def launch_game(app_name: str,
lgd_core: LegendaryCore,
offline: bool = False,
skip_version_check: bool = False,
username_override=None,
wine_bin: str = None,
wine_prfix: str = None,
language: str = None,
wrapper=None,
no_wine: bool = os.name == "nt",
extra: [] = None):
game = lgd_core.get_installed_game(app_name)
if not game:
print("Game not found")
return None
if game.is_dlc:
print("Game is dlc")
return None
if not os.path.exists(game.install_path):
print("Game doesn't exist")
return None
if not offline:
print("logging in")
if not lgd_core.login():
return None
if not skip_version_check and not core.is_noupdate_game(app_name):
# check updates
try:
latest = lgd_core.get_asset(app_name, update=True)
except ValueError:
print("Metadata doesn't exist")
return None
if latest.build_version != game.version:
print("Please update game")
return None
params, cwd, env = lgd_core.get_launch_parameters(app_name=app_name,
offline=offline,
extra_args=extra,
user=username_override,
wine_bin=wine_bin,
wine_pfx=wine_prfix,
language=language,
wrapper=wrapper,
disable_wine=no_wine)
process = QProcess()
process.setWorkingDirectory(cwd)
environment = QProcessEnvironment()
for e in env:
environment.insert(e, env[e])
process.setProcessEnvironment(environment)
process.start(params[0], params[1:])
return process
class LegendaryCLI:
def __init__(self):
self.core = LegendaryCore()
self.logger = logging.getLogger('cli')
self.logging_queue = None
def setup_threaded_logging(self):
self.logging_queue = MPQueue(-1)
shandler = logging.StreamHandler()
sformatter = logging.Formatter(
'[%(asctime)s] [%(name)s] %(levelname)s: %(message)s')
shandler.setFormatter(sformatter)
ql = QueueListener(self.logging_queue, shandler)
ql.start()
return ql
def auth(self, args):
try:
logger.info('Testing existing login data if present...')
if self.core.login():
logger.info(
'Stored credentials are still valid, if you wish to switch to a different'
'account, delete ~/.config/legendary/user.json and try again.'
)
exit(0)
except ValueError:
pass
except InvalidCredentialsError:
logger.error(
'Stored credentials were found but were no longer valid. Continuing with login...'
)
self.core.lgd.invalidate_userdata()
if os.name == 'nt' and args.import_egs_auth:
logger.info('Importing login session from the Epic Launcher...')
try:
if self.core.auth_import():
logger.info(
'Successfully imported login session from EGS!')
logger.info(
f'Now logged in as user "{self.core.lgd.userdata["displayName"]}"'
)
exit(0)
else:
logger.warning(
'Login session from EGS seems to no longer be valid.')
exit(1)
except ValueError:
logger.error(
'No EGS login session found, please login normally.')
exit(1)
# unfortunately the captcha stuff makes a complete CLI login flow kinda impossible right now...
print('Please login via the epic web login!')
webbrowser.open(
'https://www.epicgames.com/id/login?redirectUrl=https%3A%2F%2Fwww.epicgames.com%2Fid%2Fapi%2Fexchange'
)
print('If web page did not open automatically, please navigate '
'to https://www.epicgames.com/id/login in your web browser')
print(
'- In case you opened the link manually; please open https://www.epicgames.com/id/api/exchange '
'in your web browser after you have finished logging in.')
exchange_code = input('Please enter code from JSON response: ')
exchange_token = exchange_code.strip().strip('"')
if self.core.auth_code(exchange_token):
logger.info(
f'Successfully logged in as "{self.core.lgd.userdata["displayName"]}"'
)
else:
logger.error('Login attempt failed, please see log for details.')
def list_games(self, args):
logger.info('Logging in...')
if not self.core.login():
logger.error('Login failed, cannot continue!')
exit(1)
logger.info('Getting game list... (this may take a while)')
games, dlc_list = self.core.get_game_and_dlc_list(
platform_override=args.platform_override,
skip_ue=not args.include_ue)
print('\nAvailable games:')
for game in sorted(games, key=lambda x: x.app_title):
print(
f' * {game.app_title} (App name: {game.app_name}, version: {game.app_version})'
)
for dlc in sorted(dlc_list[game.asset_info.catalog_item_id],
key=lambda d: d.app_title):
print(
f' + {dlc.app_title} (App name: {dlc.app_name}, version: {dlc.app_version})'
)
print(f'\nTotal: {len(games)}')
def list_installed(self, args):
games = self.core.get_installed_list()
if args.check_updates:
logger.info('Logging in to check for updates...')
if not self.core.login():
logger.error('Login failed! Not checking for updates.')
else:
self.core.get_assets(True)
print('\nInstalled games:')
for game in sorted(games, key=lambda x: x.title):
print(
f' * {game.title} (App name: {game.app_name}, version: {game.version})'
)
game_asset = self.core.get_asset(game.app_name)
if game_asset.build_version != game.version:
print(
f' -> Update available! Installed: {game.version}, Latest: {game_asset.build_version}'
)
print(f'\nTotal: {len(games)}')
def launch_game(self, args, extra):
app_name = args.app_name
if not self.core.is_installed(app_name):
logger.error(f'Game {app_name} is not currently installed!')
exit(1)
if self.core.is_dlc(app_name):
logger.error(
f'{app_name} is DLC; please launch the base game instead!')
exit(1)
# override with config value
args.offline = self.core.is_offline_game(app_name)
if not args.offline:
logger.info('Logging in...')
if not self.core.login():
logger.error('Login failed, cannot continue!')
exit(1)
if not args.skip_version_check and not self.core.is_noupdate_game(
app_name):
logger.info('Checking for updates...')
installed = self.core.lgd.get_installed_game(app_name)
latest = self.core.get_asset(app_name, update=True)
if latest.build_version != installed.version:
logger.error(
'Game is out of date, please update or launch with update check skipping!'
)
exit(1)
params, cwd, env = self.core.get_launch_parameters(
app_name=app_name,
offline=args.offline,
extra_args=extra,
user=args.user_name_override)
logger.info(f'Launching {app_name}...')
if args.dry_run:
logger.info(f'Launch parameters: {shlex.join(params)}')
logger.info(f'Working directory: {cwd}')
if env:
logger.info('Environment overrides:', env)
else:
logger.debug(f'Launch parameters: {shlex.join(params)}')
logger.debug(f'Working directory: {cwd}')
if env:
logger.debug('Environment overrides:', env)
subprocess.Popen(params, cwd=cwd, env=env)
def install_game(self, args):
if not self.core.login():
logger.error(
'Login failed! Cannot continue with download process.')
exit(1)
if args.update_only:
if not self.core.is_installed(args.app_name):
logger.error(
f'Update requested for "{args.app_name}", but app not installed!'
)
exit(1)
if args.platform_override:
args.no_install = True
game = self.core.get_game(args.app_name, update_meta=True)
if not game:
logger.error(
f'Could not find "{args.app_name}" in list of available games,'
f'did you type the name correctly?')
exit(1)
if game.is_dlc:
logger.info('Install candidate is DLC')
app_name = game.metadata['mainGameItem']['releaseInfo'][0]['appId']
base_game = self.core.get_game(app_name)
# check if base_game is actually installed
if not self.core.is_installed(app_name):
# download mode doesn't care about whether or not something's installed
if not args.no_install:
logger.fatal(f'Base game "{app_name}" is not installed!')
exit(1)
else:
base_game = None
# todo use status queue to print progress from CLI
dlm, analysis, igame = self.core.prepare_download(
game=game,
base_game=base_game,
base_path=args.base_path,
force=args.force,
max_shm=args.shared_memory,
max_workers=args.max_workers,
game_folder=args.game_folder,
disable_patching=args.disable_patching,
override_manifest=args.override_manifest,
override_old_manifest=args.override_old_manifest,
override_base_url=args.override_base_url,
platform_override=args.platform_override)
# game is either up to date or hasn't changed, so we have nothing to do
if not analysis.dl_size:
logger.info(
'Download size is 0, the game is either already up to date or has not changed. Exiting...'
)
exit(0)
logger.info(
f'Install size: {analysis.install_size / 1024 / 1024:.02f} MiB')
compression = (
1 - (analysis.dl_size / analysis.uncompressed_dl_size)) * 100
logger.info(
f'Download size: {analysis.dl_size / 1024 / 1024:.02f} MiB '
f'(Compression savings: {compression:.01f}%)')
logger.info(
f'Reusable size: {analysis.reuse_size / 1024 / 1024:.02f} MiB (chunks) / '
f'{analysis.unchanged / 1024 / 1024:.02f} MiB (unchanged)')
res = self.core.check_installation_conditions(analysis=analysis,
install=igame)
if res.failures:
logger.fatal(
'Download cannot proceed, the following errors occured:')
for msg in sorted(res.failures):
logger.fatal(msg)
exit(1)
if res.warnings:
logger.warning(
'Installation requirements check returned the following warnings:'
)
for warn in sorted(res.warnings):
logger.warning(warn)
if not args.yes:
choice = input(f'Do you wish to install "{igame.title}"? [Y/n]: ')
if choice and choice.lower()[0] != 'y':
print('Aborting...')
exit(0)
start_t = time.time()
try:
# set up logging stuff (should be moved somewhere else later)
dlm.logging_queue = self.logging_queue
dlm.proc_debug = args.dlm_debug
dlm.start()
dlm.join()
except Exception as e:
end_t = time.time()
logger.info(
f'Installation failed after {end_t - start_t:.02f} seconds.')
logger.warning(
f'The following exception occured while waiting for the donlowader to finish: {e!r}. '
f'Try restarting the process, the resume file will be used to start where it failed. '
f'If it continues to fail please open an issue on GitHub.')
else:
end_t = time.time()
if not args.no_install:
dlcs = self.core.get_dlc_for_game(game.app_name)
if dlcs:
print('The following DLCs are available for this game:')
for dlc in dlcs:
print(
f' - {dlc.app_title} (App name: {dlc.app_name}, version: {dlc.app_version})'
)
# todo recursively call install with modified args to install DLC automatically (after confirm)
print(
'Installing DLCs works the same as the main game, just use the DLC app name instead.'
)
print(
'(Automatic installation of DLC is currently not supported.)'
)
postinstall = self.core.install_game(igame)
if postinstall:
self._handle_postinstall(postinstall, igame, yes=args.yes)
logger.info(
f'Finished installation process in {end_t - start_t:.02f} seconds.'
)
def _handle_postinstall(self, postinstall, igame, yes=False):
print('This game lists the following prequisites to be installed:')
print(
f'- {postinstall["name"]}: {" ".join((postinstall["path"], postinstall["args"]))}'
)
if os.name == 'nt':
if yes:
c = 'n' # we don't want to launch anything, just silent install.
else:
choice = input(
'Do you wish to install the prerequisites? ([y]es, [n]o, [i]gnore): '
)
c = choice.lower()[0]
if c == 'i': # just set it to installed
print('Marking prerequisites as installed...')
self.core.prereq_installed(igame.app_name)
elif c == 'y': # set to installed and launch installation
print('Launching prerequisite executable..')
self.core.prereq_installed(igame.app_name)
req_path, req_exec = os.path.split(postinstall['path'])
work_dir = os.path.join(igame.install_path, req_path)
fullpath = os.path.join(work_dir, req_exec)
subprocess.Popen([fullpath, postinstall['args']], cwd=work_dir)
else:
logger.info('Automatic installation not available on Linux.')
def uninstall_game(self, args):
igame = self.core.get_installed_game(args.app_name)
if not igame:
logger.error(
f'Game {args.app_name} not installed, cannot uninstall!')
exit(0)
if igame.is_dlc:
logger.error('Uninstalling DLC is not supported.')
exit(1)
if not args.yes:
choice = input(
f'Do you wish to uninstall "{igame.title}"? [y/N]: ')
if not choice or choice.lower()[0] != 'y':
print('Aborting...')
exit(0)
try:
logger.info(
f'Removing "{igame.title}" from "{igame.install_path}"...')
self.core.uninstall_game(igame)
# DLCs are already removed once we delete the main game, so this just removes them from the list
dlcs = self.core.get_dlc_for_game(igame.app_name)
for dlc in dlcs:
idlc = self.core.get_installed_game(dlc.app_name)
if self.core.is_installed(dlc.app_name):
logger.info(f'Uninstalling DLC "{dlc.app_name}"...')
self.core.uninstall_game(idlc, delete_files=False)
logger.info('Game has been uninstalled.')
except Exception as e:
logger.warning(
f'Removing game failed: {e!r}, please remove {igame.install_path} manually.'
)