protected function execute($value, EntityInterface $entity = null)
{
if (!is_scalar($value) || !is_string($value)) {
$this->throwError('invalid_type', [], IncidentInterface::CRITICAL);
return false;
}
$null_value = $this->getOption(AttributeInterface::OPTION_NULL_VALUE, '');
if ($value === $null_value) {
$this->setSanitizedValue($null_value);
return true;
}
$warnings = [];
$reason = null;
try {
$parser = new EmailParser(new EmailLexer());
$parser->parse($value);
$warnings = $parser->getWarnings();
} catch (InvalidArgumentException $parse_error) {
$error_const = $parse_error->getMessage();
$validator_reflection = new ReflectionClass(new EmailValidator());
if ($validator_reflection->hasConstant($error_const)) {
$reason = $error_const;
}
$this->throwError('invalid_format', ['reason' => $reason], IncidentInterface::ERROR);
return false;
}
if (count($warnings) > 0) {
// @todo map warnings to errors and raise critical
// @todo raise critical as soon as max number of warnings reached
// @todo non-mapped warnings are raised as notice
}
$this->setSanitizedValue($value);
return true;
}
protected function execute($values, EntityInterface $entity = null)
{
$cast_to_array = $this->getOption(self::OPTION_CAST_TO_ARRAY, true);
if (!$cast_to_array && !is_array($values)) {
$this->throwError('not_an_array');
return false;
}
$emails = [];
if (is_array($values)) {
$emails = $values;
} else {
$emails = [$values => ''];
}
if (!empty($emails) && !$this->isAssoc($emails)) {
$this->throwError('non_assoc_array', []);
return false;
}
$count = count($emails);
// minimum number of emails
if ($this->hasOption(self::OPTION_MIN_COUNT)) {
$min_count = $this->getOption(self::OPTION_MIN_COUNT, 0);
if ($count < (int) $min_count) {
$this->throwError('min_count', ['count' => $count, 'min_count' => $min_count]);
return false;
}
}
// maximum number of emails
if ($this->hasOption(self::OPTION_MAX_COUNT)) {
$max_count = $this->getOption(self::OPTION_MAX_COUNT, 0);
if ($count > (int) $max_count) {
$this->throwError('max_count', ['count' => $count, 'max_count' => $max_count]);
return false;
}
}
$allowed_labels = [];
if ($this->hasOption(self::OPTION_ALLOWED_EMAIL_LABELS)) {
$allowed_labels = $this->getAllowedLabels();
}
$allowed_emails = [];
if ($this->hasOption(self::OPTION_ALLOWED_EMAILS)) {
$allowed_emails = $this->getAllowedEmails();
}
$allowed_pairs = [];
if ($this->hasOption(self::OPTION_ALLOWED_EMAIL_PAIRS)) {
$allowed_pairs = $this->getAllowedPairs();
}
$sanitized = [];
$parser = new EmailParser(new EmailLexer());
foreach ($emails as $email => $label) {
$email = trim($email);
if (empty($email)) {
$this->throwError('empty_email', ['email' => $email, 'label' => $label]);
return false;
}
// check for valid email address
try {
$parser->parse($email);
$warnings = $parser->getWarnings();
} catch (InvalidArgumentException $parse_error) {
$error_const = $parse_error->getMessage();
$validator_reflection = new ReflectionClass(new EmailValidator());
if ($validator_reflection->hasConstant($error_const)) {
$reason = $error_const;
}
$this->throwError('invalid_email', ['reason' => $reason, 'email' => $email, 'label' => $label]);
return false;
}
// check for allowed email address formats
if ($this->hasOption(self::OPTION_ALLOWED_EMAILS)) {
if (!in_array($email, $allowed_emails, true)) {
$this->throwError(self::OPTION_ALLOWED_EMAILS, [self::OPTION_ALLOWED_EMAILS => $allowed_emails, 'email' => $email]);
return false;
}
}
if (!is_string($label)) {
$this->throwError('non_string_label', ['email' => $email]);
return false;
}
// check minimum label string length
if ($this->hasOption(self::OPTION_MIN_EMAIL_LABEL_LENGTH)) {
$min = filter_var($this->getOption(self::OPTION_MIN_EMAIL_LABEL_LENGTH), FILTER_VALIDATE_INT);
if ($min === false) {
throw new InvalidConfigException('Minimum label length is not interpretable as integer.');
}
if (mb_strlen($label) < $min) {
$this->throwError(self::OPTION_MIN_EMAIL_LABEL_LENGTH, [self::OPTION_MIN_EMAIL_LABEL_LENGTH => $min, 'email' => $email, 'label' => $label]);
return false;
}
}
// check maximum label string length
if ($this->hasOption(self::OPTION_MAX_EMAIL_LABEL_LENGTH)) {
$max = filter_var($this->getOption(self::OPTION_MAX_EMAIL_LABEL_LENGTH), FILTER_VALIDATE_INT);
if ($max === false) {
throw new InvalidConfigException('Maximum label length is not interpretable as integer.');
}
if (mb_strlen($label) > $max) {
$this->throwError(self::OPTION_MAX_EMAIL_LABEL_LENGTH, [self::OPTION_MAX_EMAIL_LABEL_LENGTH => $max, 'email' => $email, 'label' => $label]);
return false;
}
}
// check for allowed labels
if ($this->hasOption(self::OPTION_ALLOWED_EMAIL_LABELS)) {
if (!in_array($label, $allowed_labels, true)) {
$this->throwError(self::OPTION_ALLOWED_EMAIL_LABELS, [self::OPTION_ALLOWED_EMAIL_LABELS => $allowed_labels, 'email' => $email, 'label' => $label]);
return false;
}
}
// check for allowed email => label pairs
if ($this->hasOption(self::OPTION_ALLOWED_EMAIL_PAIRS)) {
if (!(array_key_exists($email, $allowed_pairs) && $allowed_pairs[$email] === $label)) {
$this->throwError(self::OPTION_ALLOWED_EMAIL_PAIRS, [self::OPTION_ALLOWED_EMAIL_PAIRS => $allowed_pairs, 'email' => $email, 'label' => $label]);
return false;
}
}
$sanitized[$email] = $label;
}
$this->setSanitizedValue($sanitized);
return true;
}