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
from configobj.validate import Validator
from borg import Borg
from factory import Factory
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' : '<Ctrl>plus',
'zoom_out' : '<Ctrl>minus',
'zoom_normal' : '<Ctrl>0',
'new_root_tab' : '<Ctrl><Shift><Alt>T',
'new_tab' : '<Ctrl><Shift>T',
'go_next' : ('<Ctrl><Shift>N','<Ctrl>Tab'),
'go_prev' : ('<Ctrl><Shift>P','<Ctrl><Shift>Tab'),
'go_up' : '<Alt>Up',
'go_down' : '<Alt>Down',
'go_left' : '<Alt>Left',
'go_right' : '<Alt>Right',
'split_horiz' : '<Ctrl><Shift>O',
'split_vert' : '<Ctrl><Shift>E',
'close_term' : '<Ctrl><Shift>W',
'copy' : '<Ctrl><Shift>C',
'paste' : '<Ctrl><Shift>V',
'toggle_scrollbar' : '<Ctrl><Shift>S',
'search' : '<Ctrl><Shift>F',
'close_window' : '<Ctrl><Shift>Q',
'resize_up' : '<Ctrl><Shift>Up',
'resize_down' : '<Ctrl><Shift>Down',
'resize_left' : '<Ctrl><Shift>Left',
'resize_right' : '<Ctrl><Shift>Right',
'move_tab_right' : '<Ctrl><Shift>Page_Down',
'move_tab_left' : '<Ctrl><Shift>Page_Up',
'toggle_zoom' : '<Ctrl><Shift>X',
'scaled_zoom' : '<Ctrl><Shift>Z',
'next_tab' : '<Ctrl>Page_Down',
'prev_tab' : '<Ctrl>Page_Up',
'switch_to_tab_1' : None,
'switch_to_tab_2' : None,
'switch_to_tab_3' : None,
'switch_to_tab_4' : None,
'switch_to_tab_5' : None,
'switch_to_tab_6' : None,
'switch_to_tab_7' : None,
'switch_to_tab_8' : None,
'switch_to_tab_9' : None,
'switch_to_tab_10' : None,
'full_screen' : 'F11',
'reset' : '<Ctrl><Shift>R',
'reset_clear' : '<Ctrl><Shift>G',
'hide_window' : '<Ctrl><Shift><Alt>a',
'group_all' : '<Super>g',
'ungroup_all' : '<Super><Shift>g',
'group_tab' : '<Super>t',
'ungroup_tab' : '<Super><Shift>T',
'new_window' : '<Ctrl><Shift>I',
},
'profiles': {
'default': {
'titlebars' : True,
'zoomedtitlebar' : True,
'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 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])
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())
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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
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:
continue
elif isinstance(value, tuple):
value = value[0]
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_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"""
dbg('ConfigBase::get_item: %s:%s' % (profile, key))
if self.global_config.has_key(key):
dbg('ConfigBase::get_item: found in globals: %s' %
self.global_config[key])
return(self.global_config[key])
elif self.profiles[profile].has_key(key):
dbg('ConfigBase::get_item: found in profile %s (%s)' % (
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: found in plugin %s (%s)' % (
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 sys
import doctest
(failed, attempted) = doctest.testmod()
print "%d/%d tests failed" % (failed, attempted)
sys.exit(failed)