Merge pull request #778 from CanTireInnovations/httpOptions

Adding support for OPTIONS requests to ESP8266WebServer

Author: igrr

libraries/ESP8266WebServer/src/ESP8266WebServer.h

@@ -26,7 +26,7 @@
 
 #include <functional>
 
-enum HTTPMethod { HTTP_ANY, HTTP_GET, HTTP_POST, HTTP_PUT, HTTP_PATCH, HTTP_DELETE };
+enum HTTPMethod { HTTP_ANY, HTTP_GET, HTTP_POST, HTTP_PUT, HTTP_PATCH, HTTP_DELETE, HTTP_OPTIONS };
 enum HTTPUploadStatus { UPLOAD_FILE_START, UPLOAD_FILE_WRITE, UPLOAD_FILE_END };
 
 #define HTTP_DOWNLOAD_UNIT_SIZE 1460

libraries/ESP8266WebServer/src/Parsing.cpp

@@ -59,6 +59,8 @@ bool ESP8266WebServer::_parseRequest(WiFiClient& client) {
     method = HTTP_POST;
   } else if (methodStr == "DELETE") {
     method = HTTP_DELETE;
+  } else if (methodStr == "OPTIONS") {
+    method = HTTP_OPTIONS;
   } else if (methodStr == "PUT") {
     method = HTTP_PUT;
   } else if (methodStr == "PATCH") {