88 lines
2.3 KiB
PHP
88 lines
2.3 KiB
PHP
<?php
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/**
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* Returns the ActivityPub default JSON-context
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*
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* @return array the activitypub context
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*/
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function get_activitypub_context() {
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$context = array(
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'https://www.w3.org/ns/activitystreams',
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'https://w3id.org/security/v1',
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array(
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'manuallyApprovesFollowers' => 'as:manuallyApprovesFollowers',
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'sensitive' => 'as:sensitive',
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'movedTo' => array(
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'@id' => 'as:movedTo',
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'@type' => '@id',
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),
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'Hashtag' => 'as:Hashtag',
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'ostatus' => 'http://ostatus.org#',
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'atomUri' => 'ostatus:atomUri',
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'inReplyToAtomUri' => 'ostatus:inReplyToAtomUri',
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'conversation' => 'ostatus:conversation',
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'toot' => 'http://joinmastodon.org/ns#',
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'Emoji' => 'toot:Emoji',
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'focalPoint' => array(
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'@container' => '@list',
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'@id' => 'toot:focalPoint',
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),
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'featured' => array(
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'@id' => 'toot:featured',
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'@type' => '@id',
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),
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'schema' => 'http://schema.org#',
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'PropertyValue' => 'schema:PropertyValue',
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'value' => 'schema:value',
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),
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);
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return apply_filters( 'activitypub_json_context', $context );
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}
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if ( ! function_exists( 'base64_url_encode' ) ) {
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/**
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* Encode data
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*
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* @param string $input input text
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*
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* @return string the encoded text
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*/
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function base64_url_encode( $input ) {
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return strtr( base64_encode( $input ), '+/', '-_' ); // phpcs:ignore
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}
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}
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if ( ! function_exists( 'base64_url_decode' ) ) {
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/**
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* Dencode data
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*
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* @param string $input input text
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*
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* @return string the decoded text
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*/
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function base64_url_decode( $input ) {
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return base64_decode( strtr( $input, '-_', '+/' ) ); // phpcs:ignore
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}
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}
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function activitypub_safe_remote_post( $url, $body, $author_id ) {
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$date = gmdate( 'D, d M Y H:i:s T' );
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$signature = Activitypub_Signature::generate_signature( $author_id, $url, $date );
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$wp_version = get_bloginfo( 'version' );
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$user_agent = apply_filters( 'http_headers_useragent', 'WordPress/' . $wp_version . '; ' . get_bloginfo( 'url' ) );
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$args = array(
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'timeout' => 100,
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'limit_response_size' => 1048576,
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'redirection' => 3,
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'user-agent' => "$user_agent; ActivityPub",
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'headers' => array(
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'Accept' => 'application/activity+json',
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'Content-Type' => 'application/activity+json',
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'Signature' => $signature,
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'Date' => $date,
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),
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'body' => $body,
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);
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$response = wp_safe_remote_post( $url, $args );
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}
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