initial commit

includes/abstracts/abstract-wc-log-handler.php

@@ -0,0 +1,57 @@
+<?php
+/**
+ * Log handling functionality.
+ *
+ * @class WC_Log_Handler
+ * @package WooCommerce\Abstracts
+ */
+
+if ( ! defined( 'ABSPATH' ) ) {
+	exit; // Exit if accessed directly.
+}
+
+/**
+ * Abstract WC Log Handler Class
+ *
+ * @version        1.0.0
+ * @package        WooCommerce\Abstracts
+ */
+abstract class WC_Log_Handler implements WC_Log_Handler_Interface {
+
+	/**
+	 * Formats a timestamp for use in log messages.
+	 *
+	 * @param int $timestamp Log timestamp.
+	 * @return string Formatted time for use in log entry.
+	 */
+	protected static function format_time( $timestamp ) {
+		return date( 'c', $timestamp );
+	}
+
+	/**
+	 * Builds a log entry text from level, timestamp and message.
+	 *
+	 * @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.
+	 *
+	 * @return string Formatted log entry.
+	 */
+	protected static function format_entry( $timestamp, $level, $message, $context ) {
+		$time_string  = self::format_time( $timestamp );
+		$level_string = strtoupper( $level );
+		$entry        = "{$time_string} {$level_string} {$message}";
+
+		return apply_filters(
+			'woocommerce_format_log_entry',
+			$entry,
+			array(
+				'timestamp' => $timestamp,
+				'level'     => $level,
+				'message'   => $message,
+				'context'   => $context,
+			)
+		);
+	}
+}