/**
* returns an validator for a single category
*
* @return Zend_Filter_Input validator
*/
protected function getValidator()
{
// define filter
$filterTrim = new Zend_Filter_StringTrim();
$filterUtf8 = new application_filter_utf8();
$filter = array('id' => $filterTrim, 'name' => array($filterTrim, $filterUtf8), 'position' => $filterTrim);
// define validators
$validatorId = new application_validate_categoryid();
$validatorId->setMessage(Zend_Registry::get('language')->translate("category doesn't exists"), application_validate_categoryid::NOT_EXISTS);
$validatorNotEmpty = new Zend_Validate_NotEmpty();
$validatorNotEmpty->setMessage(Zend_Registry::get('language')->translate("Value is required and can't be empty"), Zend_Validate_NotEmpty::IS_EMPTY);
$validatorAlnum = new Zend_Validate_Alnum(true);
$validatorAlnum->setMessage(Zend_Registry::get('language')->translate('Only alphanummeric values allowed'), Zend_Validate_Alnum::NOT_ALNUM);
$validatorAlnum->setMessage(Zend_Registry::get('language')->translate("Value is required and can't be empty"), Zend_Validate_Alnum::STRING_EMPTY);
$validatorNum = new Zend_Validate_Digits(false);
$validatorNum->setMessage(Zend_Registry::get('language')->translate('Only digits allowed'), Zend_Validate_Digits::NOT_DIGITS);
$validatorNum->setMessage(Zend_Registry::get('language')->translate("Value is required and can't be empty"), Zend_Validate_Digits::STRING_EMPTY);
$validators = array('id' => array($validatorId, Zend_Filter_Input::ALLOW_EMPTY => true, Zend_Filter_Input::PRESENCE => Zend_Filter_Input::PRESENCE_OPTIONAL), 'name' => array($validatorNotEmpty, Zend_Filter_Input::ALLOW_EMPTY => false, Zend_Filter_Input::PRESENCE => Zend_Filter_Input::PRESENCE_REQUIRED), 'position' => array($validatorNum, Zend_Filter_Input::PRESENCE => Zend_Filter_Input::PRESENCE_OPTIONAL));
// create validation main object
$validator = new Zend_Filter_Input($filter, $validators, array(), array(Zend_Filter_Input::NOT_EMPTY_MESSAGE => Zend_Registry::get('language')->translate("Value is required and can't be empty"), Zend_Filter_Input::BREAK_CHAIN => false));
// return filter input object
return $validator;
}
/**
* validates feed input
*
* @return Zend_Filter_Input|array validator or error message array
* @param array $data for validating
* @param int $validateid (optional) indicates whether id has to be validated
*/
protected function validate($data, $validateId = false)
{
// define filter
$filterTrim = new Zend_Filter_StringTrim();
$filter = array('name' => $filterTrim, 'url' => $filterTrim, 'category' => $filterTrim, 'priority' => $filterTrim, 'favicon' => $filterTrim, 'filter' => $filterTrim, 'source' => $filterTrim);
if (!isset($data['source'])) {
$data['source'] = '';
}
// define validators
$validatorNotEmpty = new Zend_Validate_NotEmpty();
$validatorNotEmpty->setMessage(Zend_Registry::get('language')->translate("Value is required and can't be empty"), Zend_Validate_NotEmpty::IS_EMPTY);
$validatorCategoryId = new application_validate_categoryid();
$validatorCategoryId->setMessage(Zend_Registry::get('language')->translate("category doesn't exists"), application_validate_categoryid::NOT_EXISTS);
$validatorSource = new application_validate_source();
$validatorSource->setMessage(Zend_Registry::get('language')->translate("source doesn't exists"), application_validate_source::NOT_EXISTS);
$validatorNum = new Zend_Validate_Int(Zend_Registry::get('session')->language);
$validatorNum->setLocale(Zend_Registry::get('session')->language);
$validatorNum->setMessage(Zend_Registry::get('language')->translate('Only digits allowed'), Zend_Validate_Int::NOT_INT);
$validatorNum->setMessage(Zend_Registry::get('language')->translate('Only digits allowed'), Zend_Validate_Int::INVALID);
$validatorDuplicateFeed = new application_validate_duplicatefeed($data['source'], $validateId ? $data['id'] : false);
$validatorDuplicateFeed->setMessage(Zend_Registry::get('language')->translate("feed already exists"), application_validate_duplicatefeed::ALREADY_EXISTS);
$validators = array('name' => array($validatorNotEmpty, Zend_Filter_Input::PRESENCE => Zend_Filter_Input::PRESENCE_REQUIRED), 'url' => array($validatorDuplicateFeed, Zend_Filter_Input::ALLOW_EMPTY => true, Zend_Filter_Input::PRESENCE => Zend_Filter_Input::PRESENCE_OPTIONAL), 'category' => array($validatorNum, $validatorCategoryId, Zend_Filter_Input::PRESENCE => Zend_Filter_Input::PRESENCE_OPTIONAL), 'priority' => array($validatorNum, Zend_Filter_Input::PRESENCE => Zend_Filter_Input::PRESENCE_REQUIRED), 'favicon' => array(Zend_Filter_Input::PRESENCE => Zend_Filter_Input::PRESENCE_OPTIONAL, Zend_Filter_Input::ALLOW_EMPTY => true), 'filter' => array(Zend_Filter_Input::PRESENCE => Zend_Filter_Input::PRESENCE_OPTIONAL, Zend_Filter_Input::ALLOW_EMPTY => true), 'source' => array($validatorNotEmpty, $validatorSource, Zend_Filter_Input::PRESENCE => Zend_Filter_Input::PRESENCE_REQUIRED));
// read from source whether url is optional or not
if ($validatorSource->isValid($data['source'])) {
$plugin = Zend_Controller_Action_HelperBroker::getStaticHelper('pluginloader')->getPlugin($data['source']);
if (!$plugin->sourceOptional && $plugin->source !== false) {
$validators['url'] = array($validatorNotEmpty, $validatorDuplicateFeed, Zend_Filter_Input::PRESENCE => Zend_Filter_Input::PRESENCE_REQUIRED);
}
}
// insert filter and validate rules for id
if ($validateId !== false) {
$validatorFeedId = new application_validate_feedid();
$validatorFeedId->setMessage(Zend_Registry::get('language')->translate("feed doesn't exists"), application_validate_feedid::NOT_EXISTS);
$filter['id'] = $filterTrim;
$validators['id'] = array($validatorNum, $validatorFeedId, Zend_Filter_Input::PRESENCE => Zend_Filter_Input::PRESENCE_REQUIRED);
}
// create validation main object
$validator = new Zend_Filter_Input($filter, $validators, $data, array(Zend_Filter_Input::NOT_EMPTY_MESSAGE => Zend_Registry::get('language')->translate("Value is required and can't be empty"), Zend_Filter_Input::BREAK_CHAIN => false));
// return filter input object
return parent::validate($validator);
}