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| 1 | <?php // phpcs:ignore WordPress.Files.FileName.InvalidClassFileName |
| 2 | /** |
| 3 | * Extend the REST API functionality for VideoPress users. |
| 4 | * |
| 5 | * @package automattic/jetpack-videopress |
| 6 | * @since-jetpack 7.1.0 |
| 7 | * @since 0.3.0 |
| 8 | */ |
| 9 | |
| 10 | namespace Automattic\Jetpack\VideoPress; |
| 11 | |
| 12 | use Automattic\Jetpack\Connection\Manager as Jetpack_Connection; |
| 13 | use WP_Post; |
| 14 | use WP_REST_Request; |
| 15 | use WP_REST_Response; |
| 16 | |
| 17 | /** |
| 18 | * Add per-attachment VideoPress data. |
| 19 | * |
| 20 | * { # Attachment Object |
| 21 | * ... |
| 22 | * jetpack_videopress_guid: (string) VideoPress identifier |
| 23 | * ... |
| 24 | * } |
| 25 | * |
| 26 | * @phan-constructor-used-for-side-effects |
| 27 | */ |
| 28 | class WPCOM_REST_API_V2_Attachment_VideoPress_Field { |
| 29 | /** |
| 30 | * The REST Object Type to which the jetpack_videopress_guid field will be added. |
| 31 | * |
| 32 | * @var string |
| 33 | */ |
| 34 | protected $object_type = 'attachment'; |
| 35 | |
| 36 | /** |
| 37 | * The name of the REST API field to add. |
| 38 | * |
| 39 | * @var string $field_name |
| 40 | */ |
| 41 | protected $field_name = 'jetpack_videopress_guid'; |
| 42 | |
| 43 | /** |
| 44 | * Constructor. |
| 45 | */ |
| 46 | public function __construct() { |
| 47 | add_action( 'rest_api_init', array( $this, 'register_fields' ) ); |
| 48 | |
| 49 | // do this again later to collect any CPTs that get registered later. |
| 50 | add_action( 'restapi_theme_init', array( $this, 'register_fields' ), 20 ); |
| 51 | } |
| 52 | |
| 53 | /** |
| 54 | * Registers the jetpack_videopress field and adds a filter to remove it for attachments that are not videos. |
| 55 | */ |
| 56 | public function register_fields() { |
| 57 | global $wp_rest_additional_fields; |
| 58 | |
| 59 | if ( ! empty( $wp_rest_additional_fields[ $this->object_type ][ $this->field_name ] ) ) { |
| 60 | return; |
| 61 | } |
| 62 | |
| 63 | register_rest_field( |
| 64 | $this->object_type, |
| 65 | $this->field_name, |
| 66 | array( |
| 67 | 'get_callback' => array( $this, 'get' ), |
| 68 | 'update_callback' => null, |
| 69 | 'schema' => $this->get_schema(), |
| 70 | ) |
| 71 | ); |
| 72 | |
| 73 | add_filter( 'rest_prepare_attachment', array( $this, 'remove_field_for_non_videos' ), 10, 2 ); |
| 74 | } |
| 75 | |
| 76 | /** |
| 77 | * Defines data structure and what elements are visible in which contexts. |
| 78 | * |
| 79 | * @return array |
| 80 | */ |
| 81 | public function get_schema() { |
| 82 | return array( |
| 83 | '$schema' => 'http://json-schema.org/draft-04/schema#', |
| 84 | 'title' => $this->field_name, |
| 85 | 'type' => 'string', |
| 86 | 'context' => array( 'view', 'edit' ), |
| 87 | 'readonly' => true, |
| 88 | 'description' => __( 'Unique VideoPress ID', 'jetpack-videopress-pkg' ), |
| 89 | ); |
| 90 | } |
| 91 | |
| 92 | /** |
| 93 | * Getter: Retrieve current VideoPress data for a given attachment. |
| 94 | * |
| 95 | * @param array $attachment Response from the attachment endpoint. |
| 96 | * @param WP_REST_Request $request Request to the attachment endpoint. |
| 97 | * |
| 98 | * @return string |
| 99 | */ |
| 100 | public function get( $attachment, $request ) { // phpcs:ignore VariableAnalysis.CodeAnalysis.VariableAnalysis.UnusedVariable |
| 101 | if ( ! isset( $attachment['id'] ) ) { |
| 102 | return array(); |
| 103 | } |
| 104 | |
| 105 | $blog_id = Jetpack_Connection::get_site_id(); |
| 106 | if ( ! is_int( $blog_id ) ) { |
| 107 | return array(); |
| 108 | } |
| 109 | |
| 110 | $videopress_guid = $this->get_videopress_guid( (int) $attachment['id'], $blog_id ); |
| 111 | |
| 112 | if ( ! $videopress_guid ) { |
| 113 | return ''; |
| 114 | } |
| 115 | |
| 116 | $schema = $this->get_schema(); |
| 117 | $is_valid = rest_validate_value_from_schema( $videopress_guid, $schema, $this->field_name ); |
| 118 | if ( is_wp_error( $is_valid ) ) { |
| 119 | return $is_valid; |
| 120 | } |
| 121 | |
| 122 | return $videopress_guid; |
| 123 | } |
| 124 | |
| 125 | /** |
| 126 | * Gets the VideoPress GUID for a given attachment. |
| 127 | * |
| 128 | * This is pulled out into a separate method to support unit test mocking. |
| 129 | * |
| 130 | * @param int $attachment_id Attachment ID. |
| 131 | * @param int $blog_id Blog ID. |
| 132 | * |
| 133 | * @return string |
| 134 | */ |
| 135 | public function get_videopress_guid( $attachment_id, $blog_id ) { |
| 136 | return video_get_info_by_blogpostid( $blog_id, $attachment_id )->guid ?? ''; |
| 137 | } |
| 138 | |
| 139 | /** |
| 140 | * Checks if the given attachment is a video. |
| 141 | * |
| 142 | * @param object $attachment The attachment object. |
| 143 | * |
| 144 | * @return false|int |
| 145 | */ |
| 146 | public function is_video( $attachment ) { |
| 147 | return wp_startswith( $attachment->post_mime_type, 'video/' ); |
| 148 | } |
| 149 | |
| 150 | /** |
| 151 | * Removes the jetpack_videopress_guid field from the response if the |
| 152 | * given attachment is not a video. |
| 153 | * |
| 154 | * @param WP_REST_Response $response Response from the attachment endpoint. |
| 155 | * @param WP_Post $attachment The original attachment object. |
| 156 | * |
| 157 | * @return mixed |
| 158 | */ |
| 159 | public function remove_field_for_non_videos( $response, $attachment ) { |
| 160 | if ( ! $this->is_video( $attachment ) ) { |
| 161 | unset( $response->data[ $this->field_name ] ); |
| 162 | } |
| 163 | |
| 164 | return $response; |
| 165 | } |
| 166 | } |
| 167 | |
| 168 | if ( defined( 'IS_WPCOM' ) && IS_WPCOM ) { |
| 169 | wpcom_rest_api_v2_load_plugin( 'Automattic\Jetpack\VideoPress\WPCOM_REST_API_V2_Attachment_VideoPress_Field' ); |
| 170 | } |