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#!/usr/bin/python
# coding=utf-8
#
# Copyright (C) 2009, 2010 Roman Zimbelmann <romanz@lavabit.com>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
import os
import sys
def parse_arguments():
"""Parse the program arguments"""
from optparse import OptionParser, SUPPRESS_HELP
from ranger.ext.openstruct import OpenStruct
from ranger import __version__, USAGE, DEFAULT_CONFDIR
parser = OptionParser(usage=USAGE, version='ranger ' + __version__)
# Instead of using this directly, use the embedded
# shell script by running ranger with:
# source /path/to/ranger /path/to/ranger
parser.add_option('--cd-after-exit',
action='store_true',
help=SUPPRESS_HELP)
parser.add_option('-d', '--debug', action='store_true',
help="activate debug mode")
parser.add_option('-c', '--clean', action='store_true',
help="don't touch/require any config files. " \
"This will disable certain features. (tagging, bookmarks)")
parser.add_option('-r', '--confdir', dest='confdir', type='string',
default=DEFAULT_CONFDIR,
help="the configuration directory. (%default)")
parser.add_option('-m', '--mode', type='int', dest='mode', default=0,
help="if a filename is supplied, run it with this mode")
parser.add_option('-f', '--flags', type='string', dest='flags', default='',
help="if a filename is supplied, run it with these flags.")
options, positional = parser.parse_args()
arg = OpenStruct(options.__dict__, targets=positional)
arg.confdir = os.path.expanduser(arg.confdir)
if arg.cd_after_exit:
sys.stderr = sys.__stdout__
try:
os.makedirs(arg.confdir)
except OSError as err:
if err.errno != 17: # 17 means it already exists
print("This configuration directory could not be created:")
print(arg.confdir)
print("To run ranger without the need for configuration files")
print("use the --clean option (not implemented yet)")
raise SystemExit()
if not arg.clean:
# sys.path[0:0] = (arg.confdir, )
sys.path.append(arg.confdir)
return arg
def main():
"""initialize objects and run the filemanager"""
try:
import curses
except ImportError as errormessage:
print(errormessage)
print('ranger requires the python curses module. Aborting.')
sys.exit(1)
from signal import signal, SIGINT
from locale import setlocale, LC_ALL
import ranger
from ranger.ext import curses_interrupt_handler
from ranger.core.fm import FM
from ranger.container.environment import Environment
from ranger.shared.settings import SettingsAware
from ranger.gui.defaultui import DefaultUI as UI
from ranger.fsobject.file import File
try:
setlocale(LC_ALL, 'en_US.utf8')
except:
pass
curses_interrupt_handler.install_interrupt_handler()
arg = parse_arguments()
ranger.arg = arg
SettingsAware._setup()
# Initialize objects
if arg.targets:
target = arg.target[0]
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):
thefile = File(target)
FM().execute_file(thefile, mode=arg.mode, flags=arg.flags)
sys.exit(0)
else:
path = target
else:
path = '.'
Environment(path)
try:
my_ui = UI()
my_fm = FM(ui=my_ui)
my_fm.stderr_to_out = arg.cd_after_exit
# Run the file manager
my_fm.initialize()
my_ui.initialize()
my_fm.loop()
finally:
# Finish, clean up
if 'my_ui' in vars():
my_ui.destroy()
if arg.cd_after_exit:
try: sys.__stderr__.write(my_fm.env.pwd.path)
except: pass
if __name__ == '__main__':
top_dir = os.path.dirname(sys.path[0])
sys.path.insert(0, top_dir)
main()
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