CartModel.php — Tutor LMS – eLearning and online course solution 3.7.3

tutor / models / CartModel.php

tutor / models Last commit date

BaseModel.php 11 months ago BillingModel.php 1 year ago CartModel.php 1 year ago CouponModel.php 11 months ago CourseModel.php 10 months ago LessonModel.php 10 months ago OrderActivitiesModel.php 1 year ago OrderMetaModel.php 1 year ago OrderModel.php 10 months ago QuizModel.php 10 months ago UserModel.php 1 year ago WithdrawModel.php 1 year ago

CartModel.php

257 lines

1	<?php
2	/**
3	* Cart Model
4	*
5	* @package Tutor\Models
6	* @author Themeum <support@themeum.com>
7	* @link https://themeum.com
8	* @since 3.0.0
9	*/
10
11	namespace Tutor\Models;
12
13	use Tutor\Helpers\QueryHelper;
14
15	/**
16	* Cart model class for performing cart functionalities
17	*/
18	class CartModel {
19
20	/**
21	* Cart table name
22	*
23	* @since 3.0.0
24	*
25	* @var string
26	*/
27	private $table_name = 'tutor_carts';
28
29	/**
30	* Resolve props
31	*
32	* @since 3.0.0
33	*/
34	public function __construct() {
35	$this->table_name = $GLOBALS['wpdb']->prefix . $this->table_name;
36	}
37
38	/**
39	* Add a course to the user's cart.
40	*
41	* @param int $user_id User ID.
42	* @param int $course_id Course ID.
43	*
44	* @return array Array containing the result of the insert operation.
45	*/
46	public function add_course_to_cart( $user_id, $course_id ) {
47	global $wpdb;
48
49	$current_time = current_time( 'mysql', true );
50	$user_cart_id = 0;
51
52	$user_cart = QueryHelper::get_row(
53	"{$wpdb->prefix}tutor_carts",
54	array(
55	'user_id' => $user_id,
56	),
57	'id'
58	);
59
60	if ( $user_cart ) {
61	$user_cart_id = $user_cart->id;
62	} else {
63	$user_cart_id = QueryHelper::insert(
64	"{$wpdb->prefix}tutor_carts",
65	array(
66	'user_id' => $user_id,
67	'created_at_gmt' => $current_time,
68	)
69	);
70	}
71
72	return QueryHelper::insert(
73	"{$wpdb->prefix}tutor_cart_items",
74	array(
75	'cart_id' => $user_cart_id,
76	'course_id' => $course_id,
77	)
78	);
79	}
80
81	/**
82	* Get items from the user's cart.
83	*
84	* @param int $user_id User ID.
85	*
86	* @return array Array containing the cart items and their total count.
87	*/
88	public function get_cart_items( $user_id ) {
89	global $wpdb;
90
91	$cart_data = array(
92	'cart' => null,
93	'courses' => array(
94	'total_count' => 0,
95	'results' => array(),
96	),
97	);
98
99	$user_cart = QueryHelper::get_row(
100	"{$wpdb->prefix}tutor_carts",
101	array(
102	'user_id' => $user_id,
103	),
104	'id'
105	);
106
107	if ( $user_cart ) {
108	$cart_data['cart'] = $user_cart;
109
110	$primary_table = "{$wpdb->prefix}tutor_cart_items AS item";
111	$joining_tables = array(
112	array(
113	'type' => 'LEFT',
114	'table' => "{$wpdb->prefix}posts AS post",
115	'on' => 'item.course_id = post.ID',
116	),
117	);
118	$where = array( 'item.cart_id' => $user_cart->id );
119	$select_columns = array( 'post.*' );
120	$cart_data['courses'] = QueryHelper::get_joined_data(
121	$primary_table,
122	$joining_tables,
123	$select_columns,
124	$where,
125	array(),
126	'item.id'
127	);
128	}
129
130	return $cart_data;
131	}
132
133	/**
134	* Check if the user has any items in their cart.
135	*
136	* @param int $user_id User ID.
137	* @return bool True if the user has items in the cart, false otherwise.
138	*/
139	public function has_item_in_cart( $user_id ) {
140	$get_cart = $this->get_cart_items( $user_id );
141	$courses = $get_cart['courses'];
142	$total_count = $courses['total_count'];
143
144	$has = (int) $total_count > 0;
145	return apply_filters( 'tutor_is_cart_empty', $has );
146	}
147
148	/**
149	* Delete cart item.
150	*
151	* @since 3.0.0
152	*
153	* @param int $id The ID of the cart.
154	*
155	* @return boolean
156	*/
157	public function delete_cart_item( $id ) {
158	global $wpdb;
159
160	$delete = QueryHelper::delete( "{$wpdb->prefix}tutor_carts", array( 'id' => $id ) );
161
162	return $delete;
163	}
164
165	/**
166	* Delete a course from the user's cart.
167	*
168	* @since 3.0.0
169	*
170	* @param int $user_id User ID.
171	* @param int $course_id Course ID.
172	*
173	* @return boolean True if the course was successfully deleted, otherwise false.
174	*/
175	public function delete_course_from_cart( $user_id, $course_id ) {
176	global $wpdb;
177
178	$user_cart = QueryHelper::get_row(
179	"{$wpdb->prefix}tutor_carts",
180	array(
181	'user_id' => $user_id,
182	),
183	'id'
184	);
185
186	return QueryHelper::delete(
187	"{$wpdb->prefix}tutor_cart_items",
188	array(
189	'cart_id' => $user_cart->id,
190	'course_id' => $course_id,
191	)
192	);
193	}
194
195	/**
196	* Determine if a course is already added to the user's cart.
197	*
198	* @since 3.0.0
199	*
200	* @param int $user_id User ID.
201	* @param int $course_id Course ID.
202	*
203	* @return boolean True if the course is already in the cart, otherwise false.
204	*/
205	public static function is_course_in_user_cart( $user_id, $course_id ) {
206	global $wpdb;
207
208	$cart_table = "{$wpdb->prefix}tutor_carts AS cart";
209	$item_table = "{$wpdb->prefix}tutor_cart_items AS item";
210
211	$join_conditions = array(
212	array(
213	'type' => 'LEFT',
214	'table' => $item_table,
215	'on' => 'cart.id = item.cart_id',
216	),
217	);
218
219	$conditions = array(
220	'cart.user_id' => $user_id,
221	'item.course_id' => $course_id,
222	);
223
224	$select_columns = array( 'item.course_id' );
225
226	$cart_data = QueryHelper::get_joined_data(
227	$cart_table,
228	$join_conditions,
229	$select_columns,
230	$conditions,
231	array(),
232	'item.id'
233	);
234
235	return apply_filters( 'tutor_is_course_exists_in_cart', (bool) $cart_data['total_count'], $course_id );
236	}
237
238	/**
239	* Delete cart data using user id
240	*
241	* @since 3.0.0
242	*
243	* @param int $user_id User ID.
244	*
245	* @return boolean
246	*/
247	public function clear_user_cart( $user_id ) {
248	return QueryHelper::delete(
249	"{$this->table_name}",
250	array(
251	'user_id' => $user_id,
252	)
253	);
254	}
255
256	}
257