theme_test.module

<?php


/**
 * @file
 * Test module.
 */
declare (strict_types=1);

/**
 * Implements hook_preprocess_HOOK() for HTML document templates.
 */
function theme_test_preprocess_html(&$variables) : void {
    $variables['html_attributes']['theme_test_html_attribute'] = 'theme test html attribute value';
    $variables['attributes']['theme_test_body_attribute'] = 'theme test body attribute value';
    $variables['attributes']['theme_test_page_variable'] = 'Page variable is an array.';
}

/**
 * Implements hook_theme_suggestions_HOOK().
 */
function theme_test_theme_suggestions_theme_test_preprocess_suggestions($variables) {
    return [
        'theme_test_preprocess_suggestions__' . $variables['foo'],
    ];
}

/**
 * Implements hook_preprocess_HOOK().
 */
function theme_test_preprocess_theme_test_preprocess_suggestions(&$variables) : void {
    $variables['foo'] = 'Theme hook implementor=theme_theme_test_preprocess_suggestions().';
}

/**
 * Tests a module overriding a default hook with a suggestion.
 */
function theme_test_preprocess_theme_test_preprocess_suggestions__monkey(&$variables) : void {
    $variables['foo'] = 'Monkey';
}

/**
 * Prepares variables for test render element templates.
 *
 * Default template: theme-test-render-element.html.twig.
 *
 * @param array $variables
 *   An associative array containing:
 *   - elements: An associative array containing the properties of the element.
 */
function template_preprocess_theme_test_render_element(&$variables) : void {
    $variables['attributes']['data-variables-are-preprocessed'] = TRUE;
}

/**
 * Implements hook_theme_suggestions_HOOK().
 */
function theme_test_theme_suggestions_theme_test_suggestion_provided(array $variables) {
    return [
        'theme_test_suggestion_provided__foo',
    ];
}

/**
 * Implements hook_theme_suggestions_HOOK().
 */
function theme_test_theme_suggestions_node(array $variables) {
    $xss = '<script type="text/javascript">alert(\'yo\');</script>';
    $suggestions[] = 'node__' . $xss;
    return $suggestions;
}

/**
 * Implements template_preprocess_HOOK() for theme_test_registered_by_module.
 */
function template_preprocess_theme_test_registered_by_module() : void {
}

/**
 * Implements template_preprocess_HOOK() for theme_test_deprecations_preprocess.
 *
 * Default template: theme-test-deprecations-preprocess.html.twig.
 *
 * @param array $variables
 *   An associative array of variables.
 */
function template_preprocess_theme_test_deprecations_preprocess(array &$variables) : void {
    $variables = array_merge($variables, \Drupal::state()->get('theme_test.theme_test_deprecations_preprocess'));
}