// FieldLabel returns a label for a form field generated from metaData.
// It creates the label from the names or label tags of metaData and
// all its parents, starting with the root parent, concanated with a space
// character.
func (self *Form) FieldLabel(metaData *model.MetaData) string {
selector := metaData.Selector()
if label, ok := self.Labels[selector]; ok {
return label
}
wildcardSelector := metaData.WildcardSelector()
if label, ok := self.Labels[wildcardSelector]; ok {
return label
}
var buf bytes.Buffer
for _, m := range metaData.Path()[1:] {
if buf.Len() > 0 {
buf.WriteByte(' ')
}
buf.WriteString(self.DirectFieldLabel(m))
}
return buf.String()
}