<?php

class Objective extends Eloquent
{

  protected $fillable = array('text', 'outcome_id', 'program_id', 'active');

  /**
   * Return the program that the objective belongs to
   *
   * @return Illuminate\Database\Eloquent\Model
   */
  public function program()
  {
  	return $this->belongsTo('Program');
  }

  /**
   * Return the outcomes that the objective belongs to
   *
   * @return Illuminate\Database\Eloquent\Model
   */
  public function outcomes()
  {
  	return $this->belongsToMany('Outcome', 'objective_outcome', 'objective_id', 'outcome_id');
  }

    /**
     * Return the program that the objective belongs to
     *
     * @return Illuminate\Database\Eloquent\Model
     */
    public function criteria()
    {
        return $this->hasMany('Criterion');
    }

}