/**
* {@inheritdoc}
*/
public function validate(array &$form, FormStateInterface $form_state)
{
$uploaded_files = $form_state->getValue(['upload'], []);
$trigger = $form_state->getTriggeringElement();
// Only validate if we are uploading a file.
if (empty($uploaded_files) && $trigger['#value'] == 'Upload') {
$form_state->setError($form['widget']['upload'], t('At least one file should be uploaded.'));
}
}
/**
* Validate the color text field.
*/
public function validate($element, FormStateInterface $form_state)
{
$value = $element['#value'];
if (strlen($value) == 0) {
$form_state->setValueForElement($element, '');
return;
}
if (!preg_match('/^#([a-f0-9]{6})$/iD', strtolower($value))) {
$form_state->setError($element, t("Color must be a 6-digit hexadecimal value, suitable for CSS."));
}
}
/**
* Form element validation handler for #type 'number'.
*
* Note that #required is validated by _form_validate() already.
*/
public static function validateNumber(&$element, FormStateInterface $form_state, &$complete_form)
{
$value = $element['#value'];
if ($value === '') {
return;
}
$name = empty($element['#title']) ? $element['#parents'][0] : $element['#title'];
// Ensure the input is numeric.
if (!is_numeric($value)) {
$form_state->setError($element, t('%name must be a number.', array('%name' => $name)));
return;
}
// Ensure that the input is greater than the #min property, if set.
if (isset($element['#min']) && $value < $element['#min']) {
$form_state->setError($element, t('%name must be higher than or equal to %min.', array('%name' => $name, '%min' => $element['#min'])));
}
// Ensure that the input is less than the #max property, if set.
if (isset($element['#max']) && $value > $element['#max']) {
$form_state->setError($element, t('%name must be lower than or equal to %max.', array('%name' => $name, '%max' => $element['#max'])));
}
if (isset($element['#step']) && strtolower($element['#step']) != 'any') {
// Check that the input is an allowed multiple of #step (offset by #min if
// #min is set).
$offset = isset($element['#min']) ? $element['#min'] : 0.0;
if (!NumberUtility::validStep($value, $element['#step'], $offset)) {
$form_state->setError($element, t('%name is not a valid number.', array('%name' => $name)));
}
}
}
/**
* Form element validation handler for matched_path elements.
*
* Note that #maxlength is validated by _form_validate() already.
*
* This checks that the submitted value matches an active route.
*/
public static function validateMatchedPath(&$element, FormStateInterface $form_state, &$complete_form)
{
if (!empty($element['#value']) && ($element['#validate_path'] || $element['#convert_path'] != self::CONVERT_NONE)) {
/** @var \Drupal\Core\Url $url */
if ($url = \Drupal::service('path.validator')->getUrlIfValid($element['#value'])) {
if ($url->isExternal()) {
$form_state->setError($element, t('You cannot use an external URL, please enter a relative path.'));
return;
}
if ($element['#convert_path'] == self::CONVERT_NONE) {
// Url is valid, no conversion required.
return;
}
// We do the value conversion here whilst the Url object is in scope
// after validation has occurred.
if ($element['#convert_path'] == self::CONVERT_ROUTE) {
$form_state->setValueForElement($element, array('route_name' => $url->getRouteName(), 'route_parameters' => $url->getRouteParameters()));
return;
} elseif ($element['#convert_path'] == self::CONVERT_URL) {
$form_state->setValueForElement($element, $url);
return;
}
}
$form_state->setError($element, t('This path does not exist or you do not have permission to link to %path.', array('%path' => $element['#value'])));
}
}
/**
* Validates a Geofield generic component based form element.
*
* @param array $element
* The element being processed.
* @param \Drupal\Core\Form\FormStateInterface $form_state
* The current state of the form.
* @param array $complete_form
* The complete form structure.
*/
function elementValidate(&$element, FormStateInterface $form_state, &$complete_form)
{
$allFilled = TRUE;
$anyFilled = FALSE;
$error_label = isset($element['#error_label']) ? $element['#error_label'] : $element['#title'];
foreach (static::$components as $key => $component) {
if (!empty($element[$key]['#value'])) {
if (!is_numeric($element[$key]['#value'])) {
$form_state->setError($element[$key], t('@title: @component_title is not numeric.', array('@title' => $error_label, '@component_title' => $component['title'])));
} elseif (abs($element[$key]['#value']) > $component['range']) {
$form_state->setError($element[$key], t('@title: @component_title is out of bounds.', array('@title' => $error_label, '@component_title' => $component['title'])));
}
}
if ($element[$key]['#value'] == '') {
$allFilled = FALSE;
} else {
$anyFilled = TRUE;
}
}
if ($anyFilled && !$allFilled) {
foreach (self::$components as $key => $component) {
if ($element[$key]['#value'] == '') {
$form_state->setError($element[$key], t('@title: @component_title must be filled too.', array('@title' => $error_label, '@component_title' => $component['title'])));
}
}
}
}
/**
* Form element validation handler for #type 'uc_quantity'.
*
* Note that #required is validated by _form_validate() already.
*/
public static function validateQuantity(&$element, FormStateInterface $form_state, &$complete_form)
{
if (!preg_match('/^\\d+$/', $element['#value'])) {
$form_state->setError($element, t('The quantity must be a number.'));
} elseif (empty($element['#allow_zero']) && !$element['#value']) {
$form_state->setError($element, t('The quantity cannot be zero.'));
}
}
/**
* {@inheritDoc}
*/
public function validateForm(array &$form, FormStateInterface $form_state)
{
if (!filter_var($form_state->getValue('email_address'), FILTER_VALIDATE_EMAIL)) {
$form_state->setError($form['email_address'], 'Email address is invalid.');
}
if (!$this->validEmailAddress($form_state->getValue('email_address'))) {
$form_state->setError($form['email_address'], 'Sorry, we only accept Gmail or Yahoo email addresses at this time.');
}
}
/**
* Validates the numeric code.
*/
public function validateNumericCode(array $element, FormStateInterface &$form_state, array $form)
{
$currency = $this->getEntity();
$numeric_code = $element['#value'];
if ($numeric_code && !preg_match('/^\\d{3}$/i', $numeric_code)) {
$form_state->setError($element, $this->t('The numeric code must consist of three digits.'));
} elseif ($currency->isNew()) {
$loaded_currencies = $this->storage->loadByProperties(['numericCode' => $numeric_code]);
if ($loaded_currencies) {
$form_state->setError($element, $this->t('The numeric code is already in use.'));
}
}
}
/**
* #element_validate handler for the "styles" element in settingsForm().
*/
public function validateStylesValue(array $element, FormStateInterface $form_state)
{
$styles_setting = $this->generateStylesSetSetting($element['#value']);
if ($styles_setting === FALSE) {
$form_state->setError($element, t('The provided list of styles is syntactically incorrect.'));
} else {
$style_names = array_map(function ($style) {
return $style['name'];
}, $styles_setting);
if (count($style_names) !== count(array_unique($style_names))) {
$form_state->setError($element, t('Each style must have a unique label.'));
}
}
}
/**
* Form element validation handler for URL alias form element.
*
* @param array $element
* The form element.
* @param \Drupal\Core\Form\FormStateInterface $form_state
* The form state.
*/
public static function validateFormElement(array &$element, FormStateInterface $form_state)
{
// Trim the submitted value of whitespace and slashes.
$alias = rtrim(trim($element['alias']['#value']), " \\/");
if (!empty($alias)) {
$form_state->setValueForElement($element['alias'], $alias);
// Validate that the submitted alias does not exist yet.
$is_exists = \Drupal::service('path.alias_storage')->aliasExists($alias, $element['langcode']['#value'], $element['source']['#value']);
if ($is_exists) {
$form_state->setError($element, t('The alias is already in use.'));
}
}
if ($alias && $alias[0] !== '/') {
$form_state->setError($element, t('The alias needs to start with a slash.'));
}
}
public function validateOptionsForm(&$form, FormStateInterface $form_state)
{
// Require a key if the format is key.
if ($form_state->getValue(array('options', 'format')) == 'key' && $form_state->getValue(array('options', 'key')) == '') {
$form_state->setError($form['key'], $this->t('You have to enter a key if you want to display a key of the data.'));
}
}
/**
* {@inheritdoc}
*/
protected function validateEntityStrings(array &$form, array $values, FormStateInterface $form_state) {
$uids = array();
$missing = array();
foreach ($values as $value) {
if (Unicode::strtolower($value) === Unicode::strtolower(\Drupal::config('user.settings')->get('anonymous'))) {
$uids[] = 0;
}
else {
$missing[strtolower($value)] = $value;
}
}
if (!$missing) {
return $uids;
}
$result = Database::getConnection()->query("SELECT * FROM {users} WHERE name IN (:names)", array(':names' => array_values($missing)));
foreach ($result as $account) {
unset($missing[strtolower($account->name)]);
$uids[] = $account->uid;
}
if ($missing) {
$form_state->setError($form, $this->formatPlural(count($missing), 'Unable to find user: @users', 'Unable to find users: @users', array('@users' => implode(', ', $missing))));
}
return $uids;
}
/**
* {@inheritdoc}
*/
public static function value(array &$element, &$input, FormStateInterface $form_state)
{
if (isset($input['filefield_imce']['file_path']) && $input['filefield_imce']['file_path'] != '') {
$instance = entity_load('field_config', $element['#entity_type'] . '.' . $element['#bundle'] . '.' . $element['#field_name']);
$field_settings = $instance->getSettings();
$scheme = $field_settings['uri_scheme'];
$wrapper = \Drupal::service('stream_wrapper_manager')->getViaScheme($scheme);
$file_directory_prefix = $scheme == 'private' ? 'system/files' : $wrapper->getDirectoryPath();
$uri = preg_replace('/^' . preg_quote(base_path() . $file_directory_prefix . '/', '/') . '/', $scheme . '://', $input['filefield_imce']['file_path']);
// Resolve the file path to an FID.
$fid = db_select('file_managed', 'f')->condition('uri', rawurldecode($uri))->fields('f', array('fid'))->execute()->fetchField();
if ($fid) {
$file = file_load($fid);
if (filefield_sources_element_validate($element, $file)) {
if (!in_array($file->id(), $input['fids'])) {
$input['fids'][] = $file->id();
}
}
} else {
$form_state->setError($element, t('The selected file could not be used because the file does not exist in the database.'));
}
// No matter what happens, clear the value from the file path field.
$input['filefield_imce']['file_path'] = '';
}
}
/**
* Form validation handler for widget elements.
*
* @param array $element
* The form element.
* @param \Drupal\Core\Form\FormStateInterface $form_state
* The form state.
*/
public static function validateElement(array $element, FormStateInterface $form_state)
{
if ($element['#required'] && $element['#value'] == '_none') {
$form_state->setError($element, t('@name field is required.', array('@name' => $element['#title'])));
}
// Massage submitted form values.
// Drupal\Core\Field\WidgetBase::submit() expects values as
// an array of values keyed by delta first, then by column, while our
// widgets return the opposite.
if (is_array($element['#value'])) {
$values = array_values($element['#value']);
} else {
$values = array($element['#value']);
}
// Filter out the 'none' option. Use a strict comparison, because
// 0 == 'any string'.
$index = array_search('_none', $values, TRUE);
if ($index !== FALSE) {
unset($values[$index]);
}
// Transpose selections from field => delta to delta => field.
$items = array();
foreach ($values as $value) {
$items[] = array($element['#key_column'] => $value);
}
$form_state->setValueForElement($element, $items);
}
/**
* {@inheritdoc}
*/
public function elementValidateRequired($element, FormStateInterface $form_state)
{
// Set a custom validation error on the #required element.
if (!empty($element['#required_but_empty']) && isset($element['#form_test_required_error'])) {
$form_state->setError($element, $element['#form_test_required_error']);
}
}
/**
* @covers ::setError
*/
public function testSetError()
{
$element = ['#foo' => 'bar'];
$message = 'bar';
$this->decoratedFormState->setError($element, $message)->shouldBeCalled();
$this->assertSame($this->formStateDecoratorBase, $this->formStateDecoratorBase->setError($element, $message));
}
/**
* {@inheritdoc}
*/
public static function value(array &$element, &$input, FormStateInterface $form_state)
{
if (isset($input['filefield_reference']['autocomplete']) && strlen($input['filefield_reference']['autocomplete']) > 0 && $input['filefield_reference']['autocomplete'] != FILEFIELD_SOURCE_REFERENCE_HINT_TEXT) {
$matches = array();
if (preg_match('/\\[fid:(\\d+)\\]/', $input['filefield_reference']['autocomplete'], $matches)) {
$fid = $matches[1];
if ($file = file_load($fid)) {
// Remove file size restrictions, since the file already exists on
// disk.
if (isset($element['#upload_validators']['file_validate_size'])) {
unset($element['#upload_validators']['file_validate_size']);
}
// Check that the user has access to this file through
// hook_download().
if (!$file->access('download')) {
$form_state->setError($element, t('You do not have permission to use the selected file.'));
} elseif (filefield_sources_element_validate($element, (object) $file, $form_state)) {
if (!in_array($file->id(), $input['fids'])) {
$input['fids'][] = $file->id();
}
}
} else {
$form_state->setError($element, t('The referenced file could not be used because the file does not exist in the database.'));
}
}
// No matter what happens, clear the value from the autocomplete.
$input['filefield_reference']['autocomplete'] = '';
}
}
/**
* Validates the tag field.
*/
public function validateTag(array $element, FormStateInterface $form_state, array $form)
{
$tag = $element['#value'];
if (!empty($tag) && !preg_match('/[a-zA-Z0-9]+/', $tag)) {
$form_state->setError($element, $this->t('The tag must be a single word.'));
}
}
/**
* Flags an element as having an error.
*
* @param string $message
* (optional) The error message to present to the user.
*
* @return $this
*
* @throws \BadMethodCallException
* When the element instance was not constructed with a valid form state
* object.
*/
public function setError($message = '')
{
if (!$this->formState) {
throw new \BadMethodCallException('The element instance must be constructed with a valid form state object to use this method.');
}
$this->formState->setError($this->array, $message);
return $this;
}
/**
* {@inheritdoc}
*/
public static function validateValue(array &$element, FormStateInterface $form_state, array $form)
{
if (!empty($element['#value'])) {
if (!UrlHelper::isValid($element['#value'], TRUE)) {
$form_state->setError($element, t('The entered Tumblr URI is not valid.'));
}
}
}
/**
* Form element validation handler for #type 'url'.
*
* Note that #maxlength and #required is validated by _form_validate() already.
*/
public static function validateUrl(&$element, FormStateInterface $form_state, &$complete_form)
{
$value = trim($element['#value']);
$form_state->setValueForElement($element, $value);
if ($value !== '' && !UrlHelper::isValid($value, TRUE)) {
$form_state->setError($element, t('The URL %url is not valid.', array('%url' => $value)));
}
}
/**
* Form element validation handler for #type 'email'.
*
* Note that #maxlength and #required is validated by _form_validate() already.
*/
public static function validateEmail(&$element, FormStateInterface $form_state, &$complete_form)
{
$value = trim($element['#value']);
$form_state->setValueForElement($element, $value);
if ($value !== '' && !valid_email_address($value)) {
$form_state->setError($element, t('The email address %mail is not valid.', array('%mail' => $value)));
}
}
/**
* Verify that element is a valid username.
*/
public static function validUser($element, FormStateInterface $form_state)
{
if ($element['#value'] !== '') {
$count = \Drupal::database()->select('users_field_data', 'u')->condition('name', $element['#value'])->countQuery()->execute()->fetchField();
if (intval($count) != 1) {
$form_state->setError($element, t('The @field field should be a valid username.', array('@field' => $element['#title'])));
}
}
}
public function validateOptionsForm(&$form, FormStateInterface $form_state)
{
$role = $form_state->getValue(array('access_options', 'role'));
$role = array_filter($role);
if (!$role) {
$form_state->setError($form['role'], $this->t('You must select at least one role if type is "by role"'));
}
$form_state->setValue(array('access_options', 'role'), $role);
}
/**
* {@inheritdoc}
*/
public static function validateValue(array &$element, FormStateInterface $form_state, array $form)
{
if (!empty($element['#value'])) {
$validator = new EmailValidator();
if (!$validator->isValid($element['#value'], TRUE)) {
$form_state->setError($element, t('The entered email address is not valid.'));
}
}
}
/**
* Validates a password_confirm element.
*/
public static function validatePasswordConfirm(&$element, FormStateInterface $form_state, &$complete_form)
{
$pass1 = trim($element['pass1']['#value']);
$pass2 = trim($element['pass2']['#value']);
if (strlen($pass1) > 0 || strlen($pass2) > 0) {
if (strcmp($pass1, $pass2)) {
$form_state->setError($element, t('The specified passwords do not match.'));
}
} elseif ($element['#required'] && $form_state->getUserInput()) {
$form_state->setError($element, t('Password field is required.'));
}
// Password field must be converted from a two-element array into a single
// string regardless of validation results.
$form_state->setValueForElement($element['pass1'], NULL);
$form_state->setValueForElement($element['pass2'], NULL);
$form_state->setValueForElement($element, $pass1);
return $element;
}
public function validateForm(array &$form, FormStateInterface $form_state)
{
$machine_name = $form_state->getValue('machine_name');
$cached_values = $this->tempstore->get($this->tempstore_id)->get($this->machine_name);
foreach ($this->getContexts($cached_values) as $id => $context) {
if ($context['machine_name'] == $machine_name) {
$form_state->setError($form['machine_name'], $this->t('That machine name is in use by another context definition.'));
}
}
}
public function validateOptionsForm(&$form, FormStateInterface $form_state)
{
$custom_fields = array('output_lifespan', 'results_lifespan');
foreach ($custom_fields as $field) {
$cache_options = $form_state->getValue('cache_options');
if ($cache_options[$field] == 'custom' && !is_numeric($cache_options[$field . '_custom'])) {
$form_state->setError($form[$field . '_custom'], $this->t('Custom time values must be numeric.'));
}
}
}
/**
* Validate that the time values convert to something usable.
*/
public function validateValidTime(&$form, FormStateInterface $form_state, $operator, $value)
{
$operators = $this->operators();
if ($operators[$operator]['values'] == 1) {
$convert = strtotime($value['value']);
if (!empty($form['value']) && ($convert == -1 || $convert === FALSE)) {
$form_state->setError($form['value'], $this->t('Invalid date format.'));
}
} elseif ($operators[$operator]['values'] == 2) {
$min = strtotime($value['min']);
if ($min == -1 || $min === FALSE) {
$form_state->setError($form['min'], $this->t('Invalid date format.'));
}
$max = strtotime($value['max']);
if ($max == -1 || $max === FALSE) {
$form_state->setError($form['max'], $this->t('Invalid date format.'));
}
}
}
/**
* Form element validation handler for URL alias form element.
*
* @param array $element
* The form element.
* @param \Drupal\Core\Form\FormStateInterface $form_state
* The form state.
*/
public static function validateFormElement(array &$element, FormStateInterface $form_state)
{
$value = $element['#value'];
if (empty($value)) {
return;
}
$provider_manager = \Drupal::service('video_embed_field.provider_manager');
$enabled_providers = $provider_manager->loadDefinitionsFromOptionList($element['#allowed_providers']);
if (!$provider_manager->filterApplicableDefinitions($enabled_providers, $value)) {
$form_state->setError($element, static::getProviderErrorMessage());
}
}