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[ticket/11997] Use get_controller_redirect_url() in redirect() function

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This method of path_helper will now be used instead of the previous hack
of the phpbb_own_realpath() function.

PHPBB3-11997
This commit is contained in:
Marc Alexander 2013-12-07 13:25:04 +01:00
parent 8bbede4251
commit a7f2788c72
1 changed files with 73 additions and 49 deletions
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122
phpBB/includes/functions.php
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@ -2655,6 +2655,8 @@ function redirect($url, $return = false, $disable_cd_check = false)
{
global $db, $cache, $config, $user, $phpbb_root_path, $phpbb_filesystem, $phpbb_path_helper;
$failover_flag = false;
if (empty($user->lang))
{
$user->add_lang('common');
@ -2668,16 +2670,6 @@ function redirect($url, $return = false, $disable_cd_check = false)
// Make sure no &'s are in, this will break the redirect
$url = str_replace('&', '&', $url);
// The url currently uses the web root path.
// However as we prepend the full board url later,
// we need to remove the relative web root path and
// prepend the normal root path again. Otherwise redirects
// from inside routes will not work as intended.
if ($phpbb_path_helper instanceof \phpbb\path_helper)
{
$url = $phpbb_path_helper->remove_web_root_path($url);
}
// Determine which type of redirect we need to handle...
$url_parts = @parse_url($url);
@ -2704,53 +2696,87 @@ function redirect($url, $return = false, $disable_cd_check = false)
// Relative uri
$pathinfo = pathinfo($url);
// Is the uri pointing to the current directory?
if ($pathinfo['dirname'] == '.')
// Also treat URLs that have a non-existing basename
if (!$disable_cd_check && (!file_exists($pathinfo['dirname'] . '/') || !file_exists($pathinfo['basename'])))
{
$url = str_replace('./', '', $url);
$url = str_replace('../', '', $url);
$pathinfo = pathinfo($url);
// Strip / from the beginning
if ($url && substr($url, 0, 1) == '/')
// Also treat URLs that have a non-existing basename
if (!file_exists($pathinfo['dirname'] . '/') || !file_exists($pathinfo['basename']))
{
$url = substr($url, 1);
// fallback to "last known user page"
// at least this way we know the user does not leave the phpBB root
if ($phpbb_path_helper instanceof \phpbb\path_helper)
{
$url = $phpbb_path_helper->get_controller_redirect_url($url);
}
else
{
$url = generate_board_url() . '/' . $user->page['page'];
}
$failover_flag = true;
}
$url = generate_board_url() . '/' . $url;
}
else
if (!$failover_flag)
{
// Used ./ before, but $phpbb_root_path is working better with urls within another root path
$root_dirs = explode('/', str_replace('\\', '/', phpbb_realpath($phpbb_root_path)));
$page_dirs = explode('/', str_replace('\\', '/', phpbb_realpath($pathinfo['dirname'])));
$intersection = array_intersect_assoc($root_dirs, $page_dirs);
$root_dirs = array_diff_assoc($root_dirs, $intersection);
$page_dirs = array_diff_assoc($page_dirs, $intersection);
$dir = str_repeat('../', sizeof($root_dirs)) . implode('/', $page_dirs);
// Strip / from the end
if ($dir && substr($dir, -1, 1) == '/')
// Is the uri pointing to the current directory?
if ($pathinfo['dirname'] == '.')
{
$dir = substr($dir, 0, -1);
}
$url = str_replace('./', '', $url);
// Strip / from the beginning
if ($dir && substr($dir, 0, 1) == '/')
// Strip / from the beginning
if ($url && substr($url, 0, 1) == '/')
{
$url = substr($url, 1);
}
if ($user->page['page_dir'])
{
$url = generate_board_url() . '/' . $user->page['page_dir'] . '/' . $url;
}
else
{
$url = generate_board_url() . '/' . $url;
}
}
else
{
$dir = substr($dir, 1);
// Used ./ before, but $phpbb_root_path is working better with urls within another root path
$root_dirs = explode('/', str_replace('\\', '/', phpbb_realpath($phpbb_root_path)));
$page_dirs = explode('/', str_replace('\\', '/', phpbb_realpath($pathinfo['dirname'])));
$intersection = array_intersect_assoc($root_dirs, $page_dirs);
$root_dirs = array_diff_assoc($root_dirs, $intersection);
$page_dirs = array_diff_assoc($page_dirs, $intersection);
$dir = str_repeat('../', sizeof($root_dirs)) . implode('/', $page_dirs);
// Strip / from the end
if ($dir && substr($dir, -1, 1) == '/')
{
$dir = substr($dir, 0, -1);
}
// Strip / from the beginning
if ($dir && substr($dir, 0, 1) == '/')
{
$dir = substr($dir, 1);
}
$url = str_replace($pathinfo['dirname'] . '/', '', $url);
// Strip / from the beginning
if (substr($url, 0, 1) == '/')
{
$url = substr($url, 1);
}
$url = (!empty($dir) ? $dir . '/' : '') . $url;
$url = generate_board_url() . '/' . $url;
}
$url = str_replace($pathinfo['dirname'] . '/', '', $url);
// Strip / from the beginning
if (substr($url, 0, 1) == '/')
{
$url = substr($url, 1);
}
$url = (!empty($dir) ? $dir . '/' : '') . $url;
$url = generate_board_url() . '/' . $url;
$url = $phpbb_filesystem->clean_path($url);
}
}
@ -2769,8 +2795,6 @@ function redirect($url, $return = false, $disable_cd_check = false)
trigger_error('INSECURE_REDIRECT', E_USER_ERROR);
}
$url = $phpbb_filesystem->clean_path($url);
if ($return)
{
return $url;