根据用户身份证获取信息(php)

有够无聊的 整理成类  ...

<?php
/**
 * @Class GetInfoByIDCard
 * @description：根据用户身份证获取信息
 * @Created by PhpStorm.
 * @Author: SunsCheung
 * @date 2016-01-15
 */
class GetInfoByIDCard{ 
    public function getStarSign($cid){ // 根据身份证号，自动返回对应的星座
        if (!$this->isIdCard($cid)) return '';
        $bir = substr($cid, 10, 4);
        $month = (int)substr($bir, 0, 2);
        $day = (int)substr($bir, 2);
        $strValue = '';
        if (($month == 1 && $day <= 21) || ($month == 2 && $day <= 19)) {
            $strValue = "水瓶座";

        } else if (($month == 2 && $day > 20) || ($month == 3 && $day <= 20)) {
            $strValue = "双鱼座";

        } else if (($month == 3 && $day > 20) || ($month == 4 && $day <= 20)) {
            $strValue = "白羊座";

        } else if (($month == 4 && $day > 20) || ($month == 5 && $day <= 21)) {
            $strValue = "金牛座";

        } else if (($month == 5 && $day > 21) || ($month == 6 && $day <= 21)) {
            $strValue = "双子座";

        } else if (($month == 6 && $day > 21) || ($month == 7 && $day <= 22)) {
            $strValue = "巨蟹座";

        } else if (($month == 7 && $day > 22) || ($month == 8 && $day <= 23)) {
            $strValue = "狮子座";

        } else if (($month == 8 && $day > 23) || ($month == 9 && $day <= 23)) {
            $strValue = "处女座";

        } else if (($month == 9 && $day > 23) || ($month == 10 && $day <= 23)) {
            $strValue = "天秤座";

        } else if (($month == 10 && $day > 23) || ($month == 11 && $day <= 22)) {
            $strValue = "天蝎座";

        } else if (($month == 11 && $day > 22) || ($month == 12 && $day <= 21)) {
            $strValue = "射手座";

        } else if (($month == 12 && $day > 21) || ($month == 1 && $day <= 20)) {
            $strValue = "魔羯座";

        }
        return $strValue;
    }
    public function getAnimalSign($cid){ //根据身份证号，自动返回对应的生肖
        if (!$this->isIdCard($cid)) return '';
        $start = 1901;
        $end = $end = (int)substr($cid, 6, 4);
        $x = ($start - $end) % 12;
        $value = "";
        if ($x == 1 || $x == -11) {
            $value = "鼠";
        }
        if ($x == 0) {
            $value = "牛";
        }
        if ($x == 11 || $x == -1) {
            $value = "虎";
        }
        if ($x == 10 || $x == -2) {
            $value = "兔";
        }
        if ($x == 9 || $x == -3) {
            $value = "龙";
        }
        if ($x == 8 || $x == -4) {
            $value = "蛇";
        }
        if ($x == 7 || $x == -5) {
            $value = "马";
        }
        if ($x == 6 || $x == -6) {
            $value = "羊";
        }
        if ($x == 5 || $x == -7) {
            $value = "猴";
        }
        if ($x == 4 || $x == -8) {
            $value = "鸡";
        }
        if ($x == 3 || $x == -9) {
            $value = "狗";
        }
        if ($x == 2 || $x == -10) {
            $value = "猪";
        }
        return $value;
    }

    public function getSexSign($cid){ //根据身份证号，自动返回性别
        if (!$this->isIdCard($cid)) return '';
        $sexInt = (int)substr($cid, 16, 1);
        return $sexInt % 2 === 0 ? '女' : '男';
    }

    public function isIdCard($number){ // 检查是否是身份证号
        // 转化为大写，如出现x
        $number = strtoupper($number);
        //加权因子
        $wi = array(7, 9, 10, 5, 8, 4, 2, 1, 6, 3, 7, 9, 10, 5, 8, 4, 2);  //校验码串
        $ai = array('1', '0', 'X', '9', '8', '7', '6', '5', '4', '3', '2');
        //按顺序循环处理前17位
        $sigma = 0;
        for ($i = 0; $i < 17; $i++) {//提取前17位的其中一位，并将变量类型转为实数
            $b = (int)$number{$i};
            //提取相应的加权因子
            $w = $wi[$i];
            //把从身份证号码中提取的一位数字和加权因子相乘，并累加
            $sigma += $b * $w;
        }
        //计算序号
        $sNumber = $sigma % 11;
        //按照序号从校验码串中提取相应的字符。
        $check_number = $ai[$sNumber];
        if ($number{17} == $check_number) {
            return true;
        } else {
            return false;
        }
    }
    /**
     * 获取实例
     */
    public function GetInfoByIDCard(){
        if (!self::$GetInfoByIDCard){
            self::$GetInfoByIDCard = new GetInfoByIDCard();
        }
        return self::$GetInfoByIDCard;
    }
}