/**
* This Source Code Form is subject to the terms of the Mozilla Public License,
* v. 2.0. If a copy of the MPL was not distributed with this file, You can
* obtain one at http://mozilla.org/MPL/2.0/. OpenMRS is also distributed under
* the terms of the Healthcare Disclaimer located at http://openmrs.org/license.
*
* Copyright (C) OpenMRS Inc. OpenMRS is a registered trademark and the OpenMRS
* graphic logo is a trademark of OpenMRS Inc.
*/
package org.openmrs.validator;
import org.openmrs.Location;
import org.openmrs.annotation.Handler;
import org.openmrs.api.context.Context;
import org.openmrs.util.OpenmrsUtil;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.util.StringUtils;
import org.springframework.validation.Errors;
import org.springframework.validation.ValidationUtils;
import org.springframework.validation.Validator;
/**
* Validates the Location object.
*
* @since 1.5
**/
@Handler(supports = { Location.class }, order = 50)
public class LocationValidator extends BaseCustomizableValidator implements Validator {
/** Logger for this class and subclasses */
protected final Logger log = LoggerFactory.getLogger(getClass());
/**
* Determines if the command object being submitted is a valid type
*
* @see org.springframework.validation.Validator#supports(java.lang.Class)
*/
@Override
public boolean supports(Class<?> c) {
return c.equals(Location.class);
}
/**
* Checks the form object for any inconsistencies/errors
*
* @see org.springframework.validation.Validator#validate(java.lang.Object,
* org.springframework.validation.Errors)
* @should fail validation if name is null or empty
* @should fail validation if retired and retireReason is null or empty
* @should set retired to false if retireReason is null or empty
* @should pass validation if all fields are correct
* @should pass validation if retired location is given retired reason
* @should fail validation if parent location creates a loop
* @should fail validation if name is exist in non retired locations
* @should pass validation if field lengths are correct
* @should fail validation if field lengths are not correct
*/
@Override
public void validate(Object obj, Errors errors) {
Location location = (Location) obj;
if (location == null) {
errors.rejectValue("location", "error.general");
} else {
ValidationUtils.rejectIfEmptyOrWhitespace(errors, "name", "error.name");
if (location.getRetired() && !StringUtils.hasLength(location.getRetireReason())) {
location.setRetired(false); // so that the jsp page displays
// properly again
errors.rejectValue("retireReason", "error.null");
}
Location exist = Context.getLocationService().getLocation(location.getName());
if (exist != null && !exist.getRetired() && !OpenmrsUtil.nullSafeEquals(location.getUuid(), exist.getUuid())) {
errors.rejectValue("name", "location.duplicate.name");
}
// Traverse all the way up (down?) to the root and check if it
// equals the root.
Location root = location;
while (root.getParentLocation() != null) {
root = root.getParentLocation();
if (root.equals(location)) { // Have gone in a circle
errors.rejectValue("parentLocation", "Location.parentLocation.error");
break;
}
}
ValidateUtil.validateFieldLengths(errors, obj.getClass(), "name", "description", "address1", "address2",
"cityVillage", "stateProvince", "country", "postalCode", "latitude", "longitude", "countyDistrict",
"address3", "address4", "address5", "address6", "address7", "address8", "address9", "address10",
"address11", "address12", "address13", "address14", "address15", "retireReason");
super.validateAttributes(location, errors, Context.getLocationService().getAllLocationAttributeTypes());
}
}
}