162 lines
3.2 KiB
PHP
162 lines
3.2 KiB
PHP
<?php
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namespace wchat\common;
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class Help extends Multiprogramming
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{
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/**
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* @param array $data
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* @return string
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*/
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public static function toXml(array $data): string
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{
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$xml = "<xml>";
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foreach ($data as $key => $val) {
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if (is_array($val)) {
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$xml .= "<" . $key . ">" . static::xmlChild($val) . "</" . $key . ">";
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continue;
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}
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if (is_numeric($val)) {
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$xml .= "<" . $key . ">" . $val . "</" . $key . ">";
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} else {
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$xml .= "<" . $key . "><![CDATA[" . $val . "]]></" . $key . ">";
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}
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}
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$xml .= "</xml>";
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return $xml;
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}
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/**
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* @param array $array
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* @return string
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*/
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private static function xmlChild(array $array): string
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{
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$string = '';
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foreach ($array as $key => $value) {
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if (is_array($value)) {
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$string .= static::xmlChild($value);
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continue;
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}
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if (is_numeric($value)) {
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$string .= "<" . $key . ">" . $value . "</" . $key . ">";
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} else {
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$string .= "<" . $key . "><![CDATA[" . $value . "]]></" . $key . ">";
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}
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}
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return $string;
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}
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/**
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* @param $xml
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* @return array|null
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*/
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public static function toArray($xml): ?array
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{
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if (is_array($xml)) return $xml;
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if (str_starts_with('<', $xml) && str_ends_with('>', $xml)) {
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return self::xmlToArray($xml);
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} else {
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return self::jsonToArray($xml);
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}
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}
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/**
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* @param string $xml
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* @return array|null
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*/
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public static function jsonToArray(string $xml): ?array
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{
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return json_decode($xml, true);
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}
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/**
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* @param string $xml
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* @return array|null
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*/
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public static function xmlToArray(string $xml): ?array
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{
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if (($data = @simplexml_load_string($xml, 'SimpleXMLElement', LIBXML_NOCDATA)) !== false) {
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return json_decode(json_encode($data), TRUE);
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}
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return null;
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}
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/**
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* @param mixed $json
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* @return string
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*/
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public static function toJson(mixed $json): string
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{
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if (is_object($json)) {
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$json = get_object_vars($json);
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}
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if (is_array($json)) {
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return json_encode($json, JSON_UNESCAPED_UNICODE);
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}
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$matchQuote = '/(<\?xml.*?\?>)?<([a-zA-Z_]+)>(<([a-zA-Z_]+)><!.*?><\/\4>)+<\/\2>/';
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if (preg_match($matchQuote, $json)) {
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$json = self::xmlToArray($json);
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} else {
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$json = json_decode($json, true);
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}
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if (!is_array($json)) {
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$json = [];
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}
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return json_encode($json, JSON_UNESCAPED_UNICODE);
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}
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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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* 随机字符串
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*/
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public static function random(int $length = 20): string
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{
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$res = [];
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$str = 'abcdefghijklmnopqrstuvwxyz';
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$str .= strtoupper($str) . '1234567890';
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for ($i = 0; $i < $length; $i++) {
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$rand = substr($str, rand(0, strlen($str) - 2), 1);
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if (empty($rand)) {
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$rand = substr($str, strlen($str) - 3, 1);
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}
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$res[] = $rand;
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}
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return implode($res);
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}
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/**
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* @param array $array
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* @param $key
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* @param $type
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* @return string
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*/
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public static function sign(array $array, $key, $type): string
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{
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ksort($array);
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$buff = "";
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foreach ($array as $k => $v) {
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if ($k != "sign" && $v != "" && !is_array($v)) {
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$buff .= $k . "=" . $v . "&";
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}
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}
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$string = trim($buff, "&") . '&key=' . $key;
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if (strtoupper($type) == 'MD5') {
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return strtoupper(md5($string));
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} else {
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return hash_hmac('sha256', $string, $key);
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}
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}
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}
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