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package eu.dnetlib.repo.manager.service.controllers;
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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.shared.BrokerException;
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import eu.dnetlib.repo.manager.shared.Term;
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import eu.dnetlib.repo.manager.shared.Tuple;
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import eu.dnetlib.repo.manager.shared.broker.*;
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import org.json.JSONException;
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import org.json.JSONObject;
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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.HttpEntity;
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import org.springframework.http.HttpHeaders;
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import org.springframework.http.HttpMethod;
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import org.springframework.http.ResponseEntity;
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import org.springframework.http.converter.json.MappingJackson2HttpMessageConverter;
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import org.springframework.stereotype.Component;
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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.bind.annotation.PathVariable;
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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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@Component
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public class BrokerApiImpl implements BrokerApi {
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@Autowired
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private RepositoryApiImpl 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(BrokerApiImpl.class);
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private RestTemplate restTemplate = null;
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private HttpHeaders httpHeaders;
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private HashMap<String,Term> topics = new HashMap<String, Term>();
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@PostConstruct
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private void initDnetTopicsMap() {
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restTemplate = new RestTemplate();
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restTemplate.getMessageConverters().add(new MappingJackson2HttpMessageConverter());
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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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InputStream is = null;
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try {
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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(e);
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e.printStackTrace();
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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 params) throws JSONException {
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JSONObject json_params = new JSONObject(params);
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DatasourcesBroker ret = new DatasourcesBroker();
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String userEmail = json_params.getString("userEmail");
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boolean includeShared = Boolean.parseBoolean( json_params.getString("includeShared") );
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boolean includeByOthers = Boolean.parseBoolean( json_params.getString("includeByOthers") );
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try {
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ret.setDatasourcesOfUser(getDatasourcesOfUserType(getRepositoriesOfUser(userEmail)));
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if (includeShared) {
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//TODO whatever nikonas was saying
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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 (includeByOthers) {
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ret.setDatasourcesOfOthers(getDatasourcesOfUserType(getRepositoriesOfUser(userEmail)));
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}
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} catch (BrokerException e) {
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e.printStackTrace();
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}
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108 |
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return ret;
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}
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@Override
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public List<BrowseEntry> getTopicsForDatasource(@PathVariable("datasourceName") String datasourceName) throws BrokerException {
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114 |
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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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119 |
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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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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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50614
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public EventsPage advancedShowEvents(String page,String size,AdvQueryObject advQueryObject) throws BrokerException, JSONException ,IOException {
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/*JSONObject json_params = new JSONObject(params);
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String page = json_params.getString("page");
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139 |
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String pagesize = json_params.getString("pagesize");
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49868
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String json_advQueryObject = json_params.getString("advQueryObject");
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141 |
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ObjectMapper mapper = new ObjectMapper();
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AdvQueryObject advQueryObject = mapper.readValue(json_advQueryObject, AdvQueryObject.class);*/
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144 |
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|
145 |
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final String service = "/events/{page}/{pageSize}";
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146 |
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147 |
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Map<String, Long> uriParams = new HashMap<>();
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148 |
49852
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uriParams.put("page", Long.parseLong(page));
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149 |
50614
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uriParams.put("pageSize", Long.parseLong(size));
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150 |
49245
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panagiotis
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151 |
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UriComponentsBuilder builder = UriComponentsBuilder.fromHttpUrl(openairePath + service);
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152 |
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153 |
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MultiValueMap<String, String> headers = new LinkedMultiValueMap<>();
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154 |
49852
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advQueryObject.setPage(Long.parseLong(page));
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155 |
50614
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HttpEntity<AdvQueryObject> entity = new HttpEntity<>(advQueryObject, httpHeaders);
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156 |
49245
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panagiotis
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ResponseEntity<EventsPage> resp;
|
157 |
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try {
|
158 |
50383
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panagiotis
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resp = restTemplate.exchange(
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159 |
49245
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panagiotis
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builder.buildAndExpand(uriParams).encode().toUri(),
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160 |
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HttpMethod.POST,
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161 |
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entity,
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162 |
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new ParameterizedTypeReference<EventsPage>() {
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163 |
|
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}
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164 |
|
|
);
|
165 |
|
|
} catch (RestClientException e) {
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166 |
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throw new BrokerException(e);
|
167 |
|
|
}
|
168 |
|
|
return resp.getBody();
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169 |
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|
170 |
|
|
|
171 |
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|
}
|
172 |
|
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|
173 |
|
|
|
174 |
49236
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private List<Tuple<BrowseEntry, String>> getDatasourcesOfUserType(List<Repository> repositories) throws BrokerException {
|
175 |
|
|
|
176 |
|
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List<Tuple<BrowseEntry, String>> entries = new ArrayList<>();
|
177 |
|
|
for (Repository repo : repositories) {
|
178 |
|
|
BrowseEntry temp = new BrowseEntry();
|
179 |
|
|
temp.setValue(repo.getOfficialName());
|
180 |
|
|
temp.setSize(new Long(0));
|
181 |
49245
|
panagiotis
|
for (BrowseEntry e : getTopicsForDatasource(repo.getOfficialName())) {
|
182 |
49236
|
panagiotis
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temp.setSize(temp.getSize() + e.getSize());
|
183 |
|
|
}
|
184 |
|
|
Tuple<BrowseEntry, String> tup = new Tuple<>(temp, repo.getLogoUrl());
|
185 |
|
|
entries.add(tup);
|
186 |
|
|
}
|
187 |
|
|
|
188 |
|
|
// sort the collection by the second field of the tuple which is size
|
189 |
|
|
Collections.sort(entries, new Comparator<Tuple<BrowseEntry, String>>() {
|
190 |
|
|
@Override
|
191 |
|
|
public int compare(Tuple<BrowseEntry, String> e1, Tuple<BrowseEntry, String> e2) {
|
192 |
|
|
return (int) (e2.getFirst().getSize().longValue() - e1.getFirst().getSize().longValue());
|
193 |
|
|
}
|
194 |
|
|
});
|
195 |
|
|
|
196 |
|
|
return entries;
|
197 |
|
|
}
|
198 |
|
|
|
199 |
|
|
|
200 |
|
|
|
201 |
49362
|
panagiotis
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private List<Repository> getRepositoriesOfUser(String userEmail) throws JSONException {
|
202 |
49245
|
panagiotis
|
|
203 |
49898
|
panagiotis
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int page = 0;
|
204 |
|
|
int size = 50;
|
205 |
49988
|
panagiotis
|
List<Repository> rs ;
|
206 |
49245
|
panagiotis
|
List<Repository> resultSet = new ArrayList<>();
|
207 |
|
|
|
208 |
|
|
while (true){
|
209 |
|
|
rs = repoAPI.getRepositoriesOfUser(userEmail, String.valueOf(page), String.valueOf(size));
|
210 |
49988
|
panagiotis
|
resultSet.addAll(rs);
|
211 |
|
|
page+=1;
|
212 |
49245
|
panagiotis
|
if(rs.size() == 0) break;
|
213 |
49236
|
panagiotis
|
}
|
214 |
49245
|
panagiotis
|
return resultSet;
|
215 |
|
|
}
|
216 |
49236
|
panagiotis
|
|
217 |
49245
|
panagiotis
|
private List<Repository> getRepositoriesByIds(List<String> sharedDatasourceIds) {
|
218 |
|
|
return null;
|
219 |
49236
|
panagiotis
|
}
|
220 |
|
|
|
221 |
49852
|
panagiotis
|
@Override
|
222 |
50614
|
panagiotis
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public EventsPage showEvents(String datasourceName,String topic,String page) throws BrokerException, JSONException {
|
223 |
49852
|
panagiotis
|
|
224 |
50614
|
panagiotis
|
/*JSONObject json_params = new JSONObject(params);
|
225 |
49852
|
panagiotis
|
|
226 |
|
|
String datasourceName = json_params.getString("datasourceName");
|
227 |
|
|
String topic = json_params.getString("topic");
|
228 |
50614
|
panagiotis
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String page = json_params.getString("page");*/
|
229 |
49852
|
panagiotis
|
|
230 |
|
|
final String service = "/showEvents";
|
231 |
|
|
|
232 |
|
|
//build the uri params
|
233 |
|
|
UriComponentsBuilder builder = UriComponentsBuilder.fromHttpUrl(openairePath + service)
|
234 |
|
|
.queryParam("ds", datasourceName)
|
235 |
|
|
.queryParam("topic", topic)
|
236 |
|
|
.queryParam("page", page);
|
237 |
|
|
|
238 |
|
|
ResponseEntity<EventsPage> resp;
|
239 |
|
|
try {
|
240 |
|
|
//communicate with endpoint
|
241 |
50383
|
panagiotis
|
resp = restTemplate.exchange(
|
242 |
49852
|
panagiotis
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builder.build().encode().toUri(),
|
243 |
|
|
HttpMethod.GET,
|
244 |
|
|
null,
|
245 |
|
|
new ParameterizedTypeReference<EventsPage>() {
|
246 |
|
|
});
|
247 |
|
|
} catch (RestClientException e) {
|
248 |
|
|
throw new BrokerException(e);
|
249 |
|
|
}
|
250 |
|
|
return resp.getBody();
|
251 |
|
|
}
|
252 |
|
|
|
253 |
49868
|
panagiotis
|
@Override
|
254 |
50409
|
panagiotis
|
public Map<String, List<SimpleSubscriptionDesc>> getSimpleSubscriptionsOfUser(@PathVariable("userEmail") String userEmail) throws BrokerException {
|
255 |
49852
|
panagiotis
|
|
256 |
49868
|
panagiotis
|
final String service = "/subscriptions";
|
257 |
|
|
|
258 |
|
|
//build the uri params
|
259 |
|
|
UriComponentsBuilder builder = UriComponentsBuilder.fromHttpUrl(openairePath + service)
|
260 |
|
|
.queryParam("email", userEmail);
|
261 |
|
|
|
262 |
|
|
//create new template engine
|
263 |
|
|
ResponseEntity<Map<String, List<SimpleSubscriptionDesc>>> resp;
|
264 |
|
|
try {
|
265 |
|
|
//communicate with endpoint
|
266 |
50383
|
panagiotis
|
resp = restTemplate.exchange(
|
267 |
49868
|
panagiotis
|
builder.build().encode().toUri(),
|
268 |
|
|
HttpMethod.GET,
|
269 |
|
|
null,
|
270 |
|
|
new ParameterizedTypeReference<Map<String, List<SimpleSubscriptionDesc>>>() {
|
271 |
|
|
});
|
272 |
|
|
} catch (RestClientException e) {
|
273 |
49931
|
panagiotis
|
LOGGER.debug("Error " , e);
|
274 |
49868
|
panagiotis
|
throw new BrokerException(e);
|
275 |
|
|
}
|
276 |
|
|
return resp.getBody();
|
277 |
|
|
}
|
278 |
|
|
|
279 |
|
|
@Override
|
280 |
|
|
public Subscription subscribe(OpenaireSubscription obj) throws BrokerException {
|
281 |
|
|
final String service = "/subscribe";
|
282 |
|
|
|
283 |
|
|
//build the uri params
|
284 |
|
|
UriComponentsBuilder builder = UriComponentsBuilder.fromHttpUrl(openairePath + service);
|
285 |
|
|
|
286 |
50383
|
panagiotis
|
HttpEntity<OpenaireSubscription> entity = new HttpEntity<>(obj, httpHeaders);
|
287 |
49868
|
panagiotis
|
|
288 |
|
|
//create new template engine
|
289 |
|
|
RestTemplate template = new RestTemplate();
|
290 |
|
|
template.getMessageConverters().add(new MappingJackson2HttpMessageConverter());
|
291 |
|
|
ResponseEntity<Subscription> resp;
|
292 |
|
|
try {
|
293 |
|
|
//communicate with endpoint
|
294 |
50383
|
panagiotis
|
resp = restTemplate.exchange(
|
295 |
49868
|
panagiotis
|
builder.build().encode().toUri(),
|
296 |
|
|
HttpMethod.POST,
|
297 |
|
|
entity,
|
298 |
|
|
new ParameterizedTypeReference<Subscription>() {
|
299 |
|
|
});
|
300 |
|
|
} catch (RestClientException e) {
|
301 |
|
|
throw new BrokerException(e);
|
302 |
|
|
}
|
303 |
|
|
|
304 |
|
|
return resp.getBody();
|
305 |
|
|
}
|
306 |
|
|
|
307 |
|
|
@Override
|
308 |
|
|
public void unsubscribe(@PathVariable("subscriptionId") String subscriptionId) throws BrokerException {
|
309 |
|
|
final String service = "/subscriptions/" + subscriptionId;
|
310 |
|
|
|
311 |
|
|
//build the uri params
|
312 |
|
|
UriComponentsBuilder builder = UriComponentsBuilder.fromHttpUrl(apiPath + service);
|
313 |
|
|
|
314 |
|
|
try {
|
315 |
|
|
//communicate with endpoint
|
316 |
50383
|
panagiotis
|
restTemplate.exchange(
|
317 |
49868
|
panagiotis
|
builder.build().encode().toUri(),
|
318 |
|
|
HttpMethod.DELETE,
|
319 |
|
|
null,
|
320 |
|
|
new ParameterizedTypeReference<Void>() {
|
321 |
|
|
});
|
322 |
|
|
} catch (RestClientException e) {
|
323 |
|
|
throw new BrokerException(e);
|
324 |
|
|
}
|
325 |
|
|
}
|
326 |
|
|
|
327 |
|
|
@Override
|
328 |
|
|
public Subscription getSubscription(@PathVariable("subscriptionId") String subscriptionId) throws BrokerException {
|
329 |
|
|
final String service = "/subscriptions/" + subscriptionId;
|
330 |
|
|
|
331 |
|
|
//build the uri params
|
332 |
|
|
UriComponentsBuilder builder = UriComponentsBuilder.fromHttpUrl(apiPath + service);
|
333 |
|
|
|
334 |
|
|
ResponseEntity<Subscription> resp;
|
335 |
|
|
try {
|
336 |
|
|
//communicate with endpoint
|
337 |
50383
|
panagiotis
|
resp = restTemplate.exchange(
|
338 |
49868
|
panagiotis
|
builder.build().encode().toUri(),
|
339 |
|
|
HttpMethod.GET,
|
340 |
|
|
null,
|
341 |
|
|
new ParameterizedTypeReference<Subscription>() {
|
342 |
|
|
});
|
343 |
|
|
} catch (RestClientException e) {
|
344 |
|
|
throw new BrokerException(e);
|
345 |
|
|
}
|
346 |
|
|
return resp.getBody();
|
347 |
|
|
}
|
348 |
|
|
|
349 |
50319
|
panagiotis
|
@Override
|
350 |
|
|
public Map<String, Term> getDnetTopics() throws BrokerException {
|
351 |
|
|
return topics;
|
352 |
|
|
}
|
353 |
49868
|
panagiotis
|
|
354 |
50383
|
panagiotis
|
@Override
|
355 |
|
|
public EventsPage getNotificationsBySubscriptionId(@PathVariable("subscriptionId") String subscriptionId,
|
356 |
|
|
@PathVariable("page") String page,
|
357 |
|
|
@PathVariable("size") String size
|
358 |
|
|
) 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 |
|
|
throw new BrokerException(e);
|
375 |
|
|
}
|
376 |
|
|
return resp.getBody();
|
377 |
|
|
}
|
378 |
|
|
|
379 |
50409
|
panagiotis
|
@Override
|
380 |
|
|
public Map<String, List<Subscription>> getSubscriptionsOfUser(@PathVariable("userEmail") String userEmail)
|
381 |
|
|
throws BrokerException {
|
382 |
50383
|
panagiotis
|
|
383 |
50409
|
panagiotis
|
Map<String, List<SimpleSubscriptionDesc>> simpleSubs = getSimpleSubscriptionsOfUser(userEmail);
|
384 |
|
|
Map<String,List<Subscription>> subs = new HashMap<>();
|
385 |
|
|
List<Subscription> subscriptions = null;
|
386 |
|
|
|
387 |
|
|
for(String s:simpleSubs.keySet()){
|
388 |
|
|
List<SimpleSubscriptionDesc> simpleSubscriptionDescs = simpleSubs.get(s);
|
389 |
|
|
for(SimpleSubscriptionDesc simpleSubscriptionDesc : simpleSubscriptionDescs) {
|
390 |
|
|
subscriptions = new ArrayList<>();
|
391 |
|
|
subscriptions.add(getSubscription(simpleSubscriptionDesc.getId()));
|
392 |
|
|
}
|
393 |
|
|
subs.put(s,subscriptions);
|
394 |
|
|
}
|
395 |
|
|
return subs;
|
396 |
|
|
}
|
397 |
|
|
|
398 |
|
|
|
399 |
49236
|
panagiotis
|
}
|