/**
* {@inheritdoc}
*/
protected function validateArguments(array $arguments)
{
// Assure color is a valid hex string.
if (!Color::validateHex($arguments['RGB'])) {
throw new \InvalidArgumentException("Invalid color ('{$arguments['RGB']}') specified for the image 'colorshift' operation");
}
return $arguments;
}
/**
* {@inheritdoc}
*/
protected function validateArguments(array $arguments)
{
// Assure extension is supported.
if (!in_array($arguments['extension'], $this->getToolkit()->getSupportedExtensions())) {
throw new \InvalidArgumentException("Invalid extension ('{$arguments['extension']}') specified for the image 'convert' operation");
}
// Assure integers for width and height.
$arguments['width'] = (int) round($arguments['width']);
$arguments['height'] = (int) round($arguments['height']);
// Fail when width or height are 0 or negative.
if ($arguments['width'] <= 0) {
throw new \InvalidArgumentException("Invalid width ('{$arguments['width']}') specified for the image 'create_new' operation");
}
if ($arguments['height'] <= 0) {
throw new \InvalidArgumentException("Invalid height ({$arguments['height']}) specified for the image 'create_new' operation");
}
// Assure transparent color is a valid hex string.
if ($arguments['transparent_color'] && !Color::validateHex($arguments['transparent_color'])) {
throw new \InvalidArgumentException("Invalid transparent color ({$arguments['transparent_color']}) specified for the image 'create_new' operation");
}
return $arguments;
}
/**
* {@inheritdoc}
*/
public function validateConfigurationForm(array &$form, FormStateInterface $form_state)
{
if (!$form_state->isValueEmpty('bgcolor') && !Color::validateHex($form_state->getValue('bgcolor'))) {
$form_state->setErrorByName('bgcolor', $this->t('Background color must be a hexadecimal color value.'));
}
}
