基于CakePHP实现的简单博客系统实例

<?php
class PostsController extends AppController {
 public $helpers = array(Html, Form, Session);
 public $components = array(Session);
 public function index() 
 {
   $this->set(posts, $this->Post->find(all));
 }
 public function view($id=null)
 {
   $this->Post->id=$id;
   $this->set(post,$this->Post->read());
 }
 public function add()
 {
   if($this->request->is("post"))
   {
    $this->Post->create();
    if($this->Post->save($this->request->data))
    {
      $this->Session->setFlash("your post added!");
      $this->redirect(array(action=>index));
    }
    else
    {
      $this->Session->setFlash("unable to create post!");
    }
   }
 }
 public function edit($id=null)
 {
   $this->Post->id=$id;
   if($this->request->is(get))
   {
     $this->request->data = $this->Post->read();
   }
   else
   {
     if($this->Post->save($this->request->data)) 
     {
       $this->Session->setFlash(Your post has been updated.);
       $this->redirect(array(action => index));
     }
     else
     {
       $this->Session->setFlash(Unable to update your post.);
     }
   }
 }
 public function delete($id) {
    if ($this->request->is(get)) {
        throw new MethodNotAllowedException();
    }
    if ($this->Post->delete($id)) {
      $this->Session->setFlash(The post with id:  . $id .  has been deleted.);
      $this->redirect(array(action => index));
    }
 }
}
?>

<?php
class Post extends AppModel {
public $validate = array(
 title => array(
 rule => notEmpty
),
 body => array(
 rule => notEmpty
)
);
}
?>

<?php
/**
 * Routes configuration
 *
 * In this file, you set up routes to your controllers and their actions.
 * Routes are very important mechanism that allows you to freely connect
 * different urls to chosen controllers and their actions (functions).
 *
 * PHP 5
 *
 * CakePHP(tm) : Rapid Development Framework (http://cakephp.org)
 * Copyright 2005-2012, Cake Software Foundation, Inc. (http://cakefoundation.org)
 *
 * Licensed under The MIT License
 * Redistributions of files must retain the above copyright notice.
 *
 * @copyright   Copyright 2005-2012, Cake Software Foundation, Inc. (http://cakefoundation.org)
 * @link     http://cakephp.org CakePHP(tm) Project
 * @package    app.Config
 * @since     CakePHP(tm) v 0.2.9
 * @license    MIT License (http://www.opensource.org/licenses/mit-license.php)
 */
/**
 * Here, we are connecting / (base path) to controller called Pages,
 * its action called display, and we pass a param to select the view file
 * to use (in this case, /app/View/Pages/home.ctp)...
 */
  //Router::connect(/, array(controller => pages, action => display, home));
  Router::connect(/, array(controller => posts, action => index));
/**
 * ...and connect the rest of Pages controllers urls.
 */
  Router::connect(/pages/*, array(controller => pages, action => display));
/**
 * Load all plugin routes. See the CakePlugin documentation on 
 * how to customize the loading of plugin routes.
 */
  CakePlugin::routes();
/**
 * Load the CakePHP default routes. Only remove this if you do not want to use
 * the built-in default routes.
 */
  require CAKE . Config . DS . routes.php;

-- MySQL dump 10.13 Distrib 5.5.19, for Win64 (x86)
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--
-- Table structure for table `posts`
--
DROP TABLE IF EXISTS `posts`;
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/*!40101 SET character_set_client = utf8 */;
CREATE TABLE `posts` (
 `id` int(10) unsigned NOT NULL AUTO_INCREMENT,
 `title` varchar(50) COLLATE utf8_unicode_ci DEFAULT NULL,
 `body` text COLLATE utf8_unicode_ci,
 `created` datetime DEFAULT NULL,
 `modified` datetime DEFAULT NULL,
 PRIMARY KEY (`id`)
) ENGINE=InnoDB AUTO_INCREMENT=5 DEFAULT CHARSET=utf8 COLLATE=utf8_unicode_ci;
/*!40101 SET character_set_client = @saved_cs_client */;
--
-- Dumping data for table `posts`
--
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/*!40000 ALTER TABLE `posts` DISABLE KEYS */;
INSERT INTO `posts` VALUES (1,The title,This is the post body.,2012-11-01 15:43:41,NULL),(2,A title once again,And the post body follows.,2012-11-01 15:43:41,NULL),(3,Title strikes back,This is really exciting! Not.,2012-11-01 15:43:41,NULL),(4,ggjjkhkhhk,7777777777777777777777777\r\n777777777777777777777777,2012-11-01 20:16:28,2012-11-01 20:16:28);
/*!40000 ALTER TABLE `posts` ENABLE KEYS */;
UNLOCK TABLES;
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INSERT INTO `schema_migrations` VALUES (20121013024711),(20121013030850);
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-- Dump completed on 2012-11-01 16:41:46