wordpress-seo / admin / class-yoast-network-admin.php

class-yoast-network-admin.php in Yoast SEO – Advanced SEO with real-time guidance and built-in AI 18.3, at admin/class-yoast-network-admin.php

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1	<?php
2	/**
3	* WPSEO plugin file.
4	*
5	* @package WPSEO\Internals
6	*/
7
8	/**
9	* Multisite utility class for network admin functionality.
10	*/
11	class Yoast_Network_Admin implements WPSEO_WordPress_AJAX_Integration, WPSEO_WordPress_Integration {
12
13	/**
14	* Action identifier for updating plugin network options.
15	*
16	* @var string
17	*/
18	const UPDATE_OPTIONS_ACTION = 'yoast_handle_network_options';
19
20	/**
21	* Action identifier for restoring a site.
22	*
23	* @var string
24	*/
25	const RESTORE_SITE_ACTION = 'yoast_restore_site';
26
27	/**
28	* Gets the available sites as choices, e.g. for a dropdown.
29	*
30	* @param bool $include_empty Optional. Whether to include an initial placeholder choice.
31	* Default false.
32	* @param bool $show_title Optional. Whether to show the title for each site. This requires
33	* switching through the sites, so has performance implications for
34	* sites that do not use a persistent cache.
35	* Default false.
36	*
37	* @return array Choices as $site_id => $site_label pairs.
38	*/
39	public function get_site_choices( $include_empty = false, $show_title = false ) {
40	$choices = [];
41
42	if ( $include_empty ) {
43	$choices['-'] = __( 'None', 'wordpress-seo' );
44	}
45
46	$criteria = [
47	'deleted' => 0,
48	'network_id' => get_current_network_id(),
49	];
50	$sites = get_sites( $criteria );
51
52	foreach ( $sites as $site ) {
53	$site_name = $site->domain . $site->path;
54	if ( $show_title ) {
55	$site_name = $site->blogname . ' (' . $site->domain . $site->path . ')';
56	}
57	$choices[ $site->blog_id ] = $site->blog_id . ': ' . $site_name;
58
59	$site_states = $this->get_site_states( $site );
60	if ( ! empty( $site_states ) ) {
61	$choices[ $site->blog_id ] .= ' [' . implode( ', ', $site_states ) . ']';
62	}
63	}
64
65	return $choices;
66	}
67
68	/**
69	* Gets the states of a site.
70	*
71	* @param WP_Site $site Site object.
72	*
73	* @return array Array of $state_slug => $state_label pairs.
74	*/
75	public function get_site_states( $site ) {
76	$available_states = [
77	'public' => __( 'public', 'wordpress-seo' ),
78	'archived' => __( 'archived', 'wordpress-seo' ),
79	'mature' => __( 'mature', 'wordpress-seo' ),
80	'spam' => __( 'spam', 'wordpress-seo' ),
81	'deleted' => __( 'deleted', 'wordpress-seo' ),
82	];
83
84	$site_states = [];
85	foreach ( $available_states as $state_slug => $state_label ) {
86	if ( $site->$state_slug === '1' ) {
87	$site_states[ $state_slug ] = $state_label;
88	}
89	}
90
91	return $site_states;
92	}
93
94	/**
95	* Handles a request to update plugin network options.
96	*
97	* This method works similar to how option updates are handled in `wp-admin/options.php` and
98	* `wp-admin/network/settings.php`.
99	*
100	* @return void
101	*/
102	public function handle_update_options_request() {
103	$option_group = filter_input( INPUT_POST, 'network_option_group', FILTER_SANITIZE_STRING );
104
105	$this->verify_request( "{$option_group}-network-options" );
106
107	$whitelist_options = Yoast_Network_Settings_API::get()->get_whitelist_options( $option_group );
108
109	if ( empty( $whitelist_options ) ) {
110	add_settings_error( $option_group, 'settings_updated', __( 'You are not allowed to modify unregistered network settings.', 'wordpress-seo' ), 'error' );
111
112	$this->terminate_request();
113	return;
114	}
115
116	// phpcs:disable WordPress.Security.NonceVerification -- Nonce verified via `verify_request()` above.
117	foreach ( $whitelist_options as $option_name ) {
118	$value = null;
119	if ( isset( $_POST[ $option_name ] ) ) {
120	// Adding sanitize_text_field around this will break the saving of settings because it expects a string: https://github.com/Yoast/wordpress-seo/issues/12440.
121	$value = wp_unslash( $_POST[ $option_name ] );
122	}
123
124	WPSEO_Options::update_site_option( $option_name, $value );
125	}
126	// phpcs:enable WordPress.Security.NonceVerification
127
128	$settings_errors = get_settings_errors();
129	if ( empty( $settings_errors ) ) {
130	add_settings_error( $option_group, 'settings_updated', __( 'Settings Updated.', 'wordpress-seo' ), 'updated' );
131	}
132
133	$this->terminate_request();
134	}
135
136	/**
137	* Handles a request to restore a site's default settings.
138	*
139	* @return void
140	*/
141	public function handle_restore_site_request() {
142	$this->verify_request( 'wpseo-network-restore', 'restore_site_nonce' );
143
144	$option_group = 'wpseo_ms';
145
146	// phpcs:ignore WordPress.Security.NonceVerification -- Nonce verified via `verify_request()` above.
147	$site_id = ! empty( $_POST[ $option_group ]['site_id'] ) ? (int) $_POST[ $option_group ]['site_id'] : 0;
148	if ( ! $site_id ) {
149	add_settings_error( $option_group, 'settings_updated', __( 'No site has been selected to restore.', 'wordpress-seo' ), 'error' );
150
151	$this->terminate_request();
152	return;
153	}
154
155	$site = get_site( $site_id );
156	if ( ! $site ) {
157	/* translators: %s expands to the ID of a site within a multisite network. */
158	add_settings_error( $option_group, 'settings_updated', sprintf( __( 'Site with ID %d not found.', 'wordpress-seo' ), $site_id ), 'error' );
159	}
160	else {
161	WPSEO_Options::reset_ms_blog( $site_id );
162
163	/* translators: %s expands to the name of a site within a multisite network. */
164	add_settings_error( $option_group, 'settings_updated', sprintf( __( '%s restored to default SEO settings.', 'wordpress-seo' ), esc_html( $site->blogname ) ), 'updated' );
165	}
166
167	$this->terminate_request();
168	}
169
170	/**
171	* Outputs nonce, action and option group fields for a network settings page in the plugin.
172	*
173	* @param string $option_group Option group name for the current page.
174	*
175	* @return void
176	*/
177	public function settings_fields( $option_group ) {
178	?>
179	<input type="hidden" name="network_option_group" value="<?php echo esc_attr( $option_group ); ?>" />
180	<input type="hidden" name="action" value="<?php echo esc_attr( self::UPDATE_OPTIONS_ACTION ); ?>" />
181	<?php
182	wp_nonce_field( "$option_group-network-options" );
183	}
184
185	/**
186	* Enqueues network admin assets.
187	*
188	* @return void
189	*/
190	public function enqueue_assets() {
191	$asset_manager = new WPSEO_Admin_Asset_Manager();
192	$asset_manager->enqueue_script( 'network-admin' );
193
194	$translations = [
195	/* translators: %s: success message */
196	'success_prefix' => __( 'Success: %s', 'wordpress-seo' ),
197	/* translators: %s: error message */
198	'error_prefix' => __( 'Error: %s', 'wordpress-seo' ),
199	];
200	$asset_manager->localize_script(
201	'network-admin',
202	'wpseoNetworkAdminGlobalL10n',
203	$translations
204	);
205	}
206
207	/**
208	* Hooks in the necessary actions and filters.
209	*
210	* @return void
211	*/
212	public function register_hooks() {
213
214	if ( ! $this->meets_requirements() ) {
215	return;
216	}
217
218	add_action( 'admin_enqueue_scripts', [ $this, 'enqueue_assets' ] );
219
220	add_action( 'admin_action_' . self::UPDATE_OPTIONS_ACTION, [ $this, 'handle_update_options_request' ] );
221	add_action( 'admin_action_' . self::RESTORE_SITE_ACTION, [ $this, 'handle_restore_site_request' ] );
222	}
223
224	/**
225	* Hooks in the necessary AJAX actions.
226	*
227	* @return void
228	*/
229	public function register_ajax_hooks() {
230	add_action( 'wp_ajax_' . self::UPDATE_OPTIONS_ACTION, [ $this, 'handle_update_options_request' ] );
231	add_action( 'wp_ajax_' . self::RESTORE_SITE_ACTION, [ $this, 'handle_restore_site_request' ] );
232	}
233
234	/**
235	* Checks whether the requirements to use this class are met.
236	*
237	* @return bool True if requirements are met, false otherwise.
238	*/
239	public function meets_requirements() {
240	return is_multisite() && is_network_admin();
241	}
242
243	/**
244	* Verifies that the current request is valid.
245	*
246	* @param string $action Nonce action.
247	* @param string $query_arg Optional. Nonce query argument. Default '_wpnonce'.
248	*
249	* @return void
250	*/
251	public function verify_request( $action, $query_arg = '_wpnonce' ) {
252	$has_access = current_user_can( 'wpseo_manage_network_options' );
253
254	if ( wp_doing_ajax() ) {
255	check_ajax_referer( $action, $query_arg );
256
257	if ( ! $has_access ) {
258	wp_die( -1, 403 );
259	}
260	return;
261	}
262
263	check_admin_referer( $action, $query_arg );
264
265	if ( ! $has_access ) {
266	wp_die( esc_html__( 'You are not allowed to perform this action.', 'wordpress-seo' ) );
267	}
268	}
269
270	/**
271	* Terminates the current request by either redirecting back or sending an AJAX response.
272	*
273	* @return void
274	*/
275	public function terminate_request() {
276	if ( wp_doing_ajax() ) {
277	$settings_errors = get_settings_errors();
278
279	if ( ! empty( $settings_errors ) && $settings_errors[0]['type'] === 'updated' ) {
280	wp_send_json_success( $settings_errors, 200 );
281	}
282
283	wp_send_json_error( $settings_errors, 400 );
284	}
285
286	$this->persist_settings_errors();
287	$this->redirect_back( [ 'settings-updated' => 'true' ] );
288	}
289
290	/**
291	* Persists settings errors.
292	*
293	* Settings errors are stored in a transient for 30 seconds so that this transient
294	* can be retrieved on the next page load.
295	*
296	* @return void
297	*/
298	protected function persist_settings_errors() {
299	/*
300	* A regular transient is used here, since it is automatically cleared right after the redirect.
301	* A network transient would be cleaner, but would require a lot of copied code from core for
302	* just a minor adjustment when displaying settings errors.
303	*/
304	set_transient( 'settings_errors', get_settings_errors(), 30 );
305	}
306
307	/**
308	* Redirects back to the referer URL, with optional query arguments.
309	*
310	* @param array $query_args Optional. Query arguments to add to the redirect URL. Default none.
311	*
312	* @return void
313	*/
314	protected function redirect_back( $query_args = [] ) {
315	$sendback = wp_get_referer();
316
317	if ( ! empty( $query_args ) ) {
318	$sendback = add_query_arg( $query_args, $sendback );
319	}
320
321	wp_safe_redirect( $sendback );
322	exit;
323	}
324	}
325