Exemple #1
0
func reportWriter(c appengine.Context, w http.ResponseWriter, r *http.Request, s, e time.Time, opt ReportOptions, rep string, format string) {
	var rows []ReportRow
	var meta ReportMetadata
	var err error
	switch rep {
	case "classb":
		rows, meta, err = classbReport(c, s, e, opt)
	case "adsbclassb":
		rows, meta, err = adsbClassbReport(c, s, e, opt)
	case "discrep":
		rows, meta, err = discrepReport(c, s, e, opt)
	case "serfr1":
		rows, meta, err = serfr1Report(c, s, e, opt)
	case "brixx1":
		rows, meta, err = brixx1Report(c, s, e, opt)
	case "serfr1complaints":
		rows, meta, err = serfr1ComplaintsReport(c, s, e, opt)
	case "skimmer":
		rows, meta, err = skimmerReport(c, s, e, opt)
	case "brixxviolations":
		rows, meta, err = brixxViolationReport(c, s, e, opt)
	case "serfr1at":
		rows, meta, err = serfr1AtReport(c, s, e, opt)
	}
	if err != nil {
		http.Error(w, err.Error(), http.StatusInternalServerError)
		return
	}

	// Should do something better for this
	filename := date.NowInPdt().AddDate(0, 0, -1).Format(rep + "-20060102.csv")
	outFunc := func(csvWriter *csv.Writer) error {
		csvWriter.Write(rows[0].ToCSVHeaders())
		for _, r := range rows {
			if err := csvWriter.Write(r.ToCSV()); err != nil {
				return err
			}
		}
		csvWriter.Flush()
		return nil
	}

	if format == "csv" {
		w.Header().Set("Content-Type", "application/csv")
		w.Header().Set("Content-Disposition", fmt.Sprintf("attachment; filename=\"%s\"", filename))
		csvWriter := csv.NewWriter(w)
		if err := outFunc(csvWriter); err != nil {
			http.Error(w, err.Error(), http.StatusInternalServerError)
			return
		}

	} else if format == "gcs" {
		newCtx := newappengine.NewContext(r)
		handle, err := gcs.OpenRW(newCtx, "serfr0-reports", filename, "text/plain") //?"application/csv")
		if err != nil {
			http.Error(w, err.Error(), http.StatusInternalServerError)
			return
		}
		csvWriter := csv.NewWriter(handle.IOWriter())
		if err := outFunc(csvWriter); err != nil {
			http.Error(w, err.Error(), http.StatusInternalServerError)
			return
		}
		if err := handle.Close(); err != nil {
			http.Error(w, err.Error(), http.StatusInternalServerError)
			return
		}
		w.Header().Set("Content-Type", "text/plain")
		w.Write([]byte(fmt.Sprintf("OK!\nGCS file '%s' written to bucket", filename)))

	} else {
		var params = map[string]interface{}{
			"Start":    s,
			"End":      e,
			"Metadata": meta,
			"Options":  opt,
		}

		// Is there not a more elegant way to do this kind of thing ?
		switch rep {
		case "classb":
			out := []CBRow{}
			for _, r := range rows {
				out = append(out, r.(CBRow))
			}
			params["Rows"] = out
		case "adsbclassb":
			out := []ACBRow{}
			for _, r := range rows {
				out = append(out, r.(ACBRow))
			}
			params["Rows"] = out
		case "serfr1", "brixx1", "discrep":
			out := []SERFR1Row{}
			for _, r := range rows {
				out = append(out, r.(SERFR1Row))
			}
			params["Rows"] = out
			rep = "serfr1"
		case "serfr1complaints":
			out := []SCRow{}
			for _, r := range rows {
				out = append(out, r.(SCRow))
			}
			params["Rows"] = out
		case "skimmer":
			out := []SkimRow{}
			for _, r := range rows {
				out = append(out, r.(SkimRow))
			}
			params["Rows"] = out
		case "brixxviolations":
			out := []BrixxRow{}
			for _, r := range rows {
				out = append(out, r.(BrixxRow))
			}
			params["Rows"] = out
		case "serfr1at":
			out := []SERFR1AtRow{}
			for _, r := range rows {
				out = append(out, r.(SERFR1AtRow))
			}
			params["Rows"] = out
		}

		if err := templates.ExecuteTemplate(w, "report-"+rep, params); err != nil {
			http.Error(w, err.Error(), http.StatusInternalServerError)
		}
	}
}