Created
February 17, 2020 04:38
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Example go service image file upload
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| <!DOCTYPE html> | |
| <html lang="en"> | |
| <head> | |
| <meta charset="UTF-8"> | |
| <title>Title</title> | |
| </head> | |
| <body> | |
| <input type="file" id="file"> | |
| <div id="result"> | |
| </div> | |
| </body> | |
| <script> | |
| window.onload = function () { | |
| document.getElementById('file').addEventListener('change', (evt) => { | |
| let formData = new FormData(); | |
| formData.append('image', evt.target.files[0]); | |
| let postDataRequest = new XMLHttpRequest(); | |
| postDataRequest.open( 'POST', | |
| 'http://127.0.0.1:9000/upload/image', | |
| true | |
| ); | |
| postDataRequest.send(formData); | |
| postDataRequest.onload = function () { | |
| console.log(postDataRequest.responseText); | |
| }; | |
| }); | |
| }; | |
| </script> | |
| </html> |
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| func (mw *Middleware) ValidateAddDataRequest(request *http.Request) (error, *domain.AddDataRequest) { | |
| err := request.ParseMultipartForm(5 * 1024 * 1024) | |
| if err != nil { | |
| return err, nil | |
| } | |
| image, header, err := request.FormFile("image") | |
| if err != nil { | |
| return err, nil | |
| } | |
| fmt.Printf("%v - received %v\n", time.Now().Format(time.RFC850), header.Filename) | |
| var buffer bytes.Buffer | |
| _, _ = io.Copy(&buffer, image) | |
| return nil, &domain.AddDataRequest{Data: buffer.Bytes()} | |
| } |
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