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53 lines
2.0 KiB
Python
53 lines
2.0 KiB
Python
"""
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***************************************************************************
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v_net_flow.py
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---------------------
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Date : December 2015
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Copyright : (C) 2015 by Médéric Ribreux
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Email : medspx at medspx dot fr
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***************************************************************************
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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; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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***************************************************************************
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"""
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__author__ = 'Médéric Ribreux'
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__date__ = 'December 2015'
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__copyright__ = '(C) 2015, Médéric Ribreux'
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from .v_net import incorporatePoints, variableOutput
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def checkParameterValuesBeforeExecuting(alg, parameters, context):
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""" Verify if we have the right parameters """
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params = ['where', 'cats']
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values = []
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for param in params:
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for i in ['source', 'sink']:
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values.append(
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alg.parameterAsString(
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parameters,
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'{}_{}'.format(i, param),
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context
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)
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)
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if (values[0] or values[2]) and (values[1] or values[3]):
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return True, None
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return False, alg.tr('You need to set at least source/sink_where or source/sink_cats parameters for each set!')
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def processCommand(alg, parameters, context, feedback):
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incorporatePoints(alg, parameters, context, feedback)
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def processOutputs(alg, parameters, context, feedback):
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outputParameter = {'output': ['output', 'line', 1, True],
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'cut': ['cut', 'line', 1, True]}
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variableOutput(alg, outputParameter, parameters, context)
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