6219: TskCoreException thrown from normalizePhoneNum.

 Do not attempt to create an account when we do not have a valid phone number or email address.

bindings/java/src/org/sleuthkit/datamodel/CommunicationsUtils.java

@@ -18,6 +18,7 @@
  */
 package org.sleuthkit.datamodel;
 
+import org.apache.commons.lang3.StringUtils;
 import org.apache.commons.validator.routines.EmailValidator;
 
 /**
@@ -33,11 +34,10 @@ private CommunicationsUtils() {
     }
 	
 	/**
-	 * Checks if the given string may be a phone number.
-	 * Normalize the phone number by removing all non numeric characters, except
-	 * for leading +.
+	 * Normalize the given phone number by removing all non numeric characters, 
+	 * except for a leading +.
 	 *
-	 * @param phoneNum The string to check and normalize.
+	 * @param phoneNum The string to normalize.
 	 *
 	 * @return The normalized phone number.
 	 * 
@@ -53,22 +53,69 @@ public static String normalizePhoneNum(String phoneNum) throws TskCoreException
 	}
 
 	/**
-	 * Checks if the given string is a valid email address.
 	 * Normalizes the given email address by converting it to lowercase.
 	 *
-	 * @param emailAddress The string to be checked and normalized.
+	 * @param emailAddress The email address string to be normalized.
 	 *
 	 * @return The normalized email address.
 	 * @throws TskCoreException If the given string is not a valid email address.
 	 */
 	public static String normalizeEmailAddress(String emailAddress) throws TskCoreException {
 		
-		EmailValidator validator = EmailValidator.getInstance(true, true);
-        if (validator.isValid(emailAddress)) {
+        if (isValidEmailAddress(emailAddress)) {
             return emailAddress.toLowerCase();
         } else {
             throw new TskCoreException(String.format("Input string is not a valid email address: %s", emailAddress));
         }
 	}
 	
+	/**
+	 * Checks if the given accountId is a valid id for 
+	 * the specified account type.
+	 * 
+	 * @param accountType Account type.
+	 * @param accountUniqueID Id to check.
+	 * 
+	 * @return True, if the id is a valid id for the given account type, False otherwise.
+	 */
+	public static boolean isValidAccountId(Account.Type accountType, String accountUniqueID) {
+		if (accountType == Account.Type.PHONE) {
+			return isValidPhoneNumber(accountUniqueID);
+		}
+		if (accountType == Account.Type.EMAIL) {
+			return isValidPhoneNumber(accountUniqueID);
+		}
+		
+		return !StringUtils.isEmpty(accountUniqueID);
+	}
+	
+	/**
+	 * Checks if the given string is a valid phone number.
+	 *
+	 * @param phoneNum Phone number string to check.
+	 *
+	 * @return True if the given string is a valid phone number, false otherwise.
+	 */
+	public static boolean isValidPhoneNumber(String phoneNum) {
+		if (!StringUtils.isEmpty(phoneNum)) {
+			return phoneNum.matches("\\+?[0-9()\\-\\s]+");
+		}
+		return false;
+	}
+	
+	/**
+	 * Checks if the given string is a valid email address.
+	 *
+	 * @param emailAddress String to check.
+	 *
+	 * @return True if the given string is a valid email address, false otherwise.
+	 */
+	public static boolean isValidEmailAddress(String emailAddress) {
+		if (!StringUtils.isEmpty(emailAddress)) {
+			EmailValidator validator = EmailValidator.getInstance(true, true);
+			return validator.isValid(emailAddress);
+		}
+
+		return false;
+	}
 }

bindings/java/src/org/sleuthkit/datamodel/blackboardutils/CommunicationArtifactsHelper.java

@@ -33,6 +33,7 @@
 import org.sleuthkit.datamodel.Blackboard.BlackboardException;
 import org.sleuthkit.datamodel.BlackboardArtifact;
 import org.sleuthkit.datamodel.BlackboardAttribute;
+import org.sleuthkit.datamodel.CommunicationsUtils;
 import org.sleuthkit.datamodel.Content;
 import org.sleuthkit.datamodel.DataSource;
 import org.sleuthkit.datamodel.Relationship;
@@ -311,7 +312,7 @@ public BlackboardArtifact addContact(String contactName,
 
 	/**
 	 * Creates a contact's account instance of specified account type, if the
-	 * account id is not null/empty.
+	 * account id is not null/empty and is a valid account id for the account type.
 	 *
 	 * Also creates a CONTACT relationship between the self account and the new
 	 * contact account.
@@ -322,7 +323,7 @@ private void createContactMethodAccountAndRelationship(Account.Type accountType,
 
 		// Find/Create an account instance for each of the contact method
 		// Create a relationship between selfAccount and contactAccount
-		if (!StringUtils.isEmpty(accountUniqueID)) {
+		if (CommunicationsUtils.isValidAccountId(accountType, accountUniqueID)) {
 			AccountFileInstance contactAccountInstance = createAccountInstance(accountType, accountUniqueID);
 
 			// Create a relationship between self account and the contact account
@@ -506,7 +507,7 @@ public BlackboardArtifact addMessage(String messageType,
 
 		// set sender attribute and create sender account
 		AccountFileInstance senderAccountInstance = null;
-		if (!StringUtils.isEmpty(senderId)) {
+		if (CommunicationsUtils.isValidAccountId(moduleAccountsType, senderId)) {
 			senderAccountInstance = createAccountInstance(moduleAccountsType, senderId);
 		} 
 
@@ -515,7 +516,7 @@ public BlackboardArtifact addMessage(String messageType,
 		String recipientsStr = "";
 		if (!isEffectivelyEmpty(recipientIdsList)) {
 			for (String recipient : recipientIdsList) {
-				if (!StringUtils.isEmpty(recipient)) {
+				if (CommunicationsUtils.isValidAccountId(moduleAccountsType, recipient)) {
 					recipientAccountsList.add(createAccountInstance(moduleAccountsType, recipient));
 				}
 			}
@@ -741,7 +742,7 @@ public BlackboardArtifact addCalllog(CommunicationDirection direction,
 		addCommDirectionIfKnown(direction, attributes);
 
 		AccountFileInstance callerAccountInstance = null;
-		if (!StringUtils.isEmpty(callerId)) {
+		if (CommunicationsUtils.isValidAccountId(moduleAccountsType, callerId)) {
 			callerAccountInstance = createAccountInstance(moduleAccountsType, callerId);
 		}
 		
@@ -751,7 +752,7 @@ public BlackboardArtifact addCalllog(CommunicationDirection direction,
 		if (!isEffectivelyEmpty(calleeIdsList)) {
 			calleesStr = addressListToString(calleeIdsList);
 			for (String callee : calleeIdsList) {
-				if (!StringUtils.isEmpty(callee)) {
+				if (CommunicationsUtils.isValidAccountId(moduleAccountsType, callee)) {
 					recipientAccountsList.add(createAccountInstance(moduleAccountsType, callee));
 				}
 			}