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<?php /** * Plugin Name: Stream * Plugin URI: https://wp-stream.com/ * Description: Stream tracks logged-in user activity so you can monitor every change made on your WordPress site in beautifully organized detail. All activity is organized by context, action and IP address for easy filtering. Developers can extend Stream with custom connectors to log any kind of action. * Version: 1.4.6 * Author: Stream * Author URI: https://wp-stream.com/ * License: GPLv2+ * Text Domain: stream * Domain Path: /languages */ /** * Copyright (c) 2014 WP Stream Pty Ltd (https://wp-stream.com/) * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License, version 2 or, at * your discretion, any later version, as published by the Free * Software Foundation. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ class WP_Stream { /** * Plugin version number * * @const string */ const VERSION = '1.4.6'; /** * Hold Stream instance * * @var string */ public static $instance; /** * @var WP_Stream_DB */ public $db = null; /** * @var WP_Stream_Network */ public $network = null; /** * Class constructor */ private function __construct() { define( 'WP_STREAM_PLUGIN', plugin_basename( __FILE__ ) ); define( 'WP_STREAM_DIR', plugin_dir_path( __FILE__ ) ); define( 'WP_STREAM_URL', plugin_dir_url( __FILE__ ) ); define( 'WP_STREAM_INC_DIR', WP_STREAM_DIR . 'includes/' ); // Load filters polyfill require_once WP_STREAM_INC_DIR . 'filter-input.php'; // Load DB helper class require_once WP_STREAM_INC_DIR . 'db.php'; $this->db = new WP_Stream_DB; // Check DB and display an admin notice if there are tables missing add_action( 'init', array( $this, 'verify_database_present' ) ); // Install the plugin add_action( 'wp_stream_before_db_notices', array( __CLASS__, 'install' ) ); // Trigger admin notices add_action( 'all_admin_notices', array( __CLASS__, 'admin_notices' ) ); // Load languages add_action( 'plugins_loaded', array( __CLASS__, 'i18n' ) ); // Load settings at the same priority as connectors to support exclusions require_once WP_STREAM_INC_DIR . 'settings.php'; add_action( 'init', array( 'WP_Stream_Settings', 'load' ), 9 ); // Load network class if ( is_multisite() ) { require_once WP_STREAM_INC_DIR . 'network.php'; $this->network = new WP_Stream_Network; } // Load logger class require_once WP_STREAM_INC_DIR . 'log.php'; add_action( 'plugins_loaded', array( 'WP_Stream_Log', 'load' ) ); // Load connectors after widgets_init, but before the default of 10 require_once WP_STREAM_INC_DIR . 'connectors.php'; add_action( 'init', array( 'WP_Stream_Connectors', 'load' ), 9 ); // Load query class require_once WP_STREAM_INC_DIR . 'query.php'; require_once WP_STREAM_INC_DIR . 'context-query.php'; // Load support for feeds require_once WP_STREAM_INC_DIR . 'feeds.php'; add_action( 'init', array( 'WP_Stream_Feeds', 'load' ) ); // Add frontend indicator add_action( 'wp_head', array( $this, 'frontend_indicator' ) ); // Include Stream extension updater require_once WP_STREAM_INC_DIR . 'updater.php'; WP_Stream_Updater::instance(); if ( is_admin() ) { require_once WP_STREAM_INC_DIR . 'admin.php'; add_action( 'plugins_loaded', array( 'WP_Stream_Admin', 'load' ) ); require_once WP_STREAM_INC_DIR . 'extensions.php'; add_action( 'admin_init', array( 'WP_Stream_Extensions', 'get_instance' ) ); // Registers a hook that connectors and other plugins can use whenever a stream update happens add_action( 'admin_init', array( __CLASS__, 'update_activation_hook' ) ); require_once WP_STREAM_INC_DIR . 'dashboard.php'; add_action( 'plugins_loaded', array( 'WP_Stream_Dashboard_Widget', 'load' ) ); require_once WP_STREAM_INC_DIR . 'live-update.php'; add_action( 'plugins_loaded', array( 'WP_Stream_Live_Update', 'load' ) ); require_once WP_STREAM_INC_DIR . 'pointers.php'; add_action( 'plugins_loaded', array( 'WP_Stream_Pointers', 'load' ) ); } // Load deprecated functions require_once WP_STREAM_INC_DIR . 'deprecated.php'; } /** * Invoked when the PHP version check fails. Load up the translations and * add the error message to the admin notices */ static function fail_php_version() { add_action( 'plugins_loaded', array( __CLASS__, 'i18n' ) ); self::notice( __( 'Stream requires PHP version 5.3+, plugin is currently NOT ACTIVE.', 'stream' ) ); } /** * Loads the translation files. * * @access public * @action plugins_loaded * @return void */ public static function i18n() { load_plugin_textdomain( 'stream', false, dirname( plugin_basename( __FILE__ ) ) . '/languages/' ); } /** * Installation / Upgrade checks * * @action register_activation_hook * @return void */ public static function install() { // Install plugin tables require_once WP_STREAM_INC_DIR . 'install.php'; $update = WP_Stream_Install::get_instance(); } /** * Verify that all needed databases are present and add an error message if not. * * @return void */ public function verify_database_present() { /** * Filter will halt install() if set to true * * @param bool * @return bool */ if ( apply_filters( 'wp_stream_no_tables', false ) ) { return; } if ( ! function_exists( 'is_plugin_active_for_network' ) ) { require_once( ABSPATH . '/wp-admin/includes/plugin.php' ); } global $wpdb; $database_message = ''; $uninstall_message = ''; // Check if all needed DB is present $missing_tables = array(); foreach ( $this->db->get_table_names() as $table_name ) { if ( $wpdb->get_var( "SHOW TABLES LIKE '$table_name'" ) !== $table_name ) { $missing_tables[] = $table_name; } } if ( $missing_tables ) { $database_message .= sprintf( '%s <strong>%s</strong>', _n( 'The following table is not present in the WordPress database:', 'The following tables are not present in the WordPress database:', count( $missing_tables ), 'stream' ), esc_html( implode( ', ', $missing_tables ) ) ); } if ( is_plugin_active_for_network( WP_STREAM_PLUGIN ) && current_user_can( 'manage_network_plugins' ) ) { $uninstall_message = sprintf( __( 'Please <a href="%s">uninstall</a> the Stream plugin and activate it again.', 'stream' ), network_admin_url( 'plugins.php#stream' ) ); } elseif ( current_user_can( 'activate_plugins' ) ) { $uninstall_message = sprintf( __( 'Please <a href="%s">uninstall</a> the Stream plugin and activate it again.', 'stream' ), admin_url( 'plugins.php#stream' ) ); } /** * Fires before admin notices are triggered for missing database tables. */ do_action( 'wp_stream_before_db_notices' ); if ( ! empty( $database_message ) ) { self::notice( $database_message ); if ( ! empty( $uninstall_message ) ) { self::notice( $uninstall_message ); } } } static function update_activation_hook() { WP_Stream_Admin::register_update_hook( dirname( plugin_basename( __FILE__ ) ), array( __CLASS__, 'install' ), self::VERSION ); } /** * Whether the current PHP version meets the minimum requirements * * @return bool */ public static function is_valid_php_version() { return version_compare( PHP_VERSION, '5.3', '>=' ); } /** * Handle notice messages according to the appropriate context (WP-CLI or the WP Admin) * * @param string $message * @param bool $is_error * @return void */ public static function notice( $message, $is_error = true ) { if ( defined( 'WP_CLI' ) ) { $message = strip_tags( $message ); if ( $is_error ) { WP_CLI::warning( $message ); } else { WP_CLI::success( $message ); } } else { self::admin_notices( $message, $is_error ); } } /** * Show an error or other message in the WP Admin * * @param string $message * @param bool $is_error * @return void */ public static function admin_notices( $message, $is_error = true ) { if ( empty( $message ) ) { return; } $class_name = $is_error ? 'error' : 'updated'; $html_message = sprintf( '<div class="%s">%s</div>', esc_attr( $class_name ), wpautop( $message ) ); echo wp_kses_post( $html_message ); } /** * Displays an HTML comment in the frontend head to indicate that Stream is activated, * and which version of Stream is currently in use. * * @since 1.4.5 * * @action wp_head * @return string|void An HTML comment, or nothing if the value is filtered out. */ public function frontend_indicator() { $comment = sprintf( 'Stream WordPress user activity plugin v%s', esc_html( self::VERSION ) ); // Localization not needed /** * Filter allows the HTML output of the frontend indicator comment * to be altered or removed, if desired. * * @return string $comment The content of the HTML comment */ $comment = apply_filters( 'wp_stream_frontend_indicator', $comment ); if ( ! empty( $comment ) ) { echo sprintf( "\n", esc_html( $comment ) ); // xss ok } } /** * Return active instance of WP_Stream, create one if it doesn't exist * * @return WP_Stream */ public static function get_instance() { if ( empty( self::$instance ) ) { $class = __CLASS__; self::$instance = new $class; } return self::$instance; } } if ( WP_Stream::is_valid_php_version() ) { $GLOBALS['wp_stream'] = WP_Stream::get_instance(); register_activation_hook( __FILE__, array( 'WP_Stream', 'install' ) ); } else { WP_Stream::fail_php_version(); }