CakePHP HABTM save

Post.php

<?php

class Post extends AppModel {
	public $hasMany = array('PostsTag');
	public $hasAndBelongsToMany = array('Tag');
}

PostsController.php

<?php

class PostsController extends AppController {
	public function save() {
		$data = array(
			'Post' => array(
				'title' => 'New Post'
			),
			'PostsTag' => array(
				array(
					'order' => 1,
					'Tag' => array('title' => 'Tag A')
				),
				array(
					'order' => 2,
					'Tag' => array('title' => 'Tag B')
				)
			)
		);
		$this->Post->saveAll($data, array('deep' => true));

		$results = $this->Post->find('all');
		debug($results); die;
	}
}

PostsTag.php

<?php

class PostsTag extends AppModel {
	public $belongsTo = array('Post', 'Tag');
}

schema.sql

# Dump of table posts
# ------------------------------------------------------------

CREATE TABLE `posts` (
  `id` int(10) unsigned NOT NULL AUTO_INCREMENT,
  `title` varchar(50) DEFAULT NULL,
  `body` text,
  `views` int(11) NOT NULL DEFAULT '0',
  `created` datetime DEFAULT NULL,
  `modified` datetime DEFAULT NULL,
  PRIMARY KEY (`id`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8;



# Dump of table posts_tags
# ------------------------------------------------------------

CREATE TABLE `posts_tags` (
  `id` int(11) unsigned NOT NULL AUTO_INCREMENT,
  `post_id` int(11) NOT NULL,
  `tag_id` int(11) NOT NULL,
  `order` int(11) NOT NULL DEFAULT '0',
  PRIMARY KEY (`id`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8;



# Dump of table tags
# ------------------------------------------------------------

CREATE TABLE `tags` (
  `id` int(11) unsigned NOT NULL AUTO_INCREMENT,
  `title` varchar(50) NOT NULL DEFAULT '',
  `created` datetime NOT NULL,
  `modified` datetime NOT NULL,
  PRIMARY KEY (`id`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8;

Tag.php

<?php

class Tag extends AppModel {
	public $hasMany = array('Post');
	public $hasAndBelongsToMany = array('Post');
}