Viewing file:  class-plugin-availability.php (6.54 KB) -rw-r--r--
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<?php
/**
* @package WPSEO\Plugin_Availability
*/
/**
* Class WPSEO_Plugin_Availability
*/
class WPSEO_Plugin_Availability {
/**
* @var array
*/
protected $plugins = array();
/**
* WPSEO_Plugin_Availability constructor.
*/
public function __construct() {
$this->register_yoast_plugins();
$this->register_yoast_plugins_status();
}
/**
* Registers all the available Yoast SEO plugins.
*/
protected function register_yoast_plugins() {
$this->plugins = array(
'yoast-seo-premium' => array(
'url' => 'https://yoast.com/wordpress/plugins/seo-premium/',
'title' => 'Yoast SEO Premium',
/* translators: %1$s expands to Yoast SEO */
'description' => sprintf( __( 'The premium version of %1$s with more features & support.', 'wordpress-seo' ), 'Yoast SEO' ),
'installed' => false,
'slug' => 'wordpress-seo-premium/wp-seo-premium.php',
),
'video-seo-for-wordpress-seo-by-yoast' => array(
'url' => 'https://yoast.com/wordpress/plugins/video-seo/',
'title' => 'Video SEO',
'description' => __( 'Optimize your videos to show them off in search results and get more clicks!', 'wordpress-seo' ),
'installed' => false,
'slug' => 'wpseo-video/video-seo.php',
),
'yoast-news-seo' => array(
'url' => 'https://yoast.com/wordpress/plugins/news-seo/',
'title' => 'News SEO',
'description' => __( 'Are you in Google News? Increase your traffic from Google News by optimizing for it!', 'wordpress-seo' ),
'installed' => false,
'slug' => 'wpseo-news/wpseo-news.php',
),
'local-seo-for-yoast-seo' => array(
'url' => 'https://yoast.com/wordpress/plugins/local-seo/',
'title' => 'Local SEO',
'description' => __( 'Rank better locally and in Google Maps, without breaking a sweat!', 'wordpress-seo' ),
'installed' => false,
'slug' => 'wordpress-seo-local/local-seo.php',
),
'yoast-woocommerce-seo' => array(
'url' => 'https://yoast.com/wordpress/plugins/yoast-woocommerce-seo/',
'title' => 'Yoast WooCommerce SEO',
/* translators: %1$s expands to Yoast SEO */
'description' => sprintf( __( 'Seamlessly integrate WooCommerce with %1$s and get extra features!', 'wordpress-seo' ), 'Yoast SEO' ),
'installed' => false,
'slug' => 'wpseo-woocommerce/wpseo-woocommerce.php',
),
);
}
/**
* 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 array();
}
return $this->plugins[ $plugin ];
}
/**
* Gets the version of the plugin.
*
* @param {string} $plugin The plugin to search for.
*
* @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 {string} $plugin The plugin to search for.
*
* @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 {string} $plugin The plugin to search for.
*
* @return array Array containing all the dependencies associated with the plugin.
*/
public function get_dependencies( $plugin ) {
if ( ! $this->has_dependencies( $plugin ) ) {
return array();
}
return $plugin['_dependencies'];
}
/**
* Checks if all dependencies are satisfied.
*
* @param {string} $plugin The plugin to search for.
*
* @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, array( $this, 'is_dependency_available' ) );
return count( $installed_dependencies ) === count( $dependencies );
}
/**
* Checks whether or not one of the plugins is properly installed and usable.
*
* @param {string} $plugin The plugin to search for.
*
* @return bool Whether or not the plugin is properly installed.
*/
public function is_installed( $plugin ) {
if ( empty( $plugin ) ) {
return false;
}
$dependencies_are_satisfied = $this->dependencies_are_satisfied( $plugin );
return $dependencies_are_satisfied && $this->is_available( $plugin );
}
/**
* Gets all installed plugins.
*
* @return array
*/
public function get_installed_plugins() {
$installed = array();
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 {string} $plugin The plugin to search for.
*
* @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 {string} $dependency The dependency to look for.
*
* @return bool Whether or not the dependency is available.
*/
public function is_dependency_available( $dependency ) {
return class_exists( $dependency );
}
}
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