class-autoloader-handler.php
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class-autoloader-locator.php
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class-container.php
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class-manifest-reader.php
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class-path-processor.php
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class-version-loader.php
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class-version-selector.php
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class-version-loader.php
165 lines
| 1 | <?php |
| 2 | /** |
| 3 | * This file was automatically generated by automattic/jetpack-autoloader. |
| 4 | * |
| 5 | * @package automattic/jetpack-autoloader |
| 6 | */ |
| 7 | |
| 8 | namespace Automattic\Jetpack\Autoloader\jpe3d30f37b563167bd36911912171c378; |
| 9 | |
| 10 | // phpcs:ignore |
| 11 | |
| 12 | /** |
| 13 | * This class loads other classes based on given parameters. |
| 14 | */ |
| 15 | class Version_Loader { |
| 16 | |
| 17 | /** |
| 18 | * The Version_Selector object. |
| 19 | * |
| 20 | * @var Version_Selector |
| 21 | */ |
| 22 | private $version_selector; |
| 23 | |
| 24 | /** |
| 25 | * A map of available classes and their version and file path. |
| 26 | * |
| 27 | * @var array |
| 28 | */ |
| 29 | private $classmap; |
| 30 | |
| 31 | /** |
| 32 | * A map of PSR-4 namespaces and their version and directory path. |
| 33 | * |
| 34 | * @var array |
| 35 | */ |
| 36 | private $psr4_map; |
| 37 | |
| 38 | /** |
| 39 | * A map of all the files that we should load. |
| 40 | * |
| 41 | * @var array |
| 42 | */ |
| 43 | private $filemap; |
| 44 | |
| 45 | /** |
| 46 | * The constructor. |
| 47 | * |
| 48 | * @param Version_Selector $version_selector The Version_Selector object. |
| 49 | * @param array $classmap The verioned classmap to load using. |
| 50 | * @param array $psr4_map The versioned PSR-4 map to load using. |
| 51 | * @param array $filemap The versioned filemap to load. |
| 52 | */ |
| 53 | public function __construct( $version_selector, $classmap, $psr4_map, $filemap ) { |
| 54 | $this->version_selector = $version_selector; |
| 55 | $this->classmap = $classmap; |
| 56 | $this->psr4_map = $psr4_map; |
| 57 | $this->filemap = $filemap; |
| 58 | } |
| 59 | |
| 60 | /** |
| 61 | * Finds the file path for the given class. |
| 62 | * |
| 63 | * @param string $class_name The class to find. |
| 64 | * |
| 65 | * @return string|null $file_path The path to the file if found, null if no class was found. |
| 66 | */ |
| 67 | public function find_class_file( $class_name ) { |
| 68 | $data = $this->select_newest_file( |
| 69 | isset( $this->classmap[ $class_name ] ) ? $this->classmap[ $class_name ] : null, |
| 70 | $this->find_psr4_file( $class_name ) |
| 71 | ); |
| 72 | if ( ! isset( $data ) ) { |
| 73 | return null; |
| 74 | } |
| 75 | |
| 76 | return $data['path']; |
| 77 | } |
| 78 | |
| 79 | /** |
| 80 | * Load all of the files in the filemap. |
| 81 | */ |
| 82 | public function load_filemap() { |
| 83 | if ( empty( $this->filemap ) ) { |
| 84 | return; |
| 85 | } |
| 86 | |
| 87 | foreach ( $this->filemap as $file_identifier => $file_data ) { |
| 88 | if ( empty( $GLOBALS['__composer_autoload_files'][ $file_identifier ] ) ) { |
| 89 | require_once $file_data['path']; |
| 90 | |
| 91 | $GLOBALS['__composer_autoload_files'][ $file_identifier ] = true; |
| 92 | } |
| 93 | } |
| 94 | } |
| 95 | |
| 96 | /** |
| 97 | * Compares different class sources and returns the newest. |
| 98 | * |
| 99 | * @param array|null $classmap_data The classmap class data. |
| 100 | * @param array|null $psr4_data The PSR-4 class data. |
| 101 | * |
| 102 | * @return array|null $data |
| 103 | */ |
| 104 | private function select_newest_file( $classmap_data, $psr4_data ) { |
| 105 | if ( ! isset( $classmap_data ) ) { |
| 106 | return $psr4_data; |
| 107 | } elseif ( ! isset( $psr4_data ) ) { |
| 108 | return $classmap_data; |
| 109 | } |
| 110 | |
| 111 | if ( $this->version_selector->is_version_update_required( $classmap_data['version'], $psr4_data['version'] ) ) { |
| 112 | return $psr4_data; |
| 113 | } |
| 114 | |
| 115 | return $classmap_data; |
| 116 | } |
| 117 | |
| 118 | /** |
| 119 | * Finds the file for a given class in a PSR-4 namespace. |
| 120 | * |
| 121 | * @param string $class_name The class to find. |
| 122 | * |
| 123 | * @return array|null $data The version and path path to the file if found, null otherwise. |
| 124 | */ |
| 125 | private function find_psr4_file( $class_name ) { |
| 126 | if ( ! isset( $this->psr4_map ) ) { |
| 127 | return null; |
| 128 | } |
| 129 | |
| 130 | // Don't bother with classes that have no namespace. |
| 131 | $class_index = strrpos( $class_name, '\\' ); |
| 132 | if ( ! $class_index ) { |
| 133 | return null; |
| 134 | } |
| 135 | $class_for_path = str_replace( '\\', '/', $class_name ); |
| 136 | |
| 137 | // Search for the namespace by iteratively cutting off the last segment until |
| 138 | // we find a match. This allows us to check the most-specific namespaces |
| 139 | // first as well as minimize the amount of time spent looking. |
| 140 | for ( |
| 141 | $class_namespace = substr( $class_name, 0, $class_index ); |
| 142 | ! empty( $class_namespace ); |
| 143 | $class_namespace = substr( $class_namespace, 0, strrpos( $class_namespace, '\\' ) ) |
| 144 | ) { |
| 145 | $namespace = $class_namespace . '\\'; |
| 146 | if ( ! isset( $this->psr4_map[ $namespace ] ) ) { |
| 147 | continue; |
| 148 | } |
| 149 | $data = $this->psr4_map[ $namespace ]; |
| 150 | |
| 151 | foreach ( $data['path'] as $path ) { |
| 152 | $path .= '/' . substr( $class_for_path, strlen( $namespace ) ) . '.php'; |
| 153 | if ( file_exists( $path ) ) { |
| 154 | return array( |
| 155 | 'version' => $data['version'], |
| 156 | 'path' => $path, |
| 157 | ); |
| 158 | } |
| 159 | } |
| 160 | } |
| 161 | |
| 162 | return null; |
| 163 | } |
| 164 | } |
| 165 |