easy-basic-authentication / class / easy-basic-authentication-class.php

easy-basic-authentication-class.php in Easy Basic Authentication – Add basic auth to site or admin area 1.1, at class/easy-basic-authentication-class.php

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1	<?php
2
3	class easy_basic_authentication_class {
4
5
6	public function __construct()
7	{
8	if(get_option( 'basic_auth_plugin_admin_enable' )) {
9	if (in_array($GLOBALS['pagenow'], array('wp-login.php', 'wp-register.php'))) {
10	add_action( 'init', array($this,'basic_auth_admin') );
11	}
12	}
13
14	if(get_option( 'basic_auth_plugin_enable' ) && get_option( 'basic_auth_plugin_admin_enable' )){
15	add_action( 'init', array($this,'basic_auth_root') );
16	}
17
18	add_action( 'admin_menu', array($this,'basic_auth_plugin_menu' ));
19	add_action( 'admin_init', array($this,'basic_auth_plugin_settings_init' ));
20
21	add_action( 'admin_init', array($this,'basic_auth_plugin_save_settings') );
22
23	}
24
25	public function basic_auth_root() {
26	$user = get_option( 'basic_auth_plugin_username' );
27	$pass = get_option( 'basic_auth_plugin_password' );
28
29	if ( !isset( $_SERVER['PHP_AUTH_USER'] ) \|\| !isset( $_SERVER['PHP_AUTH_PW'] ) \|\|
30	$_SERVER['PHP_AUTH_USER'] != $user \|\| !wp_check_password( $_SERVER['PHP_AUTH_PW'], $pass ) ) {
31	header( 'WWW-Authenticate: Basic realm="My Website"' );
32	header( 'HTTP/1.0 401 Unauthorized' );
33	echo 'Autenticazione richiesta';
34	exit;
35	}
36	}
37
38	public function basic_auth_admin() {
39	$user = get_option( 'basic_auth_plugin_username' );
40	$pass = get_option( 'basic_auth_plugin_password' );
41
42	if ( !isset( $_SERVER['PHP_AUTH_USER'] ) \|\| !isset( $_SERVER['PHP_AUTH_PW'] ) \|\|
43	$_SERVER['PHP_AUTH_USER'] != $user \|\| !wp_check_password( $_SERVER['PHP_AUTH_PW'], $pass ) ) {
44	header( 'HTTP/1.1 401 Unauthorized' );
45	header( 'WWW-Authenticate: Basic realm="Admin Area"' );
46	exit;
47	}
48	}
49
50
51	public function basic_auth_plugin_menu() {
52	add_options_page(
53	__('Configurations for Easy Basic Authentication', 'easy-basic-authentication'),
54	__('Easy Basic Authentication', 'easy-basic-authentication'),
55	'manage_options',
56	'basic-auth-plugin',
57	array($this,'basic_auth_plugin_settings_page')
58	);
59	}
60
61	public function basic_auth_plugin_settings_page() {
62	include plugin_dir_path( __FILE__ ) . '../template/settings_page.php';
63	}
64
65	public function basic_auth_plugin_settings_init() {
66	register_setting( 'basic-auth-plugin-settings', 'basic_auth_plugin_admin_enable' );
67	register_setting( 'basic-auth-plugin-settings', 'basic_auth_plugin_enable' );
68	register_setting( 'basic-auth-plugin-settings', 'basic_auth_plugin_username' );
69
70	add_settings_section(
71	'basic-auth-plugin-section',
72	__('Configurations for Easy Basic Authentication', 'easy-basic-authentication'),
73	array($this,'basic_auth_plugin_section_cb'),
74	'basic-auth-plugin-settings'
75	);
76
77	add_settings_field(
78	'basic-auth-plugin-admin-enable',
79	__('Enable for wp-admin', 'easy-basic-authentication'),
80	array($this,'basic_auth_plugin_admin_enable_cb'),
81	'basic-auth-plugin-settings',
82	'basic-auth-plugin-section'
83	);
84
85	add_settings_field(
86	'basic-auth-plugin-enable',
87	__('Enable for the entire site (only if wp-admin is enabled)', 'easy-basic-authentication'),
88	array($this,'basic_auth_plugin_enable_cb'),
89	'basic-auth-plugin-settings',
90	'basic-auth-plugin-section'
91	);
92
93	add_settings_field(
94	'basic-auth-plugin-username',
95	__('Username', 'easy-basic-authentication'),
96	array($this,'basic_auth_plugin_username_cb'),
97	'basic-auth-plugin-settings',
98	'basic-auth-plugin-section'
99	);
100
101	add_settings_field(
102	'basic-auth-plugin-password',
103	__('Password', 'easy-basic-authentication'),
104	array($this,'basic_auth_plugin_password_cb'),
105	'basic-auth-plugin-settings',
106	'basic-auth-plugin-section'
107	);
108	}
109
110	public function basic_auth_plugin_section_cb() {
111	echo __('Configure basic authentication', 'easy-basic-authentication');
112	}
113
114	public function basic_auth_plugin_enable_cb() {
115	$admin_enable = get_option( 'basic_auth_plugin_admin_enable' );
116	$enable = get_option( 'basic_auth_plugin_enable' );
117	?>
118	<input type="checkbox" name="basic_auth_plugin_enable" value="1" <?php checked( $enable, 1 ); ?><?php disabled( !$admin_enable ); ?>>
119	<?php
120	}
121
122	public function basic_auth_plugin_admin_enable_cb() {
123	$enable = get_option( 'basic_auth_plugin_admin_enable' );
124	?>
125	<input type="checkbox" name="basic_auth_plugin_admin_enable" value="1" <?php checked( $enable, 1 ); ?>>
126	<?php
127	}
128
129	public function basic_auth_plugin_username_cb() {
130	$username = get_option( 'basic_auth_plugin_username' );
131	?>
132	<input type="text" name="basic_auth_plugin_username" value="<?php echo esc_attr( $username ); ?>">
133	<?php
134	}
135
136	public function basic_auth_plugin_password_cb() {
137	$password = get_option( 'basic_auth_plugin_password' )
138	? __('Password entered', 'easy-basic-authentication')
139	: __('Enter the password', 'easy-basic-authentication');
140	?>
141	<input type="password" name="basic_auth_plugin_password" value="" placeholder="<?php echo $password; ?>">
142	<?php
143	}
144
145
146	public function basic_auth_plugin_save_settings() {
147	if ( isset( $_POST['eba_submit'] ) ) {
148	$admin_enable = isset( $_POST['basic_auth_plugin_admin_enable'] ) ? 1 : 0;
149	$enable = isset( $_POST['basic_auth_plugin_enable'] ) ? 1 : 0;
150	$username = sanitize_text_field( $_POST['basic_auth_plugin_username'] );
151	$password = sanitize_text_field( $_POST['basic_auth_plugin_password'] );
152
153	update_option( 'basic_auth_plugin_admin_enable', $admin_enable );
154	update_option( 'basic_auth_plugin_enable', $enable );
155	update_option( 'basic_auth_plugin_username', $username );
156
157	if ( ! empty( $password ) ) {
158	$hashed_password = wp_hash_password( $password );
159	update_option( 'basic_auth_plugin_password', $hashed_password );
160	}
161	}
162	}
163
164	}
165