| 1 | <?php |
| 2 | |
| 3 | /** |
| 4 | * Name: Spice of Life |
| 5 | * Date: October 20, 2001 |
| 6 | * Comment Generates random colors for each frame, |
| 7 | * featuring either a dark or light background. |
| 8 | * |
| 9 | * @author Jorey Bump |
| 10 | * @copyright 2000-2016 The SquirrelMail Project Team |
| 11 | * @license http://opensource.org/licenses/gpl-license.php GNU Public License |
| 12 | * @version $Id$ |
| 13 | * @package squirrelmail |
| 14 | * @subpackage themes |
| 15 | */ |
| 16 | |
| 17 | /** Prevent direct script loading */ |
| 18 | if (isset($_SERVER['SCRIPT_FILENAME']) && $_SERVER['SCRIPT_FILENAME'] == __FILE__) { |
| 19 | die(); |
| 20 | } |
| 21 | |
| 22 | /** light(1) or dark(0) background? **/ |
| 23 | $bg = mt_rand(0,1); |
| 24 | |
| 25 | /** range delimiter **/ |
| 26 | $bgrd = $bg * 128; |
| 27 | |
| 28 | for ($i = 0; $i <= 16; $i++) { |
| 29 | /** background/foreground toggle **/ |
| 30 | if ($i == 0 or $i == 3 or $i == 4 or $i == 5 or $i == 9 or $i == 10 or $i == 12 or $i == 16) { |
| 31 | /** background **/ |
| 32 | $cmin = 0 + $bgrd; |
| 33 | $cmax = 127 + $bgrd; |
| 34 | } else { |
| 35 | /** text **/ |
| 36 | $cmin = 128 - $bgrd; |
| 37 | $cmax = 255 - $bgrd; |
| 38 | } |
| 39 | |
| 40 | /** generate random color **/ |
| 41 | $r = mt_rand($cmin,$cmax); |
| 42 | $g = mt_rand($cmin,$cmax); |
| 43 | $b = mt_rand($cmin,$cmax); |
| 44 | |
| 45 | /** set array element as hex string with hashmark (for HTML output) **/ |
| 46 | $color[$i] = sprintf('#%02X%02X%02X',$r,$g,$b); |
| 47 | } |