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excelize
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Optimize code, fix golint issues

This commit is contained in:
xuri 2019-06-20 00:00:40 +08:00
parent e77c462d3f
commit 9f8623047d
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GPG Key ID: BA5E5BB1C948EDF7
3 changed files with 22 additions and 19 deletions
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8
adjust_test.go
View File

@ -104,13 +104,13 @@ func TestAdjustCalcChain(t *testing.T) {
func TestCoordinatesToAreaRef(t *testing.T) {
f := NewFile()
ref, err := f.coordinatesToAreaRef([]int{})
_, err := f.coordinatesToAreaRef([]int{})
assert.EqualError(t, err, "coordinates length must be 4")
ref, err = f.coordinatesToAreaRef([]int{1, -1, 1, 1})
_, err = f.coordinatesToAreaRef([]int{1, -1, 1, 1})
assert.EqualError(t, err, "invalid cell coordinates [1, -1]")
ref, err = f.coordinatesToAreaRef([]int{1, 1, 1, -1})
_, err = f.coordinatesToAreaRef([]int{1, 1, 1, -1})
assert.EqualError(t, err, "invalid cell coordinates [1, -1]")
ref, err = f.coordinatesToAreaRef([]int{1, 1, 1, 1})
ref, err := f.coordinatesToAreaRef([]int{1, 1, 1, 1})
assert.NoError(t, err)
assert.EqualValues(t, ref, "A1:A1")
}

29
picture.go
View File

@ -499,26 +499,33 @@ func (f *File) getSheetRelationshipsTargetByID(sheet, rID string) string {
func (f *File) GetPicture(sheet, cell string) (string, []byte, error) {
col, row, err := CellNameToCoordinates(cell)
if err != nil {
return "", []byte{}, err
return "", nil, err
}
col--
row--
xlsx, err := f.workSheetReader(sheet)
if err != nil {
return "", []byte{}, err
return "", nil, err
}
if xlsx.Drawing == nil {
return "", []byte{}, err
return "", nil, err
}
target := f.getSheetRelationshipsTargetByID(sheet, xlsx.Drawing.RID)
drawingXML := strings.Replace(target, "..", "xl", -1)
_, ok := f.XLSX[drawingXML]
if !ok {
return "", nil, err
}
drawingRelationships := strings.Replace(
strings.Replace(target, "../drawings", "xl/drawings/_rels", -1), ".xml", ".xml.rels", -1)
wsDr, _ := f.drawingParser(drawingXML)
return f.getPicture(row, col, drawingXML, drawingRelationships)
}
// getPicture provides a function to get picture base name and raw content
// embed in XLSX by given coordinates and drawing relationships.
func (f *File) getPicture(row, col int, drawingXML, drawingRelationships string) (string, []byte, error) {
wsDr, _ := f.drawingParser(drawingXML)
for _, anchor := range wsDr.TwoCellAnchor {
if anchor.From != nil && anchor.Pic != nil {
if anchor.From.Col == col && anchor.From.Row == row {
@ -528,16 +535,12 @@ func (f *File) GetPicture(sheet, cell string) (string, []byte, error) {
if ok {
return filepath.Base(xlsxWorkbookRelation.Target),
[]byte(f.XLSX[strings.Replace(xlsxWorkbookRelation.Target,
"..", "xl", -1)]), err
"..", "xl", -1)]), nil
}
}
}
}
_, ok := f.XLSX[drawingXML]
if !ok {
return "", nil, err
}
decodeWsDr := decodeWsDr{}
_ = xml.Unmarshal(namespaceStrictToTransitional(f.readXML(drawingXML)), &decodeWsDr)
for _, anchor := range decodeWsDr.TwoCellAnchor {
@ -548,12 +551,12 @@ func (f *File) GetPicture(sheet, cell string) (string, []byte, error) {
xlsxWorkbookRelation := f.getDrawingRelationships(drawingRelationships, decodeTwoCellAnchor.Pic.BlipFill.Blip.Embed)
_, ok := supportImageTypes[filepath.Ext(xlsxWorkbookRelation.Target)]
if ok {
return filepath.Base(xlsxWorkbookRelation.Target), []byte(f.XLSX[strings.Replace(xlsxWorkbookRelation.Target, "..", "xl", -1)]), err
return filepath.Base(xlsxWorkbookRelation.Target), []byte(f.XLSX[strings.Replace(xlsxWorkbookRelation.Target, "..", "xl", -1)]), nil
}
}
}
}
return "", []byte{}, err
return "", nil, nil
}
// getDrawingRelationships provides a function to get drawing relationships

4
rows.go
View File

@ -21,7 +21,7 @@ import (
// GetRows return all the rows in a sheet by given worksheet name (case
// sensitive). For example:
//
// rows, err := f.GetRows("Sheet1")
// rows, err := f.GetRows("Sheet1")
// for _, row := range rows {
// for _, colCell := range row {
// fmt.Print(colCell, "\t")
@ -160,7 +160,7 @@ func (err ErrSheetNotExist) Error() string {
//
// rows, err := f.Rows("Sheet1")
// for rows.Next() {
// row, err := rows.Columns()
// row, err := rows.Columns()
// for _, colCell := range row {
// fmt.Print(colCell, "\t")
// }