pterotype/inc/activities.php

108 lines
3.0 KiB
PHP

<?php
namespace activities;
function get_activity( $id ) {
global $wpdb;
$activity_json = $wpdb->get_var( $wpdb->prepare(
'SELECT activity FROM activitypub_activities WHERE id = %d', $id
) );
if ( is_null( $activity_json ) ) {
return new \WP_Error(
'not_found', __( 'Activity not found', 'activitypub' ), array( 'status' => 404 )
);
}
$activity = json_decode( $activity_json, true );
return $activity;
}
function get_activity_by_activitypub_id( $activitypub_id ) {
global $wpdb;
$activity_json = $wpdb->get_var( $wpdb->prepare(
'SELECT activity FROM activitypub_activities WHERE id = %s', $activitypub_id
) );
if ( is_null( $activity_json ) ) {
return new \WP_Error(
'not_found', __( 'Activity not found', 'activitypub' ), array( 'status' => 404 )
);
}
$activity = json_decode( $activity_json, true );
return $activity;
}
function strip_private_fields( $activity ) {
if ( array_key_exists( 'bto', $activity ) ) {
unset( $activity['bto'] );
}
if ( array_key_exists( 'bcc', $activity ) ) {
unset( $activity['bcc'] );
}
return $activity;
}
function persist_activity( $activity ) {
global $wpdb;
if ( !array_key_exists( 'id', $activity ) ) {
return new \WP_Error(
'invalid_activity',
__( 'Activity must have an "id" field', 'activitypub' ),
array( 'status' => 400 )
);
}
$activitypub_id = $activity['id'];
$wpdb->insert( 'activitypub_activities', array(
'activitypub_id' => $activitypub_id,
'activity' => wp_json_encode( $activity )
) );
return $activity;
}
function create_local_activity( $activity ) {
global $wpdb;
$res = $wpdb->insert( 'activitypub_activities', array(
'activity' => wp_json_encode( $activity )
) );
if ( !$res ) {
return new \WP_Error(
'db_error', __( 'Failed to insert activity row', 'activitypub' )
);
}
$activity_id = $wpdb->insert_id;
$activity_url = get_rest_url( null, sprintf( '/activitypub/v1/activity/%d', $id ) );
$activity['id'] = $activity_url;
$res = $wpdb->replace(
'activitypub_activities',
array(
'id' => $activity_id,
'activitypub_id' => $activity_url,
'activity' => $activity
),
array( '%d', '%s', '%s' )
);
if ( !$res ) {
return new \WP_Error(
'db_error', __( 'Failed to hydrate activity id', 'activitypub' )
);
}
return $activity;
}
function create_activities_table() {
global $wpdb;
$wpdb->query(
"
CREATE TABLE IF NOT EXISTS activitypub_activities (
id INT UNSIGNED AUTO_INCREMENT PRIMARY KEY,
activitypub_id TEXT UNIQUE NOT NULL,
activity TEXT NOT NULL
);
"
);
$wpdb->query(
"
CREATE UNIQUE INDEX ACTIVITYPUB_ID_INDEX
ON activitypub_activities (activitypub_id);
"
);
}
?>