Ref: #660, #764, #1093, #1112, #1133 This improve number format support

- Introduced NFP (number format parser) dependencies module
- Initialize custom dates and times number format support
- Dependencies module upgraded

cell.go

@@ -1116,21 +1116,12 @@ func (f *File) formattedValue(s int, v string, raw bool) string {
 	}
 	for _, xlsxFmt := range styleSheet.NumFmts.NumFmt {
 		if xlsxFmt.NumFmtID == numFmtID {
-			format := strings.ToLower(xlsxFmt.FormatCode)
-			if isTimeNumFmt(format) {
-				return parseTime(v, format)
-			}
-			return precise
+			return format(v, xlsxFmt.FormatCode)
 		}
 	}
 	return precise
 }
 
-// isTimeNumFmt determine if the given number format expression is a time number format.
-func isTimeNumFmt(format string) bool {
-	return strings.Contains(format, "y") || strings.Contains(format, "m") || strings.Contains(strings.Replace(format, "red", "", -1), "d") || strings.Contains(format, "h")
-}
-
 // prepareCellStyle provides a function to prepare style index of cell in
 // worksheet by given column index and style index.
 func (f *File) prepareCellStyle(ws *xlsxWorksheet, col, row, style int) int {

comment.go

@@ -256,7 +256,7 @@ func (f *File) addComment(commentsXML, cell string, formatSet *formatComment) {
 	if comments == nil {
 		comments = &xlsxComments{Authors: xlsxAuthor{Author: []string{formatSet.Author}}}
 	}
-	if inStrSlice(comments.Authors.Author, formatSet.Author) == -1 {
+	if inStrSlice(comments.Authors.Author, formatSet.Author, true) == -1 {
 		comments.Authors.Author = append(comments.Authors.Author, formatSet.Author)
 		authorID = len(comments.Authors.Author) - 1
 	}

errors.go

@@ -123,6 +123,9 @@ var (
 	// ErrUnsupportedHashAlgorithm defined the error message on unsupported
 	// hash algorithm.
 	ErrUnsupportedHashAlgorithm = errors.New("unsupported hash algorithm")
+	// ErrUnsupportedNumberFormat defined the error message on unsupported number format
+	// expression.
+	ErrUnsupportedNumberFormat = errors.New("unsupported number format token")
 	// ErrPasswordLengthInvalid defined the error message on invalid password
 	// length.
 	ErrPasswordLengthInvalid = errors.New("password length invalid")

go.mod

@@ -4,11 +4,12 @@ go 1.15
 
 require (
 	github.com/mohae/deepcopy v0.0.0-20170929034955-c48cc78d4826
-	github.com/richardlehane/mscfb v1.0.3
+	github.com/richardlehane/mscfb v1.0.4
 	github.com/stretchr/testify v1.7.0
-	github.com/xuri/efp v0.0.0-20210322160811-ab561f5b45e3
-	golang.org/x/crypto v0.0.0-20211215153901-e495a2d5b3d3
+	github.com/xuri/efp v0.0.0-20220201101309-d64cf20d930d
+	github.com/xuri/nfp v0.0.0-20220210053112-1df76b07693e
+	golang.org/x/crypto v0.0.0-20220210151621-f4118a5b28e2
 	golang.org/x/image v0.0.0-20211028202545-6944b10bf410
-	golang.org/x/net v0.0.0-20220107192237-5cfca573fb4d
+	golang.org/x/net v0.0.0-20220127200216-cd36cc0744dd
 	golang.org/x/text v0.3.7
 )

go.sum

@@ -4,26 +4,30 @@ github.com/mohae/deepcopy v0.0.0-20170929034955-c48cc78d4826 h1:RWengNIwukTxcDr9
 github.com/mohae/deepcopy v0.0.0-20170929034955-c48cc78d4826/go.mod h1:TaXosZuwdSHYgviHp1DAtfrULt5eUgsSMsZf+YrPgl8=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
-github.com/richardlehane/mscfb v1.0.3 h1:rD8TBkYWkObWO0oLDFCbwMeZ4KoalxQy+QgniCj3nKI=
-github.com/richardlehane/mscfb v1.0.3/go.mod h1:YzVpcZg9czvAuhk9T+a3avCpcFPMUWm7gK3DypaEsUk=
+github.com/richardlehane/mscfb v1.0.4 h1:WULscsljNPConisD5hR0+OyZjwK46Pfyr6mPu5ZawpM=
+github.com/richardlehane/mscfb v1.0.4/go.mod h1:YzVpcZg9czvAuhk9T+a3avCpcFPMUWm7gK3DypaEsUk=
 github.com/richardlehane/msoleps v1.0.1 h1:RfrALnSNXzmXLbGct/P2b4xkFz4e8Gmj/0Vj9M9xC1o=
 github.com/richardlehane/msoleps v1.0.1/go.mod h1:BWev5JBpU9Ko2WAgmZEuiz4/u3ZYTKbjLycmwiWUfWg=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/testify v1.7.0 h1:nwc3DEeHmmLAfoZucVR881uASk0Mfjw8xYJ99tb5CcY=
 github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
-github.com/xuri/efp v0.0.0-20210322160811-ab561f5b45e3 h1:EpI0bqf/eX9SdZDwlMmahKM+CDBgNbsXMhsN28XrM8o=
-github.com/xuri/efp v0.0.0-20210322160811-ab561f5b45e3/go.mod h1:ybY/Jr0T0GTCnYjKqmdwxyxn2BQf2RcQIIvex5QldPI=
-golang.org/x/crypto v0.0.0-20211215153901-e495a2d5b3d3 h1:0es+/5331RGQPcXlMfP+WrnIIS6dNnNRe0WB02W0F4M=
-golang.org/x/crypto v0.0.0-20211215153901-e495a2d5b3d3/go.mod h1:IxCIyHEi3zRg3s0A5j5BB6A9Jmi73HwBIUl50j+osU4=
+github.com/xuri/efp v0.0.0-20220201101309-d64cf20d930d h1:zFggKNM0CSDVuK4Gzd7RNw5hFCHOETKZ7Nb5MHw+bCE=
+github.com/xuri/efp v0.0.0-20220201101309-d64cf20d930d/go.mod h1:ybY/Jr0T0GTCnYjKqmdwxyxn2BQf2RcQIIvex5QldPI=
+github.com/xuri/nfp v0.0.0-20220210053112-1df76b07693e h1:8Bg6HoC/EdUGR3Y9Vx12XoD/RfMta06hFamKO+NK7Bc=
+github.com/xuri/nfp v0.0.0-20220210053112-1df76b07693e/go.mod h1:WwHg+CVyzlv/TX9xqBFXEZAuxOPxn2k1GNHwG41IIUQ=
+golang.org/x/crypto v0.0.0-20220210151621-f4118a5b28e2 h1:XdAboW3BNMv9ocSCOk/u1MFioZGzCNkiJZ19v9Oe3Ig=
+golang.org/x/crypto v0.0.0-20220210151621-f4118a5b28e2/go.mod h1:IxCIyHEi3zRg3s0A5j5BB6A9Jmi73HwBIUl50j+osU4=
 golang.org/x/image v0.0.0-20211028202545-6944b10bf410 h1:hTftEOvwiOq2+O8k2D5/Q7COC7k5Qcrgc2TFURJYnvQ=
 golang.org/x/image v0.0.0-20211028202545-6944b10bf410/go.mod h1:023OzeP/+EPmXeapQh35lcL3II3LrY8Ic+EFFKVhULM=
 golang.org/x/net v0.0.0-20211112202133-69e39bad7dc2/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
-golang.org/x/net v0.0.0-20220107192237-5cfca573fb4d h1:62NvYBuaanGXR2ZOfwDFkhhl6X1DUgf8qg3GuQvxZsE=
-golang.org/x/net v0.0.0-20220107192237-5cfca573fb4d/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
+golang.org/x/net v0.0.0-20220127200216-cd36cc0744dd h1:O7DYs+zxREGLKzKoMQrtrEacpb0ZVXA5rIwylE2Xchk=
+golang.org/x/net v0.0.0-20220127200216-cd36cc0744dd/go.mod h1:CfG3xpIq0wQ8r1q4Su4UZFWDARRcnwPjda9FqA0JpMk=
 golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210423082822-04245dca01da/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.0.0-20211216021012-1d35b9e2eb4e/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
+golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
 golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/text v0.3.7 h1:olpwvP2KacW1ZWvsR7uQhoyTYvKAupfQrRGBFM352Gk=
 golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=

lib.go

@@ -376,8 +376,11 @@ func inCoordinates(a [][]int, x []int) int {
 
 // inStrSlice provides a method to check if an element is present in an array,
 // and return the index of its location, otherwise return -1.
-func inStrSlice(a []string, x string) int {
+func inStrSlice(a []string, x string, caseSensitive bool) int {
 	for idx, n := range a {
+		if !caseSensitive && strings.EqualFold(x, n) {
+			return idx
+		}
 		if x == n {
 			return idx
 		}
@@ -658,7 +661,7 @@ func (f *File) addNameSpaces(path string, ns xml.Attr) {
 // by the given attribute.
 func (f *File) setIgnorableNameSpace(path string, index int, ns xml.Attr) {
 	ignorableNS := []string{"c14", "cdr14", "a14", "pic14", "x14", "xdr14", "x14ac", "dsp", "mso14", "dgm14", "x15", "x12ac", "x15ac", "xr", "xr2", "xr3", "xr4", "xr5", "xr6", "xr7", "xr8", "xr9", "xr10", "xr11", "xr12", "xr13", "xr14", "xr15", "x15", "x16", "x16r2", "mo", "mx", "mv", "o", "v"}
-	if inStrSlice(strings.Fields(f.xmlAttr[path][index].Value), ns.Name.Local) == -1 && inStrSlice(ignorableNS, ns.Name.Local) != -1 {
+	if inStrSlice(strings.Fields(f.xmlAttr[path][index].Value), ns.Name.Local, true) == -1 && inStrSlice(ignorableNS, ns.Name.Local, true) != -1 {
 		f.xmlAttr[path][index].Value = strings.TrimSpace(fmt.Sprintf("%s %s", f.xmlAttr[path][index].Value, ns.Name.Local))
 	}
 }
@@ -672,8 +675,7 @@ func (f *File) addSheetNameSpace(sheet string, ns xml.Attr) {
 // isNumeric determines whether an expression is a valid numeric type and get
 // the precision for the numeric.
 func isNumeric(s string) (bool, int) {
-	dot := false
-	p := 0
+	dot, n, p := false, false, 0
 	for i, v := range s {
 		if v == '.' {
 			if dot {
@@ -686,10 +688,11 @@ func isNumeric(s string) (bool, int) {
 			}
 			return false, 0
 		} else if dot {
+			n = true
 			p++
 		}
 	}
-	return true, p
+	return n, p
 }
 
 var (

lib_test.go

@@ -234,7 +234,7 @@ func TestSortCoordinates(t *testing.T) {
 }
 
 func TestInStrSlice(t *testing.T) {
-	assert.EqualValues(t, -1, inStrSlice([]string{}, ""))
+	assert.EqualValues(t, -1, inStrSlice([]string{}, "", true))
 }
 
 func TestBoolValMarshal(t *testing.T) {