first commit

wp-content/plugins/brizy/logger.php

@@ -0,0 +1,223 @@
+<?php
+
+class Brizy_Logger {
+
+	const EMERGENCY_LOG = 'EMERGENCY';
+	const ALERT_LOG = 'ALERT';
+	const CRITICAL_LOG = 'CRITICAL';
+	const ERROR_LOG = 'ERROR';
+	const WARNING_LOG = 'WARNING';
+	const NOTICE_LOG = 'NOTICE';
+	const INFO_LOG = 'INFO';
+	const DEBUG_LOG = 'DEBUG';
+
+	/**
+	 * @var self
+	 */
+	static protected $instance = null;
+
+	/**
+	 * Get logger instance.
+	 */
+	static public function instance() {
+
+		if ( self::$instance ) {
+			return self::$instance;
+		}
+
+		return self::$instance = new self();
+	}
+
+
+	/**
+	 * Create logger table.
+	 */
+	static public function install() {
+
+		global $wpdb;
+
+		$tableName = "{$wpdb->prefix}brizy_logs";
+
+		if ( ! function_exists( 'maybe_create_table' ) ) {
+			require_once( ABSPATH . 'wp-admin/includes/upgrade.php' );
+		}
+
+		$create_table_query = "
+            CREATE TABLE {$tableName} (
+              `id` bigint  PRIMARY KEY AUTO_INCREMENT,
+              `type` text NOT NULL,
+              `message` text NOT NULL,
+              `context` text NOT NULL,              
+              `session_id` text NOT NULL,            
+              `date` datetime NOT NULL            
+            ) DEFAULT CHARSET=utf8;";
+
+		maybe_create_table( $tableName, $create_table_query );
+
+		self::clean();
+	}
+
+
+	/**
+	 * Create logger table.
+	 */
+	static public function clean() {
+
+		global $wpdb;
+		$wpdb->query( "TRUNCATE `{$wpdb->prefix}brizy_logs`" );
+	}
+
+
+	/**
+	 * @param $type
+	 * @param $message
+	 * @param array $context
+	 */
+	private function write_log( $type, $message, $context = array() ) {
+		global $wpdb;
+
+		if ( ! BRIZY_LOG && ! in_array( $type, [
+				self::EMERGENCY_LOG,
+				self::ALERT_LOG,
+				self::CRITICAL_LOG,
+				self::ERROR_LOG,
+			] ) ) {
+			return;
+		}
+
+		$wpdb->insert( "{$wpdb->prefix}brizy_logs", array(
+			'type'       => $type,
+			'message'    => $message,
+			'context'    => serialize( $context ),
+			'session_id' => session_id(),
+			'date'       => current_time( 'mysql', 1 )
+		), array( '%s', '%s', '%s', '%s', '%s' ) );
+	}
+
+	/**
+	 * System is unusable.
+	 *
+	 * @param string $message
+	 * @param array $context
+	 *
+	 * @return void
+	 */
+	public function emergency( $message, array $context = array() ) {
+		$this->log( self::EMERGENCY_LOG, $message, $context );
+	}
+
+	/**
+	 * Action must be taken immediately.
+	 *
+	 * Example: Entire website down, database unavailable, etc. This should
+	 * trigger the SMS alerts and wake you up.
+	 *
+	 * @param string $message
+	 * @param array $context
+	 *
+	 * @return void
+	 */
+	public function alert( $message, array $context = array() ) {
+		$this->log( self::ALERT_LOG, $message, $context );
+	}
+
+	/**
+	 * Critical conditions.
+	 *
+	 * Example: Application component unavailable, unexpected exception.
+	 *
+	 * @param string $message
+	 * @param array $contextgt
+	 *
+	 * @return void
+	 */
+	public function critical( $message, array $context = array() ) {
+		$this->log( self::CRITICAL_LOG, $message, $context );
+	}
+
+	/**
+	 * Runtime errors that do not require immediate action but should typically
+	 * be logged and monitored.
+	 *
+	 * @param string $message
+	 * @param array $context
+	 *
+	 * @return void
+	 */
+	public function error( $message, array $context = array() ) {
+		$this->log( self::ERROR_LOG, $message, $context );
+	}
+
+	/**
+	 * Exceptional occurrences that are not errors.
+	 *
+	 * Example: Use of deprecated APIs, poor use of an API, undesirable things
+	 * that are not necessarily wrong.
+	 *
+	 * @param string $message
+	 * @param array $context
+	 *
+	 * @return void
+	 */
+	public function warning( $message, array $context = array() ) {
+		$this->log( self::WARNING_LOG, $message, $context );
+	}
+
+	/**
+	 * Normal but significant events.
+	 *
+	 * @param string $message
+	 * @param array $context
+	 *
+	 * @return void
+	 */
+	public function notice( $message, array $context = array() ) {
+		$this->log( self::NOTICE_LOG, $message, $context );
+	}
+
+	/**
+	 * Interesting events.
+	 *
+	 * Example: User logs in, SQL logs.
+	 *
+	 * @param string $message
+	 * @param array $context
+	 *
+	 * @return void
+	 */
+	public function info( $message, array $context = array() ) {
+		$this->log( self::INFO_LOG, $message, $context );
+	}
+
+	/**
+	 * Detailed debug information.
+	 *
+	 * @param string $message
+	 * @param array $context
+	 *
+	 * @return void
+	 */
+	public function debug( $message, array $context = array() ) {
+		$this->log( self::DEBUG_LOG, $message, $context );
+	}
+
+	/**
+	 * Logs with an arbitrary level.
+	 *
+	 * @param mixed $level
+	 * @param string $message
+	 * @param array $context
+	 *
+	 * @return void
+	 */
+	public function log( $level, $message, array $context = array() ) {
+		$this->write_log( $level, $message, $context );
+	}
+
+	/**
+	 * @param Exception $exception
+	 */
+	public function exception( \Exception $exception ) {
+		$this->log( self::ERROR_LOG, $exception->getMessage(), array( $exception->getTraceAsString() ) );
+	}
+}