Foundation.php at 0a360f7 ⋅ terrylinooo/shieldon

<?php
/**
 * This file is part of the Shieldon package.
 *
 * (c) Terry L. <contact@terryl.in>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 * 
 * php version 7.1.0
 * 
 * @category  Web-security
 * @package   Shieldon
 * @author    Terry Lin <contact@terryl.in>
 * @copyright 2019 terrylinooo
 * @license   https://github.com/terrylinooo/shieldon/blob/2.x/LICENSE MIT
 * @link      https://github.com/terrylinooo/shieldon
 * @see       https://shieldon.io
 */

declare(strict_types=1);

namespace Shieldon\Firewall\Captcha;

use Shieldon\Firewall\Captcha\CaptchaProvider;

use function Shieldon\Firewall\get_request;
use function Shieldon\Firewall\unset_superglobal;

/**
 * Basic form.
 */
class Foundation extends CaptchaProvider
{
    /**
     * Constructor.
     *
     * It will implement default configuration settings here.
     *
     * @array $config
     *
     * @return void
     */
    public function __construct()
    {
        parent::__construct();
    }

    /**
     * Response the result.
     *
     * @return bool
     */
    public function response(): bool
    {
        $postParams = get_request()->getParsedBody();
 
        if (empty($postParams['shieldon_captcha'])) {
            return false;
        }

        $flag = false;

        if ($postParams['shieldon_captcha'] === 'ok') {
            $flag = true;
        }

        // Prevent detecting POST method on RESTful frameworks.
        unset_superglobal('shieldon_captcha', 'post');

        return $flag;
    }

    /**
     * Output a required HTML.
     *
     * @return string
     */
    public function form(): string
    {
        $html  = '<input id="shieldon-captcha-example" type="hidden" name="shieldon_captcha">';
        $html .= '<script>document.getElementById("shieldon-captcha-example").value = "ok";</script>';

        return $html;
    }
}

Read our documentation on viewing source code .

1		<?php
2		/**
3		* This file is part of the Shieldon package.
4		*
5		* (c) Terry L. <contact@terryl.in>
6		*
7		* For the full copyright and license information, please view the LICENSE
8		* file that was distributed with this source code.
9		*
10		* php version 7.1.0
11		*
12		* @category Web-security
13		* @package Shieldon
14		* @author Terry Lin <contact@terryl.in>
15		* @copyright 2019 terrylinooo
16		* @license https://github.com/terrylinooo/shieldon/blob/2.x/LICENSE MIT
17		* @link https://github.com/terrylinooo/shieldon
18		* @see https://shieldon.io
19		*/
20
21		declare(strict_types=1);
22
23		namespace Shieldon\Firewall\Captcha;
24
25		use Shieldon\Firewall\Captcha\CaptchaProvider;
26
27		use function Shieldon\Firewall\get_request;
28		use function Shieldon\Firewall\unset_superglobal;
29
30		/**
31		* Basic form.
32		*/
33		class Foundation extends CaptchaProvider
34		{
35		/**
36		* Constructor.
37		*
38		* It will implement default configuration settings here.
39		*
40		* @array $config
41		*
42		* @return void
43		*/
44	3	public function __construct()
45		{
46	3	parent::__construct();
47		}
48
49		/**
50		* Response the result.
51		*
52		* @return bool
53		*/
54	3	public function response(): bool
55		{
56	3	$postParams = get_request()->getParsedBody();
57
58	3	if (empty($postParams['shieldon_captcha'])) {
59	3	return false;
60		}
61
62	3	$flag = false;
63
64	3	if ($postParams['shieldon_captcha'] === 'ok') {
65	3	$flag = true;
66		}
67
68		// Prevent detecting POST method on RESTful frameworks.
69	3	unset_superglobal('shieldon_captcha', 'post');
70
71	3	return $flag;
72		}
73
74		/**
75		* Output a required HTML.
76		*
77		* @return string
78		*/
79	3	public function form(): string
80		{
81	3	$html = '<input id="shieldon-captcha-example" type="hidden" name="shieldon_captcha">';
82	3	$html .= '<script>document.getElementById("shieldon-captcha-example").value = "ok";</script>';
83
84	3	return $html;
85		}
86		}

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