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<?php |
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/* HEADER */ // phpcs:ignore |
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/** |
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* This class provides information about the current plugin and the site's active plugins. |
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*/ |
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class Plugins_Handler { |
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/** |
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* Returns an array containing the directories of all active plugins and all known activating plugins. |
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* |
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* @return Array An array of plugin directories as strings or an empty array. |
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*/ |
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public function get_all_active_plugins() { |
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global $jetpack_autoloader_activating_plugins; |
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$active_plugins = $this->convert_plugins_to_dirs( $this->get_active_plugins() ); |
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$multisite_plugins = $this->convert_plugins_to_dirs( $this->get_multisite_plugins() ); |
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$active_plugins = array_merge( $multisite_plugins, $active_plugins ); |
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$activating_plugins = $this->convert_plugins_to_dirs( $this->get_plugins_activating_via_request() ); |
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$activating_plugins = array_unique( array_merge( $activating_plugins, $jetpack_autoloader_activating_plugins ) ); |
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$plugins = array_unique( array_merge( $active_plugins, $activating_plugins ) ); |
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return $plugins; |
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} |
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/** |
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* Returns an array containing the names for the active sitewide plugins in a multisite environment. |
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* |
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* @return Array The names of the active sitewide plugins or an empty array. |
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*/ |
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protected function get_multisite_plugins() { |
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return is_multisite() |
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? array_keys( get_site_option( 'active_sitewide_plugins', array() ) ) |
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: array(); |
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} |
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/** |
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* Returns an array containing the names of the currently active plugins. |
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* |
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* @return Array The active plugins' names or an empty array. |
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*/ |
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protected function get_active_plugins() { |
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return (array) get_option( 'active_plugins', array() ); |
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} |
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/** |
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* Ensure the plugin has its own directory and not a single-file plugin. |
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* |
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* @param string $plugin Plugin name, may be prefixed with "/". |
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* |
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* @return bool |
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*/ |
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public function is_directory_plugin( $plugin ) { |
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return false !== strpos( $plugin, '/', 1 ); |
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} |
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/** |
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* Returns the plugin's directory. |
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* |
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* The input is a string with the format 'dir/file.php'. This method removes the 'file.php' part. The directory |
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* alone can be used to identify the plugin. |
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* |
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* @param string $plugin The plugin string with the format 'dir/file.php'. |
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* |
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* @return string The plugin's directory. |
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*/ |
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private function remove_plugin_file_from_string( $plugin ) { |
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return explode( '/', $plugin )[0]; |
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} |
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/** |
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* Converts an array of plugin strings with the format 'dir/file.php' to an array of directories. Also removes any |
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* single-file plugins since they cannot have packages. |
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* |
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* @param Array $plugins The array of plugin strings with the format 'dir/file.php'. |
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* |
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* @return Array An array of plugin directories. |
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*/ |
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private function convert_plugins_to_dirs( $plugins ) { |
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$plugins = array_filter( $plugins, array( $this, 'is_directory_plugin' ) ); |
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return array_map( array( $this, 'remove_plugin_file_from_string' ), $plugins ); |
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} |
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/** |
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* Checks whether the autoloader should be reset. The autoloader should be reset |
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* when a plugin is activating via a method other than a request, for example |
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* using WP-CLI. When this occurs, the activating plugin was not known when |
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* the autoloader selected the package versions for the classmap and filemap |
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* globals, so the autoloader must reselect the versions. |
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* |
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* If the current plugin is not already known, this method will add it to the |
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* $jetpack_autoloader_activating_plugins global. |
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* |
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* @return Boolean True if the autoloder must be reset, else false. |
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*/ |
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public function should_autoloader_reset() { |
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global $jetpack_autoloader_activating_plugins; |
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$plugins = $this->get_all_active_plugins(); |
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$current_plugin = $this->get_current_plugin_dir(); |
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$plugin_unknown = ! in_array( $current_plugin, $plugins, true ); |
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if ( $plugin_unknown ) { |
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// If the current plugin isn't known, add it to the activating plugins list. |
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$jetpack_autoloader_activating_plugins[] = $current_plugin; |
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} |
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return $plugin_unknown; |
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} |
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/** |
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* Returns an array containing the names of plugins that are activating via a request. |
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* |
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* @return Array An array of names of the activating plugins or an empty array. |
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*/ |
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private function get_plugins_activating_via_request() { |
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// phpcs:disable WordPress.Security.NonceVerification.Recommended |
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$action = isset( $_REQUEST['action'] ) ? $_REQUEST['action'] : false; |
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$plugin = isset( $_REQUEST['plugin'] ) ? $_REQUEST['plugin'] : false; |
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$nonce = isset( $_REQUEST['_wpnonce'] ) ? $_REQUEST['_wpnonce'] : false; |
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/** |
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* Note: we're not actually checking the nonce here becase it's too early |
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* in the execution. The pluggable functions are not yet loaded to give |
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* plugins a chance to plug their versions. Therefore we're doing the bare |
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* minimum: checking whether the nonce exists and it's in the right place. |
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* The request will fail later if the nonce doesn't pass the check. |
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*/ |
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// In case of a single plugin activation there will be a plugin slug. |
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if ( 'activate' === $action && ! empty( $nonce ) ) { |
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return array( wp_unslash( $plugin ) ); |
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} |
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$plugins = isset( $_REQUEST['checked'] ) ? $_REQUEST['checked'] : array(); |
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// In case of bulk activation there will be an array of plugins. |
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if ( 'activate-selected' === $action && ! empty( $nonce ) ) { |
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return array_map( 'wp_unslash', $plugins ); |
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} |
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// phpcs:enable WordPress.Security.NonceVerification.Recommended |
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return array(); |
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} |
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/** |
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* Returns the directory of the current plugin. |
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* |
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* @return String The directory of the current plugin. |
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*/ |
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public function get_current_plugin_dir() { |
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return explode( '/', plugin_basename( __FILE__ ) )[0]; |
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} |
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} |
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Automattic /
jetpack
