880 líneas
25 KiB
PHP
880 líneas
25 KiB
PHP
<?php
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/**
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* WordPress Plugin Administration API: WP_Plugin_Dependencies class
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*
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* @package WordPress
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* @subpackage Administration
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* @since 6.5.0
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*/
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/**
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* Core class for installing plugin dependencies.
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*
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* It is designed to add plugin dependencies as designated in the
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* `Requires Plugins` header to a new view in the plugins install page.
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*/
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class WP_Plugin_Dependencies {
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/**
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* Holds 'get_plugins()'.
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*
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* @since 6.5.0
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*
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* @var array
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*/
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protected static $plugins;
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/**
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* Holds plugin directory names to compare with cache.
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*
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* @since 6.5.0
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*
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* @var array
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*/
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protected static $plugin_dirnames;
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/**
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* Holds sanitized plugin dependency slugs.
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*
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* Keyed on the dependent plugin's filepath,
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* relative to the plugins directory.
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*
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* @since 6.5.0
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*
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* @var array
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*/
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protected static $dependencies;
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/**
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* Holds an array of sanitized plugin dependency slugs.
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*
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* @since 6.5.0
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*
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* @var array
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*/
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protected static $dependency_slugs;
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/**
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* Holds an array of dependent plugin slugs.
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*
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* Keyed on the dependent plugin's filepath,
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* relative to the plugins directory.
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*
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* @since 6.5.0
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*
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* @var array
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*/
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protected static $dependent_slugs;
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/**
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* Holds 'plugins_api()' data for plugin dependencies.
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*
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* @since 6.5.0
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*
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* @var array
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*/
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protected static $dependency_api_data;
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/**
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* Holds plugin dependency filepaths, relative to the plugins directory.
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*
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* Keyed on the dependency's slug.
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*
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* @since 6.5.0
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*
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* @var string[]
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*/
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protected static $dependency_filepaths;
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/**
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* An array of circular dependency pairings.
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*
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* @since 6.5.0
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*
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* @var array[]
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*/
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protected static $circular_dependencies_pairs;
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/**
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* An array of circular dependency slugs.
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*
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* @since 6.5.0
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*
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* @var string[]
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*/
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protected static $circular_dependencies_slugs;
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/**
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* Whether Plugin Dependencies have been initialized.
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*
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* @since 6.5.0
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*
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* @var bool
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*/
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protected static $initialized = false;
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/**
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* Initializes by fetching plugin header and plugin API data.
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*
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* @since 6.5.0
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*/
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public static function initialize() {
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if ( false === self::$initialized ) {
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self::read_dependencies_from_plugin_headers();
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self::get_dependency_api_data();
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self::$initialized = true;
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}
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}
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/**
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* Determines whether the plugin has plugins that depend on it.
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*
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* @since 6.5.0
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*
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* @param string $plugin_file The plugin's filepath, relative to the plugins directory.
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* @return bool Whether the plugin has plugins that depend on it.
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*/
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public static function has_dependents( $plugin_file ) {
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return in_array( self::convert_to_slug( $plugin_file ), (array) self::$dependency_slugs, true );
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}
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/**
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* Determines whether the plugin has plugin dependencies.
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*
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* @since 6.5.0
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*
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* @param string $plugin_file The plugin's filepath, relative to the plugins directory.
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* @return bool Whether a plugin has plugin dependencies.
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*/
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public static function has_dependencies( $plugin_file ) {
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return isset( self::$dependencies[ $plugin_file ] );
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}
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/**
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* Determines whether the plugin has active dependents.
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*
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* @since 6.5.0
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*
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* @param string $plugin_file The plugin's filepath, relative to the plugins directory.
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* @return bool Whether the plugin has active dependents.
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*/
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public static function has_active_dependents( $plugin_file ) {
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require_once ABSPATH . '/wp-admin/includes/plugin.php';
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$dependents = self::get_dependents( self::convert_to_slug( $plugin_file ) );
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foreach ( $dependents as $dependent ) {
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if ( is_plugin_active( $dependent ) ) {
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return true;
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}
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}
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return false;
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}
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/**
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* Gets filepaths of plugins that require the dependency.
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*
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* @since 6.5.0
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*
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* @param string $slug The dependency's slug.
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* @return array An array of dependent plugin filepaths, relative to the plugins directory.
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*/
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public static function get_dependents( $slug ) {
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$dependents = array();
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foreach ( (array) self::$dependencies as $dependent => $dependencies ) {
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if ( in_array( $slug, $dependencies, true ) ) {
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$dependents[] = $dependent;
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}
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}
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return $dependents;
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}
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/**
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* Gets the slugs of plugins that the dependent requires.
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*
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* @since 6.5.0
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*
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* @param string $plugin_file The dependent plugin's filepath, relative to the plugins directory.
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* @return array An array of dependency plugin slugs.
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*/
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public static function get_dependencies( $plugin_file ) {
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if ( isset( self::$dependencies[ $plugin_file ] ) ) {
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return self::$dependencies[ $plugin_file ];
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}
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return array();
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}
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/**
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* Gets a dependent plugin's filepath.
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*
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* @since 6.5.0
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*
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* @param string $slug The dependent plugin's slug.
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* @return string|false The dependent plugin's filepath, relative to the plugins directory,
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* or false if the plugin has no dependencies.
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*/
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public static function get_dependent_filepath( $slug ) {
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$filepath = array_search( $slug, self::$dependent_slugs, true );
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return $filepath ? $filepath : false;
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}
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/**
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* Determines whether the plugin has unmet dependencies.
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*
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* @since 6.5.0
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*
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* @param string $plugin_file The plugin's filepath, relative to the plugins directory.
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* @return bool Whether the plugin has unmet dependencies.
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*/
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public static function has_unmet_dependencies( $plugin_file ) {
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if ( ! isset( self::$dependencies[ $plugin_file ] ) ) {
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return false;
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}
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require_once ABSPATH . '/wp-admin/includes/plugin.php';
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foreach ( self::$dependencies[ $plugin_file ] as $dependency ) {
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$dependency_filepath = self::get_dependency_filepath( $dependency );
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if ( false === $dependency_filepath || is_plugin_inactive( $dependency_filepath ) ) {
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return true;
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}
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}
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return false;
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}
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/**
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* Determines whether the plugin has a circular dependency.
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*
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* @since 6.5.0
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*
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* @param string $plugin_file The plugin's filepath, relative to the plugins directory.
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* @return bool Whether the plugin has a circular dependency.
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*/
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public static function has_circular_dependency( $plugin_file ) {
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if ( ! is_array( self::$circular_dependencies_slugs ) ) {
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self::get_circular_dependencies();
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}
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if ( ! empty( self::$circular_dependencies_slugs ) ) {
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$slug = self::convert_to_slug( $plugin_file );
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if ( in_array( $slug, self::$circular_dependencies_slugs, true ) ) {
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return true;
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}
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}
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return false;
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}
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/**
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* Gets the names of plugins that require the plugin.
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*
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* @since 6.5.0
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*
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* @param string $plugin_file The plugin's filepath, relative to the plugins directory.
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* @return array An array of dependent names.
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*/
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public static function get_dependent_names( $plugin_file ) {
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$dependent_names = array();
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$plugins = self::get_plugins();
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$slug = self::convert_to_slug( $plugin_file );
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foreach ( self::get_dependents( $slug ) as $dependent ) {
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$dependent_names[ $dependent ] = $plugins[ $dependent ]['Name'];
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}
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sort( $dependent_names );
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return $dependent_names;
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}
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/**
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* Gets the names of plugins required by the plugin.
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*
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* @since 6.5.0
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*
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* @param string $plugin_file The dependent plugin's filepath, relative to the plugins directory.
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* @return array An array of dependency names.
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*/
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public static function get_dependency_names( $plugin_file ) {
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$dependency_api_data = self::get_dependency_api_data();
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$dependencies = self::get_dependencies( $plugin_file );
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$plugins = self::get_plugins();
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$dependency_names = array();
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foreach ( $dependencies as $dependency ) {
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// Use the name if it's available, otherwise fall back to the slug.
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if ( isset( $dependency_api_data[ $dependency ]['name'] ) ) {
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$name = $dependency_api_data[ $dependency ]['name'];
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} else {
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$dependency_filepath = self::get_dependency_filepath( $dependency );
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if ( false !== $dependency_filepath ) {
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$name = $plugins[ $dependency_filepath ]['Name'];
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} else {
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$name = $dependency;
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}
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}
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$dependency_names[ $dependency ] = $name;
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}
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return $dependency_names;
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}
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/**
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* Gets the filepath for a dependency, relative to the plugin's directory.
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*
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* @since 6.5.0
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*
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* @param string $slug The dependency's slug.
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* @return string|false If installed, the dependency's filepath relative to the plugins directory, otherwise false.
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*/
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public static function get_dependency_filepath( $slug ) {
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$dependency_filepaths = self::get_dependency_filepaths();
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if ( ! isset( $dependency_filepaths[ $slug ] ) ) {
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return false;
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}
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return $dependency_filepaths[ $slug ];
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}
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/**
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* Returns API data for the dependency.
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*
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* @since 6.5.0
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*
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* @param string $slug The dependency's slug.
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* @return array|false The dependency's API data on success, otherwise false.
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*/
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public static function get_dependency_data( $slug ) {
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$dependency_api_data = self::get_dependency_api_data();
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if ( isset( $dependency_api_data[ $slug ] ) ) {
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return $dependency_api_data[ $slug ];
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}
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return false;
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}
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/**
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* Displays an admin notice if dependencies are not installed.
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*
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* @since 6.5.0
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*/
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public static function display_admin_notice_for_unmet_dependencies() {
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if ( in_array( false, self::get_dependency_filepaths(), true ) ) {
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$error_message = __( 'Some required plugins are missing or inactive.' );
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if ( is_multisite() ) {
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if ( current_user_can( 'manage_network_plugins' ) ) {
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$error_message .= ' ' . sprintf(
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/* translators: %s: Link to the network plugins page. */
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__( '<a href="%s">Manage plugins</a>.' ),
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esc_url( network_admin_url( 'plugins.php' ) )
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);
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} else {
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$error_message .= ' ' . __( 'Please contact your network administrator.' );
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}
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} elseif ( 'plugins' !== get_current_screen()->base ) {
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$error_message .= ' ' . sprintf(
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/* translators: %s: Link to the plugins page. */
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__( '<a href="%s">Manage plugins</a>.' ),
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esc_url( admin_url( 'plugins.php' ) )
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);
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}
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wp_admin_notice(
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$error_message,
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array(
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'type' => 'warning',
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)
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);
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}
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}
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/**
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* Displays an admin notice if circular dependencies are installed.
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*
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* @since 6.5.0
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*/
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public static function display_admin_notice_for_circular_dependencies() {
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$circular_dependencies = self::get_circular_dependencies();
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if ( ! empty( $circular_dependencies ) && count( $circular_dependencies ) > 1 ) {
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$circular_dependencies = array_unique( $circular_dependencies, SORT_REGULAR );
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$plugins = self::get_plugins();
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$plugin_dirnames = self::get_plugin_dirnames();
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// Build output lines.
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$circular_dependency_lines = '';
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foreach ( $circular_dependencies as $circular_dependency ) {
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$first_filepath = $plugin_dirnames[ $circular_dependency[0] ];
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$second_filepath = $plugin_dirnames[ $circular_dependency[1] ];
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$circular_dependency_lines .= sprintf(
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/* translators: 1: First plugin name, 2: Second plugin name. */
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'<li>' . _x( '%1$s requires %2$s', 'The first plugin requires the second plugin.' ) . '</li>',
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'<strong>' . esc_html( $plugins[ $first_filepath ]['Name'] ) . '</strong>',
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'<strong>' . esc_html( $plugins[ $second_filepath ]['Name'] ) . '</strong>'
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);
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}
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wp_admin_notice(
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sprintf(
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'<p>%1$s</p><ul>%2$s</ul><p>%3$s</p>',
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__( 'These plugins cannot be activated because their requirements are invalid.' ),
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$circular_dependency_lines,
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__( 'Please contact the plugin authors for more information.' )
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),
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array(
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'type' => 'warning',
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'paragraph_wrap' => false,
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)
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);
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}
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}
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/**
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* Checks plugin dependencies after a plugin is installed via AJAX.
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*
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* @since 6.5.0
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*/
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public static function check_plugin_dependencies_during_ajax() {
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check_ajax_referer( 'updates' );
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if ( empty( $_POST['slug'] ) ) {
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wp_send_json_error(
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array(
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'slug' => '',
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'pluginName' => '',
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'errorCode' => 'no_plugin_specified',
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'errorMessage' => __( 'No plugin specified.' ),
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)
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);
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}
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$slug = sanitize_key( wp_unslash( $_POST['slug'] ) );
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$status = array( 'slug' => $slug );
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self::get_plugins();
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self::get_plugin_dirnames();
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if ( ! isset( self::$plugin_dirnames[ $slug ] ) ) {
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$status['errorCode'] = 'plugin_not_installed';
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$status['errorMessage'] = __( 'The plugin is not installed.' );
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wp_send_json_error( $status );
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}
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$plugin_file = self::$plugin_dirnames[ $slug ];
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$status['pluginName'] = self::$plugins[ $plugin_file ]['Name'];
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$status['plugin'] = $plugin_file;
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if ( current_user_can( 'activate_plugin', $plugin_file ) && is_plugin_inactive( $plugin_file ) ) {
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$status['activateUrl'] = add_query_arg(
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array(
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'_wpnonce' => wp_create_nonce( 'activate-plugin_' . $plugin_file ),
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'action' => 'activate',
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'plugin' => $plugin_file,
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),
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is_multisite() ? network_admin_url( 'plugins.php' ) : admin_url( 'plugins.php' )
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);
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}
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if ( is_multisite() && current_user_can( 'manage_network_plugins' ) ) {
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$status['activateUrl'] = add_query_arg( array( 'networkwide' => 1 ), $status['activateUrl'] );
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}
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self::initialize();
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$dependencies = self::get_dependencies( $plugin_file );
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if ( empty( $dependencies ) ) {
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$status['message'] = __( 'The plugin has no required plugins.' );
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wp_send_json_success( $status );
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}
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require_once ABSPATH . '/wp-admin/includes/plugin.php';
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$inactive_dependencies = array();
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foreach ( $dependencies as $dependency ) {
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if ( false === self::$plugin_dirnames[ $dependency ] || is_plugin_inactive( self::$plugin_dirnames[ $dependency ] ) ) {
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$inactive_dependencies[] = $dependency;
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}
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}
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if ( ! empty( $inactive_dependencies ) ) {
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$inactive_dependency_names = array_map(
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function ( $dependency ) {
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if ( isset( self::$dependency_api_data[ $dependency ]['Name'] ) ) {
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$inactive_dependency_name = self::$dependency_api_data[ $dependency ]['Name'];
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} else {
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$inactive_dependency_name = $dependency;
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}
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return $inactive_dependency_name;
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},
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$inactive_dependencies
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);
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$status['errorCode'] = 'inactive_dependencies';
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$status['errorMessage'] = sprintf(
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/* translators: %s: A list of inactive dependency plugin names. */
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__( 'The following plugins must be activated first: %s.' ),
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implode( ', ', $inactive_dependency_names )
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);
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$status['errorData'] = array_combine( $inactive_dependencies, $inactive_dependency_names );
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wp_send_json_error( $status );
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}
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$status['message'] = __( 'All required plugins are installed and activated.' );
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wp_send_json_success( $status );
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}
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/**
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* Gets data for installed plugins.
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*
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* @since 6.5.0
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*
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* @return array An array of plugin data.
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*/
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protected static function get_plugins() {
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if ( is_array( self::$plugins ) ) {
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return self::$plugins;
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}
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require_once ABSPATH . '/wp-admin/includes/plugin.php';
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self::$plugins = get_plugins();
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return self::$plugins;
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}
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|
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/**
|
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* Reads and stores dependency slugs from a plugin's 'Requires Plugins' header.
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*
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* @since 6.5.0
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*
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* @global WP_Filesystem_Base $wp_filesystem WordPress filesystem subclass.
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*/
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protected static function read_dependencies_from_plugin_headers() {
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self::$dependencies = array();
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self::$dependency_slugs = array();
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self::$dependent_slugs = array();
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$plugins = self::get_plugins();
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foreach ( $plugins as $plugin => $header ) {
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if ( '' === $header['RequiresPlugins'] ) {
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continue;
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}
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$dependency_slugs = self::sanitize_dependency_slugs( $header['RequiresPlugins'] );
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self::$dependencies[ $plugin ] = $dependency_slugs;
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self::$dependency_slugs = array_merge( self::$dependency_slugs, $dependency_slugs );
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$dependent_slug = self::convert_to_slug( $plugin );
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self::$dependent_slugs[ $plugin ] = $dependent_slug;
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}
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self::$dependency_slugs = array_unique( self::$dependency_slugs );
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}
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/**
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* Sanitizes slugs.
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*
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* @since 6.5.0
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*
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* @param string $slugs A comma-separated string of plugin dependency slugs.
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* @return array An array of sanitized plugin dependency slugs.
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*/
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protected static function sanitize_dependency_slugs( $slugs ) {
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$sanitized_slugs = array();
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$slugs = explode( ',', $slugs );
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foreach ( $slugs as $slug ) {
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$slug = trim( $slug );
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/**
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* Filters a plugin dependency's slug before matching to
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* the WordPress.org slug format.
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*
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* Can be used to switch between free and premium plugin slugs, for example.
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*
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* @since 6.5.0
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*
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* @param string $slug The slug.
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*/
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$slug = apply_filters( 'wp_plugin_dependencies_slug', $slug );
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// Match to WordPress.org slug format.
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if ( preg_match( '/^[a-z0-9]+(-[a-z0-9]+)*$/mu', $slug ) ) {
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$sanitized_slugs[] = $slug;
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}
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}
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$sanitized_slugs = array_unique( $sanitized_slugs );
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sort( $sanitized_slugs );
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return $sanitized_slugs;
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}
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/**
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* Gets the filepath of installed dependencies.
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* If a dependency is not installed, the filepath defaults to false.
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*
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* @since 6.5.0
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*
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* @return array An array of install dependencies filepaths, relative to the plugins directory.
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*/
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protected static function get_dependency_filepaths() {
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if ( is_array( self::$dependency_filepaths ) ) {
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return self::$dependency_filepaths;
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}
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if ( null === self::$dependency_slugs ) {
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return array();
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}
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self::$dependency_filepaths = array();
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$plugin_dirnames = self::get_plugin_dirnames();
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foreach ( self::$dependency_slugs as $slug ) {
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if ( isset( $plugin_dirnames[ $slug ] ) ) {
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self::$dependency_filepaths[ $slug ] = $plugin_dirnames[ $slug ];
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continue;
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}
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self::$dependency_filepaths[ $slug ] = false;
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}
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return self::$dependency_filepaths;
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}
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/**
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* Retrieves and stores dependency plugin data from the WordPress.org Plugin API.
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*
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* @since 6.5.0
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*
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* @global string $pagenow The filename of the current screen.
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*
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* @return array|void An array of dependency API data, or void on early exit.
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*/
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protected static function get_dependency_api_data() {
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global $pagenow;
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if ( ! is_admin() || ( 'plugins.php' !== $pagenow && 'plugin-install.php' !== $pagenow ) ) {
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return;
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}
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if ( is_array( self::$dependency_api_data ) ) {
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return self::$dependency_api_data;
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}
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$plugins = self::get_plugins();
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self::$dependency_api_data = (array) get_site_transient( 'wp_plugin_dependencies_plugin_data' );
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foreach ( self::$dependency_slugs as $slug ) {
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// Set transient for individual data, remove from self::$dependency_api_data if transient expired.
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if ( ! get_site_transient( "wp_plugin_dependencies_plugin_timeout_{$slug}" ) ) {
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unset( self::$dependency_api_data[ $slug ] );
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set_site_transient( "wp_plugin_dependencies_plugin_timeout_{$slug}", true, 12 * HOUR_IN_SECONDS );
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}
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if ( isset( self::$dependency_api_data[ $slug ] ) ) {
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if ( false === self::$dependency_api_data[ $slug ] ) {
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$dependency_file = self::get_dependency_filepath( $slug );
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if ( false === $dependency_file ) {
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self::$dependency_api_data[ $slug ] = array( 'Name' => $slug );
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} else {
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self::$dependency_api_data[ $slug ] = array( 'Name' => $plugins[ $dependency_file ]['Name'] );
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}
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continue;
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}
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// Don't hit the Plugin API if data exists.
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if ( ! empty( self::$dependency_api_data[ $slug ]['last_updated'] ) ) {
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continue;
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}
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}
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if ( ! function_exists( 'plugins_api' ) ) {
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require_once ABSPATH . 'wp-admin/includes/plugin-install.php';
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}
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$information = plugins_api(
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'plugin_information',
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array(
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'slug' => $slug,
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'fields' => array(
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'short_description' => true,
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'icons' => true,
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),
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)
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);
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if ( is_wp_error( $information ) ) {
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continue;
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}
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self::$dependency_api_data[ $slug ] = (array) $information;
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// plugins_api() returns 'name' not 'Name'.
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self::$dependency_api_data[ $slug ]['Name'] = self::$dependency_api_data[ $slug ]['name'];
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set_site_transient( 'wp_plugin_dependencies_plugin_data', self::$dependency_api_data, 0 );
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}
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// Remove from self::$dependency_api_data if slug no longer a dependency.
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$differences = array_diff( array_keys( self::$dependency_api_data ), self::$dependency_slugs );
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foreach ( $differences as $difference ) {
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unset( self::$dependency_api_data[ $difference ] );
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}
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ksort( self::$dependency_api_data );
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// Remove empty elements.
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self::$dependency_api_data = array_filter( self::$dependency_api_data );
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set_site_transient( 'wp_plugin_dependencies_plugin_data', self::$dependency_api_data, 0 );
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return self::$dependency_api_data;
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}
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/**
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* Gets plugin directory names.
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*
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* @since 6.5.0
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*
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* @return array An array of plugin directory names.
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*/
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protected static function get_plugin_dirnames() {
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if ( is_array( self::$plugin_dirnames ) ) {
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return self::$plugin_dirnames;
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}
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self::$plugin_dirnames = array();
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$plugin_files = array_keys( self::get_plugins() );
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foreach ( $plugin_files as $plugin_file ) {
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$slug = self::convert_to_slug( $plugin_file );
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self::$plugin_dirnames[ $slug ] = $plugin_file;
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}
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return self::$plugin_dirnames;
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}
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/**
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* Gets circular dependency data.
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*
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* @since 6.5.0
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*
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* @return array[] An array of circular dependency pairings.
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*/
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protected static function get_circular_dependencies() {
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if ( is_array( self::$circular_dependencies_pairs ) ) {
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return self::$circular_dependencies_pairs;
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}
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if ( null === self::$dependencies ) {
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return array();
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}
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self::$circular_dependencies_slugs = array();
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self::$circular_dependencies_pairs = array();
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foreach ( self::$dependencies as $dependent => $dependencies ) {
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/*
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* $dependent is in 'a/a.php' format. Dependencies are stored as slugs, i.e. 'a'.
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*
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* Convert $dependent to slug format for checking.
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*/
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$dependent_slug = self::convert_to_slug( $dependent );
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self::$circular_dependencies_pairs = array_merge(
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self::$circular_dependencies_pairs,
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self::check_for_circular_dependencies( array( $dependent_slug ), $dependencies )
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);
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}
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return self::$circular_dependencies_pairs;
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}
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/**
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* Checks for circular dependencies.
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*
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* @since 6.5.0
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*
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* @param array $dependents Array of dependent plugins.
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* @param array $dependencies Array of plugins dependencies.
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* @return array A circular dependency pairing, or an empty array if none exists.
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*/
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protected static function check_for_circular_dependencies( $dependents, $dependencies ) {
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$circular_dependencies_pairs = array();
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// Check for a self-dependency.
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$dependents_location_in_its_own_dependencies = array_intersect( $dependents, $dependencies );
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if ( ! empty( $dependents_location_in_its_own_dependencies ) ) {
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foreach ( $dependents_location_in_its_own_dependencies as $self_dependency ) {
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self::$circular_dependencies_slugs[] = $self_dependency;
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$circular_dependencies_pairs[] = array( $self_dependency, $self_dependency );
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// No need to check for itself again.
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unset( $dependencies[ array_search( $self_dependency, $dependencies, true ) ] );
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}
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}
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/*
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* Check each dependency to see:
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* 1. If it has dependencies.
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* 2. If its list of dependencies includes one of its own dependents.
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*/
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foreach ( $dependencies as $dependency ) {
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// Check if the dependency is also a dependent.
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$dependency_location_in_dependents = array_search( $dependency, self::$dependent_slugs, true );
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if ( false !== $dependency_location_in_dependents ) {
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$dependencies_of_the_dependency = self::$dependencies[ $dependency_location_in_dependents ];
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foreach ( $dependents as $dependent ) {
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// Check if its dependencies includes one of its own dependents.
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$dependent_location_in_dependency_dependencies = array_search(
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$dependent,
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$dependencies_of_the_dependency,
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true
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);
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if ( false !== $dependent_location_in_dependency_dependencies ) {
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self::$circular_dependencies_slugs[] = $dependent;
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self::$circular_dependencies_slugs[] = $dependency;
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$circular_dependencies_pairs[] = array( $dependent, $dependency );
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// Remove the dependent from its dependency's dependencies.
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unset( $dependencies_of_the_dependency[ $dependent_location_in_dependency_dependencies ] );
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}
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}
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$dependents[] = $dependency;
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|
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/*
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* Now check the dependencies of the dependency's dependencies for the dependent.
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*
|
|
* Yes, that does make sense.
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*/
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$circular_dependencies_pairs = array_merge(
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$circular_dependencies_pairs,
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self::check_for_circular_dependencies( $dependents, array_unique( $dependencies_of_the_dependency ) )
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);
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}
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}
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return $circular_dependencies_pairs;
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}
|
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|
|
/**
|
|
* Converts a plugin filepath to a slug.
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|
*
|
|
* @since 6.5.0
|
|
*
|
|
* @param string $plugin_file The plugin's filepath, relative to the plugins directory.
|
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* @return string The plugin's slug.
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*/
|
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protected static function convert_to_slug( $plugin_file ) {
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if ( 'hello.php' === $plugin_file ) {
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return 'hello-dolly';
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}
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return str_contains( $plugin_file, '/' ) ? dirname( $plugin_file ) : str_replace( '.php', '', $plugin_file );
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}
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}
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