缩略图获取逻辑

VIZ.Package.Module/Page/Core/Controller/PageModelController.cs

@@ -51,7 +51,10 @@ namespace VIZ.Package.Module
                     if (string.IsNullOrWhiteSpace(page.ThumbnailUri))
                         continue;
 
-                    var bitmap = this.ghService.GetImage(page.ThumbnailUri);
+                    Uri srcUri = new Uri(page.ThumbnailUri);
+                    string destUri = srcUri.ToString().Replace(srcUri.Host, ApplicationDomainEx.VizConfig.GH_IP).Replace(srcUri.Port.ToString(), ApplicationDomainEx.VizConfig.GH_Port.ToString());
+
+                    var bitmap = this.ghService.GetImage(destUri);
 
                     WPFHelper.BeginInvoke(() =>
                     {