/**
* {@inheritdoc}
*/
public function massageFormValues(array $values, array $form, FormStateInterface $form_state)
{
// Don't do entity saving when we have validation erors.
if (count($form_state->getErrors()) || !$form_state->isValidationComplete()) {
return parent::massageFormValues($values, $form, $form_state);
}
foreach ($values as $value) {
if (isset($value['fids'][0]) && isset($value['cropinfo']) && $value['cropinfo']['changed']) {
$fid = $value['fids'][0];
$new_crop_info = array('fid' => $fid, 'x' => $value['cropinfo']['x'], 'y' => $value['cropinfo']['y'], 'width' => $value['cropinfo']['width'], 'height' => $value['cropinfo']['height']);
imagefield_crop_update_file_info($new_crop_info);
$source = File::load($fid);
if ($source) {
image_path_flush($source->getFileUri());
}
}
}
return parent::massageFormValues($values, $form, $form_state);
}
/**
* {@inheritdoc}
*
* @throws \Symfony\Component\Validator\Exception\InvalidArgumentException
*/
public function content($fid, $focal_point_value) {
$output = [];
$file = File::load($fid);
$image = \Drupal::service('image.factory')->get($file->getFileUri());
if (!$image->isValid()) {
throw new InvalidArgumentException('The file with id = $fid is not an image.');
}
$styles = $this->getFocalPointImageStyles();
// Since we are about to create a new preview of this image, we first must
// flush the old one. This should not be a performance hit since there is
// no good reason for anyone to preview an image unless they are changing
// the focal point value.
image_path_flush($image->getSource());
$derivative_images = [];
$derivative_image_note = '';
$original_image = [
'#theme' => 'image',
'#uri' => $image->getSource(),
'#alt' => t('Focal Point Preview Image'),
'#attributes' => [
'id' => 'focal-point-preview-image',
],
];
if (!empty($styles)) {
foreach ($styles as $style) {
$style_label = $style->get('label');
$url = $this->buildUrl($style, $file, $focal_point_value);
$derivative_images[$style->getName()] = [
'style' => $style_label,
'url' => $url,
'image' => [
'#theme' => 'image',
'#uri' => $url,
'#alt' => $this->t('Focal Point Preview: %label', array('%label' => $style_label)),
'#attributes' => [
'class' => ['focal-point-derivative-preview-image'],
],
],
];
}
$derivative_image_note = $this->t('Click an image to see a larger preview. You may need to scroll horizontally for more image styles.');
}
else {
// There are no styles that use a focal point effect to preview.
drupal_set_message($this->t('You must have at least one <a href=":url">image styles</a> defined that uses a focal point effect in order to preview.', array(':url' => '/admin/config/media/image-styles')), 'warning');
}
$output['focal_point_preview_page'] = array(
'#theme' => "focal_point_preview_page",
"#original_image" => $original_image,
'#derivative_images' => $derivative_images,
'#focal_point' => $focal_point_value,
'#preview_image_note' => $this->t('This preview image above may have been scaled to fit on the page.'),
'#derivative_image_note' => $derivative_image_note,
);
return $output;
}
/**
* {@inheritdoc}
*/
public function save() {
parent::save();
image_path_flush($this->uri->value);
}
/**
* Implements \Drupal\focal_point\FocalPoint::flush().
*
* Flush all image derivatives for the given file.
*
* @param int $fid
*/
public function flush($fid)
{
$file = File::load($fid);
image_path_flush($file->getFileUri());
}
