name change gus -> sliderule

1 files changed, 23 insertions, 3 deletions

diff --git a/spartan/request.go b/spartan/request.go
index ca1159b..a9b2815 100644
--- a/spartan/request.go
+++ b/spartan/request.go
@@ -8,7 +8,7 @@ import (
 	"strconv"
 	"strings"
 
-	"tildegit.org/tjp/gus"
+	sr "tildegit.org/tjp/sliderule"
 )
 
 var (
@@ -22,7 +22,7 @@ var (
 // ParseRequest parses a single spartan request and the indicated content-length from a reader.
 //
 // If ther reader artument is a *bufio.Reader, it will only read a single line from it.
-func ParseRequest(rdr io.Reader) (*gus.Request, int, error) {
+func ParseRequest(rdr io.Reader) (*sr.Request, int, error) {
 	bufrdr, ok := rdr.(*bufio.Reader)
 	if !ok {
 		bufrdr = bufio.NewReader(rdr)
@@ -51,7 +51,7 @@ func ParseRequest(rdr io.Reader) (*gus.Request, int, error) {
 		return nil, 0, err
 	}
 
-	return &gus.Request{
+	return &sr.Request{
 		URL: &url.URL{
 			Scheme:  "spartan",
 			Host:    host,
@@ -60,3 +60,23 @@ func ParseRequest(rdr io.Reader) (*gus.Request, int, error) {
 		},
 	}, contentlen, nil
 }
+
+// GetRequestContentLength reads the remaining un-read number of bytes in a request body.
+//
+// It will immediately return 0 if there is no request body.
+func GetRequestContentLength(request *sr.Request) int {
+	if lr, ok := request.Meta.(*io.LimitedReader); ok {
+		return int(lr.N)
+	}
+	return 0
+}
+
+// GetRequestBody returns a reader of the spartan request body.
+//
+// It will return nil if the request has no body.
+func GetRequestBody(request *sr.Request) io.Reader {
+	if rdr, ok := request.Meta.(io.Reader); ok {
+		return rdr
+	}
+	return nil
+}