63 lines
2.1 KiB
Go
63 lines
2.1 KiB
Go
|
package ui
|
||
|
|
|
||
|
|
import (
|
||
|
|
"io"
|
||
|
|
"path/filepath"
|
||
|
|
)
|
||
|
|
|
||
|
|
var _ Resources = &PathResources{}
|
||
|
|
|
||
|
|
// PathResources implements Resources by adding a prefix to the requested source name before proxying it to its source.
|
||
|
|
type PathResources struct {
|
||
|
|
Source Resources
|
||
|
|
Prefix string
|
||
|
|
}
|
||
|
|
|
||
|
|
// NewPathResources creates a new Resources by adding a prefix to the requested source name before proxying it to its source. If source is nil it will use the OS file system for its resources.
|
||
|
|
func NewPathResources(source Resources, prefix string) *PathResources {
|
||
|
|
if source == nil {
|
||
|
|
source = &OSResources{}
|
||
|
|
}
|
||
|
|
return &PathResources{source, prefix}
|
||
|
|
}
|
||
|
|
|
||
|
|
// Destroy destroys the source.
|
||
|
|
func (r *PathResources) Destroy() error { return r.Source.Destroy() }
|
||
|
|
|
||
|
|
// OpenResource opens the resource with the prefixed name.
|
||
|
|
func (r *PathResources) OpenResource(name string) (io.ReadCloser, error) {
|
||
|
|
path := filepath.Join(r.Prefix, name)
|
||
|
|
return r.Source.OpenResource(path)
|
||
|
|
}
|
||
|
|
|
||
|
|
var _ PhysicalResources = &PathPhysicalResources{}
|
||
|
|
|
||
|
|
// PathPhysicalResources implements PhysicalResources by adding a prefix to the requested source name before proxying it to its source.
|
||
|
|
type PathPhysicalResources struct {
|
||
|
|
Source PhysicalResources
|
||
|
|
Prefix string
|
||
|
|
}
|
||
|
|
|
||
|
|
// NewPathPhysicalResources creates a new PhysicalResources by adding a prefix to the requested source name before proxying it to its source. If source is nil it will use the OS file system for its resources.
|
||
|
|
func NewPathPhysicalResources(source PhysicalResources, prefix string) *PathPhysicalResources {
|
||
|
|
if source == nil {
|
||
|
|
source = &OSResources{}
|
||
|
|
}
|
||
|
|
return &PathPhysicalResources{source, prefix}
|
||
|
|
}
|
||
|
|
|
||
|
|
// Destroy destroys the source.
|
||
|
|
func (r *PathPhysicalResources) Destroy() error { return r.Source.Destroy() }
|
||
|
|
|
||
|
|
// FetchResource fetches the resource with the prefixed name.
|
||
|
|
func (r *PathPhysicalResources) FetchResource(name string) (string, error) {
|
||
|
|
path := filepath.Join(r.Prefix, name)
|
||
|
|
return r.Source.FetchResource(path)
|
||
|
|
}
|
||
|
|
|
||
|
|
// OpenResource opens the resource with the prefixed name.
|
||
|
|
func (r *PathPhysicalResources) OpenResource(name string) (io.ReadCloser, error) {
|
||
|
|
path := filepath.Join(r.Prefix, name)
|
||
|
|
return r.Source.OpenResource(path)
|
||
|
|
}
|