2017-12-14 18:04:11 +02:00

99 lines
3.6 KiB
Python

# -*- coding: utf-8 -*-
"""
***************************************************************************
ogr2ogr.py
---------------------
Date : November 2012
Copyright : (C) 2012 by Victor Olaya
Email : volayaf at gmail dot com
***************************************************************************
* *
* 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. *
* *
***************************************************************************
"""
__author__ = 'Victor Olaya'
__date__ = 'November 2012'
__copyright__ = '(C) 2012, Victor Olaya'
# This will get replaced with a git SHA1 when you do a git archive
__revision__ = '$Format:%H$'
import os
from qgis.core import (QgsProcessingException,
QgsProcessingParameterDefinition,
QgsProcessingParameterFeatureSource,
QgsProcessingParameterString,
QgsProcessingParameterVectorDestination)
from processing.algs.gdal.GdalAlgorithm import GdalAlgorithm
from processing.algs.gdal.GdalUtils import GdalUtils
class ogr2ogr(GdalAlgorithm):
INPUT = 'INPUT'
OPTIONS = 'OPTIONS'
OUTPUT = 'OUTPUT'
def __init__(self):
super().__init__()
def initAlgorithm(self, config=None):
self.addParameter(QgsProcessingParameterFeatureSource(self.INPUT,
self.tr('Input layer')))
options_param = QgsProcessingParameterString(self.OPTIONS,
self.tr('Additional creation options'),
defaultValue='',
optional=True)
options_param.setFlags(options_param.flags() | QgsProcessingParameterDefinition.FlagAdvanced)
self.addParameter(options_param)
self.addParameter(QgsProcessingParameterVectorDestination(self.OUTPUT,
self.tr('Converted')))
def name(self):
return 'convertformat'
def displayName(self):
return self.tr('Convert format')
def group(self):
return self.tr('Vector conversion')
def groupId(self):
return 'vectorconversion'
def commandName(self):
return 'ogr2ogr'
def getConsoleCommands(self, parameters, context, feedback, executing=True):
ogrLayer, layerName = self.getOgrCompatibleSource(self.INPUT, parameters, context, feedback, executing)
options = self.parameterAsString(parameters, self.OPTIONS, context)
outFile = self.parameterAsOutputLayer(parameters, self.OUTPUT, context)
output, outputFormat = GdalUtils.ogrConnectionStringAndFormat(outFile, context)
if outputFormat == 'SQLite' and os.path.isfile(output):
raise QgsProcessinException(self.tr('Output file "{}" already exists.'.format(output)))
arguments = []
if outputFormat:
arguments.append('-f {}'.format(outputFormat))
if options:
arguments.append(options)
arguments.append(output)
arguments.append(ogrLayer)
arguments.append(layerName)
return ['ogr2ogr', GdalUtils.escapeAndJoin(arguments)]