812 lines
31 KiB
Python
812 lines
31 KiB
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
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# it under the terms of the GNU General Public License as published by
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# 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,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# 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
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# along with this program; if not, write to the Free Software
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# 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
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>>> DEFAULTS['global_config']['focus']
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'click'
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>>> config = Config()
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>>> config['focus'] = 'sloppy'
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>>> config['focus']
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'sloppy'
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>>> DEFAULTS['global_config']['focus']
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'click'
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>>> config2 = Config()
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>>> config2['focus']
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'sloppy'
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>>> config2['focus'] = 'click'
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>>> config2['focus']
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'click'
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>>> config['focus']
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'click'
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>>> config['geometry_hinting'].__class__.__name__
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'bool'
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>>> plugintest = {}
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>>> plugintest['foo'] = 'bar'
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>>> config.plugin_set_config('testplugin', plugintest)
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>>> config.plugin_get_config('testplugin')
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{'foo': 'bar'}
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>>> config.plugin_get('testplugin', 'foo')
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'bar'
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>>> config.plugin_get('testplugin', 'foo', 'new')
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'bar'
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>>> config.plugin_get('testplugin', 'algo')
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Traceback (most recent call last):
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...
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KeyError: 'ConfigBase::get_item: unknown key algo'
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>>> config.plugin_get('testplugin', 'algo', 1)
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1
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>>> config.plugin_get('anothertestplugin', 'algo', 500)
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500
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>>> config.get_profile()
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'default'
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>>> config.set_profile('my_first_new_testing_profile')
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>>> config.get_profile()
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'my_first_new_testing_profile'
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>>> config.del_profile('my_first_new_testing_profile')
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>>> config.get_profile()
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'default'
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>>> config.list_profiles().__class__.__name__
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'list'
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>>> config.options_set({})
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>>> config.options_get()
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{}
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>>>
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"""
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import os
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from copy import copy
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from configobj import ConfigObj, flatten_errors
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from validate import Validator
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from .borg import Borg
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from .util import dbg, err, DEBUG, get_config_dir, dict_diff
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from gi.repository import Gio
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DEFAULTS = {
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'global_config': {
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'dbus' : True,
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'focus' : 'click',
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'handle_size' : -1,
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'geometry_hinting' : False,
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'window_state' : 'normal',
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'borderless' : False,
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'extra_styling' : True,
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'tab_position' : 'top',
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'broadcast_default' : 'group',
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'close_button_on_tab' : True,
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'hide_tabbar' : False,
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'scroll_tabbar' : False,
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'homogeneous_tabbar' : True,
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'hide_from_taskbar' : False,
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'always_on_top' : False,
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'hide_on_lose_focus' : False,
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'sticky' : False,
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'use_custom_url_handler': False,
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'custom_url_handler' : '',
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'disable_real_transparency' : False,
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'title_hide_sizetext' : False,
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'title_transmit_fg_color' : '#ffffff',
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'title_transmit_bg_color' : '#c80003',
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'title_receive_fg_color' : '#ffffff',
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'title_receive_bg_color' : '#0076c9',
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'title_inactive_fg_color' : '#000000',
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'title_inactive_bg_color' : '#c0bebf',
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'inactive_color_offset': 0.8,
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'enabled_plugins' : ['LaunchpadBugURLHandler',
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'LaunchpadCodeURLHandler',
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'APTURLHandler'],
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'suppress_multiple_term_dialog': False,
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'always_split_with_profile': False,
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'title_use_system_font' : True,
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'title_font' : 'Sans 9',
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'putty_paste_style' : False,
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'smart_copy' : True,
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},
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'keybindings': {
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'zoom_in' : '<Control>plus',
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'zoom_out' : '<Control>minus',
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'zoom_normal' : '<Control>0',
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'new_tab' : '<Shift><Control>t',
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'cycle_next' : '<Control>Tab',
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'cycle_prev' : '<Shift><Control>Tab',
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'go_next' : '<Shift><Control>n',
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'go_prev' : '<Shift><Control>p',
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'go_up' : '<Alt>Up',
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'go_down' : '<Alt>Down',
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'go_left' : '<Alt>Left',
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'go_right' : '<Alt>Right',
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'rotate_cw' : '<Super>r',
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'rotate_ccw' : '<Super><Shift>r',
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'split_horiz' : '<Shift><Control>o',
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'split_vert' : '<Shift><Control>e',
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'close_term' : '<Shift><Control>w',
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'copy' : '<Shift><Control>c',
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'paste' : '<Shift><Control>v',
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'toggle_scrollbar' : '<Shift><Control>s',
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'search' : '<Shift><Control>f',
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'page_up' : '',
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'page_down' : '',
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'page_up_half' : '',
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'page_down_half' : '',
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'line_up' : '',
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'line_down' : '',
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'close_window' : '<Shift><Control>q',
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'resize_up' : '<Shift><Control>Up',
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'resize_down' : '<Shift><Control>Down',
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'resize_left' : '<Shift><Control>Left',
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'resize_right' : '<Shift><Control>Right',
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'move_tab_right' : '<Shift><Control>Page_Down',
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'move_tab_left' : '<Shift><Control>Page_Up',
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'toggle_zoom' : '<Shift><Control>x',
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'scaled_zoom' : '<Shift><Control>z',
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'next_tab' : '<Control>Page_Down',
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'prev_tab' : '<Control>Page_Up',
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'switch_to_tab_1' : '',
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'switch_to_tab_2' : '',
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'switch_to_tab_3' : '',
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'switch_to_tab_4' : '',
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'switch_to_tab_5' : '',
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'switch_to_tab_6' : '',
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'switch_to_tab_7' : '',
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'switch_to_tab_8' : '',
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'switch_to_tab_9' : '',
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'switch_to_tab_10' : '',
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'full_screen' : 'F11',
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'reset' : '<Shift><Control>r',
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'reset_clear' : '<Shift><Control>g',
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'hide_window' : '<Shift><Control><Alt>a',
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'group_all' : '<Super>g',
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'group_all_toggle' : '',
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'ungroup_all' : '<Shift><Super>g',
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'group_tab' : '<Super>t',
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'group_tab_toggle' : '',
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'ungroup_tab' : '<Shift><Super>t',
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'new_window' : '<Shift><Control>i',
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'new_terminator' : '<Super>i',
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'broadcast_off' : '',
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'broadcast_group' : '',
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'broadcast_all' : '',
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'insert_number' : '<Super>1',
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'insert_padded' : '<Super>0',
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'edit_window_title': '<Control><Alt>w',
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'edit_tab_title' : '<Control><Alt>a',
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'edit_terminal_title': '<Control><Alt>x',
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'layout_launcher' : '<Alt>l',
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'next_profile' : '',
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'previous_profile' : '',
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'help' : 'F1'
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},
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'profiles': {
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'default': {
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'allow_bold' : True,
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'audible_bell' : False,
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'visible_bell' : False,
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'urgent_bell' : False,
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'icon_bell' : True,
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'background_color' : '#000000',
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'background_darkness' : 0.5,
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'background_type' : 'solid',
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'backspace_binding' : 'ascii-del',
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'delete_binding' : 'escape-sequence',
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'color_scheme' : 'grey_on_black',
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'cursor_blink' : True,
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'cursor_shape' : 'block',
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'cursor_color' : '',
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'cursor_color_fg' : True,
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'term' : 'xterm-256color',
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'colorterm' : 'truecolor',
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'font' : 'Mono 10',
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'foreground_color' : '#aaaaaa',
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'show_titlebar' : True,
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'scrollbar_position' : "right",
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'scroll_background' : True,
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'scroll_on_keystroke' : True,
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'scroll_on_output' : False,
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'scrollback_lines' : 500,
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'scrollback_infinite' : False,
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'exit_action' : 'close',
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'palette' : '#2e3436:#cc0000:#4e9a06:#c4a000:\
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#3465a4:#75507b:#06989a:#d3d7cf:#555753:#ef2929:#8ae234:#fce94f:\
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#729fcf:#ad7fa8:#34e2e2:#eeeeec',
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'word_chars' : '-,./?%&#:_',
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'mouse_autohide' : True,
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'login_shell' : False,
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'use_custom_command' : False,
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'custom_command' : '',
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'use_system_font' : True,
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'use_theme_colors' : False,
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'encoding' : 'UTF-8',
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'active_encodings' : ['UTF-8', 'ISO-8859-1'],
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'focus_on_close' : 'auto',
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'force_no_bell' : False,
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'cycle_term_tab' : True,
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'copy_on_selection' : False,
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'rewrap_on_resize' : True,
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'split_to_group' : False,
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'autoclean_groups' : True,
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'http_proxy' : '',
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'ignore_hosts' : ['localhost','127.0.0.0/8','*.local'],
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},
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},
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'layouts': {
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'default': {
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'window0': {
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'type': 'Window',
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'parent': ''
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},
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'child1': {
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'type': 'Terminal',
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'parent': 'window0'
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}
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}
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},
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'plugins': {
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},
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}
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class Config(object):
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"""Class to provide a slightly richer config API above ConfigBase"""
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base = None
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profile = None
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system_mono_font = None
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system_prop_font = None
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system_focus = None
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inhibited = None
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def __init__(self, profile='default'):
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self.base = ConfigBase()
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self.set_profile(profile)
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self.inhibited = False
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self.connect_gsetting_callbacks()
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def __getitem__(self, key, default=None):
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"""Look up a configuration item"""
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return(self.base.get_item(key, self.profile, default=default))
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def __setitem__(self, key, value):
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"""Set a particular configuration item"""
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return(self.base.set_item(key, value, self.profile))
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def get_profile(self):
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"""Get our profile"""
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return(self.profile)
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def set_profile(self, profile, force=False):
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"""Set our profile (which usually means change it)"""
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options = self.options_get()
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if not force and options and options.profile and profile == 'default':
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dbg('overriding default profile to %s' % options.profile)
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profile = options.profile
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dbg('Config::set_profile: Changing profile to %s' % profile)
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self.profile = profile
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if profile not in self.base.profiles:
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dbg('Config::set_profile: %s does not exist, creating' % profile)
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self.base.profiles[profile] = copy(DEFAULTS['profiles']['default'])
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def add_profile(self, profile):
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"""Add a new profile"""
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return(self.base.add_profile(profile))
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def del_profile(self, profile):
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"""Delete a profile"""
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if profile == self.profile:
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# FIXME: We should solve this problem by updating terminals when we
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# remove a profile
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err('Config::del_profile: Deleting in-use profile %s.' % profile)
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self.set_profile('default')
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if profile in self.base.profiles:
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del(self.base.profiles[profile])
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options = self.options_get()
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if options and options.profile == profile:
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options.profile = None
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self.options_set(options)
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def rename_profile(self, profile, newname):
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"""Rename a profile"""
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if profile in self.base.profiles:
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self.base.profiles[newname] = self.base.profiles[profile]
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del(self.base.profiles[profile])
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if profile == self.profile:
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self.profile = newname
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def list_profiles(self):
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"""List all configured profiles"""
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return(list(self.base.profiles.keys()))
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def add_layout(self, name, layout):
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"""Add a new layout"""
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return(self.base.add_layout(name, layout))
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def replace_layout(self, name, layout):
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"""Replace an existing layout"""
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return(self.base.replace_layout(name, layout))
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def del_layout(self, layout):
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"""Delete a layout"""
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if layout in self.base.layouts:
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del(self.base.layouts[layout])
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def rename_layout(self, layout, newname):
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"""Rename a layout"""
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if layout in self.base.layouts:
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self.base.layouts[newname] = self.base.layouts[layout]
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del(self.base.layouts[layout])
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def list_layouts(self):
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"""List all configured layouts"""
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return(list(self.base.layouts.keys()))
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def connect_gsetting_callbacks(self):
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"""Get system settings and create callbacks for changes"""
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dbg("GSetting connects for system changes")
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# Have to preserve these to self, or callbacks don't happen
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self.gsettings_interface=Gio.Settings.new('org.gnome.desktop.interface')
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self.gsettings_interface.connect("changed::font-name", self.on_gsettings_change_event)
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self.gsettings_interface.connect("changed::monospace-font-name", self.on_gsettings_change_event)
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self.gsettings_wm=Gio.Settings.new('org.gnome.desktop.wm.preferences')
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self.gsettings_wm.connect("changed::focus-mode", self.on_gsettings_change_event)
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def get_system_prop_font(self):
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"""Look up the system font"""
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if self.system_prop_font is not None:
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return(self.system_prop_font)
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elif 'org.gnome.desktop.interface' not in Gio.Settings.list_schemas():
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return
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else:
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gsettings=Gio.Settings.new('org.gnome.desktop.interface')
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value = gsettings.get_value('font-name')
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if value:
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self.system_prop_font = value.get_string()
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else:
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self.system_prop_font = "Sans 10"
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return(self.system_prop_font)
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def get_system_mono_font(self):
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"""Look up the system font"""
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if self.system_mono_font is not None:
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return(self.system_mono_font)
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elif 'org.gnome.desktop.interface' not in Gio.Settings.list_schemas():
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return
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else:
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gsettings=Gio.Settings.new('org.gnome.desktop.interface')
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value = gsettings.get_value('monospace-font-name')
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if value:
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self.system_mono_font = value.get_string()
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else:
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self.system_mono_font = "Mono 10"
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return(self.system_mono_font)
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def get_system_focus(self):
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"""Look up the system focus setting"""
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if self.system_focus is not None:
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return(self.system_focus)
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elif 'org.gnome.desktop.interface' not in Gio.Settings.list_schemas():
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return
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else:
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gsettings=Gio.Settings.new('org.gnome.desktop.wm.preferences')
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value = gsettings.get_value('focus-mode')
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if value:
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self.system_focus = value.get_string()
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return(self.system_focus)
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def on_gsettings_change_event(self, settings, key):
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"""Handle a gsetting change event"""
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dbg('GSetting change event received. Invalidating caches')
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self.system_focus = None
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self.system_font = None
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self.system_mono_font = None
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# Need to trigger a reconfigure to change active terminals immediately
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if "Terminator" not in globals():
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from .terminator import Terminator
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Terminator().reconfigure()
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def save(self):
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"""Cause ConfigBase to save our config to file"""
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if self.inhibited is True:
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return(True)
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else:
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return(self.base.save())
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def inhibit_save(self):
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"""Prevent calls to save() being honoured"""
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self.inhibited = True
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def uninhibit_save(self):
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"""Allow calls to save() to be honoured"""
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self.inhibited = False
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def options_set(self, options):
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"""Set the command line options"""
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self.base.command_line_options = options
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def options_get(self):
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"""Get the command line options"""
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return(self.base.command_line_options)
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def plugin_get(self, pluginname, key, default=None):
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"""Get a plugin config value, if doesn't exist
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return default if specified
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"""
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return(self.base.get_item(key, plugin=pluginname, default=default))
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def plugin_set(self, pluginname, key, value):
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"""Set a plugin config value"""
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return(self.base.set_item(key, value, plugin=pluginname))
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def plugin_get_config(self, plugin):
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"""Return a whole config tree for a given plugin"""
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return(self.base.get_plugin(plugin))
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def plugin_set_config(self, plugin, tree):
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"""Set a whole config tree for a given plugin"""
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return(self.base.set_plugin(plugin, tree))
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def plugin_del_config(self, plugin):
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"""Delete a whole config tree for a given plugin"""
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return(self.base.del_plugin(plugin))
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def layout_get_config(self, layout):
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"""Return a layout"""
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return(self.base.get_layout(layout))
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def layout_set_config(self, layout, tree):
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"""Set a layout"""
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return(self.base.set_layout(layout, tree))
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class ConfigBase(Borg):
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"""Class to provide access to our user configuration"""
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loaded = None
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whined = None
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sections = None
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global_config = None
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profiles = None
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keybindings = None
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plugins = None
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layouts = None
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command_line_options = None
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def __init__(self):
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"""Class initialiser"""
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Borg.__init__(self, self.__class__.__name__)
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self.prepare_attributes()
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from . import optionparse
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self.command_line_options = optionparse.options
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self.load()
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def prepare_attributes(self):
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"""Set up our borg environment"""
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if self.loaded is None:
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self.loaded = False
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if self.whined is None:
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self.whined = False
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if self.sections is None:
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self.sections = ['global_config', 'keybindings', 'profiles',
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'layouts', 'plugins']
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if self.global_config is None:
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self.global_config = copy(DEFAULTS['global_config'])
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if self.profiles is None:
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self.profiles = {}
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self.profiles['default'] = copy(DEFAULTS['profiles']['default'])
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if self.keybindings is None:
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self.keybindings = copy(DEFAULTS['keybindings'])
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if self.plugins is None:
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self.plugins = {}
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if self.layouts is None:
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self.layouts = {}
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for layout in DEFAULTS['layouts']:
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self.layouts[layout] = copy(DEFAULTS['layouts'][layout])
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def defaults_to_configspec(self):
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"""Convert our tree of default values into a ConfigObj validation
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specification"""
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configspecdata = {}
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keymap = {
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'int': 'integer',
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'str': 'string',
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'bool': 'boolean',
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}
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section = {}
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for key in DEFAULTS['global_config']:
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keytype = DEFAULTS['global_config'][key].__class__.__name__
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value = DEFAULTS['global_config'][key]
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if keytype in keymap:
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keytype = keymap[keytype]
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elif keytype == 'list':
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value = 'list(%s)' % ','.join(value)
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keytype = '%s(default=%s)' % (keytype, value)
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if key == 'custom_url_handler':
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keytype = 'string(default="")'
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section[key] = keytype
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configspecdata['global_config'] = section
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section = {}
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for key in DEFAULTS['keybindings']:
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value = DEFAULTS['keybindings'][key]
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if value is None or value == '':
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continue
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section[key] = 'string(default=%s)' % value
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configspecdata['keybindings'] = section
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section = {}
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for key in DEFAULTS['profiles']['default']:
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keytype = DEFAULTS['profiles']['default'][key].__class__.__name__
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value = DEFAULTS['profiles']['default'][key]
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if keytype in keymap:
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keytype = keymap[keytype]
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elif keytype == 'list':
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value = 'list(%s)' % ','.join(value)
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if keytype == 'string':
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value = '"%s"' % value
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keytype = '%s(default=%s)' % (keytype, value)
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section[key] = keytype
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configspecdata['profiles'] = {}
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configspecdata['profiles']['__many__'] = section
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section = {}
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section['type'] = 'string'
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section['parent'] = 'string'
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section['profile'] = 'string(default=default)'
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section['command'] = 'string(default="")'
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section['position'] = 'string(default="")'
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section['size'] = 'list(default=list(-1,-1))'
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configspecdata['layouts'] = {}
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configspecdata['layouts']['__many__'] = {}
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configspecdata['layouts']['__many__']['__many__'] = section
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configspecdata['plugins'] = {}
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configspec = ConfigObj(configspecdata)
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if DEBUG == True:
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configspec.write(open('/tmp/terminator_configspec_debug.txt', 'wb'))
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return(configspec)
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def load(self):
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"""Load configuration data from our various sources"""
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if self.loaded is True:
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dbg('ConfigBase::load: config already loaded')
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return
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if self.command_line_options:
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if not self.command_line_options.config:
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self.command_line_options.config = os.path.join(get_config_dir(), 'config')
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filename = self.command_line_options.config
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else:
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filename = os.path.join(get_config_dir(), 'config')
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dbg('looking for config file: %s' % filename)
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try:
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configfile = open(filename, 'r')
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except Exception as ex:
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if not self.whined:
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err('ConfigBase::load: Unable to open %s (%s)' % (filename, ex))
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self.whined = True
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return
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# If we have successfully loaded a config, allow future whining
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self.whined = False
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try:
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configspec = self.defaults_to_configspec()
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parser = ConfigObj(configfile, configspec=configspec)
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validator = Validator()
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result = parser.validate(validator, preserve_errors=True)
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except Exception as ex:
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err('Unable to load configuration: %s' % ex)
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return
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if result != True:
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err('ConfigBase::load: config format is not valid')
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for (section_list, key, _other) in flatten_errors(parser, result):
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if key is not None:
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err('[%s]: %s is invalid' % (','.join(section_list), key))
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else:
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err('[%s] missing' % ','.join(section_list))
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else:
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dbg('config validated successfully')
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for section_name in self.sections:
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dbg('ConfigBase::load: Processing section: %s' % section_name)
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section = getattr(self, section_name)
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if section_name == 'profiles':
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for profile in parser[section_name]:
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dbg('ConfigBase::load: Processing profile: %s' % profile)
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if section_name not in section:
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# FIXME: Should this be outside the loop?
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section[profile] = copy(DEFAULTS['profiles']['default'])
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section[profile].update(parser[section_name][profile])
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elif section_name == 'plugins':
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if section_name not in parser:
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continue
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for part in parser[section_name]:
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dbg('ConfigBase::load: Processing %s: %s' % (section_name,
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part))
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section[part] = parser[section_name][part]
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elif section_name == 'layouts':
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for layout in parser[section_name]:
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dbg('ConfigBase::load: Processing %s: %s' % (section_name,
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layout))
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if layout == 'default' and \
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parser[section_name][layout] == {}:
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continue
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section[layout] = parser[section_name][layout]
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elif section_name == 'keybindings':
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if section_name not in parser:
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continue
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for part in parser[section_name]:
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dbg('ConfigBase::load: Processing %s: %s' % (section_name,
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part))
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if parser[section_name][part] == 'None':
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section[part] = None
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else:
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section[part] = parser[section_name][part]
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else:
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try:
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section.update(parser[section_name])
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except KeyError as ex:
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dbg('ConfigBase::load: skipping missing section %s' %
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section_name)
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self.loaded = True
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def reload(self):
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"""Force a reload of the base config"""
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self.loaded = False
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self.load()
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def save(self):
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"""Save the config to a file"""
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dbg('ConfigBase::save: saving config')
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parser = ConfigObj(encoding='utf-8')
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parser.indent_type = ' '
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for section_name in ['global_config', 'keybindings']:
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dbg('ConfigBase::save: Processing section: %s' % section_name)
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section = getattr(self, section_name)
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parser[section_name] = dict_diff(DEFAULTS[section_name], section)
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parser['profiles'] = {}
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for profile in self.profiles:
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dbg('ConfigBase::save: Processing profile: %s' % profile)
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parser['profiles'][profile] = dict_diff(
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DEFAULTS['profiles']['default'], self.profiles[profile])
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parser['layouts'] = {}
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for layout in self.layouts:
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dbg('ConfigBase::save: Processing layout: %s' % layout)
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parser['layouts'][layout] = self.layouts[layout]
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parser['plugins'] = {}
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for plugin in self.plugins:
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dbg('ConfigBase::save: Processing plugin: %s' % plugin)
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parser['plugins'][plugin] = self.plugins[plugin]
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config_dir = get_config_dir()
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if not os.path.isdir(config_dir):
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os.makedirs(config_dir)
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try:
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temp_file = self.command_line_options.config + '.tmp'
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with open(temp_file, 'wb') as fh:
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parser.write(fh)
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os.rename(temp_file, self.command_line_options.config)
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except Exception as ex:
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err('ConfigBase::save: Unable to save config: %s' % ex)
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def get_item(self, key, profile='default', plugin=None, default=None):
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"""Look up a configuration item"""
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if profile not in self.profiles:
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# Hitting this generally implies a bug
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profile = 'default'
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if key in self.global_config:
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dbg('ConfigBase::get_item: %s found in globals: %s' %
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(key, self.global_config[key]))
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return(self.global_config[key])
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elif key in self.profiles[profile]:
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dbg('ConfigBase::get_item: %s found in profile %s: %s' % (
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key, profile, self.profiles[profile][key]))
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return(self.profiles[profile][key])
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elif key == 'keybindings':
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return(self.keybindings)
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elif plugin and plugin in self.plugins and key in self.plugins[plugin]:
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dbg('ConfigBase::get_item: %s found in plugin %s: %s' % (
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key, plugin, self.plugins[plugin][key]))
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return(self.plugins[plugin][key])
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elif default:
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return default
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else:
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raise KeyError('ConfigBase::get_item: unknown key %s' % key)
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def set_item(self, key, value, profile='default', plugin=None):
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"""Set a configuration item"""
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dbg('ConfigBase::set_item: Setting %s=%s (profile=%s, plugin=%s)' %
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(key, value, profile, plugin))
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if key in self.global_config:
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self.global_config[key] = value
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elif key in self.profiles[profile]:
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self.profiles[profile][key] = value
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elif key == 'keybindings':
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self.keybindings = value
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elif plugin is not None:
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if plugin not in self.plugins:
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self.plugins[plugin] = {}
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self.plugins[plugin][key] = value
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else:
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raise KeyError('ConfigBase::set_item: unknown key %s' % key)
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return(True)
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def get_plugin(self, plugin):
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"""Return a whole tree for a plugin"""
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if plugin in self.plugins:
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return(self.plugins[plugin])
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def set_plugin(self, plugin, tree):
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"""Set a whole tree for a plugin"""
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self.plugins[plugin] = tree
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def del_plugin(self, plugin):
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"""Delete a whole tree for a plugin"""
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if plugin in self.plugins:
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del self.plugins[plugin]
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def add_profile(self, profile):
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"""Add a new profile"""
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if profile in self.profiles:
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return(False)
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self.profiles[profile] = copy(DEFAULTS['profiles']['default'])
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return(True)
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def add_layout(self, name, layout):
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"""Add a new layout"""
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if name in self.layouts:
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return(False)
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self.layouts[name] = layout
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return(True)
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def replace_layout(self, name, layout):
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"""Replaces a layout with the given name"""
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if not name in self.layouts:
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return(False)
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self.layouts[name] = layout
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return(True)
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def get_layout(self, layout):
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"""Return a layout"""
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if layout in self.layouts:
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return(self.layouts[layout])
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else:
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err('layout does not exist: %s' % layout)
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def set_layout(self, layout, tree):
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"""Set a layout"""
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self.layouts[layout] = tree
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