give / includes / price-functions.php

price-functions.php in GiveWP – Donation Plugin and Fundraising Platform 2.5.3, at includes/price-functions.php

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1	<?php
2	/**
3	* Price Functions
4	*
5	* @package Give
6	* @subpackage Functions
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	* Checks to see if a Give form has variable prices enabled.
19	*
20	* @since 1.0
21	*
22	* @param int $form_id ID number of the form to check
23	*
24	* @return bool true if has variable prices, false otherwise
25	*/
26	function give_has_variable_prices( $form_id = 0 ) {
27
28	if ( empty( $form_id ) ) {
29	return false;
30	}
31
32	$form = new Give_Donate_Form( $form_id );
33
34	return $form->has_variable_prices();
35	}
36
37
38	/**
39	* Retrieves the variable prices for a form
40	*
41	* @since 1.0
42	*
43	* @param int $form_id ID of the Give form
44	*
45	* @return array\|bool Variable prices
46	*/
47	function give_get_variable_prices( $form_id = 0 ) {
48
49	if ( empty( $form_id ) ) {
50	return false;
51	}
52
53	$form = new Give_Donate_Form( $form_id );
54
55	return $form->prices;
56
57	}
58
59	/**
60	* Retrieves the variable price ids for a form
61	*
62	* @since 1.8.8
63	*
64	* @param int $form_id ID of the Give form
65	*
66	* @return array Variable prices
67	*/
68	function give_get_variable_price_ids( $form_id = 0 ) {
69	if( ! ( $prices = give_get_variable_prices( $form_id ) ) ) {
70	return array();
71	}
72
73	$price_ids = array();
74	foreach ( $prices as $price ){
75	$price_ids[] = $price['_give_id']['level_id'];
76	}
77
78	return $price_ids;
79	}
80
81
82	/**
83	* Get the default amount for multi-level forms
84	*
85	* @access public
86	* @since 1.0
87	*
88	* @param int $form_id
89	*
90	* @return string $default_price
91	*/
92	function give_get_default_multilevel_amount( $form_id ) {
93	$default_price = '1.00';
94
95	// Get default level price data.
96	$default_level = give_form_get_default_level( $form_id );
97	$default_price = isset( $default_level['_give_amount'] ) ? $default_level['_give_amount'] : $default_price;
98
99	return $default_price;
100	}
101
102
103	/**
104	* Get Default Form Amount
105	*
106	* Grabs the default amount for set and level forms
107	*
108	* @param int $form_id
109	*
110	* @return string $default_price
111	* @since 1.0
112	*/
113	function give_get_default_form_amount( $form_id ) {
114
115	if ( give_has_variable_prices( $form_id ) ) {
116
117	$default_amount = give_get_default_multilevel_amount( $form_id );
118
119	} else {
120
121	$default_amount = give_get_meta( $form_id, '_give_set_price', true );
122
123	}
124
125	return apply_filters( 'give_default_form_amount', $default_amount, $form_id );
126
127	}
128
129
130	/**
131	* Determine if custom price mode is enabled or disabled.
132	*
133	* This function is wrapper function to Give_Donate_Form::is_custom_price_mode()
134	*
135	* @since 1.6
136	*
137	* @param int $form_id Form ID.
138	*
139	* @use Give_Donate_Form::is_custom_price_mode()
140	*
141	* @return bool
142	*/
143	function give_is_custom_price_mode( $form_id = 0 ) {
144
145	if ( empty( $form_id ) ) {
146	return false;
147	}
148
149	$form = new Give_Donate_Form( $form_id );
150
151	return $form->is_custom_price_mode();
152	}
153