groups / lib / core / class-groups-group-capability.php

class-groups-group-capability.php in Groups – Memberships and Access Control 4.7.0, at lib/core/class-groups-group-capability.php

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1	<?php
2	/**
3	* class-groups-group-capability.php
4	*
5	* Copyright (c) "kento" Karim Rahimpur www.itthinx.com
6	*
7	* This code is released under the GNU General Public License.
8	* See COPYRIGHT.txt and LICENSE.txt.
9	*
10	* This code is distributed in the hope that it will be useful,
11	* but WITHOUT ANY WARRANTY; without even the implied warranty of
12	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13	* GNU General Public License for more details.
14	*
15	* This header and all notices must be kept intact.
16	*
17	* @author Karim Rahimpur
18	* @package groups
19	* @since groups 1.0.0
20	*/
21
22	if ( !defined( 'ABSPATH' ) ) {
23	exit;
24	}
25
26	// phpcs:disable PluginCheck.Security.DirectDB.UnescapedDBParameter, WordPress.DB.DirectDatabaseQuery.DirectQuery, WordPress.DB.DirectDatabaseQuery.NoCaching
27
28	/**
29	* Group Capability OPM
30	*/
31	class Groups_Group_Capability {
32
33	/**
34	* Hook into appropriate actions when needed.
35	* For now, this does nothing.
36	*
37	* @see Groups_Group::delete()
38	*/
39	public static function init() {
40	// Note that group-capabilities are deleted when a group is deleted.
41	}
42
43	/**
44	* Persist a group-capability relation.
45	*
46	* @param array $map attributes - must provide group_id and capability_id
47	*
48	* @return true on success, otherwise false
49	*/
50	public static function create( $map ) {
51
52	global $wpdb;
53
54	$result = false;
55
56	$group_id = isset( $map['group_id'] ) ? $map['group_id'] : null;
57	$capability_id = isset( $map['capability_id'] ) ? $map['capability_id'] : null;
58
59	// avoid nonsense requests
60	if ( !empty( $group_id ) && !empty( $capability_id) ) {
61	// make sure group and capability exist
62	if ( Groups_Group::read( $group_id ) && Groups_Capability::read( $capability_id ) ) {
63	$group_capability_table = _groups_get_tablename( 'group_capability' );
64	// don't try to create duplicate entries
65	// also it would raise an error for duplicate PK
66	if ( 0 === intval( $wpdb->get_var( $wpdb->prepare(
67	"SELECT COUNT(*) FROM $group_capability_table WHERE group_id = %d AND capability_id = %d", // phpcs:ignore WordPress.DB.PreparedSQL.InterpolatedNotPrepared
68	Groups_Utility::id( $group_id ),
69	Groups_Utility::id( $capability_id )
70	) ) ) ) {
71	$data = array(
72	'group_id' => Groups_Utility::id( $group_id ),
73	'capability_id' => Groups_Utility::id( $capability_id )
74	);
75	$formats = array( '%d', '%d' );
76	if ( $wpdb->insert( $group_capability_table, $data, $formats ) ) {
77	$result = true;
78	do_action( 'groups_created_group_capability', $group_id, $capability_id );
79	}
80	}
81	}
82	}
83	return $result;
84	}
85
86	/**
87	* Retrieve a group-capability relation.
88	*
89	* @param int $group_id group's id
90	* @param int $capability_id capability's id
91	*
92	* @return object upon success, otherwise false
93	*/
94	public static function read( $group_id, $capability_id ) {
95	global $wpdb;
96	$result = false;
97
98	$group_capability_table = _groups_get_tablename( 'group_capability' );
99	$group_capability = $wpdb->get_row( $wpdb->prepare(
100	"SELECT * FROM $group_capability_table WHERE group_id = %d AND capability_id = %d", // phpcs:ignore WordPress.DB.PreparedSQL.InterpolatedNotPrepared
101	Groups_Utility::id( $group_id ),
102	Groups_Utility::id( $capability_id )
103	) );
104	if ( $group_capability !== null ) {
105	$result = $group_capability;
106	}
107	return $result;
108	}
109
110	/**
111	* Update group-capability relation.
112	*
113	* This changes nothing so as of now it's pointless to even call this.
114	*
115	* @param array $map
116	*
117	* @return true if successful, false otherwise
118	*/
119	public static function update( $map ) {
120	$result = false;
121	// @since 3.0.0 do not process until this actually changes anything
122	if ( false ) {
123	$group_id = isset( $map['group_id'] ) ? $map['group_id'] : null;
124	$capability_id = isset( $map['capability_id'] ) ? $map['capability_id'] : null;
125	if ( !empty( $group_id ) && !empty( $capability_id) ) {
126	// make sure group and capability exist
127	if ( Groups_Group::read( $group_id ) && Groups_Capability::read( $capability_id ) ) {
128	$result = true;
129	do_action( 'groups_updated_group_capability', $group_id, $capability_id );
130	}
131	}
132	}
133	return $result;
134	}
135
136	/**
137	* Remove group-capability relation.
138	*
139	* @param int $group_id
140	* @param int $capability_id
141	*
142	* @return true if successful, false otherwise
143	*/
144	public static function delete( $group_id, $capability_id ) {
145
146	global $wpdb;
147	$result = false;
148
149	// avoid nonsense requests
150	if ( !empty( $group_id ) && !empty( $capability_id) ) {
151	// we can omit checking if the group and capability exist, to
152	// allow resolving the relationship after they have been deleted
153	$group_capability_table = _groups_get_tablename( 'group_capability' );
154	// get rid of it
155	$rows = $wpdb->query( $wpdb->prepare(
156	"DELETE FROM $group_capability_table WHERE group_id = %d AND capability_id = %d", // phpcs:ignore WordPress.DB.PreparedSQL.InterpolatedNotPrepared
157	Groups_Utility::id( $group_id ),
158	Groups_Utility::id( $capability_id )
159	) );
160	// must have affected a row, otherwise no great success
161	$result = ( $rows !== false ) && ( $rows > 0 );
162	if ( $result ) {
163	do_action( 'groups_deleted_group_capability', $group_id, $capability_id );
164	}
165	}
166	return $result;
167	}
168	}
169	Groups_Group_Capability::init();
170