42 lines
		
	
	
		
			922 B
		
	
	
	
		
			Go
		
	
	
	
	
	
			
		
		
	
	
			42 lines
		
	
	
		
			922 B
		
	
	
	
		
			Go
		
	
	
	
	
	
| // Copyright 2014 Manu Martinez-Almeida. All rights reserved.
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| // Use of this source code is governed by a MIT style
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| // license that can be found in the LICENSE file.
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| 
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| package binding
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| 
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| import (
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| 	"errors"
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| 	"io"
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| 	"net/http"
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| 
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| 	"google.golang.org/protobuf/proto"
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| )
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| 
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| type protobufBinding struct{}
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| 
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| func (protobufBinding) Name() string {
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| 	return "protobuf"
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| }
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| 
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| func (b protobufBinding) Bind(req *http.Request, obj any) error {
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| 	buf, err := io.ReadAll(req.Body)
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| 	if err != nil {
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| 		return err
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| 	}
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| 	return b.BindBody(buf, obj)
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| }
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| 
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| func (protobufBinding) BindBody(body []byte, obj any) error {
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| 	msg, ok := obj.(proto.Message)
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| 	if !ok {
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| 		return errors.New("obj is not ProtoMessage")
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| 	}
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| 	if err := proto.Unmarshal(body, msg); err != nil {
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| 		return err
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| 	}
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| 	// Here it's same to return validate(obj), but util now we can't add
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| 	// `binding:""` to the struct which automatically generate by gen-proto
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| 	return nil
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| 	// return validate(obj)
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| }
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