/**
     * Initialize form (extended from HouseSimple_Form)
     *
     * @return void
     */
    public function init()
    {
        $this->setMethod('post');
        $this->setAttrib('class', 'Form Form--user');
        $this->setAction($this->getView()->url());

        // Contact details.
        $this->addElement('Select', 'title', array(
            'label' => 'Title',
            'required' => true,
            'multiOptions' => array(
                '' => '',
                'mr' => 'Mr',
                'mrs' => 'Mrs',
                'miss' => 'Miss',
                'ms' => 'Ms',
                'dr' => 'Dr',
            ),
            'gridCellClasses' => array('u-size1of6', 'u-sm-size1of3')
        ));

        $this->addElement('Text', 'firstName', array(
            'label' => 'First Name',
            'required' => true,
            'errorMessage' => 'Please enter your first name',
            'filters' => array('StripTags', 'StringTrim'),
            'gridCellClasses' => array('u-size1of3', 'u-sm-size2of3')
        ));

        $this->addElement('Text', 'surname', array(
            'label' => 'Surname',
            'required' => true,
            'errorMessage' => 'Please enter your surname',
            'filters' => array('StripTags', 'StringTrim'),
            'gridCellClasses' => array('u-size1of2', 'u-sm-sizeFull')
        ));

        $this->addElement('Text', 'telephone', array(
            'label' => 'Telephone',
            'required' => true,
            'errorMessage' => 'Please enter a valid phone number',
            'filters' => array('StripTags', 'StringTrim'),
            'gridCellClasses' => array('u-size1of2', 'u-sm-sizeFull')
        ));

        $this->addElement('Text', 'mobile', array(
            'label' => 'Mobile Telephone',
            'required' => true,
            'errorMessage' => 'Please enter a valid phone number',
            'filters' => array('StripTags', 'StringTrim'),
            'gridCellClasses' => array('u-size1of2', 'u-sm-sizeFull')
        ));

        $this->addDisplayGroup(
            array(
                'title',
                'firstName',
                'surname',
                'telephone',
                'mobile'
            ),
            'contactDetails',
            array('legend' => 'Your details')
        );

        // Email fields.
        $this->addElement('Text', 'email', array(
            'label' => 'Email',
            'required' => true,
            'errorMessage' => 'Please enter a valid email address',
            'filters' => array('StripTags', 'StringTrim'),
            'validators' => array(
                array(new Caboodle_Validate_UniqueEmail(array(
                    'message' => "'%value%' is already registered"
                )), true),
                array(new Zend_Validate_EmailAddress(array(
                    'messages' => array(
                        Zend_Validate_EmailAddress::INVALID => 'Invalid email address',
                        Zend_Validate_EmailAddress::INVALID_FORMAT => 'Invalid email address',
                        Zend_Validate_EmailAddress::INVALID_HOSTNAME => 'Invalid email address',
                        Zend_Validate_EmailAddress::INVALID_LOCAL_PART => 'Invalid email address',
                        Zend_Validate_EmailAddress::INVALID_MX_RECORD => 'Invalid email address',
                        Zend_Validate_EmailAddress::INVALID_SEGMENT => 'Invalid email address'
                    )
                )), true)
            ),
            'gridCellClasses' => array('u-size1of2', 'u-sm-sizeFull')
        ));

        $this->addElement('Text', 'confirmEmail', array(
            'label' => 'Confirm Email',
            'required' => true,
            'errorMessage' => 'my-details-error-message-email-confirm',
            'filters' => array('StripTags', 'StringTrim'),
            'validators' => array(array(new Caboodle_Validate_ConfirmEmailMatch(), true)),
            'gridCellClasses' => array('u-size1of2', 'u-sm-sizeFull')
        ));

        $this->addDisplayGroup(
            array(
                'email',
                'confirmEmail'
            ),
            'emailFields'
        );

        // Password fields.
        $this->addElement('password', 'password', array(
            'label' => 'Choose Password',
            'required' => true,
            'errorMessage' => 'Password must be a minimum of 6 characters',
            'filters' => array('StripTags', 'StringTrim'),
            'validators' => array(array(new Zend_Validate_StringLength(array('min' => 6)), true)),
            'gridCellClasses' => array('u-size1of2', 'u-sm-sizeFull')
        ));

        $this->addElement('password', 'confirmPassword', array(
            'label' => 'Confirm Password',
            'required' => true,
            'errorMessage' => 'Password must match',
            'filters' => array('StripTags', 'StringTrim'),
            'validators' => array(array(new Caboodle_Validate_ConfirmPasswordMatch(), true)),
            'gridCellClasses' => array('u-size1of2', 'u-sm-sizeFull')
        ));

        $this->addDisplayGroup(
            array(
                'password',
                'confirmPassword'
            ),
            'passwordFields'
        );

        // Address fields.
        $this->addElement('Text', 'buildingNameNumber', array(
            'label' => 'Building name or number',
            'required' => true,
            'errorMessage' => 'Please enter your building name or number',
            'filters' => array('StripTags', 'StringTrim'),
            'gridCellClasses' => array('u-size1of2', 'u-sm-sizeFull'),
            'attribs' => array('data-address-field' => 'buildingNameNumber')
        ));

        $this->addElement('Text', 'street', array(
            'label' => 'Street',
            'required' => true,
            'errorMessage' => 'Please enter your street',
            'filters' => array('StripTags', 'StringTrim'),
            'gridCellClasses' => array('u-size1of2', 'u-sm-sizeFull'),
            'attribs' => array('data-address-field' => 'street')
        ));

        $this->addElement('Text', 'town', array(
            'label' => 'Town',
            'required' => true,
            'errorMessage' => 'Please enter your town',
            'filters' => array('StripTags', 'StringTrim'),
            'gridCellClasses' => array('u-size1of2', 'u-sm-sizeFull'),
            'attribs' => array('data-address-field' => 'town')
        ));

        $geoData = new Services_Model_DbTable_PostCodeData();
        $result = $geoData->getAllCounties();
        $counties = array('' => '-- Choose -- ');
        foreach ($result as $value) {
            $counties[trim($value->county)] = trim($value->county);
        }

        $this->addElement('Select', 'county', array(
            'label' => 'County',
            'required' => true,
            'errorMessage' => 'Please enter a valid county',
            'multiOptions' => $counties,
            'gridCellClasses' => array('u-size1of2', 'u-sm-sizeFull'),
            'attribs' => array('data-address-field' => 'county')
        ));

        $this->addElement('Text', 'postcode', array(
            'label' => 'Postcode',
            'required' => true,
            'errorMessage' => 'Please enter a valid postcode',
            'validators' => array(array('PostCode', true)),
            'filters' => array('StripTags', 'StringTrim'),
            'gridCellClasses' => array('u-size1of2', 'u-sm-sizeFull'),
            'attribs' => array('data-address-field' => 'postcode')
        ));

        $this->addDisplayGroup(
            array(
                'buildingNameNumber',
                'street',
                'town',
                'county',
                'postcode'
            ),
            'address',
            array('inline' => true, 'legend' => 'Your address')
        );

        // Signup interests.
        $this->addElement('MultiCheckbox', 'interests', array(
            'multiOptions' => Hs_Model_User::getSignupInterests(),
            'separator' => '',
            'inline' => true
        ));

        $this->addDisplayGroup(
            array('interests'),
            'userInterests',
            array('legend' => 'Your Interests')
        );

        // Buttons.
        $this->addElement('Button', 'save_btn', array(
            'label' => 'Submit'
        ));

        $this->addDisplayGroup(
            array('save_btn'),
            'buttons',
            array('order' => 500)
        );

        parent::init();
    }