Het programma wordt gekenmerkt door een eigen ringtone. Leek me leuk om deze als ringtone voor mijn iPhone te gebruiken. Ik heb een multimedia bestand op internet gevonden en deze omgezet naar m4r, een formaat voor de iPhone. Hieronder is deze te downloaden, evenals een ‘gewone’ mp3 bestand.

The Phone - iPhone ringtoneZip containing the m4r file (iPhone ringtone)

The Phone ringtoneMP3 file

<?php
session_start();

/*
*    CONFIGURATION
*/

$length = 4;

$color['font'] = 'B62C21';
$color['shadow'] = 'F7A400';
$color['bg'] = '8C0F14';

$font['size'] = 30;
$font['angle'] = 5;
$font['top'] = 38;
$font['left'] = 28;
$font['shadow']['top'] = 2;
$font['shadow']['left'] = 7;
$font['filename'] = 'tahoma_bold.ttf';

$block['width'] = 160;
$block['height'] = 38;

/*
*    START CODE
*/

// function: convert hexadecimal to rgb
function hex2rgb($hexadecimal='',$default=array(255,255,255)) {
 if (!ctype_xdigit($hexadecimal) || strlen($hexadecimal) != 6) {
 return array(255,255,255);
 }
 foreach (str_split($hexadecimal, 2) as $value) {
 $return[] = hexdec($value);
 }
 return $return;
}

// create random number
$start = '1';
$end = '';
for($i=1;$i&lt;=($length-1);$i++) {
$start .= '0';
}
for($i=1;$i&lt;=$length;$i++) {
$end .= '9';
}
$random_number = rand($start, $end);
$_SESSION['captcha_code'] = md5($random_number);

// init image
$images = imagecreatetruecolor($block['width'], $block['height']);

// set font colors
$color['font'] = hex2rgb($color['font']);
$color['font'] = imagecolorallocate($images, $color['font'][0],  $color['font'][1], $color['font'][2]);
$color['shadow'] = hex2rgb($color['shadow']);
$color['shadow'] = imagecolorallocate($images,  $color['shadow'][0],$color['shadow'][1],$color['shadow'][2]);
$color['bg'] = hex2rgb($color['bg']);
$color['bg'] = imagecolorallocate($images, $color['bg'][0],  $color['bg'][1], $color['bg'][2]);

// create rectangle
imagefilledrectangle($images, 0, 0, $block['width'], $block['height'],  $color['bg']);

// set font
$font_source = dirName(__FILE__) . '/' . $font['filename'];

// create numbers on rectangle
imagettftext($images, $font['size'], $font['angle'],  ($font['left']+$font['shadow']['left']),  ($font['top']-$font['shadow']['top']), $color['shadow'], $font_source,  $random_number);
imagettftext($images, $font['size'], $font['angle'], $font['left'],  $font['top'], $color['font'], $font_source, $random_number);

// disable cache
header("Expires: Wed, 1 Jan 1997 00:00:00 GMT");
header("Last-Modified: " . gmdate("D, d M Y H:i:s") . " GMT");
header("Cache-Control: no-store, no-cache, must-revalidate");
header("Cache-Control: post-check=0, pre-check=0", false);
header("Pragma: no-cache");

// generate output
header ("Content-type: image/gif");
imagegif($images);
imagedestroy($images);
?>