Pavel the Great


<? session_start(); 

# ------------ register the session, pick the word, initialise "count" ------------
   if (session_is_registered("word")) {
   } else { 
     session_register("word"); 
     $dictionary = file('/usr/share/lib/dict/words'); 
     $chooser = rand(0, sizeof($dictionary)); 
     $word = $dictionary[$chooser];
     session_register("guesses");
     $guesses = "";
     session_register("count");
     $count = 6;
   }

$images = array(0 => "http://www.cs.indiana.edu/classes/a348-dger/sum2002/notes/h0.gif",
                1 => "http://www.cs.indiana.edu/classes/a348-dger/sum2002/notes/h1.gif",
                2 => "http://www.cs.indiana.edu/classes/a348-dger/sum2002/notes/h2.gif",
                3 => "http://www.cs.indiana.edu/classes/a348-dger/sum2002/notes/h3.gif",
                4 => "http://www.cs.indiana.edu/classes/a348-dger/sum2002/notes/h4.gif",
                5 => "http://www.cs.indiana.edu/classes/a348-dger/sum2002/notes/h5.gif",
                6 => "http://www.cs.indiana.edu/classes/a348-dger/sum2002/notes/h6.gif"); 

# ------------------ form the output variables --------------- 
   if ($reset) { 
      $guesses = ""; 
      $dictionary = file('/usr/share/lib/dict/words');
      $chooser = rand(0, sizeof($dictionary));
      $word = $dictionary[$chooser];
      $count = 6; 
   } 
   
   $masked = "";
   $already = "";

  if (strlen($inputChar)>0 && strlen($guesses)>=0) { 
     if (!ereg($inputChar, $guesses)) { 
       $chars = preg_split('//',  $inputChar, -1, PREG_SPLIT_NO_EMPTY);
       for ($i = 0; $i < sizeof($chars); $i++) { 
         if (!ereg($chars[$i], $guesses)) {
          $guesses .= $chars[$i]; 
         }
       }
       if (!ereg($inputChar, $word)) $count--;
     } else $already = "You already picked \"" . $inputChar . "\"";
  } 

   $chars = preg_split('//',  $word, -1, PREG_SPLIT_NO_EMPTY); 
   for ($i = 0; $i < sizeof($chars)-1; $i++) {
     if (ereg($chars[$i], $guesses)) {
       $masked .= $chars[$i]; 
     } else {
       $masked .= "-"; 
     }
   }
   $masked .= $chars[$i];
 if (strcmp($masked,$word)== 0) echo "Yes, the word is \" " . $masked . "\".";
 ?>

<html><head><title>Hangman.</title></head><body bgcolor=white>
<table>
<tr><td> 

<? echo "<img src=\"" . $images[6-$count] . "\"><p>";
   if (strcmp($masked,$word)== 0) {
     echo "Congratulations, you won!<p>";
     echo "<form method=\"POST\" action=$SCRIPT_NAME>";
     echo "To reset please press <input type=\"submit\" name=\"reset\" value=\"Reset\">";
   } else if ($count <= 0) {
            echo "Congratulations, you lost!";
            echo "<form method=\"POST\" action=$SCRIPT_NAME>";
            echo "To reset please press <input type=\"submit\" name=\"reset\" value=\"Reset\">";
   } else print <<<END
       <tr> <td><h3>Welcome to Hangman Game!</h3></td>
       <tr> <td> The word is: <td> <font color="brown">$word</font>
<tr> <td> Your guesses thus far: <td> $guesses
<tr> <td> You have $count wrong guesses left
<tr> <td> The word for you at this stage: <td> $masked
</table>
<form method="POST" action=$SCRIPT_NAME>
Please enter a character: <input type="text" name="inputChar"
                                 size=1 maxlength=1> $already<p>
       Then push <input type="submit" value="Proceed">
       To reset please press <input type="submit" name="reset" value="Reset"> <p>
       </form>
END;
?>
</table></body></html>