PHP的身份证号码工具类翻译的那个Java的_PHP教程_编程技术
2013-12-20 08:58:58
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<?php/** * 身份证工具类 * * @author Tongle Xu <xutongle@gmail.com> 2013-6-6 * @copyright Copyright (c) 2003-2103 tintsoft.com * @license http://www.php100.com * @version $Id$ */class Utils_Idcard { /** * 中国公民身份证号码最小长度。 */ const CHINA_ID_MIN_LENGTH = 15; /** * 中国公民身份证号码最大长度。 */ const CHINA_ID_MAX_LENGTH = 18; /** * 最低年限 */ const MIN = 1930; /** * 省、直辖市代码表 */ public static $cityCode = array ("11","12","13","14","15","21","22","23","31","32","33","34","35","36","37","41","42","43","44","45","46","50","51","52","53","54","61","62","63","64","65","71","81","82","91" ); /** * 每位加权因子 */ public static $power = array (7,9,10,5,8,4,2,1,6,3,7,9,10,5,8,4,2 ); /** * 第18位校检码 */ public static $verifyCode = array ("1","0","X","9","8","7","6","5","4","3","2" ); /** * 国内身份证校验 */ public static $cityCodes = array ('11' => '北京' ); /** * 将15位身份证号码转换为18位 * * @param idCard 15位身份编码 * @return 18位身份编码 */ public static function conver15CardTo18($idCard) { $idCard18 = ""; if (strlen ( $idCard ) != self::CHINA_ID_MIN_LENGTH) { return null; } if (self::isNum ( $idCard )) { // 获取出生年月日 $sYear = '19' . substr ( $idCard, 6, 2 ); $idCard18 = substr ( $idCard, 0, 6 ) . $sYear . substr ( $idCard, 8 ); // 转换字符数组 $iArr = str_split ( $idCard18 ); if ($iArr != null) { $iSum17 = self::getPowerSum ( $iArr ); // 获取校验位 $sVal = self::getCheckCode18 ( $iSum17 ); if (strlen ( $sVal ) > 0) { $idCard18 .= $sVal; } else { return null; } } } else { return null; } return $idCard18; } /** * 验证身份证是否合法 */ public static function validateCard($idCard) { $card = trim ( $idCard ); if (self::validateIdCard18 ( $card )) { return true; } if (self::validateIdCard15 ( $card )) { return true; } return false; } /** * 验证18位身份编码是否合法 * * @param int $idCard 身份编码 * @return boolean 是否合法 */ public static function validateIdCard18($idCard) { $bTrue = false; if (strlen ( $idCard ) == self::CHINA_ID_MAX_LENGTH) { // 前17位 $code17 = substr ( $idCard, 0, 17 ); // 第18位 $code18 = substr ( $idCard, 17, 1 ); if (self::isNum ( $code17 )) { $iArr = str_split ( $code17 ); if ($iArr != null) { $iSum17 = self::getPowerSum ( $iArr ); // 获取校验位 $val = self::getCheckCode18 ( $iSum17 ); if (strlen ( $val ) > 0 && $val == $code18) { $bTrue = true; } } } } return $bTrue; } /** * 验证15位身份编码是否合法 * * @param string $idCard 身份编码 * @return boolean 是否合法 */ public static function validateIdCard15($idCard) { if (strlen ( $idCard ) != self::CHINA_ID_MIN_LENGTH) { return false; } if (self::isNum ( $idCard )) { $proCode = substr ( $idCard, 0, 2 ); if (! isset ( self::$cityCodes [$proCode] )) { return false; } //升到18位 $idCard = self::conver15CardTo18($idCard); return self::validateIdCard18($idCard); } else { return false; } return true; } /** * 根据身份编号获取年龄 * * @param string idCard 身份编号 * @return 年龄 */ public static function getAgeByIdCard($idCard) { $iAge = 0; if (strlen ( $idCard ) == self::CHINA_ID_MIN_LENGTH) { $idCard = self::conver15CardTo18 ( $idCard ); } $year = substr ( $idCard, 6, 4 ); $iCurrYear = date ( 'Y', time () ); $iAge = $iCurrYear - $year; return $iAge; } /** * 根据身份编号获取生日天 * * @param string $idCard 身份编号 * @return NULL string */ public static function getDateByIdCard($idCard) { $len = strlen ( $idCard ); if ($len < self::CHINA_ID_MIN_LENGTH) { return null; } else if ($len == CHINA_ID_MIN_LENGTH) { $idCard = self::conver15CardTo18 ( $idCard ); } return substr ( $idCard, 12, 2 ); } /** * 根据身份编号获取性别 * * @param string $idCard 身份编号 * @return 性别(M-男，F-女，N-未知) */ public static function getGenderByIdCard($idCard) { $sGender = "N"; if (strlen ( $idCard ) == self::CHINA_ID_MIN_LENGTH) { $idCard = self::conver15CardTo18 ( $idCard ); } $sCardNum = substr ( $idCard, 16, 1 ); if (( int ) $sCardNum % 2 != 0) { $sGender = "M"; } else { $sGender = "F"; } return $sGender; } /** * 根据身份编号获取户籍省份 * * @param string $idCard 身份编号 * @return string */ public static function getProvinceByIdCard($idCard) { $len = strlen ( $idCard ); $sProvince = null; $sProvinNum = ""; if ($len == self::CHINA_ID_MIN_LENGTH $len == self::CHINA_ID_MAX_LENGTH) { $sProvinNum = substr ( $idCard, 0, 2 ); } $sProvince = self::$cityCodes [$sProvinNum]; return $sProvince; } /** * 数字验证 * * @param int $val */ public static function isNum($val) { return $val == null $val == "" ? false : 0 < preg_match ( '/^[0-9]*$/', $val ); } /** * 验证小于当前日期 是否有效 * * @param int $iYear 待验证日期(年) * @param int $iMonth 待验证日期(月 1-12) * @param int $iDate 待验证日期(日) * @return 是否有效 */ public static function valiDate($iYear, $iMonth, $iDate) { $year = date ( 'Y', time () ); if ($iYear < self::MIN $iYear >= $year) { return false; } if ($iMonth < 1 $iMonth > 12) { return false; } switch ($iMonth) { case 4 : case 6 : case 9 : case 11 : $datePerMonth = 30; break; case 2 : $dm = (($iYear % 4 == 0 && $iYear % 100 != 0) ($iYear % 400 == 0)) && ($iYear > self::MIN && $iYear < $year); $datePerMonth = $dm ? 29 : 28; break; default : $datePerMonth = 31; } return ($iDate >= 1) && ($iDate <= $datePerMonth); } /** * 将身份证的每位和对应位的加权因子相乘之后，再得到和值 * * @param array $iArr * @return 身份证编码。 */ private static function getPowerSum($iArr) { $iSum = 0; $power_len = count ( self::$power ); $iarr_len = count ( $iArr ); if ($power_len == $iarr_len) { for($i = 0; $i < $iarr_len; $i ++) { for($j = 0; $j < $power_len; $j ++) { if ($i == $j) { $iSum = $iSum + $iArr [$i] * self::$power [$j]; } } } } return $iSum; } /** * 将power和值与11取模获得余数进行校验码判断 * * @param int $iSum * @return 校验位 */ private static function getCheckCode18($iSum) { $sCode = ""; switch ($iSum % 11) { case 10 : $sCode = "2"; break; case 9 : $sCode = "3"; break; case 8 : $sCode = "4"; break; case 7 : $sCode = "5"; break; case 6 : $sCode = "6"; break; case 5 : $sCode = "7"; break; case 4 : $sCode = "8"; break; case 3 : $sCode = "9"; break; case 2 : $sCode = "x"; break; case 1 : $sCode = "0"; break; case 0 : $sCode = "1"; break; } return $sCode; }} 
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