105 lines
2.6 KiB
PHP
105 lines
2.6 KiB
PHP
<?php
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namespace app\models\common;
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use Yii;
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use yii\db\ActiveRecord;
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use EasyWeChat\Factory;
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use app\models\common\Config;
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class ProfitSharingSign extends ActiveRecord{
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/**
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* 根据Url传递的参数，生成签名字符串
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* @param array $param
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* @param string $signType
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* @param $md5Key
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* @return string
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* @throws \Exception
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*/
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static function getSign(array $param, $signType = 'MD5', $md5Key) {
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$values = self::paraFilter($param);
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$values = self::arraySort($values);
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$signStr = self::createLinkstring($values);
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$signStr .= '&key=' . $md5Key;
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switch ($signType) {
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case 'MD5':
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$sign = md5($signStr);
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break;
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case 'HMAC-SHA256':
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$sign = hash_hmac('sha256', $signStr, $md5Key);
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break;
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default:
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$sign = '';
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}
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return strtoupper($sign);
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}
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/**
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* 移除空值的key
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* @param $para
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* @return array
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*/
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static function paraFilter($para) {
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$paraFilter = array();
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foreach ($para as $key => $val) {
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if ($val == "") {
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continue;
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} else {
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if (!is_array($para[$key])) {
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$para[$key] = is_bool($para[$key]) ? $para[$key] : trim($para[$key]);
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}
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$paraFilter[$key] = $para[$key];
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}
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}
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return $paraFilter;
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}
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/**
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* @function 对输入的数组进行字典排序
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* @param array $param 需要排序的数组
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* @return array
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* @author helei
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*/
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static function arraySort(array $param) {
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ksort($param);
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reset($param);
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return $param;
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}
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/**
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* @function 把数组所有元素，按照“参数=参数值”的模式用“&”字符拼接成字符串
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* @param array $para 需要拼接的数组
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* @return string
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* @throws \Exception
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*/
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static function createLinkString($para) {
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if (!is_array($para)) {
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throw new \Exception('必须传入数组参数');
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}
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reset($para);
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$arg = "";
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foreach ($para as $key => $val) {
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if (is_array($val)) {
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continue;
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}
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$arg .= $key . "=" . urldecode($val) . "&";
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}
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//去掉最后一个&字符
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$arg = substr($arg, 0, count((array)$arg) - 2);
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//如果存在转义字符，那么去掉转义
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if (get_magic_quotes_gpc()) {
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$arg = stripslashes($arg);
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}
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return $arg;
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}
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}
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