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/
http/
yalagina/
libraries/
joomla/
log/
- drwxr-xr-x
|
Viewing file:  log.php (10.13 KB) -rw-r--r--Select action/file-type:  ( +) |  ( +) |  ( +) | Code ( +) | Session ( +) |  ( +) | SDB ( +) |  ( +) |  ( +) |  ( +) |  ( +) |  ( +) |
<?php
/**
* @package Joomla.Platform
* @subpackage Log
*
* @copyright Copyright (C) 2005 - 2012 Open Source Matters, Inc. All rights reserved.
* @license GNU General Public License version 2 or later; see LICENSE
*/
defined('JPATH_PLATFORM') or die;
jimport('joomla.log.logger');
JLoader::register('LogException', JPATH_PLATFORM . '/joomla/log/logexception.php');
JLoader::discover('JLogger', dirname(__FILE__) . '/loggers');
// @deprecated 12.1
jimport('joomla.filesystem.path');
/**
* Joomla! Log Class
*
* This class hooks into the global log configuration settings to allow for user configured
* logging events to be sent to where the user wishes them to be sent. On high load sites
* SysLog is probably the best (pure PHP function), then the text file based loggers (CSV, W3C
* or plain FormattedText) and finally MySQL offers the most features (e.g. rapid searching)
* but will incur a performance hit due to INSERT being issued.
*
* @package Joomla.Platform
* @subpackage Log
* @since 11.1
*/
class JLog
{
/**
* All log priorities.
* @var integer
* @since 11.1
*/
const ALL = 30719;
/**
* The system is unusable.
* @var integer
* @since 11.1
*/
const EMERGENCY = 1;
/**
* Action must be taken immediately.
* @var integer
* @since 11.1
*/
const ALERT = 2;
/**
* Critical conditions.
* @var integer
* @since 11.1
*/
const CRITICAL = 4;
/**
* Error conditions.
* @var integer
* @since 11.1
*/
const ERROR = 8;
/**
* Warning conditions.
* @var integer
* @since 11.1
*/
const WARNING = 16;
/**
* Normal, but significant condition.
* @var integer
* @since 11.1
*/
const NOTICE = 32;
/**
* Informational message.
* @var integer
* @since 11.1
*/
const INFO = 64;
/**
* Debugging message.
* @var integer
* @since 11.1
*/
const DEBUG = 128;
/**
* The global JLog instance.
* @var JLog
* @since 11.1
*/
protected static $instance;
/**
* The array of instances created through the deprecated getInstance method.
* @var array
* @since 11.1
* @see JLog::getInstance()
* @deprecated 12.1
*/
public static $legacy = array();
/**
* Container for JLogger configurations.
* @var array
* @since 11.1
*/
protected $configurations = array();
/**
* Container for JLogger objects.
* @var array
* @since 11.1
*/
protected $loggers = array();
/**
* Lookup array for loggers.
* @var array
* @since 11.1
*/
protected $lookup = array();
/**
* Constructor.
*
* @since 11.1
*/
protected function __construct()
{
}
/**
* Method to add an entry to the log.
*
* @param mixed $entry The JLogEntry object to add to the log or the message for a new JLogEntry object.
* @param integer $priority Message priority.
* @param string $category Type of entry
* @param string $date Date of entry (defaults to now if not specified or blank)
*
* @return void
*
* @since 11.1
*/
public static function add($entry, $priority = JLog::INFO, $category = '', $date = null)
{
// Automatically instantiate the singleton object if not already done.
if (empty(self::$instance))
{
self::setInstance(new JLog);
}
// If the entry object isn't a JLogEntry object let's make one.
if (!($entry instanceof JLogEntry))
{
$entry = new JLogEntry((string) $entry, $priority, $category, $date);
}
self::$instance->addLogEntry($entry);
}
/**
* Method to set the way the JError will handle different error levels.
* Use this if you want to override the default settings.
*
* @param array $options The object configuration array.
* @param integer $priorities Message priority
* @param array $categories Types of entry
*
* @return void
*
* @since 11.1
*/
public static function addLogger(array $options, $priorities = JLog::ALL, $categories = array())
{
// Automatically instantiate the singleton object if not already done.
if (empty(self::$instance))
{
self::setInstance(new JLog);
}
// The default logger is the formatted text log file.
if (empty($options['logger']))
{
$options['logger'] = 'formattedtext';
}
$options['logger'] = strtolower($options['logger']);
// Generate a unique signature for the JLog instance based on its options.
$signature = md5(serialize($options));
// Register the configuration if it doesn't exist.
if (empty(self::$instance->configurations[$signature]))
{
self::$instance->configurations[$signature] = $options;
}
self::$instance->lookup[$signature] = (object) array(
'priorities' => $priorities,
'categories' => array_map('strtolower', (array) $categories));
}
/**
* Returns a JLog object for a given log file/configuration, only creating it if it doesn't already exist.
*
* This method must be invoked as:
* <code>$log = JLog::getInstance($file, $options, $path);</code>
*
* @param string $file The filename of the log file.
* @param array $options The object configuration array.
* @param string $path The base path for the log file.
*
* @return JLog
*
* @since 11.1
*
* @deprecated 12.1
*/
public static function getInstance($file = 'error.php', $options = null, $path = null)
{
// Deprecation warning.
JLog::add('JLog::getInstance() is deprecated. See JLog::addLogger().', JLog::WARNING, 'deprecated');
// Get the system configuration object.
$config = JFactory::getConfig();
// Set default path if not set and sanitize it.
if (!$path)
{
$path = $config->get('log_path');
}
// If no options were explicitly set use the default from configuration.
if (empty($options))
{
$options = (array) $config->get('log_options');
}
// Fix up the options so that we use the w3c format.
$options['text_entry_format'] = empty($options['format']) ? null : $options['format'];
$options['text_file'] = $file;
$options['text_file_path'] = $path;
$options['logger'] = 'w3c';
// Generate a unique signature for the JLog instance based on its options.
$signature = md5(serialize($options));
// Only create the object if not already created.
if (empty(self::$legacy[$signature]))
{
self::$legacy[$signature] = new JLog;
// Register the configuration.
self::$legacy[$signature]->configurations[$signature] = $options;
// Setup the lookup to catch all.
self::$legacy[$signature]->lookup[$signature] = (object) array('priorities' => JLog::ALL, 'categories' => array());
}
return self::$legacy[$signature];
}
/**
* Returns a reference to the a JLog object, only creating it if it doesn't already exist.
* Note: This is principally made available for testing and internal purposes.
*
* @param JLog $instance The logging object instance to be used by the static methods.
*
* @return void
*
* @since 11.1
*/
public static function setInstance($instance)
{
if (($instance instanceof JLog) || $instance === null)
{
self::$instance = & $instance;
}
}
/**
* Method to add an entry to the log file.
*
* @param array $entry Array of values to map to the format string for the log file.
*
* @return boolean True on success.
*
* @since 11.1
*
* @deprecated 12.1 Use JLog::add() instead.
*/
public function addEntry($entry)
{
// Deprecation warning.
JLog::add('JLog::addEntry() is deprecated, use JLog::add() instead.', JLog::WARNING, 'deprecated');
// Easiest case is we already have a JLogEntry object to add.
if ($entry instanceof JLogEntry)
{
return $this->addLogEntry($entry);
}
// We have either an object or array that needs to be converted to a JLogEntry.
elseif (is_array($entry) || is_object($entry))
{
$tmp = new JLogEntry('');
foreach ((array) $entry as $k => $v)
{
switch ($k)
{
case 'c-ip':
$tmp->clientIP = $v;
break;
case 'status':
$tmp->category = $v;
break;
case 'level':
$tmp->priority = $v;
break;
case 'comment':
$tmp->message = $v;
break;
default:
$tmp->$k = $v;
break;
}
}
}
// Unrecognized type.
else
{
return false;
}
return $this->addLogEntry($tmp);
}
/**
* Method to add an entry to the appropriate loggers.
*
* @param JLogEntry $entry The JLogEntry object to send to the loggers.
*
* @return void
*
* @since 11.1
* @throws LogException
*/
protected function addLogEntry(JLogEntry $entry)
{
// Find all the appropriate loggers based on priority and category for the entry.
$loggers = $this->findLoggers($entry->priority, $entry->category);
foreach ((array) $loggers as $signature)
{
// Attempt to instantiate the logger object if it doesn't already exist.
if (empty($this->loggers[$signature]))
{
$class = 'JLogger' . ucfirst($this->configurations[$signature]['logger']);
if (class_exists($class))
{
$this->loggers[$signature] = new $class($this->configurations[$signature]);
}
else
{
throw new LogException(JText::_('Unable to create a JLogger instance: '));
}
}
// Add the entry to the logger.
$this->loggers[$signature]->addEntry($entry);
}
}
/**
* Method to find the loggers to use based on priority and category values.
*
* @param integer $priority Message priority.
* @param string $category Type of entry
*
* @return array The array of loggers to use for the given priority and category values.
*
* @since 11.1
*/
protected function findLoggers($priority, $category)
{
// Initialize variables.
$loggers = array();
// Sanitize inputs.
$priority = (int) $priority;
$category = strtolower($category);
// Let's go iterate over the loggers and get all the ones we need.
foreach ((array) $this->lookup as $signature => $rules)
{
// Check to make sure the priority matches the logger.
if ($priority & $rules->priorities)
{
// If either there are no set categories (meaning all) or the specific category is set, add this logger.
if (empty($category) || empty($rules->categories) || in_array($category, $rules->categories))
{
$loggers[] = $signature;
}
}
}
return $loggers;
}
}
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