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68 lines
2.3 KiB
Python
68 lines
2.3 KiB
Python
"""
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Copyright 2016 Free Software Foundation, Inc.
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This file is part of GNU Radio
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GNU Radio Companion is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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GNU Radio Companion 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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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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"""
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from __future__ import absolute_import
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import os
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from os.path import expanduser, normpath, expandvars, exists
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from . import Constants
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class Config(object):
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key = 'grc'
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name = 'GNU Radio Companion (no gui)'
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license = __doc__.strip()
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website = 'http://gnuradio.org'
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hier_block_lib_dir = os.environ.get('GRC_HIER_PATH', Constants.DEFAULT_HIER_BLOCK_LIB_DIR)
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def __init__(self, prefs_file, version, version_parts=None):
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self.prefs = prefs_file
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self.version = version
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self.version_parts = version_parts or version[1:].split('-', 1)[0].split('.')[:3]
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@property
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def block_paths(self):
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path_list_sep = {'/': ':', '\\': ';'}[os.path.sep]
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paths_sources = (
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self.hier_block_lib_dir,
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os.environ.get('GRC_BLOCKS_PATH', ''),
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self.prefs.get_string('grc', 'local_blocks_path', ''),
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self.prefs.get_string('grc', 'global_blocks_path', ''),
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)
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collected_paths = sum((paths.split(path_list_sep)
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for paths in paths_sources), [])
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valid_paths = [normpath(expanduser(expandvars(path)))
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for path in collected_paths if exists(path)]
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return valid_paths
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@property
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def default_flow_graph(self):
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user_default = (
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os.environ.get('GRC_DEFAULT_FLOW_GRAPH') or
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self.prefs.get_string('grc', 'default_flow_graph', '') or
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os.path.join(self.hier_block_lib_dir, 'default_flow_graph.grc')
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)
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return user_default if exists(user_default) else Constants.DEFAULT_FLOW_GRAPH
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