フレームワークのコントローラー部分の動作を調べるために試しに自分で書いてみた。
Javaと違い、リフレクションが簡単にできるPHPだから、意外と簡単だった。コントローラー部分だけならすぐ作れることがわかった。O/Rマッパーの自動処理がPAKEで実装してあるSymfonyがすごいなということがわかった。formからの遷移をしっかりやってくれるEthnaがすごいなというのがよくわかった。
ob_start();
////Smarty設定
require_once "/home/p/smarty.ini.php";
////PEAR
require_once "Var_Dump.php";
ob_end_clean();
//////////////////////////////////////////////
//なんちゃってフレームワーク
//////////////////////////////////////////////
//////////
//コントローラークラス 基底
class Controller{
protected $template_prefix = "";
protected $template_error = "error";
private $layout = "layout.tpl.php";
public function __construct(){
$this->smarty = SmartyIntance( $_SESSION['user'] );
}
public function forward( $action ){
ob_end_clean();
$this->{$action."Action"}();
ob_end_flush();
}
public function assign( $key, $val=null ){
if( $val ){
$this->smarty->assign( $key, $val );
}else if( $key ) {
$this->smarty->assign( $key );
}
}
public function setLayout($name){
$this->layout = $name;
}
public function display($template_partial_name){
$this->smarty->assign("mcontent", $this->template_prefix.$template_partial_name );
ob_end_clean();
$this->smarty->display( $this->layout );
}
public function errorAction($array=null){
$this->display($this->template_error);
}
public function sendDownload( $filename, $filepath ){
if(! file_exists( $filepath ) ){
$this->assign("notice", "ファイルを指定してください");
$this->forward("error");
return;
}
require_once "HTTP/Download.php";
ob_end_clean();
$down = new HTTP_Download();
$down->setFile($filepath);
$down->setContentDisposition(HTTP_DOWNLOAD_ATTACHMENT, $filename );
$down->setContentType( mime_content_type( $filepath ));
$down->send();
ob_end_flush();
return;
}
}
class Dispatcher
{
public static function dispatch( $contoller, $action ){
try{
ob_start();
$action = ($action) ? $action : "index" ;
$contoller->{$action."Action"}();
ob_end_flush();
}catch(Exception $e){
throw new Exception("アクションがありません");
}
}
}
/////////////////////////////////////////
//$_GETを元にActionマッピングするクラス
class GetDispatcher extends Dispatcher {
public static $actionKey;
public static function dispatch( $contoller ){
parent::dispatch( $contoller, $_GET[GetDispatcher::$actionKey] );
}
}
/////////////////////////////
//チョット便利な関数
/////////////////////////////
function link_to( $url, $text, $attributes ){
if( is_array($attributes) ){
foreach( $attributes as $key => $val){
$attrs[] = " $key='$val' ";
}
$attrs = implode("", $attrs);
}else{
$attrs = $attributes;
}
return "<a href='$url' $attrs >$text</a>";
}
///////////////////////////////////////////
//validator
///////////////////////////////////////////
class Validator{
public $message;
public function __construct( $message ){
$this->message = $message;
}
public function isValid($value){
return true;
}
}
class nullValidator extends Validator {
public function __construct($message=null){
if($message==null || $message==""){
$message = "必須項目を入力してください";
}
parent::__construct( $message);
}
public function isValid($value){
return !($value==null || $value =="");
}
}
class minValidator extends Validator {
public function __construct($message=null, $length=10 ){
if($message == null || $message == "" ){
$message = $length."文字以上で入力してください";
}
$this->minLength = $length;
parent::__construct( $message);
}
public function isValid($value){
return !( strlen( $value ) < $this->minLength );
}
}
class maxValidator extends Validator {
public function __construct($message=null, $length=10 ){
if($message==null || $message==""){
$message = $length."文字以上で入力してください";
}
$this->minLength = $length;
parent::__construct( $message);
}
public function isValid($value){
return !( strlen( $value ) > $this->minLength );
}
}
class rangeValidator extends Validator{
public function __construct($message=null, $min=1,$max=10 ){
if($message==null || $message==""){
$message = $min."から".$max."の値を入力してください";
}
$this->min = $min;
$this->max = $max;
parent::__construct( $message);
}
public function isValid($value){
return !( $this->min <= $value && $value <= $this->max );
}
}
/////////////
//REUQESTをマップする
//いちいち三項演算子呼ぶのが面倒だ。
class Utena_Request{
protected $params;
public function __construct($params=array()){
$this->params = $params;
}
public static function GET_Reqeuest(){
return Utena_Request::factory($_GET,"Utena_Request_GET");
}
public static function POST_Reqeuest(){
return Utena_Request::factory($_POST,"Utena_Request_POST");
}
public static function Utena_Request_COOKIE(){
return Utena_Request::factory($_COOKIE,"Utena_Request_POST");
}
private static function factory($array, $ClassName){
return new $ClassName($array);
}
public function getParam($name,$_default=null){
$val = @trim($this->params[$name]);
if($val!=null || $val!="" ){
return $this->params[$name];
}else if( $_default != null ){
return $_default;
}else{
return null;
}
}
}
class Utena_Request_GET extends Utena_Request {}
class Utena_Request_POST extends Utena_Request {
}
class Utena_Request_COOKIE extends Utena_Request {}
//main処理
class SampleCtrl extends Controller{
}
//////////////////////
//GETに基づいて処理する
//////////////////////
//ob_start();
GetDispatcher::$actionKey = "action";
GetDispatcher::dispatch(new SampleCtrl());
//ob_end_flush();
