<?php
namespace Spider\Lib;
use Dever;

class Log
{
	private $time = 0;
	private $file;
	private $content = array();

	public function __construct($key)
	{
		$key = date('Y-m-d') . '_' . $key;
		$this->file = Dever::path(Dever::data() . 'logs/', 'spider/' . $key);
	}

	public function get()
	{
		$content = file_get_contents($this->file);
		return $content;
	}

	public function add($string)
	{
		$time = Dever::msectime();
		if ($this->time == 0) {
			$hs = 0;
			$this->time = $time;
		} else {
			$hs = $time - $this->time;
		}
		$time = date('Y-m-d H:i:s');
		$content = array
		(
			'时间：' . $time,
			'耗时：' . $hs . 'MS',
			'内容：' . str_replace("\n", '<--', $string),
		);
		$this->content[] = implode(' ', $content);
	}

	public function out()
	{
		print_r(Dever::table($this->content));
	}

	public function save()
	{
		$content = implode("\r\n", $this->content);
		file_put_contents($this->file, $content, FILE_APPEND);
	}
}