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119 lines
4.7 KiB
Python
119 lines
4.7 KiB
Python
# -*- coding: utf-8 -*-
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"""
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***************************************************************************
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SagaAlgorithmProvider.py
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---------------------
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Date : August 2012
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Copyright : (C) 2012 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__ = 'August 2012'
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__copyright__ = '(C) 2012, 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 PyQt4.QtCore import *
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from PyQt4.QtGui import *
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from processing.core.AlgorithmProvider import AlgorithmProvider
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from processing.core.ProcessingConfig import ProcessingConfig, Setting
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from processing.core.ProcessingLog import ProcessingLog
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from SagaAlgorithm import SagaAlgorithm
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from SplitRGBBands import SplitRGBBands
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from RasterCalculator import RasterCalculator
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from SagaUtils import SagaUtils
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from processing.tools.system import *
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class SagaAlgorithmProvider(AlgorithmProvider):
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def __init__(self):
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AlgorithmProvider.__init__(self)
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self.activate = True
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def initializeSettings(self):
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AlgorithmProvider.initializeSettings(self)
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if isWindows():
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ProcessingConfig.addSetting(Setting(self.getDescription(),
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SagaUtils.SAGA_FOLDER, 'SAGA folder',
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SagaUtils.sagaPath()))
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ProcessingConfig.addSetting(Setting(self.getDescription(),
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SagaUtils.SAGA_208,
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'Use SAGA 2.0.8 syntax', True))
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ProcessingConfig.addSetting(Setting(self.getDescription(),
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SagaUtils.SAGA_IMPORT_EXPORT_OPTIMIZATION,
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'Enable SAGA Import/Export optimizations',
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False))
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ProcessingConfig.addSetting(Setting(self.getDescription(),
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SagaUtils.SAGA_LOG_COMMANDS,
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'Log execution commands', True))
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ProcessingConfig.addSetting(Setting(self.getDescription(),
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SagaUtils.SAGA_LOG_CONSOLE,
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'Log console output', True))
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def unload(self):
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AlgorithmProvider.unload(self)
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if isWindows():
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ProcessingConfig.removeSetting(SagaUtils.SAGA_FOLDER)
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ProcessingConfig.removeSetting(SagaUtils.SAGA_LOG_CONSOLE)
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ProcessingConfig.removeSetting(SagaUtils.SAGA_LOG_COMMANDS)
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def _loadAlgorithms(self):
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self.algs = []
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saga208 = ProcessingConfig.getSetting(SagaUtils.SAGA_208)
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folder = SagaUtils.sagaDescriptionPath()
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for descriptionFile in os.listdir(folder):
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if descriptionFile.endswith('txt'):
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if not saga208:
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if descriptionFile.startswith('2.0.8'):
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continue
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else:
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if descriptionFile.startswith('2.1'):
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continue
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try:
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alg = SagaAlgorithm(os.path.join(folder, descriptionFile))
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if alg.name.strip() != '':
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self.algs.append(alg)
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else:
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ProcessingLog.addToLog(ProcessingLog.LOG_ERROR,
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'Could not open SAGA algorithm: '
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+ descriptionFile)
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except Exception, e:
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ProcessingLog.addToLog(ProcessingLog.LOG_ERROR,
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'Could not open SAGA algorithm: '
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+ descriptionFile + '\n' + str(e))
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self.algs.append(SplitRGBBands())
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self.algs.append(RasterCalculator())
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def getDescription(self):
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return 'SAGA'
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def getName(self):
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return 'saga'
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def getSupportedOutputVectorLayerExtensions(self):
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return ['shp']
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def getSupportedOutputRasterLayerExtensions(self):
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return ['tif']
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def getSupportedOutputTableLayerExtensions(self):
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return ['dbf']
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def getIcon(self):
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return QIcon(os.path.dirname(__file__) + '/../../images/saga.png')
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