add backward compatibility support (#489)

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Matthias Pfefferle 2023-10-10 08:12:15 +02:00 committed by GitHub
parent c9fa9b8d33
commit cbb5570a1b
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3 changed files with 38 additions and 13 deletions

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@ -17,6 +17,7 @@ namespace Activitypub;
use function Activitypub\site_supports_blocks; use function Activitypub\site_supports_blocks;
require_once __DIR__ . '/includes/compat.php';
require_once __DIR__ . '/includes/functions.php'; require_once __DIR__ . '/includes/functions.php';
/** /**

37
includes/compat.php Normal file
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@ -0,0 +1,37 @@
<?php
/**
* ActivityPub implementation for WordPress/PHP functions either missing from older WordPress/PHP versions or not included by default.
*/
if ( ! function_exists( 'str_starts_with' ) ) {
/**
* Polyfill for `str_starts_with()` function added in PHP 8.0.
*
* Performs a case-sensitive check indicating if
* the haystack begins with needle.
*
* @param string $haystack The string to search in.
* @param string $needle The substring to search for in the `$haystack`.
* @return bool True if `$haystack` starts with `$needle`, otherwise false.
*/
function str_starts_with( $haystack, $needle ) {
if ( '' === $needle ) {
return true;
}
return 0 === strpos( $haystack, $needle );
}
}
if ( ! function_exists( 'get_self_link' ) ) {
/**
* Returns the link for the currently displayed feed.
*
* @return string Correct link for the atom:self element.
*/
function get_self_link() {
$host = wp_parse_url( home_url() );
$path = isset( $_SERVER['REQUEST_URI'] ) ? sanitize_text_field( wp_unslash( $_SERVER['REQUEST_URI'] ) ) : '';
return esc_url( apply_filters( 'self_link', set_url_scheme( 'http://' . $host['host'] . $path ) ) );
}
}

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@ -439,19 +439,6 @@ function is_single_user() {
return false; return false;
} }
if ( ! function_exists( 'get_self_link' ) ) {
/**
* Returns the link for the currently displayed feed.
*
* @return string Correct link for the atom:self element.
*/
function get_self_link() {
$host = wp_parse_url( home_url() );
$path = isset( $_SERVER['REQUEST_URI'] ) ? sanitize_text_field( wp_unslash( $_SERVER['REQUEST_URI'] ) ) : '';
return esc_url( apply_filters( 'self_link', set_url_scheme( 'http://' . $host['host'] . $path ) ) );
}
}
/** /**
* Check if a site supports the block editor. * Check if a site supports the block editor.
* *