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<?php |
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|
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/** |
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* Just a sack of functions. Not actually an IXR_Server |
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*/ |
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class Jetpack_XMLRPC_Server { |
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/** |
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* The current error object |
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*/ |
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var $error = null; |
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|
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/** |
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* Whitelist of the XML-RPC methods available to the Jetpack Server. If the |
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* user is not authenticated (->login()) then the methods are never added, |
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* so they will get a "does not exist" error. |
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*/ |
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function xmlrpc_methods( $core_methods ) { |
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$jetpack_methods = array( |
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'jetpack.jsonAPI' => array( $this, 'json_api' ), |
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'jetpack.verifyAction' => array( $this, 'verify_action' ), |
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); |
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|
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$user = $this->login(); |
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|
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if ( $user ) { |
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$jetpack_methods = array_merge( $jetpack_methods, array( |
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'jetpack.testConnection' => array( $this, 'test_connection' ), |
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'jetpack.testAPIUserCode' => array( $this, 'test_api_user_code' ), |
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'jetpack.featuresAvailable' => array( $this, 'features_available' ), |
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'jetpack.featuresEnabled' => array( $this, 'features_enabled' ), |
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'jetpack.getPost' => array( $this, 'get_post' ), |
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'jetpack.getPosts' => array( $this, 'get_posts' ), |
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'jetpack.getComment' => array( $this, 'get_comment' ), |
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'jetpack.getComments' => array( $this, 'get_comments' ), |
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) ); |
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|
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if ( isset( $core_methods['metaWeblog.editPost'] ) ) { |
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$jetpack_methods['metaWeblog.newMediaObject'] = $core_methods['metaWeblog.newMediaObject']; |
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$jetpack_methods['jetpack.updateAttachmentParent'] = array( $this, 'update_attachment_parent' ); |
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} |
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} |
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|
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return apply_filters( 'jetpack_xmlrpc_methods', $jetpack_methods, $core_methods, $user ); |
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} |
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|
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/** |
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* Whitelist of the bootstrap XML-RPC methods |
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*/ |
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function bootstrap_xmlrpc_methods() { |
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return array( |
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'jetpack.verifyRegistration' => array( $this, 'verify_registration' ), |
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); |
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} |
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|
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/** |
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* Verifies that Jetpack.WordPress.com received a registration request from this site |
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*/ |
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function verify_registration( $verify_secret ) { |
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return $this->verify_action( array( 'register', $verify_secret ) ); |
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} |
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|
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/** |
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* @return WP_Error|string secret_2 on success, WP_Error( error_code => error_code, error_message => error description, error_data => status code ) on failure |
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* |
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* Possible error_codes: |
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* |
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* verify_secret_1_missing |
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* verify_secret_1_malformed |
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* verify_secrets_missing: No longer have verification secrets stored |
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* verify_secrets_mismatch: stored secret_1 does not match secret_1 sent by Jetpack.WordPress.com |
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*/ |
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function verify_action( $params ) { |
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$action = $params[0]; |
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$verify_secret = $params[1]; |
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|
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if ( empty( $verify_secret ) ) { |
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return $this->error( new Jetpack_Error( 'verify_secret_1_missing', sprintf( 'The required "%s" parameter is missing.', 'secret_1' ), 400 ) ); |
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} else if ( !is_string( $verify_secret ) ) { |
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return $this->error( new Jetpack_Error( 'verify_secret_1_malformed', sprintf( 'The required "%s" parameter is malformed.', 'secret_1' ), 400 ) ); |
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} |
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|
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$secrets = Jetpack::get_option( $action ); |
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if ( !$secrets || is_wp_error( $secrets ) ) { |
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Jetpack::delete_option( $action ); |
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return $this->error( new Jetpack_Error( 'verify_secrets_missing', 'Verification took too long', 400 ) ); |
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} |
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|
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@list( $secret_1, $secret_2, $secret_eol ) = explode( ':', $secrets ); |
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if ( empty( $secret_1 ) || empty( $secret_2 ) || empty( $secret_eol ) || $secret_eol < time() ) { |
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Jetpack::delete_option( $action ); |
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return $this->error( new Jetpack_Error( 'verify_secrets_missing', 'Verification took too long', 400 ) ); |
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} |
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|
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if ( $verify_secret !== $secret_1 ) { |
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Jetpack::delete_option( $action ); |
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return $this->error( new Jetpack_Error( 'verify_secrets_mismatch', 'Secret mismatch', 400 ) ); |
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} |
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|
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Jetpack::delete_option( $action ); |
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|
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return $secret_2; |
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} |
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|
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/** |
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* Wrapper for wp_authenticate( $username, $password ); |
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* |
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* @return WP_User|IXR_Error |
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*/ |
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function login() { |
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$user = wp_authenticate( 'username', 'password' ); |
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if ( is_wp_error( $user ) ) { |
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if ( 'authentication_failed' == $user->get_error_code() ) { // Generic error could mean most anything. |
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$this->error = new Jetpack_Error( 'invalid_request', 'Invalid Request', 403 ); |
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} else { |
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$this->error = $user; |
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} |
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return false; |
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} else if ( !$user ) { // Shouldn't happen. |
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$this->error = new Jetpack_Error( 'invalid_request', 'Invalid Request', 403 ); |
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return false; |
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} |
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|
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return $user; |
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} |
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|
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/** |
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* Returns the current error as an IXR_Error |
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* |
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* @return null|IXR_Error |
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*/ |
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function error( $error = null ) { |
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if ( !is_null( $error ) ) { |
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$this->error = $error; |
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} |
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|
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if ( is_wp_error( $this->error ) ) { |
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$code = $this->error->get_error_data(); |
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if ( !$code ) { |
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$code = -10520; |
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} |
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$message = sprintf( 'Jetpack: [%s] %s', $this->error->get_error_code(), $this->error->get_error_message() ); |
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return new IXR_Error( $code, $message ); |
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} else if ( is_a( $this->error, 'IXR_Error' ) ) { |
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return $this->error; |
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} |
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|
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return false; |
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} |
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|
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/* API Methods */ |
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|
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/** |
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* Just authenticates with the given Jetpack credentials. |
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* |
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* @return bool|IXR_Error |
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*/ |
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function test_connection() { |
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return JETPACK__VERSION; |
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} |
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|
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function test_api_user_code( $args ) { |
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$client_id = (int) $args[0]; |
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$user_id = (int) $args[1]; |
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$nonce = (string) $args[2]; |
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$verify = (string) $args[3]; |
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|
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if ( !$client_id || !$user_id || !strlen( $nonce ) || 32 !== strlen( $verify ) ) { |
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return false; |
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} |
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|
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$user = get_user_by( 'id', $user_id ); |
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if ( !$user || is_wp_error( $user ) ) { |
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return false; |
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} |
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|
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/* debugging |
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error_log( "CLIENT: $client_id" ); |
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error_log( "USER: $user_id" ); |
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error_log( "NONCE: $nonce" ); |
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error_log( "VERIFY: $verify" ); |
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*/ |
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|
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$jetpack_token = Jetpack_Data::get_access_token( 1 ); |
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|
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$api_user_code = get_user_meta( $user_id, "jetpack_json_api_$client_id", true ); |
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if ( !$api_user_code ) { |
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return false; |
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} |
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|
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$hmac = hash_hmac( 'md5', json_encode( (object) array( |
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'client_id' => (int) $client_id, |
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'user_id' => (int) $user_id, |
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'nonce' => (string) $nonce, |
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'code' => (string) $api_user_code, |
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) ), $jetpack_token->secret ); |
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|
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if ( $hmac !== $verify ) { |
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return false; |
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} |
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|
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return $user_id; |
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} |
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|
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/** |
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* Returns what features are available. Uses the slug of the module files. |
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* |
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* @return array|IXR_Error |
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*/ |
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function features_available() { |
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$raw_modules = Jetpack::get_available_modules(); |
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$modules = array(); |
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foreach ( $raw_modules as $module ) { |
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$modules[] = Jetpack::get_module_slug( $module ); |
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} |
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|
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return $modules; |
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} |
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|
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/** |
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* Returns what features are enabled. Uses the slug of the modules files. |
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* |
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* @return array|IXR_Error |
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*/ |
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function features_enabled() { |
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$raw_modules = Jetpack::get_active_modules(); |
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$modules = array(); |
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foreach ( $raw_modules as $module ) { |
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$modules[] = Jetpack::get_module_slug( $module ); |
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} |
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|
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return $modules; |
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} |
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|
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function get_post( $id ) { |
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if ( !$id = (int) $id ) { |
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return false; |
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} |
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|
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$jetpack = Jetpack::init(); |
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|
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$post = $jetpack->sync->get_post( $id ); |
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return $post; |
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} |
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|
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function get_posts( $args ) { |
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list( $post_ids ) = $args; |
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$post_ids = array_map( 'intval', (array) $post_ids ); |
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$jp = Jetpack::init(); |
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$sync_data = $jp->sync->get_content( array( 'posts' => $post_ids ) ); |
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|
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return $sync_data; |
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} |
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|
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function get_comment( $id ) { |
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if ( !$id = (int) $id ) { |
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return false; |
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} |
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|
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$jetpack = Jetpack::init(); |
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|
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$comment = $jetpack->sync->get_comment( $id ); |
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if ( !is_array( $comment ) ) |
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return false; |
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|
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$post = $jetpack->sync->get_post( $comment['comment_post_ID'] ); |
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if ( !$post ) { |
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return false; |
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} |
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|
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return $comment; |
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} |
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|
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function get_comments( $args ) { |
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list( $comment_ids ) = $args; |
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$comment_ids = array_map( 'intval', (array) $comment_ids ); |
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$jp = Jetpack::init(); |
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$sync_data = $jp->sync->get_content( array( 'comments' => $comment_ids ) ); |
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|
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return $sync_data; |
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} |
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|
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function update_attachment_parent( $args ) { |
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$attachment_id = (int) $args[0]; |
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$parent_id = (int) $args[1]; |
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|
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return wp_update_post( array( |
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'ID' => $attachment_id, |
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'post_parent' => $parent_id, |
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) ); |
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} |
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|
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function json_api( $args = array() ) { |
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$json_api_args = $args[0]; |
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$verify_api_user_args = $args[1]; |
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|
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$method = (string) $json_api_args[0]; |
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$url = (string) $json_api_args[1]; |
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$post_body = is_null( $json_api_args[2] ) ? null : (string) $json_api_args[2]; |
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$my_id = (int) $json_api_args[3]; |
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$user_details = (array) $json_api_args[4]; |
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|
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if ( !$verify_api_user_args ) { |
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$user_id = 0; |
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} elseif ( 'internal' === $verify_api_user_args[0] ) { |
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$user_id = (int) $verify_api_user_args[1]; |
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if ( $user_id ) { |
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$user = get_user_by( 'id', $user_id ); |
| 308 |
if ( !$user || is_wp_error( $user ) ) { |
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return false; |
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} |
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} |
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} else { |
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$user_id = call_user_func( array( $this, 'test_api_user_code' ), $verify_api_user_args ); |
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if ( !$user_id ) { |
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return false; |
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} |
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} |
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|
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/* debugging |
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error_log( "-- begin json api via jetpack debugging -- " ); |
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error_log( "METHOD: $method" ); |
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error_log( "URL: $url" ); |
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error_log( "POST BODY: $post_body" ); |
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error_log( "MY JETPACK ID: $my_id" ); |
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error_log( "VERIFY_ARGS: " . print_r( $verify_api_user_args, 1 ) ); |
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error_log( "VERIFIED USER_ID: " . (int) $user_id ); |
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error_log( "-- end json api via jetpack debugging -- " ); |
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*/ |
| 329 |
|
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$old_user = wp_get_current_user(); |
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wp_set_current_user( $user_id ); |
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|
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$token = Jetpack_Data::get_access_token( get_current_user_id() ); |
| 334 |
if ( !$token || is_wp_error( $token ) ) { |
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return false; |
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} |
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|
| 338 |
define( 'REST_API_REQUEST', true ); |
| 339 |
define( 'WPCOM_JSON_API__BASE', 'public-api.wordpress.com/rest/v1' ); |
| 340 |
|
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// needed? |
| 342 |
require_once ABSPATH . 'wp-admin/includes/admin.php'; |
| 343 |
|
| 344 |
require_once dirname( __FILE__ ) . '/class.json-api.php'; |
| 345 |
$api = WPCOM_JSON_API::init( $method, $url, $post_body ); |
| 346 |
$api->token_details['user'] = $user_details; |
| 347 |
require_once dirname( __FILE__ ) . '/class.json-api-endpoints.php'; |
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|
| 349 |
$display_errors = ini_set( 'display_errors', 0 ); |
| 350 |
ob_start(); |
| 351 |
$content_type = $api->serve( false ); |
| 352 |
$output = ob_get_clean(); |
| 353 |
ini_set( 'display_errors', $display_errors ); |
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|
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$nonce = wp_generate_password( 10, false ); |
| 356 |
$hmac = hash_hmac( 'md5', $nonce . $output, $token->secret ); |
| 357 |
|
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wp_set_current_user( isset( $old_user->ID ) ? $old_user->ID : 0 ); |
| 359 |
|
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return array( |
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(string) $output, |
| 362 |
(string) $nonce, |
| 363 |
(string) $hmac, |
| 364 |
); |
| 365 |
} |
| 366 |
} |
| 367 |
|
