104 lines
2.1 KiB
PHP
104 lines
2.1 KiB
PHP
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<?php
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/**
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* @package OpenCart
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* @author Daniel Kerr
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* @copyright Copyright (c) 2005 - 2022, OpenCart, Ltd. (https://www.opencart.com/)
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* @license https://opensource.org/licenses/GPL-3.0
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* @link https://www.opencart.com
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*/
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namespace Opencart\System\Engine;
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/**
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* Class Event
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*
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* https://github.com/opencart/opencart/wiki/Events-(script-notifications)-2.2.x.x
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*/
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class Event {
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/**
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* @var \Opencart\System\Engine\Registry
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*/
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protected $registry;
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/**
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* @var array
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*/
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protected array $data = [];
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/**
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* Constructor
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*
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* @param object $route
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*/
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public function __construct(\Opencart\System\Engine\Registry $registry) {
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$this->registry = $registry;
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}
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/**
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*
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*
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* @param string $trigger
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* @param object $action
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* @param int $priority
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*/
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public function register(string $trigger, \Opencart\System\Engine\Action $action, int $priority = 0): void {
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$this->data[] = [
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'trigger' => $trigger,
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'action' => $action,
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'priority' => $priority
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];
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$sort_order = [];
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foreach ($this->data as $key => $value) {
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$sort_order[$key] = $value['priority'];
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}
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array_multisort($sort_order, SORT_ASC, $this->data);
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}
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/**
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*
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*
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* @param string $event
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* @param array $args
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*/
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public function trigger(string $event, array $args = []): mixed {
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foreach ($this->data as $value) {
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if (preg_match('/^' . str_replace(['\*', '\?'], ['.*', '.'], preg_quote($value['trigger'], '/')) . '/', $event)) {
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$result = $value['action']->execute($this->registry, $args);
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if (!is_null($result) && !($result instanceof \Exception)) {
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return $result;
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}
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}
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}
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return '';
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}
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/**
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*
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*
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* @param string $trigger
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* @param string $route
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*/
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public function unregister(string $trigger, string $route): void {
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foreach ($this->data as $key => $value) {
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if ($trigger == $value['trigger'] && $value['action']->getId() == $route) {
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unset($this->data[$key]);
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}
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}
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}
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/**
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*
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*
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* @param string $trigger
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*/
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public function clear(string $trigger): void {
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foreach ($this->data as $key => $value) {
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if ($trigger == $value['trigger']) {
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unset($this->data[$key]);
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}
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}
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}
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}
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