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Omphaloskepsis/plugins/jetpack/require-lib.php
2018-03-21 18:19:20 +00:00

36 lines
982 B
PHP

<?php
function jetpack_require_lib( $slug ) {
if ( !preg_match( '|^[a-z0-9/_.-]+$|i', $slug ) ) {
trigger_error( "Cannot load a library with invalid slug $slug.", E_USER_ERROR );
return;
}
$basename = basename( $slug );
if ( defined( 'ABSPATH' ) && ! defined( 'WP_CONTENT_DIR' ) ) {
define( 'WP_CONTENT_DIR', ABSPATH . 'wp-content' ); // no trailing slash, full paths only - WP_CONTENT_URL is defined further down
}
$lib_dir = WP_CONTENT_DIR . '/lib';
/**
* Filter the location of the library directory.
*
* @since 2.5.0
*
* @param str $lib_dir Path to the library directory.
*/
$lib_dir = apply_filters( 'jetpack_require_lib_dir', $lib_dir );
$choices = array(
"$lib_dir/$slug.php",
"$lib_dir/$slug/0-load.php",
"$lib_dir/$slug/$basename.php",
);
foreach( $choices as $file_name ) {
if ( is_readable( $file_name ) ) {
require_once $file_name;
return;
}
}
trigger_error( "Cannot find a library with slug $slug.", E_USER_ERROR );
}