# -*- coding: utf-8 -*- """ *************************************************************************** ogr2ogrtopostgislist.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 PyQt4.QtCore import * from PyQt4.QtGui import * from qgis.core import * from processing.core.parameters import ParameterVector from processing.core.parameters import ParameterString from processing.core.parameters import ParameterCrs from processing.core.parameters import ParameterSelection from processing.core.parameters import ParameterBoolean from processing.core.parameters import ParameterExtent from processing.tools import dataobjects from processing.algs.qgis import postgis_utils from processing.tools.system import * from processing.algs.gdal.OgrAlgorithm import OgrAlgorithm from processing.algs.gdal.GdalUtils import GdalUtils class Ogr2OgrToPostGisList(OgrAlgorithm): DATABASE = 'DATABASE' INPUT_LAYER = 'INPUT_LAYER' GTYPE = 'GTYPE' GEOMTYPE = ['','NONE','GEOMETRY','POINT','LINESTRING','POLYGON','GEOMETRYCOLLECTION','MULTIPOINT','MULTIPOLYGON','MULTILINESTRING'] S_SRS = 'S_SRS' T_SRS = 'T_SRS' HOST = 'HOST' PORT= 'PORT' USER = 'USER' DBNAME = 'DBNAME' PASSWORD = 'PASSWORD' SCHEMA = 'SCHEMA' TABLE = 'TABLE' PK = 'PK' GEOCOLUMN = 'GEOCOLUMN' DIM = 'DIM' DIMLIST = ['2','3'] SIMPLIFY = 'SIMPLIFY' SEGMENTIZE = 'SEGMENTIZE' SPAT = 'SPAT' CLIP = 'CLIP' WHERE = 'WHERE' GT = 'GT' OVERWRITE = 'OVERWRITE' APPEND = 'APPEND' ADDFIELDS = 'ADDFIELDS' LAUNDER = 'LAUNDER' INDEX = 'INDEX' SKIPFAILURES = 'SKIPFAILURES' OPTIONS = 'OPTIONS' def dbConnectionNames(self): settings = QSettings() settings.beginGroup('/PostgreSQL/connections/') return settings.childGroups() def defineCharacteristics(self): self.name = 'Import Vector into PostGIS database (available connections)' self.group = '[OGR] Miscellaneous' self.DB_CONNECTIONS = self.dbConnectionNames() self.addParameter(ParameterSelection(self.DATABASE, 'Database (connection name)', self.DB_CONNECTIONS)) self.addParameter(ParameterVector(self.INPUT_LAYER, 'Input layer', [ParameterVector.VECTOR_TYPE_ANY], False)) self.addParameter(ParameterSelection(self.GTYPE, 'Output geometry type',self.GEOMTYPE, 5)) self.addParameter(ParameterCrs(self.S_SRS, 'Input CRS (EPSG Code)', 'EPSG:4326')) self.addParameter(ParameterCrs(self.T_SRS, 'Output CRS (EPSG Code)', 'EPSG:4326')) self.addParameter(ParameterString(self.SCHEMA, 'Schema name', 'public', optional=True)) self.addParameter(ParameterString(self.TABLE, 'Table name, leave blank to use input name', '', optional=True)) self.addParameter(ParameterString(self.PK, 'Primary Key', 'id', optional=True)) self.addParameter(ParameterString(self.GEOCOLUMN, 'Geometry column name', 'geom', optional=True)) self.addParameter(ParameterSelection(self.DIM, 'Vector dimensions',self.DIMLIST, 0)) self.addParameter(ParameterString(self.SIMPLIFY, 'Distance tolerance for simplification', '', optional=True)) self.addParameter(ParameterString(self.SEGMENTIZE, 'Maximum distance between 2 nodes (densification)', '', optional=True)) self.addParameter(ParameterExtent(self.SPAT, 'Select features by extent (defined in input layer CRS)')) self.addParameter(ParameterBoolean(self.CLIP, 'Clip the input layer using the above (rectangle) extent', False)) self.addParameter(ParameterString(self.WHERE, 'Select features using a SQL "WHERE" statement (Ex: column="value")', '', optional=True)) self.addParameter(ParameterString(self.GT, 'Group "n" features per transaction (Default: 20000)', '', optional=True)) self.addParameter(ParameterBoolean(self.OVERWRITE, 'Overwrite existing table?', True)) self.addParameter(ParameterBoolean(self.APPEND, 'Append to existing table?', False)) self.addParameter(ParameterBoolean(self.ADDFIELDS, 'Append and add new fields to existing table?', False)) self.addParameter(ParameterBoolean(self.LAUNDER, 'Do not launder columns/table name/s?', False)) self.addParameter(ParameterBoolean(self.INDEX, 'Do not create Spatial Index?', False)) self.addParameter(ParameterBoolean(self.SKIPFAILURES, 'Continue after a failure, skipping the failed feature', False)) self.addParameter(ParameterString(self.OPTIONS, 'Additional creation options', '', optional=True)) def processAlgorithm(self, progress): connection = self.DB_CONNECTIONS[self.getParameterValue(self.DATABASE)] settings = QSettings() mySettings = '/PostgreSQL/connections/' + connection dbname = settings.value(mySettings + '/database') user = settings.value(mySettings + '/username') host = settings.value(mySettings + '/host') port = settings.value(mySettings + '/port') password = settings.value(mySettings + '/password') inLayer = self.getParameterValue(self.INPUT_LAYER) ogrLayer = self.ogrConnectionString(inLayer) ssrs = unicode(self.getParameterValue(self.S_SRS)) tsrs = unicode(self.getParameterValue(self.T_SRS)) schema = unicode(self.getParameterValue(self.SCHEMA)) schemastring = "-lco SCHEMA="+schema table = unicode(self.getParameterValue(self.TABLE)) pk = unicode(self.getParameterValue(self.PK)) pkstring = "-lco FID="+pk geocolumn = unicode(self.getParameterValue(self.GEOCOLUMN)) geocolumnstring = "-lco GEOMETRY_NAME="+geocolumn dim = self.DIMLIST[self.getParameterValue(self.DIM)] dimstring = "-lco DIM="+dim simplify = unicode(self.getParameterValue(self.SIMPLIFY)) segmentize = unicode(self.getParameterValue(self.SEGMENTIZE)) spat = self.getParameterValue(self.SPAT) ogrspat = self.ogrConnectionString(spat) clip = self.getParameterValue(self.CLIP) where = unicode(self.getParameterValue(self.WHERE)) wherestring = "-where '"+where+"'" gt = unicode(self.getParameterValue(self.GT)) overwrite = self.getParameterValue(self.OVERWRITE) append = self.getParameterValue(self.APPEND) addfields = self.getParameterValue(self.ADDFIELDS) launder = self.getParameterValue(self.LAUNDER) launderstring = "-lco LAUNDER=NO" index = self.getParameterValue(self.INDEX) indexstring = "-lco SPATIAL_INDEX=OFF" skipfailures = self.getParameterValue(self.SKIPFAILURES) options = unicode(self.getParameterValue(self.OPTIONS)) arguments = [] arguments.append('-progress') arguments.append('--config PG_USE_COPY YES') arguments.append('-f') arguments.append('PostgreSQL') arguments.append('PG:"host=') arguments.append(host) arguments.append('port=') arguments.append(port) arguments.append('user=') arguments.append(user) arguments.append('dbname=') arguments.append(dbname) arguments.append('password=') arguments.append(password) arguments.append('"') arguments.append(dimstring) arguments.append(ogrLayer) if index: arguments.append(indexstring) if launder: arguments.append(launderstring) if append: arguments.append('-append') if addfields: arguments.append('-addfields') if overwrite: arguments.append('-overwrite') if len(self.GEOMTYPE[self.getParameterValue(self.GTYPE)]) > 0: arguments.append('-nlt') arguments.append(self.GEOMTYPE[self.getParameterValue(self.GTYPE)]) if len(schema) > 0: arguments.append(schemastring) if len(geocolumn) > 0: arguments.append(geocolumnstring) if len(pk) > 0: arguments.append(pkstring) if len(table) > 0: arguments.append('-nln') arguments.append(table) if len(ssrs) > 0: arguments.append('-s_srs') arguments.append(ssrs) if len(tsrs) > 0: arguments.append('-t_srs') arguments.append(tsrs) if len(spat) > 0: regionCoords = ogrspat.split(',') arguments.append('-spat') arguments.append(regionCoords[0]) arguments.append(regionCoords[2]) arguments.append(regionCoords[1]) arguments.append(regionCoords[3]) if clip: arguments.append('-clipsrc spat_extent') if skipfailures: arguments.append('-skipfailures') if where: arguments.append(wherestring) if len(simplify) > 0: arguments.append('-simplify') arguments.append(simplify) if len(segmentize) > 0: arguments.append('-segmentize') arguments.append(segmentize) if len(gt) > 0: arguments.append('-gt') arguments.append(gt) if len(options) > 0: arguments.append(options) commands = [] if isWindows(): commands = ['cmd.exe', '/C ', 'ogr2ogr.exe', GdalUtils.escapeAndJoin(arguments)] else: commands = ['ogr2ogr', GdalUtils.escapeAndJoin(arguments)] GdalUtils.runGdal(commands, progress)