add safe mode

README.md

@@ -29,6 +29,12 @@ Hidden debug command:
 ximper-shell-panel generate
 ```
 
+Safe mode ignores user config, user modules, and user styles:
+
+```sh
+XIMPER_SHELL_SAFEMODE=1 ximper-shell-panel restart
+```
+
 Supported positions:
 
 ```text

config.go

@@ -7,6 +7,7 @@ import (
 	"fmt"
 	"os"
 	"path/filepath"
+	"strings"
 )
 
 const (
@@ -15,6 +16,7 @@ const (
 	ModulesFile      = SystemWaybarDir + "/modules.json"
 	StyleFile        = SystemWaybarDir + "/style.css"
 	DarkStyleFile    = SystemWaybarDir + "/style-dark.css"
+	SafeModeEnv      = "XIMPER_SHELL_SAFEMODE"
 )
 
 type Config struct {
@@ -91,6 +93,16 @@ func UserDarkStylePath() string {
 	return filepath.Join(os.Getenv("HOME"), ".config", "ximper-shell", "panel", "style-dark.css")
 }
 
+func SafeMode() bool {
+	value := strings.ToLower(strings.TrimSpace(os.Getenv(SafeModeEnv)))
+	switch value {
+	case "", "0", "false", "no", "off":
+		return false
+	default:
+		return true
+	}
+}
+
 func RuntimeDir() string {
 	return filepath.Join(os.TempDir(), "ximper-shell", "panel")
 }

generate.go

@@ -109,26 +109,31 @@ func WriteRuntimeStyles() error {
 	if err := os.MkdirAll(RuntimeWaybarDir(), 0755); err != nil {
 		return err
 	}
-	if err := writeRuntimeStyle(RuntimeStylePath("style.css"), StyleFile, UserStylePath()); err != nil {
-		return err
-	}
+	userStyle := UserStylePath()
 	userDarkStyle := UserStylePath()
-	if fileExists(UserDarkStylePath()) {
+	if SafeMode() {
+		userStyle = ""
+		userDarkStyle = ""
+	} else if fileExists(UserDarkStylePath()) {
 		userDarkStyle = UserDarkStylePath()
 	}
+
+	if err := writeRuntimeStyle(RuntimeStylePath("style.css"), StyleFile, userStyle); err != nil {
+		return err
+	}
 	return writeRuntimeStyle(RuntimeStylePath("style-dark.css"), DarkStyleFile, userDarkStyle)
 }
 
 func writeRuntimeStyle(runtimePath, systemPath, userPath string) error {
 	data := "@import url(\"" + systemPath + "\");\n"
-	if fileExists(userPath) {
+	if userPath != "" && fileExists(userPath) {
 		data += "@import url(\"" + userPath + "\");\n"
 	}
 	return os.WriteFile(runtimePath, []byte(data), 0644)
 }
 
 func loadInputs() (Config, Registry, error) {
-	cfg, err := LoadConfig(UserConfigPath())
+	cfg, err := loadConfig()
 	if err != nil {
 		return Config{}, Registry{}, err
 	}
@@ -140,7 +145,17 @@ func loadInputs() (Config, Registry, error) {
 	return cfg, registry, nil
 }
 
+func loadConfig() (Config, error) {
+	if SafeMode() {
+		return DefaultConfig(), nil
+	}
+	return LoadConfig(UserConfigPath())
+}
+
 func loadRegistry() (Registry, error) {
+	if SafeMode() {
+		return LoadRegistry(ModulesFile)
+	}
 	return LoadMergedRegistry(ModulesFile, UserModulesPath())
 }