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Load plugins from system confdir (/etc/ranger/plugins) #2950

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Load plugins from system confdir (/etc/ranger/plugins) #2950

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74 changes: 39 additions & 35 deletions ranger/core/main.py
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Original file line number Diff line number Diff line change
Expand Up @@ -438,49 +438,53 @@ def load_custom_commands(*paths):
load_custom_commands(system_comm_path, custom_comm_path)

# XXX Load plugins (experimental)
plugindir = fm.confpath('plugins')
try:
plugin_files = os.listdir(plugindir)
except OSError:
LOG.debug('Unable to access plugin directory: %s', plugindir)
else:
plugins = []
for path in plugin_files:
if not path.startswith('_'):
if path.endswith('.py'):
# remove trailing '.py'
plugins.append(path[:-3])
elif os.path.isdir(os.path.join(plugindir, path)):
plugins.append(path)
def try_load_plugins_from(plugindir):
try:
plugin_files = os.listdir(plugindir)
except OSError:
LOG.debug('Unable to access plugin directory: %s', plugindir)
else:
plugins = []
for path in plugin_files:
if not path.startswith('_'):
if path.endswith('.py'):
# remove trailing '.py'
plugins.append(path[:-3])
elif os.path.isdir(os.path.join(plugindir, path)):
plugins.append(path)

ranger.fm = fm
for plugin in sorted(plugins):
try:
try:
# importlib does not exist before python2.7. It's
# required for loading commands from plugins, so you
# can't use that feature in python2.6.
import importlib
except ImportError:
module = __import__('plugins', fromlist=[plugin])
else:
module = importlib.import_module('plugins.' + plugin)
fm.commands.load_commands_from_module(module)
LOG.debug("Loaded plugin '%s'", plugin)
except Exception as ex: # pylint: disable=broad-except
ex_msg = "Error while loading plugin '{0}'".format(plugin)
LOG.error(ex_msg)
LOG.exception(ex)
fm.notify(ex_msg, bad=True)
ranger.fm = None

if os.path.exists(fm.confpath('plugins')):
if not os.path.exists(fm.confpath('plugins', '__init__.py')):
LOG.debug("Creating missing '__init__.py' file in plugin folder")
LOG.debug("Creating missing '__init__.py' file in user plugin folder")
with open(
fm.confpath('plugins', '__init__.py'), 'w', encoding="utf-8"
):
# Create the file if it doesn't exist.
pass

ranger.fm = fm
for plugin in sorted(plugins):
try:
try:
# importlib does not exist before python2.7. It's
# required for loading commands from plugins, so you
# can't use that feature in python2.6.
import importlib
except ImportError:
module = __import__('plugins', fromlist=[plugin])
else:
module = importlib.import_module('plugins.' + plugin)
fm.commands.load_commands_from_module(module)
LOG.debug("Loaded plugin '%s'", plugin)
except Exception as ex: # pylint: disable=broad-except
ex_msg = "Error while loading plugin '{0}'".format(plugin)
LOG.error(ex_msg)
LOG.exception(ex)
fm.notify(ex_msg, bad=True)
ranger.fm = None
try_load_plugins_from(fm.confpath('plugins'))
try_load_plugins_from(os.path.join(system_confdir, 'plugins'))

allow_access_to_confdir(ranger.args.confdir, False)
# Load rc.conf
Expand Down