Created
July 5, 2012 19:23
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Testing out the encoding/csv package in golang
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| package main | |
| import ( | |
| "encoding/csv" | |
| "net/http" | |
| "html/template" | |
| "fmt" | |
| "strconv" | |
| ) | |
| type Price struct{ | |
| partID string | |
| custPartID string | |
| listPrice string | |
| overridePrice string | |
| salePrice string | |
| } | |
| func home(w http.ResponseWriter, r *http.Request){ | |
| displayTemplate("home", "index.html", w, nil) | |
| } | |
| func upload(w http.ResponseWriter, r *http.Request){ | |
| file, _, err := r.FormFile("file") | |
| if err != nil{ | |
| fmt.Println("line 18: ", err) | |
| } else { | |
| reader := csv.NewReader(file) | |
| lines, err := reader.ReadAll() | |
| if err != nil{ | |
| fmt.Println("Error reading all lines: %v", err) | |
| } | |
| prices := make([]Price, len(lines)) | |
| for i, line := range lines { | |
| _, err := strconv.ParseInt(line[0], 2, 64) | |
| if err == nil{ // Make sure we're not hitting the header row | |
| price := Price{ | |
| partID: line[0], | |
| custPartID: line[1], | |
| listPrice: line[2], | |
| overridePrice: line[3], | |
| salePrice: line[4], | |
| } | |
| prices[i-1] = price | |
| }else{ | |
| fmt.Println(err) | |
| } | |
| } | |
| fmt.Println(prices) | |
| } | |
| } | |
| func main(){ | |
| http.HandleFunc("/", home) | |
| http.HandleFunc("/upload", upload) | |
| http.ListenAndServe(":8080", nil) | |
| } | |
| func displayTemplate(name string, filename string, w http.ResponseWriter, x interface{}){ | |
| t, err := template.New(name).ParseFiles(filename) | |
| err = t.ExecuteTemplate(w, filename, x) | |
| if err != nil { | |
| fmt.Println(err) | |
| } | |
| } |
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| <!doctype html> | |
| <html> | |
| <head></head> | |
| <body> | |
| <form method="post" enctype="multipart/form-data" action="/upload"> | |
| <input type="file" name="file" /> | |
| <input type="submit" value="Upload" /> | |
| </form> | |
| </body> | |
| </html> |
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