* append_sid("{$phpbb_root_path}viewtopic.$phpEx?t=1&f=2");
* append_sid("{$phpbb_root_path}viewtopic.$phpEx", 't=1&f=2');
* append_sid("{$phpbb_root_path}viewtopic.$phpEx", 't=1&f=2', false);
* append_sid("{$phpbb_root_path}viewtopic.$phpEx", array('t' => 1, 'f' => 2));
*
*
*/
function append_sid($url, $params = false, $is_amp = true, $session_id = false)
{
global $_SID, $_EXTRA_URL, $phpbb_hook;
// Developers using the hook function need to globalise the $_SID and $_EXTRA_URL on their own and also handle it appropiatly.
// They could mimick most of what is within this function
if (!empty($phpbb_hook) && $phpbb_hook->call_hook(__FUNCTION__, $url, $params, $is_amp, $session_id))
{
if ($phpbb_hook->hook_return(__FUNCTION__))
{
return $phpbb_hook->hook_return_result(__FUNCTION__);
}
}
// Assign sid if session id is not specified
if ($session_id === false)
{
$session_id = $_SID;
}
$amp_delim = ($is_amp) ? '&' : '&';
$url_delim = (strpos($url, '?') === false) ? '?' : $amp_delim;
// Appending custom url parameter?
$append_url = (!empty($_EXTRA_URL)) ? implode($amp_delim, $_EXTRA_URL) : '';
$anchor = '';
if (strpos($url, '#') !== false)
{
list($url, $anchor) = explode('#', $url, 2);
$anchor = '#' . $anchor;
}
else if (!is_array($params) && strpos($params, '#') !== false)
{
list($params, $anchor) = explode('#', $params, 2);
$anchor = '#' . $anchor;
}
// Use the short variant if possible ;)
if ($params === false)
{
// Append session id
if (!$session_id)
{
return $url . (($append_url) ? $url_delim . $append_url : '') . $anchor;
}
else
{
return $url . (($append_url) ? $url_delim . $append_url . $amp_delim : $url_delim) . 'sid=' . $session_id . $anchor;
}
}
// Build string if parameters are specified as array
if (is_array($params))
{
$output = array();
foreach ($params as $key => $item)
{
if ($item === NULL)
{
continue;
}
if ($key == '#')
{
$anchor = '#' . $item;
continue;
}
$output[] = $key . '=' . $item;
}
$params = implode($amp_delim, $output);
}
// Append session id and parameters (even if they are empty)
// If parameters are empty, the developer can still append his/her parameters without caring about the delimiter
return $url . (($append_url) ? $url_delim . $append_url . $amp_delim : $url_delim) . $params . ((!$session_id) ? '' : $amp_delim . 'sid=' . $session_id) . $anchor;
}
/**
* Generate board url (example: http://www.example.com/phpBB)
* @param bool $without_script_path if set to true the script path gets not appended (example: http://www.example.com)
*/
function generate_board_url($without_script_path = false)
{
global $config, $user;
$server_name = $user->host;
$server_port = (!empty($_SERVER['SERVER_PORT'])) ? (int) $_SERVER['SERVER_PORT'] : (int) getenv('SERVER_PORT');
// Forcing server vars is the only way to specify/override the protocol
if ($config['force_server_vars'] || !$server_name)
{
$server_protocol = ($config['server_protocol']) ? $config['server_protocol'] : (($config['cookie_secure']) ? 'https://' : 'http://');
$server_name = $config['server_name'];
$server_port = (int) $config['server_port'];
$script_path = $config['script_path'];
$url = $server_protocol . $server_name;
}
else
{
// Do not rely on cookie_secure, users seem to think that it means a secured cookie instead of an encrypted connection
$cookie_secure = (isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] == 'on') ? 1 : 0;
$url = (($cookie_secure) ? 'https://' : 'http://') . $server_name;
$script_path = $user->page['root_script_path'];
}
if ($server_port && (($config['cookie_secure'] && $server_port <> 443) || (!$config['cookie_secure'] && $server_port <> 80)))
{
// HTTP HOST can carry a port number...
if (strpos($server_name, ':') === false)
{
$url .= ':' . $server_port;
}
}
if (!$without_script_path)
{
$url .= $script_path;
}
// Strip / from the end
if (substr($url, -1, 1) == '/')
{
$url = substr($url, 0, -1);
}
return $url;
}
/**
* Redirects the user to another page then exits the script nicely
*/
function redirect($url, $return = false)
{
global $db, $cache, $config, $user, $phpbb_root_path;
if (empty($user->lang))
{
$user->add_lang('common');
}
if (!$return)
{
garbage_collection();
}
// Make sure no &'s are in, this will break the redirect
$url = str_replace('&', '&', $url);
// Determine which type of redirect we need to handle...
$url_parts = parse_url($url);
if ($url_parts === false)
{
// Malformed url, redirect to current page...
$url = generate_board_url() . '/' . $user->page['page'];
}
else if (!empty($url_parts['scheme']) && !empty($url_parts['host']))
{
// Full URL
}
else if ($url[0] == '/')
{
// Absolute uri, prepend direct url...
$url = generate_board_url(true) . $url;
}
else
{
// Relative uri
$pathinfo = pathinfo($url);
// Is the uri pointing to the current directory?
if ($pathinfo['dirname'] == '.')
{
$url = str_replace('./', '', $url);
// Strip / from the beginning
if ($url && substr($url, 0, 1) == '/')
{
$url = substr($url, 1);
}