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This commit is contained in:
ahwelp
2018-07-19 21:37:01 -03:00
commit 61f90338dd
4 changed files with 665 additions and 0 deletions
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src/BBRouter/Response.php
Executable
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<?php
namespace BBRouter;
/*
*
*
*/
class Response{
private static $_response;
/*
*
*/
public $_headers = Array();
/*
*
*/
public $_body = Array();
/*
*
*/
public $_code = 200;
//SINGLETON==============================================
private function __construct(){
}
private static function newObj(){
if (!isset( self::$_response )) {
self::$_response = new Response();
}
return self::$_response;
}
public function getInstance(){
if (!isset(self::$_response)) {
return self::newObj();
}
return self::$_response;
}
//=======================================================
public static function header($key, $value){
$istance = self::getInstance();
$istance->_headers[$key] = $value;
return $istance;
}
public static function body_prepend($body = null){
$instance = self::getInstance();
if (null !== $body) {
$instance->_body = (string) $body . $instance->_body;
return $instance;
}
return $instance;
}
public static function body($body = null){
$instance = self::getInstance();
if (null !== $body) {
$instance->_body = (string) $body;
return $instance;
}
return $instance;
}
public static function body_append($body = null){
$instance = self::getInstance();
if (null !== $body) {
$instance->_body .= (string) $body;
return $instance;
}
return $instance;
}
private function send_headers(){
foreach ($this->_headers as $key => $value) {
header($key .': '. $value, false);
}
return $this;
}
private function send_body(){
echo (string) $this->_body;
return $this;
}
public static function send(){
$instance = self::getInstance();
$instance->send_headers();
$instance->send_body();
return $instance;
}
public static function json($object, $jsonp_prefix = null){
$instance = self::getInstance();
$instance->body('');
$json = json_encode($object);
if (null !== $jsonp_prefix) {
// Should ideally be application/json-p once adopted
$instance->header('Content-Type', 'text/javascript');
$instance->body("$jsonp_prefix($json);");
} else {
$instance->header('Content-Type', 'application/json');
$instance->body($json);
}
$instance->send();
return $instance;
}
public static function redirect($url, $code = 302){
$instance = self::getInstance();
$instance->_code = $code;
$instance->header('Location', $url);
$instance->body('');
$instance->send();
return $instance;
}
function done(){
die;
}
}
src/BBRouter/Route.php
Executable
+237
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<?php
namespace BBRouter;
/*
*
*/
class Route{
/*
* HTTP VERB
*/
public $_verb = Array();
/*
* Execution Source
* HTTP | Cli | SOAP |
*/
public $_source;
/*
* URI String
*/
public $_uri;
/*
* Routes dispatch priority
*/
public $_weight = 0;
/*
* URI Segments
*/
public $_uri_segments = Array();
/*
* Extracted params
*/
public $_segments = Array();
/*
* Prepared params
*/
public $_params = Array();
/*
* Execute before dispatch route
*/
public $_before = Array();
/*
* Route callback
*/
public $_callback = Array();
/*
* Execute after route dispatched
*/
public $_after = Array();
/*
* Prepared RegEx
*/
public $_regex = '';
/*
* Can execute other route after this one?
*/
public $_block = false;
/*
* Is there a problem witch one?
*/
public $_http_error = false;
/*
* This rout should be counted?
*/
public $_ignore = false;
/*
* From Klein
* HTTP status List
*/
protected static $http_messages = array(
// Informational 1xx
100 => 'Continue',
101 => 'Switching Protocols',
// Successful 2xx
200 => 'OK',
201 => 'Created',
202 => 'Accepted',
203 => 'Non-Authoritative Information',
204 => 'No Content',
205 => 'Reset Content',
206 => 'Partial Content',
// Redirection 3xx
300 => 'Multiple Choices',
301 => 'Moved Permanently',
302 => 'Found',
303 => 'See Other',
304 => 'Not Modified',
305 => 'Use Proxy',
306 => '(Unused)',
307 => 'Temporary Redirect',
// Client Error 4xx
400 => 'Bad Request',
401 => 'Unauthorized',
402 => 'Payment Required',
403 => 'Forbidden',
404 => 'Not Found',
405 => 'Method Not Allowed',
406 => 'Not Acceptable',
407 => 'Proxy Authentication Required',
408 => 'Request Timeout',
409 => 'Conflict',
410 => 'Gone',
411 => 'Length Required',
412 => 'Precondition Failed',
413 => 'Request Entity Too Large',
414 => 'Request-URI Too Long',
415 => 'Unsupported Media Type',
416 => 'Requested Range Not Satisfiable',
417 => 'Expectation Failed',
// Server Error 5xx
500 => 'Internal Server Error',
501 => 'Not Implemented',
502 => 'Bad Gateway',
503 => 'Service Unavailable',
504 => 'Gateway Timeout',
505 => 'HTTP Version Not Supported',
);
//=======================================================
function execute(){
foreach ($this->_before as $before){
call_user_func($before);
}
foreach ($this->_callback as $callback){
call_user_func_array($callback, $this->_params);
}
foreach ($this->_after as $after){
call_user_func($after);
}
}
function prepare(){
$this->_segments = explode('/', $this->_uri);
foreach ($this->_segments as $segment){
if( strpos($segment, 'i:') > -1 ){
$this->_regex .= "\/[0-9]+";
}else if( strpos($segment, 'h:') > -1 ){
$this->_regex .= "\/[A-z]+";
}else if( strpos($segment, ':') > -1 ){
$this->_regex .= "\/[A-z0-9]+";
}else{
$this->_regex .= "\/".$segment;
}
}
$this->_regex = ltrim($this->_regex, '\/');
$this->_regex = "/\/" . $this->_regex . "$/";
}
function create_indexes(){
foreach ($this->_segments as $key => $segment){
if(preg_match('/\[.*?\]$/', $segment)){
$segment = trim( trim( $segment, '[' ), ']');
$param = explode(':', $segment);
$this->_params[ $param[1] ] = $this->_uri_segments[$key];
}
}
}
function set_uri($uri){
$this->_uri = $uri;
}
function get_segments(){
return $this->_segments;
}
function do_block(){
$this->_block = true;
return $this;
}
function not_block(){
$this->_block = false;
return $this;
}
function do_ignore(){
$this->_ignore = true;
return $this;
}
function not_ignore(){
$this->_ignore = false;
return $this;
}
function set_weight($weigth = 0){
$this->_weight = $weigth;
return $this;
}
function set_http_error($code = 400, $message = null){
if($message == null){
$message = self::$http_messages[$code];
}
$info = new \stdClass();
$info->code = $code;
$info->message = $message;
$this->_http_error = $info;
return $this;
}
function match($uri){
//Wildcards allways match
if(in_array('*', $this->_verb) || $this->_uri == '*'){
return true;
}
if( preg_match($this->_regex, $uri) ){
$this->_uri_segments = explode('/', $uri);
$this->create_indexes();
return true;
}
return false;
}
}
src/BBRouter/RouteCollection.php
Executable
+278
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<?php
namespace BBRouter;
class RouteCollection{
private static $_route_collection;
public $_uri = '/';
public $_routes = Array();
private $_verb = '';
private $_loaded_files = Array();
private $_errors = Array();
//SINGLETON==============================================
private function __construct(){ }
private static function newObj(){
if (!isset(self::$_route_collection)) {
self::$_route_collection = new RouteCollection();
self::$_route_collection->_uri = isset( $_GET['uri'] ) ? '/'. $_GET['uri'] : '/';
self::$_route_collection->define_verb();
}
return self::$_route_collection;
}
public function getInstance(){
if (!isset(self::$_route_collection)) {
return self::newObj();
}
return self::$_route_collection;
}
//HELPERS================================================
/*
* Find route files with names under pathname
*/
public function crawl($basepath = __DIR__, $filenames = Array('Routes.php', 'routes.php') ){
$instance = self::getInstance();
$rdi = new \RecursiveDirectoryIterator($basepath);
foreach(new \RecursiveIteratorIterator($rdi) as $file){
foreach ($filenames as $filename) {
if( strpos($file, $filename) ){
$instance->_loaded_files[] = $file;
}
}
}
return $instance;
}
/*
* Load the files with the routes
*/
function load_routes(){
$instance = self::getInstance();
foreach ($instance->_loaded_files as $loaded_file){
include $loaded_file;
}
return $instance;
}
/*
* GET | POST | PUT | PATCH | DELETE
*
*/
private function define_verb(){
$verbs_whitelist = Array('*', 'GET','POST','PUT','PATCH','DELETE', 'CLI');
$verb = '';
if(isset($_POST['_method'])){
$verb = $_POST['_method'];
}else if(php_sapi_name() == "cli"){
$verb = "CLI";
}else{
$verb = $_SERVER['REQUEST_METHOD'];
}
if(in_array($verb, $verbs_whitelist)){
$this->_verb = $verb;
}else{
echo 'Invalid HTTP Verb';
}
}
/*
*
*/
private function sort_routes(){
usort($this->_routes, function($a, $b){
if ($a->_weight == $b->_weight) {
return 0;
}
return ($a->_weight < $b->_weight) ? -1 : 1;
});
}
/*
* Dispatch routes
*/
function submit(){
global $ROUTE;
self::$_route_collection->sort_routes();
$one_hit = false;
foreach (self::$_route_collection->_routes as $route){
if(!in_array( self::$_route_collection->_verb, $route->_verb) && !in_array( '*', $route->_verb) ){
//No it is not
continue;
}
//Request match a route
$match = $route->match(self::$_route_collection->_uri);
if($match){
//Yup. Execute the route
$ROUTE = $route;
$route->execute();
if(!$route->_ignore){
$one_hit = true;
}
if($route->_http_error){
$this->http_error($route->_http_error);
return;
}
//If Executed, interrupt route chain?
if($route->_block){
return;
}
}
}
if(!$one_hit){
$info = new \stdClass();
$info->code = 404;
$info->message = 'Not Found';
self::$_route_collection->http_error($info);
}
}
//DEFINITORS=============================================
static function get($uri, $callback, $weight = 0){
$route = new Route();
$route->_verb[] = 'GET';
$route->_uri = $uri;
$route->_callback[] = $callback;
$route->_weight = $weight;
$route->prepare();
self::getInstance()->_routes[] = $route;
return $route;
}
static function post($uri, $callback, $weight = 0){
$route = new Route();
$route->_verb[] = 'POST';
$route->_uri = $uri;
$route->_callback[] = $callback;
$route->_weight = $weight;
$route->prepare();
self::getInstance()->_routes[] = $route;
return $route;
}
static function put($uri, $callback, $weight = 0){
$route = new Route();
$route->_verb[] = 'PUT';
$route->_uri = $uri;
$route->_callback[] = $callback;
$route->_weight = $weight;
$route->prepare();
self::getInstance()->_routes[] = $route;
return $route;
}
static function patch($uri, $callback, $weight = 0){
$route = new Route();
$route->_verb[] = 'PATCH';
$route->_uri = $uri;
$route->_callback[] = $callback;
$route->_weight = $weight;
$route->prepare();
self::getInstance()->_routes[] = $route;
return $route;
}
static function delete($uri, $callback, $weight = 0){
$route = new Route();
$route->_verb[] = 'DELETE';
$route->_uri = $uri;
$route->_callback[] = $callback;
$route->_weight = $weight;
$route->prepare();
self::getInstance()->_routes[] = $route;
return $route;
}
static function resource($uri){
throw new Exception('Not implemented');
}
/*
*
*/
static function add($verb, $uri, $callback, $weight = 0){
$route = new Route();
if(is_array( $verb ) ){
$route->_verb = $verb;
}else{
$route->_verb[] = $verb;
}
$route->_uri = $uri;
$route->_callback[] = $callback;
$route->_weight = $weight;
$route->prepare();
self::getInstance()->_routes[] = $route;
return $route;
}
/*
*
*/
function addRoute(Route $route){
$this->_routes[] = $route;
}
static function on_http_error($function){
$instance = self::getInstance();
$instance->_errors[] = $function;
}
/*
*
*/
private function http_error(\stdClass $info){
$info = (array) $info;
foreach ($this->_errors as $error) {
call_user_func_array($error, $info);
}
}
}