PHP - Contador visitas

<?php

 ?>

 <meta http-equiv=”Content-Type” content=”text/html; charset=UTF-8″ />

<?php

/*

Text Counter by http://www.free-php-counter.com

You are allowed to remove advertising after you purchased a licence

*/

// settings

// ip-protection in seconds

$counter_expire = 600;

$counter_filename = "counter.txt";

// ignore agent list

$counter_ignore_agents = array('bot', 'bot1', 'bot3');

// ignore ip list

$counter_ignore_ips = array('127.0.0.2', '127.0.0.3');

// get basic information

$counter_agent = $_SERVER['HTTP_USER_AGENT'];

$counter_ip = $_SERVER['REMOTE_ADDR'];

$counter_time = time();

if (file_exists($counter_filename))

{

   // check ignore lists

   $ignore = false;

   $length = sizeof($counter_ignore_agents);

   for ($i = 0; $i < $length; $i++)

   {

	  if (substr_count($counter_agent, strtolower($counter_ignore_agents[$i])))

	  {

	     $ignore = true;

		 break;

	  }

   }

   $length = sizeof($counter_ignore_ips);

   for ($i = 0; $i < $length; $i++)

   {

	  if ($counter_ip == $counter_ignore_ips[$i])

	  {

	     $ignore = true;

		 break;

	  }

   }

   // get current counter state

   $c_file = array();

   $fp = fopen($counter_filename, "r");

   if ($fp)

   {

      //flock($fp, LOCK_EX);

	  $canWrite = false;

      while (!$canWrite)

	     $canWrite = flock($fp, LOCK_EX);

	  while (!feof($fp))

      {

         $line = trim(fgets($fp, 1024));

		 if ($line != "")

		    $c_file[] = $line;

      }

      flock($fp, LOCK_UN);

	  fclose ($fp);

   }

   else

   {

      $ignore = true;

   }

   // check for ip lock

   if ($ignore == false)

   {

      $continue_block = array();

      for ($i = 1; $i < sizeof($c_file); $i++)

      {

         $tmp = explode("||", $c_file[$i]);

		 if (sizeof($tmp) == 2)

		 {

		    list($counter_ip_file, $counter_time_file) = $tmp;

	        $counter_time_file = trim($counter_time_file);

	        if ($counter_ip == $counter_ip_file && $counter_time-$counter_expire < $counter_time_file)

	        {

	           // do not count this user but keep ip

		       $ignore = true;

			   $continue_block[] = $counter_ip . "||" . $counter_time;

	        }

		    else if ($counter_time-$counter_expire < $counter_time_file)

	        {

	           $continue_block[] = $counter_ip_file . "||" . $counter_time_file;

		    }

		 }

	  }

   }

   // count now

   if ($ignore == false)

   {

      // increase counter

	  if (isset($c_file[0]))

	     $tmp = explode("||", $c_file[0]);

	  else

	     $tmp = array();

	  if (sizeof($tmp) == 8)

	  {

	     // prevent errors

		 list($day_arr, $yesterday_arr, $week_arr, $month_arr, $year_arr, $all, $record, $record_time) = $tmp;

         $day_data = explode(":", $day_arr);

	     $yesterday_data = explode(":", $yesterday_arr);

         // yesterday

	     $yesterday = $yesterday_data[1];

	     if ($day_data[0] == (date("z")-1))

	     {

	        $yesterday = $day_data[1];

	     }

	     else

	     {

	        if ($yesterday_data[0] != (date("z")-1))

		    {

		       $yesterday = 0;

		    }

	     }

	     // day

	     $day = $day_data[1];

	     if ($day_data[0] == date("z")) $day++; else $day = 1;

	     // week

	     $week_data = explode(":", $week_arr);

	     $week = $week_data[1];

	     if ($week_data[0] == date("W")) $week++; else $week = 1;

	     // month

	     $month_data = explode(":", $month_arr);

	     $month = $month_data[1];

	     if ($month_data[0] == date("n")) $month++; else $month = 1;

	     // year

	     $year_data = explode(":", $year_arr);

	     $year = $year_data[1];

	     if ($year_data[0] == date("Y")) $year++; else $year = 1;

	     // all

	     $all++;

	     // neuer record?

	     $record_time = trim($record_time);

	     if ($day > $record)

	     {

	        $record = $day;

		    $record_time = $counter_time;

         }

	     // speichern und aufräumen und anzahl der online leute bestimmten

	     $online = 1;

	     // write counter data (avoid resetting)

	     if ($all > 1)

	     {

	        $fp = fopen($counter_filename,"w+");

		    if ($fp)

            {

		       //flock($fp, LOCK_EX);

		   	   $canWrite = false;

               while (!$canWrite)

			      $canWrite = flock($fp, LOCK_EX);

			   $add_line1 = date("z") . ":" . $day . "||" . (date("z")-1) . ":" . $yesterday . "||" . date("W") . ":" . $week . "||" . date("n") . ":" . $month . "||" . date("Y") . ":" . $year . "||" . $all . "||" . $record . "||" . $record_time . "\n";

		       fwrite($fp, $add_line1);

		       $length = sizeof($continue_block);

			   for ($i = 0; $i < $length; $i++)

               {

                  fwrite($fp, $continue_block[$i] . "\n");

			      $online++;

	           }

			   fwrite($fp, $counter_ip . "||" . $counter_time . "\n");

		       flock($fp, LOCK_UN);

		       fclose($fp);

	        }

         }

	     else

	     {

		    $online = 1;

	     }

	  }

	  else

	  {

		 // show data when error  (of course these values are wrong, but it prevents error messages and prevent a counter reset)

		 // get counter values

         $yesterday = 0;

         $day = $week = $month = $year = $all = $record = 1;

         $record_time = $counter_time;

         $online = 1;

	  }

   }

   else

   {

      // get data for reading only

	  if (sizeof($c_file) > 0)

	     list($day_arr, $yesterday_arr, $week_arr, $month_arr, $year_arr, $all, $record, $record_time) = explode("||", $c_file[0]);

	  else

		 list($day_arr, $yesterday_arr, $week_arr, $month_arr, $year_arr, $all, $record, $record_time) = explode("||", date("z") . ":1||" . (date("z")-1) . ":0||" . date("W") . ":1||" . date("n") . ":1||" . date("Y") . ":1||1||1||" . $counter_time);

	  // day

	  $day_data = explode(":", $day_arr);

      $day = $day_data[1];

	  // yesterday

	  $yesterday_data = explode(":", $yesterday_arr);

      $yesterday = $yesterday_data[1];

	  // week

	  $week_data = explode(":", $week_arr);

	  $week = $week_data[1];

	  // month

	  $month_data = explode(":", $month_arr);

	  $month = $month_data[1];

	  // year

	  $year_data = explode(":", $year_arr);

	  $year = $year_data[1];

	  $record_time = trim($record_time);

	  $online = sizeof($c_file) - 1;

	  if ($online <= 0)

	     $online = 1;

   }

}

else

{

   // create counter file

   $add_line = date("z") . ":1||" . (date("z")-1) . ":0||" . date("W") . ":1||" . date("n") . ":1||" . date("Y") . ":1||1||1||" . $counter_time . "\n" . $counter_ip . "||" . $counter_time . "\n";

   // write counter data

   $fp = fopen($counter_filename,"w+");

   if ($fp)

   {

      //flock($fp, LOCK_EX);

	  $canWrite = false;

      while (!$canWrite)

	     $canWrite = flock($fp, LOCK_EX);

      fwrite($fp, $add_line);

	  flock($fp, LOCK_UN);

      fclose($fp);

   }

   // get counter values

   $yesterday = 0;

   $day = $week = $month = $year = $all = $record = 1;

   $record_time = $counter_time;

   $online = 1;

}

?>

<div style="width:150px;">

   <div style="border:1px solid #000000;padding:2px;width:72%;font-size:80%;font-weight:bold;" align="center">

     Estadísticas

   </div>

   <div style="border:1px solid #000000;padding:2px;width:72%;font-size:80%;text-align: left">

      &raquo; <?php echo $online; ?> En l&iacute;nea<br />

      &raquo; <?php echo $day; ?> Hoy<br />

      &raquo; <?php echo $yesterday; ?> Ayer<br />

      &raquo; <?php echo $week; ?> Esta semana<br />

      &raquo; <?php echo $month; ?> Este mes<br />

      &raquo; <?php echo $year; ?> Este a&ntilde;o<br />

      &raquo; <?php echo $all; ?> Total

   </div>

   <div style="border:1px solid #000000;padding:2px;width:72%;font-size:80%;"align="center">

      Record: <?php echo $record; ?> (<?php echo date("d.m.Y", $record_time) ?>)

      <div style="font-size:75%;" align="center"><a href="http://es.free-php-counter.com" target="_blank">Contador PHP gratuito</a></div>

   </div>

</div>