give / includes / gateways / actions.php

actions.php in GiveWP – Donation Plugin and Fundraising Platform 2.12.0, at includes/gateways/actions.php

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1	<?php
2	/**
3	* Gateway Actions
4	*
5	* @package Give
6	* @subpackage Gateways
7	* @copyright Copyright (c) 2016, GiveWP
8	* @license https://opensource.org/licenses/gpl-license GNU Public License
9	* @since 1.0
10	*/
11
12	// Exit if accessed directly.
13	if ( ! defined( 'ABSPATH' ) ) {
14	exit;
15	}
16
17	/**
18	* Processes gateway select on checkout. Only for users without ajax / javascript
19	*
20	* @since 1.0
21	*
22	* @param $data
23	*/
24	function give_process_gateway_select( $data ) {
25	if ( isset( $_POST['gateway_submit'] ) ) {
26	wp_redirect( esc_url( add_query_arg( 'payment-mode', $_POST['payment-mode'] ) ) );
27	exit;
28	}
29	}
30
31	add_action( 'give_gateway_select', 'give_process_gateway_select' );
32
33	/**
34	* Loads a payment gateway via AJAX.
35	*
36	* @since 1.0
37	*
38	* @return void
39	*/
40	function give_load_ajax_gateway() {
41
42	$post_data = give_clean( $_POST ); // WPCS: input var ok, CSRF ok.
43
44	if (
45	! isset( $post_data['nonce'] )
46	\|\| ! give_verify_donation_form_nonce( $post_data['nonce'], $post_data['give_form_id'] )
47	) {
48	Give_Notices::print_frontend_notice( __( 'We\'re unable to recognize your session. Please refresh the screen to try again; otherwise contact your website administrator for assistance.', 'give' ), true, 'error' );
49	exit();
50
51	} elseif ( isset( $post_data['give_payment_mode'] ) ) {
52
53	$form_id_prefix = ! empty( $post_data['give_form_id_prefix'] ) ? $post_data['give_form_id_prefix'] : '';
54
55	$args = array(
56	'id_prefix' => $form_id_prefix,
57	);
58
59	/**
60	* Fire to render donation form.
61	*
62	* @since 1.7
63	*/
64	do_action( 'give_donation_form', $post_data['give_form_id'], $args );
65
66	exit();
67	}
68	}
69
70	add_action( 'wp_ajax_give_load_gateway', 'give_load_ajax_gateway' );
71	add_action( 'wp_ajax_nopriv_give_load_gateway', 'give_load_ajax_gateway' );
72
73	/**
74	* Create wp nonce using Ajax call.
75	*
76	* Use give_donation_form_nonce() js fn to create nonce.
77	*
78	* @since 2.0
79	*
80	* @return void
81	*/
82	function give_donation_form_nonce() {
83	if ( isset( $_POST['give_form_id'] ) ) {
84
85	// Get donation form id.
86	$form_id = is_numeric( $_POST['give_form_id'] ) ? absint( $_POST['give_form_id'] ) : 0;
87
88	// Send nonce json data.
89	wp_send_json_success( wp_create_nonce( "give_donation_form_nonce_{$form_id}" ) );
90	}
91	}
92
93	add_action( 'wp_ajax_give_donation_form_nonce', 'give_donation_form_nonce' );
94	add_action( 'wp_ajax_nopriv_give_donation_form_nonce', 'give_donation_form_nonce' );
95
96
97	/**
98	* Create all nonce of donation form using Ajax call.
99	* Note: only for internal use
100	*
101	* @since 2.2.0
102	*
103	* @return void
104	*/
105	function __give_donation_form_reset_all_nonce() {
106	if ( isset( $_POST['give_form_id'] ) ) {
107
108	// Get donation form id.
109	$form_id = is_numeric( $_POST['give_form_id'] ) ? absint( $_POST['give_form_id'] ) : 0;
110
111	$data = array(
112	'give_form_hash' => wp_create_nonce( "give_donation_form_nonce_{$form_id}" ),
113	'give_form_user_register_hash' => wp_create_nonce( "give_form_create_user_nonce_{$form_id}" ),
114	);
115
116	/**
117	* Filter the ajax request data
118	*
119	* @since 2.2.0
120	*/
121	$data = apply_filters( 'give_donation_form_reset_all_nonce_data', $data );
122
123	// Send nonce json data.
124	wp_send_json_success( $data );
125	}
126
127	wp_send_json_error();
128	}
129
130	add_action( 'wp_ajax_give_donation_form_reset_all_nonce', '__give_donation_form_reset_all_nonce' );
131	add_action( 'wp_ajax_nopriv_give_donation_form_reset_all_nonce', '__give_donation_form_reset_all_nonce' );
132
133	/**
134	* Sets an error within the donation form if no gateways are enabled.
135	*
136	* @todo: we can deprecate this function in future because gateways will not empty if get via Give API.
137	*
138	* @since 1.0
139	*
140	* @return void
141	*/
142	function give_no_gateway_error() {
143	$gateways = give_get_enabled_payment_gateways();
144
145	if ( empty( $gateways ) ) {
146	give_set_error( 'no_gateways', esc_html__( 'You must enable a payment gateway to use Give.', 'give' ) );
147	} else {
148	give_unset_error( 'no_gateways' );
149	}
150	}
151
152	add_action( 'init', 'give_no_gateway_error' );
153