Improve OTP service

components/device-mgt/org.wso2.carbon.device.mgt.common/src/main/java/org/wso2/carbon/device/mgt/common/spi/OTPManagementService.java

@@ -41,4 +41,11 @@ public interface OTPManagementService {
      * @throws BadRequestException if found an null value for OTP
      */
     OneTimePinDTO isValidOTP(String oneTimeToken) throws OTPManagementException, BadRequestException;
+
+    /**
+     * Invalidate the OTP
+     * @param oneTimeToken OTP
+     * @throws OTPManagementException If error occurred while invalidating the OTP
+     */
+    void invalidateOTP(String oneTimeToken) throws OTPManagementException;
 }

components/device-mgt/org.wso2.carbon.device.mgt.core/src/main/java/org/wso2/carbon/device/mgt/core/otp/mgt/dao/OTPManagementDAO.java

@@ -43,7 +43,7 @@ public interface OTPManagementDAO {
      * @param oneTimeToken OTP
      * @throws OTPManagementDAOException if error occurred while updating the OTP validity.
      */
-    void expireOneTimeToken(String oneTimeToken) throws OTPManagementDAOException;
+    boolean expireOneTimeToken(String oneTimeToken) throws OTPManagementDAOException;
 
     /**
      * Update OTP with renewed OTP
@@ -53,4 +53,12 @@ public interface OTPManagementDAO {
      */
     void renewOneTimeToken(int id, String oneTimeToken) throws OTPManagementDAOException;
 
+    /**
+     * To veify whether email and email type exists or not
+     * @param email email
+     * @param emailType email type
+     * @return true if email and email type exists otherwise returns false
+     * @throws OTPManagementDAOException if error occurred while verify existance of the email and email type
+     */
+    boolean isEmailExist (String email, String emailType) throws OTPManagementDAOException;
 }

components/device-mgt/org.wso2.carbon.device.mgt.core/src/main/java/org/wso2/carbon/device/mgt/core/otp/mgt/dao/impl/GenericOTPManagementDAOImpl.java

@@ -142,7 +142,7 @@ public class GenericOTPManagementDAOImpl extends AbstractDAOImpl implements OTPM
     }
 
     @Override
-    public void expireOneTimeToken(String oneTimeToken) throws OTPManagementDAOException {
+    public boolean expireOneTimeToken(String oneTimeToken) throws OTPManagementDAOException {
         if (log.isDebugEnabled()) {
             log.debug("Request received in DAO Layer to update an OTP data entry for OTP");
             log.debug("OTP Details : OTP key : " + oneTimeToken );
@@ -158,7 +158,7 @@ public class GenericOTPManagementDAOImpl extends AbstractDAOImpl implements OTPM
             try (PreparedStatement stmt = conn.prepareStatement(sql)) {
                 stmt.setBoolean(1, true);
                 stmt.setString(2, oneTimeToken);
-                stmt.executeUpdate();
+                return stmt.executeUpdate() == 1;
             }
         } catch (DBConnectionException e) {
             String msg = "Error occurred while obtaining the DB connection to update the OTP token validity.";
@@ -180,7 +180,7 @@ public class GenericOTPManagementDAOImpl extends AbstractDAOImpl implements OTPM
 
         String sql = "UPDATE DM_OTP_DATA "
                 + "SET "
-                + "OTP_TOKEN = ? "
+                + "OTP_TOKEN = ?, "
                 + "CREATED_AT = ? "
                 + "WHERE ID = ?";
 
@@ -195,11 +195,47 @@ public class GenericOTPManagementDAOImpl extends AbstractDAOImpl implements OTPM
                 stmt.executeUpdate();
             }
         } catch (DBConnectionException e) {
-            String msg = "Error occurred while obtaining the DB connection to update the OTP token validity.";
+            String msg = "Error occurred while obtaining the DB connection to update the OTP token.";
             log.error(msg, e);
             throw new OTPManagementDAOException(msg, e);
         } catch (SQLException e) {
-            String msg = "Error occurred when obtaining database connection for updating the OTP token validity.";
+            String msg = "Error occurred when executing sql query to update the OTP token.";
+            log.error(msg, e);
+            throw new OTPManagementDAOException(msg, e);
+        }
+    }
+
+    @Override
+    public boolean isEmailExist (String email, String emailType) throws OTPManagementDAOException {
+
+        if (log.isDebugEnabled()) {
+            log.debug("Request received in DAO Layer to verify whether email was registed with emai type in OTP");
+            log.debug("OTP Details : email : " + email + " email type: " + emailType );
+        }
+
+        String sql = "SELECT "
+                + "ID "
+                + "FROM DM_OTP_DATA "
+                + "WHERE EMAIL = ? AND "
+                + "EMAIL_TYPE = ?";
+
+        try {
+            Connection conn = this.getDBConnection();
+            try (PreparedStatement stmt = conn.prepareStatement(sql)) {
+                stmt.setString(1, email);
+                stmt.setString(2, emailType);
+                try (ResultSet rs = stmt.executeQuery()) {
+                    return rs.next();
+                }
+            }
+        } catch (DBConnectionException e) {
+            String msg = "Error occurred while obtaining the DB connection to verify email and email type exist in OTP."
+                    + " Email: " + email + "Email Type: " + emailType;
+            log.error(msg, e);
+            throw new OTPManagementDAOException(msg, e);
+        } catch (SQLException e) {
+            String msg = "Error occurred while executing SQL to verify email and email type exist in OTP. Email: "
+                    + email + "Email Type: " + emailType;
             log.error(msg, e);
             throw new OTPManagementDAOException(msg, e);
         }

components/device-mgt/org.wso2.carbon.device.mgt.core/src/main/java/org/wso2/carbon/device/mgt/core/otp/mgt/service/OTPManagementServiceImpl.java

@@ -141,6 +141,35 @@ public class OTPManagementServiceImpl implements OTPManagementService {
         return oneTimePinDTO;
     }
 
+    @Override
+    public void invalidateOTP(String oneTimeToken) throws OTPManagementException {
+        try {
+            ConnectionManagerUtil.beginDBTransaction();
+            if (!otpManagementDAO.expireOneTimeToken(oneTimeToken)) {
+                ConnectionManagerUtil.rollbackDBTransaction();
+                String msg = "Couldn't find OTP entry for OTP: " + oneTimeToken;
+                log.error(msg);
+                throw new OTPManagementException(msg);
+            }
+            ConnectionManagerUtil.commitDBTransaction();
+        } catch (OTPManagementDAOException e) {
+            ConnectionManagerUtil.rollbackDBTransaction();
+            String msg = "Error occurred while invalidate the OTP: " + oneTimeToken;
+            log.error(msg);
+            throw new OTPManagementException(msg);
+        } catch (TransactionManagementException e) {
+            String msg = "Error occurred while disabling AutoCommit to invalidate OTP.";
+            log.error(msg, e);
+            throw new OTPManagementException(msg, e);
+        } catch (DBConnectionException e) {
+            String msg = "Error occurred while getting database connection to invalidate OPT.";
+            log.error(msg, e);
+            throw new OTPManagementException(msg, e);
+        } finally {
+            ConnectionManagerUtil.closeDBConnection();
+        }
+    }
+
 
     /**
      * Create One Time Token
@@ -212,7 +241,6 @@ public class OTPManagementServiceImpl implements OTPManagementService {
         }
 
         String[] superTenantDetails = otpWrapper.getUsername().split("@");
-
         if (!MultitenantConstants.SUPER_TENANT_DOMAIN_NAME.equals(superTenantDetails[superTenantDetails.length - 1])
                 || !superTenantDetails[0].equals(kmConfig.getAdminUsername())) {
             String msg = "You don't have required permission to create OTP";
@@ -247,15 +275,6 @@ public class OTPManagementServiceImpl implements OTPManagementService {
                     }
                     tenant.setAdminLastName(lastName);
                     break;
-                case OTPProperties.TENANT_ADMIN_USERNAME:
-                    String username = property.getMetaValue();
-                    if (StringUtils.isBlank(username)) {
-                        String msg = "Received empty or blank admin username field with OTP creating payload.";
-                        log.error(msg);
-                        throw new BadRequestException(msg);
-                    }
-                    tenant.setAdminName(username);
-                    break;
                 case OTPProperties.TENANT_ADMIN_PASSWORD:
                     String pwd = property.getMetaValue();
                     if (StringUtils.isBlank(pwd)) {
@@ -291,7 +310,29 @@ public class OTPManagementServiceImpl implements OTPManagementService {
             log.error(msg);
             throw new BadRequestException(msg);
         }
-        tenant.setDomain(otpWrapper.getEmail().split("@")[1]);
+
+        try {
+            ConnectionManagerUtil.openDBConnection();
+            if (otpManagementDAO.isEmailExist(otpWrapper.getEmail(), otpWrapper.getEmailType())) {
+                String msg = "Email is registered to execute the same action. Hence can't proceed.";
+                log.error(msg);
+                throw new BadRequestException(msg);
+            }
+        } catch (DBConnectionException e) {
+            String msg = "Error occurred while getting database connection to validate the given email and email type.";
+            log.error(msg);
+            throw new DeviceManagementException(msg);
+        } catch (OTPManagementDAOException e) {
+            String msg = "Error occurred while executing SQL query to validate the given email and email type.";
+            log.error(msg);
+            throw new DeviceManagementException(msg);
+        } finally {
+            ConnectionManagerUtil.closeDBConnection();
+        }
+
+        String[] tenantUsernameDetails = otpWrapper.getEmail().split("@");
+        tenant.setAdminName(tenantUsernameDetails[0]);
+        tenant.setDomain(tenantUsernameDetails[tenantUsernameDetails.length - 1]);
         tenant.setEmail(otpWrapper.getEmail());
         return tenant;
     }

features/email-sender/org.wso2.carbon.email.sender.feature/src/main/resources/email/templates/user-verify.vm

@@ -28,176 +28,7 @@
         <div style="width: 86%; max-width: 650px; padding: 2%; background-color: #ffffff; margin: auto; border-radius: 14px;">
             <div style="background-color: #ffebcc; line-height: 0px; border-top-left-radius: 10px; border-top-right-radius: 10px; padding: 10px;">
                 <div style="display: inline-block; line-height: 0px;">
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+                    <img alt="entgra" src="https://storage.googleapis.com/cdn-entgra/logo.png" height="50px" width="143px" />
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