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	Also remove OgrAlgorithm base class at it almost completely duplicates GdalAlgorithm class. All affected algorithms updated accordingly.
		
			
				
	
	
		
			94 lines
		
	
	
		
			3.5 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			94 lines
		
	
	
		
			3.5 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
# -*- coding: utf-8 -*-
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"""
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***************************************************************************
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    ogr2ogrclip.py
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    ---------------------
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    Date                 : November 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__ = 'November 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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from processing.core.parameters import ParameterVector
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from processing.core.parameters import ParameterString
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from processing.core.outputs import OutputVector
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from processing.algs.gdal.GdalAlgorithm import GdalAlgorithm
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from processing.algs.gdal.GdalUtils import GdalUtils
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from processing.tools.system import isWindows
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from processing.tools.vector import ogrConnectionString, ogrLayerName
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class Ogr2OgrClip(GdalAlgorithm):
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    OUTPUT_LAYER = 'OUTPUT_LAYER'
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    INPUT_LAYER = 'INPUT_LAYER'
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    CLIP_LAYER = 'CLIP_LAYER'
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    OPTIONS = 'OPTIONS'
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    def defineCharacteristics(self):
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        self.name, self.i18n_name = self.trAlgorithm('Clip vectors by polygon')
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        self.group, self.i18n_group = self.trAlgorithm('[OGR] Geoprocessing')
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        self.addParameter(ParameterVector(self.INPUT_LAYER,
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                                          self.tr('Input layer'), [ParameterVector.VECTOR_TYPE_ANY], False))
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        self.addParameter(ParameterVector(self.CLIP_LAYER,
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                                          self.tr('Clip layer'), [ParameterVector.VECTOR_TYPE_POLYGON], False))
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        self.addParameter(ParameterString(self.OPTIONS,
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                                          self.tr('Additional creation options'), '', optional=True))
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        self.addOutput(OutputVector(self.OUTPUT_LAYER, self.tr('Clipped (polygon)')))
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    def getConsoleCommands(self):
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        inLayer = self.getParameterValue(self.INPUT_LAYER)
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        ogrLayer = ogrConnectionString(inLayer)[1:-1]
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        clipLayer = self.getParameterValue(self.CLIP_LAYER)
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        ogrClipLayer = ogrConnectionString(clipLayer)[1:-1]
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        output = self.getOutputFromName(self.OUTPUT_LAYER)
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        outFile = output.value
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        output = ogrConnectionString(outFile)
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        options = unicode(self.getParameterValue(self.OPTIONS))
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        arguments = []
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        arguments.append('-clipsrc')
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        arguments.append(ogrClipLayer)
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        arguments.append("-clipsrclayer")
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        arguments.append(ogrLayerName(clipLayer))
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        if len(options) > 0:
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            arguments.append(options)
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        arguments.append(output)
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        arguments.append(ogrLayer)
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        arguments.append(ogrLayerName(inLayer))
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        commands = []
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        if isWindows():
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            commands = ['cmd.exe', '/C ', 'ogr2ogr.exe',
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                        GdalUtils.escapeAndJoin(arguments)]
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        else:
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            commands = ['ogr2ogr', GdalUtils.escapeAndJoin(arguments)]
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        return commands
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    def commandName(self):
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        return "ogr2ogr"
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