charitable / includes / forms / class-charitable-donation-amount-form.php

class-charitable-donation-amount-form.php in Charitable – Donation & Fundraising Platform (Donation Forms, Recurring Donations & Fundraising Campaigns) 1.8.13, at includes/forms/class-charitable-donation-amount-form.php

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1	<?php
2	/**
3	* Donation amount form model class.
4	*
5	* @package Charitable/Classes/Charitable_Donation_Amount_Form
6	* @author David Bisset
7	* @copyright Copyright (c) 2023, WP Charitable LLC
8	* @license http://opensource.org/licenses/gpl-2.0.php GNU Public License
9	* @since 1.0.0
10	* @version 1.5.0
11	*/
12
13	// Exit if accessed directly.
14	if ( ! defined( 'ABSPATH' ) ) {
15	exit;
16	}
17
18	if ( ! class_exists( 'Charitable_Donation_Amount_Form' ) ) :
19
20	/**
21	* Charitable_Donation_Amount_Form
22	*
23	* @since 1.0.0
24	*/
25	class Charitable_Donation_Amount_Form extends Charitable_Donation_Form implements Charitable_Donation_Form_Interface {
26
27	/**
28	* The current campaign.
29	*
30	* @since 1.0.0
31	*
32	* @var Charitable_Campaign
33	*/
34	protected $campaign;
35
36	/**
37	* Form fields.
38	*
39	* @since 1.0.0
40	*
41	* @var array
42	*/
43	protected $form_fields;
44
45	/**
46	* Nonce action.
47	*
48	* @since 1.0.0
49	*
50	* @var string
51	*/
52	protected $nonce_action = 'charitable_donation_amount';
53
54	/**
55	* Nonce name.
56	*
57	* @since 1.0.0
58	*
59	* @var string
60	*/
61	protected $nonce_name = '_charitable_donation_amount_nonce';
62
63	/**
64	* Action to be executed upon form submission.
65	*
66	* @since 1.0.0
67	*
68	* @var string
69	*/
70	protected $form_action = 'make_donation_streamlined';
71
72	/**
73	* Return the donation form fields.
74	*
75	* @since 1.0.0
76	*
77	* @return array[]
78	*/
79	public function get_fields() {
80	return $this->get_donation_fields();
81	}
82
83	/**
84	* Validate the form submission.
85	*
86	* @since 1.4.4
87	*
88	* @return boolean
89	*/
90	public function validate_submission() {
91	/* If we have already validated the submission, return the value. */
92	if ( $this->validated ) {
93	return $this->valid;
94	}
95
96	$this->validated = true;
97
98	$this->valid = $this->validate_security_check()
99	&& $this->check_required_fields( $this->get_merged_fields() )
100	&& $this->validate_amount();
101
102	$this->valid = apply_filters( 'charitable_validate_donation_amount_form_submission', $this->valid, $this );
103
104	return $this->valid;
105	}
106
107	/**
108	* Return the donation values.
109	*
110	* @since 1.0.0
111	*
112	* @return array
113	*/
114	public function get_donation_values() {
115	$submitted = $this->get_submitted_values();
116
117	$values = array(
118	'campaign_id' => $submitted['campaign_id'],
119	'amount' => self::get_donation_amount( $submitted ),
120	);
121
122	/**
123	* Filter the donation widget form submission amount.
124	*
125	* @since 1.0.0
126	*
127	* @param array $values The donation values, including a campaign_id and amount.
128	* @param array $submitted All the submitted values.
129	* @param Charitable_Donation_Amount_Form $form The form object.
130	*/
131	return apply_filters( 'charitable_donation_amount_form_submission_values', $values, $submitted, $this );
132	}
133
134	/**
135	* Redirect to payment form after submission.
136	*
137	* @since 1.0.0
138	* @version 1.8.8.6
139	*
140	* @param int $campaign_id The campaign we are donating to.
141	* @param int $amount The donation amount.
142	* @return void
143	*/
144	public function redirect_after_submission( $campaign_id, $amount ) {
145	if ( defined( 'DOING_AJAX' ) && DOING_AJAX ) {
146	return;
147	}
148
149	$redirect_url = charitable_get_permalink( 'campaign_donation_page', array( 'campaign_id' => $campaign_id ) );
150
151	if ( 'same_page' == charitable_get_option( 'donation_form_display', 'separate_page' ) ) { // phpcs:ignore Universal.Operators.StrictComparisons.LooseEqual
152	$redirect_url .= '#charitable-donation-form';
153	}
154
155	$redirect_url = apply_filters( 'charitable_donation_amount_form_redirect', $redirect_url, $campaign_id, $amount );
156
157	// Check if URL is external and add to allowed hosts if needed.
158	$parsed_url = wp_parse_url( $redirect_url );
159	if ( ! empty( $parsed_url['host'] ) ) {
160	$redirect_host = $parsed_url['host'];
161	$site_host = wp_parse_url( home_url(), PHP_URL_HOST );
162
163	// If redirecting to external host, add it to allowed redirect hosts.
164	if ( $redirect_host !== $site_host ) {
165	add_filter(
166	'allowed_redirect_hosts',
167	function( $hosts ) use ( $redirect_host ) {
168	if ( ! in_array( $redirect_host, $hosts, true ) ) {
169	$hosts[] = $redirect_host;
170	}
171	return $hosts;
172	}
173	);
174	}
175	}
176
177	wp_safe_redirect( esc_url_raw( $redirect_url ) );
178
179	exit();
180	}
181
182	/**
183	* Render the donation form.
184	*
185	* @since 1.0.0
186	*
187	* @return void
188	*/
189	public function render() {
190	/* Load the script if it hasn't been loaded yet. */
191	if ( ! wp_script_is( 'charitable-script', 'enqueued' ) ) {
192
193	if ( ! class_exists( 'Charitable_Public' ) ) {
194	require_once( charitable()->get_path( 'public' ) . 'class-charitable-public.php' );
195	}
196
197	Charitable_Public::get_instance()->enqueue_donation_form_scripts();
198	}
199
200	charitable_template(
201	'donation-form/form-donation.php',
202	array(
203	'campaign' => $this->get_campaign(),
204	'form_template' => $this->get_form_template(),
205	'form' => $this,
206	'form_id' => 'charitable-donation-amount-form',
207	)
208	);
209	}
210	}
211
212	endif;
213