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<?php |
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namespace tinymeng\tools; |
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/** |
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* Class 字符串类 |
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* @package tinymeng\tools |
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* @Author: TinyMeng <[email protected]> |
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* @Created: 2018/11/26 |
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*/ |
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class StringTool |
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{ |
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/** |
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* Function Name: 手写字母大写 |
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* @param $str |
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* @return string |
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* @author Tinymeng <[email protected]> |
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* @date: 2019/9/26 10:19 |
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*/ |
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static public function uFirst($str):string{ |
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return ucfirst(strtolower($str)); |
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} |
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/** |
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* Name: 生成随机字符串 |
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* Author: Tinymeng <[email protected]> |
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* @param int $length 字符串长度 |
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* @return string |
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*/ |
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public static function generateRandomString($length = 10):string { |
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$characters = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ'; |
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return substr(str_shuffle($characters), 0, $length); |
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} |
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/** |
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* 获取唯一设备号 |
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* @Author: TinyMeng <[email protected]> |
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* @param string $namespace |
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* @return string |
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*/ |
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static public function createChannelId($namespace = ''):string { |
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static $guid = ''; |
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$uid = uniqid("", true); |
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$data = $namespace. md5(time() . mt_rand(1,1000000)).uniqid(); |
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$hash = strtoupper(hash('ripemd128', $uid . $guid . md5($data))); |
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$guid = substr($hash, 0, 8) . |
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'-' . |
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substr($hash, 8, 4) . |
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'-' . |
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substr($hash, 12, 4) . |
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'-' . |
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substr($hash, 16, 4) . |
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'-' . |
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substr($hash, 20, 12); |
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return $guid; |
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} |
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/** |
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* 获取md5中16位小写 |
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* 实现java的 MD516.Bit16 |
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* @Author: TinyMeng <[email protected]> |
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* @param $str |
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* @return string |
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*/ |
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static public function md5Bit16($str):string { |
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return strtoupper(substr(md5($str),8,16)); |
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} |
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/** |
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* 获取时间戳(13位精确到豪妙) |
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* @Author: TinyMeng <[email protected]> |
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* @param null|int $time |
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* @return int |
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*/ |
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static public function millisecond($time = null) :int{ |
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if(empty($time)){ |
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list($msec, $sec) = explode(' ', microtime()); |
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$millisecond = (int)sprintf('%.0f', (floatval($msec) + floatval($sec)) * 1000); |
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}elseif(is_numeric($time) && strlen((string)$time)==10){ |
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$millisecond = (string)$time."000"; |
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}else{ |
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$millisecond = strtotime($time)."000"; |
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} |
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return (int)$millisecond; |
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} |
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/** |
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* Name: 是否包含中文 |
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* Author: Tinymeng <[email protected]> |
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* @param string $string |
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* @return bool |
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*/ |
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public static function isContainChinese($string=''):bool { |
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$result = preg_match('/[\x{4e00}-\x{9fa5}]/u', $string); |
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return $result == 0 ? false : true; |
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} |
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/** |
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* Name: 是否全是中文 |
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* Author: Tinymeng <[email protected]> |
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* @param string $string |
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* @return bool |
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*/ |
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public static function isAllChinese($string=''):bool { |
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$result = preg_match('/^[\x{4e00}-\x{9fa5}]+$/u', $string); |
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return $result == 0 ? false : true; |
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} |
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/** |
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* 判断手机号码 |
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* Author : MYL <[email protected]> |
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* Updater： |
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* @param string $string |
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* @return bool |
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*/ |
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public static function isMobile($string=''):bool { |
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if (!preg_match("/(^1[3|4|5|7|8][0-9]{9}$)/", $string)) { |
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return false; |
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} |
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return true; |
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} |
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/** |
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* Description: 科学计数法转化正常数值输出 |
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* Author: JiaMeng <[email protected]> |
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* Updater: |
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* @param string $num 科学计数法字符串 如 2.1E-5 |
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* @param int $double 小数点保留位数 默认3位 |
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* @return string |
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*/ |
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public static function sctonum($num, $double = 3){ |
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if(false !== stripos($num, "e")){ |
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$a = explode("e",strtolower($num)); |
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return bcmul($a[0], bcpow(10, $a[1], $double), $double); |
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} |
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return $num; |
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} |
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/** |
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* Name: 自动转换字符集 支持数组转换 |
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* Author: Tinymeng <[email protected]> |
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* @param $string |
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* @param string $from |
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* @param string $to |
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* @return array|false|string|string[]|null |
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*/ |
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public static function autoCharset($string, $from='gbk', $to='utf-8') { |
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$from = strtoupper($from) == 'UTF8' ? 'utf-8' : $from; |
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$to = strtoupper($to) == 'UTF8' ? 'utf-8' : $to; |
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if (strtoupper($from) === strtoupper($to) || empty($string) || (is_scalar($string) && !is_string($string))) { |
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//如果编码相同或者非字符串标量则不转换 |
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return $string; |
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} |
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if (is_string($string)) { |
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if (function_exists('mb_convert_encoding')) { |
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return mb_convert_encoding($string, $to, $from); |
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} elseif (function_exists('iconv')) { |
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return iconv($from, $to, $string); |
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} else { |
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return $string; |
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} |
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} elseif (is_array($string)) { |
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foreach ($string as $key => $val) { |
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$_key = self::autoCharset($key, $from, $to); |
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$string[$_key] = self::autoCharset($val, $from, $to); |
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if ($key != $_key) |
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unset($string[$key]); |
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} |
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return $string; |
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} |
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else { |
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return $string; |
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} |
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} |
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/** |
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* Description: 过滤html里a标签 |
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* Author: song <[email protected]> |
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* Updater: |
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* @param $html |
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* @return string |
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*/ |
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public static function filterATag($html=''):string { |
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return preg_replace("#<a[^>]*>(.*?)</a>#is", "$1", $html); |
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} |
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/** |
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* Description: 删除html里a标签及内容 |
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* Author: song <[email protected]> |
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* Updater: |
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* @param $html |
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* @return string |
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*/ |
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public static function deleteATag($html=''):string { |
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return preg_replace("#<a[^>]*>(.*?)</a>#is", "", $html); |
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} |
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/** |
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* Description: 时间转换 |
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* Author: JiaMeng <[email protected]> |
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* Updater: |
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* @param string $date 时间 |
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* @param bool $is_timestamp 是否是时间戳 |
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* @return string |
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*/ |
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public static function getTime($date,$is_timestamp=false):string { |
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if($is_timestamp === true){ |
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$time = $date; |
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}else{ |
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$time = strtotime($date);//时间转换为时间戳 |
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} |
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if($time >= time()){ |
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return '刚刚'; |
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} |
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$seconds = time() - $time; |
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if($seconds <= 60){ |
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return '刚刚'; |
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} |
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$minutes = intval($seconds / 60); |
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if($minutes <= 60){ |
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return $minutes.'分钟前'; |
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} |
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$hours = intval($minutes / 60); |
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if($hours <= 24){ |
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return $hours.'小时前'; |
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} |
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$days = intval($hours / 24); |
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if($days <= 3){ |
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return $days.'天前'; |
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} |
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if($days <= 365){ |
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return date('m-d',/** @scrutinizer ignore-type */ $time); |
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} |
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return date('Y-m-d',$time); |
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} |
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/** |
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* Name: 压缩html代码 |
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* Author: Tinymeng <[email protected]> |
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* @param string $html_source |
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* @return string |
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*/ |
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static public function compressHtml($html_source):string { |
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$chunks = preg_split('/(<!--<nocompress>-->.*?<!--<\/nocompress>-->|<nocompress>.*?<\/nocompress>|<pre.*?\/pre>|<textarea.*?\/textarea>|<script.*?\/script>)/msi', $html_source, -1, PREG_SPLIT_DELIM_CAPTURE); |
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$compress = ''; |
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foreach ($chunks as $c) { |
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if (strtolower(substr($c, 0, 19)) == '<!--<nocompress>-->') { |
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$c = substr($c, 19, strlen($c) - 19 - 20); |
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$compress .= $c; |
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continue; |
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} elseif (strtolower(substr($c, 0, 12)) == '<nocompress>') { |
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$c = substr($c, 12, strlen($c) - 12 - 13); |
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$compress .= $c; |
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continue; |
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255
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} elseif (strtolower(substr($c, 0, 4)) == '<pre' || strtolower(substr($c, 0, 9)) == '<textarea') { |
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$compress .= $c; |
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continue; |
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} elseif (strtolower(substr($c, 0, 7)) == '<script' && strpos($c, '//') != false && (strpos($c, "\r") !== false || strpos($c, "\n") !== false)) { // JS代码，包含“//”注释的，单行代码不处理 |
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$tmps = preg_split('/(\r|\n)/ms', $c, -1, PREG_SPLIT_NO_EMPTY); |
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$c = ''; |
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foreach ($tmps as $tmp) { |
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if (strpos($tmp, '//') !== false) { // 对含有“//”的行做处理 |
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if (substr(trim($tmp), 0, 2) == '//') { // 开头是“//”的就是注释 |
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continue; |
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} |
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$chars = preg_split('//', $tmp, -1, PREG_SPLIT_NO_EMPTY); |
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$is_quot = $is_apos = false; |
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foreach ($chars as $key => $char) { |
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if ($char == '"' && !$is_apos && $key > 0 && $chars[$key - 1] != '\\') { |
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$is_quot = !$is_quot; |
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271
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} elseif ($char == '\'' && !$is_quot && $key > 0 && $chars[$key - 1] != '\\') { |
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$is_apos = !$is_apos; |
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} elseif ($char == '/' && $chars[$key + 1] == '/' && !$is_quot && !$is_apos) { |
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$tmp = substr($tmp, 0, $key); // 不是字符串内的就是注释 |
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break; |
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} |
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} |
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} |
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$c .= $tmp; |
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} |
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281
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} |
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282
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$c = preg_replace('/[\\n\\r\\t]+/', ' ', $c); // 清除换行符，清除制表符 |
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$c = preg_replace('/\\s{2,}/', ' ', $c); // 清除额外的空格 |
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$c = preg_replace('/>\\s</', '> <', $c); // 清除标签间的空格 |
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$c = preg_replace('/\\/\\*.*?\\*\\//i', '', $c); // 清除 CSS & JS 的注释 |
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$c = preg_replace('/<!--[^!]*-->/', '', $c); // 清除 HTML 的注释 |
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287
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$compress .= $c; |
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288
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} |
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289
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return $compress; |
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290
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} |
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291
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292
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/** |
|
293
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* Description: html标签替换成特定小程序标签 |
|
294
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* Author: JiaMeng <[email protected]> |
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295
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* Updater: |
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296
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* @param string $content |
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297
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* @return mixed |
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298
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*/ |
|
299
|
|
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static public function htmlReplaceXcx(string $content):string { |
|
300
|
|
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$content = str_replace("\r\n","",$content);//出除回车和换行符 |
|
301
|
|
|
$content = preg_replace("/style=\".*?\"/si",'',$content);//style样式 |
|
302
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|
|
$content = preg_replace(["/<strong.*?>/si", "/<\/strong>/si"],['<text class="wx-strong">','</text>'],$content);//strong |
|
303
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|
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$content = preg_replace(["/<p.*?>/si", "/<\/p>/si"],['<view class="wx-p">','</view>'],$content);//p |
|
304
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|
|
$content = preg_replace(["/<a.*?>/si", "/<\/a>/si"],['<text class="wx-a">','</text>'],$content);//a |
|
305
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|
|
$content = preg_replace(["/<span.*?>/si", "/<\/span>/si"],['<text class="wx-span">','</text>'],$content);//span |
|
306
|
|
|
$content = preg_replace(["/<h[1-6].*?>/si", "/<\/h[1-6]>/si"],['<view class="wx-h">','</view>'],$content);//h |
|
307
|
|
|
$content = preg_replace("/<img.*?/si",'<image class="wx-img"',$content);//img |
|
308
|
|
|
return $content; |
|
309
|
|
|
} |
|
310
|
|
|
|
|
311
|
|
|
/** |
|
312
|
|
|
* Description: html P标签替换成特定Span标签(安卓app使用) |
|
313
|
|
|
* Author: JiaMeng <[email protected]> |
|
314
|
|
|
* Updater: |
|
315
|
|
|
* @param string $content |
|
316
|
|
|
* @return string |
|
317
|
|
|
*/ |
|
318
|
|
|
static public function pReplaceSpan(string $content):string { |
|
319
|
|
|
$content = str_replace(["\r","\n","\t"],'',$content); |
|
320
|
|
|
$content = preg_replace(["/<p/si", "/<\/p>/si"],['<span','</span><br>'],$content);//p |
|
321
|
|
|
return $content; |
|
322
|
|
|
} |
|
323
|
|
|
|
|
324
|
|
|
/** |
|
325
|
|
|
* Description: 过滤标点符号 |
|
326
|
|
|
* @author: JiaMeng <[email protected]> |
|
327
|
|
|
* Updater: |
|
328
|
|
|
* @param string $keyword |
|
329
|
|
|
* @return string |
|
330
|
|
|
*/ |
|
331
|
|
|
static public function filterPunctuation($keyword){ |
|
332
|
|
|
$keyword = str_replace(["\r\n", "\r", "\n"," "," "], "", trim($keyword));//删除空格 |
|
333
|
|
|
$keyword = preg_replace('# #','',$keyword); |
|
334
|
|
|
$keyword = preg_replace("/[ '.,:;*?~`!@#$%^&+=)(<>{}]|\]|\[|\/|\\\|\"|\|/",'',$keyword); |
|
335
|
|
|
return $keyword; |
|
336
|
|
|
} |
|
337
|
|
|
|
|
338
|
|
|
/** |
|
339
|
|
|
* Description: 过滤html标签 |
|
340
|
|
|
* @author: JiaMeng <[email protected]> |
|
341
|
|
|
* Updater: |
|
342
|
|
|
* @param $content |
|
343
|
|
|
* @param string $allowable_tags |
|
344
|
|
|
* @return string |
|
345
|
|
|
*/ |
|
346
|
|
|
static public function stripTags($content,$allowable_tags = '<font>'){ |
|
347
|
|
|
$content = strip_tags($content,$allowable_tags);//替换标签 |
|
348
|
|
|
$content = str_replace(["\r\n", "\r", "\n"," "], "", trim($content));//删除空格 |
|
349
|
|
|
return $content; |
|
350
|
|
|
} |
|
351
|
|
|
|
|
352
|
|
|
} |
majiameng /
tools
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