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68 lines
2.4 KiB
Python
68 lines
2.4 KiB
Python
# -*- coding: utf-8 -*-
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"""
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***************************************************************************
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PreconfiguredAlgorithm.py
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---------------------
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Date : April 2016
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Copyright : (C) 2016 by Victor Olaya
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Email : volayaf at gmail dot com
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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__ = 'Victor Olaya'
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__date__ = 'April 2016'
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__copyright__ = '(C) 2016, Victor Olaya'
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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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import os
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from processing.core.GeoAlgorithm import GeoAlgorithm
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from processing.core.alglist import algList
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import json
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class PreconfiguredAlgorithm(GeoAlgorithm):
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def __init__(self, descriptionFile):
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self.descriptionFile = descriptionFile
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with open(self.descriptionFile) as f:
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self.description = json.load(f)
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GeoAlgorithm.__init__(self)
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def getCopy(self):
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newone = PreconfiguredAlgorithm(self.descriptionFile)
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newone.outputs = []
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newone.provider = self.provider
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newone.name = self.name
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newone.group = self.group
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return newone
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def commandLineName(self):
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return 'preconfigured:' + os.path.splitext(os.path.basename(self.descriptionFile))[0].lower()
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def defineCharacteristics(self):
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self.name = self.description["name"]
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self.group = self.description["group"]
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self.canRunInBatchMode = False
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self.showInModeler = False
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def execute(self, progress):
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self.alg = algList.getAlgorithm(self.description["algname"]).getCopy()
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for name, value in self.description["parameters"].iteritems():
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self.alg.setParameterValue(name, value)
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for name, value in self.description["outputs"].iteritems():
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self.alg.setOutputValue(name, value)
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self.alg.execute(progress)
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self.outputs = self.alg.outputs
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