hackthelobby/libcaca/caca-php/examples/www/figlet.php

69 lines
2.0 KiB
PHP

<?php
header('Content-Type: text/html; charset=UTF-8');
?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en">
<head>
<title>Caca power!</title>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
</head>
<body>
<form method="get" action="#"><input name="str" value="<?= htmlspecialchars(isset($_GET["str"]) ? $_GET["str"] : "Libcaca") ?>" /><input type="submit" value="OK" /></form>
<?php
/*
* figlet.php sample program for libcaca php binding
* Copyright (c) 2008 Nicolas Vion <nico@yojik.eu>
*
* This program is free software. It comes without any warranty, to
* the extent permitted by applicable law. You can redistribute it
* and/or modify it under the terms of the Do What the Fuck You Want
* to Public License, Version 2, as published by Sam Hocevar. See
* http://www.wtfpl.net/ for more details.
*/
function unistr_to_ords($str, $encoding = 'UTF-8'){
$str = mb_convert_encoding($str, "UCS-4BE", $encoding);
$result = array();
for ($i = 0; $i < mb_strlen($str, "UCS-4BE"); $i++){
$c = mb_substr($str, $i, 1, "UCS-4BE");
$val = unpack("N", $c);
$result[] = $val[1];
}
return $result;
}
function show_figlet($str, $font) {
$cv = caca_create_canvas(0, 0);
if (!caca_canvas_set_figfont($cv, $font)) {
return false;
}
$chars = unistr_to_ords($str);
$color = 0;
foreach ($chars as $c) {
caca_set_color_ansi($cv, 1 + (($color += 1) % 13), CACA_WHITE);
caca_put_figchar($cv, $c);
}
echo caca_export_string($cv, "html3");
}
$path = "/usr/share/figlet/";
if (!is_dir($path)) {
die("can not open directory $path.\n");
}
$dir = opendir($path);
while (($it = readdir($dir)) != false) {
if (is_file($path.$it) and ereg("\.[tf]lf$", $it)) {
echo "<b>font : $it</b>\n";
show_figlet(isset($_GET["str"]) ? $_GET["str"] : "Libcaca", $path.$it);
}
}
?>
</body>
</html>