Alexander Bruy 427adf79bb [processing] TauDEM provider overhaul
- add new TauDEM 5.1.2/5.2 tools: Gage watershed, TWI and Select GT
   Threshold
 - implement support for multifile TauDEM version
 - allow to use single- and multifile versions simultaneously

Work done for Faunalia (http://faunalia.eu)
2015-03-04 14:14:58 +02:00

126 lines
4.4 KiB
Python

# -*- coding: utf-8 -*-
"""
***************************************************************************
TauDEMUtils.py
---------------------
Date : October 2012
Copyright : (C) 2012 by Alexander Bruy
Email : alexander dot bruy 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__ = 'Alexander Bruy'
__date__ = 'October 2012'
__copyright__ = '(C) 2012, Alexander Bruy'
# This will get replaced with a git SHA1 when you do a git archive
__revision__ = '$Format:%H$'
import os
import subprocess
from PyQt4.QtCore import QCoreApplication
from qgis.core import QgsApplication
from processing.core.ProcessingConfig import ProcessingConfig
from processing.core.ProcessingLog import ProcessingLog
from processing.tools.system import isMac
class TauDEMUtils:
TAUDEM_FOLDER = 'TAUDEM_FOLDER'
TAUDEM_MULTIFILE_FOLDER = 'TAUDEM_MULTIFILE_FOLDER'
TAUDEM_USE_SINGLEFILE = 'TAUDEM_USE_SINGLEFILE'
TAUDEM_USE_MULTIFILE = 'TAUDEM_USE_MULTIFILE'
MPIEXEC_FOLDER = 'MPIEXEC_FOLDER'
MPI_PROCESSES = 'MPI_PROCESSES'
@staticmethod
def taudemPath():
folder = ProcessingConfig.getSetting(TauDEMUtils.TAUDEM_FOLDER)
if folder is None:
folder = ''
if isMac():
testfolder = os.path.join(QgsApplication.prefixPath(), 'bin')
if os.path.exists(os.path.join(testfolder, 'slopearea')):
folder = testfolder
else:
testfolder = '/usr/local/bin'
if os.path.exists(os.path.join(testfolder, 'slopearea')):
folder = testfolder
return folder
@staticmethod
def taudemMultifilePath():
folder = ProcessingConfig.getSetting(TauDEMUtils.TAUDEM_MULTIFILE_FOLDER)
if folder is None:
folder = ''
if isMac():
testfolder = os.path.join(QgsApplication.prefixPath(), 'bin')
if os.path.exists(os.path.join(testfolder, 'slopearea')):
folder = testfolder
else:
testfolder = '/usr/local/bin'
if os.path.exists(os.path.join(testfolder, 'slopearea')):
folder = testfolder
return folder
@staticmethod
def mpiexecPath():
folder = ProcessingConfig.getSetting(TauDEMUtils.MPIEXEC_FOLDER)
if folder is None:
folder = ''
if isMac():
testfolder = os.path.join(QgsApplication.prefixPath(), 'bin')
if os.path.exists(os.path.join(testfolder, 'mpiexec')):
folder = testfolder
else:
testfolder = '/usr/local/bin'
if os.path.exists(os.path.join(testfolder, 'mpiexec')):
folder = testfolder
return folder
@staticmethod
def taudemDescriptionPath():
return os.path.normpath(
os.path.join(os.path.dirname(__file__), 'description'))
@staticmethod
def executeTauDEM(command, progress):
loglines = []
loglines.append(TauDEMUtils.tr('TauDEM execution console output'))
fused_command = ''.join(['"%s" ' % c for c in command])
progress.setInfo(TauDEMUtils.tr('TauDEM command:'))
progress.setCommand(fused_command.replace('" "', ' ').strip('"'))
proc = subprocess.Popen(
fused_command,
shell=True,
stdout=subprocess.PIPE,
stdin=open(os.devnull),
stderr=subprocess.STDOUT,
universal_newlines=True,
).stdout
for line in iter(proc.readline, ''):
progress.setConsoleInfo(line)
loglines.append(line)
ProcessingLog.addToLog(ProcessingLog.LOG_INFO, loglines)
@staticmethod
def tr(string, context=''):
if context == '':
context = 'TauDEMUtils'
return QCoreApplication.translate(context, string)