opt-in-wpmudev-api.php — Hustle – Email Marketing, Lead Generation, Optins, Popups 7.8.9

wordpress-popup / inc / opt-in-wpmudev-api.php

wordpress-popup / inc Last commit date

opt-in-wpmudev-api.php

116 lines

1	<?php // phpcs:ignore WordPress.Files.FileName.InvalidClassFileName
2	/**
3	* Opt_In_WPMUDEV_API
4	*
5	* @package Hustle
6	*/
7
8	/**
9	* Class Opt_In_WPMUDEV_API
10	*/
11	class Opt_In_WPMUDEV_API {
12	const DOMAIN = 'https://wpmudev.com';
13	const REDIRECT_URI = 'https://wpmudev.com/api/hustle/v1/provider';
14
15	/**
16	* Nonce option name
17	*
18	* @var string
19	*/
20	private $nonce_option_name = 'hustle_custom_nonce';
21
22	/**
23	* Helper function to generate unique none changeable nonce.
24	*
25	* @return string The unique nonce value.
26	*/
27	public function get_nonce_value() {
28	$nonce = get_option( $this->nonce_option_name );
29
30	if ( empty( $nonce ) ) {
31	/**
32	* Generate the nonce value only once to avoid error response
33	* when retrieving access token.
34	*/
35	$nonce = wp_generate_password( 40, false, false );
36
37	update_option( $this->nonce_option_name, $nonce );
38	}
39
40	return $nonce;
41	}
42
43	/**
44	* Helper function to validate nonce value.
45	*
46	* @param string $nonce Nonce.
47	*
48	* @return bool
49	*/
50	public function verify_nonce( $nonce ) {
51	return $nonce === $this->get_nonce_value();
52	}
53
54	/**
55	* Get redirect URL
56	*
57	* @param string $provider Provider.
58	* @param string $action Action.
59	* @param array $params Params.
60	* @param bool $migration Migration.
61	* @return string
62	*/
63	public function redirect_uri( $provider, $action, $params = array(), $migration = 0 ) {
64	$params = wp_parse_args(
65	$params,
66	array(
67	'action' => $action,
68	'provider' => $provider,
69	'wpnonce' => $this->get_nonce_value(),
70	'migrate' => true === $migration ? 1 : 0,
71	'redirect' => site_url( '/' ),
72	)
73	);
74
75	return add_query_arg( $params, self::REDIRECT_URI );
76	}
77
78	/**
79	* Validates request callback from WPMU DEV
80	*
81	* @param string $provider Provider.
82	* @return bool
83	*/
84	public function validate_callback_request( $provider ) {
85	$wpnonce = filter_input( INPUT_GET, 'wpnonce', FILTER_SANITIZE_SPECIAL_CHARS );
86	$domain = filter_input( INPUT_GET, 'domain', FILTER_VALIDATE_URL );
87	$provider_input = filter_input( INPUT_GET, 'provider', FILTER_SANITIZE_SPECIAL_CHARS );
88
89	return ! empty( $wpnonce ) && $this->verify_nonce( $wpnonce )
90	&& self::DOMAIN === $domain && $provider === $provider_input;
91	}
92
93	/**
94	* Print error page on failed integration.
95	*
96	* @param string $message Message.
97	* @param string $retry_url Retry URL.
98	* @param string $cancel_url Cancel URL.
99	*/
100	public function api_die( $message, $retry_url = '', $cancel_url = '' ) {
101	$html = sprintf( '<p><img src="%s" /></p>', esc_url( Opt_In::$plugin_url . 'assets/img/hustle.png' ) );
102	$html .= sprintf( '<p>%s</p>', esc_html( $message ) );
103
104	if ( ! empty( $retry_url ) ) {
105	$html .= sprintf( '<a href="%s" class="button button-large">%s</a>', esc_url( $retry_url ), esc_html__( 'Retry', 'hustle' ) ); }
106
107	if ( ! empty( $cancel_url ) ) {
108	$html .= sprintf( ' <a href="%s" class="button button-large">%s</a>', esc_url( $cancel_url ), esc_html__( 'Cancel', 'hustle' ) ); }
109
110	$html = sprintf( '<div style="text-align: center;">%s</div>', $html );
111
112	/* translators: Plugin name */
113	wp_die( wp_kses_post( $html ), esc_html( sprintf( __( '%s failure notice.', 'hustle' ), Opt_In_Utils::get_plugin_name() ) ), 403 );
114	}
115	}
116