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ede452be85
Algorithms are now passed a QgsProcessingFeedback object instead of the loosely defined progress parameter.
57 lines
2.3 KiB
Python
57 lines
2.3 KiB
Python
# -*- coding: utf-8 -*-
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"""
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***************************************************************************
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PostGISExecuteSQL.py
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---------------------
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Date : October 2012
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Copyright : (C) 2012 by Victor Olaya and Carterix Geomatics
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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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from builtins import str
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__author__ = 'Victor Olaya, Carterix Geomatics'
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__date__ = 'October 2012'
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__copyright__ = '(C) 2012, Victor Olaya, Carterix Geomatics'
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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 qgis.PyQt.QtCore import QSettings
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from processing.core.GeoAlgorithm import GeoAlgorithm
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from processing.core.GeoAlgorithmExecutionException import GeoAlgorithmExecutionException
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from processing.core.parameters import ParameterString
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from processing.tools import postgis
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class PostGISExecuteSQL(GeoAlgorithm):
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DATABASE = 'DATABASE'
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SQL = 'SQL'
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def defineCharacteristics(self):
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self.name, self.i18n_name = self.trAlgorithm('PostGIS execute SQL')
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self.group, self.i18n_group = self.trAlgorithm('Database')
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self.addParameter(ParameterString(self.DATABASE, self.tr('Database')))
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self.addParameter(ParameterString(self.SQL, self.tr('SQL query'), '', True))
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def processAlgorithm(self, feedback):
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connection = self.getParameterValue(self.DATABASE)
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self.db = postgis.GeoDB.from_name(connection)
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sql = self.getParameterValue(self.SQL).replace('\n', ' ')
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try:
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self.db._exec_sql_and_commit(str(sql))
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except postgis.DbError as e:
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raise GeoAlgorithmExecutionException(
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self.tr('Error executing SQL:\n%s') % str(e))
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