File Content: class-plugin-availability.php <?php /** * WPSEO plugin file. * * @package WPSEO\Plugin_Availability */ /** * Class WPSEO_Plugin_Availability */ class WPSEO_Plugin_Availability { /** * Holds the plugins. * * @var array */ protected $plugins = []; /** * Registers the plugins so we can access them. */ public function register() { $this->register_yoast_plugins(); $this->register_yoast_plugins_status(); } /** * Registers all the available Yoast SEO plugins. */ protected function register_yoast_plugins() { $this->plugins = [ 'yoast-seo-premium' => [ 'url' => WPSEO_Shortlinker::get( 'https://yoa.st/1y7' ), 'title' => 'Yoast SEO Premium', 'description' => sprintf( /* translators: %1$s expands to Yoast SEO */ __( 'The premium version of %1$s with more features & support.', 'wordpress-seo' ), 'Yoast SEO' ), 'installed' => false, 'slug' => 'wordpress-seo-premium/wp-seo-premium.php', 'version_sync' => true, 'premium' => true, ], 'video-seo-for-wordpress-seo-by-yoast' => [ 'url' => WPSEO_Shortlinker::get( 'https://yoa.st/1y8' ), 'title' => 'Video SEO', 'description' => __( 'Optimize your videos to show them off in search results and get more clicks!', 'wordpress-seo' ), 'installed' => false, 'slug' => 'wpseo-video/video-seo.php', 'version_sync' => true, 'premium' => true, ], 'yoast-news-seo' => [ 'url' => WPSEO_Shortlinker::get( 'https://yoa.st/1y9' ), 'title' => 'News SEO', 'description' => __( 'Are you in Google News? Increase your traffic from Google News by optimizing for it!', 'wordpress-seo' ), 'installed' => false, 'slug' => 'wpseo-news/wpseo-news.php', 'version_sync' => true, 'premium' => true, ], 'local-seo-for-yoast-seo' => [ 'url' => WPSEO_Shortlinker::get( 'https://yoa.st/1ya' ), 'title' => 'Local SEO', 'description' => __( 'Rank better locally and in Google Maps, without breaking a sweat!', 'wordpress-seo' ), 'installed' => false, 'slug' => 'wordpress-seo-local/local-seo.php', 'version_sync' => true, 'premium' => true, ], 'yoast-woocommerce-seo' => [ 'url' => WPSEO_Shortlinker::get( 'https://yoa.st/1o0' ), 'title' => 'Yoast WooCommerce SEO', 'description' => sprintf( /* translators: %1$s expands to Yoast SEO */ __( 'Seamlessly integrate WooCommerce with %1$s and get extra features!', 'wordpress-seo' ), 'Yoast SEO' ), '_dependencies' => [ 'WooCommerce' => [ 'slug' => 'woocommerce/woocommerce.php', ], ], 'installed' => false, 'slug' => 'wpseo-woocommerce/wpseo-woocommerce.php', 'version_sync' => true, 'premium' => true, ], ]; } /** * Sets certain plugin properties based on WordPress' status. */ protected function register_yoast_plugins_status() { foreach ( $this->plugins as $name => $plugin ) { $plugin_slug = $plugin['slug']; $plugin_path = WP_PLUGIN_DIR . '/' . $plugin_slug; if ( file_exists( $plugin_path ) ) { $plugin_data = get_plugin_data( $plugin_path, false, false ); $this->plugins[ $name ]['installed'] = true; $this->plugins[ $name ]['version'] = $plugin_data['Version']; $this->plugins[ $name ]['active'] = is_plugin_active( $plugin_slug ); } } } /** * Checks whether or not a plugin is known within the Yoast SEO collection. * * @param string $plugin The plugin to search for. * * @return bool Whether or not the plugin is exists. */ protected function plugin_exists( $plugin ) { return isset( $this->plugins[ $plugin ] ); } /** * Gets all the possibly available plugins. * * @return array Array containing the information about the plugins. */ public function get_plugins() { return $this->plugins; } /** * Gets a specific plugin. Returns an empty array if it cannot be found. * * @param string $plugin The plugin to search for. * * @return array The plugin properties. */ public function get_plugin( $plugin ) { if ( ! $this->plugin_exists( $plugin ) ) { return []; } return $this->plugins[ $plugin ]; } /** * Gets the version of the plugin. * * @param array $plugin The information available about the plugin. * * @return string The version associated with the plugin. */ public function get_version( $plugin ) { if ( ! isset( $plugin['version'] ) ) { return ''; } return $plugin['version']; } /** * Checks if there are dependencies available for the plugin. * * @param array $plugin The information available about the plugin. * * @return bool Whether or not there is a dependency present. */ public function has_dependencies( $plugin ) { return ( isset( $plugin['_dependencies'] ) && ! empty( $plugin['_dependencies'] ) ); } /** * Gets the dependencies for the plugin. * * @param array $plugin The information available about the plugin. * * @return array Array containing all the dependencies associated with the plugin. */ public function get_dependencies( $plugin ) { if ( ! $this->has_dependencies( $plugin ) ) { return []; } return $plugin['_dependencies']; } /** * Checks if all dependencies are satisfied. * * @param array $plugin The information available about the plugin. * * @return bool Whether or not the dependencies are satisfied. */ public function dependencies_are_satisfied( $plugin ) { if ( ! $this->has_dependencies( $plugin ) ) { return true; } $dependencies = $this->get_dependencies( $plugin ); $installed_dependencies = array_filter( $dependencies, [ $this, 'is_dependency_available' ] ); return count( $installed_dependencies ) === count( $dependencies ); } /** * Checks whether or not one of the plugins is properly installed and usable. * * @param array $plugin The information available about the plugin. * * @return bool Whether or not the plugin is properly installed. */ public function is_installed( $plugin ) { if ( empty( $plugin ) ) { return false; } return $this->is_available( $plugin ); } /** * Gets all installed plugins. * * @return array The installed plugins. */ public function get_installed_plugins() { $installed = []; foreach ( $this->plugins as $plugin_key => $plugin ) { if ( $this->is_installed( $plugin ) ) { $installed[ $plugin_key ] = $plugin; } } return $installed; } /** * Checks for the availability of the plugin. * * @param array $plugin The information available about the plugin. * * @return bool Whether or not the plugin is available. */ public function is_available( $plugin ) { return isset( $plugin['installed'] ) && $plugin['installed'] === true; } /** * Checks whether a dependency is available. * * @param array $dependency The information about the dependency to look for. * * @return bool Whether or not the dependency is available. */ public function is_dependency_available( $dependency ) { return isset( get_plugins()[ $dependency['slug'] ] ); } /** * Gets the names of the dependencies. * * @param array $plugin The plugin to get the dependency names from. * * @return array Array containing the names of the associated dependencies. */ public function get_dependency_names( $plugin ) { if ( ! $this->has_dependencies( $plugin ) ) { return []; } return array_keys( $plugin['_dependencies'] ); } /** * Gets an array of plugins that have defined dependencies. * * @return array Array of the plugins that have dependencies. */ public function get_plugins_with_dependencies() { return array_filter( $this->plugins, [ $this, 'has_dependencies' ] ); } /** * Determines whether or not a plugin is active. * * @param string $plugin The plugin slug to check. * * @return bool Whether or not the plugin is active. */ public function is_active( $plugin ) { return is_plugin_active( $plugin ); } /** * Determines whether or not a plugin is a Premium product. * * @param array $plugin The plugin to check. * * @return bool Whether or not the plugin is a Premium product. */ public function is_premium( $plugin ) { return isset( $plugin['premium'] ) && $plugin['premium'] === true; } } Submit