func syncToProductionAfterUpdate(scope *gorm.Scope) {
if ok, clone := getModeAndNewScope(scope); ok {
if updateAttrs, ok := scope.InstanceGet("gorm:update_attrs"); ok {
table := originalTableName(scope.TableName())
clone.Search = scope.Search
clone.Search.Table(table)
clone.InstanceSet("gorm:update_attrs", updateAttrs)
}
gorm.Update(clone)
}
}
func syncUpdateFromProductionToDraft(scope *gorm.Scope) {
if !scope.HasError() {
if ok, clone := isProductionModeAndNewScope(scope); ok {
if updateAttrs, ok := scope.InstanceGet("gorm:update_attrs"); ok {
table := OriginalTableName(scope.TableName())
clone.Search = scope.Search
clone.Search.Table(table)
clone.InstanceSet("gorm:update_attrs", updateAttrs)
}
gorm.Update(clone)
}
}
}
func SaveAndCropImage(isCreate bool) func(scope *gorm.Scope) {
return func(scope *gorm.Scope) {
for _, field := range scope.Fields() {
if media, ok := field.Field.Addr().Interface().(MediaLibrary); ok {
option := parseTagOption(field.Tag.Get("media_library"))
if media.GetFileHeader() != nil || media.NeedCrop() {
var file multipart.File
var err error
if fileHeader := media.GetFileHeader(); fileHeader != nil {
file, err = media.GetFileHeader().Open()
} else {
file, err = media.Retrieve(media.URL("original"))
}
if scope.Err(err) != nil {
return
}
if url := media.GetURL(option, scope, field, media); url == "" {
scope.Err(errors.New("invalid URL"))
} else {
result, _ := json.Marshal(map[string]string{"Url": url})
media.Scan(string(result))
}
if isCreate && !scope.HasError() {
if value, err := media.Value(); err == nil {
gorm.Update(scope.New(scope.Value).InstanceSet("gorm:update_attrs", map[string]interface{}{field.DBName: value}))
}
}
if file != nil {
defer file.Close()
if media.IsImage() {
// Save Original Image
if scope.Err(media.Store(media.URL("original"), option, file)) == nil {
file.Seek(0, 0)
// Crop & Resize
if img, err := imaging.Decode(file); scope.Err(err) == nil {
if format, err := getImageFormat(media.URL()); scope.Err(err) == nil {
if cropOption := media.GetCropOption("original"); cropOption != nil {
img = imaging.Crop(img, *cropOption)
}
// Save default image
var buffer bytes.Buffer
imaging.Encode(&buffer, img, *format)
media.Store(media.URL(), option, &buffer)
for key, size := range media.GetSizes() {
newImage := img
if cropOption := media.GetCropOption(key); cropOption != nil {
newImage = imaging.Crop(newImage, *cropOption)
}
dst := imaging.Thumbnail(newImage, size.Width, size.Height, imaging.Lanczos)
var buffer bytes.Buffer
imaging.Encode(&buffer, dst, *format)
media.Store(media.URL(key), option, &buffer)
}
}
}
}
} else {
// Save File
scope.Err(media.Store(media.URL(), option, file))
}
}
}
}
}
}
}
