Model.class.php

<?php
/*!
 * @AUTHOR João Rangel
 * joaohcrangel@gmail.com
 *
 * Qualquer alteração não autorizada neste arquivo implicará na perda de manutenção e/ou ganrantia de funcionamento do sistema.
 *
 * Date: 2013-12-19
 */
class Model {
  
	protected $fields = NULL;
	private $changed = false;
	
	public function __construct(){
		
		$args = func_get_args();
		
		$this->fields = (object)array();
		
		switch(count($args)){
			
			case 1:
				$arg = $args[0];
				switch(gettype($arg)){
					case 'integer':
					$this->get($arg);
					break;
					case 'array':
					$this->setChanged();
					$this->arrayToAttr($arg);
					break;
					case 'object':
					$this->{"getBy".get_class($arg)}($arg);
					break;
				}
			break;
			
		}
		
	}
	
	public function __call($name, $args){
		
		//Crindo Getters e Setters automaticamento
		if(!method_exists($this, $name) && strlen($name)>3 && in_array(substr($name,0,3), array('get', 'set'))){
			
			if(substr($name,0,3)=='get'){
				
				//Getters
				return $this->fields->{substr($name,3,strlen($name)-3)};
			
			}else{
				
				//Setters
				$this->setChanged();
				$this->fields->{substr($name,3,strlen($name)-3)} = $args[0];
				return true;
					
			}
			
		}else{
		
        	if($this) return call_user_func_array(array($this,$name),$args);
			
		}
			
	}
	
	private function arrayToAttr($array){
		
		$this->fields = (object)$array;
		
	}
	
	private function getSql(){
		
		return ($this->fields->Sql)?$this->fields->Sql:$this->setSql(new Sql());
		
	}
	
	private function queryToAttr($query){
		
		$sql = $this->getSql();
		$result = $sql->arrays($query, true);
		$this->arrayToAttr($result);
		return $result;
			
	}
	
	private function queryGetID($query){
		
		$sql = $this->getSql();
		$result = $sql->arrays($query, true);
		return (int)$result['_id'];
			
	}
	
	private function execute($query){
		
		$sql = $this->getSql();
		$sql->query($query);
		return true;
		
	}
	
	private function getChanged(){
		
		return $this->changed;
			
	}
	
	private function setChanged(){
		
		$this->changed = true;
			
	}
	
	private function setSaved(){
		
		$this->changed = false;
			
	}

}
?>