ramphor-logger.php

<?php
/**
 * Plugin Name: Ramphor Logger
 * Plugin URI: https://github.com/ramphor/logger
 * Author: Ramphor Premium
 * Author URI: https://puleeno.com
 * Version: 0.2.0
 * Description: The logger library for themes, plugins in WordPress and tracking all errors of PHP/WordPress
 * Tags: logger, monitor, errors
 */

use Ramphor\Logger\Logger;
use Monolog\Handler\SlackHandler;

if (!class_exists(\WP_CLI::class)) {
	$composer_file = sprintf( '%s/vendor/autoload.php', dirname( __FILE__ ) );
	if ( file_exists( $composer_file ) ) {
		require_once $composer_file;
	}

	if ( ! class_exists( Logger::class ) ) {
		return error_log( sprintf( 'The class %s is not found to register custom logger', Logger::class ) );
	}

	function load_ramphor_logger_firstly() {
		$path = substr(
			__FILE__,
			strlen( __FILE__ ) - 33
		);

		// Set me at first index
		if ( $plugins = get_option( 'active_plugins' ) ) {
			if ( $key = array_search( $path, $plugins ) ) {
				array_splice( $plugins, $key, 1 );
				array_unshift( $plugins, $path );
				update_option( 'active_plugins', $plugins );
			}
		}
	}
	add_action( 'activated_plugin', 'load_ramphor_logger_firstly', 100 );

	function ramphor_logger_exception_trigger( $e ) {
		$message = sprintf(
			"%s\n%s",
			$e->getMessage(),
			$e->getTraceAsString()
		);
		$logger  = Logger::instance();
		$logger->get()->error( $message );

		_e( 'Your website has errors. Please contact to webadmin or your developer to get more informations', 'ramphor_logger' );
	}
	set_exception_handler( 'ramphor_logger_exception_trigger' );

	if (!defined('RAMPHOR_LOGGER_DISABLE_ERROR_TRIGGER') || constant('RAMPHOR_LOGGER_DISABLE_ERROR_TRIGGER') === false) {
		function ramphor_logger_error_trigger( $errno, $errstr, $errfile, $errline, $errcontext = array() ) {
			$ignore_wp_core = apply_filters(
				'ramphor_logger_ignore_wordpress_core_warning',
				true
			);
			$errdir         = preg_replace(
				'/([^\/]+)(.+)?/',
				'$1',
				str_replace( ABSPATH, '', $errfile )
			);
			if ( $ignore_wp_core && in_array( $errdir, array( 'wp-includes', 'wp-admin' ) ) ) {
				return;
			}

			ob_start();
			debug_print_backtrace( DEBUG_BACKTRACE_IGNORE_ARGS );
			$backtrace = ob_get_clean();
			$message   = sprintf( "%s in %s line %s\n%s", $errstr, $errfile, $errline, $backtrace );
			$logger    = Logger::instance();

			$user_error_log_level = get_option( 'user_error_log_level', 'warning' );
			if ( is_callable( array( $logger->getLogger(), $user_error_log_level ) ) ) {
				$logger->$user_error_log_level( $message );
			} else {
				$logger->warning( $message );
			}
		}
		set_error_handler( 'ramphor_logger_error_trigger' );
	}

	function ramphor_logger_register_logger( $logger, $id ) {
		if ( ! defined( 'RAMPHOR_LOGGER_SLACK_HANDLER_ENABLE' ) ) {
			return;
		}
		$token   = defined( 'RAMPHOR_LOGGER_SLACK_TOKEN' ) ? constant( 'RAMPHOR_LOGGER_SLACK_TOKEN' ) : '';
		$channel = defined( 'RAMPHOR_LOGGER_SLACK_CHANNEL' ) ? constant( 'RAMPHOR_LOGGER_SLACK_CHANNEL' ) : '';
		$botname = defined( 'RAMPHOR_LOGGER_SLACK_BOT_NAME' ) ? constant( 'RAMPHOR_LOGGER_SLACK_BOT_NAME' ) : '';

		if ( isset( $token, $channel ) ) {
			$slackHandler  = new SlackHandler( $token, $channel, $botname );
			$monitor_level = defined('RAMPHOR_LOGGER_SLACK_LOG_LEVEL')
				? RAMPHOR_LOGGER_SLACK_LOG_LEVEL
				: get_option( 'ramphor_logger_slack_at_level', $logger::NOTICE );

			$log_level     = $logger::NOTICE;
			if ( in_array(
				$monitor_level,
				array(
					$logger::DEBUG,
					$logger::INFO,
					$logger::NOTICE,
					$logger::WARNING,
					$logger::ERROR,
					$logger::CRITICAL,
					$logger::ALERT,
					$logger::EMERGENCY,
				)
			) ) {
				$log_level = $monitor_level;
			}

			$slackHandler->setLevel(
				apply_filters(
					'ramphor_logger_slack_handler_log_level',
					$log_level
				)
			);
			$logger->pushHandler( $slackHandler );
		}
	}
	add_action( 'ramphor_logger_register_logger', 'ramphor_logger_register_logger', 10, 2 );

	// Init the Ramphor Logger instance
	add_action( 'loaded_plugins', array( Logger::class, 'instance' ) );
}