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VectorPT_ETR89PTTM06DirInv.py
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VectorPT_ETR89PTTM06DirInv.py
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# -*- coding: utf-8 -*-
"""
***************************************************************************
VectorPT_ETR89PTTM06DirInv.py
---------------------
Date : March 2015
Copyright : (C) 2015 by Giovanni Manghi
Email : giovanni dot manghi at naturalgis dot pt
***************************************************************************
* *
* 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. *
* *
***************************************************************************
Code refactor - epsg strings as list
------------------------------------
Date : August 2015
Copyright : (C) 2015 by Fernando Ribeiro aka The Geocrafter
Email : fernandinand at gmail dot com
***************************************************************************
"""
__author__ = 'Giovanni Manghi'
__date__ = 'March 2015'
__copyright__ = '(C) 2015, Giovanni Manghi'
# This will get replaced with a git SHA1 when you do a git archive
__revision__ = '$Format:%H$'
import inspect
import os
from PyQt4.QtGui import QIcon
from processing.gui.Help2Html import getHtmlFromRstFile
try:
from processing.parameters.ParameterVector import ParameterVector
from processing.parameters.ParameterSelection import ParameterSelection
from processing.outputs.OutputVector import OutputVector
except:
from processing.core.parameters import ParameterVector
from processing.core.parameters import ParameterSelection
from processing.core.outputs import OutputVector
from processing.core.GeoAlgorithm import GeoAlgorithm
from processing.algs.gdal.GdalUtils import GdalUtils
from processing.tools.vector import ogrConnectionString, ogrLayerName
class VectorPT_ETR89PTTM06DirInv(GeoAlgorithm):
INPUT = 'INPUT'
OUTPUT = 'OUTPUT'
TRANSF = 'TRANSF'
TRANSF_OPTIONS = ['Direct: Old Data -> PT-TM06/ETRS89 [EPSG:3763]',
'Inverse: PT-TM06/ETRS89 [EPSG:3763] -> Old Data']
CRS = 'CRS'
CRS_OPTIONS = ['Datum Lisboa [EPSG:20791/EPSG:5018/ESRI:102165]',
'Datum Lisboa Militar [EPSG:20790/ESRI:102164]',
'Datum 73 [EPSG:27493/ESRI:102161]',
'Datum 73 Militar [ESRI:102160]',
u'ED50 UTM 29N [EPSG:23029] (Only grid from José Alberto Gonçalves)']
GRID = 'GRID'
GRID_OPTIONS = [u'José Alberto Gonçalves',
u'Direção-Geral do Territorio']
def getIcon(self):
return QIcon(os.path.dirname(__file__) + '/icons/pt.png')
def help(self):
name = self.commandLineName().split(':')[1].lower()
filename = os.path.join(os.path.dirname(inspect.getfile(self.__class__)), 'help', name + '.rst')
try:
html = getHtmlFromRstFile(filename)
return True, html
except:
return False, None
def defineCharacteristics(self):
self.name = '[PT] Direct and inverse Vector transformation'
self.group = '[PT] Portugal (mainland)'
self.addParameter(ParameterVector(self.INPUT, 'Input vector',
[ParameterVector.VECTOR_TYPE_ANY]))
self.addParameter(ParameterSelection(self.TRANSF, 'Transformation',
self.TRANSF_OPTIONS))
self.addParameter(ParameterSelection(self.CRS, 'Old Datum',
self.CRS_OPTIONS))
self.addParameter(ParameterSelection(self.GRID, 'NTv2 Grid',
self.GRID_OPTIONS))
self.addOutput(OutputVector(self.OUTPUT, 'Output'))
def transfList(self):
return [
[
# Datum Lisboa
['+proj=tmerc +lat_0=39.66666666666666 +lon_0=1 +k=1 +x_0=0 +y_0=0 +ellps=intl +nadgrids=' + os.path.dirname(__file__) + '/grids/ptLX_e89.gsb +wktext +pm=lisbon +units=m +no_defs'],
['+proj=tmerc +lat_0=39.66666666666666 +lon_0=1 +k=1 +x_0=0 +y_0=0 +ellps=intl +nadgrids=' + os.path.dirname(__file__) + '/grids/DLX_ETRS89_geo.gsb +wktext +pm=lisbon +units=m +no_defs'],
['EPSG:20791']
],
[
# Datum Lisboa Militar
['+proj=tmerc +lat_0=39.66666666666666 +lon_0=1 +k=1 +x_0=200000 +y_0=300000 +ellps=intl +nadgrids=' + os.path.dirname(__file__) + '/grids/ptLX_e89.gsb +wktext +pm=lisbon +units=m +no_defs'],
['+proj=tmerc +lat_0=39.66666666666666 +lon_0=1 +k=1 +x_0=200000 +y_0=300000 +ellps=intl +nadgrids=' + os.path.dirname(__file__) + '/grids/DLX_ETRS89_geo.gsb +wktext +pm=lisbon +units=m +no_defs'],
['EPSG:20790']
],
[
# Datum 73
['+proj=tmerc +lat_0=39.66666666666666 +lon_0=-8.131906111111112 +k=1 +x_0=180.598 +y_0=-86.99 +ellps=intl +nadgrids=' + os.path.dirname(__file__) + '/grids/pt73_e89.gsb +wktext +units=m +no_defs'],
['+proj=tmerc +lat_0=39.66666666666666 +lon_0=-8.131906111111112 +k=1 +x_0=180.598 +y_0=-86.99 +ellps=intl +nadgrids=' + os.path.dirname(__file__) + '/grids/D73_ETRS89_geo.gsb +wktext +units=m +no_defs'],
['EPSG:27493']
],
[
# Datum 73 Militar
['+proj=tmerc +lat_0=39.66666666666666 +lon_0=-8.131906111111112 +k=1 +x_0=200180.598 +y_0=299913.01 +ellps=intl +nadgrids=' + os.path.dirname(__file__) + '/grids/pt73_e89.gsb +wktext +units=m +no_defs'],
['+proj=tmerc +lat_0=39.66666666666666 +lon_0=-8.131906111111112 +k=1 +x_0=200180.598 +y_0=299913.01 +ellps=intl +nadgrids=' + os.path.dirname(__file__) + '/grids/D73_ETRS89_geo.gsb +wktext +units=m +no_defs'],
['EPSG:102160']
],
[
# ED50 UTM 29N - Jose Alberto Goncalves
['+proj=utm +zone=29 +ellps=intl +nadgrids=' + os.path.dirname(__file__) + '/grids/ptED_e89.gsb +wktext +units=m +no_defs'],
# Duplicate here...GUI not safe!
['+proj=utm +zone=29 +ellps=intl +nadgrids=' + os.path.dirname(__file__) + '/grids/ptED_e89.gsb +wktext +units=m +no_defs'],
['EPSG:23029']
]
]
def processAlgorithm(self, progress):
doTransf = self.transfList()
inLayer = self.getParameterValue(self.INPUT)
conn = ogrConnectionString(inLayer)[1:-1]
output = self.getOutputFromName(self.OUTPUT)
outFile = output.value
if self.getParameterValue(self.TRANSF) == 0:
# Direct transformation
arguments = ['-s_srs']
arguments.append(str(doTransf[self.getParameterValue(self.CRS)][self.getParameterValue(self.GRID)])[2:-2])
arguments.append('-t_srs')
arguments.append('EPSG:3763')
arguments.append('-f')
arguments.append('ESRI Shapefile')
arguments.append('-lco')
arguments.append('ENCODING=UTF-8')
arguments.append(outFile)
arguments.append(conn)
arguments.append(ogrLayerName(inLayer))
else:
# Inverse transformation
arguments = ['-s_srs']
arguments.append('EPSG:3763')
arguments.append('-t_srs')
arguments.append(str(doTransf[self.getParameterValue(self.CRS)][self.getParameterValue(self.GRID)])[2:-2])
arguments.append('-f')
arguments.append('\"Geojson\"')
arguments.append('/vsistdout/')
arguments.append(conn)
arguments.append(ogrLayerName(inLayer))
arguments.append('-lco')
arguments.append('ENCODING=UTF-8')
arguments.append('|')
arguments.append('ogr2ogr')
arguments.append('-f')
arguments.append('ESRI Shapefile')
arguments.append('-a_srs')
arguments.append(str(doTransf[self.getParameterValue(self.CRS)][2])[2:-2])
arguments.append(outFile)
arguments.append('/vsistdin/')
arguments.append('-lco')
arguments.append('ENCODING=UTF-8')
if os.path.isfile(os.path.dirname(__file__) + '/grids/pt73_e89.gsb') is False:
try:
from urllib import urlretrieve
except ImportError:
from urllib.request import urlretrieve
urlretrieve ("https://github.com/NaturalGIS/ntv2_transformations_grids_and_sample_data/raw/master/pt/pt73_e89.gsb", os.path.dirname(__file__) + "/grids/pt73_e89.gsb")
urlretrieve ("https://github.com/NaturalGIS/ntv2_transformations_grids_and_sample_data/raw/master/pt/ptED_e89.gsb", os.path.dirname(__file__) + "/grids/ptED_e89.gsb")
urlretrieve ("https://github.com/NaturalGIS/ntv2_transformations_grids_and_sample_data/raw/master/pt/ptLB_e89.gsb", os.path.dirname(__file__) + "/grids/ptLB_e89.gsb")
urlretrieve ("https://github.com/NaturalGIS/ntv2_transformations_grids_and_sample_data/raw/master/pt/ptLX_e89.gsb", os.path.dirname(__file__) + "/grids/ptLX_e89.gsb")
urlretrieve ("https://github.com/NaturalGIS/ntv2_transformations_grids_and_sample_data/raw/master/pt/D73_ETRS89_geo.gsb", os.path.dirname(__file__) + "/grids/D73_ETRS89_geo.gsb")
urlretrieve ("https://github.com/NaturalGIS/ntv2_transformations_grids_and_sample_data/raw/master/pt/DLX_ETRS89_geo.gsb", os.path.dirname(__file__) + "/grids/DLX_ETRS89_geo.gsb")
commands = ['ogr2ogr', GdalUtils.escapeAndJoin(arguments)]
GdalUtils.runGdal(commands, progress)