diff options
Diffstat (limited to 'plugins/jetpack/vendor/jetpack-autoloader/class-version-loader.php')
| -rw-r--r-- | plugins/jetpack/vendor/jetpack-autoloader/class-version-loader.php | 164 |
1 files changed, 164 insertions, 0 deletions
diff --git a/plugins/jetpack/vendor/jetpack-autoloader/class-version-loader.php b/plugins/jetpack/vendor/jetpack-autoloader/class-version-loader.php new file mode 100644 index 00000000..21c659ef --- /dev/null +++ b/plugins/jetpack/vendor/jetpack-autoloader/class-version-loader.php @@ -0,0 +1,164 @@ +<?php +/** + * This file was automatically generated by automattic/jetpack-autoloader. + * + * @package automattic/jetpack-autoloader + */ + +namespace Automattic\Jetpack\Autoloader\jpf11009ded9fc4592b6a05b61ce272b3c_jetpackⓥ10_5; + + // phpcs:ignore + +/** + * This class loads other classes based on given parameters. + */ +class Version_Loader { + + /** + * The Version_Selector object. + * + * @var Version_Selector + */ + private $version_selector; + + /** + * A map of available classes and their version and file path. + * + * @var array + */ + private $classmap; + + /** + * A map of PSR-4 namespaces and their version and directory path. + * + * @var array + */ + private $psr4_map; + + /** + * A map of all the files that we should load. + * + * @var array + */ + private $filemap; + + /** + * The constructor. + * + * @param Version_Selector $version_selector The Version_Selector object. + * @param array $classmap The verioned classmap to load using. + * @param array $psr4_map The versioned PSR-4 map to load using. + * @param array $filemap The versioned filemap to load. + */ + public function __construct( $version_selector, $classmap, $psr4_map, $filemap ) { + $this->version_selector = $version_selector; + $this->classmap = $classmap; + $this->psr4_map = $psr4_map; + $this->filemap = $filemap; + } + + /** + * Finds the file path for the given class. + * + * @param string $class_name The class to find. + * + * @return string|null $file_path The path to the file if found, null if no class was found. + */ + public function find_class_file( $class_name ) { + $data = $this->select_newest_file( + isset( $this->classmap[ $class_name ] ) ? $this->classmap[ $class_name ] : null, + $this->find_psr4_file( $class_name ) + ); + if ( ! isset( $data ) ) { + return null; + } + + return $data['path']; + } + + /** + * Load all of the files in the filemap. + */ + public function load_filemap() { + if ( empty( $this->filemap ) ) { + return; + } + + foreach ( $this->filemap as $file_identifier => $file_data ) { + if ( empty( $GLOBALS['__composer_autoload_files'][ $file_identifier ] ) ) { + require_once $file_data['path']; + + $GLOBALS['__composer_autoload_files'][ $file_identifier ] = true; + } + } + } + + /** + * Compares different class sources and returns the newest. + * + * @param array|null $classmap_data The classmap class data. + * @param array|null $psr4_data The PSR-4 class data. + * + * @return array|null $data + */ + private function select_newest_file( $classmap_data, $psr4_data ) { + if ( ! isset( $classmap_data ) ) { + return $psr4_data; + } elseif ( ! isset( $psr4_data ) ) { + return $classmap_data; + } + + if ( $this->version_selector->is_version_update_required( $classmap_data['version'], $psr4_data['version'] ) ) { + return $psr4_data; + } + + return $classmap_data; + } + + /** + * Finds the file for a given class in a PSR-4 namespace. + * + * @param string $class_name The class to find. + * + * @return array|null $data The version and path path to the file if found, null otherwise. + */ + private function find_psr4_file( $class_name ) { + if ( ! isset( $this->psr4_map ) ) { + return null; + } + + // Don't bother with classes that have no namespace. + $class_index = strrpos( $class_name, '\\' ); + if ( ! $class_index ) { + return null; + } + $class_for_path = str_replace( '\\', '/', $class_name ); + + // Search for the namespace by iteratively cutting off the last segment until + // we find a match. This allows us to check the most-specific namespaces + // first as well as minimize the amount of time spent looking. + for ( + $class_namespace = substr( $class_name, 0, $class_index ); + ! empty( $class_namespace ); + $class_namespace = substr( $class_namespace, 0, strrpos( $class_namespace, '\\' ) ) + ) { + $namespace = $class_namespace . '\\'; + if ( ! isset( $this->psr4_map[ $namespace ] ) ) { + continue; + } + $data = $this->psr4_map[ $namespace ]; + + foreach ( $data['path'] as $path ) { + $path .= '/' . substr( $class_for_path, strlen( $namespace ) ) . '.php'; + if ( file_exists( $path ) ) { + return array( + 'version' => $data['version'], + 'path' => $path, + ); + } + } + } + + return null; + } +} |