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<?php
/**
* Publicize: Share post
*
* This file is synced from the Jetpack monorepo to WPCOM.
*
* @package automattic/jetpack
* @since
*/
use Automattic\Jetpack\Connection\Client;
require_once __DIR__ . '/publicize-connections.php';
/**
* Publicize: Share post class.
*/
class WPCOM_REST_API_V2_Endpoint_Publicize_Share_Post extends WP_REST_Controller {
/**
* The constructor sets the route namespace, rest_base, and registers our API route and endpoint.
* Additionally, we check if we're executing this file on WPCOM or Jetpack.
*/
public function __construct() {
$this->namespace = 'wpcom/v2';
// $wpcom_is_wpcom_only_endpoint = true keeps WPCOM from trying to loop back to the Jetpack endpoint.
$this->wpcom_is_wpcom_only_endpoint = true;
// Determine if this endpoint is running on WPCOM or not.
$this->is_wpcom = false;
if ( defined( 'IS_WPCOM' ) && IS_WPCOM ) {
$this->is_wpcom = true;
}
add_action( 'rest_api_init', array( $this, 'register_routes' ) );
}
/**
* This file is synced from Jetpack to WPCOM and this method creates a slightly different route for both sites.
* Jetpack route: http://{$site}/wp-json/wpcom/v2/posts/{$postId}/publicize
* WPCOM route: https://public-api.wordpress.com/wpcom/v2/sites/{$siteId}/posts/{$postId}/publicize
*/
public function register_routes() {
register_rest_route(
$this->namespace,
'/posts/(?P<postId>\d+)/publicize',
array(
'methods' => WP_REST_Server::CREATABLE,
'callback' => array( $this, 'share_post' ),
'permission_callback' => array( $this, 'permissions_check' ),
'args' => array(
'message' => array(
'description' => __( 'The message to share.', 'jetpack' ),
'type' => 'string',
'required' => true,
'validate_callback' => function ( $param ) {
return is_string( $param );
},
'sanitize_callback' => 'sanitize_textarea_field',
),
'skipped_connections' => array(
'description' => __( 'Array of external connection IDs to skip sharing.', 'jetpack' ),
'type' => 'array',
'required' => false,
'validate_callback' => function ( $param ) {
return is_array( $param );
},
'sanitize_callback' => function ( $param ) {
return array_map( 'absint', $param );
},
),
),
),
// override = true because this API route was commandeered from the file
// wp-content/rest-api-plugins/endpoints/sites-publicize.php on WPCOM.
true
);
}
/**
* Ensure the user has proper tokens and permissions to publish posts on this blog.
*
* @return WP_Error|boolean
*/
public function permissions_check() {
if ( ! get_current_user_id() ) {
return new WP_Error(
'rest_cannot_view',
__( 'Sorry, you cannot view this resource without a valid token for this blog.', 'jetpack' ),
array( 'status' => rest_authorization_required_code() )
);
}
if ( ! current_user_can( 'publish_posts' ) ) {
return new WP_Error( 'unauthorized', 'Your token must have permission to publish posts.', array( 'status' => 401 ) );
}
return true;
}
/**
* If this method callback is executed on WPCOM, we share the post using republicize_post(). If this method callback
* is executed on a Jetpack site, we make an API call to WPCOM using wpcom_json_api_request_as_user() and return
* the results. In both cases, this file and method are executed, as this file is synced from Jetpack to WPCOM.
*
* @param WP_REST_Request $request Full details about the request.
* @return WP_Error|array The publicize results, including two arrays: `results` and `errors`
*/
public function share_post( $request ) {
$post_id = $request->get_param( 'postId' );
$message = trim( $request->get_param( 'message' ) );
$skip_connection_ids = $request->get_param( 'skipped_connections' );
if ( $this->is_wpcom ) {
$post = get_post( $post_id );
if ( empty( $post ) ) {
return new WP_Error( 'not_found', 'Cannot find that post', array( 'status' => 404 ) );
}
if ( 'publish' !== $post->post_status ) {
return new WP_Error( 'not_published', 'Cannot publicize an unpublished post', array( 'status' => 400 ) );
}
$publicize = publicize_init();
$result = $publicize->republicize_post( (int) $post_id, $message, $skip_connection_ids, true );
if ( false === $result ) {
return new WP_Error( 'not_found', 'Cannot find that post', array( 'status' => 404 ) );
}
return $result;
} else {
$response = $this->proxy_request( $post_id, $message, $skip_connection_ids );
if ( is_wp_error( $response ) ) {
return rest_ensure_response( $response );
}
return json_decode( wp_remote_retrieve_body( $response ), true );
}
}
/**
* Passes the request on to the WPCOM endpoint, and returns the result.
*
* @param int $post_id The post ID being shared.
* @param string $message The custom message to be used.
* @param array $skip_connection_ids An array of connection IDs where the post shouldn't be shared.
*
* @return array|WP_Error $response Response data, else WP_Error on failure.
*/
public function proxy_request( $post_id, $message, $skip_connection_ids ) {
/*
* Publicize endpoint on WPCOM:
* [POST] wpcom/v2/sites/{$siteId}/posts/{$postId}/publicize
* body:
* - message: string
* - skipped_connections: array of connection ids to skip
*/
$url = sprintf(
'/sites/%d/posts/%d/publicize',
Jetpack_Options::get_option( 'id' ),
$post_id
);
return Client::wpcom_json_api_request_as_user(
$url,
'v2',
array(
'method' => 'POST',
),
array(
'message' => $message,
'skipped_connections' => $skip_connection_ids,
)
);
}
}
wpcom_rest_api_v2_load_plugin( 'WPCOM_REST_API_V2_Endpoint_Publicize_Share_Post' );
|
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