// Path option function to specify the configuration path. If one argument has been
// provided then it must be a full valid path. If more than one argument has been provided
// then the arguments will be joined together. Panics if nil arguments will be provided.
func Path(paths ...string) ArgFunc {
// TODO(cs) validation of the path see typeConfigPath in app/code/Magento/Config/etc/system_file.xsd
if false == isValidPath(paths...) {
return func(a *arg) {
a.lastErrors = append(a.lastErrors, ErrPathEmpty)
}
}
var pa string
lp := len(paths)
var paSlice []string
if lp >= hierarchyLevel {
pa = scope.PathJoin(paths...)
paSlice = paths
} else {
pa = paths[0]
paSlice = scope.PathSplit(paths[0])
if len(paSlice) < hierarchyLevel {
return func(a *arg) {
a.lastErrors = append(a.lastErrors, fmt.Errorf("Incorrect number of paths elements: want %d, have %d, Path: %v", hierarchyLevel, len(paSlice), paths))
}
}
}
return func(a *arg) {
a.path = pa
a.pathSlice = paSlice
}
}
// FindGroupByPath searches for a field using the all three path segments.
// If one argument is given then considered as the full path e.g. a/b/c
// If three arguments are given then each argument will be treated as a path part.
func (ss SectionSlice) FindFieldByPath(paths ...string) (*Field, error) {
if len(paths) == 1 {
paths = scope.PathSplit(paths[0])
}
if len(paths) < 3 {
return nil, errgo.Mask(ErrFieldNotFound)
}
cg, err := ss.FindGroupByPath(paths...)
if err != nil {
return nil, errgo.Mask(err)
}
return cg.Fields.FindByID(paths[2])
}
// FindGroupByPath searches for a group using the first two path segments.
// If one argument is given then considered as the full path e.g. a/b/c
// If two or more arguments are given then each argument will be treated as a path part.
func (ss SectionSlice) FindGroupByPath(paths ...string) (*Group, error) {
if len(paths) == 1 {
paths = scope.PathSplit(paths[0])
}
if len(paths) < 2 {
return nil, errgo.Mask(ErrGroupNotFound)
}
cs, err := ss.FindByID(paths[0])
if err != nil {
return nil, errgo.Mask(err)
}
return cs.Groups.FindByID(paths[1])
}