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<?php |
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/** |
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* @author: RunnerLee |
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* @email: [email protected] |
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* @time: 17-2-20 15:22 |
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*/ |
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namespace Runner\Validator; |
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use Runner\Validator\Concerns\MessagesAttributes; |
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use Runner\Validator\Concerns\ValidatesAttributes; |
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/** |
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* Class Validator. |
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*/ |
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class Validator |
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{ |
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use ValidatesAttributes, MessagesAttributes; |
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/** |
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* @var array |
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*/ |
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protected $data = []; |
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/** |
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* @var array |
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*/ |
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protected $ruleGroups = []; |
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/** |
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* @var array |
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*/ |
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protected $messages = []; |
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/** |
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* @var array |
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*/ |
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protected static $forceRules = ['Required', 'RequiredIf', 'RequiredWith', 'RequiredUnless', 'RequiredWithout']; |
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/** |
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* @var array |
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*/ |
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protected static $extensions = []; |
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/** |
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* @var array |
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*/ |
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protected static $extensionTemplates = []; |
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/** |
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* Validator constructor. |
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* |
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* @param array $data |
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* @param array $rules |
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* @param array $customMessages |
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* @param string $file |
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*/ |
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public function __construct(array $data, array $rules, array $customMessages = [], $file = __DIR__.'/messages/en.php') |
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{ |
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$this->data = $data; |
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$this->parseRules($rules); |
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$this->loadMessageTemplate($file, $customMessages); |
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} |
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/** |
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* @param $name |
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* @param $callback |
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* @param bool $isForce |
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* @param string $message |
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*/ |
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public static function addExtension($name, $callback, $isForce = false, $message = null) |
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{ |
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$name = self::formatRuleName($name); |
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self::$extensions[$name] = $callback; |
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$isForce && self::$forceRules[] = $name; |
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!empty($message) && (static::$extensionTemplates[$name] = $message); |
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} |
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/** |
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* @return bool |
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*/ |
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public function validate() |
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{ |
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foreach ($this->ruleGroups as $field => $rules) { |
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if ($this->hasField($field)) { |
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$value = $this->getField($field); |
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foreach ($rules as $rule => $parameters) { |
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if (!$this->runValidateRule($field, $value, $rule, $parameters)) { |
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$this->messages[$field][$rule] = $this->buildMessage($rule, $field, $parameters); |
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} |
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} |
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} elseif ($forceRules = array_intersect(self::$forceRules, array_keys($rules))) { |
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$value = null; |
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foreach ($forceRules as $rule) { |
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if (!$this->runValidateRule($field, null, $rule, $rules[$rule])) { |
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$this->messages[$field][$rule] = $this->buildMessage($rule, $field, $rules[$rule]); |
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} |
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} |
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} |
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} |
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return 0 === count($this->messages); |
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} |
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/** |
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* @return array |
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*/ |
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public function fails() |
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{ |
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return array_keys($this->messages); |
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} |
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/** |
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* @return array |
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*/ |
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public function messages() |
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{ |
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return $this->messages; |
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} |
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/** |
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* @return array |
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*/ |
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public function data() |
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{ |
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return $this->data; |
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} |
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/** |
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* @param array $ruleGroups |
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*/ |
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protected function parseRules(array $ruleGroups) |
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{ |
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$map = []; |
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foreach ($ruleGroups as $field => $rules) { |
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foreach (explode('|', $rules) as $rule) { |
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list($rule, $parameters) = explode(':', (false === strpos($rule, ':') ? ($rule.':') : $rule), 2); |
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!isset($map[$rule]) && $map[$rule] = self::formatRuleName($rule); |
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$rule = $map[$rule]; |
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$this->ruleGroups[$field][$rule] = ('' === $parameters ? [] : explode(',', $parameters)); |
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} |
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} |
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unset($map); |
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} |
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/** |
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* @param $name |
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* |
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* @return string |
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*/ |
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protected static function formatRuleName($name) |
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{ |
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return implode( |
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'', |
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array_map( |
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function ($value) { |
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return ucfirst($value); |
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}, |
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explode('_', $name) |
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) |
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); |
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} |
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/** |
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* @param string $field |
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* |
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* @return bool |
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*/ |
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protected function hasField($field) |
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{ |
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$field = explode('.', $field); |
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$item = array_shift($field); |
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if (!array_key_exists($item, $this->data)) { |
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return false; |
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} |
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$value = $this->data[$item]; |
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foreach ($field as $item) { |
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if (!array_key_exists($item, $value)) { |
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return false; |
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} |
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$value = $value[$item]; |
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} |
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return true; |
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} |
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/** |
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* @param string $field |
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* |
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* @return mixed |
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*/ |
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protected function getField($field) |
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{ |
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$field = explode('.', $field); |
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$item = array_shift($field); |
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$value = $this->data[$item]; |
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foreach ($field as $item) { |
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$value = $value[$item]; |
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} |
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return $value; |
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} |
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/** |
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* @param $field |
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* @param $value |
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* @param $rule |
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* @param array $parameters |
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* |
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* @return bool |
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*/ |
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protected function runValidateRule($field, $value, $rule, array $parameters = []) |
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{ |
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$callback = array_key_exists($rule, self::$extensions) ? self::$extensions[$rule] : [$this, "validate{$rule}"]; |
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return (bool) call_user_func($callback, $field, $value, $parameters, $this); |
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} |
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} |
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RunnerLee /
validator
