php通用验证规则

雨点打透心脏的1/2处 2021-10-20 00:34 306阅读 0赞

## php通用验证规则: ##

<?php
    /** * Created by PhpStorm. * User: jiqing * Date: 18-7-24 * Time: 下午4:36 * 常用验证 */
    
    class Validator { 
        static protected $error;
    
        /** * 灵活获取参数 * @param $rule * @param $param */
        public static function get_errors($rule, $param) { 
            $error_tips = [
                'telephone' => '手机号格式有误!',
                'email' => '不是有效的邮箱格式!',
                'max_len' => '参数长度不能超过最大长度' . $param,
                'min_len' => '参数长度不能小于最小长度' . $param,
                'between_len' => '参数不在有效长度区间!',
                'required' => '参数不能为空!',
                'json' => '参数不是有效的json格式!',
            ];
            return $error_tips[$rule] ? $error_tips[$rule] : '参数格式有误';
        }
    
        /** * 验证 * @Author yangshuiping * @DateTime 2019-08-20T13:01:12+0800 * @param [type] $input [description] * @param [type] $rules [description] * @return [type] [description] */
        public static function validate($input, $rules) { 
            foreach ($rules as $field => $rules) { 
                #判断参数是否有多级
                if (strpos($field, '.') != false) { 
                    $strings = explode('.', $field);
                    #为简单起见,目前只支持两级
                    if (count($strings) > 2) { 
                        throw new Exception($field . '层级超过限制!目前最多支持二级!', 1);
                    }
                    $input[$field] = $input[$strings[0]][$strings[1]];
                }
                #只有一级参数
                if ((!isset($input[$field])) || empty($input[$field])) { 
                    self::$error[$field] = '缺少参数' . $field . ',请检查!';
                }
    
                #分割规则,|作为分隔符,:作为参数符
                $rules = explode('|', $rules);
                foreach ($rules as $rule) { 
                    $method = null;
                    $param = null;
    
                    //判断参数里面是否有额外规则
                    if (strpos($rule, ':') !== false) { 
                        $rule = explode(':', $rule);
                        $method = 'check_' . $rule[0];
                        $param = $rule[1];
                        $rule = $rule[0];
                    } else { 
                        $method = 'check_' . $rule;
                    }
    
                    $method_array = get_class_methods('Validator');
    
                    if (!in_array($method, $method_array)) { 
                        self::$error[$method] = $method . ' Method not exist.';
                    } elseif (isset($input[$field]) && (!self::$method($input[$field], $param))) { 
                        // 通过规则获取错误信息 marked by yangshuiping <2019-08-20 12:23:11>
                        self::$error[$field] = self::get_errors($rule, $param);
                    }
                }
            }
    
            if (count(self::$error) == 0) { 
                return array();
            }
            return self::$error; // 返回所有
        }
    
        /** * 必填,不能为空 * @Author yangshuiping * @DateTime 2019-08-20T11:26:01+0800 * @param [type] $field [description] * @return [type] [description] */
        public static function check_required($field) { 
            if (!empty($field)) { 
                return true;
            }
            return false;
        }
    
        /** * 验证手机号码(待拓展) * @Author yangshuiping * @DateTime 2019-08-20T11:26:20+0800 * @param [type] $field [description] * @return [type] [description] */
        public static function check_telephone($field) { 
            if (preg_match('/^1[345678]{1}\d{9}$/', $field)) { 
                return true;
            }
            return false;
        }
    
        /** * 检测是否超长 * @Author yangshuiping * @DateTime 2019-08-20T11:27:02+0800 * @param [type] $field [参数值] * @param [type] $param [额外规则的值] * @return [type] [description] */
        public static function check_max_len($field, $param = null) { 
            if (function_exists('mb_strlen')) { 
                if (mb_strlen($field) <= (int) $param) { 
                    return true;
                }
                return false;
            } else { 
                if (strlen($field) <= (int) $param) { 
                    return true;
                }
                return false;
            }
        }
    
        /** * 检测长度是否不够 * @Author yangshuiping * @DateTime 2019-08-20T11:27:16+0800 * @param [type] $field [参数值] * @param [type] $param [额外规则的值] * @return [type] [description] */
        public static function check_min_len($field, $param = null) { 
            if (function_exists('mb_strlen')) { 
                if (mb_strlen($field) >= (int) $param) { 
                    return true;
                }
                return false;
            } else { 
                if (strlen($field) >= (int) $param) { 
                    return true;
                }
                return false;
            }
        }
    
        /** * 字符串长度区间检测 * @Author yangshuiping * @DateTime 2019-08-20T12:35:04+0800 * @param [type] $field [description] * @param [type] $param [description] * @return [type] [description] */
        public static function check_between_len($field, $param = null) { 
            $params = explode(',', $param);
            if (count($params) !== 2) { 
                throw new Exception('between规则有误!正确示例:between_len:10,20', 1);
            } else { 
                $min_len = self::check_min_len($field, $params[0]);
                $max_len = self::check_max_len($field, $params[1]);
                return $min_len && $max_len;
            }
        }
    
        public static function check_in($field, $param = null) { 
            $count = explode(',', $param);
    
        }
    
        /** * 验证正则 * @Author yangshuiping * @DateTime 2019-08-20T11:27:49+0800 * @param [type] $field [description] * @param [type] $param [description] * @return [type] [description] */
        public static function check_regex($field, $param = null) { 
            $regex = $param;
            if (preg_match($regex, $field)) { 
                return true;
            }
            return false;
        }
    
        /** * 检测IP地址 * @Author yangshuiping * @DateTime 2019-08-20T12:35:57+0800 * @param [type] $value [description] * @return [type] [description] */
        public static function check_ip($value) { 
            return filter_var($value, FILTER_VALIDATE_IP) !== false;
        }
    
        /** * 检测ip4 * @Author yangshuiping * @DateTime 2019-08-20T12:36:06+0800 * @param [type] $value [description] * @return [type] [description] */
        public static function check_ipv4($value) { 
            return filter_var($value, FILTER_VALIDATE_IP, FILTER_FLAG_IPV4) !== false;
        }
    
        /** * 检测ip6 * @Author yangshuiping * @DateTime 2019-08-20T12:36:14+0800 * @param [type] $value [description] * @return [type] [description] */
        public static function check_ipv6($value) { 
            return filter_var($value, FILTER_VALIDATE_IP, FILTER_FLAG_IPV6) !== false;
        }
    
        /** * 检测json * @Author yangshuiping * @DateTime 2019-08-20T12:36:22+0800 * @param [type] $value [description] * @return [type] [description] */
        public static function check_json($value) { 
            if (!is_scalar($value) && !method_exists($value, '__toString')) { 
                return false;
            }
    
            json_decode($value);
    
            return json_last_error() === JSON_ERROR_NONE;
        }
    
        /** * 检测是否是数字 * @Author yangshuiping * @DateTime 2019-08-20T12:36:42+0800 * @param [type] $value [description] * @return [type] [description] */
        public static function check_numeric($value) { 
            return is_numeric($value);
        }
    
        /** * 检测是否是时区 * @Author yangshuiping * @DateTime 2019-08-20T12:36:55+0800 * @param [type] $value [description] * @return [type] [description] */
        public static function check_timezone($value) { 
            try { 
                new DateTimeZone($value);
            } catch (Exception $e) { 
                return false;
            } catch (Throwable $e) { 
                return false;
            }
    
            return true;
        }
    
        /** * 检测是否是邮箱 * @Author yangshuiping * @DateTime 2019-08-20T12:37:03+0800 * @param [type] $value [description] * @return [type] [description] */
        public static function check_email($value) { 
            return filter_var($value, FILTER_VALIDATE_EMAIL) !== false;
        }
    
        /** * 检测是否是url * @Author yangshuiping * @DateTime 2019-08-20T12:37:11+0800 * @param [type] $value [description] * @return [type] [description] */
        public static function check_url($value) { 
            if (!is_string($value)) { 
                return false;
            }
            if ($url = parse_url($value, PHP_URL_HOST)) { 
                try { 
                    return count(dns_get_record($url, DNS_A | DNS_AAAA)) > 0;
                } catch (Exception $e) { 
                    return false;
                }
            }
            return false;
        }
    
    }

## 使用方法: ##

<?php
    require 'helper/Validator.php';
    $validators = [
        'telephone' => 'required|telephone',
        'username' => 'required',
        'json' => 'required|json',
        // 'test.name.aa' => 'required|min_len:20|aa',
        'email' => 'required|email|max_len:1',
        'password' => 'required|min_len:6|max_len:12',
    ];
    
    if ($err = Validator::validate($validators, $_POST)) { 
        if ($err) { 
            echo "<pre>";
            print_r($err);
            echo "</pre>";
        } else { 
            echo '没有发现错误!';
        }
    
    }