File.php

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<?php

namespace Rsi\Fred\Log\Handler;

class File extends \Rsi\Fred\Log\Handler{

  public $format = null;
  public $dateTimeFormat = 'Y-m-d H:i:s';
  public $separator = "\n*****\n\n";
  public $maxSize = 102400;

  protected $_filename = null;
  protected $_lastInsertTime = null;

  protected function format($prio,$context){
    $result = $this->separator;
    foreach($context as $key => $value) if(strlen($result .= $key . ': ' . print_r($value,true) . "\n") > $this->maxSize){
      $result .= "...\n";
      break;
    }
    return $result;
  }

  public function add($prio,$message,$context){
    if($this->filename) try{
      $context = [
        '*date/time' => $this->_lastInsertTime = date($this->dateTimeFormat),
        '*message' => $message,
        '*prio' => $prio
      ] + $context;
      if(!\Rsi::commandLine()){
        if($user_agent = $this->_log->component('client')->userAgent) $context = ['*user agent' => $user_agent] + $context;
        $context = [
          '*request' => $_SERVER['REQUEST_METHOD'] . ' ' . $_SERVER['REQUEST_URI'] . ' ' . $_SERVER['SERVER_PROTOCOL'],
          '*remote addr' => $_SERVER['REMOTE_ADDR'],
          '*started' => date($this->dateTimeFormat,$this->_log->fred->startTime)
        ] + $context;
      }
      \Rsi\File::mkdir(\Rsi\File::dirname($this->filename));
      \Rsi\File::write($this->filename,$this->format($prio,$context),0666,true);
    }
    catch(\Exception $e){
      if($this->_log->fred->debug) throw $e;
    }
  }
  /**
   * Delete the file for the next period (when rotating logs).
   */
  public function deleteNext(){
    if($this->format){
      $time = time();
      foreach([60,3600,86400] as $delta) if(($next = \Rsi\Str::replaceDate($this->format,$time + $delta)) != $this->filename){
        \Rsi\File::unlink($next);
        break;
      }
    }
  }

  protected function getFilename(){
    if($this->_filename === null){
      $this->_filename = $this->_config['filename'] ?? null;
      if(!$this->_filename) $this->_filename = \Rsi\Str::replaceDate($this->format);
    }
    return $this->_filename;
  }

}