def parse_arguments():
"""Parse the program arguments"""
from optparse import OptionParser, SUPPRESS_HELP
from ranger import __version__
from ranger.ext.openstruct import OpenStruct
from os.path import expanduser
if 'XDG_CONFIG_HOME' in os.environ and os.environ['XDG_CONFIG_HOME']:
default_confdir = os.environ['XDG_CONFIG_HOME'] + '/ranger'
else:
default_confdir = '~/.config/ranger'
usage = '%prog [options] [path/filename]'
minor_version = __version__[2:] # assumes major version number is <10
if '.' in minor_version:
minor_version = minor_version[:minor_version.find('.')]
version_tag = ' (stable)' if int(minor_version) % 2 == 0 else ' (testing)'
if __version__.endswith('.0'):
version_string = 'ranger ' + __version__[:-2] + version_tag
else:
version_string = 'ranger ' + __version__ + version_tag
parser = OptionParser(usage=usage, version=version_string)
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. ")
parser.add_option('--fail-if-run', action='store_true', # COMPAT
help=SUPPRESS_HELP)
parser.add_option('--copy-config', type='string', metavar='which',
help="copy the default configs to the local config directory. "
"Possible values: all, apps, commands, keys, options, scope")
parser.add_option('--fail-unless-cd', action='store_true',
help="experimental: return the exit code 1 if ranger is" \
"used to run a file (with `ranger filename`)")
parser.add_option('-r', '--confdir', type='string',
metavar='dir', default=default_confdir,
help="the configuration directory. (%default)")
parser.add_option('-m', '--mode', type='int', default=0, metavar='n',
help="if a filename is supplied, run it with this mode")
parser.add_option('-f', '--flags', type='string', default='',
metavar='string',
help="if a filename is supplied, run it with these flags.")
parser.add_option('--choosefile', type='string', metavar='TARGET',
help="Makes ranger act like a file chooser. When opening "
"a file, it will quit and write the name of the selected "
"file to TARGET.")
parser.add_option('--choosedir', type='string', metavar='TARGET',
help="Makes ranger act like a directory chooser. When ranger quits"
", it will write the name of the last visited directory to TARGET")
options, positional = parser.parse_args()
arg = OpenStruct(options.__dict__, targets=positional)
arg.confdir = expanduser(arg.confdir)
if arg.fail_if_run:
arg.fail_unless_cd = arg.fail_if_run
del arg['fail_if_run']
return arg
def test_openstruct(self):
from ranger.ext.openstruct import OpenStruct
from random import randint, choice
from string import ascii_letters
os = OpenStruct(a='a')
self.assertEqual(os.a, 'a')
self.assertRaises(AttributeError, getattr, os, 'b')
dictionary = {'foo': 'bar', 'zoo': 'zar'}
os = OpenStruct(dictionary)
self.assertEqual(os.foo, 'bar')
self.assertEqual(os.zoo, 'zar')
self.assertRaises(AttributeError, getattr, os, 'sdklfj')
for i in range(100):
attr_name = ''.join(choice(ascii_letters) \
for x in range(randint(3,9)))
value = randint(100, 999)
if not attr_name in os:
self.assertRaises(AttributeError, getattr, os, attr_name)
setattr(os, attr_name, value)
value2 = randint(100, 999)
setattr(os, attr_name, value2)
self.assertEqual(value2, getattr(os, attr_name))
def parse_arguments():
"""Parse the program arguments"""
from optparse import OptionParser
from ranger import __version__
from ranger.ext.openstruct import OpenStruct
from os.path import expanduser
if 'XDG_CONFIG_HOME' in os.environ and os.environ['XDG_CONFIG_HOME']:
default_confdir = os.environ['XDG_CONFIG_HOME'] + '/ranger'
else:
default_confdir = CONFDIR
parser = OptionParser(usage=USAGE, version='ranger %s%s' \
% (__version__, " (stable)" if STABLE else ""))
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. ")
parser.add_option('--copy-config', type='string', metavar='which',
help="copy the default configs to the local config directory. "
"Possible values: all, rc, apps, commands, options, scope")
parser.add_option('--fail-unless-cd', action='store_true',
help="experimental: return the exit code 1 if ranger is" \
"used to run a file (with `ranger filename`)")
parser.add_option('-r', '--confdir', type='string',
metavar='dir', default=default_confdir,
help="the configuration directory. (%default)")
parser.add_option('-m', '--mode', type='int', default=0, metavar='n',
help="if a filename is supplied, run it with this mode")
parser.add_option('-f', '--flags', type='string', default='',
metavar='string',
help="if a filename is supplied, run it with these flags.")
parser.add_option('--choosefile', type='string', metavar='TARGET',
help="Makes ranger act like a file chooser. When opening "
"a file, it will quit and write the name of the selected "
"file to TARGET.")
parser.add_option('--choosefiles', type='string', metavar='TARGET',
help="Makes ranger act like a file chooser for multiple files "
"at once. When opening a file, it will quit and write the name "
"of all selected files to TARGET.")
parser.add_option('--choosedir', type='string', metavar='TARGET',
help="Makes ranger act like a directory chooser. When ranger quits"
", it will write the name of the last visited directory to TARGET")
parser.add_option('--list-unused-keys', action='store_true',
help="List common keys which are not bound to any action.")
parser.add_option('--selectfile', type='string', metavar='filepath',
help="Open ranger with supplied file selected.")
parser.add_option('--list-tagged-files', type='string', default=None,
metavar='tag',
help="List all files which are tagged with the given tag, default: *")
parser.add_option('--profile', action='store_true',
help="Print statistics of CPU usage on exit.")
options, positional = parser.parse_args()
arg = OpenStruct(options.__dict__, targets=positional)
arg.confdir = expanduser(arg.confdir)
return arg
def test_loader(self):
loader = Loader()
fm = OpenStruct(loader=loader)
SettingsAware.settings = Fake()
FileManagerAware.fm = fm
# initially, the loader has nothing to do
self.assertFalse(loader.has_work())
dir = Directory(TESTDIR)
self.assertEqual(None, dir.files)
self.assertFalse(loader.has_work())
# Calling load_content() will enqueue the loading operation.
# dir is not loaded yet, but the loader has work
dir.load_content(schedule=True)
self.assertEqual(None, dir.files)
self.assertTrue(loader.has_work())
iterations = 0
while loader.has_work():
iterations += 1
loader.work()
#print(iterations)
self.assertNotEqual(None, dir.files)
self.assertFalse(loader.has_work())
def main():
import ranger.container.directory
import ranger.core.shared
import ranger.container.settings
import ranger.core.fm
from ranger.ext.openstruct import OpenStruct
ranger.args = OpenStruct()
ranger.args.clean = True
ranger.args.debug = False
settings = ranger.container.settings.Settings()
ranger.core.shared.SettingsAware.settings_set(settings)
fm = ranger.core.fm.FM()
ranger.core.shared.FileManagerAware.fm_set(fm)
time1 = time.time()
fm.initialize()
try:
usr = ranger.container.directory.Directory('/usr')
usr.load_content(schedule=False)
for fileobj in usr.files:
if fileobj.is_directory:
fileobj.load_content(schedule=False)
finally:
fm.destroy()
time2 = time.time()
print("%dms" % ((time2 - time1) * 1000))
def get_paper_info(self, filename):
try:
return self.metadata_cache[filename]
except KeyError:
result = OpenStruct(filename=filename,
title=None,
year=None,
authors=None,
url=None)
valid = (filename, basename(filename))
for metafile in self._get_metafile_names(filename):
for entry in self._get_metafile_content(metafile):
if entry[0] in valid:
self._fill_ostruct_with_data(result, entry)
self.metadata_cache[filename] = result
return result
# Cache the value
self.metadata_cache[filename] = result
return result
def _set_paper_info_raw(self, filename, update_dict, metafile):
valid = (filename, basename(filename))
paperinfo = OpenStruct(filename=filename,
title=None,
year=None,
authors=None,
url=None)
try:
with open(metafile, "r") as infile:
reader = csv.reader(infile, skipinitialspace=True)
rows = list(reader)
except IOError:
rows = []
with open(metafile, "w") as outfile:
writer = csv.writer(outfile)
found = False
# Iterate through all rows and write them back to the file.
for row in rows:
if not found and row[0] in valid:
# When finding the row that corresponds to the given filename,
# update the items with the information from update_dict.
self._fill_row_with_ostruct(row, update_dict)
self._fill_ostruct_with_data(paperinfo, row)
self.metadata_cache[filename] = paperinfo
found = True
writer.writerow(row)
# If the row was never found, create a new one.
if not found:
row = [basename(filename), None, None, None, None]
self._fill_row_with_ostruct(row, update_dict)
self._fill_ostruct_with_data(paperinfo, row)
self.metadata_cache[filename] = paperinfo
writer.writerow(row)
def main(
# pylint: disable=too-many-locals,too-many-return-statements
# pylint: disable=too-many-branches,too-many-statements
):
"""initialize objects and run the filemanager"""
import ranger.api
from ranger.container.settings import Settings
from ranger.core.shared import FileManagerAware, SettingsAware
from ranger.core.fm import FM
from ranger.ext.logutils import setup_logging
from ranger.ext.openstruct import OpenStruct
ranger.args = args = parse_arguments()
ranger.arg = OpenStruct(args.__dict__) # COMPAT
setup_logging(debug=args.debug, logfile=args.logfile)
for line in VERSION_MSG:
LOG.info(line)
LOG.info('Process ID: %s', os.getpid())
try:
locale.setlocale(locale.LC_ALL, '')
except locale.Error:
print("Warning: Unable to set locale. Expect encoding problems.")
# so that programs can know that ranger spawned them:
level = 'RANGER_LEVEL'
if level in os.environ and os.environ[level].isdigit():
os.environ[level] = str(int(os.environ[level]) + 1)
else:
os.environ[level] = '1'
if 'SHELL' not in os.environ:
os.environ['SHELL'] = 'sh'
LOG.debug("cache dir: '%s'", args.cachedir)
LOG.debug("config dir: '%s'", args.confdir)
LOG.debug("data dir: '%s'", args.datadir)
if args.copy_config is not None:
fm = FM()
fm.copy_config_files(args.copy_config)
return 0
if args.list_tagged_files:
if args.clean:
print("Can't access tag data in clean mode", file=sys.stderr)
return 1
fm = FM()
try:
if sys.version_info[0] >= 3:
fobj = open(fm.datapath('tagged'), 'r', errors='replace')
else:
fobj = open(fm.datapath('tagged'), 'r')
except OSError as ex:
print('Unable to open `tagged` data file: {0}'.format(ex),
file=sys.stderr)
return 1
for line in fobj.readlines():
if len(line) > 2 and line[1] == ':':
if line[0] in args.list_tagged_files:
sys.stdout.write(line[2:])
elif line and '*' in args.list_tagged_files:
sys.stdout.write(line)
return 0
SettingsAware.settings_set(Settings())
# TODO: deprecate --selectfile
if args.selectfile:
args.selectfile = os.path.abspath(args.selectfile)
args.paths.insert(0, os.path.dirname(args.selectfile))
paths = get_paths(args)
paths_inaccessible = []
for path in paths:
try:
path_abs = os.path.abspath(path)
except OSError:
paths_inaccessible += [path]
continue
if not os.access(path_abs, os.F_OK):
paths_inaccessible += [path]
if paths_inaccessible:
print('Inaccessible paths: {0}'.format(', '.join(paths_inaccessible)),
file=sys.stderr)
return 1
profile = None
exit_msg = ''
exit_code = 0
try: # pylint: disable=too-many-nested-blocks
# Initialize objects
fm = FM(paths=paths)
FileManagerAware.fm_set(fm)
load_settings(fm, args.clean)
if args.show_only_dirs:
from ranger.container.directory import InodeFilterConstants
fm.settings.global_inode_type_filter = InodeFilterConstants.DIRS
if args.list_unused_keys:
from ranger.ext.keybinding_parser import (special_keys,
reversed_special_keys)
maps = fm.ui.keymaps['browser']
for key in sorted(special_keys.values(), key=str):
if key not in maps:
print("<%s>" % reversed_special_keys[key])
for key in range(33, 127):
if key not in maps:
print(chr(key))
return 0
if not sys.stdin.isatty():
sys.stderr.write("Error: Must run ranger from terminal\n")
raise SystemExit(1)
if fm.username == 'root':
fm.settings.preview_files = False
fm.settings.use_preview_script = False
LOG.info("Running as root, disabling the file previews.")
if not args.debug:
from ranger.ext import curses_interrupt_handler
curses_interrupt_handler.install_interrupt_handler()
if not args.clean:
# Create data directory
if not os.path.exists(args.datadir):
os.makedirs(args.datadir)
# Restore saved tabs
tabs_datapath = fm.datapath('tabs')
if fm.settings.save_tabs_on_exit and os.path.exists(
tabs_datapath) and not args.paths:
try:
with open(tabs_datapath, 'r') as fobj:
tabs_saved = fobj.read().partition('\0\0')
fm.start_paths += tabs_saved[0].split('\0')
if tabs_saved[-1]:
with open(tabs_datapath, 'w') as fobj:
fobj.write(tabs_saved[-1])
else:
os.remove(tabs_datapath)
except OSError as ex:
LOG.error('Unable to restore saved tabs')
LOG.exception(ex)
# Run the file manager
fm.initialize()
ranger.api.hook_init(fm)
fm.ui.initialize()
if args.selectfile:
fm.select_file(args.selectfile)
if args.cmd:
fm.enter_dir(fm.thistab.path)
for command in args.cmd:
fm.execute_console(command)
if int(os.environ[level]) > 1:
warning = 'Warning:'
nested_warning = "You're in a nested ranger instance!"
warn_when_nested = fm.settings.nested_ranger_warning.lower()
if warn_when_nested == 'true':
fm.notify(' '.join((warning, nested_warning)), bad=False)
elif warn_when_nested == 'error':
fm.notify(' '.join((warning.upper(), nested_warning + '!!')),
bad=True)
if ranger.args.profile:
import cProfile
import pstats
ranger.__fm = fm # pylint: disable=protected-access
profile_file = tempfile.gettempdir() + '/ranger_profile'
cProfile.run('ranger.__fm.loop()', profile_file)
profile = pstats.Stats(profile_file, stream=sys.stderr)
else:
fm.loop()
except Exception: # pylint: disable=broad-except
import traceback
ex_traceback = traceback.format_exc()
exit_msg += '\n'.join(VERSION_MSG) + '\n'
try:
exit_msg += "Current file: {0}\n".format(repr(fm.thisfile.path))
except Exception: # pylint: disable=broad-except
pass
exit_msg += '''
{0}
ranger crashed. Please report this traceback at:
https://github.com/ranger/ranger/issues
'''.format(ex_traceback)
exit_code = 1
except SystemExit as ex:
if ex.code is not None:
if not isinstance(ex.code, int):
exit_msg = ex.code
exit_code = 1
else:
exit_code = ex.code
finally:
if exit_msg:
LOG.critical(exit_msg)
try:
fm.ui.destroy()
except (AttributeError, NameError):
pass
# If profiler is enabled print the stats
if ranger.args.profile and profile:
profile.strip_dirs().sort_stats('cumulative').print_callees()
# print the exit message if any
if exit_msg:
sys.stderr.write(exit_msg)
return exit_code # pylint: disable=lost-exception
def parse_arguments():
"""Parse the program arguments"""
from optparse import OptionParser, SUPPRESS_HELP
from os.path import expanduser
from ranger import CONFDIR, USAGE, VERSION
from ranger.ext.openstruct import OpenStruct
if 'XDG_CONFIG_HOME' in os.environ and os.environ['XDG_CONFIG_HOME']:
default_confdir = os.environ['XDG_CONFIG_HOME'] + '/ranger'
else:
default_confdir = CONFDIR
parser = OptionParser(usage=USAGE, version=VERSION)
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. ")
parser.add_option('-r', '--confdir', type='string',
metavar='dir', default=default_confdir,
help="change the configuration directory. (%default)")
parser.add_option('--copy-config', type='string', metavar='which',
help="copy the default configs to the local config directory. "
"Possible values: all, rc, rifle, commands, scope")
parser.add_option('--fail-unless-cd', action='store_true',
help=SUPPRESS_HELP) # COMPAT
parser.add_option('-m', '--mode', type='int', default=0, metavar='n',
help=SUPPRESS_HELP) # COMPAT
parser.add_option('-f', '--flags', type='string', default='',
metavar='string', help=SUPPRESS_HELP) # COMPAT
parser.add_option('--choosefile', type='string', metavar='TARGET',
help="Makes ranger act like a file chooser. When opening "
"a file, it will quit and write the name of the selected "
"file to TARGET.")
parser.add_option('--choosefiles', type='string', metavar='TARGET',
help="Makes ranger act like a file chooser for multiple files "
"at once. When opening a file, it will quit and write the name "
"of all selected files to TARGET.")
parser.add_option('--choosedir', type='string', metavar='TARGET',
help="Makes ranger act like a directory chooser. When ranger quits"
", it will write the name of the last visited directory to TARGET")
parser.add_option('--selectfile', type='string', metavar='filepath',
help="Open ranger with supplied file selected.")
parser.add_option('--list-unused-keys', action='store_true',
help="List common keys which are not bound to any action.")
parser.add_option('--list-tagged-files', type='string', default=None,
metavar='tag',
help="List all files which are tagged with the given tag, default: *")
parser.add_option('--profile', action='store_true',
help="Print statistics of CPU usage on exit.")
parser.add_option('--cmd', action='append', type='string', metavar='COMMAND',
help="Execute COMMAND after the configuration has been read. "
"Use this option multiple times to run multiple commands.")
options, positional = parser.parse_args()
arg = OpenStruct(options.__dict__, targets=positional)
arg.confdir = expanduser(arg.confdir)
if arg.fail_unless_cd: # COMPAT
sys.stderr.write("Warning: The option --fail-unless-cd is deprecated.\n"
"It was used to faciliate using ranger as a file launcher.\n"
"Now, please use the standalone file launcher 'rifle' instead.\n")
return arg
def parse_arguments():
"""Parse the program arguments"""
from optparse import OptionParser, SUPPRESS_HELP
from os.path import expanduser
from ranger import CONFDIR, CACHEDIR, USAGE, VERSION
from ranger.ext.openstruct import OpenStruct
if 'XDG_CONFIG_HOME' in os.environ and os.environ['XDG_CONFIG_HOME']:
default_confdir = os.environ['XDG_CONFIG_HOME'] + '/ranger'
else:
default_confdir = CONFDIR
if 'XDG_CACHE_HOME' in os.environ and os.environ['XDG_CACHE_HOME']:
default_cachedir = os.environ['XDG_CACHE_HOME'] + '/ranger'
else:
default_cachedir = CACHEDIR
parser = OptionParser(usage=USAGE, version=VERSION)
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. ")
parser.add_option('-r',
'--confdir',
type='string',
metavar='dir',
default=default_confdir,
help="change the configuration directory. (%default)")
parser.add_option(
'--copy-config',
type='string',
metavar='which',
help="copy the default configs to the local config directory. "
"Possible values: all, rc, rifle, commands, commands_full, scope")
parser.add_option('--fail-unless-cd',
action='store_true',
help=SUPPRESS_HELP) # COMPAT
parser.add_option('-m',
'--mode',
type='int',
default=0,
metavar='n',
help=SUPPRESS_HELP) # COMPAT
parser.add_option('-f',
'--flags',
type='string',
default='',
metavar='string',
help=SUPPRESS_HELP) # COMPAT
parser.add_option(
'--choosefile',
type='string',
metavar='TARGET',
help="Makes ranger act like a file chooser. When opening "
"a file, it will quit and write the name of the selected "
"file to TARGET.")
parser.add_option(
'--choosefiles',
type='string',
metavar='TARGET',
help="Makes ranger act like a file chooser for multiple files "
"at once. When opening a file, it will quit and write the name "
"of all selected files to TARGET.")
parser.add_option(
'--choosedir',
type='string',
metavar='TARGET',
help="Makes ranger act like a directory chooser. When ranger quits"
", it will write the name of the last visited directory to TARGET")
parser.add_option('--selectfile',
type='string',
metavar='filepath',
help="Open ranger with supplied file selected.")
parser.add_option(
'--list-unused-keys',
action='store_true',
help="List common keys which are not bound to any action.")
parser.add_option(
'--list-tagged-files',
type='string',
default=None,
metavar='tag',
help="List all files which are tagged with the given tag, default: *")
parser.add_option('--profile',
action='store_true',
help="Print statistics of CPU usage on exit.")
parser.add_option(
'--cmd',
action='append',
type='string',
metavar='COMMAND',
help="Execute COMMAND after the configuration has been read. "
"Use this option multiple times to run multiple commands.")
options, positional = parser.parse_args()
arg = OpenStruct(options.__dict__, targets=positional)
arg.confdir = expanduser(arg.confdir)
arg.cachedir = expanduser(default_cachedir)
if arg.fail_unless_cd: # COMPAT
sys.stderr.write(
"Warning: The option --fail-unless-cd is deprecated.\n"
"It was used to faciliate using ranger as a file launcher.\n"
"Now, please use the standalone file launcher 'rifle' instead.\n")
return arg
def main(
# pylint: disable=too-many-locals,too-many-return-statements
# pylint: disable=too-many-branches,too-many-statements
):
"""initialize objects and run the filemanager"""
import locale
import ranger.api
from ranger.container.settings import Settings
from ranger.core.shared import FileManagerAware, SettingsAware
from ranger.core.fm import FM
from ranger.ext.logutils import setup_logging
from ranger.ext.openstruct import OpenStruct
ranger.args = args = parse_arguments()
ranger.arg = OpenStruct(args.__dict__) # COMPAT
setup_logging(debug=args.debug, logfile=args.logfile)
LOG.info("Ranger version %s", __version__)
LOG.info('Running on Python ' + sys.version.replace('\n', ''))
LOG.info("Process ID is %s", os.getpid())
try:
locale.setlocale(locale.LC_ALL, '')
except locale.Error:
print("Warning: Unable to set locale. Expect encoding problems.")
# so that programs can know that ranger spawned them:
level = 'RANGER_LEVEL'
if level in os.environ and os.environ[level].isdigit():
os.environ[level] = str(int(os.environ[level]) + 1)
else:
os.environ[level] = '1'
if 'SHELL' not in os.environ:
os.environ['SHELL'] = 'sh'
LOG.debug("config dir: '%s'", args.confdir)
LOG.debug("cache dir: '%s'", args.cachedir)
if args.copy_config is not None:
fm = FM()
fm.copy_config_files(args.copy_config)
return 0
if args.list_tagged_files:
fm = FM()
try:
if sys.version_info[0] >= 3:
fobj = open(fm.confpath('tagged'), 'r', errors='replace')
else:
fobj = open(fm.confpath('tagged'), 'r')
except OSError:
pass
else:
for line in fobj.readlines():
if len(line) > 2 and line[1] == ':':
if line[0] in args.list_tagged_files:
sys.stdout.write(line[2:])
elif line and '*' in args.list_tagged_files:
sys.stdout.write(line)
return 0
SettingsAware.settings_set(Settings())
if args.selectfile:
args.selectfile = os.path.abspath(args.selectfile)
args.paths.insert(0, os.path.dirname(args.selectfile))
paths = args.paths or ['.']
paths_inaccessible = []
for path in paths:
try:
path_abs = os.path.abspath(path)
except OSError:
paths_inaccessible += [path]
continue
if not os.access(path_abs, os.F_OK):
paths_inaccessible += [path]
if paths_inaccessible:
print("Inaccessible paths: %s" % paths)
return 1
profile = None
exit_msg = ''
exit_code = 0
try:
# Initialize objects
fm = FM(paths=paths)
FileManagerAware.fm_set(fm)
load_settings(fm, args.clean)
if args.list_unused_keys:
from ranger.ext.keybinding_parser import (special_keys,
reversed_special_keys)
maps = fm.ui.keymaps['browser']
for key in sorted(special_keys.values(), key=str):
if key not in maps:
print("<%s>" % reversed_special_keys[key])
for key in range(33, 127):
if key not in maps:
print(chr(key))
return 0
if not sys.stdin.isatty():
sys.stderr.write("Error: Must run ranger from terminal\n")
raise SystemExit(1)
if fm.username == 'root':
fm.settings.preview_files = False
fm.settings.use_preview_script = False
LOG.info("Running as root, disabling the file previews.")
if not args.debug:
from ranger.ext import curses_interrupt_handler
curses_interrupt_handler.install_interrupt_handler()
# Create cache directory
if fm.settings.preview_images and fm.settings.use_preview_script:
if not os.path.exists(args.cachedir):
os.makedirs(args.cachedir)
# Run the file manager
fm.initialize()
ranger.api.hook_init(fm)
fm.ui.initialize()
if args.selectfile:
fm.select_file(args.selectfile)
if args.cmd:
for command in args.cmd:
fm.execute_console(command)
if ranger.args.profile:
import cProfile
import pstats
ranger.__fm = fm # pylint: disable=protected-access
profile_file = tempfile.gettempdir() + '/ranger_profile'
cProfile.run('ranger.__fm.loop()', profile_file)
profile = pstats.Stats(profile_file, stream=sys.stderr)
else:
fm.loop()
except Exception: # pylint: disable=broad-except
import traceback
exit_msg += '''\
ranger version: {0}
Python version: {1}
Locale: {2}
'''.format(ranger.__version__,
sys.version.split()[0],
'.'.join(str(s) for s in locale.getlocale()))
try:
exit_msg += "Current file: '{0}'\n".format(fm.thisfile.path)
except AttributeError:
pass
exit_msg += '''
{0}
ranger crashed. Please report this traceback at:
https://github.com/hut/ranger/issues
'''.format(traceback.format_exc())
exit_code = 1
except SystemExit as ex:
if ex.code is not None:
if not isinstance(ex.code, int):
exit_msg = ex.code
exit_code = 1
else:
exit_code = ex.code
finally:
if exit_msg:
LOG.critical(exit_msg)
try:
fm.ui.destroy()
except (AttributeError, NameError):
pass
# If profiler is enabled print the stats
if ranger.args.profile and profile:
profile.strip_dirs().sort_stats('cumulative').print_callees()
# print the exit message if any
if exit_msg:
sys.stderr.write(exit_msg)
return exit_code # pylint: disable=lost-exception
def parse_arguments():
"""Parse the program arguments"""
from optparse import OptionParser, SUPPRESS_HELP
from ranger import __version__
from ranger.ext.openstruct import OpenStruct
from os.path import expanduser
if 'XDG_CONFIG_HOME' in os.environ and os.environ['XDG_CONFIG_HOME']:
default_confdir = os.environ['XDG_CONFIG_HOME'] + '/ranger'
else:
default_confdir = '~/.config/ranger'
usage = '%prog [options] [path/filename]'
minor_version = __version__[2:] # assumes major version number is <10
if '.' in minor_version:
minor_version = minor_version[:minor_version.find('.')]
version_tag = ' (stable)' if int(minor_version) % 2 == 0 else ' (testing)'
if __version__.endswith('.0'):
version_string = 'ranger ' + __version__[:-2] + version_tag
else:
version_string = 'ranger ' + __version__ + version_tag
parser = OptionParser(usage=usage, version=version_string)
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. ")
parser.add_option(
'--fail-if-run',
action='store_true', # COMPAT
help=SUPPRESS_HELP)
parser.add_option(
'--copy-config',
type='string',
metavar='which',
help="copy the default configs to the local config directory. "
"Possible values: all, apps, commands, keys, options, scope")
parser.add_option('--fail-unless-cd', action='store_true',
help="experimental: return the exit code 1 if ranger is" \
"used to run a file (with `ranger filename`)")
parser.add_option('-r',
'--confdir',
type='string',
metavar='dir',
default=default_confdir,
help="the configuration directory. (%default)")
parser.add_option('-m',
'--mode',
type='int',
default=0,
metavar='n',
help="if a filename is supplied, run it with this mode")
parser.add_option(
'-f',
'--flags',
type='string',
default='',
metavar='string',
help="if a filename is supplied, run it with these flags.")
parser.add_option(
'--choosefile',
type='string',
metavar='TARGET',
help="Makes ranger act like a file chooser. When opening "
"a file, it will quit and write the name of the selected "
"file to TARGET.")
parser.add_option(
'--choosedir',
type='string',
metavar='TARGET',
help="Makes ranger act like a directory chooser. When ranger quits"
", it will write the name of the last visited directory to TARGET")
options, positional = parser.parse_args()
arg = OpenStruct(options.__dict__, targets=positional)
arg.confdir = expanduser(arg.confdir)
if arg.fail_if_run:
arg.fail_unless_cd = arg.fail_if_run
del arg['fail_if_run']
return arg
def settings(self):
from ranger.ext.openstruct import OpenStruct
return OpenStruct()
def __init__(self):
self.loader = Loader()
fm = OpenStruct(loader=self.loader)
SettingsAware.settings = Fake()
FileManagerAware.fm = fm
self.dir = Directory(TESTDIR)
