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Plugin.php
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Plugin.php
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<?php /** * AM Plugins Plugin class. * * @since 2.10.0 * * @package OMAPI * @author Justin Sternberg */ // Exit if accessed directly. if ( ! defined( 'ABSPATH' ) ) { exit; } /** * AM Plugins class. * * @since 2.10.0 */ class OMAPI_Plugins_Plugin implements JsonSerializable, ArrayAccess { /** * Plugin registry. * * @since 2.10.0 * * @var OMAPI_Plugins_Plugin[] */ protected static $plugins = array(); /** * The plugin id. * * @since 2.10.0 * * @var string */ protected $id = ''; /** * Array of plugin data. * * @since 2.10.0 * * @var array */ protected $plugin_data = array(); /** * Constructor * * @since 2.10.0 * * @param string $plugin_id The plugin id. * @param OMAPI_Plugins $plugins The Plugins object instance. * * @return void * @throws Exception When ID is not found in plugins data. */ protected function __construct( $plugin_id, OMAPI_Plugins $plugins ) { $this->id = $plugin_id; $data = $plugins->get_list(); if ( empty( $data[ $this->id ] ) ) { throw new Exception( 'Plugin info not found.' ); } $this->plugin_data = $data[ $this->id ]; $this->get_data(); self::$plugins[ $this->id ] = $this; } /** * Get instance of the Plugin and store it. * * @since 2.10.0 * * @param string $id The plugin ID. * * @return OMAPI_Plugins_Plugin */ public static function get( $id ) { static $plugins = null; if ( null === $plugins ) { $plugins = new OMAPI_Plugins(); } if ( ! isset( self::$plugins[ $id ] ) ) { new self( $id, $plugins ); } return self::$plugins[ $id ]; } /** * Gets the info for this AM plugin. * * @since 2.10.0 * * @return array plugin data. */ public function get_data() { if ( ! isset( $this->plugin_data['status'] ) ) { $this->add_status_data(); } return $this->plugin_data; } /** * Check if plugin is active/installed. * * @since 2.10.0 * * @return self */ public function add_status_data() { list( $installed, $active, $which ) = $this->exists_checks(); $this->plugin_data['status'] = ! $installed ? __( 'Not Installed', 'optin-monster-api' ) : ( $active ? __( 'Active', 'optin-monster-api' ) : __( 'Inactive', 'optin-monster-api' ) ); $this->plugin_data['installed'] = $installed; $this->plugin_data['active'] = $installed && $active; $this->plugin_data['which'] = $which; return $this; } /** * Check if plugin is active/installed. * * @since 2.10.0 * * @return array */ protected function exists_checks() { // Check if plugin is active by checking if class/function/constant exists. // This gets around limitations with the normal `is_plugin_active` checks. // Those limitations include: // - The install path could be modified (e.g. using -beta version, or version downloaded from github) // - The plugin is considered "active", but the actual plugin has been deleted from the server. $active = $this->plugin_code_exists_checks(); // Otherwise, check if it exists in the list of plugins. $which = $this->is_installed(); $installed = ! empty( $which ); return array( $installed, $active, $which ); } /** * Check if plugin is active via code checks. * * @since 2.10.0 * * @return bool */ protected function plugin_code_exists_checks() { // Loop through all checks. foreach ( $this->plugin_data['check'] as $check_type => $to_check ) { // Now loop through all the things to checks. foreach ( (array) $to_check as $thing_to_check ) { switch ( $check_type ) { case 'function': if ( function_exists( $thing_to_check ) ) { return true; } break; case 'class': if ( class_exists( $thing_to_check ) ) { return true; } break; case 'constant': if ( defined( $thing_to_check ) ) { return true; } break; } } } return false; } /** * Check if plugin is installed (exists in array of plugin data). * * @since 2.10.0 * * @return bool|string */ protected function is_installed() { static $all_plugins = null; if ( null === $all_plugins ) { if ( ! function_exists( 'get_plugins' ) ) { require_once ABSPATH . 'wp-admin/includes/plugin.php'; } $all_plugins = get_plugins(); } if ( ! empty( $this->plugin_data['pro']['plugin'] ) ) { if ( false !== strpos( $this->plugin_data['pro']['plugin'], '~' ) ) { foreach ( $all_plugins as $key => $data ) { if ( preg_match( $this->plugin_data['pro']['plugin'], $key ) ) { return $key; } } } elseif ( array_key_exists( $this->plugin_data['pro']['plugin'], $all_plugins ) ) { return $this->plugin_data['pro']['plugin']; } } if ( array_key_exists( $this->plugin_data['id'], $all_plugins ) ) { return 'default'; } return false; } /** * Whether an offset exists. * * @since 2.10.0 * * @param mixed $offset An offset to check for. * * @return bool */ #[\ReturnTypeWillChange] public function offsetExists( $offset ) { return isset( $this->plugin_data[ $offset ] ); } /** * Offset to retrieve. * * @since 2.10.0 * * @param mixed $offset The offset to retrieve. * * @return mixed */ #[\ReturnTypeWillChange] public function offsetGet( $offset ) { return isset( $this->plugin_data[ $offset ] ) ? $this->plugin_data[ $offset ] : null; } /** * Assign a value to the specified offset (N/A). * * @since 2.10.0 * * @param mixed $offset The offset to assign the value to (N/A). * @param mixed $value The value to set (N/A). * * @return void */ #[\ReturnTypeWillChange] public function offsetSet( $offset, $value ) {} /** * Unset an offset * * @since 2.10.0 * * @param mixed $offset The offset to unset (N/A). * * @return void */ #[\ReturnTypeWillChange] public function offsetUnset( $offset ) {} /** * Specify data which should be serialized to JSON * * @since 2.10.0 * * @return mixed */ #[\ReturnTypeWillChange] public function jsonSerialize() { return $this->plugin_data; } }