feat: refactor default-file-manager

use app manager to launch default-file-manager

Log:

Author: dengbo11

Makefile

@@ -91,7 +91,8 @@ TEST = \
     ${GOPKG_PREFIX}/systeminfo1 \
     ${GOPKG_PREFIX}/timedate1 \
     ${GOPKG_PREFIX}/trayicon1 \
-    ${GOPKG_PREFIX}/x_event_monitor1
+    ${GOPKG_PREFIX}/x_event_monitor1 \
+    ${GOPKG_PREFIX}/bin/default-file-manager
     #${GOPKG_PREFIX}/timedate1/zoneinfo \
 
 BINARIES =  \
@@ -105,7 +106,8 @@ BINARIES =  \
 	    dde-lockservice \
 	    dde-authority \
 	    default-terminal \
-	    dde-greeter-setter
+	    dde-greeter-setter \
+	    default-file-manager
 
 LANGUAGES = $(basename $(notdir $(wildcard misc/po/*.po)))
 
@@ -121,9 +123,6 @@ prepare:
 out/bin/%: prepare
 	env GOPATH="${CURDIR}/${GOPATH_DIR}:${GOPATH}" ${GOBUILD} -o $@ ${GOBUILD_OPTIONS} ${GOPKG_PREFIX}/bin/${@F}
 
-out/bin/default-file-manager: bin/default-file-manager/main.c
-	gcc $^ $(shell pkg-config --cflags --libs gio-unix-2.0) $(CFLAGS) -o $@
-
 out/bin/desktop-toggle: bin/desktop-toggle/main.c
 	gcc $^ $(shell pkg-config --cflags --libs x11) $(CFLAGS) -o $@
 

bin/default-file-manager/main.c

@@ -0,0 +1,105 @@
+// SPDX-FileCopyrightText: 2022 UnionTech Software Technology Co., Ltd.
+//
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+package main
+
+import (
+	"errors"
+	"log"
+	"os/user"
+	"path/filepath"
+	"strings"
+
+	dbus "github.com/godbus/dbus/v5"
+	appmanager "github.com/linuxdeepin/go-dbus-factory/session/org.desktopspec.applicationmanager1"
+	"github.com/linuxdeepin/go-gir/gio-2.0"
+	"github.com/linuxdeepin/go-lib/appinfo/desktopappinfo"
+	"github.com/linuxdeepin/go-lib/dbusutil"
+)
+
+const (
+	appManagerDBusServiceName = "org.desktopspec.ApplicationManager1"
+	appManagerDBusPath        = "/org/desktopspec/ApplicationManager1"
+)
+
+const (
+	fileManagerMimeType = "inode/directory"
+)
+
+func init() {
+	log.SetFlags(log.Lshortfile)
+}
+
+func queryAppDesktopByMime() (string, error) {
+	appInfo := gio.AppInfoGetDefaultForType(fileManagerMimeType, false)
+	if appInfo == nil {
+		return "", errors.New("failed to get appInfo")
+	}
+
+	defer appInfo.Unref()
+
+	dAppInfo := gio.ToDesktopAppInfo(appInfo)
+
+	return strings.TrimSpace(filepath.Base(dAppInfo.GetFilename())), nil
+}
+
+func main() {
+	sessionBus, err := dbus.SessionBus()
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	session, err := dbusutil.NewSessionService()
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	has, err := session.NameHasOwner(appManagerDBusServiceName)
+	if err != nil {
+		log.Println("warning: call name has owner error:", err)
+	}
+
+	if has {
+		var dBusObjPath dbus.ObjectPath
+		var mimeType string
+
+		mimeManagerAppObj := appmanager.NewMimeManager(sessionBus)
+
+		if mimeManagerAppObj != nil {
+			cur, err := user.Current()
+			if err != nil {
+				log.Fatal(err)
+			}
+
+			mimeType, dBusObjPath, err = mimeManagerAppObj.QueryDefaultApplication(0, cur.HomeDir)
+			if err != nil {
+				log.Println("warning: query default application error:", err)
+			}
+		}
+
+		if mimeType != fileManagerMimeType || dBusObjPath == "/" {
+			log.Println("warning: can not get default file manager from AM, query from xdg-mime:", err)
+			appDesktop, err := queryAppDesktopByMime()
+			if err != nil {
+				log.Fatal(err)
+			}
+
+			dBusObjPath, err = desktopappinfo.GetDBusObjectFromAppDesktop(appDesktop, appManagerDBusServiceName, appManagerDBusPath)
+			if err != nil {
+				log.Println("warning: get dbus object path error:", err)
+				log.Fatal(err)
+			}
+		}
+
+		appManagerAppObj, err := appmanager.NewApplication(sessionBus, dBusObjPath)
+		if err != nil {
+			log.Println("warning: new appManager error:", err)
+		}
+
+		_, err = appManagerAppObj.Launch(0, "", []string{}, make(map[string]dbus.Variant))
+		if err != nil {
+			log.Println("warning: launch app error:", err)
+		}
+	}
+}

bin/default-file-manager/main.go

@@ -15,3 +15,4 @@ package daemon
 //go:generate go build -o target/ github.com/linuxdeepin/dde-daemon/bin/dde-authority
 //go:generate go build -o target/ github.com/linuxdeepin/dde-daemon/bin/default-terminal
 //go:generate go build -o target/ github.com/linuxdeepin/dde-daemon/bin/dde-greeter-setter
+//go:generate go build -o target/ github.com/linuxdeepin/dde-daemon/bin/default-file-manager