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package eu.dnetlib.repo.manager.service;
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import com.fasterxml.jackson.databind.JsonNode;
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import com.fasterxml.jackson.databind.ObjectMapper;
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import eu.dnetlib.domain.data.Repository;
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import eu.dnetlib.repo.manager.domain.BrokerException;
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import eu.dnetlib.repo.manager.domain.RepositorySnippet;
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import eu.dnetlib.repo.manager.domain.Term;
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import eu.dnetlib.repo.manager.domain.Tuple;
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import eu.dnetlib.repo.manager.domain.broker.*;
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import org.json.JSONException;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.beans.factory.annotation.Value;
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import org.springframework.core.ParameterizedTypeReference;
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import org.springframework.http.*;
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import org.springframework.http.converter.json.MappingJackson2HttpMessageConverter;
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import org.springframework.stereotype.Service;
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import org.springframework.util.LinkedMultiValueMap;
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import org.springframework.util.MultiValueMap;
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import org.springframework.web.client.RestClientException;
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import org.springframework.web.client.RestTemplate;
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import org.springframework.web.util.UriComponents;
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import org.springframework.web.util.UriComponentsBuilder;
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import javax.annotation.PostConstruct;
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import java.io.IOException;
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import java.io.InputStream;
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import java.net.URL;
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import java.util.*;
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@Service("brokerService")
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public class BrokerServiceImpl implements BrokerService {
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@Autowired
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private RepositoryServiceImpl repoAPI;
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@Value("${services.broker.url}:${services.broker.port}/${services.broker.api}${services.broker.openaire}")
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private String openairePath;
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@Value("${services.broker.url}:${services.broker.port}/${services.broker.api}")
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private String apiPath;
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@Value("${topic_types.url}")
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private String topicsURL;
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private static final org.apache.log4j.Logger LOGGER = org.apache.log4j.Logger
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.getLogger(BrokerServiceImpl.class);
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@Autowired
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RestTemplate restTemplate ;
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private HttpHeaders httpHeaders;
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private HashMap<String,Term> topics = new HashMap<String, Term>();
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@Autowired
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private EmailUtils emailUtils;
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@PostConstruct
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private void initDnetTopicsMap() {
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httpHeaders = new HttpHeaders();
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httpHeaders.set("Content-Type", "application/json");
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LOGGER.debug("Init dnet topics!");
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try (InputStream is = new URL(topicsURL).openStream() ){
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ObjectMapper mapper = new ObjectMapper();
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JsonNode root = mapper.readTree(is);
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for (JsonNode term : root.path("terms") )
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topics.put(term.path("code").textValue(), parseTerm(term));
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} catch (IOException e) {
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LOGGER.debug("Exception on initDnetTopicsMap" , e);
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emailUtils.reportException(e);
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}
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}
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private Term parseTerm(JsonNode term) {
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return new Term(term.path("englishName").textValue(),term.path("nativeName").textValue(),
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term.path("encoding").textValue(),term.path("code").textValue());
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}
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@Override
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public DatasourcesBroker getDatasourcesOfUser(String user,String includeShared,String includeByOthers) throws JSONException {
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long start = System.currentTimeMillis();
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DatasourcesBroker ret = new DatasourcesBroker();
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try {
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ret.setDatasourcesOfUser(getDatasourcesOfUserType(repoAPI.getRepositoriesSnippetOfUser(user,"0","100")));
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//TODO fix bug when values are true
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// if (Boolean.parseBoolean(includeShared)) {
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// List<String> sharedDatasourceIds = new ArrayList<String>();
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// ret.setSharedDatasources(getDatasourcesOfUserType(getRepositoriesByIds(sharedDatasourceIds)));
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// }
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// if (Boolean.parseBoolean(includeByOthers)) {
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// ret.setDatasourcesOfOthers(getDatasourcesOfUserType(getRepositoriesOfUser(user)));
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// }
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} catch (BrokerException | IOException e) {
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LOGGER.debug("Exception on getDatasourcesOfUser" , e);
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emailUtils.reportException(e);
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}
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long end = System.currentTimeMillis();
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System.out.println("Getting datasources of user in " + (end-start)+"ms");
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return ret;
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}
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@Override
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public List<BrowseEntry> getTopicsForDatasource(String datasourceName) throws BrokerException {
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final String service = "/topicsForDatasource";
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UriComponentsBuilder builder = UriComponentsBuilder.fromHttpUrl(openairePath + service)
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.queryParam("ds", datasourceName);
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ResponseEntity<List<BrowseEntry>> resp;
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try {
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resp = restTemplate.exchange(
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builder.build().encode().toUri(),
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HttpMethod.GET,
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null,
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new ParameterizedTypeReference<List<BrowseEntry>>() {
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});
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} catch (RestClientException e) {
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LOGGER.debug("Exception on getTopicsForDatasource" , e);
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emailUtils.reportException(e);
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throw new BrokerException(e);
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}
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return resp.getBody();
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}
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@Override
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public EventsPage advancedShowEvents(String page,
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String size,
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AdvQueryObject advQueryObject) throws BrokerException, JSONException ,IOException {
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final String service = "/events/{page}/{pageSize}";
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Map<String, Long> uriParams = new HashMap<>();
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uriParams.put("page", Long.parseLong(page));
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uriParams.put("pageSize", Long.parseLong(size));
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UriComponentsBuilder builder = UriComponentsBuilder.fromHttpUrl(openairePath + service);
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MultiValueMap<String, String> headers = new LinkedMultiValueMap<>();
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advQueryObject.setPage(Long.parseLong(page));
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HttpEntity<AdvQueryObject> entity = new HttpEntity<>(advQueryObject, httpHeaders);
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ResponseEntity<EventsPage> resp;
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| 145 |
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try {
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| 146 |
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resp = restTemplate.exchange(
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builder.buildAndExpand(uriParams).encode().toUri(),
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HttpMethod.POST,
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entity,
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| 150 |
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new ParameterizedTypeReference<EventsPage>() {
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| 151 |
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}
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);
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| 153 |
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} catch (RestClientException e) {
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| 154 |
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LOGGER.debug("Exception on advancedShowEvents" , e);
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| 155 |
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emailUtils.reportException(e);
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throw new BrokerException(e);
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| 157 |
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}
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| 158 |
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return resp.getBody();
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| 159 |
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| 160 |
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}
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| 162 |
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| 163 |
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private List<Tuple<BrowseEntry, String>> getDatasourcesOfUserType(List<RepositorySnippet> repositories) throws BrokerException {
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| 165 |
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long start = System.currentTimeMillis();
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List<Tuple<BrowseEntry, String>> entries = new ArrayList<>();
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| 167 |
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for (RepositorySnippet repo : repositories) {
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| 168 |
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BrowseEntry temp = new BrowseEntry();
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| 169 |
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temp.setValue(repo.getOfficialname());
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| 170 |
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temp.setSize(new Long(0));
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| 171 |
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for (BrowseEntry e : getTopicsForDatasource(repo.getOfficialname())) {
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| 172 |
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temp.setSize(temp.getSize() + e.getSize());
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| 173 |
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}
|
| 174 |
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Tuple<BrowseEntry, String> tup = new Tuple<>(temp, repo.getLogoUrl());
|
| 175 |
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entries.add(tup);
|
| 176 |
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}
|
| 177 |
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| 178 |
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// sort the collection by the second field of the tuple which is size
|
| 179 |
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Collections.sort(entries, new Comparator<Tuple<BrowseEntry, String>>() {
|
| 180 |
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@Override
|
| 181 |
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public int compare(Tuple<BrowseEntry, String> e1, Tuple<BrowseEntry, String> e2) {
|
| 182 |
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return (int) (e2.getFirst().getSize().longValue() - e1.getFirst().getSize().longValue());
|
| 183 |
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}
|
| 184 |
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});
|
| 185 |
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long stop = System.currentTimeMillis();
|
| 186 |
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System.out.println("getDatasourcesOfUserType returned in " + (stop-start) + "ms ");
|
| 187 |
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|
| 188 |
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return entries;
|
| 189 |
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}
|
| 190 |
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|
| 191 |
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private List<Repository> getRepositoriesOfUser(String userEmail) throws JSONException {
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| 192 |
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|
| 193 |
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int page = 0;
|
| 194 |
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int size = 50;
|
| 195 |
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List<Repository> rs ;
|
| 196 |
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List<Repository> resultSet = new ArrayList<>();
|
| 197 |
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|
| 198 |
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while (true){
|
| 199 |
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rs = repoAPI.getRepositoriesOfUser(userEmail, String.valueOf(page), String.valueOf(size));
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| 200 |
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resultSet.addAll(rs);
|
| 201 |
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page+=1;
|
| 202 |
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if(rs.size() == 0) break;
|
| 203 |
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}
|
| 204 |
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return resultSet;
|
| 205 |
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}
|
| 206 |
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|
| 207 |
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private List<Repository> getRepositoriesByIds(List<String> sharedDatasourceIds) {
|
| 208 |
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return null;
|
| 209 |
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}
|
| 210 |
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|
| 211 |
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@Override
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| 212 |
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public EventsPage showEvents(String datasourceName,
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| 213 |
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String topic,
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| 214 |
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String page,
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| 215 |
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String size) throws BrokerException, JSONException {
|
| 216 |
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| 217 |
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final String service = "/events";
|
| 218 |
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|
| 219 |
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UriComponentsBuilder builder = UriComponentsBuilder.fromHttpUrl(openairePath + service)
|
| 220 |
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.queryParam("ds", datasourceName)
|
| 221 |
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.queryParam("topic", topic)
|
| 222 |
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.path("/{page}/{size}/");
|
| 223 |
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|
| 224 |
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ResponseEntity<EventsPage> resp;
|
| 225 |
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try {
|
| 226 |
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resp = restTemplate.exchange(
|
| 227 |
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builder.build().expand(page, size).encode().toUri(),
|
| 228 |
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HttpMethod.GET,
|
| 229 |
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null,
|
| 230 |
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new ParameterizedTypeReference<EventsPage>() {
|
| 231 |
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});
|
| 232 |
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} catch (RestClientException e) {
|
| 233 |
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LOGGER.debug("Exception on showEvents" , e);
|
| 234 |
|
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emailUtils.reportException(e);
|
| 235 |
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throw new BrokerException(e);
|
| 236 |
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}
|
| 237 |
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return resp.getBody();
|
| 238 |
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}
|
| 239 |
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|
|
| 240 |
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@Override
|
| 241 |
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public Map<String, List<SimpleSubscriptionDesc>> getSimpleSubscriptionsOfUser(String userEmail)
|
| 242 |
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throws BrokerException {
|
| 243 |
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|
| 244 |
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final String service = "/subscriptions";
|
| 245 |
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|
|
| 246 |
|
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UriComponentsBuilder builder = UriComponentsBuilder.fromHttpUrl(openairePath + service)
|
| 247 |
|
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.queryParam("email", userEmail);
|
| 248 |
|
|
|
| 249 |
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LOGGER.debug(builder.build().encode().toUri());
|
| 250 |
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ResponseEntity<Map<String, List<SimpleSubscriptionDesc>>> resp;
|
| 251 |
|
|
try {
|
| 252 |
50383
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panagiotis
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resp = restTemplate.exchange(
|
| 253 |
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panagiotis
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builder.build().encode().toUri(),
|
| 254 |
|
|
HttpMethod.GET,
|
| 255 |
|
|
null,
|
| 256 |
|
|
new ParameterizedTypeReference<Map<String, List<SimpleSubscriptionDesc>>>() {
|
| 257 |
|
|
});
|
| 258 |
|
|
} catch (RestClientException e) {
|
| 259 |
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LOGGER.debug("Exception on getSimpleSubscriptionsOfUser" , e);
|
| 260 |
|
|
emailUtils.reportException(e);
|
| 261 |
49868
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panagiotis
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throw new BrokerException(e);
|
| 262 |
|
|
}
|
| 263 |
|
|
return resp.getBody();
|
| 264 |
|
|
}
|
| 265 |
|
|
|
| 266 |
|
|
@Override
|
| 267 |
57176
|
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|
public Map<String, List<SimpleSubscriptionDesc>> getSimpleSubscriptionsOfUserByRepoId(String userEmail, String repoId) throws BrokerException {
|
| 268 |
|
|
Map<String, List<SimpleSubscriptionDesc>> subscriptionsOfUser = getSimpleSubscriptionsOfUser(userEmail);
|
| 269 |
|
|
|
| 270 |
|
|
return null;
|
| 271 |
|
|
}
|
| 272 |
|
|
|
| 273 |
|
|
@Override
|
| 274 |
54525
|
panagiotis
|
public Subscription subscribe(OpenaireSubscription obj) throws BrokerException {
|
| 275 |
49868
|
panagiotis
|
final String service = "/subscribe";
|
| 276 |
|
|
|
| 277 |
|
|
//build the uri params
|
| 278 |
|
|
UriComponentsBuilder builder = UriComponentsBuilder.fromHttpUrl(openairePath + service);
|
| 279 |
|
|
|
| 280 |
50383
|
panagiotis
|
HttpEntity<OpenaireSubscription> entity = new HttpEntity<>(obj, httpHeaders);
|
| 281 |
49868
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panagiotis
|
|
| 282 |
|
|
//create new template engine
|
| 283 |
|
|
RestTemplate template = new RestTemplate();
|
| 284 |
|
|
template.getMessageConverters().add(new MappingJackson2HttpMessageConverter());
|
| 285 |
|
|
ResponseEntity<Subscription> resp;
|
| 286 |
|
|
try {
|
| 287 |
|
|
//communicate with endpoint
|
| 288 |
50383
|
panagiotis
|
resp = restTemplate.exchange(
|
| 289 |
49868
|
panagiotis
|
builder.build().encode().toUri(),
|
| 290 |
|
|
HttpMethod.POST,
|
| 291 |
|
|
entity,
|
| 292 |
|
|
new ParameterizedTypeReference<Subscription>() {
|
| 293 |
|
|
});
|
| 294 |
|
|
} catch (RestClientException e) {
|
| 295 |
51831
|
panagiotis
|
LOGGER.debug("Exception on OpenaireSubscription" , e);
|
| 296 |
|
|
emailUtils.reportException(e);
|
| 297 |
49868
|
panagiotis
|
throw new BrokerException(e);
|
| 298 |
|
|
}
|
| 299 |
|
|
|
| 300 |
|
|
return resp.getBody();
|
| 301 |
|
|
}
|
| 302 |
|
|
|
| 303 |
|
|
@Override
|
| 304 |
54525
|
panagiotis
|
public ResponseEntity<Object> unsubscribe(String subscriptionId) throws BrokerException {
|
| 305 |
49868
|
panagiotis
|
final String service = "/subscriptions/" + subscriptionId;
|
| 306 |
|
|
|
| 307 |
|
|
//build the uri params
|
| 308 |
|
|
UriComponentsBuilder builder = UriComponentsBuilder.fromHttpUrl(apiPath + service);
|
| 309 |
|
|
|
| 310 |
|
|
try {
|
| 311 |
|
|
//communicate with endpoint
|
| 312 |
50383
|
panagiotis
|
restTemplate.exchange(
|
| 313 |
49868
|
panagiotis
|
builder.build().encode().toUri(),
|
| 314 |
|
|
HttpMethod.DELETE,
|
| 315 |
|
|
null,
|
| 316 |
|
|
new ParameterizedTypeReference<Void>() {
|
| 317 |
|
|
});
|
| 318 |
|
|
} catch (RestClientException e) {
|
| 319 |
51831
|
panagiotis
|
LOGGER.debug("Exception on unsubscribe" , e);
|
| 320 |
|
|
emailUtils.reportException(e);
|
| 321 |
49868
|
panagiotis
|
throw new BrokerException(e);
|
| 322 |
|
|
}
|
| 323 |
52781
|
panagiotis
|
return new ResponseEntity<>("OK",HttpStatus.OK);
|
| 324 |
49868
|
panagiotis
|
}
|
| 325 |
|
|
|
| 326 |
|
|
@Override
|
| 327 |
54525
|
panagiotis
|
public Subscription getSubscription( String subscriptionId) throws BrokerException {
|
| 328 |
49868
|
panagiotis
|
final String service = "/subscriptions/" + subscriptionId;
|
| 329 |
|
|
|
| 330 |
|
|
//build the uri params
|
| 331 |
|
|
UriComponentsBuilder builder = UriComponentsBuilder.fromHttpUrl(apiPath + service);
|
| 332 |
|
|
|
| 333 |
|
|
ResponseEntity<Subscription> resp;
|
| 334 |
|
|
try {
|
| 335 |
|
|
//communicate with endpoint
|
| 336 |
50383
|
panagiotis
|
resp = restTemplate.exchange(
|
| 337 |
49868
|
panagiotis
|
builder.build().encode().toUri(),
|
| 338 |
|
|
HttpMethod.GET,
|
| 339 |
|
|
null,
|
| 340 |
|
|
new ParameterizedTypeReference<Subscription>() {
|
| 341 |
|
|
});
|
| 342 |
|
|
} catch (RestClientException e) {
|
| 343 |
51831
|
panagiotis
|
LOGGER.debug("Exception on getSubscription" , e);
|
| 344 |
|
|
emailUtils.reportException(e);
|
| 345 |
49868
|
panagiotis
|
throw new BrokerException(e);
|
| 346 |
|
|
}
|
| 347 |
|
|
return resp.getBody();
|
| 348 |
|
|
}
|
| 349 |
|
|
|
| 350 |
50319
|
panagiotis
|
@Override
|
| 351 |
|
|
public Map<String, Term> getDnetTopics() throws BrokerException {
|
| 352 |
|
|
return topics;
|
| 353 |
|
|
}
|
| 354 |
49868
|
panagiotis
|
|
| 355 |
50383
|
panagiotis
|
@Override
|
| 356 |
54525
|
panagiotis
|
public EventsPage getNotificationsBySubscriptionId(String subscriptionId,
|
| 357 |
|
|
String page,
|
| 358 |
|
|
String size) throws BrokerException {
|
| 359 |
49868
|
panagiotis
|
|
| 360 |
50383
|
panagiotis
|
UriComponents uriComponents = UriComponentsBuilder
|
| 361 |
50570
|
panagiotis
|
.fromHttpUrl(openairePath + "/notifications/")
|
| 362 |
50383
|
panagiotis
|
.path("/{id}/{page}/{size}/")
|
| 363 |
|
|
.build().expand(subscriptionId,page, size).encode();
|
| 364 |
|
|
|
| 365 |
|
|
ResponseEntity<EventsPage> resp;
|
| 366 |
|
|
try {
|
| 367 |
|
|
resp = restTemplate.exchange(
|
| 368 |
|
|
uriComponents.toUri(),
|
| 369 |
|
|
HttpMethod.GET,
|
| 370 |
|
|
null,
|
| 371 |
|
|
new ParameterizedTypeReference<EventsPage>() {
|
| 372 |
|
|
});
|
| 373 |
|
|
} catch (RestClientException e) {
|
| 374 |
51831
|
panagiotis
|
LOGGER.debug("Exception on getNotificationsBySubscriptionId" , e);
|
| 375 |
|
|
emailUtils.reportException(e);
|
| 376 |
50383
|
panagiotis
|
throw new BrokerException(e);
|
| 377 |
|
|
}
|
| 378 |
|
|
return resp.getBody();
|
| 379 |
|
|
}
|
| 380 |
|
|
|
| 381 |
50945
|
panagiotis
|
//@Override
|
| 382 |
54525
|
panagiotis
|
public Map<String, List<Subscription>> getSubscriptionsOfUser(String userEmail)
|
| 383 |
50409
|
panagiotis
|
throws BrokerException {
|
| 384 |
50383
|
panagiotis
|
|
| 385 |
50409
|
panagiotis
|
Map<String, List<SimpleSubscriptionDesc>> simpleSubs = getSimpleSubscriptionsOfUser(userEmail);
|
| 386 |
|
|
Map<String,List<Subscription>> subs = new HashMap<>();
|
| 387 |
|
|
List<Subscription> subscriptions = null;
|
| 388 |
|
|
|
| 389 |
|
|
for(String s:simpleSubs.keySet()){
|
| 390 |
|
|
List<SimpleSubscriptionDesc> simpleSubscriptionDescs = simpleSubs.get(s);
|
| 391 |
|
|
for(SimpleSubscriptionDesc simpleSubscriptionDesc : simpleSubscriptionDescs) {
|
| 392 |
|
|
subscriptions = new ArrayList<>();
|
| 393 |
|
|
subscriptions.add(getSubscription(simpleSubscriptionDesc.getId()));
|
| 394 |
|
|
}
|
| 395 |
|
|
subs.put(s,subscriptions);
|
| 396 |
|
|
}
|
| 397 |
|
|
return subs;
|
| 398 |
|
|
}
|
| 399 |
|
|
|
| 400 |
|
|
|
| 401 |
49236
|
panagiotis
|
}
|