue
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* @return true on success, false otherwise
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*/
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public static String updateRecord(
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String serviceUrl,
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ManageProductBean bean,
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DataCatalogue catalogue,
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String username,
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String fullName,
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HttpServletRequest httpServletRequest,
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long groupId,
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String context,
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String token,
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List<String> hashtags) throws Exception{
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if(serviceUrl == null)
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throw new IllegalArgumentException("GRSF Updater service url cannot be null");
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if(bean == null)
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throw new IllegalArgumentException("Item bean to manage cannot be null");
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try(CloseableHttpClient httpClient = HttpClientBuilder.create().build();){
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// if there are merges, update the status of the involved records immediately
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if(bean.isMergesInvolved())
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updateStatusInvolvedRecords(bean, catalogue);
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// send update to the knowledge base
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GRSFUpdaterServiceClient.updateKB(httpClient, serviceUrl, bean, catalogue, username, fullName);
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// manage interactions through a separated thread but set there security token and context
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new Thread(()->{
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ScopeProvider.instance.set(context);
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SecurityTokenProvider.instance.set(token);
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try{
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// send email to Editors and Reviewers
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SocialCommunications.sendEmailAdministrators(bean, catalogue, username, fullName, groupId, httpServletRequest, bean.isMergesInvolved());
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// create a post about the operation
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SocialCommunications.writeProductPost(bean, username, fullName, hashtags, true);
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}catch(Exception e){
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logger.error("Something failed while alerting editors/reviewers", e);
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}
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}).start();
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}catch(Exception e){
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logger.error("Unable to update this Item ", e);
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throw e;
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}
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return null;
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}
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/**
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* Update the status of the involved records to "to be merged"
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* @param bean
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* @param catalogue
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* @param username
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* @param fullName
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* @throws Exception
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*/
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private static void updateStatusInvolvedRecords(ManageProductBean bean, DataCatalogue catalogue) throws Exception {
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String context = ScopeProvider.instance.get();
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String sysApi = fetchSysAPI(context);
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for(SimilarGRSFRecord s: bean.getSimilarGrsfRecords()){
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if(s.isSuggestedMerge()){
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String productId = s.getKnowledgeBaseId();
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Map<String, List<String>> extrasMap = getExtrasAsHashMap(catalogue.getDataset(productId, sysApi).getExtras());
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extrasMap.put(Constants.STATUS_OF_THE_GRSF_RECORD_CUSTOM_KEY, Arrays.asList(Status.To_be_Merged.getOrigName()));
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catalogue.patchProductCustomFields(productId, sysApi, extrasMap);
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}
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}
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// update the current status record
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String productId = bean.getKnowledgeBaseIdentifier();
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Map<String, List<String>> extrasMap = getExtrasAsHashMap(catalogue.getDataset(productId, sysApi).getExtras());
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extrasMap.put(Constants.STATUS_OF_THE_GRSF_RECORD_CUSTOM_KEY, Arrays.asList(Status.To_be_Merged.getOrigName()));
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catalogue.patchProductCustomFields(productId, sysApi, extrasMap);
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}
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/**
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* Get the scope in which ckan information needs to be discovered from the url
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* @param httpServletRequest
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* @return
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*/
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public static String getScopeFromClientUrl(HttpServletRequest httpServletRequest){
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if(httpServletRequest == null)
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throw new IllegalArgumentException("HttpServletRequest is null!");
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String scopeToReturn = null;
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try{
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String clientUrl = getCurrentClientUrl(httpServletRequest).split("\\?")[0];
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logger.debug("Client url is " + clientUrl);
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// check if this information is in session, otherwise set it and return
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HttpSession session = httpServletRequest.getSession();
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if((scopeToReturn = (String) session.getAttribute(clientUrl)) != null){
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logger.debug("Scope to return is " + scopeToReturn);
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}else{
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// ask to the ckan library and set it
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scopeToReturn = ApplicationProfileScopePerUrlReader.getScopePerUrl(clientUrl);
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logger.debug("Scope to return is " + scopeToReturn);
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session.setAttribute(clientUrl, scopeToReturn);
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}
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}catch(Exception e){
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scopeToReturn = getCurrentContext(httpServletRequest, true);
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logger.warn("Failed to determine the scope from the client url, returning the current one: " + scopeToReturn);
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}
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return scopeToReturn;
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}
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/**
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* Needed to get the url of the client
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* @param httpServletRequest the httpServletRequest object
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* @return the instance of the user
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* @see the url at client side
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*/
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public static String getCurrentClientUrl(HttpServletRequest httpServletRequest) {
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if(httpServletRequest == null)
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throw new IllegalArgumentException("HttpServletRequest is null!");
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return httpServletRequest.getHeader(Constants.GCUBE_REQUEST_URL);
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}
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/**
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* Retrieve the current scope by using the portal manager
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* @param b
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* @return a GcubeUser object
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*/
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public static String getCurrentContext(HttpServletRequest request, boolean setInThread){
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if(request == null)
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throw new IllegalArgumentException("HttpServletRequest is null!");
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PortalContext pContext = PortalContext.getConfiguration();
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String context = pContext.getCurrentScope(request);
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logger.debug("Returning context " + context);
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if(context != null && setInThread)
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ScopeProvider.instance.set(context);
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return context;
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}
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/**
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* Retrieve the current user by using the portal manager
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* @return a GcubeUser object
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*/
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public static GCubeUser getCurrentUser(HttpServletRequest request){
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if(request == null)
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throw new IllegalArgumentException("HttpServletRequest is null!");
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PortalContext pContext = PortalContext.getConfiguration();
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GCubeUser user = pContext.getCurrentUser(request);
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logger.debug("Returning user " + user);
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return user;
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}
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// /**
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// * Given a semantic identifier, check if a record exists and return it
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// * @param suggestedRecordSemanticIdentifier
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// * @param catalogue
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// * @return CkanDataset
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// * @throws Exception in case no record matches the semantic identifier
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// */
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// public static CkanDataset getRecordBySemanticIdentifier(
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// String suggestedRecordSemanticIdentifier, DataCatalogue catalogue,
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// String apiKey) throws Exception {
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//
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// if(suggestedRecordSemanticIdentifier == null || suggestedRecordSemanticIdentifier.isEmpty())
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// throw new Exception(Constants.GRSF_SEMANTIC_IDENTIFIER_CUSTOM_KEY + " cannot be null or emtpy");
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//
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// String query = Constants.GRSF_SEMANTIC_IDENTIFIER_CUSTOM_KEY + "\"" + suggestedRecordSemanticIdentifier+ "\"";
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// List<CkanDataset> datasets = catalogue.searchForPackageInOrganization(apiKey, query, 0, 10, Constants.GRSF_ADMIN_ORGANIZATION_NAME);
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//
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// if(datasets == null || datasets.isEmpty()){
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// String message = "Unable to find dataset with such " + Constants.GRSF_SEMANTIC_IDENTIFIER_CUSTOM_KEY;
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// logger.warn(message);
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// throw new Exception(message);
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// }
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//
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// logger.info("Result size is " + datasets.size());
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//
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// if(datasets.size() == 1)
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// return datasets.get(0);
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// else{
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//
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// // worst situation.. we need to check for the right one
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// for(CkanDataset dataset: datasets)
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// for(CkanPair extra : dataset.getExtras())
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// if(extra.getKey().contains(Constants.GRSF_SEMANTIC_IDENTIFIER_CUSTOM_KEY) && extra.getValue().equals(suggestedRecordSemanticIdentifier)){
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// logger.info("Matching dataset has id " + dataset.getId() + " with value " + Constants.GRSF_SEMANTIC_IDENTIFIER_CUSTOM_KEY);
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// return dataset;
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// }
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//
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// }
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//
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// // in the end ....
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// throw new Exception("Unable to find record with " + Constants.GRSF_SEMANTIC_IDENTIFIER_CUSTOM_KEY + " equals to " + suggestedRecordSemanticIdentifier);
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//
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// }
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/**
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* Exploits the fact that in GRSF the url of a record contains the name (which is unique) of the record itself
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* @param url
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* @param clg
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* @return
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* @throws Exception
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*/
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public static CkanDataset getDatasetFromUrl(String url, DataCatalogue clg, String apiKey) throws Exception{
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if(url == null || url.isEmpty())
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return null;
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// Parse url
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// Create a Pattern object
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Pattern r = Pattern.compile(REGEX_UUID);
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// Now create matcher object.
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Matcher m = r.matcher(url);
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if (m.find()) {
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String uuidFound = m.group();
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logger.debug("Found match for uuid " + uuidFound);
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return clg.getDataset(uuidFound, apiKey);
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}
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throw new Exception("No record exists with such url " + url);
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}
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/**
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* Exploits the fact that in GRSF the url of a record contains the name (which is unique) of the record itself
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* @param url
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* @param clg
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* @return
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*/
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public static String getDatasetKnowledgeBaseIdFromUrl(String url){
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if(url == null || url.isEmpty())
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return null;
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// Parse url
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// Create a Pattern object
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Pattern r = Pattern.compile(REGEX_UUID);
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|
// Now create matcher object.
|
|
Matcher m = r.matcher(url);
|
|
if (m.find()) {
|
|
String uuidFound = m.group();
|
|
logger.debug("Found match for uuid " + uuidFound);
|
|
return uuidFound;
|
|
}
|
|
|
|
return null;
|
|
}
|
|
|
|
// /**
|
|
// * Get extra information to show in the management panel, if any
|
|
// * @param extrasAsPairs
|
|
// */
|
|
// public static void getExtrasToShow(List<CkanPair> extrasAsPairs, ){
|
|
//
|
|
// Set<String> extrasToShow = getLookedUpExtrasKeys();
|
|
// if(extrasToShow != null && !extrasToShow.isEmpty()){
|
|
// Map<String, String> extrasKeyValuePair = new HashMap<String, String>();
|
|
// = product.getExtras();
|
|
// for (CkanPair ckanPair : extrasAsPairs) {
|
|
// String key = ckanPair.getKey();
|
|
// String value = ckanPair.getValue();
|
|
//
|
|
// if(extrasToShow.contains(key)){
|
|
// String currentValueInMap = extrasKeyValuePair.get(key);
|
|
// if(currentValueInMap == null)
|
|
// currentValueInMap = value;
|
|
// else
|
|
// currentValueInMap += ", " + value;
|
|
// extrasKeyValuePair.put(key, currentValueInMap);
|
|
// }
|
|
// }
|
|
// toReturn.setExtrasIfAvailable(extrasKeyValuePair);
|
|
// }
|
|
//
|
|
// }
|
|
|
|
/**
|
|
* Get a {@link SimilarGRSFRecord} from a json string
|
|
* @param json
|
|
* @return {@link SimilarGRSFRecord}
|
|
* @throws ParseException
|
|
*/
|
|
public static SimilarGRSFRecord similarGRSFRecordFromJson(String json) throws ParseException{
|
|
|
|
if(json == null)
|
|
return null;
|
|
|
|
JSONParser parser = new JSONParser();
|
|
JSONObject object = (JSONObject)parser.parse(json);
|
|
|
|
return new SimilarGRSFRecord(
|
|
(String)object.get(Constants.SIMILAR_RECORDS_BEAN_FIELD_DESCRIPTION),
|
|
getDatasetKnowledgeBaseIdFromUrl((String)object.get(Constants.SIMILAR_RECORDS_BEAN_FIELD_URL)),
|
|
(String)object.get(Constants.SIMILAR_RECORDS_BEAN_FIELD_IDENTIFIER),
|
|
(String)object.get(Constants.SIMILAR_RECORDS_BEAN_FIELD_NAME),
|
|
(String)object.get(Constants.SIMILAR_RECORDS_BEAN_FIELD_URL)
|
|
);
|
|
|
|
}
|
|
|
|
/**
|
|
* Checks if is into portal.
|
|
*
|
|
* @return true, if is into portal
|
|
*/
|
|
public static boolean isIntoPortal() {
|
|
try {
|
|
UserLocalServiceUtil.getService();
|
|
return true;
|
|
}catch (Exception ex) {
|
|
logger.debug("Development Mode ON");
|
|
return false;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Get Connected bean from record
|
|
* @param httpSession
|
|
* @param json
|
|
* @param sourceIdentifier
|
|
* @param sourceDomain
|
|
* @param grsfDomain
|
|
* @return
|
|
* @throws ParseException
|
|
*/
|
|
public static ConnectedBean connectedBeanRecordFromUrl(
|
|
String destUrl,
|
|
DataCatalogue clg,
|
|
String apiKey,
|
|
HttpSession httpSession
|
|
) throws ParseException {
|
|
|
|
if(destUrl == null)
|
|
return null;
|
|
|
|
String connectedBeanUuid = getDatasetKnowledgeBaseIdFromUrl(destUrl);
|
|
CkanDataset destDataset = clg.getDataset(connectedBeanUuid, apiKey);
|
|
boolean isStock = destDataset.getExtrasAsHashMap().get(Constants.DOMAIN_CUSTOM_KEY).contains(Product_Type.STOCK.getOrigName());
|
|
Map<String, String> fieldsNamespacesMap =
|
|
Utils.getFieldToFieldNameSpaceMapping(httpSession, isStock ?
|
|
Constants.GENERIC_RESOURCE_NAME_MAP_KEY_NAMESPACES_STOCK : Constants.GENERIC_RESOURCE_NAME_MAP_KEY_NAMESPACES_FISHERY);
|
|
Map<String, List<String>> extrasWithoutNamespaces = Utils.replaceFieldsKey(destDataset.getExtras(), fieldsNamespacesMap);
|
|
String semanticId = extrasWithoutNamespaces.get(Constants.GRSF_SEMANTIC_IDENTIFIER_CUSTOM_KEY).get(0);
|
|
String destDomain = extrasWithoutNamespaces.get(Constants.DOMAIN_CUSTOM_KEY).get(0);
|
|
|
|
return new ConnectedBean(
|
|
connectedBeanUuid,
|
|
destDataset.getTitle(),
|
|
destUrl,
|
|
destDomain,
|
|
semanticId
|
|
);
|
|
|
|
}
|
|
|
|
/**
|
|
* Fetch the sysadmin key from the IS
|
|
* @return
|
|
* @throws Exception
|
|
*/
|
|
public static String fetchSysAPI(String context) throws Exception{
|
|
DataCatalogueRunningCluster catalogueRunningInstance = new DataCatalogueRunningCluster(context);
|
|
return catalogueRunningInstance.getSysAdminToken();
|
|
}
|
|
|
|
}
|