/src/edu/ucsb/nceas/metacat/dataone/MNodeService.java - Diff - Metacat - Ecoinformatics Redmine

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Revision 7507

Added by ben leinfelder about 11 years ago

register DOIs with minimal DataCite metadata. still need to determine which details to include and when, but the plumbing is in place as we refine those rules. http://bugzilla.ecoinformatics.org/show_bug.cgi?id=5513

     import java.io.InputStream;
     import java.math.BigInteger;
     import java.security.NoSuchAlgorithmException;
     import java.sql.SQLException;
     import java.util.ArrayList;
     import java.util.Calendar;
     import java.util.Date;
-...
     import org.dataone.service.types.v1_1.QueryEngineList;
     import org.dataone.service.types.v1_1.QueryField;
     import org.dataone.service.util.Constants;
     import org.dataone.service.util.DateTimeMarshaller;
     import edu.ucsb.nceas.ezid.EZIDException;
     import edu.ucsb.nceas.ezid.EZIDService;
     import edu.ucsb.nceas.ezid.profile.DataCiteProfile;
     import edu.ucsb.nceas.ezid.profile.InternalProfile;
     import edu.ucsb.nceas.metacat.DBQuery;
     import edu.ucsb.nceas.metacat.DBUtil;
     import edu.ucsb.nceas.metacat.EventLog;
     import edu.ucsb.nceas.metacat.IdentifierManager;
     import edu.ucsb.nceas.metacat.McdbDocNotFoundException;
-...
                 // log the update event
                 EventLog.getInstance().log(request.getRemoteAddr(), request.getHeader("User-Agent"), subject.getValue(), localId, Event.UPDATE.toString());
                 // attempt to register the identifier - it checks if it is a doi
                 try {
         			registerDOI(sysmeta);
         		} catch (EZIDException e) {
                     throw new ServiceFailure("1190", "Could not register DOI: " + e.getMessage());
+        		}
             } else {
                 throw new NotAuthorized("1200", "The provided identity does not have " + "permission to UPDATE the object identified by " + pid.getValue()
-...
                   "The supplied system metadata is invalid. " +
                   "The obsoletedBy field cannot have a value when creating entries.");
+            }
             // call the shared impl
             return super.create(session, pid, object, sysmeta);
             Identifier resultPid = super.create(session, pid, object, sysmeta);
             // attempt to register the identifier - it checks if it is a doi
             try {
     			registerDOI(sysmeta);
     		} catch (EZIDException e) {
                 throw new ServiceFailure("1190", "Could not register DOI: " + e.getMessage());
+    		}
             // return
     		return resultPid ;
+        }
         /**
-...
     			String ezidPassword = null;
     			boolean doiEnabled = false;
     			try {
     	            doiEnabled = new Boolean(PropertyService.getProperty("guid.enabled")).booleanValue();
     	            doiEnabled = new Boolean(PropertyService.getProperty("guid.ezid.enabled")).booleanValue();
     				shoulder = PropertyService.getProperty("guid.ezid.doishoulder.1");
     				ezidUsername = PropertyService.getProperty("guid.ezid.username");
     				ezidPassword = PropertyService.getProperty("guid.ezid.password");
-...
     				throw new InvalidRequest("2193", "DOI scheme is not enabled at this node.");
+    			}
     			// TODO: enter metadata about this identifier?
     			// do not enter metadata about this identifier since we do not know anything about it
     			HashMap<String, String> metadata = null;
     			try {
     				// call the EZID service
     				EZIDService ezid = new EZIDService();
     				String ezidServiceBaseUrl = null;
     				try {
     					ezidServiceBaseUrl = PropertyService.getProperty("guid.ezid.baseurl");
     				} catch (PropertyNotFoundException e) {
     					logMetacat.warn("Using default EZID baseUrl");
+    				}
     				EZIDService ezid = new EZIDService(ezidServiceBaseUrl);
     				ezid.login(ezidUsername, ezidPassword);
     				String doi = null;
     				// TODO: perhaps we want to use the identifier as given
-...
     				if (!mintDoi) {
     					doi = shoulder + identifier.getValue();
     					identifier.setValue(doi);
     					ezid.createIdentifier(identifier.getValue(), metadata);
     					doi = ezid.createIdentifier(identifier.getValue(), metadata);
     				} else {
     					doi = ezid.mintIdentifier(shoulder, metadata);
+    				}
-...
     			} catch (EZIDException e) {
     				throw new ServiceFailure("2191", "Error registering DOI identifier: " + e.getMessage());
+    			}
     			// TODO: track this identifier so we can complete the metadata when we finally get the object
     		} else {
     			// default if we don't know the scheme
     			if (fragment != null) {
-...
+    			}
+    		}
     		// TODO: reserve the identifier with the CN. We can only do this when
     		// 1) the MN is part of a CN cluster
     		// 2) the request is from an authenticated user
-...
+    		}
     		return null;
+    	}
     	/**
     	 * submits DOI metadata information about the object to EZID
     	 * @param sysMeta
     	 * @return
     	 * @throws EZIDException
     	 * @throws ServiceFailure
     	 * @throws NotImplemented
     	 */
     	private boolean registerDOI(SystemMetadata sysMeta) throws EZIDException, NotImplemented, ServiceFailure {
     		// for DOIs
     		String ezidUsername = null;
     		String ezidPassword = null;
     		String shoulder = null;
     		boolean doiEnabled = false;
     		try {
                 doiEnabled = new Boolean(PropertyService.getProperty("guid.ezid.enabled")).booleanValue();
     			shoulder = PropertyService.getProperty("guid.ezid.doishoulder.1");
     			ezidUsername = PropertyService.getProperty("guid.ezid.username");
     			ezidPassword = PropertyService.getProperty("guid.ezid.password");
     		} catch (PropertyNotFoundException e) {
     			logMetacat.warn("DOI support is not configured at this node.", e);
     			return false;
+    		}
     		// only continue if we have the feature turned on
     		if (doiEnabled) {
     			String identifier = sysMeta.getIdentifier().getValue();
     			// only continue if this DOI is in our configured shoulder
     			if (identifier.startsWith(shoulder)) {
     				// enter metadata about this identifier
     				HashMap<String, String> metadata = null;
     				// login to EZID service
     				String ezidServiceBaseUrl = null;
     				try {
     					ezidServiceBaseUrl = PropertyService.getProperty("guid.ezid.baseurl");
     				} catch (PropertyNotFoundException e) {
     					logMetacat.warn("Using default EZID baseUrl");
+    				}
     				EZIDService ezid = new EZIDService(ezidServiceBaseUrl);
     				ezid.login(ezidUsername, ezidPassword);
     				// check for existing metadata
     				boolean create = false;
     				metadata = ezid.getMetadata(identifier);
     				if (metadata == null) {
     					create = true;
     					metadata = new HashMap<String, String>();
+    				}
     				// TODO: set values in the metadata with better values
     				Node node = getCapabilities();
     				metadata.put(DataCiteProfile.TITLE.toString(), "TBD");
     				metadata.put(DataCiteProfile.CREATOR.toString(), sysMeta.getRightsHolder().getValue());
     				metadata.put(DataCiteProfile.PUBLISHER.toString(), node.getName());
     				metadata.put(DataCiteProfile.PUBLICATION_YEAR.toString(), DateTimeMarshaller.serializeDateToUTC(sysMeta.getDateUploaded()));
     				metadata.put(InternalProfile.TARGET.toString(), node.getBaseURL() + "/v1/object/" + identifier);
     				metadata.put(InternalProfile.PROFILE.toString(), "datacite");
     				// set using the API
     				if (create) {
     					ezid.createIdentifier(identifier, metadata);
     				} else {
     					ezid.setMetadata(identifier, metadata);
+    				}
     				ezid.logout();
+    			}
+    		}
     		return true;
+    	}
+    }

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Revision 7507

Added by ben leinfelder about 11 years ago