Add DB log handler

includes/log-handlers/class-wc-log-handler-db.php

@@ -0,0 +1,85 @@
+<?php
+if ( ! defined( 'ABSPATH' ) ) {
+	exit; // Exit if accessed directly
+}
+
+if ( ! class_exists( 'WC_Log_Handler' ) ) {
+	include_once( dirname( dirname( __FILE__ ) ) . '/abstracts/abstract-wc-log-handler.php' );
+}
+
+/**
+ * Handles log entries by writing to database.
+ *
+ * @class          WC_Log_Handler_DB
+ * @version        1.0.0
+ * @package        WooCommerce/Classes/Log_Handlers
+ * @category       Class
+ * @author         WooThemes
+ */
+class WC_Log_Handler_DB extends WC_Log_Handler {
+
+	/**
+	 * Handle a log entry.
+	 *
+	 * @param int $timestamp Log timestamp.
+	 * @param string $level emergency|alert|critical|error|warning|notice|info|debug
+	 * @param string $message Log message.
+	 * @param array $context {
+	 *     Additional information for log handlers.
+	 *
+	 *     @type string $tag Optional. Tag will be available in log table. Default '';
+	 * }
+	 *
+	 * @return bool Log entry should bubble to further loggers.
+	 */
+	public function handle( $timestamp, $level, $message, $context ) {
+
+		if ( ! $this->should_handle( $level ) ) {
+			return true;
+		}
+
+		if ( isset( $context['tag'] ) && $context['tag'] ) {
+			$tag = $context['tag'];
+		} else {
+			$tag = '';
+		}
+
+		// Bubble if add is NOT successful
+		return ! $this->add( $timestamp, $level, $message, $tag, $context );
+	}
+
+	/**
+	 * Add a log entry to chosen file.
+	 *
+	 * @param int $timestamp Log timestamp.
+	 * @param string $level emergency|alert|critical|error|warning|notice|info|debug
+	 * @param string $message Log message.
+	 * @param string $tag Log tag. Useful for filtering and sorting.
+	 * @param array $context {
+	 *     Context will be serialized and stored in database.
+	 * }
+	 *
+	 * @return bool True if write was successful.
+	 */
+	public function add( $timestamp, $level, $message, $tag, $context ) {
+		global $wpdb;
+
+		$insert = array(
+			'timestamp' => date( 'Y-m-d H:i:s', $timestamp ),
+			'level' => $level,
+			'message' => $message,
+			'tag' => $tag,
+		);
+
+		if ( ! empty( $context ) ) {
+			$insert['context'] = serialize( $context );
+		}
+
+		$result = $wpdb->insert( "{$wpdb->prefix}woocommerce_log", $insert );
+
+		var_dump( $result );
+
+		return false !== $result;
+	}
+
+}