anlegt
define('LATEX_SERVICE', 'http://latex.codecogs.com/gif.latex?');
# define('LATEX_SERVICE', 'http://www.matheboard.de/latex2png/latex2png.php?');
function latex($treffer) {
$x = $treffer[1];
return '![[latex]'.htmlentities($x).'[/latex]]('.LATEX_SERVICE.($x).')
';
}
function startsWith($haystack,$needle,$case=true) {
// http://stackoverflow.com/questions/834303/php-startswith-and-endswith-functions
if($case){return (strcmp(substr($haystack, 0, strlen($needle)),$needle)===0);}
return (strcasecmp(substr($haystack, 0, strlen($needle)),$needle)===0);
}
// -------------------------------------
if (!isset($_REQUEST["q"])) {
header('HTTP/1.1 403 Forbidden');
echo '';
echo 'Forbidden';
echo 'Forbidden
';
echo 'You cannot access the engine directly.
';
echo '