cartflows / classes / class-cartflows-utils.php

class-cartflows-utils.php in CartFlows – Funnel Builder & Checkout Plugin for WooCommerce 1.1.0, at classes/class-cartflows-utils.php

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1	<?php
2	/**
3	* Utils.
4	*
5	* @package CARTFLOWS
6	*/
7
8	if ( ! defined( 'ABSPATH' ) ) {
9	exit; // Exit if accessed directly.
10	}
11
12	/**
13	* Class Cartflows_Utils.
14	*/
15	class Cartflows_Utils {
16
17	/**
18	* Member Variable
19	*
20	* @var instance
21	*/
22	private static $instance;
23
24	/**
25	* Initiator
26	*/
27	public static function get_instance() {
28	if ( ! isset( self::$instance ) ) {
29	self::$instance = new self;
30	}
31	return self::$instance;
32	}
33
34	/**
35	* Constructor
36	*/
37	function __construct() {
38	}
39
40	/**
41	* Get current post type
42	*
43	* @param string $post_type post type.
44	* @return string
45	*/
46	function current_post_type( $post_type = '' ) {
47
48	if ( '' === $post_type ) {
49	$post_type = get_post_type();
50	}
51
52	return $post_type;
53	}
54
55	/**
56	* Check if post type is of step.
57	*
58	* @param string $post_type post type.
59	* @return bool
60	*/
61	function is_step_post_type( $post_type = '' ) {
62
63	if ( $this->get_step_post_type() === $this->current_post_type( $post_type ) ) {
64
65	return true;
66	}
67
68	return false;
69	}
70
71	/**
72	* Check if post type is of flow.
73	*
74	* @param string $post_type post type.
75	* @return bool
76	*/
77	function is_flow_post_type( $post_type = '' ) {
78
79	if ( $this->get_flow_post_type() === $this->current_post_type( $post_type ) ) {
80
81	return true;
82	}
83
84	return false;
85	}
86
87	/**
88	* Get post type of step.
89	*
90	* @return string
91	*/
92	function get_step_post_type() {
93
94	return CARTFLOWS_STEP_POST_TYPE;
95	}
96
97	/**
98	* Get post type of flow.
99	*
100	* @return string
101	*/
102	function get_flow_post_type() {
103
104	return CARTFLOWS_FLOW_POST_TYPE;
105	}
106
107	/**
108	* Get flow id
109	*
110	* @return int
111	*/
112	function get_flow_id() {
113
114	global $post;
115
116	return get_post_meta( $post->ID, 'wcf-flow-id', true );
117	}
118
119	/**
120	* Get flow id by step
121	*
122	* @param int $step_id step ID.
123	* @return int
124	*/
125	function get_flow_id_from_step_id( $step_id ) {
126
127	return get_post_meta( $step_id, 'wcf-flow-id', true );
128	}
129
130	/**
131	* Get flow steps by id
132	*
133	* @param int $flow_id flow ID.
134	* @return int
135	*/
136	function get_flow_steps( $flow_id ) {
137
138	$steps = get_post_meta( $flow_id, 'wcf-steps', true );
139
140	if ( is_array( $steps ) && ! empty( $steps ) ) {
141	return $steps;
142	}
143
144	return false;
145	}
146
147	/**
148	* Get template type of step
149	*
150	* @param int $step_id step ID.
151	* @return int
152	*/
153	function get_step_type( $step_id ) {
154
155	return get_post_meta( $step_id, 'wcf-step-type', true );
156	}
157
158	/**
159	* Get next id for step
160	*
161	* @param int $flow_id flow ID.
162	* @param int $step_id step ID.
163	* @return bool
164	*/
165	function get_next_step_id( $flow_id, $step_id ) {
166
167	$steps = $this->get_flow_steps( $flow_id );
168	$step_id = intval( $step_id );
169
170	if ( ! $steps ) {
171	return false;
172	}
173
174	foreach ( $steps as $i => $step ) {
175
176	if ( intval( $step['id'] ) === $step_id ) {
177
178	$next_i = $i + 1;
179
180	if ( isset( $steps[ $next_i ] ) ) {
181
182	$navigation = $steps[ $next_i ];
183
184	return intval( $navigation['id'] );
185	}
186
187	break;
188	}
189	}
190
191	return false;
192	}
193
194	/**
195	* Get next id for step
196	*
197	* @param int $order_id order ID.
198	* @return int
199	*/
200	function get_flow_id_from_order( $order_id ) {
201
202	$flow_id = get_post_meta( $order_id, '_wcf_flow_id', true );
203
204	return intval( $flow_id );
205	}
206
207	/**
208	* Get checkout id for order
209	*
210	* @param int $order_id order ID.
211	* @return int
212	*/
213	function get_checkout_id_from_order( $order_id ) {
214
215	$checkout_id = get_post_meta( $order_id, '_wcf_checkout_id', true );
216
217	return intval( $checkout_id );
218	}
219
220	/**
221	* We are using this function mostly in ajax on checkout page
222	*
223	* @return bool
224	*/
225	function get_checkout_id_from_post_data() {
226
227	if ( isset( $_POST['_wcf_checkout_id'] ) ) {
228
229	$checkout_id = filter_var( $_POST['_wcf_checkout_id'], FILTER_SANITIZE_NUMBER_INT );
230
231	return intval( $checkout_id );
232	}
233
234	return false;
235	}
236
237	/**
238	* We are using this function mostly in ajax on checkout page
239	*
240	* @return bool
241	*/
242	function get_flow_id_from_post_data() {
243
244	if ( isset( $_POST['_wcf_flow_id'] ) ) {
245
246	$flow_id = filter_var( $_POST['_wcf_flow_id'], FILTER_SANITIZE_NUMBER_INT );
247
248	return intval( $flow_id );
249	}
250
251	return false;
252	}
253
254	/**
255	* Check for thank you page
256	*
257	* @param int $step_id step ID.
258	* @return bool
259	*/
260	function check_is_thankyou_page( $step_id ) {
261
262	$step_type = $this->get_step_type( $step_id );
263
264	if ( 'thankyou' === $step_type ) {
265
266	return true;
267	}
268
269	return false;
270	}
271
272	/**
273	* Check for offer page
274	*
275	* @param int $step_id step ID.
276	* @return bool
277	*/
278	function check_is_offer_page( $step_id ) {
279
280	$step_type = $this->get_step_type( $step_id );
281
282	if ( 'upsell' === $step_type \|\| 'downsell' === $step_type ) {
283
284	return true;
285	}
286
287	return false;
288	}
289
290	/**
291	* Define constant for cache
292	*
293	* @return void
294	*/
295	function do_not_cache() {
296
297	wc_maybe_define_constant( 'DONOTCACHEPAGE', true );
298	wc_maybe_define_constant( 'DONOTCACHEOBJECT', true );
299	wc_maybe_define_constant( 'DONOTCACHEDB', true );
300
301	nocache_headers();
302	}
303
304	/**
305	* Get linking url
306	*
307	* @param array $args query args.
308	* @return string
309	*/
310	function get_linking_url( $args = array() ) {
311
312	$url = get_home_url();
313
314	$url = add_query_arg( $args, $url );
315
316	return $url;
317	}
318	}
319
320	/**
321	* Get a specific property of an array without needing to check if that property exists.
322	*
323	* Provide a default value if you want to return a specific value if the property is not set.
324	*
325	* @param array $array Array from which the property's value should be retrieved.
326	* @param string $prop Name of the property to be retrieved.
327	* @param string $default Optional. Value that should be returned if the property is not set or empty. Defaults to null.
328	*
329	* @return null\|string\|mixed The value
330	*/
331	function wcf_get_prop( $array, $prop, $default = null ) {
332
333	if ( ! is_array( $array ) && ! ( is_object( $array ) && $array instanceof ArrayAccess ) ) {
334	return $default;
335	}
336
337	if ( isset( $array[ $prop ] ) ) {
338	$value = $array[ $prop ];
339	} else {
340	$value = '';
341	}
342
343	return empty( $value ) && null !== $default ? $default : $value;
344	}
345