Search.php

<?php
/**
 * @author Antoine Hedgecock <antoine@pmg.se>
 */

/**
 * @namespace
 */
namespace Company\Form\Company;
use Zend\Form\Form,

    Company\Service\Company\Branch as BranchService,

    Zend\ServiceManager\ServiceManager,
    Zend\ServiceManager\ServiceManagerAwareInterface;

class Search extends Form implements ServiceManagerAwareInterface
{
    public function setServiceManager(ServiceManager $serviceManager)
    {
        $options = array(
            'sort' => array(
                'name' => 'ASC'
            ),

            'queryOptions' => array(
                BranchService::QUERY_OPT_WITHOUT_EMPTY_BRANCHES     => true,
                BranchService::QUERY_OPT_WITHOUT_UNSPECIFIED_BRANCH => true
            )
        );

        $branches = $serviceManager->get('company_service_branch')
                                   ->fetchAll($options);
        $values = array(
            'Alla kategorier' => '_'
        );

        foreach($branches as $branch) {

            $values[$branch['name']] = $branch['id'];
        }

        $this->get('category')
             ->setAttribute('options', $values);
    }

    public function __construct($name = null)
	{
		parent::__construct($name);

	 	$this->add(
			array(
			    'name'       => 'category',
			    'attributes' => array(
					'label'   => 'Välj kategori',
			    )
			)
		);

		$this->add(
			array(
			     'name'       => 'keywords',
			     'attributes' => array(
				     'label' => 'Nyckelord'
			     )
			)
		);
	}

	public function getSphinxSearchParameters()
	{
		$parameters = array(
			'query'   => array(),
			'methods' => array()
		);

		if (isSet($this->data['keywords']) && !empty($this->data['keywords'])) {

			$parameters['query'][] = array(
				'field' => array('name', 'description'),
				'value' => $this->data['keywords']
			);
		}

		if (isSet($this->data['category']) && $this->data['category'] != '_') {

			$parameters['methods'][] = array(
				'method' => 'filter',
				'parameters' => array('category', (array) $this->data['category'])
			);
		}

		return $parameters;
	}
}