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-rw-r--r--grc/python/convert_hier.py116
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diff --git a/grc/python/convert_hier.py b/grc/python/convert_hier.py
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--- a/grc/python/convert_hier.py
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-"""
-Copyright 2008-2011 Free Software Foundation, Inc.
-This file is part of GNU Radio
-
-GNU Radio Companion 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; either version 2
-of the License, or (at your option) any later version.
-
-GNU Radio Companion 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.
-
-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
-"""
-
-from Constants import BLOCK_DTD
-from .. base import ParseXML
-from .. base import odict
-
-def convert_hier(flow_graph, python_file):
- #extract info from the flow graph
- input_sigs = flow_graph.get_io_signaturev('in')
- output_sigs = flow_graph.get_io_signaturev('out')
- input_msgp = flow_graph.get_msg_pad_sources();
- output_msgp = flow_graph.get_msg_pad_sinks();
- parameters = flow_graph.get_parameters()
- bussink = flow_graph.get_bussink()
- bussrc = flow_graph.get_bussrc()
- bus_struct_sink = flow_graph.get_bus_structure_sink()
- bus_struct_src = flow_graph.get_bus_structure_src()
- block_key = flow_graph.get_option('id')
- block_name = flow_graph.get_option('title') or flow_graph.get_option('id').replace('_', ' ').title()
- block_category = flow_graph.get_option('category')
- block_desc = flow_graph.get_option('description')
- block_author = flow_graph.get_option('author')
- #build the nested data
- block_n = odict()
- block_n['name'] = block_name
- block_n['key'] = block_key
- block_n['category'] = block_category
- block_n['import'] = 'execfile("%s")'%python_file
- #make data
- if parameters: block_n['make'] = '%s(\n %s,\n)'%(
- block_key,
- ',\n '.join(['%s=$%s'%(param.get_id(), param.get_id()) for param in parameters]),
- )
- else: block_n['make'] = '%s()'%block_key
- #callback data
- block_n['callback'] = ['set_%s($%s)'%(param.get_id(), param.get_id()) for param in parameters]
- #param data
- params_n = list()
- for param in parameters:
- param_n = odict()
- param_n['name'] = param.get_param('label').get_value() or param.get_id()
- param_n['key'] = param.get_id()
- param_n['value'] = param.get_param('value').get_value()
- param_n['type'] = 'raw'
- params_n.append(param_n)
- block_n['param'] = params_n
- #sink data stream ports
- if bussink:
- block_n['bus_sink'] = '1';
- if bussrc:
- block_n['bus_source'] = '1';
- block_n['sink'] = list()
- for input_sig in input_sigs:
- sink_n = odict()
- sink_n['name'] = input_sig['label']
- sink_n['type'] = input_sig['type']
- sink_n['vlen'] = var_or_value(input_sig['vlen'], parameters)
- if input_sig['optional']: sink_n['optional'] = '1'
- block_n['sink'].append(sink_n)
- #sink data msg ports
- for input_sig in input_msgp:
- sink_n = odict()
- sink_n['name'] = input_sig.get_param("label").get_value();
- sink_n['type'] = "message"
- sink_n['optional'] = input_sig.get_param("optional").get_value();
- block_n['sink'].append(sink_n)
- #source data stream ports
- block_n['source'] = list()
- if bus_struct_sink:
- block_n['bus_structure_sink'] = bus_struct_sink[0].get_param('struct').get_value();
- if bus_struct_src:
- block_n['bus_structure_source'] = bus_struct_src[0].get_param('struct').get_value();
- for output_sig in output_sigs:
- source_n = odict()
- source_n['name'] = output_sig['label']
- source_n['type'] = output_sig['type']
- source_n['vlen'] = var_or_value(output_sig['vlen'], parameters)
- if output_sig['optional']: source_n['optional'] = '1'
- block_n['source'].append(source_n)
- #source data msg ports
- for output_sig in output_msgp:
- source_n = odict()
- source_n['name'] = output_sig.get_param("label").get_value();
- source_n['type'] = "message"
- source_n['optional'] = output_sig.get_param("optional").get_value();
- block_n['source'].append(source_n)
- #doc data
- block_n['doc'] = "%s\n%s\n%s"%(block_author, block_desc, python_file)
- block_n['grc_source'] = "%s"%(flow_graph.grc_file_path)
- #write the block_n to file
- xml_file = python_file + '.xml'
- ParseXML.to_file({'block': block_n}, xml_file)
- ParseXML.validate_dtd(xml_file, BLOCK_DTD)
-
-
-def var_or_value(name, parameters):
- if name in map(lambda p: p.get_id(), parameters):
- return "$"+name
- return name \ No newline at end of file