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org.kgrid.shelf.controller.KnowledgeObjectController Maven / Gradle / Ivy
package org.kgrid.shelf.controller;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.dataformat.yaml.YAMLMapper;
import org.apache.commons.lang3.StringUtils;
import org.kgrid.shelf.domain.ArkId;
import org.kgrid.shelf.repository.KnowledgeObjectRepository;
import org.springframework.http.HttpStatus;
import org.springframework.http.MediaType;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.*;
import javax.servlet.http.HttpServletRequest;
import java.util.Collection;
import java.util.Map;
import java.util.Optional;
@RestController
@RequestMapping("${kgrid.shelf.endpoint:kos}")
@CrossOrigin(origins = "${cors.url:}")
public class KnowledgeObjectController extends ShelfExceptionHandler {
public KnowledgeObjectController(
KnowledgeObjectRepository shelf, Optional kod) {
super(shelf, kod);
}
@GetMapping(produces = MediaType.APPLICATION_JSON_VALUE)
public Collection getAllObjects() {
log.info("getting all kos");
Map koMap = shelf.findAll();
log.info("found " + koMap.size() + " kos");
return koMap.values();
}
@GetMapping(path = "/{naan}/{name}", produces = MediaType.APPLICATION_JSON_VALUE)
public ResponseEntity findKnowledgeObject(
@PathVariable String naan,
@PathVariable String name,
@RequestParam(name = "v", required = false) String version) {
log.info("get ko " + naan + "/" + name);
// Prevent infinite loop when trying to connect to fcrepo on the same address as the library
if ("fcrepo".equals(naan) && "rest".equals(name)) {
throw new IllegalArgumentException(
"Cannot connect to fcrepo at the same address as the shelf. Make sure shelf and fcrepo configuration is correct.");
}
ArkId arkId;
JsonNode results;
if (version != null && !"".equals(version)) {
arkId = new ArkId(naan, name, version);
results = shelf.findKnowledgeObjectMetadata(arkId);
} else {
arkId = new ArkId(naan, name);
results = shelf.findKnowledgeObjectMetadata(arkId);
}
return new ResponseEntity<>(results, HttpStatus.OK);
}
@GetMapping(path = "/{naan}/{name}/{version}", produces = MediaType.APPLICATION_JSON_VALUE)
public ResponseEntity getKnowledgeObjectOldVersion(
@PathVariable String naan, @PathVariable String name, @PathVariable String version) {
return findKnowledgeObject(naan, name, version);
}
@GetMapping(
path = "/{naan}/{name}/{version}/service",
produces = MediaType.APPLICATION_JSON_VALUE)
public ResponseEntity getServiceDescriptionOldVersionJson(
@PathVariable String naan, @PathVariable String name, @PathVariable String version) {
return getServiceDescriptionJson(naan, name, version);
}
@GetMapping(path = "/{naan}/{name}/service", produces = MediaType.APPLICATION_JSON_VALUE)
public ResponseEntity getServiceDescriptionJson(
@PathVariable String naan,
@PathVariable String name,
@RequestParam(name = "v", required = false) String version) {
log.info("getting ko service " + naan + "/" + name + "/" + version);
ArkId arkId = new ArkId(naan, name, version);
return new ResponseEntity<>(shelf.findServiceSpecification(arkId), HttpStatus.OK);
}
@GetMapping(path = "/{naan}/{name}/service", produces = MediaType.ALL_VALUE)
public ResponseEntity getServiceDescriptionYaml(
@PathVariable String naan,
@PathVariable String name,
@RequestParam(name = "v", required = false) String version)
throws JsonProcessingException {
log.info("getting ko service " + naan + "/" + name + "/" + version);
ArkId arkId = new ArkId(naan, name, version);
return new ResponseEntity<>(
new YAMLMapper().writeValueAsString(shelf.findServiceSpecification(arkId)), HttpStatus.OK);
}
@GetMapping(path = "/{naan}/{name}/{version}/service", produces = MediaType.ALL_VALUE)
public ResponseEntity getOldServiceDescriptionYaml(
@PathVariable String naan, @PathVariable String name, @PathVariable String version)
throws JsonProcessingException {
return getServiceDescriptionYaml(naan, name, version);
}
@GetMapping(path = "/{naan}/{name}/{version}/**", produces = MediaType.ALL_VALUE)
public ResponseEntity getBinary(
@PathVariable String naan,
@PathVariable String name,
@PathVariable String version,
HttpServletRequest request) {
log.info("getting ko resource " + naan + "/" + name + "/" + version);
ArkId arkId = new ArkId(naan, name, version);
String requestURI = request.getRequestURI();
String basePath = StringUtils.join(naan, "/", name, "/", version, "/");
String childPath = StringUtils.substringAfterLast(requestURI, basePath);
log.info("getting ko resource " + naan + "/" + name + "/" + version + childPath);
return new ResponseEntity<>(shelf.getBinary(arkId, childPath), HttpStatus.OK);
}
@PutMapping(
path = "/{naan}/{name}",
consumes = MediaType.APPLICATION_JSON_VALUE,
produces = MediaType.APPLICATION_JSON_VALUE)
public ResponseEntity editKnowledgeObjectMetadata(
@PathVariable String naan, @PathVariable String name, @RequestBody String data) {
ArkId arkId = new ArkId(naan, name);
shelf.editMetadata(arkId, data);
return new ResponseEntity<>(shelf.findKnowledgeObjectMetadata(arkId), HttpStatus.OK);
}
@PutMapping(path = "/{naan}/{name}/{version}", consumes = MediaType.APPLICATION_JSON_VALUE)
public ResponseEntity editVersionMetadata(
@PathVariable String naan,
@PathVariable String name,
@PathVariable String version,
@RequestBody String data) {
ArkId arkId = new ArkId(naan, name, version);
shelf.editMetadata(arkId, data);
return new ResponseEntity<>(shelf.findKnowledgeObjectMetadata(arkId), HttpStatus.OK);
}
@DeleteMapping(path = "/{naan}/{name}")
public ResponseEntity deleteKnowledgeObject(
@PathVariable String naan, @PathVariable String name) {
ArkId arkId = new ArkId(naan, name);
shelf.delete(arkId);
return new ResponseEntity<>(HttpStatus.NO_CONTENT);
}
@DeleteMapping(path = "/{naan}/{name}/{version}")
public ResponseEntity deleteKnowledgeObject(
@PathVariable String naan, @PathVariable String name, @PathVariable String version) {
ArkId arkId = new ArkId(naan, name, version);
shelf.delete(arkId);
return new ResponseEntity<>(HttpStatus.NO_CONTENT);
}
}
