Added bee bale

bale.go

@@ -15,6 +15,10 @@
 package main
 
 import (
+	"bytes"
+	"compress/gzip"
+	"fmt"
+	"io"
 	"os"
 	"path"
 	"path/filepath"
@@ -47,27 +51,136 @@ func runBale(cmd *Command, args []string) {
 		com.ColorLog("[ERRO] Fail to parse bee.json[ %s ]\n", err)
 	}
 
+	os.RemoveAll("bale")
 	os.Mkdir("bale", os.ModePerm)
 
+	// Pack and compress data.
 	for _, p := range conf.Bale.Dirs {
 		filepath.Walk(p, walkFn)
 	}
+
+	// Generate auto-uncompress function.
+	buf := new(bytes.Buffer)
+	buf.WriteString(fmt.Sprintf(_BALE_HEADER, conf.Bale.Import,
+		strings.Join(resFiles, "\",\n\t\t\""),
+		strings.Join(resFiles, ",\n\t\tbale.R")))
+
+	fw, err := os.Create("bale.go")
+	if err != nil {
+		com.ColorLog("[ERRO] Fail to create file[ %s ]\n", err)
+		os.Exit(2)
+	}
+	defer fw.Close()
+
+	_, err = fw.Write(buf.Bytes())
+	if err != nil {
+		com.ColorLog("[ERRO] Fail to write data[ %s ]\n", err)
+		os.Exit(2)
+	}
+
+	com.ColorLog("[SUCC] Baled resources successfully!\n")
 }
 
+const (
+	_BALE_HEADER = `package main
+
+import(
+	"os"
+	"strings"
+	"path"
+
+	"%s"
+)
+
+func isExist(path string) bool {
+	_, err := os.Stat(path)
+	return err == nil || os.IsExist(err)
+}
+
+func init() {
+	files := []string{
+		"%s",
+	}
+
+	funcs := []func() []byte{
+		bale.R%s,
+	}
+
+	for i, f := range funcs {
+		fp := getFilePath(files[i])
+		if !isExist(fp) {
+			saveFile(fp, f())
+		}
+	}
+}
+
+func getFilePath(name string) string {
+	name = strings.Replace(name, "_4_", "/", -1)
+	name = strings.Replace(name, "_3_", " ", -1)
+	name = strings.Replace(name, "_2_", "-", -1)
+	name = strings.Replace(name, "_1_", ".", -1)
+	name = strings.Replace(name, "_0_", "_", -1)
+	return name
+}
+
+func saveFile(filePath string, b []byte) (int, error) {
+	os.MkdirAll(path.Dir(filePath), os.ModePerm)
+	fw, err := os.Create(filePath)
+	if err != nil {
+		return 0, err
+	}
+	defer fw.Close()
+	return fw.Write(b)
+}
+`
+)
+
+var resFiles = make([]string, 0, 10)
+
 func walkFn(resPath string, info os.FileInfo, err error) error {
 	if info.IsDir() || filterSuffix(resPath) {
 		return nil
 	}
 
-	resPath = strings.Replace(resPath, "_", "__", -1)
-	resPath = strings.Replace(resPath, ".", "___", -1)
+	// Open resource files.
+	fr, err := os.Open(resPath)
+	if err != nil {
+		com.ColorLog("[ERRO] Fail to read file[ %s ]\n", err)
+		os.Exit(2)
+	}
+
+	// Convert path.
+	resPath = strings.Replace(resPath, "_", "_0_", -1)
+	resPath = strings.Replace(resPath, ".", "_1_", -1)
+	resPath = strings.Replace(resPath, "-", "_2_", -1)
+	resPath = strings.Replace(resPath, " ", "_3_", -1)
 	sep := "/"
 	if runtime.GOOS == "windows" {
 		sep = "\\"
 	}
-	resPath = strings.Replace(resPath, sep, "_", -1)
+	resPath = strings.Replace(resPath, sep, "_4_", -1)
+
+	// Create corresponding Go source files.
 	os.MkdirAll(path.Dir(resPath), os.ModePerm)
-	os.Create("bale/" + resPath + ".go")
+	fw, err := os.Create("bale/" + resPath + ".go")
+	if err != nil {
+		com.ColorLog("[ERRO] Fail to create file[ %s ]\n", err)
+		os.Exit(2)
+	}
+	defer fw.Close()
+
+	// Write header.
+	fmt.Fprintf(fw, _HEADER, resPath)
+
+	// Copy and compress data.
+	gz := gzip.NewWriter(&ByteWriter{Writer: fw})
+	io.Copy(gz, fr)
+	gz.Close()
+
+	// Write footer.
+	fmt.Fprint(fw, _FOOTER)
+
+	resFiles = append(resFiles, resPath)
 	return nil
 }
 
@@ -79,3 +192,56 @@ func filterSuffix(name string) bool {
 	}
 	return false
 }
+
+const (
+	_HEADER = `package bale
+
+import(
+	"bytes"
+	"compress/gzip"
+	"io"
+)
+
+func R%s() []byte {
+	gz, err := gzip.NewReader(bytes.NewBuffer([]byte{`
+	_FOOTER = `
+	}))
+
+	if err != nil {
+		panic("Unpack resources failed: " + err.Error())
+	}
+
+	var b bytes.Buffer
+	io.Copy(&b, gz)
+	gz.Close()
+
+	return b.Bytes()
+}`
+)
+
+var newline = []byte{'\n'}
+
+type ByteWriter struct {
+	io.Writer
+	c int
+}
+
+func (w *ByteWriter) Write(p []byte) (n int, err error) {
+	if len(p) == 0 {
+		return
+	}
+
+	for n = range p {
+		if w.c%12 == 0 {
+			w.Writer.Write(newline)
+			w.c = 0
+		}
+
+		fmt.Fprintf(w.Writer, "0x%02x,", p[n])
+		w.c++
+	}
+
+	n++
+
+	return
+}

bee.json

@@ -6,12 +6,12 @@
 		"others": []
 	},
 	"bale": {
-		"import": "github.com/astaxie/bee/bale",
+		"import": "github.com/beego/beeweb/bale",
 		"dirs": [
 			"views", "static", "conf"
 		],
 		"ignore_ext": [
-			".go"
+			".go", ".DS_Store"
 		]
 	}
 }