/**
* Create the redirection of an alias
*
* @return boolean true on success, false on failure
* @access public
* @static
*/
function redirect()
{
//get aliases for current folder
$dirname = array_pop(explode(DIRECTORY_SEPARATOR, dirname($_SERVER['SCRIPT_NAME'])));
$aliases = CMS_module_cms_aliases::getByName($dirname);
if (!$aliases) {
//no alias found, go to 404
CMS_grandFather::raiseError('No alias found for directory ' . dirname($_SERVER['SCRIPT_NAME']));
CMS_view::redirect(PATH_SPECIAL_PAGE_NOT_FOUND_WR, true, 301);
}
//check each aliases returned to get the one which respond to current alias
$matchAlias = false;
$domain = @parse_url($_SERVER['REQUEST_URI'], PHP_URL_HOST) ? @parse_url($_SERVER['REQUEST_URI'], PHP_URL_HOST) : (@parse_url($_SERVER['HTTP_HOST'], PHP_URL_HOST) ? @parse_url($_SERVER['HTTP_HOST'], PHP_URL_HOST) : $_SERVER['HTTP_HOST']);
$websites = array();
if ($domain) {
$websites = CMS_websitesCatalog::getWebsitesFromDomain($domain);
}
foreach ($aliases as $alias) {
if (!$matchAlias && dirname($_SERVER['SCRIPT_NAME']) == substr($alias->getPath(), 0, -1)) {
if ($websites) {
foreach ($websites as $website) {
//alias match path, check for website
if (!$alias->getWebsites() || !$website || in_array($website->getId(), $alias->getWebsites())) {
//alias match website, use it
$matchAlias = $alias;
}
}
} else {
//alias match path, check for website
if (!$alias->getWebsites()) {
//alias match website, use it
$matchAlias = $alias;
}
}
}
}
if (!$matchAlias) {
//no alias found, go to 404
CMS_grandFather::raiseError('No alias found for directory ' . dirname($_SERVER['SCRIPT_NAME']) . ' and domain ' . $domain);
CMS_view::redirect(PATH_SPECIAL_PAGE_NOT_FOUND_WR, true, 301);
}
//if alias is used as a page url, return page
if ($matchAlias->urlReplaced()) {
if (io::isPositiveInteger($matchAlias->getPageID())) {
$page = CMS_tree::getPageById($matchAlias->getPageID());
} else {
//no valid page set, go to 404
$matchAlias->raiseError('No page set for alias ' . $matchAlias->getID());
CMS_view::redirect(PATH_SPECIAL_PAGE_NOT_FOUND_WR, true, 301);
}
if (!$page || $page->hasError()) {
//no valid page found, go to 404
$matchAlias->raiseError('Invalid page ' . $matchAlias->getPageID() . ' for alias ' . $matchAlias->getID());
CMS_view::redirect(PATH_SPECIAL_PAGE_NOT_FOUND_WR, true, 301);
}
//return page path
$pPath = $page->getHTMLURL(false, false, PATH_RELATIVETO_FILESYSTEM);
if ($pPath) {
if (file_exists($pPath)) {
return $pPath;
} elseif ($page->regenerate(true)) {
clearstatcache();
if (file_exists($pPath)) {
return $pPath;
}
}
}
//no valid url page found, go to 404
$matchAlias->raiseError('Invalid url page ' . $matchAlias->getPageID() . ' for alias ' . $matchAlias->getID());
CMS_view::redirect(PATH_SPECIAL_PAGE_NOT_FOUND_WR, true, 301);
} else {
//this is a redirection
$params = isset($_SERVER['QUERY_STRING']) && $_SERVER['QUERY_STRING'] ? '?' . $_SERVER['QUERY_STRING'] : '';
if (isset($_SERVER['HTTP_REFERER'])) {
header("Referer: " . $_SERVER['HTTP_REFERER']);
}
if (io::isPositiveInteger($matchAlias->getPageID())) {
//it's a redirection to an Automne Page
$page = CMS_tree::getPageById($matchAlias->getPageID());
if ($page && !$page->hasError()) {
$pageURL = CMS_tree::getPageValue($matchAlias->getPageID(), 'url');
if ($pageURL) {
CMS_view::redirect($pageURL . $params, true, $matchAlias->isPermanent() ? 301 : 302);
} else {
//no valid url page found, go to 404
$matchAlias->raiseError('Invalid url page ' . $matchAlias->getPageID() . ' for alias ' . $matchAlias->getID());
CMS_view::redirect(PATH_SPECIAL_PAGE_NOT_FOUND_WR, true, 301);
}
} else {
//no valid page found, go to 404
$matchAlias->raiseError('Invalid page ' . $matchAlias->getPageID() . ' for alias ' . $matchAlias->getID());
CMS_view::redirect(PATH_SPECIAL_PAGE_NOT_FOUND_WR, true, 301);
}
} elseif ($matchAlias->getURL()) {
//it's a redirection to an URL
CMS_view::redirect($matchAlias->getURL(), true, $matchAlias->isPermanent() ? 301 : 302);
} else {
//no valid redirection found, go to 404
$matchAlias->raiseError('Invalid redirection for alias ' . $matchAlias->getID());
CMS_view::redirect(PATH_SPECIAL_PAGE_NOT_FOUND_WR, true, 301);
}
}
}
