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127 lines
3.6 KiB
127 lines
3.6 KiB
# -*- coding: utf-8 -*-
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# Copyright 2008-2016 Mir Calculate. http://www.calculate-linux.org
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import sys
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import re
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from calculate.lib.datavars import (Variable, ReadonlyVariable,
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ReadonlyTableVariable, FieldValue,
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HumanReadable)
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from calculate.lib.utils.files import readFile
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from calculate.lib.cl_lang import setLocalTranslate, _
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setLocalTranslate('cl_install3', sys.modules[__name__])
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class VariableOsAudioData(ReadonlyTableVariable):
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"""
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Information about audio cards
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"""
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source = ['os_audio_id',
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'os_audio_name']
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def get(self, hr=HumanReadable.No):
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data = readFile('/proc/asound/cards')
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cards = re.findall('^\s*(\d+).*\n\s+(\S.*) at .*$', data, re.M)
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if cards:
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return map(list, cards)
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else:
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return [[]]
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setValue = Variable.setValue
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class VariableOsAudioId(FieldValue, ReadonlyVariable):
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"""
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Order Id of audio card
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"""
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type = "list"
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source_variable = "os_audio_data"
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column = 0
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class VariableOsAudioName(FieldValue, ReadonlyVariable):
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"""
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Name of audio card
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"""
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type = "list"
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source_variable = "os_audio_data"
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column = 1
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class VariableOsAudioDefaultSet(ReadonlyVariable):
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"""
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Force write in config 0
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"""
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type = "bool"
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def get(self):
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res = self.Select('os_audio_id', where='os_audio_name',
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notlike='HDMI', limit=1)
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audio_default = self.Get('os_audio_default')
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if (audio_default != '0' or
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res and res != "0" and audio_default == '0' or
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audio_default != self.Get('os_audio_current')):
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return 'on'
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return 'off'
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class VariableOsAudioCurrent(ReadonlyVariable):
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"""
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Current default audio card
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"""
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def get(self):
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default_card_re = re.compile('defaults.ctl.card\s+(\d+)')
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entry = default_card_re.search(readFile('/etc/asound.conf'))
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if entry and entry.groups()[0] in self.Get('os_audio_id'):
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return entry.groups()[0]
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res = self.Select('os_audio_id', where='os_audio_name',
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notlike='HDMI', limit=1)
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return res or '0'
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class VariableOsAudioDefault(Variable):
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"""
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Current default audio card
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"""
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type = "choice"
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opt = ['--audio']
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def init(self):
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self.label = _("Default audio card")
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self.help = _("set the default audio")
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def get(self):
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return self.Get('os_audio_current')
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def choice(self):
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data = self.Get('os_audio_data')
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if data and data[0]:
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return self.Get('os_audio_data')
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return []
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def uncompatible(self):
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"""
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Audio setting up unavailable for flash installation
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"""
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if self.Get('os_install_root_type') == 'flash':
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return _("Audio configuration unavailable for Flash install")
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if self.Get('os_install_alsa_set') == 'off':
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return \
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_("This distribution does not provide the ALSA sound")
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return ""
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