feat: v2 (#599)

Read https://github.com/filebrowser/filebrowser/pull/575.

Former-commit-id: 7aedcaaf72b863033e3f089d6df308d41a3fd00c [formerly bdbe4d49161b901c4adf9c245895a1be2d62e4a7] [formerly acfc1ec67c423e0b3e065a8c1f8897c5249af65b [formerly d309066def]]
Former-commit-id: 0c7d925a38a68ccabdf2c4bbd8c302ee89b93509 [formerly a6173925a1382955d93b334ded93f70d6dddd694]
Former-commit-id: e032e0804dd051df86f42962de2b39caec5318b7

cmd/rules.go

@@ -0,0 +1,91 @@
+package cmd
+
+import (
+	"fmt"
+	"os"
+
+	"github.com/filebrowser/filebrowser/v2/rules"
+	"github.com/filebrowser/filebrowser/v2/settings"
+	"github.com/filebrowser/filebrowser/v2/storage"
+	"github.com/filebrowser/filebrowser/v2/users"
+	"github.com/spf13/cobra"
+)
+
+func init() {
+	rootCmd.AddCommand(rulesCmd)
+	rulesCmd.PersistentFlags().StringP("username", "u", "", "username of user to which the rules apply")
+	rulesCmd.PersistentFlags().UintP("id", "i", 0, "id of user to which the rules apply")
+}
+
+var rulesCmd = &cobra.Command{
+	Use:   "rules",
+	Short: "Rules management utility",
+	Long:  `On each subcommand you'll have available at least two flags:
+"username" and "id". You must either set only one of them
+or none. If you set one of them, the command will apply to
+an user, otherwise it will be applied to the global set or
+rules.`,
+	Args:  cobra.NoArgs,
+	Run: func(cmd *cobra.Command, args []string) {
+		cmd.Help()
+		os.Exit(0)
+	},
+}
+
+func runRules(cmd *cobra.Command, users func(*users.User, *storage.Storage), global func(*settings.Settings, *storage.Storage)) {
+	db := getDB()
+	defer db.Close()
+	st := getStorage(db)
+
+	id := getUserIdentifier(cmd)
+	if id != nil {
+		user, err := st.Users.Get(id)
+		checkErr(err)
+
+		if users != nil {
+			users(user, st)
+		}
+
+		printRules(user.Rules, id)
+		return
+	}
+
+	settings, err := st.Settings.Get()
+	checkErr(err)
+
+	if global != nil {
+		global(settings, st)
+	}
+
+	printRules(settings.Rules, id)
+}
+
+func getUserIdentifier(cmd *cobra.Command) interface{} {
+	id := mustGetUint(cmd, "id")
+	username := mustGetString(cmd, "username")
+
+	if id != 0 {
+		return id
+	} else if username != "" {
+		return username
+	}
+
+	return nil
+}
+
+func printRules(rules []rules.Rule, id interface{}) {
+	if id == nil {
+		fmt.Printf("Global Rules:\n\n")
+	} else {
+		fmt.Printf("Rules for user %v:\n\n", id)
+	}
+
+	for id, rule := range rules {
+		fmt.Printf("(%d) ", id)
+		if rule.Regex {
+			fmt.Printf("Allow: %t\tRegex: %s\n", rule.Allow, rule.Regexp.Raw)
+		} else {
+			fmt.Printf("Allow: %t\tPath: %s\n", rule.Allow, rule.Path)
+		}
+	}
+}