Add progress dialog

.gitignore

@@ -4,3 +4,4 @@
 *.so
 *.dll
 gtitles.c
+output/

cdecrypt/cdecrypt.c

@@ -346,7 +346,7 @@ out:
 }
 #undef BLOCK_SIZE
 
-int cdecrypt_main(int argc, char **argv) {
+int cdecrypt_main(int argc, char **argv, int *progress) {
   int r = EXIT_FAILURE;
   char str[PATH_MAX], *tmd_path = NULL, *tik_path = NULL;
   FILE *src = NULL;
@@ -526,6 +526,7 @@ int cdecrypt_main(int argc, char **argv) {
   uint32_t level = 0;
 
   for (uint32_t i = 1; i < entries; i++) {
+    *progress = (i * 100) / entries;
     if (level > 0) {
       while ((level >= 1) && (l_entry[level - 1] == i))
         level--;

cdecrypt/cdecrypt.h

@@ -1,3 +1,3 @@
 #pragma once
 
-int cdecrypt_main(int argc, char **argv);
+int cdecrypt_main(int argc, char **argv, int *progress);

certificate.go

@@ -26,11 +26,11 @@ func getCert(tmdData []byte, id int, numContents uint16) ([]byte, error) {
 	}
 }
 
-func getDefaultCert(client *grab.Client) ([]byte, error) {
+func getDefaultCert(progressWindow *ProgressWindow, client *grab.Client) ([]byte, error) {
 	if len(cetkData) >= 0x350+0x300 {
 		return cetkData[0x350 : 0x350+0x300], nil
 	}
-	if err := downloadFile(client, "http://ccs.cdn.c.shop.nintendowifi.net/ccs/download/000500101000400a/cetk", "cetk"); err != nil {
+	if err := downloadFile(progressWindow, client, "http://ccs.cdn.c.shop.nintendowifi.net/ccs/download/000500101000400a/cetk", "cetk"); err != nil {
 		return nil, err
 	}
 	cetkData, err := os.ReadFile("cetk")

cmd/WiiUDownloader/mainwindow.go

@@ -9,8 +9,15 @@ import (
 	"github.com/gotk3/gotk3/gtk"
 )
 
+const (
+	NAME_COLUMN     = 0
+	TITLE_ID_COLUMN = 1
+	REGION_COLUMN   = 2
+)
+
 type MainWindow struct {
 	window   *gtk.Window
+	treeView *gtk.TreeView
 	titles   []wiiudownloader.TitleEntry
 }
 
@@ -43,7 +50,7 @@ func (mw *MainWindow) ShowAll() {
 	for _, entry := range mw.titles {
 		iter := store.Append()
 		err = store.Set(iter,
-			[]int{0, 1, 2},
+			[]int{NAME_COLUMN, TITLE_ID_COLUMN, REGION_COLUMN},
 			[]interface{}{entry.Name, fmt.Sprintf("%016x", entry.TitleID), wiiudownloader.GetFormattedRegion(entry.Region)},
 		)
 		if err != nil {
@@ -51,7 +58,7 @@ func (mw *MainWindow) ShowAll() {
 		}
 	}
 
-	treeView, err := gtk.TreeViewNewWithModel(store)
+	mw.treeView, err = gtk.TreeViewNewWithModel(store)
 	if err != nil {
 		log.Fatal("Unable to create tree view:", err)
 	}
@@ -60,40 +67,65 @@ func (mw *MainWindow) ShowAll() {
 	if err != nil {
 		log.Fatal("Unable to create cell renderer:", err)
 	}
-	column, err := gtk.TreeViewColumnNewWithAttribute("Name", renderer, "text", 0)
+	column, err := gtk.TreeViewColumnNewWithAttribute("Name", renderer, "text", NAME_COLUMN)
 	if err != nil {
 		log.Fatal("Unable to create tree view column:", err)
 	}
-	treeView.AppendColumn(column)
+	mw.treeView.AppendColumn(column)
 
 	renderer, err = gtk.CellRendererTextNew()
 	if err != nil {
 		log.Fatal("Unable to create cell renderer:", err)
 	}
-	column, err = gtk.TreeViewColumnNewWithAttribute("Title ID", renderer, "text", 1)
+	column, err = gtk.TreeViewColumnNewWithAttribute("Title ID", renderer, "text", TITLE_ID_COLUMN)
 	if err != nil {
 		log.Fatal("Unable to create tree view column:", err)
 	}
-	treeView.AppendColumn(column)
+	mw.treeView.AppendColumn(column)
 
-	column, err = gtk.TreeViewColumnNewWithAttribute("Region", renderer, "text", 2)
+	column, err = gtk.TreeViewColumnNewWithAttribute("Region", renderer, "text", REGION_COLUMN)
 	if err != nil {
 		log.Fatal("Unable to create tree view column:", err)
 	}
-	treeView.AppendColumn(column)
+	mw.treeView.AppendColumn(column)
+
+	mw.treeView.Connect("row-activated", mw.onRowActivated)
 
 	scrollable, err := gtk.ScrolledWindowNew(nil, nil)
 	if err != nil {
 		log.Fatal("Unable to create scrolled window:", err)
 	}
 	scrollable.SetPolicy(gtk.POLICY_AUTOMATIC, gtk.POLICY_AUTOMATIC)
-	scrollable.Add(treeView)
+	scrollable.Add(mw.treeView)
 
 	mw.window.Add(scrollable)
 
 	mw.window.ShowAll()
 }
 
+func (mw *MainWindow) onRowActivated() {
+	selection, err := mw.treeView.GetSelection()
+	if err != nil {
+		log.Fatal("Unable to get selection:", err)
+	}
+
+	model, iter, _ := selection.GetSelected()
+	if iter != nil {
+		tid, _ := model.ToTreeModel().GetValue(iter, TITLE_ID_COLUMN)
+		if tid != nil {
+			if tidStr, err := tid.GetString(); err == nil {
+				fmt.Println("Cell Value:", tidStr)
+				progressWindow, err := wiiudownloader.CreateProgressWindow(mw.window)
+				if err != nil {
+					return
+				}
+				progressWindow.Window.ShowAll()
+				go wiiudownloader.DownloadTitle(tidStr, "output", true, &progressWindow)
+			}
+		}
+	}
+}
+
 func Main() {
 	gtk.Main()
 }

decryption.go

@@ -11,15 +11,42 @@ package wiiudownloader
 import "C"
 import (
 	"fmt"
+	"sync"
+	"time"
 	"unsafe"
 )
 
-func decryptContents(path string) error {
+var (
-	argv := make([]*C.char, 2)
+	wg              sync.WaitGroup
-	argv[0] = C.CString("WiiUDownloader")
+	decryptionDone  = false
-	argv[1] = C.CString(path)
+	decryptionError = false
-	if int(C.cdecrypt_main(2, (**C.char)(unsafe.Pointer(&argv[0])))) != 0 {
+)
+
+func decryptContents(path string, progress *int) error {
+	wg.Add(1)
+	go runDecryption(path, progress)
+	for !decryptionDone {
+		fmt.Println(*progress)
+		time.Sleep(500 * time.Millisecond)
+	}
+
+	wg.Wait()
+
+	if decryptionError {
+		decryptionDone = false
+		decryptionError = false
 		return fmt.Errorf("decryption failed")
 	}
 	return nil
 }
+
+func runDecryption(path string, progress *int) {
+	defer wg.Done()
+	argv := make([]*C.char, 2)
+	argv[0] = C.CString("WiiUDownloader")
+	argv[1] = C.CString(path)
+	if int(C.cdecrypt_main(2, (**C.char)(unsafe.Pointer(&argv[0])), (*C.int)(unsafe.Pointer(progress)))) != 0 {
+		decryptionError = true
+	}
+	decryptionDone = true
+}

downloader.go

@@ -10,23 +10,95 @@ import (
 	"strings"
 
 	"github.com/cavaliergopher/grab/v3"
+	"github.com/gotk3/gotk3/glib"
+	"github.com/gotk3/gotk3/gtk"
 )
 
-func downloadFile(client *grab.Client, url string, outputPath string) error {
+type ProgressWindow struct {
+	Window       *gtk.Window
+	box          *gtk.Box
+	label        *gtk.Label
+	bar          *gtk.ProgressBar
+	percentLabel *gtk.Label
+}
+
+func CreateProgressWindow(parent *gtk.Window) (ProgressWindow, error) {
+	win, err := gtk.WindowNew(gtk.WINDOW_TOPLEVEL)
+	if err != nil {
+		return ProgressWindow{}, err
+	}
+	win.SetTitle("File Download")
+
+	win.SetTransientFor(parent)
+
+	box, err := gtk.BoxNew(gtk.ORIENTATION_VERTICAL, 5)
+	if err != nil {
+		return ProgressWindow{}, err
+	}
+	win.Add(box)
+
+	filenameLabel, err := gtk.LabelNew("File: ")
+	if err != nil {
+		return ProgressWindow{}, err
+	}
+	box.PackStart(filenameLabel, false, false, 0)
+
+	progressBar, err := gtk.ProgressBarNew()
+	if err != nil {
+		return ProgressWindow{}, err
+	}
+	box.PackStart(progressBar, false, false, 0)
+
+	percentLabel, err := gtk.LabelNew("0%")
+	if err != nil {
+		return ProgressWindow{}, err
+	}
+	box.PackStart(percentLabel, false, false, 0)
+
+	return ProgressWindow{
+		Window:       win,
+		box:          box,
+		label:        filenameLabel,
+		bar:          progressBar,
+		percentLabel: percentLabel,
+	}, nil
+}
+
+func downloadFile(progressWindow *ProgressWindow, client *grab.Client, url string, outputPath string) error {
 	req, err := grab.NewRequest(outputPath, url)
 	if err != nil {
 		return err
 	}
+
 	resp := client.Do(req)
 	if err := resp.Err(); err != nil {
 		return err
 	}
 
-	fmt.Printf("[Info] Download saved to ./%v \n", resp.Filename)
+	progressWindow.label.SetText(fmt.Sprintf("File: %s", resp.Filename))
+
+	go func() {
+		for !resp.IsComplete() {
+			glib.IdleAdd(func() {
+				progress := float64(resp.BytesComplete()) / float64(resp.Size())
+				progressWindow.bar.SetFraction(progress)
+				progressWindow.percentLabel.SetText(fmt.Sprintf("%.0f%%", progress*100))
+			})
+		}
+
+		progressWindow.bar.SetFraction(1)
+
+		glib.IdleAdd(func() {
+			progressWindow.Window.SetTitle("Download Complete")
+		})
+	}()
+
 	return nil
 }
 
-func DownloadTitle(titleID string, outputDirectory string, doDecryption bool) error {
+func DownloadTitle(titleID string, outputDirectory string, doDecryption bool, progressWindow *ProgressWindow) error {
+	progress := 0
+	currentFile := ""
 	outputDir := strings.TrimRight(outputDirectory, "/\\")
 	baseURL := fmt.Sprintf("http://ccs.cdn.c.shop.nintendowifi.net/ccs/download/%s", titleID)
 	titleKeyBytes, err := hex.DecodeString(titleID)
@@ -41,7 +113,7 @@ func DownloadTitle(titleID string, outputDirectory string, doDecryption bool) er
 	client := grab.NewClient()
 	downloadURL := fmt.Sprintf("%s/%s", baseURL, "tmd")
 	tmdPath := filepath.Join(outputDir, "title.tmd")
-	if err := downloadFile(client, downloadURL, tmdPath); err != nil {
+	if err := downloadFile(progressWindow, client, downloadURL, tmdPath); err != nil {
 		return err
 	}
 
@@ -57,7 +129,7 @@ func DownloadTitle(titleID string, outputDirectory string, doDecryption bool) er
 
 	tikPath := filepath.Join(outputDir, "title.tik")
 	downloadURL = fmt.Sprintf("%s/%s", baseURL, "cetk")
-	if err := downloadFile(client, downloadURL, tikPath); err != nil {
+	if err := downloadFile(progressWindow, client, downloadURL, tikPath); err != nil {
 		return err
 	}
 	tikData, err := os.ReadFile(tikPath)
@@ -85,7 +157,7 @@ func DownloadTitle(titleID string, outputDirectory string, doDecryption bool) er
 	}
 	cert.Write(cert1)
 
-	defaultCert, err := getDefaultCert(client)
+	defaultCert, err := getDefaultCert(progressWindow, client)
 	if err != nil {
 		return err
 	}
@@ -108,17 +180,18 @@ func DownloadTitle(titleID string, outputDirectory string, doDecryption bool) er
 		if err := binary.Read(bytes.NewReader(tmdData[offset:offset+4]), binary.BigEndian, &id); err != nil {
 			return err
 		}
-
+		currentFile = fmt.Sprintf("%08X.app", id)
-		appPath := filepath.Join(outputDir, fmt.Sprintf("%08X.app", id))
+		appPath := filepath.Join(outputDir, currentFile)
 		downloadURL = fmt.Sprintf("%s/%08X", baseURL, id)
-		if err := downloadFile(client, downloadURL, appPath); err != nil {
+		if err := downloadFile(progressWindow, client, downloadURL, appPath); err != nil {
 			return err
 		}
 
 		if tmdData[offset+7]&0x2 == 2 {
-			h3Path := filepath.Join(outputDir, fmt.Sprintf("%08X.h3", id))
+			currentFile = fmt.Sprintf("%08X.h3", id)
+			h3Path := filepath.Join(outputDir, currentFile)
 			downloadURL = fmt.Sprintf("%s/%08X.h3", baseURL, id)
-			if err := downloadFile(client, downloadURL, h3Path); err != nil {
+			if err := downloadFile(progressWindow, client, downloadURL, h3Path); err != nil {
 				return err
 			}
 			var content contentInfo
@@ -132,8 +205,12 @@ func DownloadTitle(titleID string, outputDirectory string, doDecryption bool) er
 	}
 
 	if doDecryption {
-		decryptContents(outputDir)
+		if err := decryptContents(outputDir, &progress); err != nil {
+			return err
 		}
+	}
+
+	progressWindow.Window.Close()
 
 	return nil
 }