diff options
Diffstat (limited to 'hugo/themes/svg_gradient.php')
| -rw-r--r-- | hugo/themes/svg_gradient.php | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/hugo/themes/svg_gradient.php b/hugo/themes/svg_gradient.php new file mode 100644 index 0000000..cb1211a --- /dev/null +++ b/hugo/themes/svg_gradient.php @@ -0,0 +1,30 @@ +<?php +/** + * Theme based generator for SVG gradient. + * + * @package PhpMyAdmin-theme + */ +header('Content-Type: image/svg+xml'); +header('Expires: ' . gmdate('D, d M Y H:i:s', time() + 3600) . ' GMT'); + +function get_color($get_name, $default) +{ + // get color from GET args, only alphanumeric chcracters + $opts = array('options' => array('regexp' => '/^[a-z0-9]+$/i')); + $color = filter_input(INPUT_GET, $get_name, FILTER_VALIDATE_REGEXP, $opts); + if (preg_match('/^[a-f0-9]{6}$/', $color)) { + return '#' . $color; + } + return $color ? $color : $default; +} +?> +<?php echo '<?xml version="1.0" ?>' ?> +<svg xmlns="http://www.w3.org/2000/svg" preserveAspectRatio="none" version="1.0" width="100%" height="100%"> + <defs> + <linearGradient id="linear-gradient" x1="0%" y1="0%" x2="0%" y2="100%"> + <stop offset="0%" stop-color="<?php echo get_color('from', 'white') ?>" stop-opacity="1" /> + <stop offset="100%" stop-color="<?php echo get_color('to', 'black') ?>" stop-opacity="1" /> + </linearGradient> + </defs> + <rect width="100%" height="100%" style="fill:url(#linear-gradient);" /> +</svg> |