From 9dd23092f528054d77e65112ac06fe9d98f8bca7 Mon Sep 17 00:00:00 2001
From: monitor1394 <monitor1394@gmail.com>
Date: Tue, 5 May 2020 16:31:21 +0800
Subject: [PATCH] =?UTF-8?q?=E5=A4=84=E7=90=86UnityWebRequest=E7=89=88?=
 =?UTF-8?q?=E6=9C=AC=E5=85=BC=E5=AE=B9=E9=97=AE=E9=A2=98?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 Runtime/Utility/XChartsMgr.cs | 28 ++++++++++++++++++++++++++--
 1 file changed, 26 insertions(+), 2 deletions(-)

diff --git a/Runtime/Utility/XChartsMgr.cs b/Runtime/Utility/XChartsMgr.cs
index 9f95d7ea..896ccb5f 100644
--- a/Runtime/Utility/XChartsMgr.cs
+++ b/Runtime/Utility/XChartsMgr.cs
@@ -107,7 +107,7 @@ namespace XCharts
             var url = "https://raw.githubusercontent.com/monitor1394/unity-ugui-XCharts/master/Assets/XCharts/version.json";
             var web = UnityWebRequest.Get(url);
             yield return web;
-            if (web.isNetworkError)
+            if (IsNetworkError(web))
             {
                 isNetworkError = true;
                 networkError = web.error;
@@ -144,7 +144,7 @@ namespace XCharts
             var url = "https://raw.githubusercontent.com/monitor1394/unity-ugui-XCharts/master/Assets/XCharts/CHANGELOG.md";
             var web = new UnityWebRequest(url);
             yield return web;
-            if (!web.isNetworkError)
+            if (IsNetworkError(web))
             {
                 Debug.LogError(web.error);
             }
@@ -192,5 +192,29 @@ namespace XCharts
             }
             changeLog = sb.ToString();
         }
+
+#if UNITY_5 || UNITY_2017_1
+        public bool IsNetworkError(UnityWebRequest request)
+        {
+            return request.isError && !IsHttpError(request);
+        }
+#else
+        public bool IsNetworkError(UnityWebRequest request)
+        {
+            return request.isNetworkError;
+        }
+#endif
+
+#if UNITY_5
+        public bool IsHttpError(UnityWebRequest request)
+        {
+            return request.responseCode >= 400;
+        }
+#else
+        public bool IsHttpError(UnityWebRequest request)
+        {
+            return request.isHttpError;
+        }
+#endif
     }
 }
\ No newline at end of file