charitable / includes / emails / fields / class-charitable-email-fields-donation.php

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

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1	<?php
2	/**
3	* Email Fields Donation class.
4	*
5	* @package Charitable/Classes/Charitable_Email_Fields_Donation
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 1.5.0
10	* @version 1.8.0
11	*/
12
13	// Exit if accessed directly.
14	if ( ! defined( 'ABSPATH' ) ) {
15	exit;
16	}
17
18	if ( ! class_exists( 'Charitable_Email_Fields_Donation' ) ) :
19
20	/**
21	* Charitable_Email_Fields class.
22	*
23	* @since 1.5.0
24	*/
25	class Charitable_Email_Fields_Donation implements Charitable_Email_Fields_Interface {
26
27	/**
28	* The Charitable_Donation object.
29	*
30	* @since 1.5.0
31	*
32	* @var Charitable_Donation
33	*/
34	private $donation;
35
36	/**
37	* Email.
38	*
39	* @since 1.8.0
40	*
41	* @var string
42	*/
43	public $email;
44
45	/**
46	* Preview.
47	*
48	* @since 1.8.0
49	*
50	* @var string
51	*/
52	public $preview;
53
54	/**
55	* Fields.
56	*
57	* @since 1.8.0
58	*
59	* @var mixed
60	*/
61	public $fields;
62
63	/**
64	* Set up class instance.
65	*
66	* @since 1.5.0
67	*
68	* @param Charitable_Email $email The email object.
69	* @param boolean $preview Whether this is an email preview.
70	*/
71	public function __construct( Charitable_Email $email, $preview ) {
72	$this->email = $email;
73	$this->preview = $preview;
74	$this->donation = $email->get_donation();
75	$this->fields = $this->init_fields();
76	}
77
78	/**
79	* Get the fields that apply to the current email.
80	*
81	* @since 1.5.0
82	*
83	* @return array
84	*/
85	public function init_fields() {
86	$fields = charitable()->donation_fields()->get_email_tag_fields();
87	$fields = array_map( array( $this, 'parse_donation_field' ), $fields );
88	$fields = array_combine( wp_list_pluck( $fields, 'tag' ), $fields );
89
90	/**
91	* Filter the donation email fields.
92	*
93	* @since 1.5.0
94	*
95	* @param array $fields The default set of fields.
96	* @param Charitable_Donation\|null $donation When an email is being sent, this will be an instance of `Charitable_Donation`. Otherwise it's null.
97	* @param Charitable_Email $email Instance of `Charitable_Email`.
98	*/
99	return apply_filters( 'charitable_email_donation_fields', $fields, $this->donation, $this->email );
100	}
101
102	/**
103	* Return fields.
104	*
105	* @since 1.5.0
106	*
107	* @return array
108	*/
109	public function get_fields() {
110	return $this->fields;
111	}
112
113	/**
114	* Checks whether the email has a valid donation object set.
115	*
116	* @since 1.5.0
117	*
118	* @return boolean
119	*/
120	public function has_valid_donation() {
121	return ! is_null( $this->donation ) && is_a( $this->donation, 'Charitable_Donation' );
122	}
123
124	/**
125	* Return the campaigns donated to.
126	*
127	* @since 1.5.0
128	*
129	* @param string $value The content to display in place of the shortcode.
130	* @param array $args Optional set of arguments.
131	* @return string
132	*/
133	public function get_campaigns( $value, $args ) {
134	$linked = array_key_exists( 'with_links', $args ) ? $args['with_links'] : false;
135	return $this->donation->get_campaigns_donated_to( $linked );
136	}
137
138	/**
139	* Return the value for a particular field that is registered as a Charitable_Donation_Field.
140	*
141	* @since 1.5.0
142	* @version 1.8.2 - added filter.
143	*
144	* @param string $value The content to display in place of the shortcode.
145	* @param array $args Optional set of arguments.
146	* @return string
147	*/
148	public function get_value_from_donation_field( $value, $args ) {
149	if ( ! array_key_exists( $args['show'], $this->fields ) \|\| ! array_key_exists( 'field', $this->fields[ $args['show'] ] ) ) {
150	return '';
151	}
152
153	$field_id = ! empty( $this->fields ) && ! empty( $this->fields[ $args['show'] ]['field'] ) ? $this->fields[ $args['show'] ]['field'] : '';
154	$return_value = $this->donation->get( $this->fields[ $args['show'] ]['field'] );
155
156	return apply_filters( 'charitable_email_fields_donation_field_value', $return_value, $value, $args, $field_id );
157	}
158
159	/**
160	* Parse a donation field, returning just the email tag parameters.
161	*
162	* @since 1.5.0
163	*
164	* @param Charitable_Donation_Field $field A Charitable_Donation_Field instance.
165	* @return array
166	*/
167	private function parse_donation_field( Charitable_Donation_Field $field ) {
168	$tag_settings = $field->email_tag;
169	$tag_settings['field'] = $field->field;
170
171	if ( method_exists( $this, 'get_' . $field->field ) ) {
172	$tag_settings['callback'] = array( $this, 'get_' . $field->field );
173	} else {
174	$tag_settings['callback'] = array( $this, 'get_value_from_donation_field' );
175	}
176
177	return $tag_settings;
178	}
179	}
180
181	endif;
182