Developer
<?php
namespace Barryvdh\Debugbar\DataCollector;
use DebugBar\DataCollector\MessagesCollector;
use Psr\Log\LogLevel;
use ReflectionClass;
class LogsCollector extends MessagesCollector
{
protected $lines = 124;
public function __construct($path = null, $name = 'logs')
{
parent::__construct($name);
$path = $path ?: $this->getLogsFile();
$this->getStorageLogs($path);
}
/**
* Get the path to the logs file
*
* @return string
*/
public function getLogsFile()
{
return storage_path() . '/logs/laravel.log';
}
/**
* get logs apache in app/storage/logs
* only 24 last of current day
*
* @param string $path
*
* @return array
*/
public function getStorageLogs($path)
{
if (!file_exists($path)) {
return;
}
//Load the latest lines, guessing about 15x the number of log entries (for stack traces etc)
$file = implode("", $this->tailFile($path, $this->lines));
foreach ($this->getLogs($file) as $log) {
$this->addMessage($log['header'] . $log['stack'], $log['level'], false);
}
}
/**
* By Ain Tohvri (ain)
* http://tekkie.flashbit.net/php/tail-functionality-in-php
* @param string $file
* @param int $lines
* @return array
*/
protected function tailFile($file, $lines)
{
$handle = fopen($file, "r");
$linecounter = $lines;
$pos = -2;
$beginning = false;
$text = [];
while ($linecounter > 0) {
$t = " ";
while ($t != "\n") {
if (fseek($handle, $pos, SEEK_END) == -1) {
$beginning = true;
break;
}
$t = fgetc($handle);
$pos--;
}
$linecounter--;
if ($beginning) {
rewind($handle);
}
$text[$lines - $linecounter - 1] = fgets($handle);
if ($beginning) {
break;
}
}
fclose($handle);
return array_reverse($text);
}
/**
* Search a string for log entries
* Based on https://github.com/mikemand/logviewer/blob/master/src/Kmd/Logviewer/Logviewer.php by mikemand
*
* @param $file
* @return array
*/
public function getLogs($file)
{
$pattern = "/\[\d{4}-\d{2}-\d{2} \d{2}:\d{2}:\d{2}\].*/";
$log_levels = $this->getLevels();
// There has GOT to be a better way of doing this...
preg_match_all($pattern, $file, $headings);
$log_data = preg_split($pattern, $file);
$log = [];
foreach ($headings as $h) {
for ($i = 0, $j = count($h); $i < $j; $i++) {
foreach ($log_levels as $ll) {
if (strpos(strtolower($h[$i]), strtolower('.' . $ll))) {
$log[] = ['level' => $ll, 'header' => $h[$i], 'stack' => $log_data[$i]];
}
}
}
}
$log = array_reverse($log);
return $log;
}
/**
* Get the log levels from psr/log.
* Based on https://github.com/mikemand/logviewer/blob/master/src/Kmd/Logviewer/Logviewer.php by mikemand
*
* @access public
* @return array
*/
public function getLevels()
{
$class = new ReflectionClass(new LogLevel());
return $class->getConstants();
}
}
Developer
To ensure a smooth integration process and optimal performance, follow these best practices: