mirror of
https://github.com/qgis/QGIS.git
synced 2025-02-25 00:58:06 -05:00
110 lines
4.6 KiB
Python
110 lines
4.6 KiB
Python
# -*- coding: utf-8 -*-
|
|
|
|
"""
|
|
***************************************************************************
|
|
GrassAlgorithmProvider.py
|
|
---------------------
|
|
Date : August 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 sextante.grass.nviz import nviz
|
|
|
|
__author__ = 'Victor Olaya'
|
|
__date__ = 'August 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 sextante.core.SextanteConfig import SextanteConfig, Setting
|
|
from sextante.core.AlgorithmProvider import AlgorithmProvider
|
|
from sextante.core.SextanteLog import SextanteLog
|
|
from sextante.grass.GrassUtils import GrassUtils
|
|
from sextante.grass.GrassAlgorithm import GrassAlgorithm
|
|
from sextante.core.SextanteUtils import SextanteUtils
|
|
|
|
class GrassAlgorithmProvider(AlgorithmProvider):
|
|
|
|
def __init__(self):
|
|
AlgorithmProvider.__init__(self)
|
|
self.createAlgsList() #preloading algorithms to speed up
|
|
|
|
def initializeSettings(self):
|
|
AlgorithmProvider.initializeSettings(self)
|
|
if SextanteUtils.isWindows() or SextanteUtils.isMac():
|
|
SextanteConfig.addSetting(Setting(self.getDescription(), GrassUtils.GRASS_FOLDER, "GRASS folder", GrassUtils.grassPath()))
|
|
SextanteConfig.addSetting(Setting(self.getDescription(), GrassUtils.GRASS_WIN_SHELL, "Msys folder", GrassUtils.grassWinShell()))
|
|
SextanteConfig.addSetting(Setting(self.getDescription(), GrassUtils.GRASS_LOG_COMMANDS, "Log execution commands", False))
|
|
SextanteConfig.addSetting(Setting(self.getDescription(), GrassUtils.GRASS_LOG_CONSOLE, "Log console output", False))
|
|
SextanteConfig.addSetting(Setting(self.getDescription(), GrassUtils.GRASS_HELP_FOLDER, "GRASS help folder", GrassUtils.grassHelpPath()))
|
|
|
|
def unload(self):
|
|
AlgorithmProvider.unload(self)
|
|
if SextanteUtils.isWindows() or SextanteUtils.isMac():
|
|
SextanteConfig.removeSetting(GrassUtils.GRASS_FOLDER)
|
|
SextanteConfig.removeSetting(GrassUtils.GRASS_WIN_SHELL)
|
|
SextanteConfig.removeSetting(GrassUtils.GRASS_HELP_FOLDER)
|
|
SextanteConfig.removeSetting(GrassUtils.GRASS_LOG_COMMANDS)
|
|
SextanteConfig.removeSetting(GrassUtils.GRASS_LOG_CONSOLE)
|
|
|
|
def createAlgsList(self):
|
|
self.preloadedAlgs = []
|
|
folder = GrassUtils.grassDescriptionPath()
|
|
for descriptionFile in os.listdir(folder):
|
|
if descriptionFile.endswith("txt"):
|
|
try:
|
|
alg = GrassAlgorithm(os.path.join(folder, descriptionFile))
|
|
if alg.name.strip() != "":
|
|
self.preloadedAlgs.append(alg)
|
|
else:
|
|
SextanteLog.addToLog(SextanteLog.LOG_ERROR, "Could not open GRASS algorithm: " + descriptionFile)
|
|
except Exception,e:
|
|
SextanteLog.addToLog(SextanteLog.LOG_ERROR, "Could not open GRASS algorithm: " + descriptionFile)
|
|
self.preloadedAlgs.append(nviz())
|
|
|
|
def _loadAlgorithms(self):
|
|
self.algs = self.preloadedAlgs
|
|
|
|
def getDescription(self):
|
|
return "GRASS commands"
|
|
|
|
def getName(self):
|
|
return "grass"
|
|
|
|
def getIcon(self):
|
|
return QIcon(os.path.dirname(__file__) + "/../images/grass.png")
|
|
|
|
def getSupportedOutputVectorLayerExtensions(self):
|
|
return ["shp"]
|
|
|
|
def getSupportedOutputRasterLayerExtensions(self):
|
|
return ["tif"]
|
|
|
|
def createDescriptionFiles(self):
|
|
folder = "C:\\descs\\grass"
|
|
i = 0
|
|
for alg in self.preloadedAlgs:
|
|
f = open (os.path.join(folder, alg.name +".txt"), "w")
|
|
f.write(alg.name + "\n")
|
|
f.write(alg.name + "\n")
|
|
f.write(alg.group + "\n")
|
|
for param in alg.parameters:
|
|
f.write(param.serialize() + "\n")
|
|
for out in alg.outputs:
|
|
f.write(out.serialize() + "\n")
|
|
f.close()
|
|
i+=1
|
|
|
|
|