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<?php
/**
* @package @echo NAME
* @date @echo DATE
* @version @echo VERSION
* @author @echo AUTHOR_AND_EMAIL
* @link @echo URL
* @copyright @echo COPYRIGHT
*/
namespace TwitterFeed;
/**
* Debug class
*
* This class has only one instance (singleton design pattern).
* Used as a database for debugging purposes. Any class can
* send a message to this class, and add that message to the
* list of debug messages.
*/
class Logger
{
private $log;
private static $instance = null;
const ERROR = 'ERROR';
const NOTICE = 'NOTICE';
const WARNING = 'WARNING';
const INFO = 'INFO';
const MAX_LOGS = 100;
/**
* Return an instance of this class
*
* @return TweetsParser The only instance of this class
*/
public static function get_instance()
{
// If the single instance hasn't been set, set it now.
if ( null === self::$instance )
{
self::$instance = new self;
self::$instance->init();
}
return self::$instance;
}
public function init()
{
// Hook to the shutdown action
\add_action('shutdown', array(self::$instance, 'shutdown'));
$this->log = \get_option('twitter_feed_log', array());
}
public function error($message)
{
$this->log(self::ERROR, $message);
}
public function notice($message)
{
$this->log(self::NOTICE, $message);
}
public function warning($message)
{
$this->log(self::WARNING, $message);
}
public function info($message)
{
$this->log(self::INFO, $message);
}
/**
* Append a message to the debug data
*
* @param type $message The message to add to the queue
*/
public function log($type, $message)
{
$callers = debug_backtrace();
$this->log[] = $type.' ['.date("m/d/Y g:i:sa").']: '.$callers[2]['class'].'::'.$callers[2]['function'].'(...): '.$message;
if(count($this->log) > self::MAX_LOGS) {
array_shift($this->log);
}
}
/**
* Get the debug data array
*
* @return array The debug messaged array
*/
public function get_log()
{
return $this->log;
}
public function get_formatted_log()
{
return implode('<br/>', $this->log);
}
/**
* Shutdown function
*
* Called when PHP is about to end execution.
* Handles the updating of the cache data and
* time
*/
public function shutdown()
{
\update_option('twitter_feed_log', $this->log);
}
private function get_system_info()
{
}
}