File "Dependencies.php"
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Charset: utf-8
<?php
// phpcs:ignoreFile
/**
* Facebook for WooCommerce.
*/
namespace WooCommerce\Facebook\Framework\Plugin;
use WooCommerce\Facebook\Framework\Plugin;
defined( 'ABSPATH' ) or exit;
/**
* Plugin dependencies handler.
*/
class Dependencies {
/** @var array required PHP extensions */
protected $php_extensions = array();
/** @var array required PHP functions */
protected $php_functions = array();
/** @var array required PHP settings */
protected $php_settings = array();
/** @var Plugin plugin instance */
protected $plugin;
/**
* Constructs the class.
*
* @since 5.2.0
*
* @param Plugin $plugin plugin instance
* @param array $args {
* PHP extension, function, and settings dependencies
*
* @type array $php_extensions PHP extension dependencies
* @type array $php_functions PHP function dependencies
* @type array $php_settings PHP settings dependencies
* }
*/
public function __construct( Plugin $plugin, $args = array() ) {
$this->plugin = $plugin;
$dependencies = $this->parse_dependencies( $args );
$this->php_extensions = (array) $dependencies['php_extensions'];
$this->php_functions = (array) $dependencies['php_functions'];
$this->php_settings = (array) $dependencies['php_settings'];
// add the action & filter hooks
$this->add_hooks();
}
/**
* Parses the dependency arguments and sets defaults.
*
* @since 5.2.0
*
* @param array $args dependency args
* @return array
*/
private function parse_dependencies( $args ) {
$dependencies = wp_parse_args( $args, array(
'php_extensions' => array(),
'php_functions' => array(),
'php_settings' => array(),
) );
$default_settings = array(
'suhosin.post.max_array_index_length' => 256,
'suhosin.post.max_totalname_length' => 65535,
'suhosin.post.max_vars' => 1024,
'suhosin.request.max_array_index_length' => 256,
'suhosin.request.max_totalname_length' => 65535,
'suhosin.request.max_vars' => 1024,
);
// override any default settings requirements if the plugin specifies them
if ( ! empty( $dependencies['php_settings'] ) ) {
$dependencies['php_settings'] = array_merge( $default_settings, $dependencies['php_settings'] );
}
return $dependencies;
}
/**
* Adds the action & filter hooks.
*
* @since 5.2.0
*/
protected function add_hooks() {
// add the admin dependency notices
add_action( 'admin_init', array( $this, 'add_admin_notices' ) );
}
/**
* Adds the admin dependency notices.
*
* @since 5.2.0
*/
public function add_admin_notices() {
$this->add_php_extension_notices();
$this->add_php_function_notices();
$this->add_php_settings_notices();
$this->add_deprecated_notices();
}
/**
* Adds notices for any missing PHP extensions.
*
* @since 5.2.0
*/
public function add_php_extension_notices() {
$missing_extensions = $this->get_missing_php_extensions();
if ( count( $missing_extensions ) > 0 ) {
$message = sprintf(
/* translators: Placeholders: %1$s - plugin name, %2$s - a PHP extension/comma-separated list of PHP extensions */
_n(
'%1$s requires the %2$s PHP extension to function. Contact your host or server administrator to install and configure the missing extension.',
'%1$s requires the following PHP extensions to function: %2$s. Contact your host or server administrator to install and configure the missing extensions.',
count( $missing_extensions ),
'facebook-for-woocommerce'
),
esc_html( $this->get_plugin()->get_plugin_name() ),
'<strong>' . implode( ', ', $missing_extensions ) . '</strong>'
);
$this->add_admin_notice( 'wc-' . $this->get_plugin()->get_id_dasherized() . '-missing-extensions', $message, 'error' );
}
}
/**
* Adds notices for any missing PHP functions.
*
* @since 5.2.0
*/
public function add_php_function_notices() {
$missing_functions = $this->get_missing_php_functions();
if ( count( $missing_functions ) > 0 ) {
$message = sprintf(
/* translators: Placeholders: %1$s - plugin name, %2$s - a PHP function/comma-separated list of PHP functions */
_n(
'%1$s requires the %2$s PHP function to exist. Contact your host or server administrator to install and configure the missing function.',
'%1$s requires the following PHP functions to exist: %2$s. Contact your host or server administrator to install and configure the missing functions.',
count( $missing_functions ),
'facebook-for-woocommerce'
),
esc_html( $this->get_plugin()->get_plugin_name() ),
'<strong>' . implode( ', ', $missing_functions ) . '</strong>'
);
$this->add_admin_notice( 'wc-' . $this->get_plugin()->get_id_dasherized() . '-missing-functions', $message, 'error' );
}
}
/**
* Adds notices for any incompatible PHP settings.
*
* @since 5.2.0
*/
public function add_php_settings_notices() {
if ( isset( $_GET['page'] ) && 'wc-settings' === $_GET['page'] ) {
$bad_settings = $this->get_incompatible_php_settings();
if ( count( $bad_settings ) > 0 ) {
$message = sprintf(
/* translators: Placeholders: %s - plugin name */
__( '%s may behave unexpectedly because the following PHP configuration settings are required:' ),
'<strong>' . esc_html( $this->get_plugin()->get_plugin_name() ) . '</strong>'
);
$message .= '<ul>';
foreach ( $bad_settings as $setting => $values ) {
$setting_message = '<code>' . $setting . ' = ' . $values['expected'] . '</code>';
if ( ! empty( $values['type'] ) && 'min' === $values['type'] ) {
$setting_message = sprintf(
/* translators: Placeholders: %s - a PHP setting value */
__( '%s or higher', 'facebook-for-woocommerce' ),
$setting_message
);
}
$message .= '<li>' . $setting_message . '</li>';
}
$message .= '</ul>';
$message .= __( 'Please contact your hosting provider or server administrator to configure these settings.', 'facebook-for-woocommerce' );
$this->add_admin_notice( 'wc-' . $this->get_plugin()->get_id_dasherized() . '-incompatibile-php-settings', $message, 'warning' );
}
}
}
/**
* Gets any deprecated warning notices.
*
* @since 5.2.0
*/
protected function add_deprecated_notices() {
// add a notice for PHP < 5.6
if ( version_compare( PHP_VERSION, '5.6.0', '<' ) ) {
$message = '<p>';
$message .= sprintf(
/* translators: Placeholders: %1$s - <strong>, %2$s - </strong> */
__( 'Hey there! We\'ve noticed that your server is running %1$san outdated version of PHP%2$s, which is the programming language that WooCommerce and its extensions are built on.
The PHP version that is currently used for your site is no longer maintained, nor %1$sreceives security updates%2$s; newer versions are faster and more secure.
As a result, %3$s no longer supports this version and you should upgrade PHP as soon as possible.
Your hosting provider can do this for you. %4$sHere are some resources to help you upgrade%5$s and to explain PHP versions further.', 'facebook-for-woocommerce' ),
'<strong>', '</strong>',
esc_html( $this->get_plugin()->get_plugin_name() ),
'<a href="http://skyver.ge/upgradephp">', '</a>'
);
$message .= '</p>';
$this->add_admin_notice( 'sv-wc-deprecated-php-version', $message, 'error' );
}
}
/**
* Adds an admin notice.
*
* @since 5.2.0
*
* @param string $id notice ID
* @param string $message notice message
* @param string $type notice type
*/
protected function add_admin_notice( $id, $message, $type = 'info' ) {
$notice_class = 'notice-' . $type;
$this->get_plugin()->get_admin_notice_handler()->add_admin_notice( $message, $id, array(
'notice_class' => $notice_class,
) );
}
/**
* Returns the active scripts optimization plugins.
*
* Returns a key-value array where the key contains the plugin file identifier and the value is the name of the plugin.
*
* @since 5.7.0
*
* @return array
*/
public function get_active_scripts_optimization_plugins() {
/**
* Filters script optimization plugins to look for.
*
* @since 5.7.0
*
* @param array $plugins an array of file identifiers (keys) and plugin names (values)
*/
$plugins = (array) apply_filters( 'wc_' . $this->get_plugin()->get_id() . '_scripts_optimization_plugins', [
'async-javascript.php' => 'Async JavaScript',
'autoptimize.php' => 'Autoptimize',
'wp-hummingbird.php' => 'Hummingbird',
'sg-optimizer.php' => 'SG Optimizer',
'w3-total-cache.php' => 'W3 Total Cache',
'wpFastestCache.php' => 'WP Fastest Cache',
'wp-rocket.php' => 'WP Rocket',
] );
$active_plugins = [];
foreach ( $plugins as $filename => $plugin_name ) {
if ( $this->get_plugin()->is_plugin_active( $filename ) ) {
$active_plugins[ $filename ] = $plugin_name;
}
}
return $active_plugins;
}
/**
* Returns true if any of the known scripts optimization plugins is active.
*
* @since 5.7.0
*
* @return bool
*/
public function is_scripts_optimization_plugin_active() {
return ! empty( $this->get_active_scripts_optimization_plugins() );
}
/** Getter methods ********************************************************/
/**
* Gets any missing PHP extensions.
*
* @since 5.2.0
*
* @return array
*/
public function get_missing_php_extensions() {
$missing_extensions = [];
foreach ( $this->get_php_extensions() as $extension ) {
if ( ! extension_loaded( $extension ) ) {
$missing_extensions[] = $extension;
}
}
return $missing_extensions;
}
/**
* Gets the required PHP extensions.
*
* @since 5.2.0
*
* @return array
*/
public function get_php_extensions() {
return $this->php_extensions;
}
/**
* Gets any missing PHP functions.
*
* @since 5.2.0
*
* @return array
*/
public function get_missing_php_functions() {
$missing_functions = [];
foreach ( $this->get_php_functions() as $function ) {
if ( ! extension_loaded( $function ) ) {
$missing_functions[] = $function;
}
}
return $missing_functions;
}
/**
* Gets the required PHP functions.
*
* @since 5.2.0
*
* @return array
*/
public function get_php_functions() {
return $this->php_functions;
}
/**
* Gets any incompatible PHP settings.
*
* @since 5.2.0
*
* @return array
*/
public function get_incompatible_php_settings() {
$incompatible_settings = [];
if ( function_exists( 'ini_get' ) ) {
foreach ( $this->get_php_settings() as $setting => $expected ) {
$actual = ini_get( $setting );
if ( ! $actual ) {
continue;
}
if ( is_int( $expected ) ) {
// determine if this is a size string, like "10MB"
$is_size = ! is_numeric( substr( $actual, -1 ) );
$actual_num = $is_size ? wc_let_to_num( $actual ) : $actual;
if ( $actual_num < $expected ) {
$incompatible_settings[ $setting ] = [
'expected' => $is_size ? size_format( $expected ) : $expected,
'actual' => $is_size ? size_format( $actual_num ) : $actual,
'type' => 'min',
];
}
} elseif ( $actual !== $expected ) {
$incompatible_settings[ $setting ] = [
'expected' => $expected,
'actual' => $actual,
];
}
}
}
return $incompatible_settings;
}
/**
* Gets the required PHP settings.
*
* @since 5.2.0
*
* @return array
*/
public function get_php_settings() {
return $this->php_settings;
}
/**
* Gets the plugin instance.
*
* @since 5.2.0
*
* @return Plugin
*/
protected function get_plugin() {
return $this->plugin;
}
}