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Add v.what.vect algorithm

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Médéric RIBREUX
Médéric RIBREUX committed Mar 12, 2016
1 parent ae0b48d commit 4dd5fd365a27286d08c2f0715819f53735efafee
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v.what.vect
Uploads vector values at positions of vector points to the table.
Vector (v.*)
ParameterVector|map|Name of vector points map for which to edit attributes|0|False
ParameterTableField|column|Column to be updated with the query result|map|-1|False
ParameterVector|query_map|Vector map to be queried|-1|False
ParameterTableField|query_column|Column to be queried|query_map|-1|False
ParameterNumber|dmax|Maximum query distance in map units|0.0|None|0.0|True
OutputVector|output|Updated
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# -*- coding: utf-8 -*-

"""
***************************************************************************
v_what_vect.py
--------------
Date : March 2016
Copyright : (C) 2016 by Médéric Ribreux
Email : medspx at medspx dot fr
***************************************************************************
* *
* 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__ = 'Médéric Ribreux'
__date__ = 'March 2016'
__copyright__ = '(C) 2016, Médéric Ribreux'

# This will get replaced with a git SHA1 when you do a git archive

__revision__ = '$Format:%H$'


import os


def processCommand(alg):
# exclude output for from_output
output = alg.getOutputFromName('output')
alg.removeOutputFromName('output')

alg.processCommand()
alg.addOutput(output)


def processOutputs(alg):
# We need to add the vector layer to outputs:
out = alg.exportedLayers[alg.getParameterValue('map')]
from_out = alg.getOutputValue('output')
command = u"v.out.ogr -s -e input={} output=\"{}\" format=ESRI_Shapefile output_layer={}".format(
out, os.path.dirname(from_out),
os.path.splitext(os.path.basename(from_out))[0]
)
alg.commands.append(command)
alg.outputCommands.append(command)

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