function image_requirements

Implements hook_requirements() to check the PHP GD Library.

Parameters

$phase:

File

core/modules/image/image.install, line 40

Code

function image_requirements($phase) {
    if ($phase != 'runtime') {
        return [];
    }
    $toolkit = \Drupal::service('image.toolkit.manager')->getDefaultToolkit();
    if ($toolkit) {
        $plugin_definition = $toolkit->getPluginDefinition();
        $requirements = [
            'image.toolkit' => [
                'title' => t('Image toolkit'),
                'value' => $toolkit->getPluginId(),
                'description' => $plugin_definition['title'],
            ],
        ];
        foreach ($toolkit->getRequirements() as $key => $requirement) {
            $namespaced_key = 'image.toolkit.' . $toolkit->getPluginId() . '.' . $key;
            $requirements[$namespaced_key] = $requirement;
        }
    }
    else {
        $requirements = [
            'image.toolkit' => [
                'title' => t('Image toolkit'),
                'value' => t('None'),
                'description' => t("No image toolkit is configured on the site. Check PHP installed extensions or add a contributed toolkit that doesn't require a PHP extension. Make sure that at least one valid image toolkit is enabled."),
                'severity' => REQUIREMENT_ERROR,
            ],
        ];
    }
    return $requirements;
}