php实现表单验证类
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<?php/** * 用法 * use Validate\Validator; * * $rules = [ * ['name|名字', 'require|email|in:7,8,9|max:10|min:6|between:6,8|length:2', '名字不能为空|名字必须必须为正确的邮件地址'], * ['test|测试', 'require'], * ]; * $data = ['name' => '8gAg:']; * $validator = new Validator($rules); * $validator->addRule(['name|名字', 'regex', '/^[0-8|a-z]+$/', '正则验证失败哦']); //可以为二维数组，有|的正则验证只能通过addRule。 * $validator->validate($data); * $validator->getAllErrors(); //获取所有验证错误 array * $validator->getError(); //获取第一条验证错误 string * Validator::in('7,8,9', 8); //静态调用 * Validator::isEmail('375373223@qq.com'); */namespace Validate;class Validator { //错误信息 private $error = []; //传入的验证规则 private $validate = []; //需要验证的参数 private $data = []; //添加的规则 private $add_rules = []; //默认错误提示 private $error_msg = [ 'require' => ':attribute不能为空', 'number' => ':attribute必须为数字', 'array' => ':attribute必须为数组', 'float' => ':attribute必须为浮点数', 'boolean' => ':attribute必须为布尔值', 'email' => ':attribute必须为正确的邮件地址', 'url' => ':attribute必须为正确的url格式', 'ip' => ':attribute必须为正确的ip地址', 'timestamp' => ':attribute必须为正确的时间戳格式', 'date' => ':attribute必须为正确的日期格式', 'regex' => ':attribute格式不正确', 'in' => ':attribute必须在:range内', 'notIn' => ':attribute必须不在:range内', 'between' => ':attribute必须在:1-:2范围内', 'notBetween' => ':attribute必须不在:1-:2范围内', 'max' => ':attribute最大值为:1', 'min' => ':attribute最小值为:1', 'length' => ':attribute长度必须为:1', 'confirm' => ':attribute和:1不一致', 'gt' => ':attribute必须大于:1', 'lt' => ':attribute必须小于:1', 'egt' => ':attribute必须大于等于:1', 'elt' => ':attribute必须小于等于:1', 'eq' => ':attribute必须等于:1', ]; public function __construct($validate = null) { $this->validate = $validate;} /** * [validate 验证] * @param [type] $data [需要验证的参数] * @return [type] [boolean] */public function validate($data) {$this->data = $data; foreach ($this->validate as $key => $item) { $item_len = count($item); $name = $item[0]; $rules = $item[1]; $rules = explode('|', $rules); $message = $item_len > 2 ? explode('|', $item[2]) : null; $this->check($name, $rules, $message); } if(!empty($this->add_rules)) { $this->checkAddRules(); } return empty($this->error) ? TRUE : FALSE;} /** * [check 单个字段验证] * @param [type] $name [description] * @param [type] $rules [description] * @param [type] $message [description] * @return [type] [null] */private function check($name, $rules, $message) {//$title = $name;$rule_name = $title = $name;if(strpos($name, '|')) {$rule_name = explode('|', $name)[0];$title = explode('|', $name)[1];} foreach ($rules as $i => $rule) { $validate_data = isset($this->data[$rule_name]) ? $this->data[$rule_name] : null; $result = $this->checkResult($rule, $validate_data); if(!$result) { $error_info = isset($message[$i]) ? $message[$i] : $this->getMessage($title, $rule); if($error_info) { array_push($this->error, $error_info); } } }} /** * [getMessage 获取验证失败的信息] * @param [type] $name [字段名] * @param [type] $rule [验证规则] * @return [type] [string OR fail false] */private function getMessage($name, $rule) {$value1 = '';$value2 = '';$range = '';$error_key = $rule; if(strpos($rule, ':')) { $exp_arr = explode(':', $rule); $error_key = $exp_arr[0]; $range = $exp_arr[1]; $message_value = explode(',', $exp_arr[1]); $value1 = isset($message_value[0]) ? $message_value[0] : ''; $value2 = isset($message_value[1]) ? $message_value[1] : ''; } if(isset($this->error_msg[$error_key])) { return str_replace([':attribute', ':range', ':1', ':2'], [$name, $range, $value1, $value2], $this->error_msg[$error_key]); }return false;} /** * [checkResult 字段验证] * @param [type] $rule [验证规则] * @param [type] $validate_data [需要验证的数据] * @return [type] [boolean] */private function checkResult($rule, $validate_data) { switch ($rule) { case 'require': return $validate_data != ''; break; case 'number': return filter_var($validate_data, FILTER_SANITIZE_NUMBER_INT); break; case 'array': return is_array($validate_data); break; case 'float': return filter_var($validate_data, FILTER_VALIDATE_FLOAT); break; case 'boolean': return filter_var($validate_data, FILTER_VALIDATE_BOOLEAN); break; case 'email': return filter_var($validate_data, FILTER_VALIDATE_EMAIL); break; case 'url': return filter_var($validate_data, FILTER_SANITIZE_URL); case 'ip': return filter_var($validate_data, FILTER_VALIDATE_IP); break; case 'timestamp': return strtotime(date('Y-m-d H:i:s',$validate_data)) == $validate_data; break; case 'date': //2017-11-17 12:12:12 return strtotime($validate_data); break; default: if(strpos($rule, ':')) { $rule_arr = explode(':', $rule); $func_name = substr($rule, strpos($rule, ':')+1); return call_user_func_array([$this, $rule_arr[0]], [$func_name, $validate_data]); }else{ return call_user_func_array([$this, $rule], [$rule, $validate_data]); } break; }} /** * [regex 正则验证] * @param [type] $rule [description] * @param [type] $data [description] * @return [type] [description] */public static function regex($rule, $data) { return filter_var($data, FILTER_VALIDATE_REGEXP, ["options" => ["regexp" => $rule]]);} /** * [addRule 添加规则格式 []] * @param [type] $rule [description] */public function addRule($rule) {if(is_array(current($rule))) {$this->add_rules = array_merge($this->add_rules, $rule);}else{array_push($this->add_rules, $rule);}} /** * [checkAddRules 添加新的规则的验证] * @return [type] [description] */public function checkAddRules() {foreach ($this->add_rules as $key => $item) {$name = $item[0]; $message = isset($item[3]) ? $item[3] : null; $rule_name = $title = $name;if(strpos($name, '|')) {$rule_name = explode('|', $name)[0];$title = explode('|', $name)[1];}$validate_data = isset($this->data[$rule_name]) ? $this->data[$rule_name] : null; $result = $this->checkResult($item[1].':'.$item[2], $validate_data); if(!$result) { $error_info = isset($message) ? $message : $this->getMessage($title, $item[1]); if($error_info) { array_push($this->error, $error_info); } } }}/** * [in description] * @param [type] $rule [验证规则] * @param [type] $data [需要验证的数据] * @return [type] [boolean] */public static function in($rule, $data) {if(!is_array($rule)) {$rule = explode(',', $rule);} return in_array($data, $rule);} /** * [in description] * @param [type] $rule [验证规则] * @param [type] $data [需要验证的数据] * @return [type] [boolean] */public static function notIn($rule, $data) { return !$this->in($data, $rule);} /** * [in description] * @param [type] $rule [验证规则] * @param [type] $data [需要验证的数据] * @return [type] [boolean] */public static function between($rule, $data) {$rule = explode(',', $rule); return $data >= $rule[0] && $data <= $rule[1];} /** * [in description] * @param [type] $rule [验证规则] * @param [type] $data [需要验证的数据] * @return [type] [boolean] */public static function notBetween($rule, $data) {return !$this->between($rule, $data);} /** * [in description] * @param [type] $rule [验证规则] * @param [type] $data [需要验证的数据] * @return [type] [boolean] */public static function max($rule, $data) {return $data <= $rule;} /** * [in description] * @param [type] $rule [验证规则] * @param [type] $data [需要验证的数据] * @return [type] [boolean] */public static function min($rule, $data) {return $data >= $rule;} /** * [in description] * @param [type] $rule [验证规则] * @param [type] $data [需要验证的数据] * @return [type] [boolean] */public static function length($rule, $data) {$length = is_array($data) ? count($data) : strlen($data);return $length == $rule;} /** * [in description] * @param [type] $rule [验证规则] * @param [type] $data [需要验证的数据] * @return [type] [boolean] */public static function confirm($rule, $data) {return isset($this->data[$rule]) && $data == $this->data[$rule];}public static function gt($rule, $data) {return $data > $rule;} public static function lt($rule, $data) {return $data < $rule;}public static function egt($rule, $data) {return $data >= $rule;} public static function elt($rule, $data) {return $data <= $rule;}public static function eq($rule, $data) {return $data == $rule;} /** * [in 获取验证失败的第一条信息] * @return [type] [string] */public function getError() { return count($this->error) > 0 ? $this->error[0] : null;} /** * [getAllErrors 获取所有验证失败的信息] * @return [type] [array] */public function getAllErrors() { return $this->error;} /** * [__call 调用自定义函数或者] * @param [type] $func [验证规则，函数名] * @param [type] $data [验证数据] * @return [type] [boollean] */function __call($func, $data) {$func_arr = get_defined_functions();if(in_array($func,$func_arr['user'])) {return call_user_func($func, $data);}else{array_push($this->error, '没有' . $func . '这个方法');} } /** * [__callStatic 静态方法调用自定义函数或者] * @param [type] $func [验证规则，函数名] * @param [type] $data [验证数据] * @return [type] [boollean] */ public static function __callStatic($func, $data) { if(substr($func, 0, 2) == 'is') {return call_user_func_array([new self, 'checkResult'], [strtolower(substr($func, 2)), $data[0]]);} }}阅读全文
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