47 lines
1.2 KiB
PHP
47 lines
1.2 KiB
PHP
<?php
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/**
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* Name: Spice of Life
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* Date: October 20, 2001
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* Comment Generates random colors for each frame,
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* featuring either a dark or light background.
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*
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* @author Jorey Bump
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* @copyright 2000-2025 The SquirrelMail Project Team
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* @license http://opensource.org/licenses/gpl-license.php GNU Public License
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* @version $Id$
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* @package squirrelmail
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* @subpackage themes
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*/
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/** Prevent direct script loading */
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if (isset($_SERVER['SCRIPT_FILENAME']) && $_SERVER['SCRIPT_FILENAME'] == __FILE__) {
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die();
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}
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/** light(1) or dark(0) background? **/
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$bg = mt_rand(0,1);
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/** range delimiter **/
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$bgrd = $bg * 128;
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for ($i = 0; $i <= 16; $i++) {
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/** background/foreground toggle **/
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if ($i == 0 or $i == 3 or $i == 4 or $i == 5 or $i == 9 or $i == 10 or $i == 12 or $i == 16) {
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/** background **/
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$cmin = 0 + $bgrd;
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$cmax = 127 + $bgrd;
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} else {
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/** text **/
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$cmin = 128 - $bgrd;
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$cmax = 255 - $bgrd;
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}
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/** generate random color **/
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$r = mt_rand($cmin,$cmax);
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$g = mt_rand($cmin,$cmax);
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$b = mt_rand($cmin,$cmax);
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/** set array element as hex string with hashmark (for HTML output) **/
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$color[$i] = sprintf('#%02X%02X%02X',$r,$g,$b);
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}
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