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<?php
/**
* Copyright © Magento, Inc. All rights reserved.
* See COPYING.txt for license details.
*
* LICENSE
*
* This source file is subject to the new BSD license that is bundled
* with this package in the file LICENSE.txt.
* It is also available through the world-wide-web at this URL:
* https://framework.zend.com/license
* If you did not receive a copy of the license and are unable to obtain it
* through the world-wide-web, please send an email to [email protected]
* so we can send you a copy immediately.
*
* @copyright Copyright (c) 2005-2015 Zend Technologies USA Inc. (https://www.zend.com/)
* @license https://framework.zend.com/license New BSD License
*/
declare(strict_types=1);
namespace Magento\Framework\Filter;
use Laminas\Filter\FilterChain;
use Laminas\Filter\FilterInterface;
use Laminas\I18n\Translator\Translator;
use Laminas\I18n\Translator\TranslatorInterface;
use Magento\Framework\Validator\NotEmpty;
use Magento\Framework\Validator\ValidatorChain;
/**
* @SuppressWarnings(PHPMD.ExcessiveClassComplexity)
* @SuppressWarnings(PHPMD.CouplingBetweenObjects)
*/
class FilterInput
{
public const ALLOW_EMPTY = 'allowEmpty';
public const BREAK_CHAIN = 'breakChainOnFailure';
public const DEFAULT_VALUE = 'default';
public const MESSAGES = 'messages';
public const ESCAPE_FILTER = 'escapeFilter';
public const FIELDS = 'fields';
public const FILTER = 'filter';
public const FILTER_CHAIN = 'filterChain';
public const MISSING_MESSAGE = 'missingMessage';
public const INPUT_NAMESPACE = 'inputNamespace';
public const VALIDATOR_NAMESPACE = 'validatorNamespace';
public const FILTER_NAMESPACE = 'filterNamespace';
public const NOT_EMPTY_MESSAGE = 'notEmptyMessage';
public const PRESENCE = 'presence';
public const PRESENCE_OPTIONAL = 'optional';
public const PRESENCE_REQUIRED = 'required';
public const RULE = 'rule';
public const RULE_WILDCARD = '*';
public const VALIDATE = 'validate';
public const VALIDATOR = 'validator';
public const VALIDATOR_CHAIN = 'validatorChain';
public const VALIDATOR_CHAIN_COUNT = 'validatorChainCount';
/**
* @var array
*/
protected $_data = [];
/**
* @var array
*/
protected $_filterRules = [];
/**
* @var array
*/
protected $_validatorRules = [];
/**
* @var array
*/
protected $_validFields = [];
/**
* @var array
*/
protected $_invalidMessages = [];
/**
* @var array
*/
protected $_invalidErrors = [];
/**
* @var array
*/
protected $_missingFields = [];
/**
* @var array
*/
protected $_unknownFields = [];
/**
* @var FilterInterface
*/
protected $_defaultEscapeFilter = null;
/**
* @var array
*/
protected $_loaders = [];
/**
* @var array
*/
protected $_defaults = [
self::ALLOW_EMPTY => false,
self::BREAK_CHAIN => false,
self::ESCAPE_FILTER => 'HtmlEntities',
self::MISSING_MESSAGE => "Field '%field%' is required by rule '%rule%', but the field is missing",
self::NOT_EMPTY_MESSAGE => "You must give a non-empty value for field '%field%'",
self::PRESENCE => self::PRESENCE_OPTIONAL
];
/**
* @var boolean
*/
protected $_processed = false;
/**
* @var TranslatorInterface
*/
protected $_translator;
/**
* @var Boolean
*/
protected $_translatorDisabled = false;
/**
* @param array $filterRules
* @param array $validatorRules
* @param array|null $data
* @param array|null $options
*/
public function __construct($filterRules, $validatorRules, array $data = null, array $options = null)
{
if ($options) {
$this->setOptions($options);
}
$this->_filterRules = (array) $filterRules;
$this->_validatorRules = (array) $validatorRules;
if ($data) {
$this->setData($data);
}
}
/**
* Method to get messages.
*
* @return array
*/
public function getMessages()
{
$this->_process();
return array_merge($this->_invalidMessages, $this->_missingFields);
}
/**
* Method to get errors.
*
* @return array
*/
public function getErrors()
{
$this->_process();
return $this->_invalidErrors;
}
/**
* Method to get invalid.
*
* @return array
*/
public function getInvalid()
{
$this->_process();
return $this->_invalidMessages;
}
/**
* Method to get missing.
*
* @return array
*/
public function getMissing()
{
$this->_process();
return $this->_missingFields;
}
/**
* Method to get unknown.
*
* @return array
*/
public function getUnknown()
{
$this->_process();
return $this->_unknownFields;
}
/**
* Method to get escaped.
*
* @param string $fieldName
*
* @return mixed
*/
public function getEscaped($fieldName = null)
{
$this->_process();
$this->_getDefaultEscapeFilter();
if ($fieldName === null) {
return $this->_escapeRecursive($this->_validFields);
}
if (array_key_exists($fieldName, $this->_validFields)) {
return $this->_escapeRecursive($this->_validFields[$fieldName]);
}
return null;
}
/**
* Method to escape recursive.
*
* @param array|null $data
*
* @return array|null
*/
protected function _escapeRecursive($data)
{
if ($data === null) {
return $data;
}
if (!is_array($data)) {
return $this->_getDefaultEscapeFilter()->filter($data);
}
foreach ($data as &$element) {
$element = $this->_escapeRecursive($element);
}
return $data;
}
/**
* Method to get unescaped.
*
* @param string $fieldName
*
* @return mixed
*/
public function getUnescaped($fieldName = null)
{
$this->_process();
if ($fieldName === null) {
return $this->_validFields;
}
if (array_key_exists($fieldName, $this->_validFields)) {
return $this->_validFields[$fieldName];
}
return null;
}
/**
* Method get.
*
* @param string $fieldName
*
* @return mixed
*/
public function __get($fieldName)
{
return $this->getEscaped($fieldName);
}
/**
* Method to check has invalid.
*
* @return boolean
*/
public function hasInvalid()
{
$this->_process();
return !(empty($this->_invalidMessages));
}
/**
* Method to check has missing.
*
* @return boolean
*/
public function hasMissing()
{
$this->_process();
return !(empty($this->_missingFields));
}
/**
* Method to check has valid.
*
* @return boolean
*/
public function hasValid()
{
$this->_process();
return !(empty($this->_validFields));
}
/**
* Method to check is valid.
*
* @param string $fieldName
*
* @return boolean
*/
public function isValid($fieldName = null)
{
$this->_process();
if ($fieldName === null) {
return !($this->hasMissing() || $this->hasInvalid());
}
return array_key_exists($fieldName, $this->_validFields);
}
/**
* Method isset
*
* @param string $fieldName
* @return boolean
*/
public function __isset($fieldName)
{
$this->_process();
return isset($this->_validFields[$fieldName]);
}
/**
* Method to process.
*
* @return FilterInput
* @throws \Exception
*/
public function process()
{
$this->_process();
if ($this->hasInvalid()) {
throw new FilterException("Input has invalid fields");
}
if ($this->hasMissing()) {
throw new FilterException("Input has missing fields");
}
return $this;
}
/**
* Method to set data.
*
* @param array $data
*
* @return FilterInput
*/
public function setData(array $data)
{
$this->_data = $data;
$this->_validFields = [];
$this->_invalidMessages = [];
$this->_invalidErrors = [];
$this->_missingFields = [];
$this->_unknownFields = [];
$this->_processed = false;
return $this;
}
/**
* Method to set default escape filter.
*
* @param mixed $escapeFilter
*
* @return FilterInterface
* @throws \Exception
*/
public function setDefaultEscapeFilter($escapeFilter)
{
if (is_string($escapeFilter) || is_array($escapeFilter)) {
$escapeFilter = $this->_getFilter($escapeFilter);
}
if (!$escapeFilter instanceof FilterInterface) {
throw new FilterException('Escape filter specified does not implement FilterInterface');
}
$this->_defaultEscapeFilter = $escapeFilter;
return $escapeFilter;
}
/**
* Method to set options.
*
* @param array $options
*
* @return FilterInput
* @throws \Exception
* @SuppressWarnings(PHPMD.CyclomaticComplexity)
*/
public function setOptions(array $options)
{
foreach ($options as $option => $value) {
switch ($option) {
case self::ESCAPE_FILTER:
$this->setDefaultEscapeFilter($value);
break;
case self::INPUT_NAMESPACE:
case self::VALIDATOR_NAMESPACE:
case self::FILTER_NAMESPACE:
case self::ALLOW_EMPTY:
case self::BREAK_CHAIN:
case self::MISSING_MESSAGE:
case self::NOT_EMPTY_MESSAGE:
case self::PRESENCE:
$this->_defaults[$option] = $value;
break;
default:
throw new FilterException("Unknown option '$option'");
}
}
return $this;
}
/**
* Set translation object
*
* @param TranslatorInterface $translator
* @return FilterInput
*/
public function setTranslator($translator = null)
{
$this->_translator = $translator;
return $this;
}
/**
* Return translation object
*
* @return TranslatorInterface
*/
public function getTranslator()
{
if ($this->translatorIsDisabled()) {
return null;
}
if ($this->_translator === null) {
$this->_translator = new Translator();
}
return $this->_translator;
}
/**
* Indicate whether or not translation should be disabled
*
* @param bool $flag
*
* @return FilterInput
*/
public function setDisableTranslator($flag)
{
$this->_translatorDisabled = (bool) $flag;
return $this;
}
/**
* Is translation disabled
*
* @return bool
*/
public function translatorIsDisabled()
{
return $this->_translatorDisabled;
}
/**
* Method to filter.
*
* @return void
* @SuppressWarnings(PHPMD.CyclomaticComplexity)
* @throws FilterException
*/
protected function _filter()
{
foreach ($this->_filterRules as $ruleName => &$filterRule) {
if (!is_array($filterRule)) {
$filterRule = [$filterRule];
}
$filterList = [];
foreach ($filterRule as $key => $value) {
if (is_int($key)) {
$filterList[] = $value;
}
}
$filterRule[self::RULE] = $ruleName;
if (!isset($filterRule[self::FIELDS])) {
$filterRule[self::FIELDS] = $ruleName;
}
if (!isset($filterRule[self::FILTER_CHAIN])) {
$filterRule[self::FILTER_CHAIN] = new FilterChain();
foreach ($filterList as $filter) {
if (is_string($filter) || is_array($filter)) {
$filter = $this->_getFilter($filter);
}
$filterRule[self::FILTER_CHAIN]->setOptions(['callbacks' => [['callback' => $filter]]]);
}
}
if ($ruleName == self::RULE_WILDCARD) {
foreach (array_keys($this->_data) as $field) {
// phpcs:ignore Magento2.Performance.ForeachArrayMerge
$this->_filterRule(array_merge($filterRule, [self::FIELDS => $field]));
}
} else {
$this->_filterRule($filterRule);
}
}
}
/**
* Method to filter rule.
*
* @param array $filterRule
*
* @return void
*/
protected function _filterRule(array $filterRule)
{
$field = $filterRule[self::FIELDS];
if (!array_key_exists($field, $this->_data)) {
return;
}
if (is_array($this->_data[$field])) {
foreach ($this->_data[$field] as $key => $value) {
$this->_data[$field][$key] = $filterRule[self::FILTER_CHAIN]->filter($value);
}
} else {
$this->_data[$field] =
$filterRule[self::FILTER_CHAIN]->filter($this->_data[$field]);
}
}
/**
* Method to get default escape filter.
*
* @return FilterInterface
* @throws \Exception
*/
protected function _getDefaultEscapeFilter()
{
if ($this->_defaultEscapeFilter !== null) {
return $this->_defaultEscapeFilter;
}
return $this->setDefaultEscapeFilter($this->_defaults[self::ESCAPE_FILTER]);
}
/**
* Method to get missing message.
*
* @param string $rule
* @param string $field
*
* @return string
*/
protected function _getMissingMessage($rule, $field)
{
$message = $this->_defaults[self::MISSING_MESSAGE];
if (null !== ($translator = $this->getTranslator())) {
$message = $translator->translate(self::MISSING_MESSAGE);
}
return str_replace(['%rule%', '%field%'], [$rule, $field], $message);
}
/**
* Method to get not empty message
*
* @param string $rule
* @param string $field
*
* @return string
*/
protected function _getNotEmptyMessage($rule, $field)
{
$message = $this->_defaults[self::NOT_EMPTY_MESSAGE];
if (null !== ($translator = $this->getTranslator())) {
$message = $translator->translate($message);
}
return str_replace(['%rule%', '%field%'], [$rule, $field], $message);
}
/**
* Method to process.
*
* @return void
*/
protected function _process()
{
if ($this->_processed === false) {
$this->_filter();
$this->_validate();
$this->_processed = true;
}
}
/**
* Method to validate.
*
* @return void
* @SuppressWarnings(PHPMD.CyclomaticComplexity)
* @SuppressWarnings(PHPMD.NPathComplexity)
* @SuppressWarnings(PHPMD.ExcessiveMethodLength)
* phpcs:disable Generic.Metrics.NestingLevel
*/
protected function _validate()
{
if (!$this->_validatorRules) {
$this->_validFields = $this->_data;
$this->_data = [];
return;
}
$preserveDefaultNotEmptyMessage = $this->_defaults[self::NOT_EMPTY_MESSAGE];
foreach ($this->_validatorRules as $ruleName => &$validatorRule) {
if (!is_array($validatorRule)) {
$validatorRule = [$validatorRule];
}
$validatorList = [];
foreach ($validatorRule as $key => $value) {
if (is_int($key)) {
$validatorList[$key] = $value;
}
}
$validatorRule[self::RULE] = $ruleName;
if (!isset($validatorRule[self::FIELDS])) {
$validatorRule[self::FIELDS] = $ruleName;
}
if (!isset($validatorRule[self::BREAK_CHAIN])) {
$validatorRule[self::BREAK_CHAIN] = $this->_defaults[self::BREAK_CHAIN];
}
if (!isset($validatorRule[self::PRESENCE])) {
$validatorRule[self::PRESENCE] = $this->_defaults[self::PRESENCE];
}
if (!isset($validatorRule[self::ALLOW_EMPTY])) {
$foundNotEmptyValidator = false;
foreach ($validatorRule as $rule) {
if ($rule === NotEmpty::class) {
$foundNotEmptyValidator = true;
break;
}
if (is_array($rule)) {
$keys = array_keys($rule);
$classKey = array_shift($keys);
if (isset($rule[$classKey])) {
$ruleClass = $rule[$classKey];
if ($ruleClass === NotEmpty::class) {
$foundNotEmptyValidator = true;
break;
}
}
}
if (!is_object($rule)) {
continue;
}
if ($rule instanceof NotEmpty) {
$foundNotEmptyValidator = true;
break;
}
}
if (!$foundNotEmptyValidator) {
$validatorRule[self::ALLOW_EMPTY] = $this->_defaults[self::ALLOW_EMPTY];
} else {
$validatorRule[self::ALLOW_EMPTY] = false;
}
}
if (!isset($validatorRule[self::MESSAGES])) {
$validatorRule[self::MESSAGES] = [];
} elseif (!is_array($validatorRule[self::MESSAGES])) {
$validatorRule[self::MESSAGES] = [$validatorRule[self::MESSAGES]];
} elseif (array_intersect_key($validatorList, $validatorRule[self::MESSAGES])) {
$unifiedMessages = $validatorRule[self::MESSAGES];
$validatorRule[self::MESSAGES] = [];
foreach ($validatorList as $key => $validator) {
if (array_key_exists($key, $unifiedMessages)) {
$validatorRule[self::MESSAGES][$key] = $unifiedMessages[$key];
}
}
}
if (!isset($validatorRule[self::VALIDATOR_CHAIN])) {
$validatorRule[self::VALIDATOR_CHAIN] = new ValidatorChain();
foreach ($validatorList as $key => $validator) {
if (is_string($validator) || is_array($validator)) {
$validator = $this->_getValidator($validator);
}
if (isset($validatorRule[self::MESSAGES][$key])) {
$value = $validatorRule[self::MESSAGES][$key];
if (is_array($value)) {
$validator->setMessages($value);
} else {
$validator->setMessage($value);
}
if ($validator instanceof NotEmpty) {
if (is_array($value)) {
$temp = $value;
$this->_defaults[self::NOT_EMPTY_MESSAGE] = array_pop($temp);
unset($temp);
} else {
$this->_defaults[self::NOT_EMPTY_MESSAGE] = $value;
}
}
}
$validatorRule[self::VALIDATOR_CHAIN]->addValidator($validator, $validatorRule[self::BREAK_CHAIN]);
}
$validatorRule[self::VALIDATOR_CHAIN_COUNT] = count($validatorList);
}
if ($ruleName == self::RULE_WILDCARD) {
foreach (array_keys($this->_data) as $field) {
// phpcs:ignore Magento2.Performance.ForeachArrayMerge
$this->_validateRule(array_merge($validatorRule, [self::FIELDS => $field]));
}
} else {
$this->_validateRule($validatorRule);
}
$this->_defaults[self::NOT_EMPTY_MESSAGE] = $preserveDefaultNotEmptyMessage;
}
foreach (array_merge(array_keys($this->_missingFields), array_keys($this->_invalidMessages)) as $rule) {
foreach ((array) $this->_validatorRules[$rule][self::FIELDS] as $field) {
unset($this->_data[$field]);
}
}
foreach ($this->_validFields as $field => $value) {
unset($this->_data[$field]);
}
$this->_unknownFields = $this->_data;
}
/**
* Method to validate rule.
*
* @param array $validatorRule
*
* @return void
* @SuppressWarnings(PHPMD.CyclomaticComplexity)
* @SuppressWarnings(PHPMD.CyclomaticComplexity)
* @SuppressWarnings(PHPMD.NPathComplexity)
* @SuppressWarnings(PHPMD.ExcessiveMethodLength)
* phpcs:disable Generic.Metrics.NestingLevel
*/
protected function _validateRule(array $validatorRule)
{
$data = [];
foreach ((array) $validatorRule[self::FIELDS] as $key => $field) {
if (array_key_exists($field, $this->_data)) {
$data[$field] = $this->_data[$field];
} elseif (isset($validatorRule[self::DEFAULT_VALUE])) {
if (!is_array($validatorRule[self::DEFAULT_VALUE])) {
$data[$field] = $validatorRule[self::DEFAULT_VALUE];
} else {
if (isset($validatorRule[self::DEFAULT_VALUE][$key])) {
$data[$field] = $validatorRule[self::DEFAULT_VALUE][$key];
} elseif ($validatorRule[self::PRESENCE] == self::PRESENCE_REQUIRED) {
$this->_missingFields[$validatorRule[self::RULE]][] =
$this->_getMissingMessage($validatorRule[self::RULE], $field);
}
}
} elseif ($validatorRule[self::PRESENCE] == self::PRESENCE_REQUIRED) {
$this->_missingFields[$validatorRule[self::RULE]][] =
$this->_getMissingMessage($validatorRule[self::RULE], $field);
}
}
if (isset($this->_missingFields[$validatorRule[self::RULE]]) &&
count($this->_missingFields[$validatorRule[self::RULE]]) > 0
) {
return;
}
if (count((array) $validatorRule[self::FIELDS]) > 1) {
if (!$validatorRule[self::ALLOW_EMPTY]) {
$emptyFieldsFound = false;
$errorsList = $messages = [];
foreach ($data as $fieldKey => $field) {
if (!($notEmptyValidator = $this->_getNotEmptyValidatorInstance($validatorRule))) {
$notEmptyValidator = $this->_getValidator(NotEmpty::class);
$notEmptyValidator->setMessage(
$this->_getNotEmptyMessage($validatorRule[self::RULE], $fieldKey)
);
}
if (!$notEmptyValidator->isValid($field)) {
foreach ($notEmptyValidator->getMessages() as $messageKey => $message) {
if (!isset($messages[$messageKey])) {
$messages[$messageKey] = $message;
} else {
$messages[] = $message;
}
}
$errorsList[] = $notEmptyValidator->getErrors();
$emptyFieldsFound = true;
}
}
if ($emptyFieldsFound) {
$this->_invalidMessages[$validatorRule[self::RULE]] = $messages;
$this->_invalidErrors[$validatorRule[self::RULE]] = array_unique(
call_user_func_array('array_merge', $errorsList)
);
return;
}
}
if (!$validatorRule[self::VALIDATOR_CHAIN]->isValid($data)) {
$this->_invalidMessages[$validatorRule[self::RULE]] =
$validatorRule[self::VALIDATOR_CHAIN]->getMessages();
$this->_invalidErrors[$validatorRule[self::RULE]] = $validatorRule[self::VALIDATOR_CHAIN]->getErrors();
return;
}
} elseif (count($data) > 0) {
$fieldNames = array_keys($data);
$fieldName = reset($fieldNames);
$field = reset($data);
$failed = false;
if (!is_array($field)) {
$field = [$field];
}
if (!($notEmptyValidator = $this->_getNotEmptyValidatorInstance($validatorRule))) {
$notEmptyValidator = $this->_getValidator(NotEmpty::class);
$notEmptyValidator->setMessage($this->_getNotEmptyMessage($validatorRule[self::RULE], $fieldName));
}
if ($validatorRule[self::ALLOW_EMPTY]) {
$validatorChain = $validatorRule[self::VALIDATOR_CHAIN];
} else {
$validatorChain = new ValidatorChain();
$validatorChain->addValidator($notEmptyValidator, true);
$validatorChain->addValidator($validatorRule[self::VALIDATOR_CHAIN]);
}
foreach ($field as $value) {
if ($validatorRule[self::ALLOW_EMPTY] && !$notEmptyValidator->isValid($value)) {
continue;
}
if (!$validatorChain->isValid($value)) {
if (isset($this->_invalidMessages[$validatorRule[self::RULE]])) {
$collectedMessages = $this->_invalidMessages[$validatorRule[self::RULE]];
} else {
$collectedMessages = [];
}
foreach ($validatorChain->getMessages() as $messageKey => $message) {
if (!isset($collectedMessages[$messageKey])) {
$collectedMessages[$messageKey] = $message;
} else {
$collectedMessages[] = $message;
}
}
$this->_invalidMessages[$validatorRule[self::RULE]] = $collectedMessages;
if (isset($this->_invalidErrors[$validatorRule[self::RULE]])) {
// phpcs:ignore Magento2.Performance.ForeachArrayMerge
$this->_invalidErrors[$validatorRule[self::RULE]] = array_merge(
$this->_invalidErrors[$validatorRule[self::RULE]],
$validatorChain->getErrors()
);
} else {
$this->_invalidErrors[$validatorRule[self::RULE]] = $validatorChain->getErrors();
}
unset($this->_validFields[$fieldName]);
$failed = true;
if ($validatorRule[self::BREAK_CHAIN]) {
return;
}
}
}
if ($failed) {
return;
}
}
foreach ((array) $validatorRule[self::FIELDS] as $field) {
if (array_key_exists($field, $data)) {
$this->_validFields[$field] = $data[$field];
}
}
}
/**
* Check a validatorRule for the presence of a NotEmpty validator instance.
*
* @param array $validatorRule
*
* @return mixed
*/
protected function _getNotEmptyValidatorInstance($validatorRule)
{
foreach ($validatorRule as $value) {
if (is_object($value) && $value instanceof NotEmpty) {
return $value;
}
}
return false;
}
/**
* Method to get filter.
*
* @param mixed $classBaseName
*
* @return object
* @throws FilterException
*/
protected function _getFilter($classBaseName)
{
return $this->_getFilterOrValidator($classBaseName);
}
/**
* Method to get validator.
*
* @param mixed $classBaseName
*
* @return object
* @throws FilterException
*/
protected function _getValidator($classBaseName)
{
return $this->_getFilterOrValidator($classBaseName);
}
/**
* Method to get filter or validator.
*
* @param mixed $classBaseName
*
* @return object
* @throws FilterException
*/
protected function _getFilterOrValidator($classBaseName)
{
try {
$args = [];
if (is_array($classBaseName)) {
$args = $classBaseName;
$classBaseName = array_shift($classBaseName);
}
$class = new \ReflectionClass($classBaseName);
return $class->hasMethod('__construct') ? $class->newInstanceArgs($args) : $class->newInstance();
} catch (\ReflectionException $exception) {
throw new FilterException($exception->getMessage());
}
}
}