odea/application/controllers/JuridiqueController.php

<?php
class JuridiqueController extends Zend_Controller_Action
{

    public function init()
    {
        /* Initialize action controller here */
    }

    public function indexAction()
    {
    	$field = new Scores_Fields();
    	$this->view->fields = $field;
    }

    public function resetAction()
    {
    	$this->_helper->layout()->disableLayout();
    	$this->_helper->viewRenderer->setNoRender();
    	$fields = new Scores_Fields();
    	$fields->resetFamille('juridique');
    }

	public function completedAction()
	{
		$table = new Application_Model_FormeJuridique();
		$this->_helper->layout()->disableLayout();
		$this->_helper->viewRenderer->setNoRender();
		$request = $this->getRequest();

		$q = strtolower($request->getParam('q'));

		$separator = ' , ';

		$sql = $table->select()
			->where('LOWER(fjLibelle) LIKE "%'.$q.'%"')
			->where('LENGTH(fjCode) = 4');
    	$result = $table->fetchAll($sql);
    	foreach ($result as $item) {
    		$output[] = array(
    	    	'label' => $item->fjLibelle . $separator . $item->fjCode,
    	    	'value' => $item->fjCode
    		);
    	}
    	echo json_encode($output);
	}
}