learnpress / inc / admin / class-lp-updater.php

class-lp-updater.php in LearnPress – WordPress LMS Plugin for Create and Sell Online Courses 4.4.8, at inc/admin/class-lp-updater.php

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1	<?php
2
3	/**
4	* Class LP_Updater
5	*
6	* Update helper class providing update functions
7	*
8	* @author ThimPress
9	* @package LearnPress/Classes
10	* @version 3.0.0
11	*/
12	class LP_Updater {
13	/**
14	* Map version upgrade.
15	*
16	* @var array
17	*/
18	public $db_map_version = array();
19
20	/**
21	* LP_Updater constructor.
22	*/
23	protected function __construct() {
24	$this->db_map_version = apply_filters(
25	'lp/upgrade/db/map_version',
26	array(
27	'3' => 4, // DB v3 need up DB v4
28	'4' => 5, // DB v4 need up DB v5
29	'5' => 6, // DB v4 need up DB v6
30	)
31	);
32	}
33
34	/**
35	* Check LP Database need upgrade.
36	*
37	* @return bool\|int
38	* @author tungnx
39	* @version 1.0.1
40	* @since 4.0.0
41	*/
42	public function check_lp_db_need_upgrade() {
43	if ( ! current_user_can( 'administrator' ) ) {
44	return false;
45	}
46
47	$db_current_version = (int) get_option( LP_KEY_DB_VERSION, 0 );
48	/*if ( ! $db_current_version ) {
49	return false;
50	}*/
51
52	$db_require_version = LearnPress::instance()->db_version;
53	if ( version_compare( $db_require_version, $db_current_version, '<=' ) ) {
54	return false;
55	}
56
57	if ( array_key_exists( $db_current_version, $this->db_map_version ) ) {
58	return $this->db_map_version[ $db_current_version . '' ];
59	}
60
61	/**
62	* For case not have key "learnpress_db_version" on DB, still have columns of learnpress.
63	* After a long time, need remove fix fast
64	*/
65	$lp_db = LP_Database::getInstance();
66	$check_tb_lp_order_items_exists = $lp_db->check_table_exists( $lp_db->tb_lp_order_items );
67	$check_tb_lp_user_item_results_exists = $lp_db->check_table_exists( $lp_db->tb_lp_user_item_results );
68	$check_col_item_id_on_lp_order_items = $lp_db->check_col_table( $lp_db->tb_lp_order_items, 'item_id' );
69
70	if ( $check_tb_lp_order_items_exists && ( ! $check_tb_lp_user_item_results_exists \|\| ! $check_col_item_id_on_lp_order_items ) ) {
71	update_option( LP_KEY_DB_VERSION, 3 );
72
73	return $this->db_map_version['3'];
74	}
75
76	// End.
77
78	return false;
79	}
80
81	/**
82	* Load file upgrade database.
83	*
84	* @return null\|object
85	* @author tungnx
86	* @version 1.0.1
87	* @since 4.0.0
88	*/
89	public function load_file_version_upgrade_db() {
90	$class_handle = null;
91	$db_version_up_to = $this->check_lp_db_need_upgrade();
92
93	if ( $db_version_up_to ) {
94	$file_update = LP_PLUGIN_PATH . 'inc/updates/learnpress-upgrade-' . $db_version_up_to . '.php';
95
96	if ( file_exists( $file_update ) ) {
97	include_once $file_update;
98	$name_class_handle_upgrade = 'LP_Upgrade_' . $db_version_up_to;
99
100	if ( class_exists( $name_class_handle_upgrade )
101	&& is_callable( array( $name_class_handle_upgrade, 'get_instance' ) ) ) {
102	$class_handle = $name_class_handle_upgrade::get_instance();
103	}
104	}
105	}
106
107	return $class_handle;
108	}
109
110	/**
111	* Get singleton instance of the class.
112	*
113	* @return bool\|LP_Updater
114	*/
115	public static function instance() {
116	static $instance;
117	if ( is_null( $instance ) ) {
118	$instance = new self();
119	}
120
121	return $instance;
122	}
123	}
124
125	return LP_Updater::instance();
126