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from .exceptions import *
from .profiles import Profile
from .locale_helpers import search_keyboard_layout
## TODO: Some inconsistencies between the selection processes.
## Some return the keys from the options, some the values?
def generic_select(options, input_text="Select one of the above by index or absolute value: ", sort=True):
"""
A generic select function that does not output anything
other than the options and their indexs. As an example:
generic_select(["first", "second", "third option"])
1: first
2: second
3: third option
"""
if type(options) == dict: options = list(options)
if sort: options = sorted(list(options))
if len(options) <= 0: raise RequirementError('generic_select() requires at least one option to operate.')
for index, option in enumerate(options):
print(f"{index}: {option}")
selected_option = input(input_text)
if len(selected_option.strip()) <= 0:
return None
elif selected_option.isdigit():
selected_option = options[int(selected_option)]
elif selected_option in options:
pass # We gave a correct absolute value
else:
raise RequirementError(f'Selected option "{selected_option}" does not exist in available options: {options}')
return selected_option
def select_disk(dict_o_disks):
"""
Asks the user to select a harddrive from the `dict_o_disks` selection.
Usually this is combined with :ref:`archinstall.list_drives`.
:param dict_o_disks: A `dict` where keys are the drive-name, value should be a dict containing drive information.
:type dict_o_disks: dict
:return: The name/path (the dictionary key) of the selected drive
:rtype: str
"""
drives = sorted(list(dict_o_disks.keys()))
if len(drives) >= 1:
for index, drive in enumerate(drives):
print(f"{index}: {drive} ({dict_o_disks[drive]['size'], dict_o_disks[drive].device, dict_o_disks[drive]['label']})")
drive = input('Select one of the above disks (by number or full path): ')
if drive.isdigit():
drive = dict_o_disks[drives[int(drive)]]
elif drive in dict_o_disks:
drive = dict_o_disks[drive]
else:
raise DiskError(f'Selected drive does not exist: "{drive}"')
return drive
raise DiskError('select_disk() requires a non-empty dictionary of disks to select from.')
def select_profile(options):
"""
Asks the user to select a profile from the `options` dictionary parameter.
Usually this is combined with :ref:`archinstall.list_profiles`.
:param options: A `dict` where keys are the profile name, value should be a dict containing profile information.
:type options: dict
:return: The name/dictionary key of the selected profile
:rtype: str
"""
profiles = sorted(list(options))
if len(profiles) >= 1:
for index, profile in enumerate(profiles):
print(f"{index}: {profile}")
print(' -- The above list is pre-programmed profiles. --')
print(' -- They might make it easier to install things like desktop environments. --')
print(' -- (Leave blank to skip this next optional step) --')
selected_profile = input('Any particular pre-programmed profile you want to install: ')
if len(selected_profile.strip()) <= 0:
return None
if selected_profile.isdigit() and (pos := int(selected_profile)) <= len(profiles)-1:
selected_profile = profiles[pos]
elif selected_profile in options:
selected_profile = options[options.index(selected_profile)]
else:
RequirementError("Selected profile does not exist.")
profile = Profile(None, selected_profile)
with open(profile.path, 'r') as source:
source_data = source.read()
# Some crude safety checks, make sure the imported profile has
# a __name__ check and if so, check if it's got a _prep_function()
# we can call to ask for more user input.
#
# If the requirements are met, import with .py in the namespace to not
# trigger a traditional:
# if __name__ == 'moduleName'
if '__name__' in source_data and '_prep_function' in source_data:
with profile.load_instructions(namespace=f"{selected_profile}.py") as imported:
if hasattr(imported, '_prep_function'):
return profile, imported
return selected_profile
raise RequirementError("Selecting profiles require a least one profile to be given as an option.")
def select_language(options, show_only_country_codes=True):
"""
Asks the user to select a language from the `options` dictionary parameter.
Usually this is combined with :ref:`archinstall.list_keyboard_languages`.
:param options: A `dict` where keys are the language name, value should be a dict containing language information.
:type options: dict
:param show_only_country_codes: Filters out languages that are not len(lang) == 2. This to limit the number of results from stuff like dvorak and x-latin1 alternatives.
:type show_only_country_codes: bool
:return: The language/dictionary key of the selected language
:rtype: str
"""
if show_only_country_codes:
languages = sorted([language for language in list(options) if len(language) == 2])
else:
languages = sorted(list(options))
if len(languages) >= 1:
for index, language in enumerate(languages):
print(f"{index}: {language}")
print(' -- You can enter ? or help to search for more languages --')
selected_language = input('Select one of the above keyboard languages (by number or full name): ')
if selected_language.lower() in ('?', 'help'):
filter_string = input('Search for layout containing (example: "sv-"): ')
new_options = search_keyboard_layout(filter_string)
return select_language(new_options, show_only_country_codes=False)
elif selected_language.isdigit() and (pos := int(selected_language)) <= len(languages)-1:
selected_language = languages[pos]
# I'm leaving "options" on purpose here.
# Since languages possibly contains a filtered version of
# all possible language layouts, and we might want to write
# for instance sv-latin1 (if we know that exists) without having to
# go through the search step.
elif selected_language in options:
selected_language = options[options.index(selected_language)]
else:
RequirementError("Selected language does not exist.")
return selected_language
raise RequirementError("Selecting languages require a least one language to be given as an option.")
def select_mirror_regions(mirrors, show_top_mirrors=True):
"""
Asks the user to select a mirror or region from the `mirrors` dictionary parameter.
Usually this is combined with :ref:`archinstall.list_mirrors`.
:param mirrors: A `dict` where keys are the mirror region name, value should be a dict containing mirror information.
:type mirrors: dict
:param show_top_mirrors: Will limit the list to the top 10 fastest mirrors based on rank-mirror *(Currently not implemented but will be)*.
:type show_top_mirrors: bool
:return: The dictionary information about a mirror/region.
:rtype: dict
"""
# TODO: Support multiple options and country codes, SE,UK for instance.
regions = sorted(list(mirrors.keys()))
selected_mirrors = {}
if len(regions) >= 1:
for index, region in enumerate(regions):
print(f"{index}: {region}")
print(' -- You can enter ? or help to search for more regions --')
print(' -- You can skip this step by leaving the option blank --')
print(' -- (You can use Shift + PageUp to scroll in the list --')
selected_mirror = input('Select one of the above regions to download packages from (by number or full name): ')
if len(selected_mirror.strip()) == 0:
return {}
elif selected_mirror.lower() in ('?', 'help'):
filter_string = input('Search for a region containing (example: "united"): ').strip().lower()
for region in mirrors:
if filter_string in region.lower():
selected_mirrors[region] = mirrors[region]
return selected_mirrors
elif selected_mirror.isdigit() and (pos := int(selected_mirror)) <= len(regions)-1:
region = regions[int(selected_mirror)]
selected_mirrors[region] = mirrors[region]
# I'm leaving "mirrors" on purpose here.
# Since region possibly contains a known region of
# all possible regions, and we might want to write
# for instance Sweden (if we know that exists) without having to
# go through the search step.
elif selected_mirror in mirrors:
selected_mirrors[selected_mirror] = mirrors[selected_mirror]
else:
RequirementError("Selected region does not exist.")
return selected_mirrors
raise RequirementError("Selecting mirror region require a least one region to be given as an option.")
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