Просмотр файла maps.php

<?php

    if(empty($_GET['x'])) { $x = 0; } else { $x = floatval($_GET['x']); }
	if(empty($_GET['y'])) { $y = 0; } else { $y = floatval($_GET['y']); }
	if(empty($_GET['z']) or intval($_GET['z'])>17 or intval($_GET['z'])<0) { $z = 0; } else { $z = intval($_GET['z']); }
	
	switch ($z)
	{
	 case 0:
	 $direct = 0;
	 break; 
	 case 1:
	 $direct = 15;
	 break;
	 case 2:
	 $direct = 10;
	 break;	 
	 case 3:
	 $direct = 7;
	 break;	 
	 case 4:
	 $direct = 4;
	 break;	 
	 case 5:
	 $direct = 2;
	 break;	 
	 case 6:
	 $direct = 1;
	 break;	 
	 case 7:
	 $direct = 0.7;
	 break;	 
	 case 8:
	 $direct = 0.2;
	 break; 
     case 9:
	 $direct = 0.1;
	 break; 
	 case 10:
	 $direct = 0.05;
	 break; 
	 case 11:
	 $direct = 0.01;
	 break; 
	 case 12:
	 $direct = 0.009;
	 break; 
	 case 13:
	 $direct = 0.003;
	 break; 
	 case 14:
	 $direct = 0.002;
	 break;	 
	 case 15:
	 $direct = 0.001;
	 break; 
	 case 16:
	 $direct = 0.0007;
	 break; 
	 case 17:
	 $direct = 0.0003;
	 break;
	}
	
	echo '<img style="border: 1px solid gray;" src="http://maps.googleapis.com/maps/api/staticmap?center='.$y.','.$x.'&zoom='.$z.'&maptype=hybrid&size=140x140&sensor=false" width="150px" height="150px" />';
	
	echo '<hr/>
	<a href="maps.php?x='.($x-$direct).'&y='.$y.'&z='.$z.'"> < </a> |
	<a href="maps.php?x='.($x+$direct).'&y='.$y.'&z='.$z.'"> > </a> |
	<a href="maps.php?y='.($y-$direct).'&x='.$x.'&z='.$z.'">'.$lang['down'].'</a> |
	<a href="maps.php?y='.($y+$direct).'&x='.$x.'&z='.$z.'">'.$lang['up'].'</a>';
	
	if($_GET['z']<17)
	{
     echo '<a href="maps.php?y='.$y.'&x='.$x.'&z='.($z+1).'">+</a> | ';
	}
	else
	{
	 echo '+ | ';
	}
	
    if($_GET['z']>0)
	{
	 echo '<a href="maps.php?y='.$y.'&x='.$x.'&z='.($z-1).'">-</a>';
	}
	else
	{
	 echo '-';
	}
	
	echo '<hr/><input type="text" value="http://'.$_SERVER['HTTP_HOST'].'/maps.php?y='.$y.'&x='.$x.'&z='.$z.'" />
 
?>