添加网站文件

vendor/alipaysdk/easysdk/php/src/Kernel/Util/JsonUtil.php

@@ -0,0 +1,56 @@
+<?php
+
+
+namespace Alipay\EasySDK\Kernel\Util;
+
+
+use AlibabaCloud\Tea\Model;
+
+class JsonUtil
+{
+    public function toJsonString(array $input)
+    {
+        $result = [];
+        foreach ($input as $k => $v) {
+            if ($v instanceof Model) {
+                $result[$k] = $this->getTeaModelMap($v);
+            } else {
+                $result[$k] = $v;
+            }
+        }
+        return $result;
+    }
+
+    private function getTeaModelMap(Model $teaModel)
+    {
+        $result = [];
+        foreach ($teaModel as $k => $v) {
+            if ($v instanceof Model) {
+                $k = $this->toUnderScore($k);
+                $result[$k] = $this->getTeaModelMap($v);
+            } else {
+                if (empty($result)) {
+                    $k = $this->toUnderScore($k);
+                    $result[$k] = $v;
+                } else {
+                    $k = $this->toUnderScore($k);
+                    $result[$k] = $v;
+                }
+            }
+        }
+        return $result;
+    }
+
+    /**
+     * 驼峰命名转下划线命名
+     * @param $str
+     * @return string
+     */
+    private function toUnderScore($str)
+    {
+        $dstr = preg_replace_callback('/([A-Z]+)/', function ($matchs) {
+            return '_' . strtolower($matchs[0]);
+        }, $str);
+        return trim(preg_replace('/_{2,}/', '_', $dstr), '_');
+    }
+}