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/*
* GodoOS - A lightweight cloud desktop
* Copyright (C) 2024 https://godoos.com
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 2.1 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package convert
import (
"io"
"strings"
"godo/convert/libs"
"github.com/pbnjay/grate"
_ "github.com/pbnjay/grate/simple" // tsv and csv support
_ "github.com/pbnjay/grate/xls"
_ "github.com/pbnjay/grate/xlsx"
)
func ConvertXlsx(r io.Reader) (string, error) {
absFileFrom, tmpfromfile, err := libs.GetTempFile(r, "prefix-xlsx-from")
if err != nil {
return "", err
}
text := ""
wb, _ := grate.Open(absFileFrom) // open the file
sheets, _ := wb.List() // list available sheets
for _, s := range sheets { // enumerate each sheet name
sheet, _ := wb.Get(s) // open the sheet
for sheet.Next() { // enumerate each row of data
row := sheet.Strings() // get the row's content as []string
//fmt.Println(strings.Join(row, "\t"))
// 跳过空记录
if len(row) == 0 {
continue
}
text += strings.Join(row, "\t") + "\n"
}
}
wb.Close()
libs.CloseTempFile(tmpfromfile)
return text, nil
}