<?php

/**
 * Redux Framework Instance Container Class
 *
 * Automatically captures and stores all instances
 * of ReduxFramework at instantiation.
 *
 * @package     Redux_Framework
 * @subpackage  Core
 */
class ReduxFrameworkInstances {

    /**
     * ReduxFrameworkInstances
     * @var object
     */
    private static $instance;

    /**
     * ReduxFramework instances
     * @var array
     */
    private static $instances;

    /**
     * Get Instance
     *
     * Get ReduxFrameworkInstances instance
     * OR an instance of ReduxFramework by [opt_name]
     *
     * @param  string	$opt_name	the defined opt_name
     * @return object				class instance
     */
    public static function get_instance($opt_name = false) {

        if (is_null(self::$instance))
            self::$instance = new self();

        if ($opt_name && !empty(self::$instances[$opt_name])) {
            return self::$instances[$opt_name];
        }

        return self::$instance;
    }

    /**
     * Get all instantiated ReduxFramework instances (so far)
     * @return [type] [description]
     */
    public static function get_all_instances() {
        return self::$instances;
    }

    private function __construct() {
        add_action('redux/construct', array($this, 'capture'), 5, 1);
    }

    function capture($ReduxFramework) {
        $this->store($ReduxFramework);
    }

    private function store($ReduxFramework) {
        if ($ReduxFramework instanceof ReduxFramework) {
            $key = $ReduxFramework->args['opt_name'];
            self::$instances[$key] = $ReduxFramework;
        }
    }
}