k4st

class PostsModel extends ModelDefinition {	public function init() {		$this->setTable('posts', 'InnoDB');				$this->hasPrimaryKey('post_id');		$this->hasField('post_id', 'int(10)')->increment();		$this->hasField('name', 'varchar(255)')->auto('');				$this->hasMany('post_id', 'post_tags', 'tags.tag_id'); // links to tags		$this->hasMany('post_id', 'post_tags', 'post_tags.post_id'); // links to post_tags	}}class PostTagsModel extends ModelDefinition {	public function init() {		$this->setTable('post_tags', 'InnoDB');				$this->hasField('post_id', 'int(10)');		$this->hasField('tag_id', 'int(10)');				$this->hasOne('tag_id', 'tags', 'tags.tag_id');		$this->belongsTo('post_id', 'posts');	}}class TagsModel extends ModelDefinition {	public function init() {		$this->setTable('post_tags', 'InnoDB');				$this->hasField('tag_id', 'int(10)')->increment();		$this->hasField('name', 'varchar(20)')->auto('')->check('~^[a-z0-9 .]+$~iD');				$this->belongsTo('tag_id', 'post_tags');		$this->hasMany('tag_id', 'post_tags', 'posts.post_id');	}}