/**
* {@inheritdoc}
*/
protected function postProcessExtension(array &$cache, ActiveTheme $theme)
{
parent::postProcessExtension($cache, $theme);
foreach ($cache as $hook => $info) {
foreach (array('includes', 'preprocess functions') as $type) {
// Ensure properties exist (temporarily at least).
if (!isset($cache[$hook][$type])) {
$cache[$hook][$type] = array();
}
// Merge in base hook values.
if (!empty($info['base hook'])) {
if (isset($cache[$info['base hook']][$type])) {
$cache[$hook][$type] = array_merge($cache[$info['base hook']][$type], $cache[$hook][$type]);
}
}
// Ensure uniqueness.
if (!empty($info[$type])) {
$cache[$hook][$type] = array_unique($cache[$hook][$type]);
}
// Remove if empty.
if (empty($cache[$hook][$type])) {
unset($cache[$hook][$type]);
}
}
// Correct any unset theme path.
if (!isset($info['theme path'])) {
$cache[$hook]['theme path'] = $theme->getPath();
}
// Add extra variables to all theme hooks.
if (isset($info['variables'])) {
$variables = array('context' => array(), 'icon' => NULL, 'icon_position' => 'before');
foreach ($variables as $name => $value) {
if (!isset($info['variables'][$name])) {
$cache[$hook]['variables'][$name] = $value;
}
}
}
// Sort the preprocess functions.
// @see https://www.drupal.org/node/2098551
if (isset($info['preprocess functions'])) {
$this->sortFunctions($cache[$hook]['preprocess functions'], $hook, $theme);
}
}
}
