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<?php
namespace ICanBoogie;
class Logger implements LoggerInterface
{
const MAX_MESSAGES = 50;
use LoggerTrait;
static public function get_logger(Core $app)
{
static $logger;
if (!$logger)
{
$logger = new static($app);
}
return $logger;
}
static private function format_messages(array $messages)
{
$rc = [];
foreach ($messages as $message_and_context)
{
list($message, $context) = $message_and_context;
$message = (string) $message;
if ($context)
{
$message = format($message, $context);
}
$rc[] = $message;
}
return $rc;
}
private $app;
public function __construct(Core $app)
{
$this->app = $app;
}
public function log($level, $message, array $context = [])
{
$messages = &$this->get_stash()[$level];
$messages[] = [ $message, $context ];
$count = count($messages);
$max = self::MAX_MESSAGES;
if ($count + 1 > $max)
{
$messages = array_splice($messages, $count - $max + 1);
array_unshift($messages, [ '*** SLICED', [] ]);
}
}
public function get_messages($level)
{
$messages = &$this->get_stash()[$level];
if (!$messages)
{
return [];
}
return self::format_messages($messages);
}
public function fetch_messages($level)
{
$messages = $this->get_messages($level);
$this->get_stash()[$level] = [];
return $messages;
}
private function &get_stash()
{
$stash = &$this->app->session->icanboogie_logger;
return $stash;
}
}