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<?php
function ssl()
{
return isset($_SERVER['HTTPS']) && strcmp($_SERVER['HTTPS'], 'on') == 0;
}
function proto()
{
return ssl() ? 'https' : 'http';
}
function baseurl()
{
if(isset($GLOBALS['CONFIG']['BASEURL']))
{
$base = $GLOBALS['CONFIG']['BASEURL'];
if(startswith('//', $base))
$base = proto().':'.$base;
return $base;
}
$base = ssl() ? 'https://' : 'http://';
$base .= $_SERVER['HTTP_HOST'];
$base .= forceslash(dirname($_SERVER['SCRIPT_NAME']));
return $base;
}
function forceslash($url)
{
$url = rtrim($url, '/');
if(strlen($url) > 0)
$url .= '/';
return $url;
}
function startswith($needle, $haystack)
{
return substr($haystack, 0, strlen($needle)) == $needle;
}
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