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<?php
/**
* WPSEO plugin file.
*
* @package WPSEO\Plugin_Compatibility
*/
/**
* Class WPSEO_Plugin_Compatibility.
*/
class WPSEO_Plugin_Compatibility {
/**
* @var string
*/
protected $current_wpseo_version;
/**
* @var WPSEO_Plugin_Availability
*/
protected $availability_checker;
/**
* @var array
*/
protected $installed_plugins;
/**
* WPSEO_Plugin_Compatibility constructor.
*
* @param string $version The version to check against.
* @param null|class $availability_checker The checker to use.
*/
public function __construct( $version, $availability_checker = null ) {
// We trim off the patch version, as this shouldn't break the comparison.
$this->current_wpseo_version = $this->get_major_minor_version( $version );
$this->availability_checker = $this->retrieve_availability_checker( $availability_checker );
$this->installed_plugins = $this->availability_checker->get_installed_plugins();
}
/**
* Retrieves the availability checker.
*
* @param null|object $checker The checker to set.
*
* @return WPSEO_Plugin_Availability The checker to use.
*/
private function retrieve_availability_checker( $checker ) {
if ( is_null( $checker ) || ! is_object( $checker ) ) {
$checker = new WPSEO_Plugin_Availability();
$checker->register();
}
return $checker;
}
/**
* Wraps the availability checker's get_installed_plugins method.
*
* @return array Array containing all the installed plugins.
*/
public function get_installed_plugins() {
return $this->installed_plugins;
}
/**
* Creates a list of installed plugins and whether or not they are compatible.
*
* @return array Array containing the installed plugins and compatibility.
*/
public function get_installed_plugins_compatibility() {
foreach ( $this->installed_plugins as $key => $plugin ) {
$this->installed_plugins[ $key ]['compatible'] = $this->is_compatible( $key );
}
return $this->installed_plugins;
}
/**
* Checks whether or not a plugin is compatible.
*
* @param string $plugin The plugin to look for and match.
*
* @return bool Whether or not the plugin is compatible.
*/
public function is_compatible( $plugin ) {
$plugin = $this->availability_checker->get_plugin( $plugin );
// If we are not syncing versions, we are always compatible.
if ( ! isset( $plugin['version_sync'] ) || $plugin['version_sync'] !== true ) {
return true;
}
$plugin_version = $this->availability_checker->get_version( $plugin );
return $this->get_major_minor_version( $plugin_version ) === $this->current_wpseo_version;
}
/**
* Gets the major/minor version of the plugin for easier comparing.
*
* @param string $version The version to trim.
*
* @return string The major/minor version of the plugin.
*/
protected function get_major_minor_version( $version ) {
return substr( $version, 0, 3 );
}
}
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