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excelize
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Move execute checkRow logic when XLSX file open, speed up library write file.

This commit is contained in:
Ri Xu 2016-09-07 20:09:02 +08:00
parent df8f85d6ab
commit 0dd0fba96b
3 changed files with 12 additions and 8 deletions
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12
excelize.go
View File

@ -27,7 +27,7 @@ func OpenFile(filename string) (*File, error) {
if err != nil {
return &File{}, err
}
file, sheetCount, err = ReadZip(f)
file, sheetCount, _ = ReadZip(f)
return &File{
XLSX: file,
Path: filename,
@ -50,7 +50,6 @@ func (f *File) SetCellInt(sheet string, axis string, value int) {
rows := xAxis + 1
cell := yAxis + 1
xlsx = checkRow(xlsx)
xlsx = completeRow(xlsx, rows, cell)
xlsx = completeCol(xlsx, rows, cell)
@ -79,7 +78,6 @@ func (f *File) SetCellStr(sheet string, axis string, value string) {
rows := xAxis + 1
cell := yAxis + 1
xlsx = checkRow(xlsx)
xlsx = completeRow(xlsx, rows, cell)
xlsx = completeCol(xlsx, rows, cell)
@ -193,7 +191,7 @@ func checkRow(xlsx xlsxWorksheet) xlsxWorksheet {
}
endR := getColIndex(v.C[lenCol-1].R)
endRow := getRowIndex(v.C[lenCol-1].R)
endCol := titleToNumber(endR)
endCol := titleToNumber(endR) + 1
if lenCol < endCol {
oldRow := xlsx.SheetData.Row[k].C
xlsx.SheetData.Row[k].C = xlsx.SheetData.Row[k].C[:0]
@ -216,9 +214,9 @@ func checkRow(xlsx xlsxWorksheet) xlsxWorksheet {
return xlsx
}
// UpdateLinkedValue fix linked values within a spreadsheet are not updating.
// This function will be remove value tag when met a cell have a linked value.
// Reference https://social.technet.microsoft.com/Forums/office/en-US/e16bae1f-6a2c-4325-8013-e989a3479066/excel-2010-linked-cells-not-updating?forum=excel
// UpdateLinkedValue fix linked values within a spreadsheet are not updating in
// Office Excel 2007 and 2010. This function will be remove value tag when met a
// cell have a linked value. Reference https://social.technet.microsoft.com/Forums/office/en-US/e16bae1f-6a2c-4325-8013-e989a3479066/excel-2010-linked-cells-not-updating?forum=excel
//
// Notice: after open XLSX file Excel will be update linked value and generate
// new value and will prompt save file or not.

2
excelize_test.go
View File

@ -12,7 +12,7 @@ func TestExcelize(t *testing.T) {
t.Log(err)
}
file.UpdateLinkedValue()
file.SetCellInt("SHEET2", "B2", 100)
file.SetCellInt("SHEET2", "A1", 100)
file.SetCellStr("SHEET2", "C11", "Knowns")
file.NewSheet(3, "TestSheet")
file.SetCellInt("Sheet3", "A23", 10)

6
lib.go
View File

@ -3,6 +3,7 @@ package excelize
import (
"archive/zip"
"bytes"
"encoding/xml"
"io"
"log"
"math"
@ -28,6 +29,11 @@ func ReadZipReader(r *zip.Reader) (map[string]string, int, error) {
fileList[v.Name] = readFile(v)
if len(v.Name) > 18 {
if v.Name[0:19] == "xl/worksheets/sheet" {
var xlsx xlsxWorksheet
xml.Unmarshal([]byte(strings.Replace(fileList[v.Name], "<drawing r:id=", "<drawing rid=", -1)), &xlsx)
xlsx = checkRow(xlsx)
output, _ := xml.Marshal(xlsx)
fileList[v.Name] = replaceRelationshipsID(replaceWorkSheetsRelationshipsNameSpace(string(output)))
worksheets++
}
}