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<?php
declare(strict_types=1);
namespace Arcanedev\LogViewer\Entities;
use Arcanedev\LogViewer\Helpers\LogParser;
use Carbon\Carbon;
use Illuminate\Contracts\Support\{Arrayable, Jsonable};
use JsonSerializable;
/**
* Class LogEntry
*
* @author ARCANEDEV <arcanedev.maroc@gmail.com>
*/
class LogEntry implements Arrayable, Jsonable, JsonSerializable
{
/* -----------------------------------------------------------------
| Properties
| -----------------------------------------------------------------
*/
/** @var string */
public $env;
/** @var string */
public $level;
/** @var \Carbon\Carbon */
public $datetime;
/** @var string */
public $header;
/** @var string */
public $stack;
/** @var array */
public $context = [];
/* -----------------------------------------------------------------
| Constructor
| -----------------------------------------------------------------
*/
/**
* Construct the log entry instance.
*
* @param string $level
* @param string $header
* @param string|null $stack
*/
public function __construct($level, $header, $stack = null)
{
$this->setLevel($level);
$this->setHeader($header);
$this->setStack($stack);
}
/* -----------------------------------------------------------------
| Getters & Setters
| -----------------------------------------------------------------
*/
/**
* Set the entry level.
*
* @param string $level
*
* @return self
*/
private function setLevel($level)
{
$this->level = $level;
return $this;
}
/**
* Set the entry header.
*
* @param string $header
*
* @return self
*/
private function setHeader($header)
{
$this->setDatetime($this->extractDatetime($header));
$header = $this->cleanHeader($header);
$this->header = trim($header);
return $this;
}
/**
* Set the context.
*
* @param array $context
*
* @return $this
*/
private function setContext(array $context)
{
$this->context = $context;
return $this;
}
/**
* Set entry environment.
*
* @param string $env
*
* @return self
*/
private function setEnv($env)
{
$this->env = head(explode('.', $env));
return $this;
}
/**
* Set the entry date time.
*
* @param string $datetime
*
* @return \Arcanedev\LogViewer\Entities\LogEntry
*/
private function setDatetime($datetime)
{
$this->datetime = Carbon::createFromFormat('Y-m-d H:i:s', $datetime);
return $this;
}
/**
* Set the entry stack.
*
* @param string $stack
*
* @return self
*/
private function setStack($stack)
{
$this->stack = $stack;
return $this;
}
/**
* Get translated level name with icon.
*
* @return string
*/
public function level()
{
return $this->icon()->toHtml().' '.$this->name();
}
/**
* Get translated level name.
*
* @return string
*/
public function name()
{
return log_levels()->get($this->level);
}
/**
* Get level icon.
*
* @return \Illuminate\Support\HtmlString
*/
public function icon()
{
return log_styler()->icon($this->level);
}
/**
* Get the entry stack.
*
* @return string
*/
public function stack()
{
return trim(htmlentities($this->stack));
}
/**
* Get the entry context as json pretty print.
*/
public function context(int $options = JSON_PRETTY_PRINT): string
{
return json_encode($this->context, $options);
}
/* -----------------------------------------------------------------
| Check Methods
| -----------------------------------------------------------------
*/
/**
* Check if same log level.
*
* @param string $level
*
* @return bool
*/
public function isSameLevel($level)
{
return $this->level === $level;
}
/* -----------------------------------------------------------------
| Convert Methods
| -----------------------------------------------------------------
*/
/**
* Get the log entry as an array.
*
* @return array
*/
public function toArray()
{
return [
'level' => $this->level,
'datetime' => $this->datetime->format('Y-m-d H:i:s'),
'header' => $this->header,
'stack' => $this->stack
];
}
/**
* Convert the log entry to its JSON representation.
*
* @param int $options
*
* @return string
*/
public function toJson($options = 0)
{
return json_encode($this->toArray(), $options);
}
/**
* Serialize the log entry object to json data.
*/
public function jsonSerialize(): array
{
return $this->toArray();
}
/* -----------------------------------------------------------------
| Check Methods
| -----------------------------------------------------------------
*/
/**
* Check if the entry has a stack.
*
* @return bool
*/
public function hasStack()
{
return $this->stack !== "\n";
}
/**
* Check if the entry has a context.
*
* @return bool
*/
public function hasContext()
{
return ! empty($this->context);
}
/* -----------------------------------------------------------------
| Other Methods
| -----------------------------------------------------------------
*/
/**
* Clean the entry header.
*
* @param string $header
*
* @return string
*/
private function cleanHeader($header)
{
// REMOVE THE DATE
$header = preg_replace('/\['.LogParser::REGEX_DATETIME_PATTERN.'\][ ]/', '', $header);
// EXTRACT ENV
if (preg_match('/^[a-z]+.[A-Z]+:/', $header, $out)) {
$this->setEnv($out[0]);
$header = trim(str_replace($out[0], '', $header));
}
// EXTRACT CONTEXT (Regex from https://stackoverflow.com/a/21995025)
preg_match_all('/{(?:[^{}]|(?R))*}/x', $header, $out);
if (isset($out[0][0]) && ! is_null($context = json_decode($out[0][0], true))) {
$header = str_replace($out[0][0], '', $header);
$this->setContext($context);
}
return $header;
}
/**
* Extract datetime from the header.
*
* @param string $header
*
* @return string
*/
private function extractDatetime($header)
{
return preg_replace('/^\[('.LogParser::REGEX_DATETIME_PATTERN.')\].*/', '$1', $header);
}
}