Starting UI remake work

gxui/setup.go

@@ -0,0 +1,208 @@
+package main
+
+import (
+	"bufio"
+	"fmt"
+	"image"
+	"image/draw"
+	_ "image/png"
+	"os"
+	"reflect"
+	"sort"
+	"strings"
+
+	"github.com/nelsam/gxui"
+)
+
+func setup() {
+	PortableAppsFold, err := os.Open("PortableApps")
+	if PAStat, _ := PortableAppsFold.Stat(); err != nil || !PAStat.IsDir() {
+		os.Mkdir("PortableApps", 0777)
+		PortableAppsFold, err = os.Open("PortableApps")
+		if err != nil {
+			panic("Can't find PortableApps folder and can't create one!")
+		}
+	}
+	if _, err = os.Open("PortableApps/LinuxPACom"); err != nil {
+		os.Mkdir("PortableApps/LinuxPACom", 0777)
+	}
+	fmt.Println(err)
+	_, err = os.Open("PortableApps/LinuxPACom/common.sh")
+	if err == nil {
+		comEnbld = true
+	}
+	fi, err := os.Open("PortableApps/LinuxPACom/Info.ini")
+	if err != nil {
+		fi, err = os.Create("PortableApps/LinuxPACom/Info.ini")
+		if err == nil {
+			wrt := bufio.NewWriter(fi)
+			wrt.WriteString(defIni)
+			wrt.Flush()
+		}
+	}
+	if err == nil {
+		rdr := bufio.NewReader(fi)
+		for err != nil {
+			ln, _, error := rdr.ReadLine()
+			err = error
+			str := string(ln)
+			if strings.HasPrefix(str, "theme=") {
+				str = strings.TrimPrefix(str, "theme=")
+				if str == "lt" {
+					darkTheme = false
+				}
+			}
+		}
+	}
+	PAFolds, _ := PortableAppsFold.Readdirnames(-1)
+	sort.Strings(PAFolds)
+	for _, v := range PAFolds {
+		fold, _ := os.Open("PortableApps/" + v)
+		if stat, _ := fold.Stat(); stat.IsDir() && stat.Name() != "PortableApps.com" && stat.Name() != "LinuxPACom" {
+			ap := processApp("PortableApps/" + v)
+			if !reflect.DeepEqual(ap, app{}) {
+				if _, ok := master[ap.cat]; !ok {
+					cats = append(cats, ap.cat)
+					sort.Strings(cats)
+				}
+				if len(ap.lin) != 0 {
+					if _, ok := linmaster[ap.cat]; !ok {
+						lin = append(lin, ap.cat)
+						sort.Strings(lin)
+					}
+				}
+				master[ap.cat] = append(master[ap.cat], ap)
+				if len(ap.lin) != 0 {
+					linmaster[ap.cat] = append(linmaster[ap.cat], ap)
+				}
+			}
+		}
+	}
+}
+
+func processApp(fold string) (out app) {
+	wd, _ := os.Getwd()
+	out.dir = wd + "/" + fold
+	out.ini = findInfo(fold)
+	if out.ini != nil {
+		out.name = getName(out.ini)
+		out.ini = findInfo(fold)
+		out.cat = getCat(out.ini)
+		out.ini = findInfo(fold)
+	}
+	if out.name == "" {
+		out.name = strings.TrimPrefix(fold, "PortableApps/")
+	}
+	if out.cat == "" {
+		out.cat = "Other"
+	}
+	out.icon = getIcon(fold)
+	folder, _ := os.Open(fold)
+	fis, _ := folder.Readdirnames(-1)
+	for _, v := range fis {
+		tmp, _ := os.Open(fold + "/" + v)
+		if stat, _ := tmp.Stat(); stat.IsDir() {
+			continue
+		}
+		if strings.HasSuffix(strings.ToLower(v), ".appimage") {
+			out.appimg = append(out.appimg, v)
+			out.ex = append(out.ex, v)
+			out.lin = append(out.lin, v)
+		} else if strings.HasSuffix(strings.ToLower(v), ".exe") {
+			out.ex = append(out.ex, v)
+		} else {
+			btys := make([]byte, 4)
+			rdr := bufio.NewReader(tmp)
+			rdr.Read(btys)
+			if (strings.Contains(strings.ToLower(string(btys)), "elf") && !strings.HasSuffix(strings.ToLower(v), ".so") && !strings.Contains(v, ".so.")) || strings.HasPrefix(strings.ToLower(string(btys)), "#!") {
+				out.ex = append(out.ex, v)
+				out.lin = append(out.lin, v)
+			}
+		}
+	}
+	if len(out.ex) == 0 {
+		return app{}
+	}
+	if len(out.lin) == 0 {
+		out.name += " (Wine)"
+	}
+	return
+}
+
+func getCat(ini *os.File) string {
+	rdr := bufio.NewReader(ini)
+	var ret string
+	for line, _, err := rdr.ReadLine(); err == nil; line, _, err = rdr.ReadLine() {
+		if strings.HasPrefix(string(line), "Category=") {
+			ret = strings.TrimPrefix(string(line), "Category=")
+			break
+		}
+	}
+	rdr.Reset(ini)
+	return ret
+}
+
+func getName(ini *os.File) string {
+	rdr := bufio.NewReader(ini)
+	var ret string
+	for line, _, err := rdr.ReadLine(); err == nil; line, _, err = rdr.ReadLine() {
+		if strings.HasPrefix(string(line), "Name=") {
+			ret = strings.TrimPrefix(string(line), "Name=")
+			break
+		}
+	}
+	rdr.Reset(ini)
+	return ret
+}
+
+func getIcon(fold string) gxui.Texture {
+	var pic *os.File
+	if folder, err := os.Open(fold + "/App/AppInfo"); err == nil {
+		fis, _ := folder.Readdir(-1)
+		var pics []string
+		for _, v := range fis {
+			if !v.IsDir() && strings.HasSuffix(strings.ToLower(v.Name()), ".png") && strings.HasPrefix(strings.ToLower(v.Name()), "appicon_") {
+				pics = append(pics, v.Name())
+			}
+		}
+		sort.Strings(pics)
+		if len(pics) > 1 {
+			var ind int
+			if !contains(pics, "appicon_32.png") {
+				ind = len(pics) - 1
+			} else {
+				ind = sort.SearchStrings(pics, "appicon_32.png")
+			}
+			pic, _ = os.Open(fold + "/App/AppInfo/" + pics[ind])
+		}
+	} else if fi, err := os.Open(fold + "/appicon.png"); err == nil {
+		pic = fi
+	} else {
+		return nil
+	}
+	img, _, err := image.Decode(pic)
+	if err != nil {
+		return nil
+	}
+	rgba := image.NewRGBA(img.Bounds())
+	draw.Draw(rgba, img.Bounds(), img, image.ZP, draw.Src)
+	ret := dr.CreateTexture(rgba, 1)
+	return ret
+}
+
+func findInfo(fold string) *os.File {
+	tmp, err := os.Open(fold + "/App/AppInfo")
+	if err == nil {
+		fis, _ := tmp.Readdirnames(-1)
+		for _, v := range fis {
+			if strings.ToLower(v) == "appinfo.ini" {
+				tmp, _ := os.Open(fold + "/App/AppInfo/" + v)
+				return tmp
+			}
+		}
+	}
+	if fi, err := os.Open(fold + "/appinfo.ini"); err == nil {
+		return fi
+	}
+	return nil
+}