mirror of
https://github.com/qgis/QGIS.git
synced 2025-02-27 00:33:48 -05:00
a0bd464232
Avoids conversion of names later and gives clearer separation between visible names and internal names
218 lines
9.1 KiB
Python
218 lines
9.1 KiB
Python
# -*- coding: utf-8 -*-
|
|
|
|
"""
|
|
***************************************************************************
|
|
ogr2ogrtabletopostgislist.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. *
|
|
* *
|
|
***************************************************************************
|
|
"""
|
|
from builtins import str
|
|
|
|
__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__ = '$Format:%H$'
|
|
|
|
from qgis.core import QgsSettings
|
|
|
|
from processing.core.parameters import ParameterString
|
|
from processing.core.parameters import ParameterTable
|
|
from processing.core.parameters import ParameterSelection
|
|
from processing.core.parameters import ParameterBoolean
|
|
from processing.core.parameters import ParameterTableField
|
|
|
|
from processing.algs.gdal.GdalAlgorithm import GdalAlgorithm
|
|
from processing.algs.gdal.GdalUtils import GdalUtils
|
|
|
|
from processing.tools.postgis import uri_from_name, GeoDB
|
|
from processing.tools.system import isWindows
|
|
from processing.tools.vector import ogrConnectionString, ogrLayerName
|
|
|
|
|
|
class Ogr2OgrTableToPostGisList(GdalAlgorithm):
|
|
|
|
DATABASE = 'DATABASE'
|
|
INPUT_LAYER = 'INPUT_LAYER'
|
|
SHAPE_ENCODING = 'SHAPE_ENCODING'
|
|
HOST = 'HOST'
|
|
PORT = 'PORT'
|
|
USER = 'USER'
|
|
DBNAME = 'DBNAME'
|
|
PASSWORD = 'PASSWORD'
|
|
SCHEMA = 'SCHEMA'
|
|
TABLE = 'TABLE'
|
|
PK = 'PK'
|
|
PRIMARY_KEY = 'PRIMARY_KEY'
|
|
WHERE = 'WHERE'
|
|
GT = 'GT'
|
|
OVERWRITE = 'OVERWRITE'
|
|
APPEND = 'APPEND'
|
|
ADDFIELDS = 'ADDFIELDS'
|
|
LAUNDER = 'LAUNDER'
|
|
SKIPFAILURES = 'SKIPFAILURES'
|
|
PRECISION = 'PRECISION'
|
|
OPTIONS = 'OPTIONS'
|
|
|
|
def __init__(self):
|
|
GdalAlgorithm.__init__(self)
|
|
self.processing = False
|
|
|
|
def dbConnectionNames(self):
|
|
settings = QgsSettings()
|
|
settings.beginGroup('/PostgreSQL/connections/')
|
|
return settings.childGroups()
|
|
|
|
def name(self):
|
|
return 'importlayertableasgeometrylesstableintopostgresqldatabase'
|
|
|
|
def displayName(self):
|
|
return self.tr('Import layer/table as geometryless table into PostgreSQL database')
|
|
|
|
def group(self):
|
|
return self.tr('Vector miscellaneous')
|
|
|
|
def defineCharacteristics(self):
|
|
self.DB_CONNECTIONS = self.dbConnectionNames()
|
|
self.addParameter(ParameterSelection(self.DATABASE,
|
|
self.tr('Database (connection name)'), self.DB_CONNECTIONS))
|
|
self.addParameter(ParameterTable(self.INPUT_LAYER,
|
|
self.tr('Input layer')))
|
|
self.addParameter(ParameterString(self.SHAPE_ENCODING,
|
|
self.tr('Shape encoding'), "", optional=True))
|
|
self.addParameter(ParameterString(self.SCHEMA,
|
|
self.tr('Schema name'), 'public', optional=True))
|
|
self.addParameter(ParameterString(self.TABLE,
|
|
self.tr('Table name, leave blank to use input name'),
|
|
'', optional=True))
|
|
self.addParameter(ParameterString(self.PK,
|
|
self.tr('Primary key'), 'id', optional=True))
|
|
self.addParameter(ParameterTableField(self.PRIMARY_KEY,
|
|
self.tr('Primary key (existing field, used if the above option is left empty)'),
|
|
self.INPUT_LAYER, optional=True))
|
|
self.addParameter(ParameterString(self.WHERE,
|
|
self.tr('Select features using a SQL "WHERE" statement (Ex: column=\'value\')'),
|
|
'', optional=True))
|
|
self.addParameter(ParameterString(self.GT,
|
|
self.tr('Group N features per transaction (Default: 20000)'),
|
|
'', optional=True))
|
|
self.addParameter(ParameterBoolean(self.OVERWRITE,
|
|
self.tr('Overwrite existing table'), True))
|
|
self.addParameter(ParameterBoolean(self.APPEND,
|
|
self.tr('Append to existing table'), False))
|
|
self.addParameter(ParameterBoolean(self.ADDFIELDS,
|
|
self.tr('Append and add new fields to existing table'), False))
|
|
self.addParameter(ParameterBoolean(self.LAUNDER,
|
|
self.tr('Do not launder columns/table names'), False))
|
|
self.addParameter(ParameterBoolean(self.SKIPFAILURES,
|
|
self.tr('Continue after a failure, skipping the failed record'),
|
|
False))
|
|
self.addParameter(ParameterBoolean(self.PRECISION,
|
|
self.tr('Keep width and precision of input attributes'),
|
|
True))
|
|
self.addParameter(ParameterString(self.OPTIONS,
|
|
self.tr('Additional creation options'), '', optional=True))
|
|
|
|
def processAlgorithm(self, feedback):
|
|
self.processing = True
|
|
GdalAlgorithm.processAlgorithm(self, feedback)
|
|
self.processing = False
|
|
|
|
def getConsoleCommands(self):
|
|
connection = self.DB_CONNECTIONS[self.getParameterValue(self.DATABASE)]
|
|
uri = uri_from_name(connection)
|
|
if self.processing:
|
|
# to get credentials input when needed
|
|
uri = GeoDB(uri=uri).uri
|
|
|
|
inLayer = self.getParameterValue(self.INPUT_LAYER)
|
|
ogrLayer = ogrConnectionString(inLayer)[1:-1]
|
|
shapeEncoding = self.getParameterValue(self.SHAPE_ENCODING)
|
|
schema = str(self.getParameterValue(self.SCHEMA))
|
|
table = str(self.getParameterValue(self.TABLE))
|
|
pk = str(self.getParameterValue(self.PK))
|
|
pkstring = "-lco FID=" + pk
|
|
primary_key = self.getParameterValue(self.PRIMARY_KEY)
|
|
where = str(self.getParameterValue(self.WHERE))
|
|
wherestring = '-where "' + where + '"'
|
|
gt = str(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"
|
|
skipfailures = self.getParameterValue(self.SKIPFAILURES)
|
|
precision = self.getParameterValue(self.PRECISION)
|
|
options = str(self.getParameterValue(self.OPTIONS))
|
|
|
|
arguments = []
|
|
arguments.append('-progress')
|
|
arguments.append('--config PG_USE_COPY YES')
|
|
if len(shapeEncoding) > 0:
|
|
arguments.append('--config')
|
|
arguments.append('SHAPE_ENCODING')
|
|
arguments.append('"' + shapeEncoding + '"')
|
|
arguments.append('-f')
|
|
arguments.append('PostgreSQL')
|
|
arguments.append('PG:"')
|
|
for token in uri.connectionInfo(self.processing).split(' '):
|
|
arguments.append(token)
|
|
arguments.append('active_schema={}'.format(schema or 'public'))
|
|
arguments.append('"')
|
|
arguments.append(ogrLayer)
|
|
arguments.append('-nlt NONE')
|
|
arguments.append(ogrLayerName(inLayer))
|
|
if launder:
|
|
arguments.append(launderstring)
|
|
if append:
|
|
arguments.append('-append')
|
|
if addfields:
|
|
arguments.append('-addfields')
|
|
if overwrite:
|
|
arguments.append('-overwrite')
|
|
if len(pk) > 0:
|
|
arguments.append(pkstring)
|
|
elif primary_key is not None:
|
|
arguments.append("-lco FID=" + primary_key)
|
|
if len(table) == 0:
|
|
table = ogrLayerName(inLayer).lower()
|
|
if schema:
|
|
table = '{}.{}'.format(schema, table)
|
|
arguments.append('-nln')
|
|
arguments.append(table)
|
|
if skipfailures:
|
|
arguments.append('-skipfailures')
|
|
if where:
|
|
arguments.append(wherestring)
|
|
if len(gt) > 0:
|
|
arguments.append('-gt')
|
|
arguments.append(gt)
|
|
if not precision:
|
|
arguments.append('-lco PRECISION=NO')
|
|
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)]
|
|
|
|
return commands
|
|
|
|
def commandName(self):
|
|
return "ogr2ogr"
|