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312 lines
15 KiB
Python
312 lines
15 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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__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.core import (QgsProcessingParameterFeatureSource,
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QgsProcessingParameterString,
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QgsProcessingParameterEnum,
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QgsProcessingParameterCrs,
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QgsProcessingParameterField,
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QgsProcessingParameterExtent,
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QgsProcessingParameterBoolean)
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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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class Ogr2OgrToPostGisList(GdalAlgorithm):
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DATABASE = 'DATABASE'
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INPUT = 'INPUT'
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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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super().__init__()
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def initAlgorithm(self, config=None):
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db_param = QgsProcessingParameterString(
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self.DATABASE,
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self.tr('Database (connection name)'))
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db_param.setMetadata({
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'widget_wrapper': {
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'class': 'processing.gui.wrappers_postgis.ConnectionWidgetWrapper'}})
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self.addParameter(db_param)
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self.addParameter(QgsProcessingParameterFeatureSource(self.INPUT,
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self.tr('Input layer')))
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self.addParameter(QgsProcessingParameterString(self.SHAPE_ENCODING,
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self.tr('Shape encoding'), "", optional=True))
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self.addParameter(QgsProcessingParameterEnum(self.GTYPE,
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self.tr('Output geometry type'), options=self.GEOMTYPE, defaultValue=0))
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self.addParameter(QgsProcessingParameterCrs(self.A_SRS,
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self.tr('Assign an output CRS'), defaultValue='', optional=False))
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self.addParameter(QgsProcessingParameterCrs(self.T_SRS,
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self.tr('Reproject to this CRS on output '), defaultValue='', optional=True))
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self.addParameter(QgsProcessingParameterCrs(self.S_SRS,
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self.tr('Override source CRS'), defaultValue='', optional=True))
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schema_param = QgsProcessingParameterString(
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self.SCHEMA,
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self.tr('Schema (schema name)'), 'public', False, True)
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schema_param.setMetadata({
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'widget_wrapper': {
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'class': 'processing.gui.wrappers_postgis.SchemaWidgetWrapper',
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'connection_param': self.DATABASE}})
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self.addParameter(schema_param)
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table_param = QgsProcessingParameterString(
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self.TABLE,
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self.tr('Table to import to (leave blank to use layer name)'), '', False, True)
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table_param.setMetadata({
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'widget_wrapper': {
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'class': 'processing.gui.wrappers_postgis.TableWidgetWrapper',
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'schema_param': self.SCHEMA}})
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self.addParameter(table_param)
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self.addParameter(QgsProcessingParameterString(self.PK,
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self.tr('Primary key (new field)'), defaultValue='id', optional=True))
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self.addParameter(QgsProcessingParameterField(self.PRIMARY_KEY,
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self.tr('Primary key (existing field, used if the above option is left empty)'), parentLayerParameterName=self.INPUT, optional=True))
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self.addParameter(QgsProcessingParameterString(self.GEOCOLUMN,
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self.tr('Geometry column name'), defaultValue='geom', optional=True))
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self.addParameter(QgsProcessingParameterEnum(self.DIM,
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self.tr('Vector dimensions'), options=self.DIMLIST, defaultValue=0))
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self.addParameter(QgsProcessingParameterString(self.SIMPLIFY,
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self.tr('Distance tolerance for simplification'),
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defaultValue='', optional=True))
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self.addParameter(QgsProcessingParameterString(self.SEGMENTIZE,
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self.tr('Maximum distance between 2 nodes (densification)'),
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defaultValue='', optional=True))
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self.addParameter(QgsProcessingParameterExtent(self.SPAT,
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self.tr('Select features by extent (defined in input layer CRS)'), optional=True))
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self.addParameter(QgsProcessingParameterBoolean(self.CLIP,
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self.tr('Clip the input layer using the above (rectangle) extent'),
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defaultValue=False))
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self.addParameter(QgsProcessingParameterString(self.WHERE,
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self.tr('Select features using a SQL "WHERE" statement (Ex: column=\'value\')'),
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defaultValue='', optional=True))
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self.addParameter(QgsProcessingParameterString(self.GT,
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self.tr('Group N features per transaction (Default: 20000)'),
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defaultValue='', optional=True))
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self.addParameter(QgsProcessingParameterBoolean(self.OVERWRITE,
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self.tr('Overwrite existing table'), defaultValue=True))
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self.addParameter(QgsProcessingParameterBoolean(self.APPEND,
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self.tr('Append to existing table'), defaultValue=False))
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self.addParameter(QgsProcessingParameterBoolean(self.ADDFIELDS,
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self.tr('Append and add new fields to existing table'), defaultValue=False))
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self.addParameter(QgsProcessingParameterBoolean(self.LAUNDER,
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self.tr('Do not launder columns/table names'), defaultValue=False))
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self.addParameter(QgsProcessingParameterBoolean(self.INDEX,
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self.tr('Do not create spatial index'), defaultValue=False))
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self.addParameter(QgsProcessingParameterBoolean(self.SKIPFAILURES,
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self.tr('Continue after a failure, skipping the failed feature'), defaultValue=False))
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self.addParameter(QgsProcessingParameterBoolean(self.PROMOTETOMULTI,
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self.tr('Promote to Multipart'),
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defaultValue=True))
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self.addParameter(QgsProcessingParameterBoolean(self.PRECISION,
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self.tr('Keep width and precision of input attributes'),
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defaultValue=True))
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self.addParameter(QgsProcessingParameterString(self.OPTIONS,
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self.tr('Additional creation options'), defaultValue='', optional=True))
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def name(self):
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return 'importvectorintopostgisdatabaseavailableconnections'
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def displayName(self):
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return self.tr('Import Vector into PostGIS database (available connections)')
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def group(self):
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return self.tr('Vector miscellaneous')
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def groupId(self):
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return 'vectormiscellaneous'
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def getConsoleCommands(self, parameters, context, feedback, executing=True):
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connection = self.parameterAsString(parameters, self.DATABASE, context)
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uri = uri_from_name(connection)
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if executing:
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# to get credentials input when needed
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uri = GeoDB(uri=uri).uri
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ogrLayer, layername = self.getOgrCompatibleSource(self.INPUT, parameters, context, feedback, executing)
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shapeEncoding = self.parameterAsString(parameters, self.SHAPE_ENCODING, context)
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ssrs = self.parameterAsCrs(parameters, self.S_SRS, context)
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tsrs = self.parameterAsCrs(parameters, self.T_SRS, context)
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asrs = self.parameterAsCrs(parameters, self.A_SRS, context)
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table = self.parameterAsString(parameters, self.TABLE, context)
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schema = self.parameterAsString(parameters, self.SCHEMA, context)
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pk = self.parameterAsString(parameters, self.PK, context)
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pkstring = "-lco FID=" + pk
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primary_key = self.parameterAsString(parameters, self.PRIMARY_KEY, context)
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geocolumn = self.parameterAsString(parameters, self.GEOCOLUMN, context)
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geocolumnstring = "-lco GEOMETRY_NAME=" + geocolumn
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dim = self.DIMLIST[self.parameterAsEnum(parameters, self.DIM, context)]
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dimstring = "-lco DIM=" + dim
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simplify = self.parameterAsString(parameters, self.SIMPLIFY, context)
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segmentize = self.parameterAsString(parameters, self.SEGMENTIZE, context)
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spat = self.parameterAsExtent(parameters, self.SPAT, context)
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clip = self.parameterAsBool(parameters, self.CLIP, context)
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where = self.parameterAsString(parameters, self.WHERE, context)
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wherestring = '-where "' + where + '"'
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gt = self.parameterAsString(parameters, self.GT, context)
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overwrite = self.parameterAsBool(parameters, self.OVERWRITE, context)
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append = self.parameterAsBool(parameters, self.APPEND, context)
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addfields = self.parameterAsBool(parameters, self.ADDFIELDS, context)
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launder = self.parameterAsBool(parameters, self.LAUNDER, context)
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launderstring = "-lco LAUNDER=NO"
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index = self.parameterAsBool(parameters, self.INDEX, context)
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indexstring = "-lco SPATIAL_INDEX=OFF"
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skipfailures = self.parameterAsBool(parameters, self.SKIPFAILURES, context)
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promotetomulti = self.parameterAsBool(parameters, self.PROMOTETOMULTI, context)
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precision = self.parameterAsBool(parameters, self.PRECISION, context)
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options = self.parameterAsString(parameters, self.OPTIONS, context)
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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(executing).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(dimstring)
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arguments.append(ogrLayer)
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arguments.append(layername)
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if index:
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arguments.append(indexstring)
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if launder:
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arguments.append(launderstring)
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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.parameterAsEnum(parameters, self.GTYPE, context)]) > 0:
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arguments.append('-nlt')
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arguments.append(self.GEOMTYPE[self.parameterAsEnum(parameters, self.GTYPE, context)])
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if len(geocolumn) > 0:
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arguments.append(geocolumnstring)
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if len(pk) > 0:
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arguments.append(pkstring)
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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 len(table) == 0:
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table = layername.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.isValid():
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arguments.append('-s_srs')
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arguments.append(GdalUtils.gdal_crs_string(ssrs))
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if tsrs.isValid():
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arguments.append('-t_srs')
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arguments.append(GdalUtils.gdal_crs_string(tsrs))
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if asrs.isValid():
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arguments.append('-a_srs')
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arguments.append(GdalUtils.gdal_crs_string(asrs))
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if not spat.isNull():
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arguments.append('-spat')
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arguments.append(spat.xMinimum())
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arguments.append(spat.yMinimum())
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arguments.append(spat.xMaximum())
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arguments.append(spat.yMaximum())
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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(wherestring)
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if len(simplify) > 0:
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arguments.append('-simplify')
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arguments.append(simplify)
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if len(segmentize) > 0:
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arguments.append('-segmentize')
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arguments.append(segmentize)
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if len(gt) > 0:
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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 len(options) > 0:
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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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