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[Processing] Add GRASS7 r.reclass inline rules (implements Redmine #5583
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Médéric Ribreux
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Feb 11, 2016
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# -*- coding: utf-8 -*- | ||
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""" | ||
*************************************************************************** | ||
r_reclass.py | ||
------------ | ||
Date : February 2016 | ||
Copyright : (C) 2016 by Médéric Ribreux | ||
Email : medspx at medspx dot fr | ||
*************************************************************************** | ||
* * | ||
* This program 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. * | ||
* * | ||
*************************************************************************** | ||
""" | ||
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__author__ = 'Médéric Ribreux' | ||
__date__ = 'February 2016' | ||
__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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def checkParameterValuesBeforeExecuting(alg): | ||
""" Verify if we have the right parameters """ | ||
if alg.getParameterValue(u'rules') and alg.getParameterValue(u'txtrules'): | ||
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): | ||
""" Handle inline rules """ | ||
txtRules = alg.getParameterValue(u'txtrules') | ||
if txtRules: | ||
raster = alg.getParameterValue(u'input') | ||
output = alg.getOutputFromName(u'output') | ||
alg.exportedLayers[output.value] = output.name + alg.uniqueSufix | ||
if raster: | ||
raster = alg.exportedLayers[raster] | ||
command = u"echo \"{}\" | r.reclass input={} rules=- output={} --overwrite".format( | ||
txtRules, raster, output.name + alg.uniqueSufix) | ||
alg.commands.append(command) | ||
else: | ||
alg.processCommand() |