function filter_filter_secure_image_alter in Zircon Profile 8
Same name and namespace in other branches
- 8.0 core/modules/filter/filter.module \filter_filter_secure_image_alter()
Implements hook_filter_secure_image_alter().
Formats an image DOM element that has an invalid source.
Parameters
DOMElement $image: An IMG node to format, parsed from the filtered text.
See also
_filter_html_image_secure_process()
Related topics
File
- core/
modules/ filter/ filter.module, line 814 - Framework for handling the filtering of content.
Code
function filter_filter_secure_image_alter(&$image) {
// Turn an invalid image into an error indicator.
$image
->setAttribute('src', base_path() . 'core/misc/icons/e32700/error.svg');
$image
->setAttribute('alt', t('Image removed.'));
$image
->setAttribute('title', t('This image has been removed. For security reasons, only images from the local domain are allowed.'));
$image
->setAttribute('height', '16');
$image
->setAttribute('width', '16');
// Add a CSS class to aid in styling.
$class = $image
->getAttribute('class') ? trim($image
->getAttribute('class')) . ' ' : '';
$class .= 'filter-image-invalid';
$image
->setAttribute('class', $class);
}