#!/usr/bin/python # -*- coding: utf-8 -*- # (c) 2017, Joseph Benden # # GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt) from __future__ import absolute_import, division, print_function __metaclass__ = type DOCUMENTATION = ''' module: xfconf author: - "Joseph Benden (@jbenden)" - "Alexei Znamensky (@russoz)" short_description: Edit XFCE4 Configurations description: - This module allows for the manipulation of Xfce 4 Configuration via xfconf-query. Please see the xfconf-query(1) man pages for more details. options: channel: description: - A Xfconf preference channel is a top-level tree key, inside of the Xfconf repository that corresponds to the location for which all application properties/keys are stored. See man xfconf-query(1) required: yes type: str property: description: - A Xfce preference key is an element in the Xfconf repository that corresponds to an application preference. See man xfconf-query(1) required: yes type: str value: description: - Preference properties typically have simple values such as strings, integers, or lists of strings and integers. This is ignored if the state is "get". For array mode, use a list of values. See man xfconf-query(1) type: list elements: raw value_type: description: - The type of value being set. This is ignored if the state is "get". For array mode, use a list of types. type: list elements: str choices: [ int, uint, bool, float, double, string ] state: type: str description: - The action to take upon the property/value. choices: [ get, present, absent ] default: "present" force_array: description: - Force array even if only one element type: bool default: 'no' aliases: ['array'] version_added: 1.0.0 ''' EXAMPLES = """ - name: Change the DPI to "192" xfconf: channel: "xsettings" property: "/Xft/DPI" value_type: "int" value: "192" - name: Set workspace names (4) xfconf: channel: xfwm4 property: /general/workspace_names value_type: string value: ['Main', 'Work1', 'Work2', 'Tmp'] - name: Set workspace names (1) xfconf: channel: xfwm4 property: /general/workspace_names value_type: string value: ['Main'] force_array: yes """ RETURN = ''' channel: description: The channel specified in the module parameters returned: success type: str sample: "xsettings" property: description: The property specified in the module parameters returned: success type: str sample: "/Xft/DPI" value_type: description: - The type of the value that was changed (C(none) for C(get) and C(reset) state). Either a single string value or a list of strings for array types. returned: success type: string or list of strings sample: '"int" or ["str", "str", "str"]' value: description: - The value of the preference key after executing the module. Either a single string value or a list of strings for array types. returned: success type: string or list of strings sample: '"192" or ["orange", "yellow", "violet"]' previous_value: description: - The value of the preference key before executing the module (C(none) for C(get) state). Either a single string value or a list of strings for array types. returned: success type: string or list of strings sample: '"96" or ["red", "blue", "green"]' ''' from ansible_collections.community.general.plugins.module_utils.module_helper import ( ModuleHelper, CmdMixin, StateMixin, ArgFormat ) def fix_bool(value): vl = value.lower() return vl if vl in ("true", "false") else value @ArgFormat.stars_deco(1) def values_fmt(values, value_types): result = [] for value, value_type in zip(values, value_types): if value_type == 'bool': value = fix_bool(value) result.append('--type') result.append('{0}'.format(value_type)) result.append('--set') result.append('{0}'.format(value)) return result class XFConfException(Exception): pass class XFConfProperty(CmdMixin, StateMixin, ModuleHelper): module = dict( argument_spec=dict( state=dict(default="present", choices=("present", "get", "absent"), type='str'), channel=dict(required=True, type='str'), property=dict(required=True, type='str'), value_type=dict(required=False, type='list', elements='str', choices=('int', 'uint', 'bool', 'float', 'double', 'string')), value=dict(required=False, type='list', elements='raw'), force_array=dict(default=False, type='bool', aliases=['array']), ), required_if=[('state', 'present', ['value', 'value_type'])], required_together=[('value', 'value_type')], supports_check_mode=True, ) facts_name = "xfconf" default_state = 'present' command = 'xfconf-query' command_args_formats = dict( channel=dict(fmt=('--channel', '{0}'),), property=dict(fmt=('--property', '{0}'),), is_array=dict(fmt="--force-array", style=ArgFormat.BOOLEAN), reset=dict(fmt="--reset", style=ArgFormat.BOOLEAN), create=dict(fmt="--create", style=ArgFormat.BOOLEAN), values_and_types=dict(fmt=values_fmt) ) def update_xfconf_output(self, **kwargs): self.update_output(**kwargs) self.update_facts(**kwargs) def __init_module__(self): self.does_not = 'Property "{0}" does not exist on channel "{1}".'.format(self.module.params['property'], self.module.params['channel']) self.vars.previous_value = self._get() self.update_xfconf_output(property=self.module.params['property'], channel=self.module.params['channel'], previous_value=None) def process_command_output(self, rc, out, err): if err.rstrip() == self.does_not: return None if rc or len(err): raise XFConfException('xfconf-query failed with error (rc={0}): {1}'.format(rc, err)) result = out.rstrip() if "Value is an array with" in result: result = result.split("\n") result.pop(0) result.pop(0) return result @property def changed(self): if self.vars.previous_value is None: return self.vars.value is not None elif self.vars.value is None: return self.vars.previous_value is not None else: return set(self.vars.previous_value) != set(self.vars.value) def _get(self): return self.run_command(params=('channel', 'property')) def state_get(self): self.vars.value = self.vars.previous_value self.update_xfconf_output(value=self.vars.value) def state_absent(self): if not self.module.check_mode: self.run_command(params=('channel', 'property', 'reset'), extra_params={"reset": True}) self.vars.value = None self.update_xfconf_output(previous_value=self.vars.previous_value, value=None) def state_present(self): # stringify all values - in the CLI they will all be happy strings anyway # and by doing this here the rest of the code can be agnostic to it self.vars.value = [str(v) for v in self.module.params['value']] value_type = self.module.params['value_type'] values_len = len(self.vars.value) types_len = len(value_type) if types_len == 1: # use one single type for the entire list value_type = value_type * values_len elif types_len != values_len: # or complain if lists' lengths are different raise XFConfException('Number of elements in "value" and "value_type" must be the same') # fix boolean values self.vars.value = [fix_bool(v[0]) if v[1] == 'bool' else v[0] for v in zip(self.vars.value, value_type)] # calculates if it is an array self.vars.is_array = \ bool(self.module.params['force_array']) or \ isinstance(self.vars.previous_value, list) or \ values_len > 1 params = ['channel', 'property', 'create'] if self.vars.is_array: params.append('is_array') params.append('values_and_types') extra_params = dict(values_and_types=(self.vars.value, value_type)) extra_params['create'] = True extra_params['is_array'] = self.vars.is_array if not self.module.check_mode: self.run_command(params=params, extra_params=extra_params) if not self.vars.is_array: self.vars.value = self.vars.value[0] value_type = value_type[0] self.update_xfconf_output(previous_value=self.vars.previous_value, value=self.vars.value, type=value_type) def main(): xfconf = XFConfProperty() xfconf.run() if __name__ == '__main__': main()