gcat/src/main/java/org/gcube/gcat/persistence/ckan/CKANGroup.java

109 lines
3.4 KiB
Java

package org.gcube.gcat.persistence.ckan;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import javax.ws.rs.InternalServerErrorException;
import javax.ws.rs.WebApplicationException;
import org.gcube.com.fasterxml.jackson.databind.JsonNode;
import org.gcube.com.fasterxml.jackson.databind.node.ArrayNode;
import org.gcube.com.fasterxml.jackson.databind.node.ObjectNode;
/**
* @author Luca Frosini (ISTI - CNR)
*/
public class CKANGroup extends CKAN {
// see https://docs.ckan.org/en/latest/api/#ckan.logic.action.get.group_list
public static final String GROUP_LIST = CKAN.CKAN_API_PATH + "group_list";
// see https://docs.ckan.org/en/latest/api/#ckan.logic.action.create.group_create
public static final String GROUP_CREATE = CKAN.CKAN_API_PATH + "group_create";
// see https://docs.ckan.org/en/latest/api/#ckan.logic.action.get.group_show
public static final String GROUP_SHOW = CKAN.CKAN_API_PATH + "group_show";
// see https://docs.ckan.org/en/latest/api/#ckan.logic.action.update.group_update
public static final String GROUP_UPDATE = CKAN.CKAN_API_PATH + "group_update";
// see https://docs.ckan.org/en/latest/api/#ckan.logic.action.patch.group_patch
public static final String GROUP_PATCH = CKAN.CKAN_API_PATH + "group_patch";
// see https://docs.ckan.org/en/latest/api/#ckan.logic.action.delete.group_delete
public static final String GROUP_DELETE = CKAN.CKAN_API_PATH + "group_delete";
// see https://docs.ckan.org/en/latest/api/#ckan.logic.action.delete.group_purge
public static final String GROUP_PURGE = CKAN.CKAN_API_PATH + "group_purge";
public static final String GROUPS_KEY = "groups";
public CKANGroup() {
super();
LIST = GROUP_LIST;
CREATE = GROUP_CREATE;
READ = GROUP_SHOW;
UPDATE = GROUP_UPDATE;
PATCH = GROUP_PATCH;
DELETE = GROUP_DELETE;
PURGE = GROUP_PURGE;
}
public static String fromGroupTitleToName(String groupName) {
if(groupName == null)
return null;
String regexGroupNameTransform = "[^A-Za-z0-9-]";
String modified = groupName.trim().replaceAll(regexGroupNameTransform, "-").replaceAll("-+", "-").toLowerCase();
if(modified.startsWith("-"))
modified = modified.substring(1);
if(modified.endsWith("-"))
modified = modified.substring(0, modified.length() - 1);
return modified;
}
public static String getCKANGroupName(String name) {
return CKANGroup.fromGroupTitleToName(name);
}
public String create() throws WebApplicationException {
try {
ObjectNode objectNode = mapper.createObjectNode();
objectNode.put(NAME_KEY, CKANGroup.getCKANGroupName(name));
objectNode.put("title", name);
objectNode.put("display_name", name);
objectNode.put("description", "");
return super.create(mapper.writeValueAsString(objectNode));
} catch(WebApplicationException e) {
throw e;
} catch(Exception e) {
throw new InternalServerErrorException(e);
}
}
public List<String> getGroups() {
if(result == null) {
read();
}
List<String> groups = new ArrayList<String>();
if(result.has(GROUPS_KEY)) {
JsonNode jsonNode = result.get(GROUPS_KEY);
if(jsonNode.isArray()) {
ArrayNode arrayNode = (ArrayNode) jsonNode;
if(arrayNode.size() > 0) {
Iterator<JsonNode> iterator = arrayNode.iterator();
while(iterator.hasNext()) {
groups.add(iterator.next().asText());
}
}
}
}
return groups;
}
public int count() {
list(100000, 0);
ArrayNode arrayNode = (ArrayNode) result;
return arrayNode.size();
}
}