/**
* Gets an integer from the COOKIE data.
*
* \param $key The name of the integer.
* \param $default The default value to return if no valid integer was
* found. If you omit this parameter, null is used.
*
* \return A valid integer or the default value.
*/
public static function cookie_int($key, $default = null)
{
return array_get_int($_COOKIE, $key, $default);
}
/**
* Test array_get_int
*/
function test_array_get_int()
{
$data = array('first' => 1, 'second' => '2', 'third' => 'drei', 4 => 4);
$this->assertEquals(1, array_get_int($data, "first"));
$this->assertEquals(1, array_get_int($data, "first", 2));
$this->assertEquals(3, array_get_int($data, "notfound", 3));
$this->assertEquals(33, array_get_int($data, "third", 33));
$this->assertEquals(4, array_get_int($data, "4"));
$this->assertEquals(4, array_get_int($data, 4));
}
/**
* Returns the canonical base URL for the current request. This includes the
* http part, the hostname and (optionally) port number.
*
* \return
* The canonical base URL for the current request.
*
* \see Request::canonical_url
*/
static function canonical_base_url()
{
/* Protocol: http or https? */
$is_ssl = array_get_default($_SERVER, 'HTTPS', 'off') === 'on';
$protocol = $is_ssl ? 'https' : 'http';
/* The host */
$host = Request::host();
/* Get the port number */
$port = array_get_int($_SERVER, 'SERVER_PORT', 80);
/* The SERVER_PORT is not always correct. Use the one from HTTP_HOST
* instead, if any is set. Be very careful with this string since it is
* user-provided. */
if (array_key_exists('HTTP_HOST', $_SERVER) && preg_match('/:([0-9]{1,5})$/', $_SERVER['HTTP_HOST'], $matches)) {
$port = (int) $matches[1];
}
/* Now build the url part for the port number. It's empty if not needed
* because the default ports are used. */
$port_str = !$is_ssl && $port != 80 || $is_ssl && $port != 430 ? sprintf(':%d', $port) : '';
return sprintf('%s://%s%s', $protocol, $host, $port_str);
}
