This repository has been archived by the owner on Jun 25, 2022. It is now read-only.
/
legacy.go
129 lines (107 loc) · 2.22 KB
/
legacy.go
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package store
import (
"bytes"
"encoding/json"
"html/template"
"io"
"os"
"path/filepath"
"sort"
"strings"
"github.com/gobuffalo/packr/v2/jam/parser"
)
var _ Store = &Legacy{}
type Legacy struct {
*Disk
boxes map[string][]legacyBox
}
func NewLegacy() *Legacy {
return &Legacy{
Disk: NewDisk("", ""),
boxes: map[string][]legacyBox{},
}
}
func (l *Legacy) Pack(box *parser.Box) error {
files, err := l.Files(box)
if err != nil {
return err
}
var fcs []legacyFile
for _, f := range files {
n := strings.TrimPrefix(f.Name(), box.AbsPath+string(filepath.Separator))
c, err := l.prepFile(f)
if err != nil {
return err
}
fcs = append(fcs, legacyFile{Name: n, Contents: c})
}
sort.Slice(fcs, func(a, b int) bool {
return fcs[a].Name < fcs[b].Name
})
lbs := l.boxes[box.PackageDir]
lbs = append(lbs, legacyBox{
Box: box,
Files: fcs,
})
l.boxes[box.PackageDir] = lbs
return nil
}
func (l *Legacy) prepFile(r io.Reader) (string, error) {
bb := &bytes.Buffer{}
if _, err := io.Copy(bb, r); err != nil {
return "", err
}
b, err := json.Marshal(bb.Bytes())
if err != nil {
return "", err
}
return strings.Replace(string(b), "\"", "\\\"", -1), nil
}
// Close ...
func (l *Legacy) Close() error {
for _, b := range l.boxes {
if len(b) == 0 {
continue
}
bx := b[0].Box
pkg := bx.Package
opts := map[string]interface{}{
"Package": pkg,
"Boxes": b,
}
p := filepath.Join(bx.PackageDir, "a_"+bx.Package+"-packr.go.tmpl")
tmpl, err := template.New(p).Parse(legacyTmpl)
if err != nil {
return err
}
f, err := os.Create(p)
if err != nil {
return err
}
if err := tmpl.Execute(f, opts); err != nil {
return err
}
}
return nil
}
type legacyBox struct {
Box *parser.Box
Files []legacyFile
}
type legacyFile struct {
Name string
Contents string
}
var legacyTmpl = `// Code generated by github.com/gobuffalo/packr. DO NOT EDIT.
package {{.Package}}
import "github.com/gobuffalo/packr"
// You can use the "packr clean" command to clean up this,
// and any other packr generated files.
func init() {
{{- range $box := .Boxes }}
{{- range $box.Files }}
_ = packr.PackJSONBytes("{{$box.Box.Name}}", "{{.Name}}", "{{.Contents}}")
{{- end }}
{{- end }}
}
`