Same name in other branches

1. 8.9.x core/lib/Drupal/Core/Asset/LibraryDiscoveryCollector.php \Drupal\Core\Asset\LibraryDiscoveryCollector::applyLibrariesExtend()
2. 10 core/lib/Drupal/Core/Asset/LibraryDiscoveryCollector.php \Drupal\Core\Asset\LibraryDiscoveryCollector::applyLibrariesExtend()
3. 11.x core/lib/Drupal/Core/Asset/LibraryDiscoveryCollector.php \Drupal\Core\Asset\LibraryDiscoveryCollector::applyLibrariesExtend()

Applies the libraries-extend specified by the active theme.

This extends the library definitions with the those specified by the libraries-extend specifications for the active theme.

Parameters

string $extension: The name of the extension for which library definitions will be extended.

string $library_name: The name of the library whose definitions is to be extended.

$library_definition: The library definition to be extended.

Return value

array The library definition extended as specified by libraries-extend.

Throws

\Drupal\Core\Asset\Exception\InvalidLibrariesExtendSpecificationException

1 call to LibraryDiscoveryCollector::applyLibrariesExtend()

LibraryDiscoveryCollector::getLibraryDefinitions in core/lib/Drupal/Core/Asset/LibraryDiscoveryCollector.php

Returns the library definitions for a given extension.

File

core/lib/Drupal/Core/Asset/LibraryDiscoveryCollector.php, line 135

Class

LibraryDiscoveryCollector

A CacheCollector implementation for building library extension info.

Namespace

Drupal\Core\Asset

Code

protected function applyLibrariesExtend($extension, $library_name, $library_definition) {
    $libraries_extend = $this->themeManager
        ->getActiveTheme()
        ->getLibrariesExtend();
    if (!empty($libraries_extend["{$extension}/{$library_name}"])) {
        foreach ($libraries_extend["{$extension}/{$library_name}"] as $library_extend_name) {
            if (isset($library_definition['deprecated'])) {
                $extend_message = sprintf('Theme "%s" is extending a deprecated library.', $extension);
                $library_deprecation = str_replace('%library_id%', "{$extension}/{$library_name}", $library_definition['deprecated']);
                @trigger_error("{$extend_message} {$library_deprecation}", E_USER_DEPRECATED);
            }
            if (!is_string($library_extend_name)) {
                // Only string library names are allowed.
                throw new InvalidLibrariesExtendSpecificationException('The libraries-extend specification for each library must be a list of strings.');
            }
            [
                $new_extension,
                $new_library_name,
            ] = explode('/', $library_extend_name, 2);
            $new_libraries = $this->get($new_extension);
            if (isset($new_libraries[$new_library_name])) {
                $library_definition = NestedArray::mergeDeep($library_definition, $new_libraries[$new_library_name]);
            }
            else {
                throw new InvalidLibrariesExtendSpecificationException(sprintf('The specified library "%s" does not exist.', $library_extend_name));
            }
        }
    }
    return $library_definition;
}

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