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jfa-go/internal.go

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// +build !external
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package main
import (
"embed"
"io/fs"
"log"
)
const binaryType = "internal"
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//go:embed data data/html data/web data/web/css data/web/js
var loFS embed.FS
//go:embed lang/common lang/admin lang/email lang/form lang/setup lang/pwreset lang/telegram
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var laFS embed.FS
var langFS rewriteFS
var localFS rewriteFS
type rewriteFS struct {
fs embed.FS
prefix string
}
func (l rewriteFS) Open(name string) (fs.File, error) { return l.fs.Open(l.prefix + name) }
func (l rewriteFS) ReadDir(name string) ([]fs.DirEntry, error) { return l.fs.ReadDir(l.prefix + name) }
func (l rewriteFS) ReadFile(name string) ([]byte, error) { return l.fs.ReadFile(l.prefix + name) }
func FSJoin(elem ...string) string {
out := ""
for _, v := range elem {
out += v + "/"
}
return out[:len(out)-1]
}
func loadFilesystems() {
langFS = rewriteFS{laFS, "lang/"}
localFS = rewriteFS{loFS, "data/"}
log.Println("Using internal storage")
}