From 5c903df55fac449baae1e9cc23b04f6beeb55364 Mon Sep 17 00:00:00 2001
From: Daniel Girtler <blackrabbit256@gmail.com>
Date: Mon, 2 Oct 2023 21:01:23 +1100
Subject: Simplify SysCommand decoding (#2121)

---
 archinstall/lib/locale/utils.py | 70 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 70 insertions(+)
 create mode 100644 archinstall/lib/locale/utils.py

(limited to 'archinstall/lib/locale/utils.py')

diff --git a/archinstall/lib/locale/utils.py b/archinstall/lib/locale/utils.py
new file mode 100644
index 00000000..330ca0ce
--- /dev/null
+++ b/archinstall/lib/locale/utils.py
@@ -0,0 +1,70 @@
+from typing import Iterator, List
+
+from ..exceptions import ServiceException, SysCallError
+from ..general import SysCommand
+from ..output import error
+
+
+def list_keyboard_languages() -> Iterator[str]:
+	for line in SysCommand(
+		"localectl --no-pager list-keymaps",
+		environment_vars={'SYSTEMD_COLORS': '0'}
+	).decode():
+		yield line
+
+
+def list_locales() -> List[str]:
+	locales = []
+
+	with open('/usr/share/i18n/SUPPORTED') as file:
+		for line in file:
+			if line != 'C.UTF-8 UTF-8\n':
+				locales.append(line.rstrip())
+
+	return locales
+
+
+def list_x11_keyboard_languages() -> Iterator[str]:
+	for line in SysCommand(
+		"localectl --no-pager list-x11-keymap-layouts",
+		environment_vars={'SYSTEMD_COLORS': '0'}
+	).decode():
+		yield line
+
+
+def verify_keyboard_layout(layout :str) -> bool:
+	for language in list_keyboard_languages():
+		if layout.lower() == language.lower():
+			return True
+	return False
+
+
+def verify_x11_keyboard_layout(layout :str) -> bool:
+	for language in list_x11_keyboard_languages():
+		if layout.lower() == language.lower():
+			return True
+	return False
+
+
+def set_kb_layout(locale :str) -> bool:
+	if len(locale.strip()):
+		if not verify_keyboard_layout(locale):
+			error(f"Invalid keyboard locale specified: {locale}")
+			return False
+
+		try:
+			SysCommand(f'localectl set-keymap {locale}')
+		except SysCallError as err:
+			raise ServiceException(f"Unable to set locale '{locale}' for console: {err}")
+
+		return True
+
+	return False
+
+
+def list_timezones() -> Iterator[str]:
+	for line in SysCommand(
+		"timedatectl --no-pager list-timezones",
+		environment_vars={'SYSTEMD_COLORS': '0'}
+	).decode():
+		yield line
-- 
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