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ede452be85
Algorithms are now passed a QgsProcessingFeedback object instead of the loosely defined progress parameter.
296 lines
13 KiB
Python
296 lines
13 KiB
Python
# -*- coding: utf-8 -*-
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"""
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***************************************************************************
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ogr2ogrtopostgislist.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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from builtins import str
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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 qgis.PyQt.QtCore import QSettings
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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.parameters import ParameterCrs
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from processing.core.parameters import ParameterSelection
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from processing.core.parameters import ParameterBoolean
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from processing.core.parameters import ParameterExtent
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from processing.core.parameters import ParameterTableField
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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.postgis import uri_from_name, GeoDB
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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 Ogr2OgrToPostGisList(GdalAlgorithm):
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DATABASE = 'DATABASE'
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INPUT_LAYER = 'INPUT_LAYER'
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SHAPE_ENCODING = 'SHAPE_ENCODING'
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GTYPE = 'GTYPE'
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GEOMTYPE = ['', 'NONE', 'GEOMETRY', 'POINT', 'LINESTRING', 'POLYGON', 'GEOMETRYCOLLECTION', 'MULTIPOINT', 'MULTIPOLYGON', 'MULTILINESTRING']
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S_SRS = 'S_SRS'
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T_SRS = 'T_SRS'
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A_SRS = 'A_SRS'
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HOST = 'HOST'
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PORT = 'PORT'
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USER = 'USER'
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DBNAME = 'DBNAME'
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PASSWORD = 'PASSWORD'
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SCHEMA = 'SCHEMA'
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TABLE = 'TABLE'
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PK = 'PK'
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PRIMARY_KEY = 'PRIMARY_KEY'
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GEOCOLUMN = 'GEOCOLUMN'
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DIM = 'DIM'
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DIMLIST = ['2', '3']
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SIMPLIFY = 'SIMPLIFY'
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SEGMENTIZE = 'SEGMENTIZE'
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SPAT = 'SPAT'
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CLIP = 'CLIP'
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WHERE = 'WHERE'
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GT = 'GT'
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OVERWRITE = 'OVERWRITE'
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APPEND = 'APPEND'
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ADDFIELDS = 'ADDFIELDS'
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LAUNDER = 'LAUNDER'
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INDEX = 'INDEX'
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SKIPFAILURES = 'SKIPFAILURES'
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PRECISION = 'PRECISION'
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PROMOTETOMULTI = 'PROMOTETOMULTI'
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OPTIONS = 'OPTIONS'
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def __init__(self):
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GdalAlgorithm.__init__(self)
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self.processing = False
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def dbConnectionNames(self):
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settings = QSettings()
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settings.beginGroup('/PostgreSQL/connections/')
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return settings.childGroups()
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def defineCharacteristics(self):
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self.name, self.i18n_name = self.trAlgorithm('Import Vector into PostGIS database (available connections)')
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self.group, self.i18n_group = self.trAlgorithm('[OGR] Miscellaneous')
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self.DB_CONNECTIONS = self.dbConnectionNames()
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self.addParameter(ParameterSelection(self.DATABASE,
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self.tr('Database (connection name)'), self.DB_CONNECTIONS))
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self.addParameter(ParameterVector(self.INPUT_LAYER,
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self.tr('Input layer')))
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self.addParameter(ParameterString(self.SHAPE_ENCODING,
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self.tr('Shape encoding'), "", optional=True))
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self.addParameter(ParameterSelection(self.GTYPE,
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self.tr('Output geometry type'), self.GEOMTYPE, 0))
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self.addParameter(ParameterCrs(self.A_SRS,
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self.tr('Assign an output CRS'), '', optional=True))
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self.addParameter(ParameterCrs(self.T_SRS,
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self.tr('Reproject to this CRS on output '), '', optional=True))
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self.addParameter(ParameterCrs(self.S_SRS,
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self.tr('Override source CRS'), '', optional=True))
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self.addParameter(ParameterString(self.SCHEMA,
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self.tr('Schema name'), 'public', optional=True))
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self.addParameter(ParameterString(self.TABLE,
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self.tr('Table name, leave blank to use input name'),
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'', optional=True))
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self.addParameter(ParameterString(self.PK,
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self.tr('Primary key (new field)'), 'id', optional=True))
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self.addParameter(ParameterTableField(self.PRIMARY_KEY,
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self.tr('Primary key (existing field, used if the above option is left empty)'), self.INPUT_LAYER, optional=True))
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self.addParameter(ParameterString(self.GEOCOLUMN,
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self.tr('Geometry column name'), 'geom', optional=True))
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self.addParameter(ParameterSelection(self.DIM,
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self.tr('Vector dimensions'), self.DIMLIST, 0))
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self.addParameter(ParameterString(self.SIMPLIFY,
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self.tr('Distance tolerance for simplification'),
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'', optional=True))
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self.addParameter(ParameterString(self.SEGMENTIZE,
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self.tr('Maximum distance between 2 nodes (densification)'),
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'', optional=True))
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self.addParameter(ParameterExtent(self.SPAT,
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self.tr('Select features by extent (defined in input layer CRS)')))
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self.addParameter(ParameterBoolean(self.CLIP,
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self.tr('Clip the input layer using the above (rectangle) extent'),
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False))
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self.addParameter(ParameterString(self.WHERE,
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self.tr('Select features using a SQL "WHERE" statement (Ex: column=\'value\')'),
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'', optional=True))
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self.addParameter(ParameterString(self.GT,
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self.tr('Group N features per transaction (Default: 20000)'),
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'', optional=True))
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self.addParameter(ParameterBoolean(self.OVERWRITE,
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self.tr('Overwrite existing table'), True))
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self.addParameter(ParameterBoolean(self.APPEND,
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self.tr('Append to existing table'), False))
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self.addParameter(ParameterBoolean(self.ADDFIELDS,
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self.tr('Append and add new fields to existing table'), False))
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self.addParameter(ParameterBoolean(self.LAUNDER,
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self.tr('Do not launder columns/table names'), False))
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self.addParameter(ParameterBoolean(self.INDEX,
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self.tr('Do not create spatial index'), False))
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self.addParameter(ParameterBoolean(self.SKIPFAILURES,
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self.tr('Continue after a failure, skipping the failed feature'),
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False))
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self.addParameter(ParameterBoolean(self.PROMOTETOMULTI,
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self.tr('Promote to Multipart'),
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True))
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self.addParameter(ParameterBoolean(self.PRECISION,
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self.tr('Keep width and precision of input attributes'),
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True))
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self.addParameter(ParameterString(self.OPTIONS,
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self.tr('Additional creation options'), '', optional=True))
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def processAlgorithm(self, feedback):
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self.processing = True
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GdalAlgorithm.processAlgorithm(self, feedback)
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self.processing = False
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def getConsoleCommands(self):
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connection = self.DB_CONNECTIONS[self.getParameterValue(self.DATABASE)]
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uri = uri_from_name(connection)
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if self.processing:
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# to get credentials input when needed
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uri = GeoDB(uri=uri).uri
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inLayer = self.getParameterValue(self.INPUT_LAYER)
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ogrLayer = ogrConnectionString(inLayer)[1:-1]
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shapeEncoding = self.getParameterValue(self.SHAPE_ENCODING)
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ssrs = self.getParameterValue(self.S_SRS)
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tsrs = self.getParameterValue(self.T_SRS)
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asrs = self.getParameterValue(self.A_SRS)
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schema = self.getParameterValue(self.SCHEMA)
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table = self.getParameterValue(self.TABLE)
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pk = self.getParameterValue(self.PK)
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primary_key = self.getParameterValue(self.PRIMARY_KEY)
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geocolumn = self.getParameterValue(self.GEOCOLUMN)
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dim = self.DIMLIST[self.getParameterValue(self.DIM)]
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simplify = self.getParameterValue(self.SIMPLIFY)
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segmentize = self.getParameterValue(self.SEGMENTIZE)
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spat = self.getParameterValue(self.SPAT)
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clip = self.getParameterValue(self.CLIP)
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where = self.getParameterValue(self.WHERE)
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gt = self.getParameterValue(self.GT)
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overwrite = self.getParameterValue(self.OVERWRITE)
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append = self.getParameterValue(self.APPEND)
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addfields = self.getParameterValue(self.ADDFIELDS)
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launder = self.getParameterValue(self.LAUNDER)
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index = self.getParameterValue(self.INDEX)
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skipfailures = self.getParameterValue(self.SKIPFAILURES)
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promotetomulti = self.getParameterValue(self.PROMOTETOMULTI)
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precision = self.getParameterValue(self.PRECISION)
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options = self.getParameterValue(self.OPTIONS)
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arguments = []
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arguments.append('-progress')
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arguments.append('--config PG_USE_COPY YES')
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if shapeEncoding:
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arguments.append('--config')
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arguments.append('SHAPE_ENCODING')
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arguments.append('"' + shapeEncoding + '"')
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arguments.append('-f')
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arguments.append('PostgreSQL')
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arguments.append('PG:"')
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for token in uri.connectionInfo(self.processing).split(' '):
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arguments.append(token)
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arguments.append('active_schema={}'.format(schema or 'public'))
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arguments.append('"')
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arguments.append("-lco DIM=" + dim)
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arguments.append(ogrLayer)
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arguments.append(ogrLayerName(inLayer))
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if index:
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arguments.append("-lco SPATIAL_INDEX=OFF")
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if launder:
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arguments.append("-lco LAUNDER=NO")
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if append:
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arguments.append('-append')
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if addfields:
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arguments.append('-addfields')
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if overwrite:
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arguments.append('-overwrite')
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if len(self.GEOMTYPE[self.getParameterValue(self.GTYPE)]) > 0:
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arguments.append('-nlt')
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arguments.append(self.GEOMTYPE[self.getParameterValue(self.GTYPE)])
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if geocolumn:
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arguments.append("-lco GEOMETRY_NAME=" + geocolumn)
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if pk:
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arguments.append("-lco FID=" + pk)
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elif primary_key is not None:
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arguments.append("-lco FID=" + primary_key)
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if not table:
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table = ogrLayerName(inLayer).lower()
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if schema:
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table = '{}.{}'.format(schema, table)
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arguments.append('-nln')
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arguments.append(table)
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if ssrs:
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arguments.append('-s_srs')
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arguments.append(ssrs)
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if tsrs:
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arguments.append('-t_srs')
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arguments.append(tsrs)
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if asrs:
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arguments.append('-a_srs')
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arguments.append(asrs)
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if spat:
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regionCoords = spat.split(',')
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arguments.append('-spat')
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arguments.append(regionCoords[0])
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arguments.append(regionCoords[2])
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arguments.append(regionCoords[1])
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arguments.append(regionCoords[3])
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if clip:
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arguments.append('-clipsrc spat_extent')
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if skipfailures:
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arguments.append('-skipfailures')
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if where:
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arguments.append('-where "' + where + '"')
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if simplify:
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arguments.append('-simplify')
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arguments.append(simplify)
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if segmentize:
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arguments.append('-segmentize')
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arguments.append(segmentize)
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if gt:
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arguments.append('-gt')
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arguments.append(gt)
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if promotetomulti:
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arguments.append('-nlt PROMOTE_TO_MULTI')
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if precision is False:
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arguments.append('-lco PRECISION=NO')
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if options:
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arguments.append(options)
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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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