def main():
"""initialize objects and run the filemanager"""
import locale
import os.path
import ranger
from ranger.ext import curses_interrupt_handler
from ranger.core.runner import Runner
from ranger.core.fm import FM
from ranger.core.environment import Environment
from ranger.gui.defaultui import DefaultUI as UI
from ranger.fsobject import File
from ranger.core.shared import (EnvironmentAware, FileManagerAware,
SettingsAware)
try:
locale.setlocale(locale.LC_ALL, '')
except:
print("Warning: Unable to set locale. Expect encoding problems.")
if not 'SHELL' in os.environ:
os.environ['SHELL'] = 'bash'
ranger.arg = arg = parse_arguments()
SettingsAware._setup(clean=arg.clean)
targets = arg.targets or ['.']
target = targets[0]
if arg.targets:
if target.startswith('file://'):
target = target[7:]
if not os.access(target, os.F_OK):
print("File or directory doesn't exist: %s" % target)
sys.exit(1)
elif os.path.isfile(target):
def print_function(string):
print(string)
runner = Runner(logfunc=print_function)
load_apps(runner, arg.clean)
runner(files=[File(target)], mode=arg.mode, flags=arg.flags)
sys.exit(1 if arg.fail_unless_cd else 0)
crash_traceback = None
try:
# Initialize objects
EnvironmentAware.env = Environment(target)
fm = FM()
fm.tabs = dict((n+1, os.path.abspath(path)) for n, path \
in enumerate(targets[:9]))
load_settings(fm, arg.clean)
if fm.env.username == 'root':
fm.settings.preview_files = False
FileManagerAware.fm = fm
fm.ui = UI()
if not arg.debug:
curses_interrupt_handler.install_interrupt_handler()
# Run the file manager
fm.initialize()
fm.ui.initialize()
fm.loop()
except Exception:
import traceback
crash_traceback = traceback.format_exc()
except SystemExit as error:
return error.args[0]
finally:
try:
fm.ui.destroy()
except (AttributeError, NameError):
pass
if crash_traceback:
print(crash_traceback)
print("Ranger crashed. " \
"Please report this (including the traceback) at:")
print("http://savannah.nongnu.org/bugs/?group=ranger&func=additem")
return 1
return 0
