static function parse_url()
{
if (Router::$controller) {
return;
}
// Work around problems with the CGI sapi by enforcing our default path
if ($_SERVER["SCRIPT_NAME"] && "/" . Router::$current_uri == $_SERVER["SCRIPT_NAME"]) {
Router::$controller_path = MODPATH . "gallery/controllers/albums.php";
Router::$controller = "albums";
Router::$method = 1;
return;
}
$item = item::find_by_relative_url(html_entity_decode(Router::$current_uri, ENT_QUOTES));
if ($item && $item->loaded()) {
Router::$controller = "{$item->type}s";
Router::$controller_path = MODPATH . "gallery/controllers/{$item->type}s.php";
Router::$method = "show";
Router::$arguments = array($item);
}
}
static function parse_url()
{
if (Router::$controller) {
return;
}
// Work around problems with the CGI sapi by enforcing our default path
if ($_SERVER["SCRIPT_NAME"] && "/" . Router::$current_uri == $_SERVER["SCRIPT_NAME"]) {
Router::$controller_path = MODPATH . "gallery/controllers/albums.php";
Router::$controller = "albums";
Router::$method = 1;
return;
}
$item = self::get_item_from_uri(Router::$current_uri);
if ($item && $item->loaded()) {
Router::$controller = "{$item->type}s";
Router::$controller_path = MODPATH . "gallery/controllers/{$item->type}s.php";
Router::$method = "show";
Router::$arguments = array($item);
}
}
public static function operation()
{
$filepath = Router::controller('filepath');
$classname = Router::controller('classname');
$method = Router::method();
$arguments = Router::arguments();
//加载controller
if (file_exists($filepath)) {
Zotop::load($filepath);
}
if (class_exists($classname, false)) {
$controller = new $classname();
if (method_exists($controller, $method) && $method[0] != '_') {
call_user_func_array(array($controller, $method), $arguments);
} else {
//Zotop::run('system.status.404');
//当方法不存在时，默认调用类的_empty()函数，改函数默认显示一个404错误，你可以在控制器中重写此方法
call_user_func_array(array($controller, '_empty'), $arguments);
}
} else {
Zotop::run('system.status.404');
}
}
/**
* Invokes method $method (with arguments $arguments) of the wrapped Controller, optionally replacing
* $_GET and $_POST contents before making the call.
* @param $method The name of the method to invoke.
* @param $arguments The arguments to pass.
* @param $get The array that should replace $_GET.
* @param $post The array that should replace $_POST.
* @param $capture If true (default) any output generated by the method is captured and returned,
* otherwise the method's return value itself is returned.
* @return The called method's output or its return value, depending on $capture.
*/
public function method($method, $arguments = null, $get = null, $post = null, $capture = true)
{
// If method does not exist, call the "__call" magic method
// This can be made faster by catching an exception in the switch statement below
if (!method_exists($this->controller, $method)) {
$arguments = array($method, $arguments);
$method = '__call';
}
// Change Router state to reflect call
//Router::$current_route = '';
//Router::$current_uri = '';
//Router::$complete_uri = '';
Router::$controller = $this->router_controller;
Router::$method = $method;
if ($arguments === null) {
Router::$arguments = array();
} else {
Router::$arguments = $arguments;
}
// If get or post parameters are passed, alter $_GET, $_POST and Router::$query_string accordingly
// NOTE: Should we alter $_SERVER['QUERY_STRING'] too?
if ($get !== null) {
$old_get = $_GET;
$_GET = $get;
Router::$query_string = '?' . http_build_query($get);
}
if ($post !== null) {
$old_post = $_POST;
$_POST = $post;
}
// Start output capture
if ($capture) {
ob_implicit_flush(0);
ob_start();
}
if (is_string($arguments)) {
$arguments = array($arguments);
}
// Invoke method
switch (count($arguments)) {
case 1:
$result = $this->controller->{$method}($arguments[0]);
break;
case 2:
$result = $this->controller->{$method}($arguments[0], $arguments[1]);
break;
case 3:
$result = $this->controller->{$method}($arguments[0], $arguments[1], $arguments[2]);
break;
case 4:
$result = $this->controller->{$method}($arguments[0], $arguments[1], $arguments[2], $arguments[3]);
break;
default:
// Resort to using call_user_func_array for many arguments (slower)
$result = call_user_func_array(array($this->controller, $method), $arguments);
break;
}
// Run system.post_controller
Event::run('dispatch.post_controller');
// Stop output capture
if ($capture) {
$result = ob_get_contents();
ob_end_clean();
}
// Revert $_GET and $_POST changes
if ($get !== null) {
$_GET = $old_get;
}
if ($post !== null) {
$_POST = $old_post;
}
// Revert Router state
//Router::$current_route = $this->router_state_backup['current_route'];
//Router::$current_uri = $this->router_state_backup['current_uri'];
//Router::$complete_uri = $this->router_state_backup['complete_uri'];
Router::$query_string = $this->router_state_backup['query_string'];
Router::$controller = $this->router_state_backup['controller'];
Router::$method = $this->router_state_backup['method'];
Router::$arguments = $this->router_state_backup['arguments'];
return $result;
}
/**
* Determines the appropriate controller, method, and arguments
* from the current URI request.
* Where necessary, defaults will be employed.
* Values are stored in local static members for use by the core.
*/
public static function current()
{
$current = self::getRequestPath();
// Are we being run from command line?
if (PHP_SAPI === 'cli') {
// $argv and $argc are disabled by default in some configurations.
$argc = isset($argc) ? $argc : $_SERVER['argc'];
if ($argc > 0) {
$args = isset($argv) ? $argv : $_SERVER['argv'];
// Merge all cli arguments as if they were in a uri from web context.
$current = implode('/', $args);
} else {
$current = self::getRequestPath();
}
}
// Remove dot paths
$current = preg_replace('#\\.[\\s./]*/#', '', $current);
// Remove leading slash
$current = ltrim($current, '/');
// Reduce multiple slashes
$current = preg_replace('#//+#', '/', $current);
// Remove front controller from URI if present (depends on variable used)
$frontController = \Config::get('core.front_controller') . FILE_EXTENSION;
if (substr($current, 0, strlen($frontController)) == $frontController) {
$current = substr($current, strlen($frontController));
}
// Remove any remaining leading/trailing slashes
$current = trim($current, '/');
// Check for rewrites matching configuration values.
$matched = $current;
$rewrites = \Config::get('rewrites');
if (!empty($rewrites)) {
foreach ($rewrites as $match => $replace) {
$match = trim($match, '/');
// Exact match?
if ($match == $current) {
$matched = $replace;
} elseif (preg_match('#^' . $match . '$#u', $current)) {
if (strpos($replace, '$')) {
// Replacement requires arguments that were parsed during match.
$matched = preg_replace('#^' . $match . '$#u', $replace, $current);
} else {
// Found match, no parsed arguments required.
$matched = $replace;
}
}
}
}
$current = $matched;
$parts = array();
if (strlen($current) > 0) {
$parts = explode('/', $current);
}
if (empty($parts)) {
self::$controller = \Config::get('core.default_controller');
} else {
$controller = '';
while (count($parts)) {
$controller .= array_shift($parts);
if (Loader::search('controller' . DIRECTORY_SEPARATOR . $controller)) {
self::$controller = $controller;
if (count($parts)) {
self::$method = array_shift($parts);
}
if (count($parts)) {
self::$arguments = $parts;
}
} else {
$controller .= DIRECTORY_SEPARATOR;
}
}
}
if (empty(self::$method)) {
self::$method = \Config::get('core.default_controller_method');
}
}
/**
* Router setup routine. Automatically called during Kohana setup process.
*
* @return void
*/
public static function setup()
{
if (!empty($_SERVER['QUERY_STRING'])) {
// Set the query string to the current query string
Router::$query_string = '?' . trim($_SERVER['QUERY_STRING'], '&/');
}
if (Router::$routes === NULL) {
// Load routes
Router::$routes = Kohana::config('routes');
}
// Default route status
$default_route = FALSE;
if (Router::$current_uri === '') {
// Make sure the default route is set
if (!isset(Router::$routes['_default'])) {
throw new Kohana_Exception('core.no_default_route');
}
// Use the default route when no segments exist
Router::$current_uri = Router::$routes['_default'];
// Default route is in use
$default_route = TRUE;
}
// Make sure the URL is not tainted with HTML characters
Router::$current_uri = html::specialchars(Router::$current_uri, FALSE);
// Remove all dot-paths from the URI, they are not valid
Router::$current_uri = preg_replace('#\\.[\\s./]*/#', '', Router::$current_uri);
// At this point segments, rsegments, and current URI are all the same
Router::$segments = Router::$rsegments = Router::$current_uri = trim(Router::$current_uri, '/');
// Set the complete URI
Router::$complete_uri = Router::$current_uri . Router::$query_string;
// Explode the segments by slashes
Router::$segments = ($default_route === TRUE or Router::$segments === '') ? array() : explode('/', Router::$segments);
if ($default_route === FALSE and count(Router::$routes) > 1) {
// Custom routing
Router::$rsegments = Router::routed_uri(Router::$current_uri);
}
// The routed URI is now complete
Router::$routed_uri = Router::$rsegments;
// Routed segments will never be empty
Router::$rsegments = explode('/', Router::$rsegments);
// Prepare to find the controller
$controller_path = '';
$method_segment = NULL;
// Paths to search
$paths = Kohana::include_paths();
foreach (Router::$rsegments as $key => $segment) {
// Add the segment to the search path
$controller_path .= $segment;
$found = FALSE;
foreach ($paths as $dir) {
// Search within controllers only
$dir .= 'controllers/';
if (is_dir($dir . $controller_path) or is_file($dir . $controller_path . EXT)) {
// Valid path
$found = TRUE;
// The controller must be a file that exists with the search path
if ($c = str_replace('\\', '/', realpath($dir . $controller_path . EXT)) and is_file($c) and strpos($c, $dir) === 0) {
// Set controller name
Router::$controller = $segment;
// Change controller path
Router::$controller_path = $c;
// Set the method segment
$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(Router::$rsegments[$method_segment])) {
// Set method
Router::$method = Router::$rsegments[$method_segment];
if (isset(Router::$rsegments[$method_segment + 1])) {
// Set arguments
Router::$arguments = array_slice(Router::$rsegments, $method_segment + 1);
}
}
// Last chance to set routing before a 404 is triggered
Event::run('system.post_routing');
if (Router::$controller === NULL) {
// No controller was found, so no page can be rendered
Event::run('system.404');
}
}
/**
* Determines the appropriate controller, method, and arguments
* from the current URI request.
* Where necessary, defaults will be employed.
* Values are stored in local static members for use by the core.
*/
public static function current()
{
$current = $_SERVER['PHP_SELF'];
// Are we being run from command line?
if (PHP_SAPI === 'cli') {
// $argv and $argc are disabled by default in some configurations.
$argc = isset($argc) ? $argc : $_SERVER['argc'];
if ($argc > 0) {
$args = isset($argv) ? $argv : $_SERVER['argv'];
// Merge all cli arguments as if they were in a uri from web context.
$current = implode('/', $args);
} else {
$current = $_SERVER['PHP_SELF'];
}
}
// Remove dot paths
$current = preg_replace('#\\.[\\s./]*/#', '', $current);
// Remove leading slash
$current = ltrim($current, '/');
// Reduce multiple slashes
$current = preg_replace('#//+#', '/', $current);
// Remove front controller from URI
$current = ltrim($current, Registry::$config['core']['front_controller'] . FILE_EXTENSION);
// Remove any remaining leading/trailing slashes
$current = trim($current, '/');
$parts = array();
if (strlen($current) > 0) {
$parts = explode('/', $current);
}
/**
* The controller is expected to be the first part.
* If not supplied, we'll assume the default controller
* defined in config.
*
* The method, if supplied, is expected to be the second part.
* If not supplied, we'll assume that the default method defined
* in config is the intended method.
*
* Any remaining parts are presumed to be arguments to the
* method and will be treated as such.
*/
if (count($parts)) {
self::$controller = array_shift($parts);
} else {
self::$controller = Registry::$config['core']['default_controller'];
}
if (count($parts)) {
self::$method = array_shift($parts);
} else {
self::$method = Registry::$config['core']['default_controller_method'];
}
if (count($parts)) {
self::$arguments = $parts;
}
}
public static function init()
{
// find URI
$uri = self::uri();
// remove query string from URI
if (($query = strpos($uri, '?')) !== FALSE) {
// split URI on question mark
list($uri, $query) = explode('?', $uri, 2);
// parse the query string into $_GET if using CLI
// warning: converts spaces and dots to underscores
if (PHP_SAPI === 'cli') {
parse_str($query, $_GET);
}
}
// store requested URI on first run only
if (self::$current_uri === NULL) {
self::$current_uri = trim($uri, '/');
}
// matches a defined route
$matched = FALSE;
// match URI against route
foreach (self::$routes as $route => $callback) {
// trim slashes
$route = trim($route, '/');
$callback = trim($callback, '/');
if (preg_match('#^' . $route . '$#u', self::$current_uri)) {
if (strpos($callback, '$') !== FALSE) {
// use regex routing
self::$routed_uri = preg_replace('#^' . $route . '$#u', $callback, self::$current_uri);
} else {
// standard routing
self::$routed_uri = $callback;
}
// valid route has been found
$matched = TRUE;
break;
}
}
// no route matches found, use actual uri
if (!$matched) {
self::$routed_uri = self::$current_uri;
}
// use default route if requesting /
if (empty(self::$routed_uri)) {
self::$routed_uri = self::$routes['_default'];
}
// decipher controller/method
$segments = explode('/', self::$routed_uri);
// controller is first segment
self::$controller = $segments[0];
// use default method if none specified
self::$method = isset($segments[1]) ? $segments[1] : self::$method;
// remaining arguments
self::$arguments = array_slice($segments, 2);
// instatiate controller
self::execute();
}
/**
* Cleans any supplied suffixes out of the URI
*
* @return void
* @author Sam Clark
* @access protected
*/
public function process_request()
{
// Launch a Restful preprocessing event
Event::run('restful.pre_processing', $this);
if ($this->config['caching']) {
// Load the cache name
$cache_name = $this->get_cache_name();
if ($cached = $this->cache->get($cache_name)) {
Router::$method = $cached['method'];
Router::$arguments = $cached['args'];
self::$mime = $cached['mime'];
self::$http_method = $cached['http_method'];
Event::run('restful.post_processing', $this);
return;
}
}
// First check the Routers own detection
if (Router::$url_suffix !== '') {
$ext = ltrim(Router::$url_suffix, '.');
if (array_key_exists($ext, $this->config['supported_mimes'])) {
self::$mime = array('extension' => $ext, 'type' => Kohana::config('mimes.' . $ext . '.0'));
}
} else {
// If there are Router arguments, the extension will be here
if (Router::$arguments) {
// Remove any supplied extension applied to the last argument before controller processing
Router::$arguments[] = preg_replace_callback($this->config['supported_mimes'], array($this, 'replace_mime'), array_pop(Router::$arguments), 1);
} else {
// Clean the router method
Router::$method = preg_replace_callback($this->config['supported_mimes'], array($this, 'replace_mime'), Router::$method, 1);
}
}
// Try and detect the HTTP method
self::$http_method = $this->detect_http_method();
// Cache the process if required
if ($this->config['caching']) {
$this->cache->set($cache_name, array('method' => Router::$method, 'args' => Router::$arguments, 'mime' => self::$mime, 'http_method' => self::$http_method), array('mime'), $this->config['caching'] === TRUE ? NULL : $this->config['caching']);
}
// If auto send header is set to true, send the content-type header
if ($this->config['auto_send_header']) {
header('Content-Type: ' . self::$mime['type']);
}
// Launch a post processing event
Event::run('restful.post_processing', $this);
return;
}
/**
* Setup routine.
* Automatically called during the core initialization process.
* @return bool
* @throws Exception_Exido
* @throws Exception_Exido_404
*/
public static function initialize()
{
if (self::$_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;
}
