Event-Federation/wordpress-activitypub
Event-Federation/wordpress-activitypub
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prepare migration

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This commit is contained in:
Matthias Pfefferle 2023-04-27 14:34:54 +02:00
parent ec822535c9
commit 230aaa5b24
5 changed files with 166 additions and 66 deletions
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2
activitypub.php
View file

@ -32,8 +32,10 @@ function init() {
\define( 'ACTIVITYPUB_OBJECT', 'ACTIVITYPUB_OBJECT' );
require_once \dirname( __FILE__ ) . '/includes/table/class-followers.php';
require_once \dirname( __FILE__ ) . '/includes/class-http.php';
require_once \dirname( __FILE__ ) . '/includes/class-signature.php';
require_once \dirname( __FILE__ ) . '/includes/class-webfinger.php';
require_once \dirname( __FILE__ ) . '/includes/class-migration.php';
require_once \dirname( __FILE__ ) . '/includes/peer/class-followers.php';
require_once \dirname( __FILE__ ) . '/includes/functions.php';

93
includes/class-http.php Normal file
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@ -0,0 +1,93 @@
<?php
namespace Activitypub;
use WP_Error;
/**
* ActivityPub HTTP Class
*
* @author Matthias Pfefferle
*/
class Http {
/**
* Send a POST Request with the needed HTTP Headers
*
* @param string $url The URL endpoint
* @param string $body The Post Body
* @param int $user_id The WordPress User-ID
*
* @return array|WP_Error The POST Response or an WP_ERROR
*/
public static function post( $url, $body, $user_id ) {
$date = \gmdate( 'D, d M Y H:i:s T' );
$digest = Signature::generate_digest( $body );
$signature = Signature::generate_signature( $user_id, 'post', $url, $date, $digest );
$wp_version = \get_bloginfo( 'version' );
$user_agent = \apply_filters( 'http_headers_useragent', 'WordPress/' . $wp_version . '; ' . \get_bloginfo( 'url' ) );
$args = array(
'timeout' => 100,
'limit_response_size' => 1048576,
'redirection' => 3,
'user-agent' => "$user_agent; ActivityPub",
'headers' => array(
'Accept' => 'application/activity+json',
'Content-Type' => 'application/activity+json',
'Digest' => "SHA-256=$digest",
'Signature' => $signature,
'Date' => $date,
),
'body' => $body,
);
$response = \wp_safe_remote_get( $url, $args );
$code = \wp_remote_retrieve_response_code( $response );
if ( 400 >= $code && 500 <= $code ) {
$response = new WP_Error( $code, __( 'Failed HTTP Request', 'activitypub' ) );
}
\do_action( 'activitypub_safe_remote_post_response', $response, $url, $body, $user_id );
return $response;
}
/**
* Send a GET Request with the needed HTTP Headers
*
* @param string $url The URL endpoint
* @param int $user_id The WordPress User-ID
*
* @return array|WP_Error The GET Response or an WP_ERROR
*/
public static function get( $url, $user_id ) {
$date = \gmdate( 'D, d M Y H:i:s T' );
$signature = Signature::generate_signature( $user_id, 'get', $url, $date );
$wp_version = \get_bloginfo( 'version' );
$user_agent = \apply_filters( 'http_headers_useragent', 'WordPress/' . $wp_version . '; ' . \get_bloginfo( 'url' ) );
$args = array(
'timeout' => apply_filters( 'activitypub_remote_get_timeout', 100 ),
'limit_response_size' => 1048576,
'redirection' => 3,
'user-agent' => "$user_agent; ActivityPub",
'headers' => array(
'Accept' => 'application/activity+json',
'Content-Type' => 'application/activity+json',
'Signature' => $signature,
'Date' => $date,
),
);
$response = \wp_safe_remote_get( $url, $args );
$code = \wp_remote_retrieve_response_code( $response );
if ( 400 >= $code && 500 <= $code ) {
$response = new WP_Error( $code, __( 'Failed HTTP Request', 'activitypub' ) );
}
\do_action( 'activitypub_safe_remote_get_response', $response, $url, $user_id );
return $response;
}
}

68
includes/class-migration.php Normal file
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@ -0,0 +1,68 @@
<?php
namespace Activitypub;
class Migration {
/**
* Which internal datastructure version we are running on.
*
* @var int
*/
private static $target_version = '1.0.0';
public static function get_target_version() {
return self::$target_version;
}
public static function get_version() {
return get_option( 'activitypub_db_version', 0 );
}
/**
* Whether the database structure is up to date.
*
* @return bool
*/
public static function is_latest_version() {
return (bool) version_compare(
self::get_version(),
self::get_target_version(),
'=='
);
}
/**
* Updates the database structure if necessary.
*/
public static function maybe_migrate() {
if ( self::is_latest_version() ) {
//return;
}
$version_from_db = self::get_version();
//if ( version_compare( $version_from_db, '1.0.0', '<' ) ) {
self::migrate_to_1_0_0();
//}
update_option( 'activitypub_db_version', self::$target_version );
}
/**
* The Migration for Plugin Version 1.0.0 and DB Version 1.0.0
*
* @since 5.0.0
*
* @return void
*/
public static function migrate_to_1_0_0() {
foreach ( get_users( array( 'fields' => 'ID' ) ) as $user_id ) {
$followes = get_user_meta( $user_id, 'activitypub_followers', true );
if ( $followes ) {
foreach ( $followes as $follower ) {
Collection\Followers::add_follower( $user_id, $follower );
}
}
}
}
}

16
includes/collection/class-followers.php
View file

@ -374,20 +374,4 @@ class Followers {
return array_filter( $results );
}
/**
* Migrate Followers
*
* @param int $user_id The ID of the WordPress User
* @return void
*/
public static function migrate_followers( $user_id ) {
$followes = get_user_meta( $user_id, 'activitypub_followers', true );
if ( $followes ) {
foreach ( $followes as $follower ) {
self::add_follower( $user_id, $follower );
}
}
}
}

53
includes/functions.php
View file

@ -33,58 +33,11 @@ function get_context() {
}
function safe_remote_post( $url, $body, $user_id ) {
$date = \gmdate( 'D, d M Y H:i:s T' );
$digest = \Activitypub\Signature::generate_digest( $body );
$signature = \Activitypub\Signature::generate_signature( $user_id, 'post', $url, $date, $digest );
$wp_version = \get_bloginfo( 'version' );
$user_agent = \apply_filters( 'http_headers_useragent', 'WordPress/' . $wp_version . '; ' . \get_bloginfo( 'url' ) );
$args = array(
'timeout' => 100,
'limit_response_size' => 1048576,
'redirection' => 3,
'user-agent' => "$user_agent; ActivityPub",
'headers' => array(
'Accept' => 'application/activity+json',
'Content-Type' => 'application/activity+json',
'Digest' => "SHA-256=$digest",
'Signature' => $signature,
'Date' => $date,
),
'body' => $body,
);
$response = \wp_safe_remote_post( $url, $args );
\do_action( 'activitypub_safe_remote_post_response', $response, $url, $body, $user_id );
return $response;
return \Activitypub\Http::post( $url, $body, $user_id );
}
function safe_remote_get( $url, $user_id ) {
$date = \gmdate( 'D, d M Y H:i:s T' );
$signature = Signature::generate_signature( $user_id, 'get', $url, $date );
$wp_version = \get_bloginfo( 'version' );
$user_agent = \apply_filters( 'http_headers_useragent', 'WordPress/' . $wp_version . '; ' . \get_bloginfo( 'url' ) );
$args = array(
'timeout' => apply_filters( 'activitypub_remote_get_timeout', 100 ),
'limit_response_size' => 1048576,
'redirection' => 3,
'user-agent' => "$user_agent; ActivityPub",
'headers' => array(
'Accept' => 'application/activity+json',
'Content-Type' => 'application/activity+json',
'Signature' => $signature,
'Date' => $date,
),
);
$response = \wp_safe_remote_get( $url, $args );
\do_action( 'activitypub_safe_remote_get_response', $response, $url, $user_id );
return $response;
return \Activitypub\Http::get( $url, $user_id );
}
/**
@ -149,7 +102,7 @@ function get_remote_metadata_by_actor( $actor ) {
return 3;
};
add_filter( 'activitypub_remote_get_timeout', $short_timeout );
$response = \Activitypub\safe_remote_get( $actor, $user_id );
$response = Http::get( $actor, $user_id );
remove_filter( 'activitypub_remote_get_timeout', $short_timeout );
if ( \is_wp_error( $response ) ) {
\set_transient( $transient_key, $response, HOUR_IN_SECONDS ); // Cache the error for a shorter period.