Callables::expand_callables() - Code Metrics - Inspection of "remove quotes, was breaking update" - Automattic/jetpack - Measure and Improve Code Quality continuously with Scrutinizer

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created 2019-12-03 17:43 UTC

Callables::expand_callables() A

↳ Parent: Callables

Complexity

Conditions	3
Paths	3

Size

Total Lines

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	3
nc	3
nop	1
dl	0
loc	13
rs	9.8333
c	0
b	0
f	0

<?php
/**
 * Callables sync module.
 *
 * @package automattic/jetpack-sync
 */

namespace Automattic\Jetpack\Sync\Modules;

use Automattic\Jetpack\Sync\Functions;
use Automattic\Jetpack\Sync\Defaults;
use Automattic\Jetpack\Sync\Settings;
use Automattic\Jetpack\Constants as Jetpack_Constants;

/**
 * Class to handle sync for callables.
 */
class Callables extends Module {
	/**
	 * Name of the callables checksum option.
	 *
	 * @var string
	 */
	const CALLABLES_CHECKSUM_OPTION_NAME = 'jetpack_callables_sync_checksum';

	/**
	 * Name of the transient for locking callables.
	 *
	 * @var string
	 */
	const CALLABLES_AWAIT_TRANSIENT_NAME = 'jetpack_sync_callables_await';

	/**
	 * Whitelist for callables we want to sync.
	 *
	 * @access private
	 *
	 * @var array
	 */
	private $callable_whitelist;

	/**
	 * For some options, we should always send the change right away!
	 *
	 * @access public
	 *
	 * @var array
	 */
	const ALWAYS_SEND_UPDATES_TO_THESE_OPTIONS = array(
		'jetpack_active_modules',
		'home', // option is home, callable is home_url.
		'siteurl',
		'jetpack_sync_error_idc',
		'paused_plugins',
		'paused_themes',
	);

	/**
	 * For some options, the callable key differs from the option name/key
	 *
	 * @access public
	 *
	 * @var array
	 */
	const OPTION_NAMES_TO_CALLABLE_NAMES = array(
		// @TODO: Audit the other option names for differences between the option names and callable names.
		'home'    => 'home_url',
		'siteurl' => 'site_url',
	);

	/**
	 * Sync module name.
	 *
	 * @access public
	 *
	 * @return string
	 */
	public function name() {
		return 'functions';
	}

	/**
	 * Set module defaults.
	 * Define the callable whitelist based on whether this is a single site or a multisite installation.
	 *
	 * @access public
	 */
	public function set_defaults() {
		if ( is_multisite() ) {
			$this->callable_whitelist = array_merge( Defaults::get_callable_whitelist(), Defaults::get_multisite_callable_whitelist() );
		} else {
			$this->callable_whitelist = Defaults::get_callable_whitelist();
		}
	}

	/**
	 * Initialize callables action listeners.
	 *
	 * @access public
	 *
	 * @param callable $callable Action handler callable.
	 */
	public function init_listeners( $callable ) {
		add_action( 'jetpack_sync_callable', $callable, 10, 2 );
		add_action( 'current_screen', array( $this, 'set_plugin_action_links' ), 9999 ); // Should happen very late.

		foreach ( self::ALWAYS_SEND_UPDATES_TO_THESE_OPTIONS as $option ) {
			add_action( "update_option_{$option}", array( $this, 'unlock_sync_callable' ) );
			add_action( "delete_option_{$option}", array( $this, 'unlock_sync_callable' ) );
		}

		// Provide a hook so that hosts can send changes to certain callables right away.
		// Especially useful when a host uses constants to change home and siteurl.
		add_action( 'jetpack_sync_unlock_sync_callable', array( $this, 'unlock_sync_callable' ) );

		// get_plugins and wp_version
		// gets fired when new code gets installed, updates etc.
		add_action( 'upgrader_process_complete', array( $this, 'unlock_plugin_action_link_and_callables' ) );
		add_action( 'update_option_active_plugins', array( $this, 'unlock_plugin_action_link_and_callables' ) );
	}

	/**
	 * Initialize callables action listeners for full sync.
	 *
	 * @access public
	 *
	 * @param callable $callable Action handler callable.
	 */
	public function init_full_sync_listeners( $callable ) {
		add_action( 'jetpack_full_sync_callables', $callable );
	}

	/**
	 * Initialize the module in the sender.
	 *
	 * @access public
	 */
	public function init_before_send() {
		add_action( 'jetpack_sync_before_send_queue_sync', array( $this, 'maybe_sync_callables' ) );

		// Full sync.
		add_filter( 'jetpack_sync_before_send_jetpack_full_sync_callables', array( $this, 'expand_callables' ) );
	}

	/**
	 * Perform module cleanup.
	 * Deletes any transients and options that this module uses.
	 * Usually triggered when uninstalling the plugin.
	 *
	 * @access public
	 */
	public function reset_data() {
		delete_option( self::CALLABLES_CHECKSUM_OPTION_NAME );
		delete_transient( self::CALLABLES_AWAIT_TRANSIENT_NAME );

		$url_callables = array( 'home_url', 'site_url', 'main_network_site_url' );
		foreach ( $url_callables as $callable ) {
			delete_option( Functions::HTTPS_CHECK_OPTION_PREFIX . $callable );
		}
	}

	/**
	 * Set the callable whitelist.
	 *
	 * @access public
	 *
	 * @param array $callables The new callables whitelist.
	 */
	public function set_callable_whitelist( $callables ) {
		$this->callable_whitelist = $callables;
	}

	/**
	 * Get the callable whitelist.
	 *
	 * @access public
	 *
	 * @return array The callables whitelist.
	 */
	public function get_callable_whitelist() {
		return $this->callable_whitelist;
	}

	/**
	 * Retrieve all callables as per the current callables whitelist.
	 *
	 * @access public
	 *
	 * @return array All callables.
	 */
	public function get_all_callables() {
		// get_all_callables should run as the master user always.
		$current_user_id = get_current_user_id();
		wp_set_current_user( \Jetpack_Options::get_option( 'master_user' ) );
		$callables = array_combine(
			array_keys( $this->get_callable_whitelist() ),
			array_map( array( $this, 'get_callable' ), array_values( $this->get_callable_whitelist() ) )
		);
		wp_set_current_user( $current_user_id );
		return $callables;
	}

	/**
	 * Invoke a particular callable.
	 * Used as a wrapper to standartize invocation.
	 *
	 * @access private
	 *
	 * @param callable $callable Callable to invoke.
	 * @return mixed Return value of the callable.
	 */
	private function get_callable( $callable ) {
		return call_user_func( $callable );
	}

	/**
	 * Enqueue the callable actions for full sync.
	 *
	 * @access public
	 *
	 * @param array   $config               Full sync configuration for this sync module.
	 * @param int     $max_items_to_enqueue Maximum number of items to enqueue.
	 * @param boolean $state                True if full sync has finished enqueueing this module, false otherwise.
	 * @return array Number of actions enqueued, and next module state.
	 */
	public function enqueue_full_sync_actions( $config, $max_items_to_enqueue, $state ) { // phpcs:ignore VariableAnalysis.CodeAnalysis.VariableAnalysis.UnusedVariable
		/**
		 * Tells the client to sync all callables to the server
		 *
		 * @since 4.2.0
		 *
		 * @param boolean Whether to expand callables (should always be true)
		 */
		do_action( 'jetpack_full_sync_callables', true );

		// The number of actions enqueued, and next module state (true == done).
		return array( 1, true );
	}

	/**
	 * Retrieve an estimated number of actions that will be enqueued.
	 *
	 * @access public
	 *
	 * @param array $config Full sync configuration for this sync module.
	 * @return array Number of items yet to be enqueued.
	 */
	public function estimate_full_sync_actions( $config ) { // phpcs:ignore VariableAnalysis.CodeAnalysis.VariableAnalysis.UnusedVariable
		return 1;
	}

	/**
	 * Retrieve the actions that will be sent for this module during a full sync.
	 *
	 * @access public
	 *
	 * @return array Full sync actions of this module.
	 */
	public function get_full_sync_actions() {
		return array( 'jetpack_full_sync_callables' );
	}

	/**
	 * Unlock callables so they would be available for syncing again.
	 *
	 * @access public
	 */
	public function unlock_sync_callable() {
		delete_transient( self::CALLABLES_AWAIT_TRANSIENT_NAME );
	}

	/**
	 * Unlock callables and plugin action links.
	 *
	 * @access public
	 */
	public function unlock_plugin_action_link_and_callables() {
		delete_transient( self::CALLABLES_AWAIT_TRANSIENT_NAME );
		delete_transient( 'jetpack_plugin_api_action_links_refresh' );
		add_filter( 'jetpack_check_and_send_callables', '__return_true' );
	}

	/**
	 * Parse and store the plugin action links if on the plugins page.
	 *
	 * @uses \DOMDocument
	 * @uses libxml_use_internal_errors
	 * @uses mb_convert_encoding
	 *
	 * @access public
	 */
	public function set_plugin_action_links() {
		if (
			! class_exists( '\DOMDocument' ) ||
			! function_exists( 'libxml_use_internal_errors' ) ||
			! function_exists( 'mb_convert_encoding' )
		) {
			return;
		}

		$current_screeen = get_current_screen();

		$plugins_action_links = array();
		// Is the transient lock in place?
		$plugins_lock = get_transient( 'jetpack_plugin_api_action_links_refresh', false );
		if ( ! empty( $plugins_lock ) && ( isset( $current_screeen->id ) && 'plugins' !== $current_screeen->id ) ) {
			return;
		}
		$plugins = array_keys( Functions::get_plugins() );
		foreach ( $plugins as $plugin_file ) {
			/**
			 *  Plugins often like to unset things but things break if they are not able to.
			 */
			$action_links = array(
				'deactivate' => '',
				'activate'   => '',
				'details'    => '',
				'delete'     => '',
				'edit'       => '',
			);
			/** This filter is documented in src/wp-admin/includes/class-wp-plugins-list-table.php */
			$action_links = apply_filters( 'plugin_action_links', $action_links, $plugin_file, null, 'all' );
			/** This filter is documented in src/wp-admin/includes/class-wp-plugins-list-table.php */
			$action_links           = apply_filters( "plugin_action_links_{$plugin_file}", $action_links, $plugin_file, null, 'all' );
			$action_links           = array_filter( $action_links );
			$formatted_action_links = null;
			if ( ! empty( $action_links ) && count( $action_links ) > 0 ) {
				$dom_doc = new \DOMDocument();
				foreach ( $action_links as $action_link ) {
					// The @ is not enough to suppress errors when dealing with libxml,
					// we have to tell it directly how we want to handle errors.
					libxml_use_internal_errors( true );
					$dom_doc->loadHTML( mb_convert_encoding( $action_link, 'HTML-ENTITIES', 'UTF-8' ) );
					libxml_use_internal_errors( false );

					$link_elements = $dom_doc->getElementsByTagName( 'a' );
					if ( 0 === $link_elements->length ) {
						continue;
					}

					$link_element = $link_elements->item( 0 );
					// phpcs:ignore WordPress.NamingConventions.ValidVariableName.UsedPropertyNotSnakeCase
					if ( $link_element->hasAttribute( 'href' ) && $link_element->nodeValue ) {

						$link_url = trim( $link_element->getAttribute( 'href' ) );

						// Add the full admin path to the url if the plugin did not provide it.
						$link_url_scheme = wp_parse_url( $link_url, PHP_URL_SCHEME );
						if ( empty( $link_url_scheme ) ) {
							$link_url = admin_url( $link_url );
						}

						// phpcs:ignore WordPress.NamingConventions.ValidVariableName.UsedPropertyNotSnakeCase
						$formatted_action_links[ $link_element->nodeValue ] = $link_url;
					}
				}
			}
			if ( $formatted_action_links ) {
				$plugins_action_links[ $plugin_file ] = $formatted_action_links;
			}
		}
		// Cache things for a long time.
		set_transient( 'jetpack_plugin_api_action_links_refresh', time(), DAY_IN_SECONDS );
		update_option( 'jetpack_plugin_api_action_links', $plugins_action_links );
	}

	/**
	 * Whether a certain callable should be sent.
	 *
	 * @access public
	 *
	 * @param array  $callable_checksums Callable checksums.
	 * @param string $name               Name of the callable.
	 * @param string $checksum           A checksum of the callable.
	 * @return boolean Whether to send the callable.
	 */
	public function should_send_callable( $callable_checksums, $name, $checksum ) {
		$idc_override_callables = array(
			'main_network_site',
			'home_url',
			'site_url',
		);
		if ( in_array( $name, $idc_override_callables, true ) && \Jetpack_Options::get_option( 'migrate_for_idc' ) ) {
			return true;
		}

		return ! $this->still_valid_checksum( $callable_checksums, $name, $checksum );
	}

	/**
	 * Sync the callables if we're supposed to.
	 *
	 * @access public
	 */
	public function maybe_sync_callables() {

		$callables = $this->get_all_callables();
		if ( ! apply_filters( 'jetpack_check_and_send_callables', false ) ) {
			if ( ! is_admin() ) {
				// If we're not an admin and we're not doing cron and this isn't WP_CLI, don't sync anything.
				if ( ! Settings::is_doing_cron() && ! Jetpack_Constants::get_constant( 'WP_CLI' ) ) {
					return;
				}
				// If we're not an admin and we are doing cron, sync the Callables that are always supposed to sync ( See https://github.com/Automattic/jetpack/issues/12924 ).
				$callables = $this->get_always_sent_callables();
			}
			if ( get_transient( self::CALLABLES_AWAIT_TRANSIENT_NAME ) ) {
				return;
			}
		}

		if ( empty( $callables ) ) {
			return;
		}

		set_transient( self::CALLABLES_AWAIT_TRANSIENT_NAME, microtime( true ), Defaults::$default_sync_callables_wait_time );

		$callable_checksums = (array) \Jetpack_Options::get_raw_option( self::CALLABLES_CHECKSUM_OPTION_NAME, array() );
		$has_changed        = false;
		// Only send the callables that have changed.
		foreach ( $callables as $name => $value ) {
			$checksum = $this->get_check_sum( $value );
			// Explicitly not using Identical comparison as get_option returns a string.
			if ( ! is_null( $value ) && $this->should_send_callable( $callable_checksums, $name, $checksum ) ) {
				/**
				 * Tells the client to sync a callable (aka function) to the server
				 *
				 * @since 4.2.0
				 *
				 * @param string The name of the callable
				 * @param mixed The value of the callable
				 */
				do_action( 'jetpack_sync_callable', $name, $value );
				$callable_checksums[ $name ] = $checksum;
				$has_changed                 = true;
			} else {
				$callable_checksums[ $name ] = $checksum;
			}
		}
		if ( $has_changed ) {
			\Jetpack_Options::update_raw_option( self::CALLABLES_CHECKSUM_OPTION_NAME, $callable_checksums );
		}

	}

	/**
	 * Get the callables that should always be sent, e.g. on cron.
	 *
	 * @return array Callables that should always be sent
	 */
	protected function get_always_sent_callables() {
		$callables      = $this->get_all_callables();
		$cron_callables = array();
		foreach ( self::ALWAYS_SEND_UPDATES_TO_THESE_OPTIONS as $option_name ) {
			if ( array_key_exists( $option_name, $callables ) ) {
				$cron_callables[ $option_name ] = $callables[ $option_name ];
				continue;
			}

			// Check for the Callable name/key for the option, if different from option name.
			if ( array_key_exists( $option_name, self::OPTION_NAMES_TO_CALLABLE_NAMES ) ) {
				$callable_name = self::OPTION_NAMES_TO_CALLABLE_NAMES[ $option_name ];
				if ( array_key_exists( $callable_name, $callables ) ) {
					$cron_callables[ $callable_name ] = $callables[ $callable_name ];
				}
			}
		}
		return $cron_callables;
	}

	/**
	 * Expand the callables within a hook before they are serialized and sent to the server.
	 *
	 * @access public
	 *
	 * @param array $args The hook parameters.
	 * @return array $args The hook parameters.
	 */
	public function expand_callables( $args ) {
		if ( $args[0] ) {
			$callables           = $this->get_all_callables();
			$callables_checksums = array();
			foreach ( $callables as $name => $value ) {
				$callables_checksums[ $name ] = $this->get_check_sum( $value );
			}
			\Jetpack_Options::update_raw_option( self::CALLABLES_CHECKSUM_OPTION_NAME, $callables_checksums );
			return $callables;
		}

		return $args;
	}
}


1		<?php
2		/**
3		* Callables sync module.
4		*
5		* @package automattic/jetpack-sync
6		*/
7
8		namespace Automattic\Jetpack\Sync\Modules;
9
10		use Automattic\Jetpack\Sync\Functions;
11		use Automattic\Jetpack\Sync\Defaults;
12		use Automattic\Jetpack\Sync\Settings;
13		use Automattic\Jetpack\Constants as Jetpack_Constants;
14
15		/**
16		* Class to handle sync for callables.
17		*/
18		class Callables extends Module {
19		/**
20		* Name of the callables checksum option.
21		*
22		* @var string
23		*/
24		const CALLABLES_CHECKSUM_OPTION_NAME = 'jetpack_callables_sync_checksum';
25
26		/**
27		* Name of the transient for locking callables.
28		*
29		* @var string
30		*/
31		const CALLABLES_AWAIT_TRANSIENT_NAME = 'jetpack_sync_callables_await';
32
33		/**
34		* Whitelist for callables we want to sync.
35		*
36		* @access private
37		*
38		* @var array
39		*/
40		private $callable_whitelist;
41
42		/**
43		* For some options, we should always send the change right away!
44		*
45		* @access public
46		*
47		* @var array
48		*/
49		const ALWAYS_SEND_UPDATES_TO_THESE_OPTIONS = array(
50		'jetpack_active_modules',
51		'home', // option is home, callable is home_url.
52		'siteurl',
53		'jetpack_sync_error_idc',
54		'paused_plugins',
55		'paused_themes',
56		);
57
58		/**
59		* For some options, the callable key differs from the option name/key
60		*
61		* @access public
62		*
63		* @var array
64		*/
65		const OPTION_NAMES_TO_CALLABLE_NAMES = array(
66		// @TODO: Audit the other option names for differences between the option names and callable names.
67		'home' => 'home_url',
68		'siteurl' => 'site_url',
69		);
70
71		/**
72		* Sync module name.
73		*
74		* @access public
75		*
76		* @return string
77		*/
78		public function name() {
79		return 'functions';
80		}
81
82		/**
83		* Set module defaults.
84		* Define the callable whitelist based on whether this is a single site or a multisite installation.
85		*
86		* @access public
87		*/
88		public function set_defaults() {
89		if ( is_multisite() ) {
90		$this->callable_whitelist = array_merge( Defaults::get_callable_whitelist(), Defaults::get_multisite_callable_whitelist() );
91		} else {
92		$this->callable_whitelist = Defaults::get_callable_whitelist();
93		}
94		}
95
96		/**
97		* Initialize callables action listeners.
98		*
99		* @access public
100		*
101		* @param callable $callable Action handler callable.
102		*/
103		public function init_listeners( $callable ) {
104		add_action( 'jetpack_sync_callable', $callable, 10, 2 );
105		add_action( 'current_screen', array( $this, 'set_plugin_action_links' ), 9999 ); // Should happen very late.
106
107		foreach ( self::ALWAYS_SEND_UPDATES_TO_THESE_OPTIONS as $option ) {
108		add_action( "update_option_{$option}", array( $this, 'unlock_sync_callable' ) );
109		add_action( "delete_option_{$option}", array( $this, 'unlock_sync_callable' ) );
110		}
111
112		// Provide a hook so that hosts can send changes to certain callables right away.
113		// Especially useful when a host uses constants to change home and siteurl.
114		add_action( 'jetpack_sync_unlock_sync_callable', array( $this, 'unlock_sync_callable' ) );
115
116		// get_plugins and wp_version
117		// gets fired when new code gets installed, updates etc.
118		add_action( 'upgrader_process_complete', array( $this, 'unlock_plugin_action_link_and_callables' ) );
119		add_action( 'update_option_active_plugins', array( $this, 'unlock_plugin_action_link_and_callables' ) );
120		}
121
122		/**
123		* Initialize callables action listeners for full sync.
124		*
125		* @access public
126		*
127		* @param callable $callable Action handler callable.
128		*/
129		public function init_full_sync_listeners( $callable ) {
130		add_action( 'jetpack_full_sync_callables', $callable );
131		}
132
133		/**
134		* Initialize the module in the sender.
135		*
136		* @access public
137		*/
138		public function init_before_send() {
139		add_action( 'jetpack_sync_before_send_queue_sync', array( $this, 'maybe_sync_callables' ) );
140
141		// Full sync.
142		add_filter( 'jetpack_sync_before_send_jetpack_full_sync_callables', array( $this, 'expand_callables' ) );
143		}
144
145		/**
146		* Perform module cleanup.
147		* Deletes any transients and options that this module uses.
148		* Usually triggered when uninstalling the plugin.
149		*
150		* @access public
151		*/
152		public function reset_data() {
153		delete_option( self::CALLABLES_CHECKSUM_OPTION_NAME );
154		delete_transient( self::CALLABLES_AWAIT_TRANSIENT_NAME );
155
156		$url_callables = array( 'home_url', 'site_url', 'main_network_site_url' );
157		foreach ( $url_callables as $callable ) {
158		delete_option( Functions::HTTPS_CHECK_OPTION_PREFIX . $callable );
159		}
160		}
161
162		/**
163		* Set the callable whitelist.
164		*
165		* @access public
166		*
167		* @param array $callables The new callables whitelist.
168		*/
169		public function set_callable_whitelist( $callables ) {
170		$this->callable_whitelist = $callables;
171		}
172
173		/**
174		* Get the callable whitelist.
175		*
176		* @access public
177		*
178		* @return array The callables whitelist.
179		*/
180		public function get_callable_whitelist() {
181		return $this->callable_whitelist;
182		}
183
184		/**
185		* Retrieve all callables as per the current callables whitelist.
186		*
187		* @access public
188		*
189		* @return array All callables.
190		*/
191		public function get_all_callables() {
192		// get_all_callables should run as the master user always.
193		$current_user_id = get_current_user_id();
194		wp_set_current_user( \Jetpack_Options::get_option( 'master_user' ) );
195		$callables = array_combine(
196		array_keys( $this->get_callable_whitelist() ),
197		array_map( array( $this, 'get_callable' ), array_values( $this->get_callable_whitelist() ) )
198		);
199		wp_set_current_user( $current_user_id );
200		return $callables;
201		}
202
203		/**
204		* Invoke a particular callable.
205		* Used as a wrapper to standartize invocation.
206		*
207		* @access private
208		*
209		* @param callable $callable Callable to invoke.
210		* @return mixed Return value of the callable.
211		*/
212		private function get_callable( $callable ) {
213		return call_user_func( $callable );
214		}
215
216		/**
217		* Enqueue the callable actions for full sync.
218		*
219		* @access public
220		*
221		* @param array $config Full sync configuration for this sync module.
222		* @param int $max_items_to_enqueue Maximum number of items to enqueue.
223		* @param boolean $state True if full sync has finished enqueueing this module, false otherwise.
224		* @return array Number of actions enqueued, and next module state.
225		*/
226		public function enqueue_full_sync_actions( $config, $max_items_to_enqueue, $state ) { // phpcs:ignore VariableAnalysis.CodeAnalysis.VariableAnalysis.UnusedVariable
227		/**
228		* Tells the client to sync all callables to the server
229		*
230		* @since 4.2.0
231		*
232		* @param boolean Whether to expand callables (should always be true)
233		*/
234		do_action( 'jetpack_full_sync_callables', true );
235
236		// The number of actions enqueued, and next module state (true == done).
237		return array( 1, true );
238		}
239
240		/**
241		* Retrieve an estimated number of actions that will be enqueued.
242		*
243		* @access public
244		*
245		* @param array $config Full sync configuration for this sync module.
246		* @return array Number of items yet to be enqueued.
247		*/
248		public function estimate_full_sync_actions( $config ) { // phpcs:ignore VariableAnalysis.CodeAnalysis.VariableAnalysis.UnusedVariable
249		return 1;
250		}
251
252		/**
253		* Retrieve the actions that will be sent for this module during a full sync.
254		*
255		* @access public
256		*
257		* @return array Full sync actions of this module.
258		*/
259		public function get_full_sync_actions() {
260		return array( 'jetpack_full_sync_callables' );
261		}
262
263		/**
264		* Unlock callables so they would be available for syncing again.
265		*
266		* @access public
267		*/
268		public function unlock_sync_callable() {
269		delete_transient( self::CALLABLES_AWAIT_TRANSIENT_NAME );
270		}
271
272		/**
273		* Unlock callables and plugin action links.
274		*
275		* @access public
276		*/
277		public function unlock_plugin_action_link_and_callables() {
278		delete_transient( self::CALLABLES_AWAIT_TRANSIENT_NAME );
279		delete_transient( 'jetpack_plugin_api_action_links_refresh' );
280		add_filter( 'jetpack_check_and_send_callables', '__return_true' );
281		}
282
283		/**
284		* Parse and store the plugin action links if on the plugins page.
285		*
286		* @uses \DOMDocument
287		* @uses libxml_use_internal_errors
288		* @uses mb_convert_encoding
289		*
290		* @access public
291		*/
292		public function set_plugin_action_links() {
293		if (
294		! class_exists( '\DOMDocument' ) \|\|
295		! function_exists( 'libxml_use_internal_errors' ) \|\|
296		! function_exists( 'mb_convert_encoding' )
297		) {
298		return;
299		}
300
301		$current_screeen = get_current_screen();
302
303		$plugins_action_links = array();
304		// Is the transient lock in place?
305		$plugins_lock = get_transient( 'jetpack_plugin_api_action_links_refresh', false );
306		if ( ! empty( $plugins_lock ) && ( isset( $current_screeen->id ) && 'plugins' !== $current_screeen->id ) ) {
307		return;
308		}
309		$plugins = array_keys( Functions::get_plugins() );
310		foreach ( $plugins as $plugin_file ) {
311		/**
312		* Plugins often like to unset things but things break if they are not able to.
313		*/
314		$action_links = array(
315		'deactivate' => '',
316		'activate' => '',
317		'details' => '',
318		'delete' => '',
319		'edit' => '',
320		);
321		/** This filter is documented in src/wp-admin/includes/class-wp-plugins-list-table.php */
322		$action_links = apply_filters( 'plugin_action_links', $action_links, $plugin_file, null, 'all' );
323		/** This filter is documented in src/wp-admin/includes/class-wp-plugins-list-table.php */
324		$action_links = apply_filters( "plugin_action_links_{$plugin_file}", $action_links, $plugin_file, null, 'all' );
325		$action_links = array_filter( $action_links );
326		$formatted_action_links = null;
327		if ( ! empty( $action_links ) && count( $action_links ) > 0 ) {
328		$dom_doc = new \DOMDocument();
329		foreach ( $action_links as $action_link ) {
330		// The @ is not enough to suppress errors when dealing with libxml,
331		// we have to tell it directly how we want to handle errors.
332		libxml_use_internal_errors( true );
333		$dom_doc->loadHTML( mb_convert_encoding( $action_link, 'HTML-ENTITIES', 'UTF-8' ) );
334		libxml_use_internal_errors( false );
335
336		$link_elements = $dom_doc->getElementsByTagName( 'a' );
337		if ( 0 === $link_elements->length ) {
338		continue;
339		}
340
341		$link_element = $link_elements->item( 0 );
342		// phpcs:ignore WordPress.NamingConventions.ValidVariableName.UsedPropertyNotSnakeCase
343		if ( $link_element->hasAttribute( 'href' ) && $link_element->nodeValue ) {
		0 ignored issues – show Bug introduced 2017-03-13 13:40 UTC by Report Bug Copy Issue Report The method `hasAttribute()` does not exist on `DOMNode`. Did you maybe mean `hasAttributes()`? This check marks calls to methods that do not seem to exist on an object. This is most likely the result of a method being renamed without all references to it being renamed likewise. Loading history...
344		$link_url = trim( $link_element->getAttribute( 'href' ) );
345
346		// Add the full admin path to the url if the plugin did not provide it.
347		$link_url_scheme = wp_parse_url( $link_url, PHP_URL_SCHEME );
348		if ( empty( $link_url_scheme ) ) {
349		$link_url = admin_url( $link_url );
350		}
351
352		// phpcs:ignore WordPress.NamingConventions.ValidVariableName.UsedPropertyNotSnakeCase
353		$formatted_action_links[ $link_element->nodeValue ] = $link_url;
354		}
355		}
356		}
357		if ( $formatted_action_links ) {
358		$plugins_action_links[ $plugin_file ] = $formatted_action_links;
359		}
360		}
361		// Cache things for a long time.
362		set_transient( 'jetpack_plugin_api_action_links_refresh', time(), DAY_IN_SECONDS );
363		update_option( 'jetpack_plugin_api_action_links', $plugins_action_links );
364		}
365
366		/**
367		* Whether a certain callable should be sent.
368		*
369		* @access public
370		*
371		* @param array $callable_checksums Callable checksums.
372		* @param string $name Name of the callable.
373		* @param string $checksum A checksum of the callable.
374		* @return boolean Whether to send the callable.
375		*/
376		public function should_send_callable( $callable_checksums, $name, $checksum ) {
377		$idc_override_callables = array(
378		'main_network_site',
379		'home_url',
380		'site_url',
381		);
382		if ( in_array( $name, $idc_override_callables, true ) && \Jetpack_Options::get_option( 'migrate_for_idc' ) ) {
383		return true;
384		}
385
386		return ! $this->still_valid_checksum( $callable_checksums, $name, $checksum );
387		}
388
389		/**
390		* Sync the callables if we're supposed to.
391		*
392		* @access public
393		*/
394		public function maybe_sync_callables() {
395
396		$callables = $this->get_all_callables();
397		if ( ! apply_filters( 'jetpack_check_and_send_callables', false ) ) {
398		if ( ! is_admin() ) {
399		// If we're not an admin and we're not doing cron and this isn't WP_CLI, don't sync anything.
400		if ( ! Settings::is_doing_cron() && ! Jetpack_Constants::get_constant( 'WP_CLI' ) ) {
401		return;
402		}
403		// If we're not an admin and we are doing cron, sync the Callables that are always supposed to sync ( See https://github.com/Automattic/jetpack/issues/12924 ).
404		$callables = $this->get_always_sent_callables();
405		}
406		if ( get_transient( self::CALLABLES_AWAIT_TRANSIENT_NAME ) ) {
407		return;
408		}
409		}
410
411		if ( empty( $callables ) ) {
412		return;
413		}
414
415		set_transient( self::CALLABLES_AWAIT_TRANSIENT_NAME, microtime( true ), Defaults::$default_sync_callables_wait_time );
416
417		$callable_checksums = (array) \Jetpack_Options::get_raw_option( self::CALLABLES_CHECKSUM_OPTION_NAME, array() );
418		$has_changed = false;
419		// Only send the callables that have changed.
420	View Code Duplication	foreach ( $callables as $name => $value ) {
421		$checksum = $this->get_check_sum( $value );
422		// Explicitly not using Identical comparison as get_option returns a string.
423		if ( ! is_null( $value ) && $this->should_send_callable( $callable_checksums, $name, $checksum ) ) {
424		/**
425		* Tells the client to sync a callable (aka function) to the server
426		*
427		* @since 4.2.0
428		*
429		* @param string The name of the callable
430		* @param mixed The value of the callable
431		*/
432		do_action( 'jetpack_sync_callable', $name, $value );
433		$callable_checksums[ $name ] = $checksum;
434		$has_changed = true;
435		} else {
436		$callable_checksums[ $name ] = $checksum;
437		}
438		}
439		if ( $has_changed ) {
440		\Jetpack_Options::update_raw_option( self::CALLABLES_CHECKSUM_OPTION_NAME, $callable_checksums );
441		}
442
443		}
444
445		/**
446		* Get the callables that should always be sent, e.g. on cron.
447		*
448		* @return array Callables that should always be sent
449		*/
450		protected function get_always_sent_callables() {
451		$callables = $this->get_all_callables();
452		$cron_callables = array();
453		foreach ( self::ALWAYS_SEND_UPDATES_TO_THESE_OPTIONS as $option_name ) {
454		if ( array_key_exists( $option_name, $callables ) ) {
455		$cron_callables[ $option_name ] = $callables[ $option_name ];
456		continue;
457		}
458
459		// Check for the Callable name/key for the option, if different from option name.
460		if ( array_key_exists( $option_name, self::OPTION_NAMES_TO_CALLABLE_NAMES ) ) {
461		$callable_name = self::OPTION_NAMES_TO_CALLABLE_NAMES[ $option_name ];
462		if ( array_key_exists( $callable_name, $callables ) ) {
463		$cron_callables[ $callable_name ] = $callables[ $callable_name ];
464		}
465		}
466		}
467		return $cron_callables;
468		}
469
470		/**
471		* Expand the callables within a hook before they are serialized and sent to the server.
472		*
473		* @access public
474		*
475		* @param array $args The hook parameters.
476		* @return array $args The hook parameters.
477		*/
478		public function expand_callables( $args ) {
479		if ( $args[0] ) {
480		$callables = $this->get_all_callables();
481		$callables_checksums = array();
482		foreach ( $callables as $name => $value ) {
483		$callables_checksums[ $name ] = $this->get_check_sum( $value );
484		}
485		\Jetpack_Options::update_raw_option( self::CALLABLES_CHECKSUM_OPTION_NAME, $callables_checksums );
486		return $callables;
487		}
488
489		return $args;
490		}
491		}
492

Automattic / jetpack

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Callables::expand_callables() A

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