Online Jewel Drop + Highscore

<?php
//Higschore script


//parameterline: http://damocles11.byethost9.com/index2.php?name=hubert&score=12346


$name = $_GET['name'];
$score = $_GET['score']+0;  //+0 makes shure it will be an number
$check = $_GET['check']+0;  //checknumber


if(strcmp($name,"")==0) {$name="Player";}
if(strlen($name)>16) {$name="Player";}  //shorten too long names


$name=trim($name);  //remove spaces
$name=strip_tags($name); //remove tags
$name=str_replace("~","-",$name); //remove tilde

//check if score is valid
//this should be implemented with a new algorythm by the programmer

//echo "score:" . $score . "  check:" . $score%77 . "<br>";

if($check != $score%77) {$score=0;die("error!");}  //throw out wrong scores! 


/*
echo "Player: ";
echo $name;
echo "<br>has a score of: ";
echo $score;
echo "<br>----------------<br>";
*/


$filename="scores.txt";
$maxentries=10;  //maximum number of highscore entries

//check if Highscore file exists

if(file_exists($filename)==0)
{
    //create new Highscore

    //add new entry
    $handle = fopen ($filename, 'w+');
    rewind($handle);


    for($i=0;$i<$maxentries;$i++)
    {
      fputs($handle,"Player");
      fputs($handle,'~');
      fputs($handle,$maxentries+1-$i); //generate dummyscores
      fputs($handle,'~');
      
    }

    fclose($handle); //close file

}


//read contents
//compare if new Highscore is higher than one of the previous 10

    $handle = fopen ($filename, 'r');
    rewind($handle);

    $content=fgets($handle,filesize($filename));  //read the entries

    $elemente=explode('~',$content);

    $j=0;

    //retrive entries
    for($i=0; $i<$maxentries*2;$i+=2)  //read max 10 entries
    {
      
      $playerName[$j]=$elemente[$i];
      $playerScore[$j]=$elemente[$i+1];

    $j++;

    }

    //echo $content;

    fclose($handle); //close file




//check if player is part of the highscore

$newEntry=0;

for($i=0; $i<$maxentries;$i++)  //read max 10 entries
    {
 
      if($score>$playerScore[$i])
      {
       //push down lower entries
      
       for($j=$maxentries-1; $j>=$i;$j--)  //read max 10 entries
          {
            $playerName[$j+1]=$playerName[$j];
            $playerScore[$j+1]=$playerScore[$j];
           }
      
      // save entry
      $playerName[$i]=$name;
      $playerScore[$i]=$score;
      
      $newEntry=1;
      
      //$i=100; //just for savety
      break; //jump out of loop
      }
      
    }


//if($newEntry==1) {echo "better entry! <br>";}


//save the changed file

if($newEntry==1)
{

//overwrite old file
    $handle = fopen ($filename, 'w+');
    rewind($handle);


    for($i=0;$i<$maxentries;$i++)
    {
      fputs($handle,$playerName[$i]);
      fputs($handle,'~');
      fputs($handle,$playerScore[$i]);
      fputs($handle,'~');
    }

    //echo "$filename does not exist";
    fclose($handle); //close file

}


//now show all entries


    $handle2 = fopen ($filename, 'r');
    rewind($handle2);
/*
    $content2=fgets($handle2,filesize($filename)+1);  //read the entries

    $elemente2=explode('~',$content2);

    //retrive entries
    for($i=0; $i<$maxentries*2;$i+=2)  //read max 10 entries
    {
      echo $elemente2[$i] . "~" . $elemente2[$i+1] ."~";
   }

*/
  echo fread($handle2,filesize($filename)); 
    //echo $content;

    fclose($handle2); //close file
    

?>

<?php
//Higschore script
//alternate script, showing the recent players


//parameterline: http://damocles11.byethost9.com/index2.php?name=hubert&score=12346


$name = $_GET['name'];
$score = $_GET['score']+0;  //+0 makes shure it will be an number
$check = $_GET['check']+0;  //checknumber


if(strcmp($name,"")==0) {$name="Player";}
if(strlen($name)>16) {$name="Player";}  //shorten too long names


$name=trim($name);  //remove spaces
$name=strip_tags($name); //remove tags
$name=str_replace("~","-",$name); //remove tilde

//check if score is valid
//this should be implemented with a new algorythm by the programmer
//And of course not lie in an open sktipt...

//echo "score:" . $score . "  check:" . $score%77 . "<br>";

if($check != $score%77) {$score=0;die("error!");}  //throw out wrong scores! 


/*
echo "Player: ";
echo $name;
echo "<br>has a score of: ";
echo $score;
echo "<br>----------------<br>";
*/


$filename="recent.txt";
$maxentries=10;  //maximum number of highscore entries

//check if Highscore file exists

if(file_exists($filename)==0)
{
    //create new Highscore

    //add new entry
    $handle = fopen ($filename, 'w+');
    rewind($handle);


    for($i=0;$i<$maxentries;$i++)
    {
      fputs($handle,"Player");
      fputs($handle,'~');
      fputs($handle,0); //generate dummyscores
      fputs($handle,'~');
      
    }

    fclose($handle); //close file

}


//read contents
//compare if new Highscore is higher than one of the previous 10

    $handle = fopen ($filename, 'r');
    rewind($handle);

    $content=fgets($handle,filesize($filename));  //read the entries

    $elemente=explode('~',$content);

    $j=0;

    //retrive entries
    for($i=0; $i<$maxentries*2;$i+=2)  //read max 10 entries
    {
      
      $playerName[$j]=$elemente[$i];
      $playerScore[$j]=$elemente[$i+1];

    $j++;

    }

    //echo $content;

    fclose($handle); //close file





//save the changed file

if($score>0)
{




//overwrite old file
    $handle = fopen ($filename, 'w+');
    rewind($handle);

//add new player on top
      fputs($handle,$name);
      fputs($handle,'~');
      fputs($handle,$score);
      fputs($handle,'~');


//insert previous games (one less)

    for($i=0;$i<$maxentries-1;$i++)
    {
      fputs($handle,$playerName[$i]);
      fputs($handle,'~');
      fputs($handle,$playerScore[$i]);
      fputs($handle,'~');
    }

    //echo "$filename does not exist";
    fclose($handle); //close file

}


//now show all entries


    $handle2 = fopen ($filename, 'r');
    rewind($handle2);
/*
    $content2=fgets($handle2,filesize($filename)+1);  //read the entries

    $elemente2=explode('~',$content2);

    //retrive entries
    for($i=0; $i<$maxentries*2;$i+=2)  //read max 10 entries
    {
      echo $elemente2[$i] . "~" . $elemente2[$i+1] ."~";
   }

*/
  echo fread($handle2,filesize($filename)); 
    //echo $content;

    fclose($handle2); //close file
    

?>