594 lines
17 KiB
PHP
594 lines
17 KiB
PHP
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<?php
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/* file: 字符串处理类
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Created by wanghong<1204772286@qq.com>
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Date: 2021-02-22 */
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namespace utils;
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class Str{
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protected static $snakeCache = [];
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protected static $camelCache = [];
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protected static $studlyCache = [];
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/**
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* 检查字符串中是否包含某些字符串
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* @param string $haystack
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* @param string|array $needles
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* @return bool
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*/
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public static function contains($haystack, $needles)
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{
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foreach ((array) $needles as $needle) {
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if ($needle != '' && mb_strpos($haystack, $needle) !== false) {
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return true;
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}
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}
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return false;
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}
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/**
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* 检查字符串是否以某些字符串结尾
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*
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* @param string $haystack
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* @param string|array $needles
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* @return bool
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*/
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public static function endsWith($haystack, $needles)
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{
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foreach ((array) $needles as $needle) {
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if ((string) $needle === static::substr($haystack, -static::length($needle))) {
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return true;
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}
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}
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return false;
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}
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/**
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* 检查字符串是否以某些字符串开头
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*
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* @param string $haystack
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* @param string|array $needles
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* @return bool
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*/
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public static function startsWith($haystack, $needles)
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{
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foreach ((array) $needles as $needle) {
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if ($needle != '' && mb_strpos($haystack, $needle) === 0) {
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return true;
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}
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}
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return false;
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}
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/**
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* 获取指定长度的随机字母数字组合的字符串
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*
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* @param int $length
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* @return string
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*/
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public static function random($length = 16)
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{
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$pool = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ';
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return static::substr(str_shuffle(str_repeat($pool, $length)), 0, $length);
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}
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/**
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* 字符串转小写
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*
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* @param string $value
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* @return string
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*/
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public static function lower($value)
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{
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return mb_strtolower($value, 'UTF-8');
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}
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/**
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* 字符串转大写
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*
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* @param string $value
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* @return string
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*/
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public static function upper($value)
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{
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return mb_strtoupper($value, 'UTF-8');
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}
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/**
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* 获取字符串的长度
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*
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* @param string $value
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* @return int
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*/
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public static function length($value)
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{
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return mb_strlen($value);
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}
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/**
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* 截取字符串
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*
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* @param string $string
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* @param int $start
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* @param int|null $length
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* @return string
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*/
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public static function substr($string, $start, $length = null)
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{
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return mb_substr($string, $start, $length, 'UTF-8');
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}
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/**
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* 驼峰转下划线
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*
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* @param string $value
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* @param string $delimiter
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* @return string
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*/
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public static function snake($value, $delimiter = '_')
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{
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$key = $value;
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if (isset(static::$snakeCache[$key][$delimiter])) {
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return static::$snakeCache[$key][$delimiter];
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}
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if (!ctype_lower($value)) {
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$value = preg_replace('/\s+/u', '', $value);
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$value = static::lower(preg_replace('/(.)(?=[A-Z])/u', '$1' . $delimiter, $value));
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}
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return static::$snakeCache[$key][$delimiter] = $value;
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}
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/**
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* 下划线转驼峰(首字母小写)
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*
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* @param string $value
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* @return string
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*/
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public static function camel($value)
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{
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if (isset(static::$camelCache[$value])) {
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return static::$camelCache[$value];
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}
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return static::$camelCache[$value] = lcfirst(static::studly($value));
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}
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/**
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* 下划线转驼峰(首字母大写)
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*
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* @param string $value
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* @return string
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*/
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public static function studly($value)
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{
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$key = $value;
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if (isset(static::$studlyCache[$key])) {
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return static::$studlyCache[$key];
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}
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$value = ucwords(str_replace(['-', '_'], ' ', $value));
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return static::$studlyCache[$key] = str_replace(' ', '', $value);
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}
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/**
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* 转为首字母大写的标题格式
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*
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* @param string $value
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* @return string
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*/
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public static function title($value)
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{
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return mb_convert_case($value, MB_CASE_TITLE, 'UTF-8');
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}
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/*
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在数组中取想要的值
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$array -array 被取值的数组
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$field -string 所取的字段
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$is_str -boolean 返回字符串(默认)或数组
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return string
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*/
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public static function array_to_string($array,$field,$is_str=true){
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$arr=[];
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foreach($array as $k => $v){
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if($v[$field]){
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$arr[]=$v[$field];
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}
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}
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//$idArr = array_unique($idArr);
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if($is_str){
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return implode(',',$arr);
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}else{
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return $arr;
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}
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}
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/*
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密码生成规则
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$password -string 要转化的字符串
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return string
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*/
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public static function password_hash_tp($password)
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{
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return hash("md5", trim($password));
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}
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/*
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字符串截取函数
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$str -string 被截取的字符串
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$start -int 起始位置
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$length -int 截取长度
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$charset -string 编码
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$suffix -boolean 在$str的结尾拼接省略号(默认true)
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return string
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*/
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public static function msubstr($str, $start, $length, $charset = "utf-8", $suffix = true)
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{
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if (strlen($str) / 3 > $length) {
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if (function_exists("mb_substr")) {
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if ($suffix == false) {
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return mb_substr($str, $start, $length, $charset) . ' ...';
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} else {
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return mb_substr($str, $start, $length, $charset);
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}
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} elseif (function_exists('iconv_substr')) {
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if ($suffix == false) {
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return iconv_substr($str, $start, $length, $charset) . ' ...';
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} else {
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return iconv_substr($str, $start, $length, $charset);
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}
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}
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$re['utf-8'] = "/[\x01-\x7f]|[\xc2-\xdf][\x80-\xbf]|[\xe0-\xef][\x80-\xbf]{2}|[\xf0-\xff][\x80-\xbf]{3}/";
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$re['gb2312'] = "/[\x01-\x7f]|[\xb0-\xf7][\xa0-\xfe]/";
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$re['gbk'] = "/[\x01-\x7f]|[\x81-\xfe][\x40-\xfe]/";
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$re['big5'] = "/[\x01-\x7f]|[\x81-\xfe]([\x40-\x7e]|\xa1-\xfe])/";
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preg_match_all($re[$charset], $str, $match);
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$slice = join("", array_slice($match[0], $start, $length));
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if ($suffix) {
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return $slice;
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} else {
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return $slice;
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}
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}
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return $str;
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}
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/*
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获取指定长度的随机字符串
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$length 取值长度
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return string
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*/
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public static function get_rand_char($length)
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{
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$str = null;
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$strPol = "ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789abcdefghijklmnopqrstuvwxyz";
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$max = strlen($strPol) - 1;
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for ($i = 0; $i < $length; $i++) {
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$str .= $strPol[rand(0, $max)];//rand($min,$max)生成介于min和max两个数之间的一个随机整数
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}
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return $str;
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}
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/*
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隐藏电话中间四位数
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$num -string 电话号码
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return string
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*/
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public static function hide_phone($num)
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{
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return substr($num, 0, 3) . '****' . substr($num, 7);
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}
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/*
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匹配特殊字符
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$word -string 匹配特殊字符
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*/
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public static function match_special_str($word)
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{
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if (preg_match("/[\'.,:;*?~`!@#$%^&+=<>{}]|\]|\[|\/|\\\|\"|\|/", $word)) {
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//不允许特殊字符
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return true;
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} else {
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return false;
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}
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}
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// +----------------------------------------------------------------------
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// 数据加密处理
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// +----------------------------------------------------------------------
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//id加密
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public static function encryption($str)
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{
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$hash = config('hashids');
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return hashids($hash['length'], $hash['salt'])->encode($str);
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}
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//id解密
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public static function decrypt($str)
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{
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$hash = config('hashids');
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return hashids($hash['length'], $hash['salt'])->decode($str);
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}
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//token加密
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public static function encryptionToken($id)
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{
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$str = encryption($id);
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$time = md5(strtotime(date('Y-m-d')));
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$str = base64_encode($str . '-' . $time);
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return $str;
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}
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//token解密
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public static function decryptToken($str)
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{
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$str = base64_decode($str);
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$arr = explode('-', $str);
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$time = md5(strtotime(date('Y-m-d')));
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if ($arr[1] != $time) {
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return false;
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}
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return decrypt($arr[0]);
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}
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/* @param string $string 原文或者密文
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* @param string $operation 操作(ENCODE | DECODE), 默认为 DECODE
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* @param string $key 密钥
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* @param int $expiry 密文有效期, 加密时候有效, 单位 秒,0 为永久有效
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* @return string 处理后的 原文或者 经过 base64_encode 处理后的密文
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*
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* @example
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*
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* $a = authcode('abc', 'ENCODE', 'key');
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* $b = authcode($a, 'DECODE', 'key'); // $b(abc)
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*
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* $a = authcode('abc', 'ENCODE', 'key', 3600);
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* $b = authcode('abc', 'DECODE', 'key'); // 在一个小时内,$b(abc),否则 $b 为空
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*/
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public static function authcode($string, $operation = 'DECODE', $key = '', $expiry = 3600) {
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$ckey_length = 4;
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// 随机密钥长度 取值 0-32;
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// 加入随机密钥,可以令密文无任何规律,即便是原文和密钥完全相同,加密结果也会每次不同,增大破解难度。
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// 取值越大,密文变动规律越大,密文变化 = 16 的 $ckey_length 次方
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// 当此值为 0 时,则不产生随机密钥
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$key = md5($key ? $key : 'default_key'); //这里可以填写默认key值
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$keya = md5(substr($key, 0, 16));
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$keyb = md5(substr($key, 16, 16));
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$keyc = $ckey_length ? ($operation == 'DECODE' ? substr($string, 0, $ckey_length): substr(md5(microtime()), -$ckey_length)) : '';
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$cryptkey = $keya.md5($keya.$keyc);
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$key_length = strlen($cryptkey);
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$string = $operation == 'DECODE' ? base64_decode(substr($string, $ckey_length)) : sprintf('%010d', $expiry ? $expiry + time() : 0).substr(md5($string.$keyb), 0, 16).$string;
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$string_length = strlen($string);
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$result = '';
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$box = range(0, 255);
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$rndkey = array();
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for($i = 0; $i <= 255; $i++) {
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$rndkey[$i] = ord($cryptkey[$i % $key_length]);
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}
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for($j = $i = 0; $i < 256; $i++) {
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$j = ($j + $box[$i] + $rndkey[$i]) % 256;
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$tmp = $box[$i];
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$box[$i] = $box[$j];
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$box[$j] = $tmp;
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}
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for($a = $j = $i = 0; $i < $string_length; $i++) {
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$a = ($a + 1) % 256;
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$j = ($j + $box[$a]) % 256;
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$tmp = $box[$a];
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$box[$a] = $box[$j];
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$box[$j] = $tmp;
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$result .= chr(ord($string[$i]) ^ ($box[($box[$a] + $box[$j]) % 256]));
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}
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if($operation == 'DECODE') {
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if((substr($result, 0, 10) == 0 || substr($result, 0, 10) - time() > 0) && substr($result, 10, 16) == substr(md5(substr($result, 26).$keyb), 0, 16)) {
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return substr($result, 26);
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} else {
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|
return '';
|
|||
|
}
|
|||
|
} else {
|
|||
|
return $keyc.str_replace('=', '', base64_encode($result));
|
|||
|
}
|
|||
|
}
|
|||
|
|
|||
|
public static function ssoTokenEncode($str,$key='lvzhesso',$expire=0){
|
|||
|
$ids=encryption($str);
|
|||
|
return authcode($ids,"ENCODE",$key,$expire);
|
|||
|
}
|
|||
|
|
|||
|
public static function ssoTokenDecode($str,$key='lvzhesso')
|
|||
|
{
|
|||
|
$ids=authcode($str,"DECODE",$key);
|
|||
|
try{
|
|||
|
return decrypt($ids);
|
|||
|
}catch(\Exception $e){
|
|||
|
return '';
|
|||
|
}
|
|||
|
}
|
|||
|
|
|||
|
/*
|
|||
|
获取url中的主机名
|
|||
|
$url -string
|
|||
|
return string
|
|||
|
*/
|
|||
|
public static function getHost($url)
|
|||
|
{
|
|||
|
if(!preg_match('/http[s]:\/\/[\w.]+[\w\/]*[\w.]*\??[\w=&\+\%]*/is',$url)){
|
|||
|
return '';
|
|||
|
}
|
|||
|
$search = '~^(([^:/?#]+):)?(//([^/?#]*))?([^?#]*)(\?([^#]*))?(#(.*))?~i';
|
|||
|
$url = trim($url);
|
|||
|
preg_match_all($search, $url ,$rr);
|
|||
|
return $rr[4][0];
|
|||
|
|
|||
|
}
|
|||
|
|
|||
|
/*
|
|||
|
替换特殊字符
|
|||
|
$url -string
|
|||
|
return string
|
|||
|
*/
|
|||
|
public static function strFilter($str,$is_file=false){
|
|||
|
$str = str_replace('`', '', $str);
|
|||
|
$str = str_replace('·', '', $str);
|
|||
|
$str = str_replace('~', '', $str);
|
|||
|
$str = str_replace('!', '', $str);
|
|||
|
$str = str_replace('!', '', $str);
|
|||
|
$str = str_replace('@', '', $str);
|
|||
|
$str = str_replace('#', '', $str);
|
|||
|
$str = str_replace('$', '', $str);
|
|||
|
$str = str_replace('¥', '', $str);
|
|||
|
$str = str_replace('%', '', $str);
|
|||
|
$str = str_replace('……', '', $str);
|
|||
|
$str = str_replace('&', '', $str);
|
|||
|
$str = str_replace('*', '', $str);
|
|||
|
$str = str_replace('(', '', $str);
|
|||
|
$str = str_replace(')', '', $str);
|
|||
|
$str = str_replace('(', '', $str);
|
|||
|
$str = str_replace(')', '', $str);
|
|||
|
$str = str_replace('-', '', $str);
|
|||
|
$str = str_replace('_', '', $str);
|
|||
|
$str = str_replace('——', '', $str);
|
|||
|
$str = str_replace('+', '', $str);
|
|||
|
$str = str_replace('=', '', $str);
|
|||
|
$str = str_replace('|', '', $str);
|
|||
|
$str = str_replace('\\', '', $str);
|
|||
|
$str = str_replace('[', '', $str);
|
|||
|
$str = str_replace(']', '', $str);
|
|||
|
$str = str_replace('【', '', $str);
|
|||
|
$str = str_replace('】', '', $str);
|
|||
|
$str = str_replace('{', '', $str);
|
|||
|
$str = str_replace('}', '', $str);
|
|||
|
$str = str_replace(';', '', $str);
|
|||
|
$str = str_replace(';', '', $str);
|
|||
|
$str = str_replace(':', '', $str);
|
|||
|
$str = str_replace(':', '', $str);
|
|||
|
$str = str_replace('\'', '', $str);
|
|||
|
$str = str_replace('"', '', $str);
|
|||
|
$str = str_replace('“', '', $str);
|
|||
|
$str = str_replace('”', '', $str);
|
|||
|
$str = str_replace(',', '', $str);
|
|||
|
$str = str_replace(',', '', $str);
|
|||
|
$str = str_replace('<', '', $str);
|
|||
|
$str = str_replace('>', '', $str);
|
|||
|
$str = str_replace('《', '', $str);
|
|||
|
$str = str_replace('》', '', $str);
|
|||
|
$str = str_replace('。', '', $str);
|
|||
|
$str = str_replace('/', '', $str);
|
|||
|
$str = str_replace('、', '', $str);
|
|||
|
$str = str_replace('?', '', $str);
|
|||
|
$str = str_replace('?', '', $str);
|
|||
|
if(!$is_file){
|
|||
|
$str = str_replace('.', '', $str);
|
|||
|
}
|
|||
|
return trim($str);
|
|||
|
}
|
|||
|
|
|||
|
/**
|
|||
|
* 隐藏公司名或人名的中间部分
|
|||
|
* @param string $str 需要处理的字符串
|
|||
|
* @return string 处理后的字符串
|
|||
|
*/
|
|||
|
public static function maskString($str,$i=3) {
|
|||
|
// 获取字符串长度
|
|||
|
$len = self::get_string_length($str);
|
|||
|
|
|||
|
// 如果数组长度小于等于2,则只将第二个字符替换为*
|
|||
|
if ($len <= 1) {
|
|||
|
return '******';
|
|||
|
}elseif ($len == 2) {
|
|||
|
return self::msubstr($str,0,1).'*';
|
|||
|
} else {
|
|||
|
return self::msubstr($str,0,$i).'******'.self::msubstr($str,-$i,$i);
|
|||
|
}
|
|||
|
}
|
|||
|
|
|||
|
/**
|
|||
|
* 获取人名的最后一个字或者两个字
|
|||
|
* @param string $str 需要处理的字符串
|
|||
|
* @return string 处理后的字符串
|
|||
|
*/
|
|||
|
public static function getLastName($str,$i=1) {
|
|||
|
// 获取字符串长度
|
|||
|
$len = self::get_string_length($str);
|
|||
|
|
|||
|
// 如果数组长度小于等于2,则只将第二个字符替换为*
|
|||
|
if ($len < 2) {
|
|||
|
return self::msubstr($str,0,1);
|
|||
|
}else{
|
|||
|
return self::msubstr($str,-$i,$i);
|
|||
|
}
|
|||
|
}
|
|||
|
|
|||
|
public static function get_string_length($str) {
|
|||
|
// 将字符串转换为 UTF-8 编码
|
|||
|
$str = mb_convert_encoding($str, 'UTF-8', mb_detect_encoding($str));
|
|||
|
// 返回字符串的字符数
|
|||
|
return mb_strlen($str);
|
|||
|
}
|
|||
|
|
|||
|
// 提取身份证中的年龄和性别
|
|||
|
public static function getIdforAG($str){
|
|||
|
if(!$str){
|
|||
|
return false;
|
|||
|
}
|
|||
|
// 先验证是否为身份证
|
|||
|
if(!preg_match('/(^\d{15}$)|(^\d{17}([0-9]|X)$)/',$str)){
|
|||
|
return false;
|
|||
|
}
|
|||
|
$length=strlen($str);
|
|||
|
if($length==15){
|
|||
|
$sexnum = substr($str,14,1);
|
|||
|
$age = date('Y') - '19'.substr($str,6,2);
|
|||
|
}else{
|
|||
|
$sexnum = substr($str,16,1);
|
|||
|
$age = date('Y') - substr($str,6,4);
|
|||
|
}
|
|||
|
return [
|
|||
|
'gender'=>$sexnum%2==0 ? 0 : 1,
|
|||
|
'age'=>$age
|
|||
|
];
|
|||
|
}
|
|||
|
|
|||
|
/**
|
|||
|
* Universally Unique Identifier v4
|
|||
|
*
|
|||
|
* @param int $b
|
|||
|
* @return UUID, if $b returns binary(16)
|
|||
|
*/
|
|||
|
public static function getUuid($b = null)
|
|||
|
{
|
|||
|
if (function_exists('uuid_create')) {
|
|||
|
$uuid = uuid_create();
|
|||
|
} else {
|
|||
|
$uuid = sprintf('%04x%04x-%04x-%04x-%04x-%04x%04x%04x', mt_rand(0, 0xffff), mt_rand(0, 0xffff), mt_rand(0, 0xffff), mt_rand(0, 0xfff) | 0x4000, mt_rand(0, 0x3fff) | 0x8000, mt_rand(0, 0xffff), mt_rand(0, 0xffff), mt_rand(0, 0xffff));
|
|||
|
}
|
|||
|
return $b ? pack('H*', str_replace('-', '', $uuid)) : $uuid;
|
|||
|
}
|
|||
|
}
|