func parseThumbs(r *http.Request) ([]*uploadedfile.ThumbFile, error) {
thumbString := r.FormValue("thumbs")
if thumbString == "" {
return []*uploadedfile.ThumbFile{}, nil
}
var t map[string]map[string]interface{}
err := json.Unmarshal([]byte(thumbString), &t)
if err != nil {
return nil, errors.New("Error parsing thumbnail JSON!")
}
var thumbs []*uploadedfile.ThumbFile
for name, thumb := range t {
width, wOk := thumb["width"].(float64)
maxWidth, mwOk := thumb["max_width"].(float64)
height, hOk := thumb["height"].(float64)
maxHeight, mhOk := thumb["max_height"].(float64)
if !wOk && !mwOk && !hOk && !mhOk {
return nil, errors.New("One of [width, max_width, height, max_height] must be set")
}
shape, sOk := thumb["shape"].(string)
if !sOk {
return nil, errors.New("Invalid thumbnail shape!")
}
switch shape {
case "thumb":
case "square":
case "circle":
case "custom":
default:
return nil, errors.New("Invalid thumbnail shape!")
}
cropGravity, _ := thumb["crop_gravity"].(string)
cropHeight, _ := thumb["crop_height"].(float64)
cropWidth, _ := thumb["crop_width"].(float64)
quality, _ := thumb["quality"].(float64)
cropRatio, _ := thumb["crop_ratio"].(string)
thumbs = append(thumbs, uploadedfile.NewThumbFile(int(width), int(maxWidth), int(height), int(maxHeight), name, shape, "", cropGravity, int(cropWidth), int(cropHeight), cropRatio, int(quality)))
}
return thumbs, nil
}
func parseThumbs(r *http.Request) ([]*uploadedfile.ThumbFile, error) {
thumbString := r.FormValue("thumbs")
if thumbString == "" {
return []*uploadedfile.ThumbFile{}, nil
}
var t map[string]map[string]interface{}
err := json.Unmarshal([]byte(thumbString), &t)
if err != nil {
return nil, errors.New("Error parsing thumbnail JSON!")
}
var thumbs []*uploadedfile.ThumbFile
for name, thumb := range t {
width, wOk := thumb["width"].(float64)
if !wOk {
return nil, errors.New("Invalid thumbnail width!")
}
height, hOk := thumb["height"].(float64)
if !hOk {
return nil, errors.New("Invalid thumbnail height!")
}
shape, sOk := thumb["shape"].(string)
if !sOk {
return nil, errors.New("Invalid thumbnail shape!")
}
switch shape {
case "thumb":
case "square":
case "circle":
default:
return nil, errors.New("Invalid thumbnail shape!")
}
thumbs = append(thumbs, uploadedfile.NewThumbFile(int(width), int(height), name, shape, ""))
}
return thumbs, nil
}