82 lines
1.7 KiB
PHP
82 lines
1.7 KiB
PHP
<?php if ( ! defined( 'SOFTOBA_THEME_DIR' ) ) {
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exit( 'No direct script access allowed' );}
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/**
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* Object Registry
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*/
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class SOFTOBA_Registry {
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/**
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* Holds an instance of the class
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*/
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private static $instance;
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/**
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* Short names of some know objects
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*
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* @var array
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*/
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private $knownObjects = array();
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/**
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* Restrict direct initialization, use Registry::getInstance() instead
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*/
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private function __construct() {
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}
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/**
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* Get instance of the object (the singleton method)
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*
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* @return Registry
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*/
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public static function getInstance() {
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if ( ! isset( self::$instance ) ) {
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self::$instance = new self();
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}
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return self::$instance;
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}
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/**
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* Dynamically load missing object and assign it to the Registry property
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*
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* @param string $obj Object name (first char will be converted to upper case)
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* @return object
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*/
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function __get( $obj ) {
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if ( ! isset( $this->knownObjects[ $obj ] ) ) {
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try {
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$this->_save_object( $obj );
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} catch ( Exception $e ) {
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echo esc_html( $e->getTraceAsString() );
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}
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}
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return $this->knownObjects[ $obj ];
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}
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private function _save_object( $obj ) {
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if ( function_exists( 'mb_convert_case' ) ) {
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$objname = 'SOFTOBA_' . mb_convert_case( $obj, MB_CASE_TITLE, 'UTF-8' );
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} else {
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$objname = 'SOFTOBA_' . ucfirst( $obj );
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}
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if ( is_string( $obj ) && ! isset( $this->$obj ) && class_exists( $objname ) ) {
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$this->knownObjects[ $obj ] = new $objname();
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}
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}
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/**
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* Prevent users to clone the instance
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*/
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public function __clone() {
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trigger_error( 'Clone is not allowed.', E_USER_ERROR );
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}
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}
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if ( ! function_exists( 'SOFTOBA_Registry' ) ) {
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function SOFTOBA_Registry() {
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return SOFTOBA_Registry::getInstance();
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}
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}
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