polylang / settings / settings-licenses.php

settings-licenses.php in Polylang 2.6.2, at settings/settings-licenses.php

233 lines 7.0 KB

Raw Download Zip

1	<?php
2
3	/**
4	* Settings class for licenses
5	*
6	* @since 1.9
7	*/
8	class PLL_Settings_Licenses extends PLL_Settings_Module {
9	protected $items;
10
11	/**
12	* Constructor
13	*
14	* @since 1.9
15	*
16	* @param object $polylang polylang object
17	*/
18	public function __construct( &$polylang ) {
19	parent::__construct(
20	$polylang,
21	array(
22	'module' => 'licenses',
23	'title' => __( 'License keys', 'polylang' ),
24	'description' => __( 'Manage licenses for Polylang Pro and add-ons.', 'polylang' ),
25	)
26	);
27
28	$this->buttons['cancel'] = sprintf( '<button type="button" class="button button-secondary cancel">%s</button>', __( 'Close', 'polylang' ) );
29
30	$this->items = apply_filters( 'pll_settings_licenses', array() );
31
32	add_action( 'wp_ajax_pll_deactivate_license', array( $this, 'deactivate_license' ) );
33	}
34
35	/**
36	* Tells if the module is active
37	*
38	* @since 1.9
39	*
40	* @return bool
41	*/
42	public function is_active() {
43	return ! empty( $this->items );
44	}
45
46	/**
47	* Displays the settings form
48	*
49	* @since 1.9
50	*/
51	protected function form() {
52	if ( ! empty( $this->items ) ) { ?>
53	<table id="pll-licenses-table" class="form-table">
54	<?php
55	foreach ( $this->items as $item ) {
56	echo $this->get_row( $item ); // phpcs:ignore WordPress.Security.EscapeOutput
57	}
58	?>
59	</table>
60	<?php
61	}
62	}
63
64	/**
65	* Get the html for a row (one per license key) for display
66	*
67	* @since 1.9
68	*
69	* @param array $item licence id, name and key
70	* @return string
71	*/
72	protected function get_row( $item ) {
73	if ( ! empty( $item->license_data ) ) {
74	$license = $item->license_data;
75	}
76
77	$class = 'license-null';
78
79	$out = sprintf(
80	'<td><label for="pll-licenses[%1$s]">%2$s</label></td>' .
81	'<td><input name="licenses[%1$s]" id="pll-licenses[%1$s]" type="text" value="%3$s" class="regular-text code" />',
82	esc_attr( $item->id ),
83	esc_attr( $item->name ),
84	esc_html( $item->license_key )
85	);
86
87	if ( ! empty( $license ) && is_object( $license ) ) {
88	$now = current_time( 'timestamp' );
89	$expiration = strtotime( $license->expires, $now );
90
91	// Special case: the license expired after the last check
92	if ( $license->success && $expiration < $now ) {
93	$license->success = false;
94	$license->error = 'expired';
95	}
96
97	if ( false === $license->success ) {
98	$class = 'notice-error notice-alt';
99
100	switch ( $license->error ) {
101	case 'expired':
102	$message = sprintf(
103	/* translators: %1$s is a date, %2$s is link start tag, %3$s is link end tag. */
104	__( 'Your license key expired on %1$s. Please %2$srenew your license key%3$s.', 'polylang' ),
105	date_i18n( get_option( 'date_format' ), strtotime( $license->expires, current_time( 'timestamp' ) ) ),
106	sprintf( '<a href="%s" target="_blank">', 'https://polylang.pro/checkout/?edd_license_key=' . $item->license_key ),
107	'</a>'
108	);
109	break;
110
111	case 'missing':
112	$message = sprintf(
113	/* translators: %1$s is link start tag, %2$s is link end tag. */
114	__( 'Invalid license. Please %1$svisit your account page%2$s and verify it.', 'polylang' ),
115	sprintf( '<a href="%s" target="_blank">', 'https://polylang.pro/account' ),
116	'</a>'
117	);
118	break;
119
120	case 'invalid':
121	case 'site_inactive':
122	$message = sprintf(
123	/* translators: %1$s is a product name, %2$s is link start tag, %3$s is link end tag. */
124	__( 'Your %1$s license key is not active for this URL. Please %2$svisit your account page%3$s to manage your license key URLs.', 'polylang' ),
125	$item->name,
126	sprintf( '<a href="%s" target="_blank">', 'https://polylang.pro/account' ),
127	'</a>'
128	);
129	break;
130
131	case 'item_name_mismatch':
132	/* translators: %s is a product name */
133	$message = sprintf( __( 'This is not a %s license key.', 'polylang' ), $item->name );
134	break;
135
136	case 'no_activations_left':
137	$message = sprintf(
138	/* translators: %1$s is link start tag, %2$s is link end tag */
139	__( 'Your license key has reached its activation limit. %1$sView possible upgrades%2$s now.', 'polylang' ),
140	sprintf( '<a href="%s" target="_blank">', 'https://polylang.pro/account' ),
141	'</a>'
142	);
143	break;
144	}
145	} else {
146	$class = 'license-valid';
147
148	$out .= sprintf( '<button id="deactivate_%s" type="button" class="button button-secondary pll-deactivate-license">%s</button>', $item->id, __( 'Deactivate', 'polylang' ) );
149
150	if ( 'lifetime' === $license->expires ) {
151	$message = __( 'The license key never expires.', 'polylang' );
152	} elseif ( $expiration > $now && $expiration - $now < ( DAY_IN_SECONDS * 30 ) ) {
153	$class = 'notice-warning notice-alt';
154	$message = sprintf(
155	/* translators: %1$s is a date, %2$s is link start tag, %3$s is link end tag. */
156	__( 'Your license key will expire soon! Precisely, it will expire on %1$s. %2$sRenew your license key today!%3$s.', 'polylang' ),
157	date_i18n( get_option( 'date_format' ), strtotime( $license->expires, $now ) ),
158	sprintf( '<a href="%s" target="_blank">', 'https://polylang.pro/checkout/?edd_license_key=' . $item->license_key ),
159	'</a>'
160	);
161	} else {
162	$message = sprintf(
163	/* translators: %s is a date */
164	__( 'Your license key expires on %s.', 'polylang' ),
165	date_i18n( get_option( 'date_format' ), strtotime( $license->expires, $now ) )
166	);
167	}
168	}
169	}
170
171	if ( ! empty( $message ) ) {
172	$out .= '<p>' . $message . '</p>';
173	}
174
175	return sprintf( '<tr id="pll-license-%s" class="%s">%s</tr>', $item->id, $class, $out );
176	}
177
178	/**
179	* Ajax method to save the license keys and activate the licenses at the same time
180	* Overrides parent's method
181	*
182	* @since 1.9
183	*/
184	public function save_options() {
185	check_ajax_referer( 'pll_options', '_pll_nonce' );
186	if ( ! current_user_can( 'manage_options' ) ) {
187	wp_die( -1 );
188	}
189
190	if ( isset( $_POST['module'] ) && $this->module === $_POST['module'] && ! empty( $_POST['licenses'] ) ) {
191	$x = new WP_Ajax_Response();
192	foreach ( $this->items as $item ) {
193	if ( ! empty( $_POST['licenses'][ $item->id ] ) ) {
194	$updated_item = $item->activate_license( sanitize_key( $_POST['licenses'][ $item->id ] ) );
195	$x->Add( array( 'what' => 'license-update', 'data' => $item->id, 'supplemental' => array( 'html' => $this->get_row( $updated_item ) ) ) );
196	}
197	}
198
199	// Updated message
200	add_settings_error( 'general', 'settings_updated', __( 'Settings saved.', 'polylang' ), 'updated' );
201	ob_start();
202	settings_errors();
203	$x->Add( array( 'what' => 'success', 'data' => ob_get_clean() ) );
204	$x->send();
205	}
206	}
207
208	/**
209	* Ajax method to deactivate a license
210	*
211	* @since 1.9
212	*/
213	public function deactivate_license() {
214	check_ajax_referer( 'pll_options', '_pll_nonce' );
215
216	if ( ! current_user_can( 'manage_options' ) ) {
217	wp_die( -1 );
218	}
219
220	if ( ! isset( $_POST['id'] ) ) {
221	wp_die( 0 );
222	}
223
224	$id = substr( sanitize_text_field( wp_unslash( $_POST['id'] ) ), 11 );
225	wp_send_json(
226	array(
227	'id' => $id,
228	'html' => $this->get_row( $this->items[ $id ]->deactivate_license() ),
229	)
230	);
231	}
232	}
233