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55 lines
2.0 KiB
Python
55 lines
2.0 KiB
Python
# -*- coding: utf-8 -*-
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"""
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***************************************************************************
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r_reclass.py
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------------
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Date : February 2016
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Copyright : (C) 2016 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__ = 'February 2016'
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__copyright__ = '(C) 2016, Médéric Ribreux'
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# This will get replaced with a git SHA1 when you do a git archive
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__revision__ = '$Format:%H$'
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from processing.tools.system import getTempFilename
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def checkParameterValuesBeforeExecuting(alg, parameters, context):
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""" Verify if we have the right parameters """
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if (alg.parameterAsString(parameters, 'rules', context)
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and alg.parameterAsString(parameters, 'txtrules', context)):
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return alg.tr("You need to set either a rules file or write directly the rules!")
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return None
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def processCommand(alg, parameters, context):
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""" Handle inline rules """
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txtRules = alg.parameterAsString(parameters, 'txtrules', context)
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if txtRules:
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# Creates a temporary txt file
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tempRulesName = getTempFilename()
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# Inject rules into temporary txt file
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with open(tempRulesName, "w") as tempRules:
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tempRules.write(txtRules)
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alg.removeParameter('txtrules')
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parameters['rules'] = tempRulesName
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alg.processCommand(parameters, context)
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