initial commit

third_party/libhv/http/server/HttpMiddleware.cpp

@@ -0,0 +1,16 @@
+#include "HttpMiddleware.h"
+#include "HttpService.h"
+
+BEGIN_NAMESPACE_HV
+
+int HttpMiddleware::CORS(HttpRequest* req, HttpResponse* resp) {
+    resp->headers["Access-Control-Allow-Origin"] = req->GetHeader("Origin", "*");
+    if (req->method == HTTP_OPTIONS) {
+        resp->headers["Access-Control-Allow-Methods"] = req->GetHeader("Access-Control-Request-Method", "OPTIONS, HEAD, GET, POST, PUT, DELETE, PATCH");
+        resp->headers["Access-Control-Allow-Headers"] = req->GetHeader("Access-Control-Request-Headers", "Content-Type");
+        return HTTP_STATUS_NO_CONTENT;
+    }
+    return HTTP_STATUS_NEXT;
+}
+
+END_NAMESPACE_HV