<?php

class Main_Users_Form_Admin_User extends Eppe_Form {

	protected $bean;

	public function init() {

		$exclude_id = $this->bean ? $this->bean->id : NULL;

		/**
		 * Dane do logowania
		 */
		$creditnails = array();
		
		$e = new Zend_Form_Element_Radio('loginarea',[
			'required' => true,
			'label' => 'Obszar logowania'
		]);
		$e->addMultiOptions([
			'frontend' => 'Frontend',
			'backend' => 'Backend',
		]);
		
		$creditnails[] = $e;
		
		$creditnails[] = new Zend_Form_Element_Text('name', array(
			'label' => 'Nazwa(imię)',
			'required' => true,
			'validators' => array(
				new Eppe_Validate_StringLength(array( 'min' => 6, 'max' => 20 )),
				new Eppe_Validate_Db_NoRecordExists(array( 'bean' => 'user', 'column' => 'name', 'exclude_id' => $exclude_id ))
			),
			'filters' => array(
				new Zend_Filter_StringTrim(),
				new Zend_Filter_StripTags()
			)
			)
		);
		$creditnails['pass'] = new Zend_Form_Element_Password('pass', array(
			'label' => 'Hasło',
			'validators' => array(
				new Zend_Validate_Identical('rep_pass'),
				new Eppe_Validate_StringLength(array( 'min' => 6, 'max' => 20 ))
			),
			'filters' => array(
				new Zend_Filter_StringTrim(),
				new Zend_Filter_StripTags()
			)
			)
		);

		if( NULL === $this->bean ) {
			$creditnails['pass']->setRequired(true);
		}

		$creditnails[] = new Zend_Form_Element_Password('rep_pass', array(
			'label' => 'Powtórz hasło'
			)
		);

		$this->addDisplayGroup($creditnails, 'creditnails', array( 'legend' => 'Dane do logowania' ));

		/**
		 * Uprawnienia
		 */
		$roles = R::$f->begin()
			->select('*')
			->from('role')
			->where('id != 1')
			->and('name != "anonymous"')
			->order('BY id ASC')
			->get();

		foreach( $roles as $role ) {
			$privileges[$role['id']] = new Zend_Form_Element_Checkbox($role['id'], array( 'label' => $role['name'] ));
		}
		$this->addDisplayGroup($privileges, 'privileges', array( 'legend' => 'Uprawnienia' ));

		$this->addToolbar();
	}

	public function populateWithBean($bean) {
		$roles = array();
		foreach( $bean->sharedRole as $role ) {
			$roles[$role->id] = true;
		}

		return $this->populate($roles + $bean->export());
	}

	public function isValid($data) {
		$isValid = parent::isValid($data);

		if( !array_key_exists('1', Eppe_Auth_Backend::_()->getUserRoles()) ) {
			foreach( $elements = $this->getDisplayGroup('privileges')->getElements() as $element ) {
				if( $element->getValue() )
					return $isValid;
			}
			reset($elements)->addError('Użtkownik musi być przypisany przynajmniej do jednej roli');

			return false;
		}

		return $isValid;
	}

}