terminator/terminatorlib/config.py

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#!/usr/bin/python
# TerminatorConfig - layered config classes
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# Copyright (C) 2006-2010 cmsj@tenshu.net
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#
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# 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, version 2 only.
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#
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# 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.
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#
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# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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"""Terminator by Chris Jones <cmsj@tenshu.net>
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Classes relating to configuration
>>> DEFAULTS['global_config']['focus']
'click'
>>> config = Config()
>>> config['focus'] = 'sloppy'
>>> config['focus']
'sloppy'
>>> DEFAULTS['global_config']['focus']
'click'
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>>> config2 = Config()
>>> config2['focus']
'sloppy'
>>> config2['focus'] = 'click'
>>> config2['focus']
'click'
>>> config['focus']
'click'
>>> config['geometry_hinting'].__class__.__name__
'bool'
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>>> plugintest = {}
>>> plugintest['foo'] = 'bar'
>>> config.plugin_set_config('testplugin', plugintest)
>>> config.plugin_get_config('testplugin')
{'foo': 'bar'}
>>> config.plugin_get('testplugin', 'foo')
'bar'
>>>
"""
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import platform
import os
import sys
from copy import copy
from configobj.configobj import ConfigObj, flatten_errors
from configobj.validate import Validator
from borg import Borg
from util import dbg, err, DEBUG, get_config_dir, dict_diff
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DEFAULTS = {
'global_config': {
'focus' : 'click',
'enable_real_transparency' : True,
'handle_size' : -1,
'geometry_hinting' : True,
'window_state' : 'normal',
'borderless' : False,
'tab_position' : 'top',
'close_button_on_tab' : True,
'hide_tabbar' : False,
'scroll_tabbar' : False,
'try_posix_regexp' : platform.system() != 'Linux',
'disabled_plugins' : ['TestPlugin', 'CustomCommandsMenu'],
},
'keybindings': {
'zoom_in' : '<Control>plus',
'zoom_out' : '<Control>minus',
'zoom_normal' : '<Control>0',
'new_tab' : '<Shift><Control>t',
'go_next' : '<Shift><Control>n', # FIXME: Define ctrl-tab
'go_prev' : '<Shift><Control>p', #FIXME: ctrl-shift-tab
'go_up' : '<Alt>Up',
'go_down' : '<Alt>Down',
'go_left' : '<Alt>Left',
'go_right' : '<Alt>Right',
'split_horiz' : '<Shift><Control>o',
'split_vert' : '<Shift><Control>e',
'close_term' : '<Shift><Control>w',
'copy' : '<Shift><Control>c',
'paste' : '<Shift><Control>v',
'toggle_scrollbar' : '<Shift><Control>s',
'search' : '<Shift><Control>f',
'close_window' : '<Shift><Control>q',
'resize_up' : '<Shift><Control>Up',
'resize_down' : '<Shift><Control>Down',
'resize_left' : '<Shift><Control>Left',
'resize_right' : '<Shift><Control>Right',
'move_tab_right' : '<Shift><Control>Page_Down',
'move_tab_left' : '<Shift><Control>Page_Up',
'toggle_zoom' : '<Shift><Control>x',
'scaled_zoom' : '<Shift><Control>z',
'next_tab' : '<Control>Page_Down',
'prev_tab' : '<Control>Page_Up',
'switch_to_tab_1' : '',
'switch_to_tab_2' : '',
'switch_to_tab_3' : '',
'switch_to_tab_4' : '',
'switch_to_tab_5' : '',
'switch_to_tab_6' : '',
'switch_to_tab_7' : '',
'switch_to_tab_8' : '',
'switch_to_tab_9' : '',
'switch_to_tab_10' : '',
'full_screen' : 'F11',
'reset' : '<Shift><Control>r',
'reset_clear' : '<Shift><Control>g',
'hide_window' : '<Shift><Control><Alt>a',
'group_all' : '<Super>g',
'ungroup_all' : '<Shift><Super>g',
'group_tab' : '<Super>t',
'ungroup_tab' : '<Shift><Super>t',
'new_window' : '<Shift><Control>i',
},
'profiles': {
'default': {
'allow_bold' : True,
'audible_bell' : False,
'visible_bell' : True,
'urgent_bell' : False,
'background_color' : '#000000000000',
'background_darkness' : 0.5,
'background_type' : 'solid',
'background_image' : None,
'backspace_binding' : 'ascii-del',
'delete_binding' : 'escape-sequence',
'color_scheme' : 'grey_on_black',
'cursor_blink' : True,
'cursor_shape' : 'block',
'cursor_color' : '',
'emulation' : 'xterm',
'font' : 'Mono 10',
'foreground_color' : '#aaaaaaaaaaaa',
'scrollbar_position' : "right",
'scroll_background' : True,
'scroll_on_keystroke' : True,
'scroll_on_output' : True,
'scrollback_lines' : 500,
'exit_action' : 'close',
'palette' :'#000000000000:#CDCD00000000:#0000CDCD0000:\
#CDCDCDCD0000:#30BF30BFA38E:#A53C212FA53C:\
#0000CDCDCDCD:#FAFAEBEBD7D7:#404040404040:\
#FFFF00000000:#0000FFFF0000:#FFFFFFFF0000:\
#00000000FFFF:#FFFF0000FFFF:#0000FFFFFFFF:\
#FFFFFFFFFFFF',
'word_chars' : '-A-Za-z0-9,./?%&#:_',
'mouse_autohide' : True,
'update_records' : True,
'login_shell' : False,
'use_custom_command' : False,
'custom_command' : '',
'use_system_font' : True,
'use_theme_colors' : False,
'encoding' : 'UTF-8',
'active_encodings' : ['UTF-8', 'ISO-8859-1'],
'focus_on_close' : 'auto',
'force_no_bell' : False,
'cycle_term_tab' : True,
'copy_on_selection' : False,
'title_tx_txt_color' : '#FFFFFF',
'title_tx_bg_color' : '#C80003',
'title_rx_txt_color' : '#FFFFFF',
'title_rx_bg_color' : '#0076C9',
'title_ia_txt_color' : '#000000',
'title_ia_bg_color' : '#C0BEBF',
'alternate_screen_scroll': True,
'split_to_group' : False,
'autoclean_groups' : True,
'http_proxy' : '',
'ignore_hosts' : ['localhost','127.0.0.0/8','*.local'],
},
},
'layouts': {
},
'plugins': {
},
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}
class Config(object):
"""Class to provide a slightly richer config API above ConfigBase"""
base = None
profile = None
def __init__(self, profile='default'):
self.base = ConfigBase()
self.profile = profile
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def __getitem__(self, key):
"""Look up a configuration item"""
return(self.base.get_item(key, self.profile))
def __setitem__(self, key, value):
"""Set a particular configuration item"""
return(self.base.set_item(key, value, self.profile))
def get_profile(self):
"""Get our profile"""
return(self.profile)
def set_profile(self, profile):
"""Set our profile (which usually means change it)"""
dbg('Config::set_profile: Changing profile to %s' % profile)
self.profile = profile
if not self.base.profiles.has_key(profile):
dbg('Config::set_profile: %s does not exist, creating' % profile)
self.base.profiles[profile] = copy(DEFAULTS['profiles']['default'])
def add_profile(self, profile):
"""Add a new profile"""
return(self.base.add_profile(profile))
def del_profile(self, profile):
"""Delete a profile"""
if self.base.profiles.has_key(profile):
del(self.base.profiles[profile])
def rename_profile(self, profile, newname):
"""Rename a profile"""
if self.base.profiles.has_key(profile):
self.base.profiles[newname] = self.base.profiles[profile]
del(self.base.profiles[profile])
if profile == self.profile:
self.profile = newname
def list_profiles(self):
"""List all configured profiles"""
return(self.base.profiles.keys())
def save(self):
"""Cause ConfigBase to save our config to file"""
return(self.base.save())
def options_set(self, options):
"""Set the command line options"""
self.base.command_line_options = options
def options_get(self):
"""Get the command line options"""
return(self.base.command_line_options)
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def plugin_get(self, pluginname, key):
"""Get a plugin config value"""
return(self.base.get_item(key, plugin=pluginname))
def plugin_set(self, pluginname, key, value):
"""Set a plugin config value"""
return(self.base.set_item(key, value, plugin=pluginname))
def plugin_get_config(self, plugin):
"""Return a whole config tree for a given plugin"""
return(self.base.get_plugin(plugin))
def plugin_set_config(self, plugin, tree):
"""Set a whole config tree for a given plugin"""
return(self.base.set_plugin(plugin, tree))
class ConfigBase(Borg):
"""Class to provide access to our user configuration"""
loaded = None
sections = None
global_config = None
profiles = None
keybindings = None
plugins = None
layouts = None
command_line_options = None
def __init__(self):
"""Class initialiser"""
Borg.__init__(self, self.__class__.__name__)
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self.prepare_attributes()
self.load()
def prepare_attributes(self):
"""Set up our borg environment"""
if self.loaded is None:
self.loaded = False
if self.sections is None:
self.sections = ['global_config', 'keybindings', 'profiles',
'layouts', 'plugins']
if self.global_config is None:
self.global_config = copy(DEFAULTS['global_config'])
if self.profiles is None:
self.profiles = {}
self.profiles['default'] = copy(DEFAULTS['profiles']['default'])
if self.keybindings is None:
self.keybindings = copy(DEFAULTS['keybindings'])
if self.plugins is None:
self.plugins = {}
if self.layouts is None:
self.layouts = copy(DEFAULTS['layouts'])
def defaults_to_configspec(self):
"""Convert our tree of default values into a ConfigObj validation
specification"""
configspecdata = {}
section = {}
for key in DEFAULTS['global_config']:
keytype = DEFAULTS['global_config'][key].__class__.__name__
value = DEFAULTS['global_config'][key]
if keytype == 'int':
keytype = 'integer'
elif keytype == 'str':
keytype = 'string'
elif keytype == 'bool':
keytype = 'boolean'
elif keytype == 'list':
value = 'list(%s)' % ','.join(value)
keytype = '%s(default=%s)' % (keytype, value)
section[key] = keytype
configspecdata['global_config'] = section
section = {}
for key in DEFAULTS['keybindings']:
value = DEFAULTS['keybindings'][key]
if value is None or value == '':
continue
section[key] = 'string(default=%s)' % value
configspecdata['keybindings'] = section
section = {}
for key in DEFAULTS['profiles']['default']:
keytype = DEFAULTS['profiles']['default'][key].__class__.__name__
value = DEFAULTS['profiles']['default'][key]
if keytype == 'int':
keytype = 'integer'
elif keytype == 'bool':
keytype = 'boolean'
elif keytype == 'str':
keytype = 'string'
value = '"%s"' % value
elif keytype == 'list':
value = 'list(%s)' % ','.join(value)
keytype = '%s(default=%s)' % (keytype, value)
section[key] = keytype
configspecdata['profiles'] = {}
configspecdata['profiles']['__many__'] = section
configspec = ConfigObj(configspecdata)
if DEBUG == True:
configspec.write(open('/tmp/terminator_configspec_debug.txt', 'w'))
return(configspec)
def load(self):
"""Load configuration data from our various sources"""
if self.loaded is True:
dbg('ConfigBase::load: config already loaded')
return
filename = os.path.join(get_config_dir(), 'epic-config')
try:
configfile = open(filename, 'r')
except Exception, ex:
dbg('ConfigBase::load: Unable to open %s (%s)' % (filename, ex))
return
configspec = self.defaults_to_configspec()
parser = ConfigObj(configfile, configspec=configspec)
validator = Validator()
result = parser.validate(validator, preserve_errors=True)
if result != True:
err('ConfigBase::load: config format is not valid')
for (section_list, key, other) in flatten_errors(parser, result):
if key is not None:
print('[%s]: %s is invalid' % (','.join(section_list), key))
else:
print ('[%s] missing' % ','.join(section_list))
for section_name in self.sections:
dbg('ConfigBase::load: Processing section: %s' % section_name)
section = getattr(self, section_name)
if section_name == 'profiles':
for profile in parser[section_name]:
dbg('ConfigBase::load: Processing profile: %s' % profile)
if not section.has_key(section_name):
section[profile] = copy(DEFAULTS['profiles']['default'])
section[profile].update(parser[section_name][profile])
elif section_name == ['layouts', 'plugins']:
for part in parser[section_name]:
dbg('ConfigBase::load: Processing %s: %s' % (section_name,
part))
section[part] = parser[section_name][part]
else:
try:
section.update(parser[section_name])
except KeyError, ex:
dbg('ConfigBase::load: skipping loading missing section %s' %
section_name)
self.loaded = True
def save(self):
"""Save the config to a file"""
dbg('ConfigBase::save: saving config')
parser = ConfigObj()
parser.indent_type = ' '
for section_name in ['global_config', 'keybindings']:
dbg('ConfigBase::save: Processing section: %s' % section_name)
section = getattr(self, section_name)
parser[section_name] = dict_diff(DEFAULTS[section_name], section)
parser['profiles'] = {}
for profile in self.profiles:
dbg('ConfigBase::save: Processing profile: %s' % profile)
parser['profiles'][profile] = dict_diff(DEFAULTS['profiles']['default'],
self.profiles[profile])
parser['layouts'] = {}
for layout in self.layouts:
dbg('ConfigBase::save: Processing layout: %s' % layout)
parser['layouts'][layout] = self.layouts[layout]
parser['plugins'] = {}
for plugin in self.plugins:
dbg('ConfigBase::save: Processing plugin: %s' % plugin)
parser['plugins'][plugin] = self.plugins[plugin]
parser.write(open(os.path.join(get_config_dir(), 'epic-config'), 'w'))
def get_item(self, key, profile='default', plugin=None):
"""Look up a configuration item"""
if self.global_config.has_key(key):
dbg('ConfigBase::get_item: %s found in globals: %s' %
(key, self.global_config[key]))
return(self.global_config[key])
elif self.profiles[profile].has_key(key):
dbg('ConfigBase::get_item: %s found in profile %s: %s' % (
key, profile, self.profiles[profile][key]))
return(self.profiles[profile][key])
elif key == 'keybindings':
return(self.keybindings)
elif plugin is not None and self.plugins[plugin].has_key(key):
dbg('ConfigBase::get_item: %s found in plugin %s: %s' % (
key, plugin, self.plugins[plugin][key]))
return(self.plugins[plugin][key])
else:
raise KeyError('ConfigBase::get_item: unknown key %s' % key)
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def set_item(self, key, value, profile='default', plugin=None):
"""Set a configuration item"""
dbg('ConfigBase::set_item: Setting %s=%s (profile=%s, plugin=%s)' %
(key, value, profile, plugin))
if self.global_config.has_key(key):
self.global_config[key] = value
elif self.profiles[profile].has_key(key):
self.profiles[profile][key] = value
elif key == 'keybindings':
self.keybindings = value
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elif plugin is not None:
if not self.plugins.has_key(plugin):
self.plugins[plugin] = {}
self.plugins[plugin][key] = value
else:
raise KeyError('ConfigBase::set_item: unknown key %s' % key)
return(True)
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def get_plugin(self, plugin):
"""Return a whole tree for a plugin"""
if self.plugins.has_key(plugin):
return(self.plugins[plugin])
def set_plugin(self, plugin, tree):
"""Set a whole tree for a plugin"""
self.plugins[plugin] = tree
def add_profile(self, profile):
"""Add a new profile"""
if profile in self.profiles:
return(False)
self.profiles[profile] = copy(DEFAULTS['profiles']['default'])
return(True)
if __name__ == '__main__':
import doctest
(failed, attempted) = doctest.testmod()
print "%d/%d tests failed" % (failed, attempted)
sys.exit(failed)