gistfile1.txt

<?php

namespace VDW\VTFABundle\Entity;

/**
 * VDW\VTFABundle\Entity\Goal
 *
 * @ORM\Table(name="goal",indexes={@ORM\Index(name="name", columns={"name"})})
 * @ORM\Entity
 */
class Goal
{

    /**
     * @ORM\ManyToMany(targetEntity="Category", inversedBy="goals", cascade={"persist"})
     * @ORM\JoinTable(name="goal_category",
     *      joinColumns={@ORM\JoinColumn(name="goal_id", referencedColumnName="id")},
     *      inverseJoinColumns={@ORM\JoinColumn(name="category_id", referencedColumnName="id")}
     *      )
     */
    private $categories;

    /**
     * Constructor
     */
    public function __construct()
    {
        $this->categories = new \Doctrine\Common\Collections\ArrayCollection();
    }

    /**
     * Add category
     *
     * @param \VDW\VTFABundle\Entity\Category $category
     * @return Goal
     */
    public function addCategory(\VDW\VTFABundle\Entity\Category $category)
    {
        $this->categories[] = $category;
        $category->addGoal($this);

        return $this;
    }
    /**
     * Remove category
     *
     * @param \VDW\VTFABundle\Entity\Category $category
     */
    public function removeCategory(\VDW\VTFABundle\Entity\Category $category)
    {
        $this->categories->removeElement($category);
        $category->removeGoal($this);
    }

    /**
     * Get categories
     *
     * @return \Doctrine\Common\Collections\Collection
     */
    public function getCategories()
    {
        return $this->categories;
    }
}




    public function buildForm(FormBuilderInterface $builder, array $options)
    {
        $builder
            ->add('categories', 'genemu_jqueryselect2_entity', array(
                'class' => 'VDWVTFABundle:Category',
                'multiple' => true,
                'empty_value' => '',
                'help_inline' => 'Start typing to see categories',
                'property' => 'name',
                'attr' => array(
                    'class' => 'input-xxlarge'
                )
            ))