jfa-go/embed.py

62 lines
1.5 KiB
Python
Executable File

#!/usr/bin/python
import sys
import argparse
parser = argparse.ArgumentParser()
parser.add_argument("embed", metavar="<true/false>|<internal/external>|<yes/no>", type=str)
trues = ["true", "internal", "yes", "y"]
falses = ["false", "external", "no", "n"]
EMBED = parser.parse_args().embed
with open("embed.go", "w") as f:
if EMBED in trues:
f.write("""package main
import (
"embed"
"io/fs"
"log"
)
//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
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 loadLocalFS() {
langFS = rewriteFS{laFS, "lang/"}
localFS = rewriteFS{loFS, "data/"}
log.Println("Using internal storage")
}""")
elif EMBED in falses:
f.write("""package main
import (
"io/fs"
"os"
"log"
"path/filepath"
)
var localFS fs.FS
var langFS fs.FS
func loadLocalFS() {
log.Println("Using external storage")
executable, _ := os.Executable()
localFS = os.DirFS(filepath.Join(filepath.Dir(executable), "data"))
langFS = os.DirFS(filepath.Join(filepath.Dir(executable), "data", "lang"))
}""")