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<?php |
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namespace Recca0120\Terminal\Console\Commands; |
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use Illuminate\Console\Command; |
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use Illuminate\Support\Collection; |
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use Illuminate\Filesystem\Filesystem; |
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use Symfony\Component\Console\Input\InputOption; |
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use Symfony\Component\Console\Input\InputArgument; |
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class Tail extends Command |
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{ |
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/** |
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* The console command name. |
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* |
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* @var string |
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*/ |
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protected $name = 'tail'; |
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/** |
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* The console command description. |
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* |
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* @var string |
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*/ |
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protected $description = 'tail command'; |
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/** |
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* $files. |
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* |
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* @var \Illuminate\Filesystem\Filesystem |
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*/ |
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protected $files; |
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/** |
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* __construct. |
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* |
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* @param \Illuminate\Filesystem\Filesystem $files |
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*/ |
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public function __construct(Filesystem $files) |
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{ |
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parent::__construct(); |
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$this->files = $files; |
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} |
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/** |
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* Handle the command. |
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* |
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* @throws \InvalidArgumentException |
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*/ |
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public function handle() |
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{ |
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$path = $this->argument('path'); |
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$lines = (int) $this->option('lines'); |
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1 |
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if (empty($path) === false) { |
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$root = function_exists('base_path') === true ? base_path() : getcwd(); |
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$file = rtrim($root, '/').'/'.$path; |
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} else { |
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$path = function_exists('storage_path') === true ? storage_path() : getcwd(); |
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$path = rtrim($path, '/').'/'; |
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$file = (new Collection($this->files->glob($path.'logs/*.log'))) |
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->map(function ($file) { |
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return is_file($file) === true ? $file : false; |
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})->sortByDesc(function ($file) { |
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return filectime($file); |
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})->first(); |
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} |
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2 |
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$this->readLine($file, $lines); |
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} |
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/** |
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* readLine. |
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* |
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* @param string $file |
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* @param int $lines |
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* @return string |
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*/ |
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protected function readLine($file, $lines = 50) |
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{ |
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if (is_file($file) === false) { |
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$this->error('tail: cannot open ‘'.$file.'’ for reading: No such file or directory'); |
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return; |
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} |
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$fp = fopen($file, 'r'); |
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$i = 1; |
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$result = []; |
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while (! feof($fp)) { |
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if ($i > $lines) { |
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break; |
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} |
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$content = fgets($fp); |
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$result[] = $content; |
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++$i; |
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} |
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fclose($fp); |
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$this->line(implode('', $result)); |
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} |
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/** |
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* Get the console command arguments. |
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* |
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* @return array |
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*/ |
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protected function getArguments() |
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{ |
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return [ |
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['path', InputArgument::OPTIONAL, 'path'], |
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]; |
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} |
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/** |
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* Get the console command options. |
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* |
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* @return array |
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*/ |
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protected function getOptions() |
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{ |
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return [ |
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['lines', null, InputOption::VALUE_OPTIONAL, 'output the last K lines, instead of the last 50', 50], |
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]; |
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} |
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} |
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recca0120 /
laravel-terminal
