initial commit

hamrokhaanpaan/wp-content/__plugins/wp-optimize/includes/class-updraft-file-logger.php

@@ -0,0 +1,176 @@
+<?php
+
+if (!defined('ABSPATH')) die('No direct access allowed');
+
+if (class_exists('Updraft_File_Logger')) return;
+
+/**
+ * Class Updraft_File_Logger
+ */
+class Updraft_File_Logger extends Updraft_Abstract_Logger {
+
+	/**
+	 * Path to the log file
+	 *
+	 * @var String
+	 */
+	private $logfile;
+
+	/**
+	 * Updraft_File_Logger constructor
+	 */
+	public function __construct($logfile) {
+		$this->logfile = $logfile;
+	}
+
+	/**
+	 * Returns logger description
+	 *
+	 * @return string|void
+	 */
+	public function get_description() {
+		return __('Log events into a log file', 'wp-optimize');
+	}
+
+	/**
+	 * Emergency message
+	 *
+	 * @param  string $message
+	 * @param  array  $context
+	 * @return null|void
+	 */
+	public function emergency($message, array $context = array()) {
+		$this->log($message, Updraft_Log_Levels::EMERGENCY, $context);
+	}
+
+	/**
+	 * Alert message
+	 *
+	 * @param  string $message
+	 * @param  array  $context
+	 * @return null|void
+	 */
+	public function alert($message, array $context = array()) {
+		$this->log($message, Updraft_Log_Levels::ALERT, $context);
+	}
+
+	/**
+	 * Critical message
+	 *
+	 * @param  string $message
+	 * @param  array  $context
+	 * @return null|void
+	 */
+	public function critical($message, array $context = array()) {
+		$this->log($message, Updraft_Log_Levels::CRITICAL, $context);
+	}
+
+	/**
+	 * Error message
+	 *
+	 * @param  string $message
+	 * @param  array  $context
+	 * @return null|void
+	 */
+	public function error($message, array $context = array()) {
+		$this->log($message, Updraft_Log_Levels::ERROR, $context);
+	}
+
+	/**
+	 * Warning message
+	 *
+	 * @param  string $message
+	 * @param  array  $context
+	 * @return null|void
+	 */
+	public function warning($message, array $context = array()) {
+		$this->log($message, Updraft_Log_Levels::WARNING, $context);
+	}
+
+	/**
+	 * Notice message
+	 *
+	 * @param  string $message
+	 * @param  array  $context
+	 * @return null|void
+	 */
+	public function notice($message, array $context = array()) {
+		$this->log($message, Updraft_Log_Levels::NOTICE, $context);
+	}
+
+	/**
+	 * Info message
+	 *
+	 * @param  string $message
+	 * @param  array  $context
+	 * @return null|void
+	 */
+	public function info($message, array $context = array()) {
+		$this->log($message, Updraft_Log_Levels::INFO, $context);
+	}
+
+	/**
+	 * Debug message
+	 *
+	 * @param  string $message
+	 * @param  array  $context
+	 * @return null|void
+	 */
+	public function debug($message, array $context = array()) {
+		$this->log($message, Updraft_Log_Levels::DEBUG, $context);
+	}
+
+	/**
+	 * Log message with any level
+	 *
+	 * @param  string $message
+	 * @param  mixed  $level
+	 * @param  array  $context
+	 * @return null|void
+	 */
+	public function log($message, $level, array $context = array()) {
+
+		if (!$this->is_enabled()) return false;
+		
+		$message = sprintf("[%s : %s] - %s \n", date("Y-m-d H:i:s"), Updraft_Log_Levels::to_text($level), $this->interpolate($message, $context));
+		
+		if (false == file_put_contents($this->logfile, $message, FILE_APPEND)) {
+			error_log($message);
+		}
+	}
+
+	/**
+	 * Delete logs older than specified date
+	 *
+	 * @param  string $how_old
+	 * @return boolean Success or failure
+	 */
+	public function prune_logs($how_old = "5 days ago") {
+
+		if (strtotime($how_old)) {
+			$how_old = "5 days ago";
+		}
+
+		// phpcs:disable
+
+		// We ignore a few lines here to avoid warnings on file operations
+		// WP.VIP does not like us writing directly to the filesystem
+		$logfile_handle = fopen($this->logfile, "r");
+		$temp_file = fopen(preg_replace("/\.log$/", "-temp.log", $this->logfile), "a");
+
+		// Stream is the preferred way because of potentially large file sizes
+		while ($line = stream_get_line($logfile_handle, 1024 * 1024, "\n")) {
+			$entry_time = strtotime(strstr($line, " : ", true));
+
+			if ($entry_time > $how_old) {
+				fwrite($temp_file, $line."\n");
+			}
+		}
+
+		fclose($logfile_handle);
+		fclose($temp_file);
+
+		return rename(preg_replace("/\.log$/", "-temp.log", $this->logfile), $this->logfile);
+		// phpcs:enable
+	}
+}