cartflows / modules / flow / classes / class-cartflows-permalink.php

class-cartflows-permalink.php in CartFlows – Funnel Builder & Checkout Plugin for WooCommerce 3.1.3, at modules/flow/classes/class-cartflows-permalink.php

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1	<?php
2	/**
3	* Step post type.
4	*
5	* @package CartFlows
6	*/
7
8	// Exit if accessed directly.
9	if ( ! defined( 'ABSPATH' ) ) {
10	exit;
11	}
12	/**
13	* Initialization
14	*
15	* @since 1.0.0
16	*/
17	class Cartflows_Permalink {
18
19
20	/**
21	* Member Variable
22	*
23	* @var instance
24	*/
25	private static $instance;
26
27	/**
28	* Initiator
29	*/
30	public static function get_instance() {
31	if ( ! isset( self::$instance ) ) {
32	self::$instance = new self();
33	}
34	return self::$instance;
35	}
36
37	/**
38	* Constructor
39	*/
40	public function __construct() {
41
42	add_filter( 'post_type_link', array( $this, 'post_type_permalinks' ), 10, 3 );
43	add_action( 'init', array( $this, 'rewrite_step_rule' ) );
44
45	if ( ! is_admin() ) {
46
47	add_action( 'pre_get_posts', array( $this, 'add_cpt_post_names_to_main_query' ), 20 );
48	}
49	}
50
51	/**
52	* Checks if the permalink base removal is allowed based on permalink structure or filter.
53	*
54	* @param string $structure The global WordPress permalink structure.
55	* @return bool
56	*/
57	private function is_permalink_base_removal_allowed( $structure ) {
58	// Apply the filter and pass the permalink structure as an argument.
59	$allow_remove_permalink_base = apply_filters( 'cartflows_allow_remove_permalink_base', false, $structure );
60
61	return '/%postname%/' === $structure \|\| $allow_remove_permalink_base;
62	}
63
64	/**
65	* Modify permalink
66	*
67	* @param string $post_link post link.
68	* @param array $post post data.
69	* @param string $leavename leave name.
70	* @return string
71	*/
72	public function post_type_permalinks( $post_link, $post, $leavename ) {
73
74	if ( isset( $post->post_type ) && CARTFLOWS_STEP_POST_TYPE == $post->post_type ) {
75
76	$flow_id = get_post_meta( $post->ID, 'wcf-flow-id', true );
77	$flow_name = get_post_field( 'post_name', $flow_id );
78	$cf_permalink = Cartflows_Helper::get_permalink_settings();
79
80	if ( isset( $cf_permalink['permalink_structure'] ) && ! empty( $cf_permalink['permalink_structure'] ) ) {
81
82	$sep = '/';
83	$search = array( $sep . 'cartflows_flow', $sep . '%flowname%', $sep . 'cartflows_step' );
84	$replace = array( $sep . $cf_permalink['permalink_flow_base'], $sep . $flow_name, $sep . $cf_permalink['permalink'] );
85	$post_link = str_replace( $search, $replace, $post_link );
86	} else {
87
88	// If elementor page preview, return post link as it is.
89	if ( isset( $_REQUEST['elementor-preview'] ) ) { //phpcs:ignore WordPress.Security.NonceVerification.Recommended
90	return $post_link;
91	}
92
93	$structure = get_option( 'permalink_structure' );
94
95	if ( $this->is_permalink_base_removal_allowed( $structure ) ) {
96
97	$post_link = str_replace( '/' . $post->post_type . '/', '/', $post_link );
98
99	}
100	}
101	}
102
103	return $post_link;
104	}
105
106	/**
107	* Reqrite rules for acrtflows step.
108	*/
109	public function rewrite_step_rule() {
110
111	$cf_permalink = Cartflows_Helper::get_permalink_settings();
112	$structure = get_option( 'permalink_structure' );
113	if ( isset( $cf_permalink['permalink_structure'] ) && ! empty( $cf_permalink['permalink_structure'] ) ) {
114	switch ( $cf_permalink['permalink_structure'] ) {
115	case '/cartflows_flow/%flowname%/cartflows_step':
116	add_rewrite_rule( '^' . $cf_permalink['permalink_flow_base'] . '/([^/])/' . $cf_permalink['permalink'] . '/([^\/])/?', 'index.php?cartflows_step=$matches[2]', 'top' );
117	break;
118
119	case '/cartflows_flow/%flowname%':
120	add_rewrite_rule( '^' . $cf_permalink['permalink_flow_base'] . '/([^/])/([^/])/?', 'index.php?cartflows_step=$matches[2]', 'top' );
121	break;
122
123	case '/%flowname%/cartflows_step':
124	add_rewrite_rule( '([^/])/' . $cf_permalink['permalink'] . '/([^\/])/?', 'index.php?cartflows_step=$matches[2]', 'top' );
125
126	break;
127
128	default:
129	break;
130	}
131	} elseif ( $this->is_permalink_base_removal_allowed( $structure ) ) {
132	/*
133	* This checks the Post Name structure OR if the external filter has enabled base removal.
134	* We only need the custom rewrite rule if the standard structure is NOT 'Post Name'
135	* and base removal is requested via the filter.
136	*/
137	if ( '/%postname%/' !== $structure ) {
138	$post_type = CARTFLOWS_STEP_POST_TYPE;
139
140	// Custom rule for base-less slugs.
141	add_rewrite_rule(
142	'^([^/]+)/?$',
143	'index.php?post_type=' . $post_type . '&name=$matches[1]',
144	'top'
145	);
146	}
147	}
148	}
149
150	/**
151	* Have WordPress match post name to any of our public post types.
152	* All of our public post types can have /post-name/ as the slug, so they need to be unique across all posts.
153	* By default, WordPress only accounts for posts and pages where the slug is /post-name/.
154	*
155	* @param WP_Query $query query statement.
156	*/
157	public function add_cpt_post_names_to_main_query( $query ) {
158
159	// Bail if this is not the main query.
160	if ( ! $query->is_main_query() \|\| is_home() ) {
161	return;
162	}
163
164	// Bail if post_type is already set in query.
165	if ( isset( $query->query['post_type'] ) ) {
166	return;
167	}
168
169	// Bail if this query doesn't match our very specific rewrite rule.
170	if ( ! isset( $query->query['thrive-variations'] )
171	&& ! isset( $query->query['page'] )
172	&& ! isset( $query->query_vars['page_id'] )
173	) {
174	return;
175	}
176
177	// Bail if we're not querying based on the post name.
178	if ( empty( $query->query['name'] ) && empty( $query->query_vars['page_id'] ) ) {
179	return;
180	}
181
182	// Bail if name is set and query coutt is not 2 and page is not set.
183	if ( ! empty( $query->query['name'] ) ) {
184
185	if ( 2 !== count( $query->query ) ) {
186	return;
187	} elseif ( ! isset( $query->query['page'] ) ) {
188	return;
189	}
190	}
191
192	// Bail if page_id is set but name is empty and doing ajax. Case - when step is set as homepage.
193	if ( ! empty( $query->query_vars['page_id'] ) && empty( $query->query['name'] ) && ( defined( 'DOING_AJAX' ) && DOING_AJAX ) ) {
194	return;
195	}
196
197	// Bail if page_id is set but page is not true. Added when step is set as homepage.
198	if ( ! empty( $query->query_vars['page_id'] ) && empty( $query->is_page ) && ! empty( $query->query['name'] ) ) {
199	return;
200	}
201
202	// Add cartflows step post type to existing post type array.
203	if ( isset( $query->query_vars['post_type'] ) && is_array( $query->query_vars['post_type'] ) ) {
204
205	$post_types = $query->query_vars['post_type'];
206
207	$post_types[] = CARTFLOWS_STEP_POST_TYPE;
208
209	$query->set( 'post_type', $post_types );
210
211	}
212
213	/**
214	* Add the post type in the main query only if the post type in the query is empty.
215	*/
216	if ( empty( $query->query_vars['post_type'] ) ) {
217	$query->set( 'post_type', array( 'post', 'page', CARTFLOWS_STEP_POST_TYPE ) );
218	}
219	}
220	}
221
222	/**
223	* Kicking this off by calling 'get_instance()' method
224	*/
225	Cartflows_Permalink::get_instance();
226