westdc-zf1/application/models/ContactForm.php

<?php

class ContactForm extends Zend_Form
{
    public function __construct($options = null)
    {
        parent::__construct($options);
        $this->setName('Contact');

        $username = new Zend_Form_Element_Text('username');
        $username->setLabel('Name')->setRequired(true)
        ->addFilter('StripTags') ->addFilter('StringTrim')
        ->addValidator('StringLength',false,array(3,50));
        
       
        $email=new Zend_Form_Element_Text('email');
        $email->setLabel('Email')
        			->setRequired(true)
        			->addFilter('StringTrim')
        			->addValidator('NotEmpty')
        			->addValidator('EmailAddress');
		  
		  $subject=new Zend_Form_Element_Text('subject');
		  $subject->setLabel('Subject')->setRequired(true);
		  
		  $body=new Zend_Form_Element_Textarea('body');
		  $body->setLabel('Content')->setRequired(true)->setAttrib('rows',4);
		  
        $id = new Zend_Form_Element_Hidden('id');
        
        $submit = new Zend_Form_Element_Submit('submit');
        $submit ->setAttrib('id', 'submitbutton')
				->setAttrib('class', 'btn btn-primary')
				->setLabel('Send');
        
        $spam=new element_bcSpamBlock('spam');
        $spam->addPrefixPath('Validator','validator/','validate')
        		 ->addValidator('SpamBlock');
        

        $this->addElements(array($id, $spam,$username,$email,$subject,$body,$submit));
        $this->clearDecorators();
        $this->addDecorator('FormElements')
         ->addDecorator('HtmlTag', array('tag' => '<ul>','class'=>'commentform unstyled'))
         ->addDecorator('Form');
        
        $this->setElementDecorators(array(
            array('ViewHelper'),
            array('Errors'),
            array('Description'),
            array('Label', array('separator'=>' ')),
            array('HtmlTag', array('tag' => 'li', 'class'=>'element-group')),
        ));

        // buttons do not need labels
        $submit->setDecorators(array(
            array('ViewHelper'),
            array('Description'),
            array('HtmlTag', array('tag' => 'li', 'class'=>'submit-group')),
        ));
    }
}