Semantic versioning & maintain compatibility with Revel

Implements basic semantic versioning (Major/Minor changes) along with support for v0.18.0.

revel/bugsnagrevel.go

@@ -6,7 +6,8 @@ package bugsnagrevel
 import (
 	"strings"
 	"sync"
-
+	"strconv"
+	"net/http"
 	"github.com/bugsnag/bugsnag-go"
 	"github.com/revel/revel"
 )
@@ -37,6 +38,12 @@ func middleware(event *bugsnag.Event, config *bugsnag.Configuration) error {
 	for _, datum := range event.RawData {
 		if controller, ok := datum.(*revel.Controller); ok {
 			// make the request visible to the builtin HttpMiddleware
+			if version("0.18.0") {
+				event.RawData = append(event.RawData, controller.Request)
+			} else {
+				req := struct{*http.Request}{}
+				event.RawData = append(event.RawData, req.Request)
+			}
 			event.RawData = append(event.RawData, controller.Request)
 			event.Context = controller.Action
 			event.MetaData.AddStruct("Session", controller.Session)
@@ -68,3 +75,18 @@ func init() {
 		})
 	})
 }
+
+// Very basic semantic versioning.
+// Returns true if given version matches or is above revel.Version
+func version(reqVersion string) bool{
+	req := strings.Split(reqVersion, ".")
+	cur := strings.Split(revel.Version, ".")
+	for i:=0;i<2;i++{
+		rV,_ := strconv.Atoi(req[i])
+		cV,_ := strconv.Atoi(cur[i])
+		if (rV<cV && i==0) || (rV<cV && i==1){
+			return true
+		}
+	}
+	return false
+}