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created 2016-05-16 19:25 UTC

class.jetpack-xmlrpc-server.php (3 issues)

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<?php

/**
 * Just a sack of functions.  Not actually an IXR_Server
 */
class Jetpack_XMLRPC_Server {
	/**
	 * The current error object
	 */
	public $error = null;

	/**
	 * Whitelist of the XML-RPC methods available to the Jetpack Server. If the
	 * user is not authenticated (->login()) then the methods are never added,
	 * so they will get a "does not exist" error.
	 */
	function xmlrpc_methods( $core_methods ) {
		$jetpack_methods = array(
			'jetpack.jsonAPI'      => array( $this, 'json_api' ),
			'jetpack.verifyAction' => array( $this, 'verify_action' ),
		);

		$user = $this->login();

		if ( $user ) {
			$jetpack_methods = array_merge( $jetpack_methods, array(
				'jetpack.testConnection'    => array( $this, 'test_connection' ),
				'jetpack.testAPIUserCode'   => array( $this, 'test_api_user_code' ),
				'jetpack.featuresAvailable' => array( $this, 'features_available' ),
				'jetpack.featuresEnabled'   => array( $this, 'features_enabled' ),
				'jetpack.getPost'           => array( $this, 'get_post' ),
				'jetpack.getPosts'          => array( $this, 'get_posts' ),
				'jetpack.getComment'        => array( $this, 'get_comment' ),
				'jetpack.getComments'       => array( $this, 'get_comments' ),
				'jetpack.disconnectBlog'    => array( $this, 'disconnect_blog' ),
				'jetpack.unlinkUser'        => array( $this, 'unlink_user' ),
			) );

			if ( isset( $core_methods['metaWeblog.editPost'] ) ) {
				$jetpack_methods['metaWeblog.newMediaObject'] = $core_methods['metaWeblog.newMediaObject'];
				$jetpack_methods['jetpack.updateAttachmentParent'] = array( $this, 'update_attachment_parent' );
			}

			/**
			 * Filters the XML-RPC methods available to Jetpack for authenticated users.
			 *
			 * @since 1.1.0
			 *
			 * @param array $jetpack_methods XML-RPC methods available to the Jetpack Server.
			 * @param array $core_methods Available core XML-RPC methods.
			 * @param WP_User $user Information about a given WordPress user.
			 */
			$jetpack_methods = apply_filters( 'jetpack_xmlrpc_methods', $jetpack_methods, $core_methods, $user );
		}

		/**
		 * Filters the XML-RPC methods available to Jetpack for unauthenticated users.
		 *
		 * @since 3.0.0
		 *
		 * @param array $jetpack_methods XML-RPC methods available to the Jetpack Server.
		 * @param array $core_methods Available core XML-RPC methods.
		 */
		return apply_filters( 'jetpack_xmlrpc_unauthenticated_methods', $jetpack_methods, $core_methods );
	}

	/**
	 * Whitelist of the bootstrap XML-RPC methods
	 */
	function bootstrap_xmlrpc_methods() {
		return array(
			'jetpack.verifyRegistration' => array( $this, 'verify_registration' ),
			'jetpack.remoteAuthorize' => array( $this, 'remote_authorize' ),
		);
	}

	function authorize_xmlrpc_methods() {
		return array( 'jetpack.remoteAuthorize' => array( $this, 'remote_authorize' ) );
	}

	function remote_authorize( $request ) {
		foreach( array( 'secret', 'state', 'redirect_uri', 'code' ) as $required ) {
			if ( ! isset( $request[ $required ] ) || empty( $request[ $required ] ) ) {
				return $this->error( new Jetpack_Error( 'missing_parameter', 'One or more parameters is missing from the request.', 400 ) );
			}
		}

		if ( ! get_user_by( 'id', $request['state'] ) ) {
			return $this->error( new Jetpack_Error( 'user_unknown', 'User not found.', 404 ) );
		}

		if ( Jetpack::is_active() && Jetpack::is_user_connected( $request['state'] ) ) {
			return $this->error( new Jetpack_Error( 'already_connected', 'User already connected.', 400 ) );
		}

		$verified = $this->verify_action( array( 'authorize', $request['secret'], $request['state'] ) );

		if ( is_a( $verified, 'IXR_Error' ) ) {
			return $verified;
		}

		wp_set_current_user( $request['state'] );

		$client_server = new Jetpack_Client_Server;
		$result = $client_server->authorize( $request );

		if ( is_wp_error( $result ) ) {
			return $this->error( $result );
		}
		
		return $result;
	}

	/**
	* Verifies that Jetpack.WordPress.com received a registration request from this site
	*/
	function verify_registration( $data ) {
		return $this->verify_action( array( 'register', $data[0], $data[1] ) );
	}

	/**
	 * @return WP_Error|string secret_2 on success, WP_Error( error_code => error_code, error_message => error description, error_data => status code ) on failure
	 *
	 * Possible error_codes:
	 *
	 * verify_secret_1_missing
	 * verify_secret_1_malformed
	 * verify_secrets_missing: No longer have verification secrets stored
	 * verify_secrets_mismatch: stored secret_1 does not match secret_1 sent by Jetpack.WordPress.com
	 *
	 * The 'authorize' and 'register' actions have additional error codes
	 *
	 * state_missing: a state ( user id ) was not supplied
	 * state_malformed: state is not the correct data type
	 * invalid_state: supplied state does not match the stored state
	 */
	function verify_action( $params ) {
		$action = $params[0];
		$verify_secret = $params[1];
		$state = isset( $params[2] ) ? $params[2] : '';

		if ( empty( $verify_secret ) ) {
			return $this->error( new Jetpack_Error( 'verify_secret_1_missing', sprintf( 'The required "%s" parameter is missing.', 'secret_1' ), 400 ) );
		} else if ( ! is_string( $verify_secret ) ) {
			return $this->error( new Jetpack_Error( 'verify_secret_1_malformed', sprintf( 'The required "%s" parameter is malformed.', 'secret_1' ), 400 ) );
		}

		$secrets = Jetpack_Options::get_option( $action );
		if ( !$secrets || is_wp_error( $secrets ) ) {
			Jetpack_Options::delete_option( $action );
			return $this->error( new Jetpack_Error( 'verify_secrets_missing', 'Verification took too long', 400 ) );
		}

		@list( $secret_1, $secret_2, $secret_eol, $user_id ) = explode( ':', $secrets );

		if ( empty( $secret_1 ) || empty( $secret_2 ) || empty( $secret_eol ) || $secret_eol < time() ) {
			Jetpack_Options::delete_option( $action );
			return $this->error( new Jetpack_Error( 'verify_secrets_missing', 'Verification took too long', 400 ) );
		}

		if ( ! hash_equals( $verify_secret, $secret_1 ) ) {
			Jetpack_Options::delete_option( $action );
			return $this->error( new Jetpack_Error( 'verify_secrets_mismatch', 'Secret mismatch', 400 ) );
		}

		if ( in_array( $action, array( 'authorize', 'register' ) ) ) {
			// 'authorize' and 'register' actions require further testing
			if ( empty( $state ) ) {
				return $this->error( new Jetpack_Error( 'state_missing', sprintf( 'The required "%s" parameter is missing.', 'state' ), 400 ) );
			} else if ( ! ctype_digit( $state ) ) {
				return $this->error( new Jetpack_Error( 'state_malformed', sprintf( 'The required "%s" parameter is malformed.', 'state' ), 400 ) );
			}
			if ( empty( $user_id ) || $user_id !== $state ) {
				Jetpack_Options::delete_option( $action );
				return $this->error( new Jetpack_Error( 'invalid_state', 'State is invalid', 400 ) );
			}
		}

		Jetpack_Options::delete_option( $action );

		return $secret_2;
	}

	/**
	 * Wrapper for wp_authenticate( $username, $password );
	 *
	 * @return WP_User|IXR_Error
	 */
	function login() {
		Jetpack::init()->require_jetpack_authentication();
		$user = wp_authenticate( 'username', 'password' );
		if ( is_wp_error( $user ) ) {
			if ( 'authentication_failed' == $user->get_error_code() ) { // Generic error could mean most anything.
				$this->error = new Jetpack_Error( 'invalid_request', 'Invalid Request', 403 );
			} else {
				$this->error = $user;
			}
			return false;
		} else if ( !$user ) { // Shouldn't happen.
			$this->error = new Jetpack_Error( 'invalid_request', 'Invalid Request', 403 );
			return false;
		}

		return $user;
	}

	/**
	 * Returns the current error as an IXR_Error
	 *
	 * @return null|IXR_Error
	 */
	function error( $error = null ) {
		if ( !is_null( $error ) ) {
			$this->error = $error;
		}

		if ( is_wp_error( $this->error ) ) {
			$code = $this->error->get_error_data();
			if ( !$code ) {
				$code = -10520;
			}
			$message = sprintf( 'Jetpack: [%s] %s', $this->error->get_error_code(), $this->error->get_error_message() );
			return new IXR_Error( $code, $message );
		} else if ( is_a( $this->error, 'IXR_Error' ) ) {
			return $this->error;
		}

		return false;
	}

/* API Methods */

	/**
	 * Just authenticates with the given Jetpack credentials.
	 *
	 * @return bool|IXR_Error
	 */
	function test_connection() {
		return JETPACK__VERSION;
	}

	function test_api_user_code( $args ) {
		$client_id = (int) $args[0];
		$user_id   = (int) $args[1];
		$nonce     = (string) $args[2];
		$verify    = (string) $args[3];

		if ( !$client_id || !$user_id || !strlen( $nonce ) || 32 !== strlen( $verify ) ) {
			return false;
		}

		$user = get_user_by( 'id', $user_id );
		if ( !$user || is_wp_error( $user ) ) {
			return false;
		}

		/* debugging
		error_log( "CLIENT: $client_id" );
		error_log( "USER:   $user_id" );
		error_log( "NONCE:  $nonce" );
		error_log( "VERIFY: $verify" );
		*/

		$jetpack_token = Jetpack_Data::get_access_token( JETPACK_MASTER_USER );

		$api_user_code = get_user_meta( $user_id, "jetpack_json_api_$client_id", true );
		if ( !$api_user_code ) {
			return false;
		}

		$hmac = hash_hmac( 'md5', json_encode( (object) array(
			'client_id' => (int) $client_id,
			'user_id'   => (int) $user_id,
			'nonce'     => (string) $nonce,
			'code'      => (string) $api_user_code,
		) ), $jetpack_token->secret );

		if ( $hmac !== $verify ) {
			return false;
		}

		return $user_id;
	}

	/**
	* Disconnect this blog from the connected wordpress.com account
	* @return boolean
	*/
	function disconnect_blog() {
		Jetpack::log( 'disconnect' );
		Jetpack::disconnect();

		return true;
	}

	/**
	 * Unlink a user from WordPress.com
	 *
	 * This will fail if called by the Master User.
	 */
	function unlink_user() {
		Jetpack::log( 'unlink' );
		return Jetpack::unlink_user();
	}

	/**
	 * Returns what features are available. Uses the slug of the module files.
	 *
	 * @return array|IXR_Error
	 */
	function features_available() {
		$raw_modules = Jetpack::get_available_modules();
		$modules = array();
		foreach ( $raw_modules as $module ) {
			$modules[] = Jetpack::get_module_slug( $module );
		}

		return $modules;
	}

	/**
	 * Returns what features are enabled. Uses the slug of the modules files.
	 *
	 * @return array|IXR_Error
	 */
	function features_enabled() {
		$raw_modules = Jetpack::get_active_modules();
		$modules = array();
		foreach ( $raw_modules as $module ) {
			$modules[] = Jetpack::get_module_slug( $module );
		}

		return $modules;
	}

	function get_post( $id ) {
		if ( !$id = (int) $id ) {
			return false;
		}

		$jetpack = Jetpack::init();

		$post = $jetpack->sync->get_post( $id );
		return $post;
	}

	function get_posts( $args ) {
		list( $post_ids ) = $args;
		$post_ids = array_map( 'intval', (array) $post_ids );
		$jp = Jetpack::init();
		$sync_data = $jp->sync->get_content( array( 'posts' => $post_ids ) );

		return $sync_data;
	}

	function get_comment( $id ) {
		if ( !$id = (int) $id ) {
			return false;
		}

		$jetpack = Jetpack::init();

		$comment = $jetpack->sync->get_comment( $id );
		if ( !is_array( $comment ) )
			return false;

		$post = $jetpack->sync->get_post( $comment['comment_post_ID'] );
		if ( !$post ) {
			return false;
		}

		return $comment;
	}

	function get_comments( $args ) {
		list( $comment_ids ) = $args;
		$comment_ids = array_map( 'intval', (array) $comment_ids );
		$jp = Jetpack::init();
		$sync_data = $jp->sync->get_content( array( 'comments' => $comment_ids ) );

		return $sync_data;
	}

	function update_attachment_parent( $args ) {
		$attachment_id = (int) $args[0];
		$parent_id     = (int) $args[1];

		return wp_update_post( array(
			'ID'          => $attachment_id,
			'post_parent' => $parent_id,
		) );
	}

	function json_api( $args = array() ) {
		$json_api_args = $args[0];
		$verify_api_user_args = $args[1];

		$method       = (string) $json_api_args[0];
		$url          = (string) $json_api_args[1];
		$post_body    = is_null( $json_api_args[2] ) ? null : (string) $json_api_args[2];
		$user_details = (array) $json_api_args[4];
		$locale       = (string) $json_api_args[5];

		if ( !$verify_api_user_args ) {
			$user_id = 0;
		} elseif ( 'internal' === $verify_api_user_args[0] ) {
			$user_id = (int) $verify_api_user_args[1];
			if ( $user_id ) {
				$user = get_user_by( 'id', $user_id );
				if ( !$user || is_wp_error( $user ) ) {
					return false;
				}
			}
		} else {
			$user_id = call_user_func( array( $this, 'test_api_user_code' ), $verify_api_user_args );
			if ( !$user_id ) {
				return false;
			}
		}

		/* debugging
		error_log( "-- begin json api via jetpack debugging -- " );
		error_log( "METHOD: $method" );
		error_log( "URL: $url" );
		error_log( "POST BODY: $post_body" );
		error_log( "VERIFY_ARGS: " . print_r( $verify_api_user_args, 1 ) );
		error_log( "VERIFIED USER_ID: " . (int) $user_id );
		error_log( "-- end json api via jetpack debugging -- " );
		*/

		if ( 'en' !== $locale ) {
			// .org mo files are named slightly different from .com, and all we have is this the locale -- try to guess them.
			$new_locale = $locale;
			if ( strpos( $locale, '-' ) !== false ) {
				$pieces = explode( '-', $locale );
$myVar = 'Value';
$higher = false;

if (rand(1, 6) > 3) {
    $higher = true;
} else {
    $higher = false;
}
				$new_locale = $locale_pieces[0];

				$new_locale .= ( ! empty( $locale_pieces[1] ) ) ? '_' . strtoupper( $locale_pieces[1] ) : '';

			} else {
				// .com might pass 'fr' because thats what our language files are named as, where core seems
				// to do fr_FR - so try that if we don't think we can load the file.
				if ( ! file_exists( WP_LANG_DIR . '/' . $locale . '.mo' ) ) {
					$new_locale =  $locale . '_' . strtoupper( $locale );
				}
			}

			if ( file_exists( WP_LANG_DIR . '/' . $new_locale . '.mo' ) ) {
				unload_textdomain( 'default' );
				load_textdomain( 'default', WP_LANG_DIR . '/' . $new_locale . '.mo' );
			}
		}

		$old_user = wp_get_current_user();
		wp_set_current_user( $user_id );

		$token = Jetpack_Data::get_access_token( get_current_user_id() );
		if ( !$token || is_wp_error( $token ) ) {
			return false;
		}

		define( 'REST_API_REQUEST', true );
		define( 'WPCOM_JSON_API__BASE', 'public-api.wordpress.com/rest/v1' );

		// needed?
		require_once ABSPATH . 'wp-admin/includes/admin.php';

		require_once JETPACK__PLUGIN_DIR . 'class.json-api.php';
		$api = WPCOM_JSON_API::init( $method, $url, $post_body );
		$api->token_details['user'] = $user_details;
		require_once JETPACK__PLUGIN_DIR . 'class.json-api-endpoints.php';

		$display_errors = ini_set( 'display_errors', 0 );
		ob_start();
		$content_type = $api->serve( false );
		$output = ob_get_clean();
		ini_set( 'display_errors', $display_errors );

		$nonce = wp_generate_password( 10, false );
		$hmac  = hash_hmac( 'md5', $nonce . $output, $token->secret );

		wp_set_current_user( isset( $old_user->ID ) ? $old_user->ID : 0 );

		return array(
			(string) $output,
			(string) $nonce,
			(string) $hmac,
		);
	}
}


1		<?php
2
3		/**
4		* Just a sack of functions. Not actually an IXR_Server
5		*/
6		class Jetpack_XMLRPC_Server {
7		/**
8		* The current error object
9		*/
10		public $error = null;
11
12		/**
13		* Whitelist of the XML-RPC methods available to the Jetpack Server. If the
14		* user is not authenticated (->login()) then the methods are never added,
15		* so they will get a "does not exist" error.
16		*/
17		function xmlrpc_methods( $core_methods ) {
18		$jetpack_methods = array(
19		'jetpack.jsonAPI' => array( $this, 'json_api' ),
20		'jetpack.verifyAction' => array( $this, 'verify_action' ),
21		);
22
23		$user = $this->login();
24
25		if ( $user ) {
26		$jetpack_methods = array_merge( $jetpack_methods, array(
27		'jetpack.testConnection' => array( $this, 'test_connection' ),
28		'jetpack.testAPIUserCode' => array( $this, 'test_api_user_code' ),
29		'jetpack.featuresAvailable' => array( $this, 'features_available' ),
30		'jetpack.featuresEnabled' => array( $this, 'features_enabled' ),
31		'jetpack.getPost' => array( $this, 'get_post' ),
32		'jetpack.getPosts' => array( $this, 'get_posts' ),
33		'jetpack.getComment' => array( $this, 'get_comment' ),
34		'jetpack.getComments' => array( $this, 'get_comments' ),
35		'jetpack.disconnectBlog' => array( $this, 'disconnect_blog' ),
36		'jetpack.unlinkUser' => array( $this, 'unlink_user' ),
37		) );
38
39		if ( isset( $core_methods['metaWeblog.editPost'] ) ) {
40		$jetpack_methods['metaWeblog.newMediaObject'] = $core_methods['metaWeblog.newMediaObject'];
41		$jetpack_methods['jetpack.updateAttachmentParent'] = array( $this, 'update_attachment_parent' );
42		}
43
44		/**
45		* Filters the XML-RPC methods available to Jetpack for authenticated users.
46		*
47		* @since 1.1.0
48		*
49		* @param array $jetpack_methods XML-RPC methods available to the Jetpack Server.
50		* @param array $core_methods Available core XML-RPC methods.
51		* @param WP_User $user Information about a given WordPress user.
52		*/
53		$jetpack_methods = apply_filters( 'jetpack_xmlrpc_methods', $jetpack_methods, $core_methods, $user );
54		}
55
56		/**
57		* Filters the XML-RPC methods available to Jetpack for unauthenticated users.
58		*
59		* @since 3.0.0
60		*
61		* @param array $jetpack_methods XML-RPC methods available to the Jetpack Server.
62		* @param array $core_methods Available core XML-RPC methods.
63		*/
64		return apply_filters( 'jetpack_xmlrpc_unauthenticated_methods', $jetpack_methods, $core_methods );
65		}
66
67		/**
68		* Whitelist of the bootstrap XML-RPC methods
69		*/
70		function bootstrap_xmlrpc_methods() {
71		return array(
72		'jetpack.verifyRegistration' => array( $this, 'verify_registration' ),
73		'jetpack.remoteAuthorize' => array( $this, 'remote_authorize' ),
74		);
75		}
76
77		function authorize_xmlrpc_methods() {
78		return array( 'jetpack.remoteAuthorize' => array( $this, 'remote_authorize' ) );
79		}
80
81		function remote_authorize( $request ) {
82		foreach( array( 'secret', 'state', 'redirect_uri', 'code' ) as $required ) {
83		if ( ! isset( $request[ $required ] ) \|\| empty( $request[ $required ] ) ) {
84		return $this->error( new Jetpack_Error( 'missing_parameter', 'One or more parameters is missing from the request.', 400 ) );
85		}
86		}
87
88		if ( ! get_user_by( 'id', $request['state'] ) ) {
89		return $this->error( new Jetpack_Error( 'user_unknown', 'User not found.', 404 ) );
90		}
91
92		if ( Jetpack::is_active() && Jetpack::is_user_connected( $request['state'] ) ) {
93		return $this->error( new Jetpack_Error( 'already_connected', 'User already connected.', 400 ) );
94		}
95
96		$verified = $this->verify_action( array( 'authorize', $request['secret'], $request['state'] ) );
97
98		if ( is_a( $verified, 'IXR_Error' ) ) {
99		return $verified;
100		}
101
102		wp_set_current_user( $request['state'] );
103
104		$client_server = new Jetpack_Client_Server;
105		$result = $client_server->authorize( $request );
106
107		if ( is_wp_error( $result ) ) {
108		return $this->error( $result );
109		}
110
111		return $result;
112		}
113
114		/**
115		* Verifies that Jetpack.WordPress.com received a registration request from this site
116		*/
117		function verify_registration( $data ) {
118		return $this->verify_action( array( 'register', $data[0], $data[1] ) );
119		}
120
121		/**
122		* @return WP_Error\|string secret_2 on success, WP_Error( error_code => error_code, error_message => error description, error_data => status code ) on failure
123		*
124		* Possible error_codes:
125		*
126		* verify_secret_1_missing
127		* verify_secret_1_malformed
128		* verify_secrets_missing: No longer have verification secrets stored
129		* verify_secrets_mismatch: stored secret_1 does not match secret_1 sent by Jetpack.WordPress.com
130		*
131		* The 'authorize' and 'register' actions have additional error codes
132		*
133		* state_missing: a state ( user id ) was not supplied
134		* state_malformed: state is not the correct data type
135		* invalid_state: supplied state does not match the stored state
136		*/
137		function verify_action( $params ) {
138		$action = $params[0];
139		$verify_secret = $params[1];
140		$state = isset( $params[2] ) ? $params[2] : '';
141
142		if ( empty( $verify_secret ) ) {
143		return $this->error( new Jetpack_Error( 'verify_secret_1_missing', sprintf( 'The required "%s" parameter is missing.', 'secret_1' ), 400 ) );
144		} else if ( ! is_string( $verify_secret ) ) {
145		return $this->error( new Jetpack_Error( 'verify_secret_1_malformed', sprintf( 'The required "%s" parameter is malformed.', 'secret_1' ), 400 ) );
146		}
147
148		$secrets = Jetpack_Options::get_option( $action );
149		if ( !$secrets \|\| is_wp_error( $secrets ) ) {
150		Jetpack_Options::delete_option( $action );
151		return $this->error( new Jetpack_Error( 'verify_secrets_missing', 'Verification took too long', 400 ) );
152		}
153
154		@list( $secret_1, $secret_2, $secret_eol, $user_id ) = explode( ':', $secrets );
155
156		if ( empty( $secret_1 ) \|\| empty( $secret_2 ) \|\| empty( $secret_eol ) \|\| $secret_eol < time() ) {
157		Jetpack_Options::delete_option( $action );
158		return $this->error( new Jetpack_Error( 'verify_secrets_missing', 'Verification took too long', 400 ) );
159		}
160
161		if ( ! hash_equals( $verify_secret, $secret_1 ) ) {
162		Jetpack_Options::delete_option( $action );
163		return $this->error( new Jetpack_Error( 'verify_secrets_mismatch', 'Secret mismatch', 400 ) );
164		}
165
166		if ( in_array( $action, array( 'authorize', 'register' ) ) ) {
167		// 'authorize' and 'register' actions require further testing
168		if ( empty( $state ) ) {
169		return $this->error( new Jetpack_Error( 'state_missing', sprintf( 'The required "%s" parameter is missing.', 'state' ), 400 ) );
170		} else if ( ! ctype_digit( $state ) ) {
171		return $this->error( new Jetpack_Error( 'state_malformed', sprintf( 'The required "%s" parameter is malformed.', 'state' ), 400 ) );
172		}
173		if ( empty( $user_id ) \|\| $user_id !== $state ) {
174		Jetpack_Options::delete_option( $action );
175		return $this->error( new Jetpack_Error( 'invalid_state', 'State is invalid', 400 ) );
176		}
177		}
178
179		Jetpack_Options::delete_option( $action );
180
181		return $secret_2;
182		}
183
184		/**
185		* Wrapper for wp_authenticate( $username, $password );
186		*
187		* @return WP_User\|IXR_Error
188		*/
189		function login() {
190		Jetpack::init()->require_jetpack_authentication();
191		$user = wp_authenticate( 'username', 'password' );
192		if ( is_wp_error( $user ) ) {
193		if ( 'authentication_failed' == $user->get_error_code() ) { // Generic error could mean most anything.
194		$this->error = new Jetpack_Error( 'invalid_request', 'Invalid Request', 403 );
195		} else {
196		$this->error = $user;
197		}
198		return false;
199		} else if ( !$user ) { // Shouldn't happen.
200		$this->error = new Jetpack_Error( 'invalid_request', 'Invalid Request', 403 );
201		return false;
202		}
203
204		return $user;
205		}
206
207		/**
208		* Returns the current error as an IXR_Error
209		*
210		* @return null\|IXR_Error
211		*/
212		function error( $error = null ) {
213		if ( !is_null( $error ) ) {
214		$this->error = $error;
215		}
216
217		if ( is_wp_error( $this->error ) ) {
218		$code = $this->error->get_error_data();
219		if ( !$code ) {
220		$code = -10520;
221		}
222		$message = sprintf( 'Jetpack: [%s] %s', $this->error->get_error_code(), $this->error->get_error_message() );
223		return new IXR_Error( $code, $message );
224		} else if ( is_a( $this->error, 'IXR_Error' ) ) {
225		return $this->error;
226		}
227
228		return false;
229		}
230
231		/* API Methods */
232
233		/**
234		* Just authenticates with the given Jetpack credentials.
235		*
236		* @return bool\|IXR_Error
237		*/
238		function test_connection() {
239		return JETPACK__VERSION;
240		}
241
242		function test_api_user_code( $args ) {
243		$client_id = (int) $args[0];
244		$user_id = (int) $args[1];
245		$nonce = (string) $args[2];
246		$verify = (string) $args[3];
247
248		if ( !$client_id \|\| !$user_id \|\| !strlen( $nonce ) \|\| 32 !== strlen( $verify ) ) {
249		return false;
250		}
251
252		$user = get_user_by( 'id', $user_id );
253		if ( !$user \|\| is_wp_error( $user ) ) {
254		return false;
255		}
256
257		/* debugging
258		error_log( "CLIENT: $client_id" );
259		error_log( "USER: $user_id" );
260		error_log( "NONCE: $nonce" );
261		error_log( "VERIFY: $verify" );
262		*/
263
264		$jetpack_token = Jetpack_Data::get_access_token( JETPACK_MASTER_USER );
265
266		$api_user_code = get_user_meta( $user_id, "jetpack_json_api_$client_id", true );
267		if ( !$api_user_code ) {
268		return false;
269		}
270
271		$hmac = hash_hmac( 'md5', json_encode( (object) array(
272		'client_id' => (int) $client_id,
273		'user_id' => (int) $user_id,
274		'nonce' => (string) $nonce,
275		'code' => (string) $api_user_code,
276		) ), $jetpack_token->secret );
277
278		if ( $hmac !== $verify ) {
279		return false;
280		}
281
282		return $user_id;
283		}
284
285		/**
286		* Disconnect this blog from the connected wordpress.com account
287		* @return boolean
288		*/
289		function disconnect_blog() {
290		Jetpack::log( 'disconnect' );
291		Jetpack::disconnect();
292
293		return true;
294		}
295
296		/**
297		* Unlink a user from WordPress.com
298		*
299		* This will fail if called by the Master User.
300		*/
301		function unlink_user() {
302		Jetpack::log( 'unlink' );
303		return Jetpack::unlink_user();
304		}
305
306		/**
307		* Returns what features are available. Uses the slug of the module files.
308		*
309		* @return array\|IXR_Error
310		*/
311	View Code Duplication	function features_available() {
312		$raw_modules = Jetpack::get_available_modules();
313		$modules = array();
314		foreach ( $raw_modules as $module ) {
315		$modules[] = Jetpack::get_module_slug( $module );
316		}
317
318		return $modules;
319		}
320
321		/**
322		* Returns what features are enabled. Uses the slug of the modules files.
323		*
324		* @return array\|IXR_Error
325		*/
326	View Code Duplication	function features_enabled() {
327		$raw_modules = Jetpack::get_active_modules();
328		$modules = array();
329		foreach ( $raw_modules as $module ) {
330		$modules[] = Jetpack::get_module_slug( $module );
331		}
332
333		return $modules;
334		}
335
336		function get_post( $id ) {
337		if ( !$id = (int) $id ) {
338		return false;
339		}
340
341		$jetpack = Jetpack::init();
342
343		$post = $jetpack->sync->get_post( $id );
344		return $post;
345		}
346
347	View Code Duplication	function get_posts( $args ) {
348		list( $post_ids ) = $args;
349		$post_ids = array_map( 'intval', (array) $post_ids );
350		$jp = Jetpack::init();
351		$sync_data = $jp->sync->get_content( array( 'posts' => $post_ids ) );
352
353		return $sync_data;
354		}
355
356		function get_comment( $id ) {
357		if ( !$id = (int) $id ) {
358		return false;
359		}
360
361		$jetpack = Jetpack::init();
362
363		$comment = $jetpack->sync->get_comment( $id );
364		if ( !is_array( $comment ) )
365		return false;
366
367		$post = $jetpack->sync->get_post( $comment['comment_post_ID'] );
368		if ( !$post ) {
369		return false;
370		}
371
372		return $comment;
373		}
374
375	View Code Duplication	function get_comments( $args ) {
376		list( $comment_ids ) = $args;
377		$comment_ids = array_map( 'intval', (array) $comment_ids );
378		$jp = Jetpack::init();
379		$sync_data = $jp->sync->get_content( array( 'comments' => $comment_ids ) );
380
381		return $sync_data;
382		}
383
384		function update_attachment_parent( $args ) {
385		$attachment_id = (int) $args[0];
386		$parent_id = (int) $args[1];
387
388		return wp_update_post( array(
389		'ID' => $attachment_id,
390		'post_parent' => $parent_id,
391		) );
392		}
393
394		function json_api( $args = array() ) {
395		$json_api_args = $args[0];
396		$verify_api_user_args = $args[1];
397
398		$method = (string) $json_api_args[0];
399		$url = (string) $json_api_args[1];
400		$post_body = is_null( $json_api_args[2] ) ? null : (string) $json_api_args[2];
401		$user_details = (array) $json_api_args[4];
402		$locale = (string) $json_api_args[5];
403
404		if ( !$verify_api_user_args ) {
405		$user_id = 0;
406		} elseif ( 'internal' === $verify_api_user_args[0] ) {
407		$user_id = (int) $verify_api_user_args[1];
408		if ( $user_id ) {
409		$user = get_user_by( 'id', $user_id );
410		if ( !$user \|\| is_wp_error( $user ) ) {
411		return false;
412		}
413		}
414		} else {
415		$user_id = call_user_func( array( $this, 'test_api_user_code' ), $verify_api_user_args );
416		if ( !$user_id ) {
417		return false;
418		}
419		}
420
421		/* debugging
422		error_log( "-- begin json api via jetpack debugging -- " );
423		error_log( "METHOD: $method" );
424		error_log( "URL: $url" );
425		error_log( "POST BODY: $post_body" );
426		error_log( "VERIFY_ARGS: " . print_r( $verify_api_user_args, 1 ) );
427		error_log( "VERIFIED USER_ID: " . (int) $user_id );
428		error_log( "-- end json api via jetpack debugging -- " );
429		*/
430
431		if ( 'en' !== $locale ) {
432		// .org mo files are named slightly different from .com, and all we have is this the locale -- try to guess them.
433		$new_locale = $locale;
434		if ( strpos( $locale, '-' ) !== false ) {
435		$pieces = explode( '-', $locale );
		0 ignored issues – show Unused Code introduced 2015-11-20 23:03 UTC by Report Bug Copy Issue Report Show Similar Issues like this `$pieces` is not used, you could remove the assignment. This check looks for variable assignements that are either overwritten by other assignments or where the variable is not used subsequently. $myVar = 'Value'; $higher = false; if (rand(1, 6) > 3) { $higher = true; } else { $higher = false; } Both the `$myVar` assignment in line 1 and the `$higher` assignment in line 2 are dead. The first because `$myVar` is never used and the second because `$higher` is always overwritten for every possible time line. Loading history...
436		$new_locale = $locale_pieces[0];
		0 ignored issues – show Bug introduced 2015-11-20 23:03 UTC by Report Bug Copy Issue Report Show Similar Issues like this The variable `$locale_pieces` does not exist. Did you mean `$locale`? This check looks for variables that are accessed but have not been defined. It raises an issue if it finds another variable that has a similar name. The variable may have been renamed without also renaming all references. Loading history...
437		$new_locale .= ( ! empty( $locale_pieces[1] ) ) ? '_' . strtoupper( $locale_pieces[1] ) : '';
		0 ignored issues – show Bug introduced 2015-11-20 23:03 UTC by Report Bug Copy Issue Report Show Similar Issues like this The variable `$locale_pieces` does not exist. Did you mean `$locale`? This check looks for variables that are accessed but have not been defined. It raises an issue if it finds another variable that has a similar name. The variable may have been renamed without also renaming all references. Loading history...
438		} else {
439		// .com might pass 'fr' because thats what our language files are named as, where core seems
440		// to do fr_FR - so try that if we don't think we can load the file.
441		if ( ! file_exists( WP_LANG_DIR . '/' . $locale . '.mo' ) ) {
442		$new_locale = $locale . '_' . strtoupper( $locale );
443		}
444		}
445
446		if ( file_exists( WP_LANG_DIR . '/' . $new_locale . '.mo' ) ) {
447		unload_textdomain( 'default' );
448		load_textdomain( 'default', WP_LANG_DIR . '/' . $new_locale . '.mo' );
449		}
450		}
451
452		$old_user = wp_get_current_user();
453		wp_set_current_user( $user_id );
454
455		$token = Jetpack_Data::get_access_token( get_current_user_id() );
456		if ( !$token \|\| is_wp_error( $token ) ) {
457		return false;
458		}
459
460		define( 'REST_API_REQUEST', true );
461		define( 'WPCOM_JSON_API__BASE', 'public-api.wordpress.com/rest/v1' );
462
463		// needed?
464		require_once ABSPATH . 'wp-admin/includes/admin.php';
465
466		require_once JETPACK__PLUGIN_DIR . 'class.json-api.php';
467		$api = WPCOM_JSON_API::init( $method, $url, $post_body );
468		$api->token_details['user'] = $user_details;
469		require_once JETPACK__PLUGIN_DIR . 'class.json-api-endpoints.php';
470
471		$display_errors = ini_set( 'display_errors', 0 );
472		ob_start();
473		$content_type = $api->serve( false );
474		$output = ob_get_clean();
475		ini_set( 'display_errors', $display_errors );
476
477		$nonce = wp_generate_password( 10, false );
478		$hmac = hash_hmac( 'md5', $nonce . $output, $token->secret );
479
480		wp_set_current_user( isset( $old_user->ID ) ? $old_user->ID : 0 );
481
482		return array(
483		(string) $output,
484		(string) $nonce,
485		(string) $hmac,
486		);
487		}
488		}
489

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class.jetpack-xmlrpc-server.php (3 issues)

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