44 lines
1.2 KiB
PHP
44 lines
1.2 KiB
PHP
<?php
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namespace app\api\service;
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class ApiSignService
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{
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//创建sign
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public static function makeSign($data,$appKey): string
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{
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ksort($data);
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$string = self::toUrlParams($data);
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$string = $string . "&key=" . $appKey;
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$string = md5($string);
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return strtolower($string);
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}
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//检验sign是否正确
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public static function verifySign($data,$appKey): array
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{
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// 验证请求， 2分钟失效
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if (time() - intval($data['timestamp'] / 1000) > 120) {
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return ['code' => 0, 'msg' => '签名已失效'];
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}
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//比对签名
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$clientSign = $data['sign'];
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$serverSign = self::makeSign($data,$appKey);
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if ($clientSign == $serverSign) {
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return ['code' => 1, 'msg' => '验证通过'];
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} else {
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return ['code' => 0, 'msg' => '签名校验失败'];
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}
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}
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//生成url字符串
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private static function toUrlParams($values): string
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{
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$buff = "";
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foreach ($values as $k => $v) {
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if ($k != "sign" && !is_array($v)) {
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$buff .= $k . "=" . $v . "&";
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}
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}
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return trim($buff, "&");
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}
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} |