Script PHP para determinar si la letra Y es una consonante o vocal

<?php

echo "<br />";

$firstname = "BARBARA";
$middlename = "ANN";
$lastname = "KELLY";

echo "Name : ".$firstname." ".$middlename." ".$lastname;
echo "<br />";
$lengthfirstname = strlen($firstname);
$lengthmiddlename = strlen($middlename);
$lengthlastname = strlen($lastname);

echo "Letters in First Name : ".$lengthfirstname."<br />";
echo "Letters in Middle Name : ".$lengthmiddlename."<br />";
echo "Letters in Last Name : ".$lengthlastname."<br />";
echo "<br />";

$vowels = array('A', 'E', 'I', 'O', 'U');

$firstnamevoweltotal=0;
$firstnameconsonanttotal = 0;
echo "For first name $firstname we have :"."<br />";
for ($i = 0; $i < $lengthfirstname; ++$i)
{
  if (in_array($firstname[$i], $vowels))
  {
   echo "vowel ".$firstname[$i]." at position ".($i+1)."<br />";
   $firstnamevoweltotal = $firstnamevoweltotal + 1;
  }
  else
  {
   echo "consonant ".$firstname[$i]." at position ".($i+1)."<br />";
   $firstnameconsonanttotal = $firstnameconsonanttotal +1;
  }
}

echo "<br />";
echo "Total Consonants in First Name : ".$firstnameconsonanttotal."<br />";
echo "Total vowels in First Name : ".$firstnamevoweltotal;

echo "<br /><br />";

$middlenamevoweltotal=0;
$middlenameconsonanttotal = 0;
echo "For middle name $middlename we have"."<br />";
for ($i = 0; $i < $lengthmiddlename; ++$i)
{
  if (in_array($middlename[$i], $vowels))
  {
   echo "vowel ".$middlename[$i]." at position ".($i+1)."<br />";
   $middlenamevoweltotal = $middlenamevoweltotal + 1;
  }
  else
  {
   echo "consonant ".$middlename[$i]." at position ".($i+1)."<br />";
   $middlenameconsonanttotal = $middlenameconsonanttotal +1;
  }
}

echo "<br />";

echo "Total Consonants in Middle Name : ".$middlenameconsonanttotal."<br />";
echo "Total vowels in Middle Name : ".$middlenamevoweltotal;

echo "<br /><br />";

$lastnamevoweltotal=0;
$lastnameconsonanttotal = 0;
echo "For last name $lastname we have"."<br />";
for ($i = 0; $i < $lengthlastname; ++$i)
{
  if (in_array($lastname[$i], $vowels))
  {
   echo "vowel ".$lastname[$i]." at position ".($i+1)."<br />";
   $lastnamevoweltotal = $lastnamevoweltotal + 1;
  }
  else
  {
   echo "consonant ".$lastname[$i]." at position ".($i+1)."<br />";
   $lastnameconsonanttotal = $lastnameconsonanttotal +1;
  }
}

echo "<br />";

echo "Total Consonants in Last Name : ".$lastnameconsonanttotal."<br />";
echo "Total vowels in Middle Name : ".$lastnamevoweltotal;

?>

start
<?php
 
// Include the class
require_once(dirname(__FILE__) . '/Syllable.php');
 
function vowel_check($word) {
   //echo $word .'<br>';
   // Setup an array of vowels
   $vowels = array('a', 'e', 'i', 'o', 'u');
   
   // Make an return array
   $return_array = array("found" => false);
   
   // Make a counter
   $ii = 0;
   
   // Loop the letters
   for($i=0; $i<strlen($word); $i++) {
     
      // Check for vowels
      if(in_array($word[$i], $vowels)) {
         
         // Set found to true
         $return_array['found'] = true;
         
         // Build the info
         $return_array['vowels'][$ii]['letter'] = $word[$i];
         $return_array['vowels'][$ii]['pos'] = strpos($word, $word[$i]);
         
         // Add to counter
         $ii++;
      }
     
   }
   
   // Return $return_array
   return $return_array;
     
}
 
 
function check_y($word) {
   
   // Start the class
   $syllable = new Syllable('en-us');
   
   // Make th word lower case
   $word = strtolower($word);
 
   // Check for Y
   if(strpos($word, 'y') === false) {
     
      // No Y found
      return 'No Y Found';
   
   }
   
   // Make an array to return info
   $return_array = array();
   
   // Breakword into syllables
   $syllable->setTreshold(Syllable::TRESHOLD_MOST);
   $word_array = explode('&shy;', utf8_encode($syllable->hyphenateText($word)));
   
   // Loop the word array
   for($i=0; $i<count($word_array); $i++) {
     
      // Check for vowels
      $vowels_check = vowel_check($word_array[$i]);
   
      // Check for no vowels
      if(!$vowels_check['found']) {
         // No Vowels found so Y is a vowel
         $return_array[$word][$i] = 'vowel';
         
      } else {
 
         //echo $word_array[$i] . ' ';
         // Loop Vowels found
         for($j=0; $j<count($vowels_check['vowels']); $j++) {
           
            // Check for Y
            if(strpos($word_array[$i], 'y') !== false) {
 
               // Check position of vowel
               if($vowels_check['vowels'][$j]['pos'] + 1 == strpos($word_array[$i], 'y')) {
               echo $word_array[$i] . ' in If';
                  // Y is after vowel so it is a constant
                  $return_array[$word][$i] = 'consonant<br>';
                 
               } else if(strpos($word_array[$i], 'y') + 1 == $vowels_check['vowels'][$j]['pos']) {
                  echo $word_array[$i] . ' in else If<br>';
                  // Y is before vowel so it is a Vowel
                  $return_array[$word][$i] = 'vowel';
                 
               } else {
                  echo $word_array[$i] . ' in else<br><br>';
                  // Y is before vowel so it is a Vowel
                  $return_array[$word][$i] = 'vowel';
                 
               }
           
            }
           
         }
         
      }
     
   }
     
   // Return the return array
   return $return_array;
   
}
 
echo '<pre>';
var_dump(check_text('Sydney Billy Sylvia Missy Kyle Blythe Sylvester Katy Kay Yeltsin May Kuykendahl yes yam yell yellow yogurt yale gym my cycle baby hairy sky Lynn Yvonne Mary Betty Elly Bryan Maloney Murray Wyatt'));
//check_text('Sylvia');
echo '</pre>';
 
function check_text($text) {
   
   // Make sure we have text
   if(empty($text)) {
     
      // Kick back
      return false;
     
   }
   
   // Break text into words
   $text_array = explode(' ', $text);
   
   // Make an array to return info
   $return_array = array();
   
   // Loop Text
   for($i=0; $i<count($text_array); $i++) {
     
      // Add to the return array
      $return_array[] = check_y($text_array[$i]);
     
   }
   
   // Return the array
   return $return_array;
   
}
 
?>
done