From 921818bca208f0c70e85ec670074cb3905cbbc82 Mon Sep 17 00:00:00 2001
From: Niall Sheridan <nsheridan@gmail.com>
Date: Sat, 27 Aug 2016 01:32:30 +0100
Subject: Update dependencies

---
 vendor/github.com/gorilla/csrf/context.go        |  4 ++++
 vendor/github.com/gorilla/csrf/context_legacy.go |  4 ++++
 vendor/github.com/gorilla/csrf/csrf.go           | 15 +++++++--------
 vendor/github.com/gorilla/csrf/helpers.go        |  6 ++----
 4 files changed, 17 insertions(+), 12 deletions(-)

(limited to 'vendor/github.com/gorilla/csrf')

diff --git a/vendor/github.com/gorilla/csrf/context.go b/vendor/github.com/gorilla/csrf/context.go
index fe47270..d8bb42f 100644
--- a/vendor/github.com/gorilla/csrf/context.go
+++ b/vendor/github.com/gorilla/csrf/context.go
@@ -23,3 +23,7 @@ func contextSave(r *http.Request, key string, val interface{}) *http.Request {
 	ctx = context.WithValue(ctx, key, val)
 	return r.WithContext(ctx)
 }
+
+func contextClear(r *http.Request) {
+	// no-op for go1.7+
+}
diff --git a/vendor/github.com/gorilla/csrf/context_legacy.go b/vendor/github.com/gorilla/csrf/context_legacy.go
index dabf0a6..f88c9eb 100644
--- a/vendor/github.com/gorilla/csrf/context_legacy.go
+++ b/vendor/github.com/gorilla/csrf/context_legacy.go
@@ -22,3 +22,7 @@ func contextSave(r *http.Request, key string, val interface{}) *http.Request {
 	context.Set(r, key, val)
 	return r
 }
+
+func contextClear(r *http.Request) {
+	context.Clear(r)
+}
diff --git a/vendor/github.com/gorilla/csrf/csrf.go b/vendor/github.com/gorilla/csrf/csrf.go
index dc4755e..b4b0439 100644
--- a/vendor/github.com/gorilla/csrf/csrf.go
+++ b/vendor/github.com/gorilla/csrf/csrf.go
@@ -7,7 +7,6 @@ import (
 
 	"github.com/pkg/errors"
 
-	"github.com/gorilla/context"
 	"github.com/gorilla/securecookie"
 )
 
@@ -195,7 +194,7 @@ func (cs *csrf) ServeHTTP(w http.ResponseWriter, r *http.Request) {
 		// as it will no longer match the request token.
 		realToken, err = generateRandomBytes(tokenLength)
 		if err != nil {
-			envError(r, err)
+			r = envError(r, err)
 			cs.opts.ErrorHandler.ServeHTTP(w, r)
 			return
 		}
@@ -203,7 +202,7 @@ func (cs *csrf) ServeHTTP(w http.ResponseWriter, r *http.Request) {
 		// Save the new (real) token in the session store.
 		err = cs.st.Save(realToken, w)
 		if err != nil {
-			envError(r, err)
+			r = envError(r, err)
 			cs.opts.ErrorHandler.ServeHTTP(w, r)
 			return
 		}
@@ -225,13 +224,13 @@ func (cs *csrf) ServeHTTP(w http.ResponseWriter, r *http.Request) {
 			// otherwise fails to parse.
 			referer, err := url.Parse(r.Referer())
 			if err != nil || referer.String() == "" {
-				envError(r, ErrNoReferer)
+				r = envError(r, ErrNoReferer)
 				cs.opts.ErrorHandler.ServeHTTP(w, r)
 				return
 			}
 
 			if sameOrigin(r.URL, referer) == false {
-				envError(r, ErrBadReferer)
+				r = envError(r, ErrBadReferer)
 				cs.opts.ErrorHandler.ServeHTTP(w, r)
 				return
 			}
@@ -240,7 +239,7 @@ func (cs *csrf) ServeHTTP(w http.ResponseWriter, r *http.Request) {
 		// If the token returned from the session store is nil for non-idempotent
 		// ("unsafe") methods, call the error handler.
 		if realToken == nil {
-			envError(r, ErrNoToken)
+			r = envError(r, ErrNoToken)
 			cs.opts.ErrorHandler.ServeHTTP(w, r)
 			return
 		}
@@ -250,7 +249,7 @@ func (cs *csrf) ServeHTTP(w http.ResponseWriter, r *http.Request) {
 
 		// Compare the request token against the real token
 		if !compareTokens(requestToken, realToken) {
-			envError(r, ErrBadToken)
+			r = envError(r, ErrBadToken)
 			cs.opts.ErrorHandler.ServeHTTP(w, r)
 			return
 		}
@@ -263,7 +262,7 @@ func (cs *csrf) ServeHTTP(w http.ResponseWriter, r *http.Request) {
 	// Call the wrapped handler/router on success.
 	cs.h.ServeHTTP(w, r)
 	// Clear the request context after the handler has completed.
-	context.Clear(r)
+	contextClear(r)
 }
 
 // unauthorizedhandler sets a HTTP 403 Forbidden status and writes the
diff --git a/vendor/github.com/gorilla/csrf/helpers.go b/vendor/github.com/gorilla/csrf/helpers.go
index 7adb5ff..3dacfd2 100644
--- a/vendor/github.com/gorilla/csrf/helpers.go
+++ b/vendor/github.com/gorilla/csrf/helpers.go
@@ -8,8 +8,6 @@ import (
 	"html/template"
 	"net/http"
 	"net/url"
-
-	"github.com/gorilla/context"
 )
 
 // Token returns a masked CSRF token ready for passing into HTML template or
@@ -200,6 +198,6 @@ func contains(vals []string, s string) bool {
 }
 
 // envError stores a CSRF error in the request context.
-func envError(r *http.Request, err error) {
-	context.Set(r, errorKey, err)
+func envError(r *http.Request, err error) *http.Request {
+	return contextSave(r, errorKey, err)
 }
-- 
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