/**
* Returns true if and only if $value meets the validation requirements
*
* @param mixed $value
* @param array $context The rest of the form this validator is/may be associated with
* @return bool
* @throws Exception\RuntimeException If validation of $value is impossible
*/
public function isValid($value, $context = null)
{
$value = strtolower($value);
// Set the value lowercase to avoid any issues with weird casing
if ($context !== NULL) {
$this->setCountryCode($context['country']);
}
$this->setValue($value);
$countryCode = $this->getCountryCode();
$countryCodeValidator = new CountryCode();
if (!$countryCodeValidator->isValid($countryCode)) {
$this->error(self::MSG_INVALID_COUNTRY_CODE, $countryCode);
return false;
}
$regions = $this->getRegions();
if (empty($regions) || !is_array($regions)) {
throw new Exception\RuntimeException('Regions Array is not valid');
}
$allRegions = array();
if ($this->getIncludeSubRegions()) {
foreach ($regions as $region) {
$allRegions[] = strtolower($region['name']);
if (array_key_exists('subregions', $region) && is_array($region['subregions'])) {
foreach ($region['subregions'] as $subregion) {
$allRegions[] = strtolower($subregion['name']);
}
}
}
} else {
foreach ($regions as $region) {
$allRegions[] = strtolower($region['name']);
}
}
if (!in_array($value, $allRegions)) {
if ($this->getIncludeSubRegions()) {
$this->error(self::MSG_INVALID_REGION_SUBREGION_NAME);
} else {
$this->error(self::MSG_INVALID_REGION_NAME);
}
return false;
}
return true;
}
public function getRegionNameByAbbreviation($abbreviation)
{
$value = strtoupper($abbreviation);
// Set the value lowercase to avoid any issues with weird casing
$countryCode = $this->getCountryCode();
$countryCodeValidator = new CountryCode();
if (!$countryCodeValidator->isValid($countryCode)) {
return false;
}
$regions = $this->getRegions();
if (empty($regions) || !is_array($regions)) {
throw new RuntimeException('Regions Array is not valid');
}
$allRegions = array();
if ($this->getIncludeSubRegions()) {
foreach ($regions as $abbv => $region) {
$allRegions[$abbv] = ucwords($region['name']);
if (array_key_exists('subregions', $region) && is_array($region['subregions'])) {
foreach ($region['subregions'] as $abbv => $subregion) {
$allRegions[strtoupper($abbv)] = ucwords($subregion['name']);
}
}
}
} else {
foreach ($regions as $abbv => $region) {
$allRegions[strtoupper($abbv)] = ucwords($region['name']);
}
}
if (!array_key_exists($value, $allRegions)) {
return false;
}
return $allRegions[$value];
}