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| 1 | <?php |
| 2 | /** |
| 3 | * The Registry class is a singleton that stores references to all Data_Sync_Entry instances. |
| 4 | * It also stores references to all Endpoint instances. |
| 5 | * It is namespaced to allow for multiple registries. |
| 6 | * |
| 7 | * @package automattic/jetpack-wp-js-data-sync |
| 8 | */ |
| 9 | |
| 10 | namespace Automattic\Jetpack\WP_JS_Data_Sync; |
| 11 | |
| 12 | use Automattic\Jetpack\Schema\Schema_Parser; |
| 13 | use Automattic\Jetpack\WP_JS_Data_Sync\Contracts\Data_Sync_Entry; |
| 14 | use Automattic\Jetpack\WP_JS_Data_Sync\Endpoints\Action_Endpoint; |
| 15 | use Automattic\Jetpack\WP_JS_Data_Sync\Endpoints\Endpoint; |
| 16 | |
| 17 | class Registry { |
| 18 | |
| 19 | /** |
| 20 | * Registry instances are namespaced to allow for multiple registries. |
| 21 | * |
| 22 | * @var string |
| 23 | */ |
| 24 | private $namespace; |
| 25 | |
| 26 | /** |
| 27 | * Store a references for every Data_Sync_Entry instance. |
| 28 | * |
| 29 | * @var Data_Sync_Entry[] |
| 30 | */ |
| 31 | private $entries = array(); |
| 32 | |
| 33 | private $action_endpoints = array(); |
| 34 | |
| 35 | /** |
| 36 | * Store references for every Endpoint instance. |
| 37 | * |
| 38 | * @var Endpoint[] |
| 39 | */ |
| 40 | private $endpoints = array(); |
| 41 | |
| 42 | /** |
| 43 | * There can be multiple registries, reference them by namepsace. |
| 44 | * For example "jetpack_boost". |
| 45 | * |
| 46 | * @param string $namespace The namespace for this registry instance. |
| 47 | */ |
| 48 | public function __construct( $namespace ) { |
| 49 | $this->namespace = $namespace; |
| 50 | } |
| 51 | |
| 52 | /** |
| 53 | * Sanitize a key. |
| 54 | * |
| 55 | * @param string $key - Keys should only include alphanumeric characters and underscores. |
| 56 | * |
| 57 | * @return string |
| 58 | * @throws \Exception In debug mode, if the key is invalid. |
| 59 | */ |
| 60 | private function sanitize_key( $key ) { |
| 61 | $sanitized_key = sanitize_key( $key ); |
| 62 | $sanitized_key = str_replace( '-', '_', $sanitized_key ); |
| 63 | if ( DS_Utils::is_debug() && $sanitized_key !== $key ) { |
| 64 | // If the key is invalid, |
| 65 | // Log an error during development |
| 66 | // phpcs:ignore WordPress.PHP.DevelopmentFunctions.error_log_error_log |
| 67 | error_log( "Invalid key '$key'. Keys should only include alphanumeric characters and underscores." ); |
| 68 | } |
| 69 | return $sanitized_key; |
| 70 | } |
| 71 | |
| 72 | /** |
| 73 | * Sanitize a key for use in a URL. |
| 74 | * |
| 75 | * @param string $key - Keys should only include alphanumeric characters and underscores. |
| 76 | * |
| 77 | * @return string |
| 78 | */ |
| 79 | private function sanitize_url_key( $key ) { |
| 80 | return str_replace( '_', '-', sanitize_key( $key ) ); |
| 81 | } |
| 82 | |
| 83 | /** |
| 84 | * Register a new entry and add it to the registry. |
| 85 | * |
| 86 | * @param string $key - The name of the entry. For example `widget_status`. |
| 87 | * @param Data_Sync_Entry $entry |
| 88 | * |
| 89 | * @return Data_Sync_Entry |
| 90 | */ |
| 91 | public function register( $key, $entry ) { |
| 92 | |
| 93 | $key = $this->sanitize_key( $key ); |
| 94 | |
| 95 | $this->entries[ $key ] = $entry; |
| 96 | $endpoint = new Endpoint( $this->get_namespace_http(), $this->sanitize_url_key( $key ), $entry ); |
| 97 | $this->endpoints[ $key ] = $endpoint; |
| 98 | |
| 99 | add_action( 'rest_api_init', array( $endpoint, 'register_rest_routes' ) ); |
| 100 | |
| 101 | return $entry; |
| 102 | } |
| 103 | |
| 104 | /** |
| 105 | * Register an action endpoint. |
| 106 | * |
| 107 | * @param string $key The base key for the endpoint. |
| 108 | * @param string $action_name The name of the action. |
| 109 | * @param Schema_Parser $request_schema The schema for the action's request body. |
| 110 | * @param mixed $action_class The class handling the action logic. |
| 111 | */ |
| 112 | public function register_action( $key, $action_name, $request_schema, $action_class ) { |
| 113 | // Create and store the action endpoint instance |
| 114 | $action_endpoint = new Action_Endpoint( |
| 115 | $this->get_namespace_http(), |
| 116 | $this->sanitize_url_key( $key ), |
| 117 | $this->sanitize_url_key( $action_name ), |
| 118 | $request_schema, |
| 119 | $action_class |
| 120 | ); |
| 121 | |
| 122 | // Store the action endpoint instance for nonce retrieval |
| 123 | $this->action_endpoints[ $key ][ $action_name ] = $action_endpoint; |
| 124 | |
| 125 | // Register the REST route for the action endpoint |
| 126 | add_action( 'rest_api_init', array( $action_endpoint, 'register_rest_routes' ) ); |
| 127 | } |
| 128 | |
| 129 | /** |
| 130 | * Retrieve all action names for a given entry. |
| 131 | * |
| 132 | * @param string $entry_key The key for the entry. |
| 133 | * |
| 134 | * @return array An array of action names. |
| 135 | */ |
| 136 | public function get_action_names_for_entry( $entry_key ) { |
| 137 | if ( isset( $this->action_endpoints[ $entry_key ] ) ) { |
| 138 | return array_keys( $this->action_endpoints[ $entry_key ] ); |
| 139 | |
| 140 | } |
| 141 | return array(); |
| 142 | } |
| 143 | |
| 144 | /** |
| 145 | * Get the nonce for a specific action endpoint. |
| 146 | * |
| 147 | * @param string $key The base key for the endpoint. |
| 148 | * @param string $action_name The name of the action. |
| 149 | * |
| 150 | * @return false|string The nonce or false if not found. |
| 151 | */ |
| 152 | public function get_action_nonce( $key, $action_name ) { |
| 153 | if ( isset( $this->action_endpoints[ $key ][ $action_name ] ) ) { |
| 154 | return $this->action_endpoints[ $key ][ $action_name ]->create_nonce(); |
| 155 | } |
| 156 | return false; |
| 157 | } |
| 158 | |
| 159 | /** |
| 160 | * Get all registered entries. |
| 161 | * |
| 162 | * @return Data_Sync_Entry[] |
| 163 | */ |
| 164 | public function all() { |
| 165 | return $this->entries; |
| 166 | } |
| 167 | |
| 168 | /** |
| 169 | * Get the endpoint for a given key. |
| 170 | * |
| 171 | * @param string $key - The key for the endpoint. |
| 172 | * |
| 173 | * @return Endpoint|false |
| 174 | */ |
| 175 | public function get_endpoint( $key ) { |
| 176 | if ( ! isset( $this->endpoints[ $key ] ) ) { |
| 177 | return false; |
| 178 | } |
| 179 | return $this->endpoints[ $key ]; |
| 180 | } |
| 181 | |
| 182 | /** |
| 183 | * Get the entry for a given key. |
| 184 | * |
| 185 | * @param string $key - The key for the entry. |
| 186 | * |
| 187 | * @return Data_Sync_Entry|false |
| 188 | */ |
| 189 | public function get_entry( $key ) { |
| 190 | if ( ! isset( $this->entries[ $key ] ) ) { |
| 191 | return false; |
| 192 | } |
| 193 | return $this->entries[ $key ]; |
| 194 | } |
| 195 | |
| 196 | /** |
| 197 | * Get the namespace for use in a filter. |
| 198 | * |
| 199 | * @return string The namespace key of this registry instance. |
| 200 | */ |
| 201 | public function get_namespace() { |
| 202 | return $this->namespace; |
| 203 | } |
| 204 | |
| 205 | /** |
| 206 | * Get the namespace for use in a URL. |
| 207 | * |
| 208 | * @return string The namespace key of this registry instance. |
| 209 | */ |
| 210 | public function get_namespace_http() { |
| 211 | return $this->sanitize_url_key( $this->namespace ); |
| 212 | } |
| 213 | } |