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<?php

/**
 * E2pdf Post Helper
 * 
 * @copyright  Copyright 2017 https://e2pdf.com
 * @license    GPLv3
 * @version    1
 * @link       https://e2pdf.com
 * @since      0.00.01
 */
if (!defined('ABSPATH')) {
    die('Access denied.');
}

class Helper_E2pdf_Post {

    private $post = array();

    /**
     * On init
     * Assign $_POST params to $post
     */
    public function __construct() {
        if (!empty($_POST)) {
            $this->post = $_POST;
        }
    }

    /**
     * Get value from $_POST
     * 
     * @param string $key - Key of $_POST
     * 
     * @return mixed
     */
    public function get($key = false) {
        if (!$key) {
            if (!empty($this->post)) {
                return $this->post;
            } else {
                return array();
            }
        } else {
            if (isset($this->post[$key])) {
                return $this->post[$key];
            } else {
                return null;
            }
        }
    }

    /**
     * Set option by Key
     * 
     * @param string $key - Key of option
     * @param mixed $value - Value of option
     */
    public function set($key, $value) {
        $this->post[$key] = $value;
    }

}