96 lines
2.2 KiB
PHP
96 lines
2.2 KiB
PHP
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<?php defined('SYSPATH') OR die('No direct script access.');
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/**
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* Log writer abstract class. All [Log] writers must extend this class.
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*
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* @package Kohana
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* @category Logging
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* @author Kohana Team
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* @copyright (c) 2008-2012 Kohana Team
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* @license http://kohanaframework.org/license
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*/
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abstract class Kohana_Log_Writer {
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/**
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* @var string timestamp format for log entries.
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*
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* Defaults to Date::$timestamp_format
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*/
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public static $timestamp;
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/**
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* @var string timezone for log entries
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*
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* Defaults to Date::$timezone, which defaults to date_default_timezone_get()
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*/
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public static $timezone;
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/**
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* Numeric log level to string lookup table.
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* @var array
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*/
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protected $_log_levels = array(
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LOG_EMERG => 'EMERGENCY',
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LOG_ALERT => 'ALERT',
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LOG_CRIT => 'CRITICAL',
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LOG_ERR => 'ERROR',
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LOG_WARNING => 'WARNING',
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LOG_NOTICE => 'NOTICE',
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LOG_INFO => 'INFO',
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LOG_DEBUG => 'DEBUG',
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);
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/**
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* @var int Level to use for stack traces
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*/
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public static $strace_level = LOG_DEBUG;
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/**
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* Write an array of messages.
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*
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* $writer->write($messages);
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*
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* @param array $messages
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* @return void
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*/
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abstract public function write(array $messages);
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/**
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* Allows the writer to have a unique key when stored.
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*
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* echo $writer;
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*
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* @return string
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*/
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final public function __toString()
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{
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return spl_object_hash($this);
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}
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/**
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* Formats a log entry.
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*
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* @param array $message
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* @param string $format
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* @return string
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*/
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public function format_message(array $message, $format = "time --- level: body in file:line")
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{
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$message['time'] = Date::formatted_time('@'.$message['time'], Log_Writer::$timestamp, Log_Writer::$timezone, TRUE);
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$message['level'] = $this->_log_levels[$message['level']];
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$string = strtr($format, $message);
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if (isset($message['additional']['exception']))
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{
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// Re-use as much as possible, just resetting the body to the trace
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$message['body'] = $message['additional']['exception']->getTraceAsString();
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$message['level'] = $this->_log_levels[Log_Writer::$strace_level];
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$string .= PHP_EOL.strtr($format, $message);
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}
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return $string;
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}
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} // End Kohana_Log_Writer
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