/**
* Setup routine.
* Automatically called during the core initialization process.
* @return bool
* @throws Exception_Exido
* @throws Exception_Exido_404
*/
public static function initialize()
{
if (self::$_routes === null) {
// Load routes
self::$_routes = Exido::config('route');
}
// Debug log
if (Exido::$log_debug) {
Exido::$log->add('EXIDO_DEBUG_LOG', __('Initialize routing'));
}
$default_route = false;
if (self::$current_uri == Exido::config('global.core.index_file')) {
self::$current_uri = '';
}
if (!isset(self::$_routes['default_method'])) {
self::$_routes['default_method'] = self::$method;
}
// Remove web-root directory
if (WEB_ROOT != '') {
self::$web_root = trim(WEB_ROOT, '/');
// Remove the suffix from the URL if needed
self::$current_uri = trim(preg_replace("|^" . self::$web_root . "|", "", self::$current_uri), '/');
}
if (self::$current_uri == '') {
// If default controller is not set
if (!isset(self::$_routes['default_controller']) or self::$_routes['default_controller'] == '') {
self::$_routes['default_controller'] = self::$default;
}
// Use the default route when no segments exist
self::$current_uri = self::$_routes['default_controller'];
// Default route is in use
$default_route = true;
}
if ($default_route == false) {
// Remove the suffix from the URL if needed
self::$current_uri = preg_replace("|" . preg_quote(Exido::config('global.core.url_suffix')) . "\$|", "", self::$current_uri);
// Strip arguments
if ($argspos = strpos(self::$current_uri, '?')) {
self::$current_uri = substr(self::$current_uri, 0, $argspos);
}
// Explode the segments by slashes
foreach (explode("/", preg_replace("|/*(.+?)/*\$|", "\\1", self::$current_uri)) as $val) {
$val = trim($val);
// Check for allowed characters
if (Exido::config('global.core.permitted_uri_chars') != '' and $val != '') {
// preg_quote() in PHP 5.3 escapes -, so the str_replace() and addition of - to preg_quote() is to maintain backwards
// compatibility as many are unaware of how characters in the permitted_uri_chars will be parsed as a regex pattern
if (!preg_match("|^[" . str_replace(array('\\-', '\\-'), '-', preg_quote(Exido::config('global.core.permitted_uri_chars'), '-')) . "]+\$|i", $val)) {
throw new Exception_Exido('The requested URL %s has a disallowed characters', array($val));
}
}
if ($val != '') {
self::$segments[] = self::$rsegments[] = $val;
}
}
// Custom routing
if (count(self::$_routes) > 0) {
self::$rsegments = self::_getRouted(self::$segments);
}
//array_merge(self::_getRouted(self::$segments), self::$segments);
}
if ($default_route == true) {
self::$rsegments[] = self::$current_uri;
}
// Prepare to find the controller
$controller_path = '';
$method_segment = null;
$controller_name = array();
// Paths to search
$paths = Exido::getIncludePaths();
foreach (self::$rsegments as $key => $segment) {
// Add the segment to the search path
$controller_path .= $segment;
$found = false;
// Set segment into controller name
$controller_name[] = ucfirst($segment);
foreach ($paths as $dir) {
// Search within controllers only
$dir .= 'controller/';
if (is_dir($dir . $controller_path) or is_file($dir . $controller_path . '.php')) {
// Valid path
$found = true;
// The controller must be a file that exists with the search path
if ($c = realpath($dir . $controller_path . '.php') and is_file($c)) {
// Set the controller name
self::$controller = ucfirst(strtolower(EXIDO_ENVIRONMENT_NAME)) . '_Controller_' . implode('_', $controller_name);
self::$controller_view = $controller_path;
// Set the controller path
self::$controller_path = $c;
// Set the method
$method_segment = $key + 1;
// Stop searching
break;
}
}
}
if ($found === false) {
// Maximum depth has been reached, stop searching
break;
}
// Add another slash
$controller_path .= '/';
}
if ($method_segment !== null and isset(self::$rsegments[$method_segment])) {
// Set method
if (isset(self::$rsegments[$method_segment])) {
self::$method = self::$rsegments[$method_segment];
}
if (isset(self::$rsegments[$method_segment])) {
// Set arguments
self::$arguments = array_slice(self::$rsegments, $method_segment + 1);
}
}
// If controller does not found
// We throw the 404 page
if (self::$controller === null) {
throw new Exception_Exido_404('Undefined controller %s.', array(self::$current_uri));
}
return true;
}