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Diffstat (limited to 'vendor/github.com/gorilla/handlers/handlers.go')
-rw-r--r--vendor/github.com/gorilla/handlers/handlers.go174
1 files changed, 0 insertions, 174 deletions
diff --git a/vendor/github.com/gorilla/handlers/handlers.go b/vendor/github.com/gorilla/handlers/handlers.go
deleted file mode 100644
index d03f2bf..0000000
--- a/vendor/github.com/gorilla/handlers/handlers.go
+++ /dev/null
@@ -1,174 +0,0 @@
-// Copyright 2013 The Gorilla Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
-package handlers
-
-import (
- "bufio"
- "fmt"
- "net"
- "net/http"
- "sort"
- "strings"
-)
-
-// MethodHandler is an http.Handler that dispatches to a handler whose key in the
-// MethodHandler's map matches the name of the HTTP request's method, eg: GET
-//
-// If the request's method is OPTIONS and OPTIONS is not a key in the map then
-// the handler responds with a status of 200 and sets the Allow header to a
-// comma-separated list of available methods.
-//
-// If the request's method doesn't match any of its keys the handler responds
-// with a status of HTTP 405 "Method Not Allowed" and sets the Allow header to a
-// comma-separated list of available methods.
-type MethodHandler map[string]http.Handler
-
-func (h MethodHandler) ServeHTTP(w http.ResponseWriter, req *http.Request) {
- if handler, ok := h[req.Method]; ok {
- handler.ServeHTTP(w, req)
- } else {
- allow := []string{}
- for k := range h {
- allow = append(allow, k)
- }
- sort.Strings(allow)
- w.Header().Set("Allow", strings.Join(allow, ", "))
- if req.Method == "OPTIONS" {
- w.WriteHeader(http.StatusOK)
- } else {
- http.Error(w, "Method not allowed", http.StatusMethodNotAllowed)
- }
- }
-}
-
-// responseLogger is wrapper of http.ResponseWriter that keeps track of its HTTP
-// status code and body size
-type responseLogger struct {
- w http.ResponseWriter
- status int
- size int
-}
-
-func (l *responseLogger) Header() http.Header {
- return l.w.Header()
-}
-
-func (l *responseLogger) Write(b []byte) (int, error) {
- size, err := l.w.Write(b)
- l.size += size
- return size, err
-}
-
-func (l *responseLogger) WriteHeader(s int) {
- l.w.WriteHeader(s)
- l.status = s
-}
-
-func (l *responseLogger) Status() int {
- return l.status
-}
-
-func (l *responseLogger) Size() int {
- return l.size
-}
-
-func (l *responseLogger) Flush() {
- f, ok := l.w.(http.Flusher)
- if ok {
- f.Flush()
- }
-}
-
-type hijackLogger struct {
- responseLogger
-}
-
-func (l *hijackLogger) Hijack() (net.Conn, *bufio.ReadWriter, error) {
- h := l.responseLogger.w.(http.Hijacker)
- conn, rw, err := h.Hijack()
- if err == nil && l.responseLogger.status == 0 {
- // The status will be StatusSwitchingProtocols if there was no error and
- // WriteHeader has not been called yet
- l.responseLogger.status = http.StatusSwitchingProtocols
- }
- return conn, rw, err
-}
-
-type closeNotifyWriter struct {
- loggingResponseWriter
- http.CloseNotifier
-}
-
-type hijackCloseNotifier struct {
- loggingResponseWriter
- http.Hijacker
- http.CloseNotifier
-}
-
-// isContentType validates the Content-Type header matches the supplied
-// contentType. That is, its type and subtype match.
-func isContentType(h http.Header, contentType string) bool {
- ct := h.Get("Content-Type")
- if i := strings.IndexRune(ct, ';'); i != -1 {
- ct = ct[0:i]
- }
- return ct == contentType
-}
-
-// ContentTypeHandler wraps and returns a http.Handler, validating the request
-// content type is compatible with the contentTypes list. It writes a HTTP 415
-// error if that fails.
-//
-// Only PUT, POST, and PATCH requests are considered.
-func ContentTypeHandler(h http.Handler, contentTypes ...string) http.Handler {
- return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
- if !(r.Method == "PUT" || r.Method == "POST" || r.Method == "PATCH") {
- h.ServeHTTP(w, r)
- return
- }
-
- for _, ct := range contentTypes {
- if isContentType(r.Header, ct) {
- h.ServeHTTP(w, r)
- return
- }
- }
- http.Error(w, fmt.Sprintf("Unsupported content type %q; expected one of %q", r.Header.Get("Content-Type"), contentTypes), http.StatusUnsupportedMediaType)
- })
-}
-
-const (
- // HTTPMethodOverrideHeader is a commonly used
- // http header to override a request method.
- HTTPMethodOverrideHeader = "X-HTTP-Method-Override"
- // HTTPMethodOverrideFormKey is a commonly used
- // HTML form key to override a request method.
- HTTPMethodOverrideFormKey = "_method"
-)
-
-// HTTPMethodOverrideHandler wraps and returns a http.Handler which checks for
-// the X-HTTP-Method-Override header or the _method form key, and overrides (if
-// valid) request.Method with its value.
-//
-// This is especially useful for HTTP clients that don't support many http verbs.
-// It isn't secure to override e.g a GET to a POST, so only POST requests are
-// considered. Likewise, the override method can only be a "write" method: PUT,
-// PATCH or DELETE.
-//
-// Form method takes precedence over header method.
-func HTTPMethodOverrideHandler(h http.Handler) http.Handler {
- return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
- if r.Method == "POST" {
- om := r.FormValue(HTTPMethodOverrideFormKey)
- if om == "" {
- om = r.Header.Get(HTTPMethodOverrideHeader)
- }
- if om == "PUT" || om == "PATCH" || om == "DELETE" {
- r.Method = om
- }
- }
- h.ServeHTTP(w, r)
- })
-}