Initial QSfera import

Server/vendor/github.com/libregraph/lico/context.go

@@ -0,0 +1,59 @@
+/*
+ * Copyright 2017-2019 Kopano and its licensors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
+package lico
+
+import (
+	"context"
+	"net/http"
+
+	"github.com/golang-jwt/jwt/v5"
+)
+
+// key is an unexported type for keys defined in this package.
+// This prevents collisions with keys defined in other packages.
+type key int
+
+// claimsKey is the key for claims in contexts. It is
+// unexported; clients use konnect.NewClaimsContext and
+// connect.FromClaimsContext instead of using this key directly.
+const (
+	claimsKey key = iota
+	requestKey
+)
+
+// NewClaimsContext returns a new Context that carries value auth.
+func NewClaimsContext(ctx context.Context, claims jwt.Claims) context.Context {
+	return context.WithValue(ctx, claimsKey, claims)
+}
+
+// FromClaimsContext returns the AuthRecord value stored in ctx, if any.
+func FromClaimsContext(ctx context.Context) (jwt.Claims, bool) {
+	claims, ok := ctx.Value(claimsKey).(jwt.Claims)
+	return claims, ok
+}
+
+// NewRequestContext returns a new Context that carries a request object.
+func NewRequestContext(ctx context.Context, req *http.Request) context.Context {
+	return context.WithValue(ctx, requestKey, req)
+}
+
+// FromRequestContext returns the Request object stored in ctx, if any.
+func FromRequestContext(ctx context.Context) (*http.Request, bool) {
+	req, ok := ctx.Value(requestKey).(*http.Request)
+	return req, ok
+}