Refactor packages to have more idiomatic code base

cli/cli.go

@@ -0,0 +1,58 @@
+// Copyright 2018 Frédéric Guillot. All rights reserved.
+// Use of this source code is governed by the Apache 2.0
+// license that can be found in the LICENSE file.
+
+package cli
+
+import (
+	"flag"
+	"fmt"
+
+	"github.com/miniflux/miniflux/config"
+	"github.com/miniflux/miniflux/daemon"
+	"github.com/miniflux/miniflux/storage"
+	"github.com/miniflux/miniflux/version"
+)
+
+// Parse parses command line arguments.
+func Parse() {
+	flagInfo := flag.Bool("info", false, "Show application information")
+	flagVersion := flag.Bool("version", false, "Show application version")
+	flagMigrate := flag.Bool("migrate", false, "Migrate database schema")
+	flagFlushSessions := flag.Bool("flush-sessions", false, "Flush all sessions (disconnect users)")
+	flagCreateAdmin := flag.Bool("create-admin", false, "Create admin user")
+	flag.Parse()
+
+	cfg := config.NewConfig()
+	store := storage.NewStorage(
+		cfg.Get("DATABASE_URL", config.DefaultDatabaseURL),
+		cfg.GetInt("DATABASE_MAX_CONNS", config.DefaultDatabaseMaxConns),
+	)
+
+	if *flagInfo {
+		info()
+		return
+	}
+
+	if *flagVersion {
+		fmt.Println(version.Version)
+		return
+	}
+
+	if *flagMigrate {
+		store.Migrate()
+		return
+	}
+
+	if *flagFlushSessions {
+		flushSessions(store)
+		return
+	}
+
+	if *flagCreateAdmin {
+		createAdmin(store)
+		return
+	}
+
+	daemon.Run(cfg, store)
+}

cli/create_admin.go

@@ -0,0 +1,52 @@
+// Copyright 2018 Frédéric Guillot. All rights reserved.
+// Use of this source code is governed by the Apache 2.0
+// license that can be found in the LICENSE file.
+
+package cli
+
+import (
+	"bufio"
+	"fmt"
+	"os"
+	"strings"
+
+	"github.com/miniflux/miniflux/model"
+	"github.com/miniflux/miniflux/storage"
+
+	"golang.org/x/crypto/ssh/terminal"
+)
+
+func askCredentials() (string, string) {
+	reader := bufio.NewReader(os.Stdin)
+
+	fmt.Print("Enter Username: ")
+	username, _ := reader.ReadString('\n')
+
+	fmt.Print("Enter Password: ")
+	bytePassword, _ := terminal.ReadPassword(0)
+
+	fmt.Printf("\n")
+	return strings.TrimSpace(username), strings.TrimSpace(string(bytePassword))
+}
+
+func createAdmin(store *storage.Storage) {
+	user := &model.User{
+		Username: os.Getenv("ADMIN_USERNAME"),
+		Password: os.Getenv("ADMIN_PASSWORD"),
+		IsAdmin:  true,
+	}
+
+	if user.Username == "" || user.Password == "" {
+		user.Username, user.Password = askCredentials()
+	}
+
+	if err := user.ValidateUserCreation(); err != nil {
+		fmt.Println(err)
+		os.Exit(1)
+	}
+
+	if err := store.CreateUser(user); err != nil {
+		fmt.Println(err)
+		os.Exit(1)
+	}
+}

cli/flush_sessions.go

@@ -0,0 +1,20 @@
+// Copyright 2018 Frédéric Guillot. All rights reserved.
+// Use of this source code is governed by the Apache 2.0
+// license that can be found in the LICENSE file.
+
+package cli
+
+import (
+	"fmt"
+	"os"
+
+	"github.com/miniflux/miniflux/storage"
+)
+
+func flushSessions(store *storage.Storage) {
+	fmt.Println("Flushing all sessions (disconnect users)")
+	if err := store.FlushAllSessions(); err != nil {
+		fmt.Println(err)
+		os.Exit(1)
+	}
+}

cli/info.go

@@ -0,0 +1,18 @@
+// Copyright 2018 Frédéric Guillot. All rights reserved.
+// Use of this source code is governed by the Apache 2.0
+// license that can be found in the LICENSE file.
+
+package cli
+
+import (
+	"fmt"
+	"runtime"
+
+	"github.com/miniflux/miniflux/version"
+)
+
+func info() {
+	fmt.Println("Version:", version.Version)
+	fmt.Println("Build Date:", version.BuildDate)
+	fmt.Println("Go Version:", runtime.Version())
+}