mirror of
https://codeberg.org/forgejo/forgejo.git
synced 2024-11-24 19:42:04 +01:00
9fe4437bda
* Use vendored go-swagger * vendor go-swagger * revert un wanteed change * remove un-needed GO111MODULE * Update Makefile Co-Authored-By: techknowlogick <matti@mdranta.net>
139 lines
3.4 KiB
Go
Vendored
139 lines
3.4 KiB
Go
Vendored
// Copyright 2015 go-swagger maintainers
|
|
//
|
|
// 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 runtime
|
|
|
|
import (
|
|
"bufio"
|
|
"io"
|
|
"net/http"
|
|
"strings"
|
|
|
|
"github.com/go-openapi/swag"
|
|
)
|
|
|
|
// CanHaveBody returns true if this method can have a body
|
|
func CanHaveBody(method string) bool {
|
|
mn := strings.ToUpper(method)
|
|
return mn == "POST" || mn == "PUT" || mn == "PATCH" || mn == "DELETE"
|
|
}
|
|
|
|
// IsSafe returns true if this is a request with a safe method
|
|
func IsSafe(r *http.Request) bool {
|
|
mn := strings.ToUpper(r.Method)
|
|
return mn == "GET" || mn == "HEAD"
|
|
}
|
|
|
|
// AllowsBody returns true if the request allows for a body
|
|
func AllowsBody(r *http.Request) bool {
|
|
mn := strings.ToUpper(r.Method)
|
|
return mn != "HEAD"
|
|
}
|
|
|
|
// HasBody returns true if this method needs a content-type
|
|
func HasBody(r *http.Request) bool {
|
|
// happy case: we have a content length set
|
|
if r.ContentLength > 0 {
|
|
return true
|
|
}
|
|
|
|
if r.Header.Get(http.CanonicalHeaderKey("content-length")) != "" {
|
|
// in this case, no Transfer-Encoding should be present
|
|
// we have a header set but it was explicitly set to 0, so we assume no body
|
|
return false
|
|
}
|
|
|
|
rdr := newPeekingReader(r.Body)
|
|
r.Body = rdr
|
|
return rdr.HasContent()
|
|
}
|
|
|
|
func newPeekingReader(r io.ReadCloser) *peekingReader {
|
|
if r == nil {
|
|
return nil
|
|
}
|
|
return &peekingReader{
|
|
underlying: bufio.NewReader(r),
|
|
orig: r,
|
|
}
|
|
}
|
|
|
|
type peekingReader struct {
|
|
underlying interface {
|
|
Buffered() int
|
|
Peek(int) ([]byte, error)
|
|
Read([]byte) (int, error)
|
|
}
|
|
orig io.ReadCloser
|
|
}
|
|
|
|
func (p *peekingReader) HasContent() bool {
|
|
if p == nil {
|
|
return false
|
|
}
|
|
if p.underlying.Buffered() > 0 {
|
|
return true
|
|
}
|
|
b, err := p.underlying.Peek(1)
|
|
if err != nil {
|
|
return false
|
|
}
|
|
return len(b) > 0
|
|
}
|
|
|
|
func (p *peekingReader) Read(d []byte) (int, error) {
|
|
if p == nil {
|
|
return 0, io.EOF
|
|
}
|
|
return p.underlying.Read(d)
|
|
}
|
|
|
|
func (p *peekingReader) Close() error {
|
|
p.underlying = nil
|
|
if p.orig != nil {
|
|
return p.orig.Close()
|
|
}
|
|
return nil
|
|
}
|
|
|
|
// JSONRequest creates a new http request with json headers set
|
|
func JSONRequest(method, urlStr string, body io.Reader) (*http.Request, error) {
|
|
req, err := http.NewRequest(method, urlStr, body)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
req.Header.Add(HeaderContentType, JSONMime)
|
|
req.Header.Add(HeaderAccept, JSONMime)
|
|
return req, nil
|
|
}
|
|
|
|
// Gettable for things with a method GetOK(string) (data string, hasKey bool, hasValue bool)
|
|
type Gettable interface {
|
|
GetOK(string) ([]string, bool, bool)
|
|
}
|
|
|
|
// ReadSingleValue reads a single value from the source
|
|
func ReadSingleValue(values Gettable, name string) string {
|
|
vv, _, hv := values.GetOK(name)
|
|
if hv {
|
|
return vv[len(vv)-1]
|
|
}
|
|
return ""
|
|
}
|
|
|
|
// ReadCollectionValue reads a collection value from a string data source
|
|
func ReadCollectionValue(values Gettable, name, collectionFormat string) []string {
|
|
v := ReadSingleValue(values, name)
|
|
return swag.SplitByFormat(v, collectionFormat)
|
|
}
|