File: //proc/self/cwd/wp-content/plugins/google-analytics-for-wordpress/includes/compatibility-check.php
<?php
if ( ! class_exists( 'MonsterInsights_Compatibility_Check' ) ) {
/**
* Check PHP and WP compatibility
*
* @since 8.0.0
*/
class MonsterInsights_Compatibility_Check {
/**
* Holds singleton instance
*
* @since 8.0.0
* @var MonsterInsights_Compatibility_Check
*/
private static $instance;
/**
* Return Singleton instance
*
* @since 8.0.0
* @return MonsterInsights_Compatibility_Check
*/
public static function get_instance() {
if ( empty( self::$instance ) ) {
self::$instance = new self();
}
return self::$instance;
}
/**
* @since 8.0.0
* @var array {
* PHP Version requirement and recommendation
*
* @type string $required Halt and deactivate plugin if PHP is under this version
* @type string $warning Display undismissable warning if PHP is under this version
* @type string $recommended Display undismissable warning if PHP is under this version
* }
*/
private $compatible_php_version = array(
'required' => '5.5',
'warning' => '7.0',
'recommended' => '7.2',
);
/**
* @since 8.0.0
* @var array {
* WP Version requirement and recommendation
*
* @type string $required Halt and deactivate plugin if WP is under this version
* @type string $warning Display undismissable warning if WP is under this version
* @type string $recommended Display undismissable warning if WP is under this version
* }
*/
private $compatible_wp_version = array(
'required' => '4.8',
'warning' => '4.9',
'recommended' => false,
);
/**
* Private constructor
*
* @since 8.0.0
*/
private function __construct() {
add_filter( 'monsterinsights_compatible_php_version', array( $this, 'filter_compatible_php_version' ), 10, 1 );
add_filter( 'monsterinsights_compatible_wp_version', array( $this, 'filter_compatible_wp_version' ), 10, 1 );
}
/**
* Return the strictest php compatibility versions
*
* @param array $version {
* PHP Version requirement and recommendation
*
* @type string $required Halt and deactivate plugin if PHP is under this version
* @type string $warning Display undismissable warning if PHP is under this version
* @type string $recommended Display undismissable warning if PHP is under this version
* }
*
* @since 8.0.0
* @return array {
* PHP Version requirement and recommendation
*
* @type string $required Halt and deactivate plugin if PHP is under this version
* @type string $warning Display undismissable warning if PHP is under this version
* @type string $recommended Display undismissable warning if PHP is under this version
* }
*/
public function filter_compatible_php_version( $version ) {
if ( ! $version || version_compare( $version['required'], $this->compatible_php_version['required'], '<' ) ) {
return $this->compatible_php_version;
}
return $version;
}
/**
* Return the strictest WP compatibility versions
*
* @param array $version {
* WP Version requirement and recommendation
*
* @type string $required Halt and deactivate plugin if WP is under this version
* @type string $warning Display undismissable warning if WP is under this version
* @type string $recommended Display undismissable warning if WP is under this version
* }
*
* @since 8.0.0
* @return array {
* WP Version requirement and recommendation
*
* @type string $required Halt and deactivate plugin if WP is under this version
* @type string $warning Display undismissable warning if WP is under this version
* @type string $recommended Display undismissable warning if WP is under this version
* }
*/
public function filter_compatible_wp_version( $version ) {
if ( ! $version || version_compare( $version['required'], $this->compatible_wp_version['required'], '<' ) ) {
return $this->compatible_wp_version;
}
return $version;
}
/**
* Return required, warning and recommended PHP versions
*
* @since 8.0.0
* @return array {
* PHP Version requirement and recommendation
*
* @type string $required Halt and deactivate plugin if PHP is under this version
* @type string $warning Display undismissable warning if PHP is under this version
* @type string $recommended Display undismissable warning if PHP is under this version
* }
*/
public function get_compatible_php_version() {
return apply_filters( 'monsterinsights_compatible_php_version', $this->compatible_php_version );
}
/**
* Check to see if PHP version meets the minimum required version
*
* @since 8.0.0
* @return bool
*/
public function is_php_compatible() {
$compatible_php_version = $this->get_compatible_php_version();
return empty( $compatible_php_version['required'] ) || version_compare( phpversion(), $compatible_php_version['required'], '>=' );
}
/**
* Return required, warning and recommended WP versions
*
* @since 8.0.0
* @return array {
* WP Version requirement and recommendation
*
* @type string $required Halt and deactivate plugin if WP is under this version
* @type string $warning Display undismissable warning if WP is under this version
* @type string $recommended Display undismissable warning if WP is under this version
* }
*/
public function get_compatible_wp_version() {
return apply_filters( 'monsterinsights_compatible_wp_version', $this->compatible_wp_version );
}
/**
* Check to see if WP version meets the minimum required version
*
* @since 8.0.0
* @return bool
*/
public function is_wp_compatible() {
global $wp_version;
$compatible_wp_version = $this->get_compatible_wp_version();
return empty( $compatible_wp_version['required'] ) || version_compare( $wp_version, $compatible_wp_version['required'], '>=' );
}
/**
* Check to see if the main plugin or any other add-ons have displayed the required version notice
*
* @since 8.0.0
* @return bool
*/
private function is_notice_already_active() {
return defined( 'MONSTERINSIGHTS_VERSION_NOTICE_ACTIVE' ) && MONSTERINSIGHTS_VERSION_NOTICE_ACTIVE;
}
/**
* Set global constant so that main plugin or other add-ons are aware that the version notice
* has been set for display already
*
* @since 8.0.0
* @return void
*/
private function set_notice_active() {
if ( ! defined( 'MONSTERINSIGHTS_VERSION_NOTICE_ACTIVE' ) ) {
define( 'MONSTERINSIGHTS_VERSION_NOTICE_ACTIVE', true );
}
}
/**
* Display version notice in admin area if:
* 1. Minimum PHP and WP versions are not met
* 2. The notice has been displayed elsewhere (in case there are multiple add-ons)
*
* @since 8.0.0
* @return void
*/
public function maybe_display_notice() {
if ( defined( 'MONSTERINSIGHTS_FORCE_ACTIVATION' ) && MONSTERINSIGHTS_FORCE_ACTIVATION ) {
return;
}
if ( $this->is_notice_already_active() ) {
return;
}
if ( ! $this->is_php_compatible() ) {
add_action( 'admin_notices', array( $this, 'display_php_notice' ) );
}
if ( ! $this->is_wp_compatible() ) {
add_action( 'admin_notices', array( $this, 'display_wp_notice' ) );
}
}
/**
* Deactivate plugin if minimum PHP and WP requirements are not met.
*
* @since 8.0.0
* @param $plugin
* @return void
*/
public function maybe_deactivate_plugin( $plugin ) {
if ( defined( 'MONSTERINSIGHTS_FORCE_ACTIVATION' ) && MONSTERINSIGHTS_FORCE_ACTIVATION ) {
return;
}
$url = admin_url( 'plugins.php' );
$compatible_php_version = $this->get_compatible_php_version();
$compatible_wp_version = $this->get_compatible_wp_version();
if ( ! empty( $compatible_php_version['required'] ) && ! $this->is_php_compatible() ) {
deactivate_plugins( $plugin );
wp_die(
sprintf( esc_html__( 'Sorry, but your version of PHP does not meet MonsterInsights\' required version of %1$s%2$s%3$s to run properly. The plugin has not been activated. %4$sClick here to return to the Dashboard%5$s.', 'google-analytics-for-wordpress' ),
'<strong>',
$compatible_php_version['required'],
'</strong>',
'<a href="' . $url . '">',
'</a>'
)
);
}
if ( ! empty( $compatible_wp_version['required'] ) && ! $this->is_wp_compatible() ) {
deactivate_plugins( plugin_basename( __FILE__ ) );
wp_die(
sprintf(
esc_html__( 'Sorry, but your version of WordPress does not meet MonsterInsights\' required version of %1$s%2$s%3$s to run properly. The plugin has not been activated. %4$sClick here to return to the Dashboard%5$s.', 'google-analytics-for-wordpress' ),
'<strong>',
$compatible_wp_version['required'],
'</strong>',
'<a href="' . $url . '">',
'</a>'
)
);
}
}
/**
* Output a nag notice if the user has an out of date PHP version installed
*
* @since 8.0.0
* @return void
*/
public function display_php_notice() {
$url = admin_url( 'plugins.php' );
// Check for MS dashboard
if ( is_network_admin() ) {
$url = network_admin_url( 'plugins.php' );
}
$compatible_php_version = $this->get_compatible_php_version();
if ( empty( $compatible_php_version['required'] ) ) {
return;
}
$this->set_notice_active();
?>
<div class="error">
<p>
<?php echo sprintf(
esc_html__( 'Sorry, but your version of PHP does not meet MonsterInsights\' required version of %1$s%2$s%3$s to run properly. The plugin has not been activated. %4$sClick here to return to the Dashboard%5$s.', 'google-analytics-for-wordpress' ),
'<strong>',
$compatible_php_version['required'],
'</strong>',
'<a href="' . $url . '">',
'</a>' );
?>
</p>
</div>
<?php
}
/**
* Output a nag notice if the user has an out of date WP version installed
*
* @since 8.0.0
* @return void
*/
public function display_wp_notice() {
$url = admin_url( 'plugins.php' );
// Check for MS dashboard
if( is_network_admin() ) {
$url = network_admin_url( 'plugins.php' );
}
$compatible_wp_version = $this->get_compatible_wp_version();
if ( empty( $compatible_wp_version['required'] ) ) {
return;
}
$this->set_notice_active();
?>
<div class="error">
<p>
<?php
// Translators: Make version number bold and add a link to return to the plugins page.
echo sprintf(
esc_html__( 'Sorry, but your version of WordPress does not meet MonsterInsights\' required version of %1$s%2$s%3$s to run properly. The plugin has not been activated. %4$sClick here to return to the Dashboard%5$s.', 'google-analytics-for-wordpress' ),
'<strong>',
$compatible_wp_version['required'],
'</strong>',
'<a href="' . $url . '">',
'</a>'
);
?>
</p>
</div>
<?php
}
}
}