Fix #41 - Created date should not get reset

AuditTrailGrailsPlugin.groovy

@@ -3,7 +3,7 @@ import grails.plugin.audittrail.AuditTrailHelper
 import grails.plugin.audittrail.AuditTrailInterceptor
 
 class AuditTrailGrailsPlugin {
-	def version = "2.1.2"
+	def version = "2.1.3"
 	def grailsVersion = "2.0.0 > *"
 
 	def author = "Joshua Burnett"

src/groovy/grails/plugin/audittrail/AuditTrailHelper.groovy

@@ -1,5 +1,6 @@
 package grails.plugin.audittrail
 
+import gorm.FieldProps
 import org.apache.log4j.Logger
 import org.codehaus.groovy.grails.commons.GrailsApplication
 import org.springframework.beans.factory.InitializingBean
@@ -33,12 +34,13 @@ class AuditTrailHelper implements ApplicationContextAware, InitializingBean {
     }
 
     void setFieldDefaults(Object entity) {
-        def time = System.currentTimeMillis()
+        Long time = System.currentTimeMillis()
         //assume its a new entity
-        ['createdDate', 'editedDate'].each { key ->
+        [FieldProps.CREATED_DATE_KEY, FieldProps.EDITED_DATE_KEY].each { key ->
             setDateField(entity, key, time)
         }
-        ['createdBy', 'editedBy'].each { key ->
+
+        [FieldProps.CREATED_BY_KEY, FieldProps.EDITED_BY_KEY].each { key ->
             setUserField(entity, key)
         }
     }
@@ -55,21 +57,40 @@ class AuditTrailHelper implements ApplicationContextAware, InitializingBean {
     }
 
     def setUserField(entity, String fieldName) {
-        def field = fieldPropsMap.get(fieldName).name
-        def property = entity.hasProperty(field)
+        String field = fieldPropsMap.get(fieldName).name
+        MetaProperty property = entity.hasProperty(field)
+
         def valToSet
         if (property) {
             valToSet = currentUserId()
             entity.setProperty(field, valToSet)
         }
+
         return valToSet
     }
 
-    boolean isNewEntity(entity) {
-
-        def session = applicationContext.sessionFactory.currentSession
-        def entry = session.persistenceContext.getEntry(entity)
-        return !entry
+    /**
+     * Checks if the given domain instance is new
+     *
+     * it first checks for the createdDate property, if property exists and is not null, returns false, true if null
+     * else If createdDate property is not defined, it checks if the domain is attached to session and exists in persistence context.
+     *
+     * @param entity
+     * @return boolean
+     */
+    boolean isNewEntity(def entity) {
+        String createdDateFieldName = fieldPropsMap.get(FieldProps.CREATED_DATE_KEY).name
+        MetaProperty createdDateProperty = entity.hasProperty(createdDateFieldName)
+
+        //see issue#41
+        if(createdDateProperty != null) {
+            def existingValue = createdDateProperty.getProperty(entity)
+            return (existingValue == null)
+        } else {
+            def session = applicationContext.sessionFactory.currentSession
+            def entry = session.persistenceContext.getEntry(entity)
+            return !entry
+        }
     }
 
     boolean isDisableAuditStamp(entity) {

src/groovy/grails/plugin/audittrail/AuditTrailInterceptor.groovy

@@ -1,12 +1,10 @@
 package grails.plugin.audittrail
 
+import gorm.FieldProps
+import org.apache.commons.lang.ArrayUtils
+import org.apache.log4j.Logger
 import org.hibernate.EmptyInterceptor
 import org.hibernate.type.Type
-import org.apache.log4j.Logger
-import org.springframework.context.ApplicationContextAware
-import org.springframework.context.ApplicationContext
-import org.springframework.beans.factory.InitializingBean
-import org.apache.commons.lang.ArrayUtils
 
 class AuditTrailInterceptor extends EmptyInterceptor {
 	private static final Logger log = Logger.getLogger(AuditTrailInterceptor)
@@ -35,12 +33,12 @@ class AuditTrailInterceptor extends EmptyInterceptor {
         if(disableAuditTrailStamp(entity)) return true
 
 	    def time = System.currentTimeMillis()
-	    ['createdDate','editedDate'].each{ key->
+	    [FieldProps.CREATED_DATE_KEY, FieldProps.EDITED_DATE_KEY].each{ key->
 			def valToSet = auditTrailHelper.setDateField(entity,key, time)
 			if(valToSet)
 			    setValue(currentState, propertyNames, fieldPropsMap.get(key).name, valToSet)
 		}
-		['createdBy','editedBy'].each{ key->
+		[FieldProps.CREATED_BY_KEY, FieldProps.EDITED_BY_KEY].each{ key->
 			def valToSet = auditTrailHelper.setUserField(entity,key)
 			if(valToSet)
 			    setValue(currentState, propertyNames, fieldPropsMap.get(key).name, valToSet)

src/java/gorm/AuditStampASTTransformation.java

@@ -48,11 +48,11 @@ public void visit(ASTNode[] astNodes, SourceUnit sourceUnit) {
 				doBeforeValidate(classNode);
 				//debugFieldNodes(classNode);
 
-				createUserField( classNode, fprops.get("editedBy"));
-				createUserField( classNode, fprops.get("createdBy"));
+				createUserField( classNode, fprops.get(FieldProps.EDITED_BY_KEY));
+				createUserField( classNode, fprops.get(FieldProps.CREATED_BY_KEY));
 
-				createDateField( classNode, fprops.get("editedDate"));
-				createDateField( classNode, fprops.get("createdDate"));
+				createDateField( classNode, fprops.get(FieldProps.EDITED_DATE_KEY));
+				createDateField( classNode, fprops.get(FieldProps.CREATED_DATE_KEY));
 
 			}
 		}

src/java/gorm/FieldProps.java

@@ -6,7 +6,13 @@
 class FieldProps {
 	private static final String DATE_CONS = "nullable:false, display:false, editable:false, bindable:false";
 	private static final String USER_CONS = "nullable:false, display:false, editable:false, bindable:false";
-
+
+	public static final String CREATED_DATE_KEY = "createdDate";
+	public static final String EDITED_DATE_KEY = "editedDate";
+	public static final String CREATED_BY_KEY = "createdBy";
+	public static final String EDITED_BY_KEY = "editedBy";
+
+
 	String name;
 	Class  type;
 	//Object initValue;
@@ -51,11 +57,11 @@ public static FieldProps init(String defaultName,String defaultType, String defa
 
 	public static Map<String, FieldProps> buildFieldMap(ConfigObject config){
 		Map<String, FieldProps> map = new HashMap<String, FieldProps>();
-		map.put("createdBy",FieldProps.init("createdBy","java.lang.Long",USER_CONS,null,config));
-		map.put("editedBy",FieldProps.init("editedBy","java.lang.Long",USER_CONS,null,config));
+		map.put(CREATED_BY_KEY,FieldProps.init(CREATED_BY_KEY,"java.lang.Long",USER_CONS,null,config));
+		map.put(EDITED_BY_KEY,FieldProps.init(EDITED_BY_KEY,"java.lang.Long",USER_CONS,null,config));
 
-		map.put("editedDate",FieldProps.init("editedDate","java.util.Date",DATE_CONS,null,config));
-		map.put("createdDate",FieldProps.init("createdDate","java.util.Date",DATE_CONS,null,config));
+		map.put(EDITED_DATE_KEY,FieldProps.init(EDITED_DATE_KEY,"java.util.Date",DATE_CONS,null,config));
+		map.put(CREATED_DATE_KEY,FieldProps.init(CREATED_DATE_KEY,"java.util.Date",DATE_CONS,null,config));
 		return map;
 	}
 

test/integration/nine/tests/AuditStampTests.groovy

@@ -6,11 +6,13 @@ import grails.test.mixin.integration.IntegrationTestMixin
 import groovy.sql.Sql
 import org.apache.commons.lang.time.DateUtils
 import org.codehaus.groovy.grails.commons.GrailsApplication
+import org.codehaus.groovy.grails.plugins.DomainClassGrailsPlugin
 import org.codehaus.groovy.grails.web.binding.DefaultASTDatabindingHelper
 import org.springframework.security.authentication.UsernamePasswordAuthenticationToken
 import org.springframework.security.core.authority.AuthorityUtils
 import org.springframework.security.core.context.SecurityContextHolder
 import org.springframework.security.core.context.SecurityContextHolder as SCH
+import spock.lang.Issue
 
 /**
  * Uses the doms domain to test the created by and edited by fields and CreateEditeStamp ASTrandformer
@@ -53,8 +55,11 @@ class AuditStampTests {
 		assert art.constraints.updatedBy.getAppliedConstraint('max').maxValue  == 90000l
 
 		def l = TestDomain."${DefaultASTDatabindingHelper.DEFAULT_DATABINDING_WHITELIST}"
-		assert l == ['name']
-		assert l.size() == 1
+		assert l.contains("name")
+		assert !l.contains("createdDate")
+		assert !l.contains("createdBy")
+		assert !l.contains("editedDate")
+		assert !l.contains("updatedBy")
 
 		//def prop= art.getPropertyByName("updatedBy") 
 	}
@@ -144,6 +149,42 @@ class AuditStampTests {
 		assert authUser.id == data.whoUpdated
 	}
 
+	@Issue("https://github.com/9ci/grails-audit-trail/issues/41")
+	void test_update_doesnot_change_createdDate_when_session_is_cleared() {
+		Date today = new Date()
+		Date yesterday = today - 1
+		java.sql.Date yesterdaySQL = new java.sql.Date(yesterday.getTime())
+		Sql sql = new Sql(sessionFactory.getCurrentSession().connection())
+
+		sql.execute("insert into TestDomains (oid,version,name, createdBy, createdDate, whoUpdated, editedDate) "+
+				" values (?,?,?,?,?,?,?)", [2,0,"xxx", 0, yesterdaySQL,0, yesterdaySQL])
+
+
+		TestDomain dom = TestDomain.get(2)
+		assert dom != null
+		dom.name="new name"
+
+		//clear session to test that createdDate does not get reset for detached objects.
+		sessionFactory.currentSession.clear()
+		DomainClassGrailsPlugin.PROPERTY_INSTANCE_MAP.get().clear()
+
+		dom.save(flush:true,failOnError:true)
+
+		String sqlCall = 'select oid, createdBy, createdDate, whoUpdated, editedDate from TestDomains where oid = ' + dom.id
+
+		Map data = sql.firstRow(sqlCall)
+		assert data != null
+		assert dom.id == data.oid
+		assert data.editedDate != null
+		assert data.createdDate != null
+
+		assert DateUtils.isSameDay(data.editedDate, new Date()), "edited Date should have been set to today"
+		assert DateUtils.isSameDay(data.createdDate, yesterday), "Created date should have been changed"
+
+		def authUser = login()
+		assert authUser.id == data.whoUpdated
+	}
+
 	void test_disableAuditTrailStamp_fail(){
 		def d = new TestDomain()
 		d.properties = [name:'test']

test/integration/nine/tests/ChildDomTests.groovy

@@ -1,11 +1,14 @@
 package nine.tests
 
+import org.codehaus.groovy.grails.commons.DefaultGrailsDomainClass
+import org.codehaus.groovy.grails.commons.GrailsDomainClass
+
 class ChildDomTests extends BaseInt {
 
 	def grailsApplication
 
 	void testConstaints() {
-		def art = grailsApplication.getDomainClass("nine.tests.ChildDom")
+		DefaultGrailsDomainClass art = grailsApplication.getDomainClass("nine.tests.ChildDom")
 		assert art
 		assert art.constraints.childProp.getAppliedConstraint('nullable').isNullable() == false
 		assert art.constraints.childProp.getAppliedConstraint('blank').isBlank() == false