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_LOG_COMMANDS)
SextanteConfig.removeSetting(GrassUtils.GRASS_LOG_CONSOLE)
def executeGrass(commands, progress):
if SextanteUtils.isWindows():
GrassUtils.createGrassScript(commands)
command = ["cmd.exe", "/C ", GrassUtils.grassScriptFilename()]
else:
gisrc = SextanteUtils.userFolder() + os.sep + "sextante.gisrc"
os.putenv("GISRC", gisrc)
os.putenv("GRASS_MESSAGE_FORMAT", "gui")
os.putenv("GRASS_BATCH_JOB", GrassUtils.grassBatchJobFilename())
GrassUtils.createGrassBatchJobFileFromGrassCommands(commands)
os.chmod(GrassUtils.grassBatchJobFilename(), stat.S_IEXEC | stat.S_IREAD | stat.S_IWRITE)
if SextanteUtils.isMac():
command = GrassUtils.grassPath() + os.sep + "grass.sh " + GrassUtils.grassMapsetFolder() + "/user"
else:
command = "grass64 " + GrassUtils.grassMapsetFolder() + "/user"
loglines = []
loglines.append("GRASS execution console output")
proc = subprocess.Popen(command, shell=True, stdout=subprocess.PIPE, stdin=subprocess.PIPE,stderr=subprocess.STDOUT, universal_newlines=True).stdout
for line in iter(proc.readline, ""):
if "GRASS_INFO_PERCENT" in line:
try:
progress.setPercentage(int(line[len("GRASS_INFO_PERCENT")+ 2:]))
except:
pass
else:
loglines.append(line)
progress.setConsoleInfo(line)
if SextanteConfig.getSetting(GrassUtils.GRASS_LOG_CONSOLE):
SextanteLog.addToLog(SextanteLog.LOG_INFO, loglines)
def otbPath():
folder = SextanteConfig.getSetting(OTBUtils.OTB_FOLDER)
if folder == None:
folder = ""
#try to configure the path automatically
if SextanteUtils.isMac():
testfolder = os.path.join(str(QgsApplication.prefixPath()),
"bin")
if os.path.exists(os.path.join(testfolder, "otbcli")):
folder = testfolder
else:
testfolder = "/usr/local/bin"
if os.path.exists(os.path.join(testfolder, "otbcli")):
folder = testfolder
elif SextanteUtils.isWindows():
testfolder = os.path.dirname(str(QgsApplication.prefixPath()))
testfolder = os.path.dirname(testfolder)
testfolder = os.path.join(testfolder, "bin")
path = os.path.join(testfolder, "otbcli.bat")
if os.path.exists(path):
folder = testfolder
else:
testfolder = "/usr/bin"
if os.path.exists(os.path.join(testfolder, "otbcli")):
folder = testfolder
return folder
def otbLibPath():
folder = SextanteConfig.getSetting(OTBUtils.OTB_LIB_FOLDER)
if folder == None:
folder = ""
#try to configure the path automatically
if SextanteUtils.isMac():
testfolder = os.path.join(str(QgsApplication.prefixPath()),
"lib/otb/applications")
if os.path.exists(testfolder):
folder = testfolder
else:
testfolder = "/usr/local/lib/otb/applications"
if os.path.exists(testfolder):
folder = testfolder
elif SextanteUtils.isWindows():
testfolder = os.path.dirname(str(QgsApplication.prefixPath()))
testfolder = os.path.join(testfolder, "orfeotoolbox")
testfolder = os.path.join(testfolder, "applications")
if os.path.exists(testfolder):
folder = testfolder
else:
testfolder = "/usr/lib/otb/applications"
if os.path.exists(testfolder):
folder = testfolder
return folder
def executeGrass(commands, progress):
if SextanteUtils.isWindows():
GrassUtils.createGrassScript(commands)
command = ["cmd.exe", "/C ", GrassUtils.grassScriptFilename()]
else:
gisrc = SextanteUtils.userFolder() + os.sep + "sextante.gisrc"
os.putenv("GISRC", gisrc)
os.putenv("GRASS_MESSAGE_FORMAT", "gui")
os.putenv("GRASS_BATCH_JOB", GrassUtils.grassBatchJobFilename())
GrassUtils.createGrassBatchJobFileFromGrassCommands(commands)
os.chmod(GrassUtils.grassBatchJobFilename(), stat.S_IEXEC | stat.S_IREAD | stat.S_IWRITE)
if SextanteUtils.isMac():
command = GrassUtils.grassPath() + os.sep + "grass.sh " + GrassUtils.grassMapsetFolder() + "/user"
else:
command = "grass64 " + GrassUtils.grassMapsetFolder() + "/user"
loglines = []
loglines.append("GRASS execution console output")
proc = subprocess.Popen(command, shell=True, stdout=subprocess.PIPE, stdin=subprocess.PIPE,stderr=subprocess.STDOUT, universal_newlines=True).stdout
for line in iter(proc.readline, ""):
if "GRASS_INFO_PERCENT" in line:
try:
progress.setPercentage(int(line[len("GRASS_INFO_PERCENT")+ 2:]))
except:
pass
else:
loglines.append(line)
progress.setConsoleInfo(line)
if SextanteConfig.getSetting(GrassUtils.GRASS_LOG_CONSOLE):
SextanteLog.addToLog(SextanteLog.LOG_INFO, loglines)
shutil.rmtree(GrassUtils.grassMapsetFolder(), True)
def checkBeforeOpeningParametersDialog(self):
if SextanteUtils.isWindows():
path = RUtils.RFolder()
if path == "":
return "R folder is not configured.\nPlease configure it before running R scripts."
R_INSTALLED = "R_INSTALLED"
settings = QSettings()
if settings.contains(R_INSTALLED):
return
if SextanteUtils.isWindows():
if SextanteConfig.getSetting(RUtils.R_USE64):
execDir = "x64"
else:
execDir = "i386"
command = [RUtils.RFolder() + os.sep + "bin" + os.sep + execDir + os.sep + "R.exe --version"]
else:
command = ["R --version"]
proc = subprocess.Popen(command, shell=True, stdout=subprocess.PIPE, stdin=subprocess.PIPE,stderr=subprocess.STDOUT, universal_newlines=True).stdout
for line in iter(proc.readline, ""):
if "R version" in line:
settings.setValue(R_INSTALLED, True)
return
return "It seems that R is not correctly installed in your system.\nPlease install it before running R Scripts."
def processAlgorithm(self, progress):
#TODO:check correct num of bands
input = self.getParameterValue(SplitRGBBands.INPUT)
temp = SextanteUtils.getTempFilename()
r = self.getOutputValue(SplitRGBBands.R)
g = self.getOutputValue(SplitRGBBands.G)
b = self.getOutputValue(SplitRGBBands.B)
commands = []
if SextanteUtils.isWindows():
commands.append("io_gdal 0 -GRIDS \"" + temp + "\" -FILES \"" +
input + "\"")
commands.append("io_gdal 1 -GRIDS \"" + temp +
"_0001.sgrd\" -FORMAT 1 -TYPE 0 -FILE \"" + r +
"\"")
commands.append("io_gdal 1 -GRIDS \"" + temp +
"_0002.sgrd\" -FORMAT 1 -TYPE 0 -FILE \"" + g +
"\"")
commands.append("io_gdal 1 -GRIDS \"" + temp +
"_0003.sgrd\" -FORMAT 1 -TYPE 0 -FILE \"" + b +
"\"")
else:
commands.append("libio_gdal 0 -GRIDS \"" + temp + "\" -FILES \"" +
input + "\"")
commands.append("libio_gdal 1 -GRIDS \"" + temp +
"_0001.sgrd\" -FORMAT 1 -TYPE 0 -FILE \"" + r +
"\"")
commands.append("libio_gdal 1 -GRIDS \"" + temp +
"_0002.sgrd\" -FORMAT 1 -TYPE 0 -FILE \"" + g +
"\"")
commands.append("libio_gdal 1 -GRIDS \"" + temp +
"_0003.sgrd\" -FORMAT 1 -TYPE 0 -FILE \"" + b +
"\"")
SagaUtils.createSagaBatchJobFileFromSagaCommands(commands)
SagaUtils.executeSaga(progress)
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_LOG_COMMANDS)
SextanteConfig.removeSetting(GrassUtils.GRASS_LOG_CONSOLE)
def exportRasterLayer(self, layer):
destFilename = SextanteUtils.getTempFilenameInTempFolder(os.path.basename(layer)[0:5] + ".sgrd")
self.exportedLayers[layer] = destFilename
if SextanteUtils.isWindows() or SextanteUtils.isMac():
return 'io_gdal 0 -GRIDS "' + destFilename + '" -FILES "' + layer + '"'
else:
return 'libio_gdal 0 -GRIDS "' + destFilename + '" -FILES "' + layer + '"'
def exportRasterLayer(self, layer):
destFilename = SextanteUtils.getTempFilename("sgrd")
self.exportedLayers[layer]= destFilename
if SextanteUtils.isWindows():
return "io_gdal 0 -GRIDS \"" + destFilename + "\" -FILES \"" + layer+"\""
else:
return "libio_gdal 0 -GRIDS \"" + destFilename + "\" -FILES \"" + layer + "\""
def checkBeforeOpeningParametersDialog(self):
if SextanteUtils.isWindows():
path = RUtils.RFolder()
if path == "":
return "R folder is not configured.\nPlease configure it before running R scripts."
R_INSTALLED = "R_INSTALLED"
settings = QSettings()
if settings.contains(R_INSTALLED):
return
if SextanteUtils.isWindows():
if SextanteConfig.getSetting(RUtils.R_USE64):
execDir = "x64"
else:
execDir = "i386"
command = [
RUtils.RFolder() + os.sep + "bin" + os.sep + execDir + os.sep +
"R.exe --version"
]
else:
command = ["R --version"]
proc = subprocess.Popen(command,
shell=True,
stdout=subprocess.PIPE,
stdin=subprocess.PIPE,
stderr=subprocess.STDOUT,
universal_newlines=True).stdout
for line in iter(proc.readline, ""):
if "R version" in line:
settings.setValue(R_INSTALLED, True)
return
return "It seems that R is not correctly installed in your system.\nPlease install it before running R Scripts."
def checkRIsInstalled(ignoreRegistrySettings=False):
if SextanteUtils.isWindows():
path = RUtils.RFolder()
if path == "":
return "R folder is not configured.\nPlease configure it before running R scripts."
R_INSTALLED = "R_INSTALLED"
settings = QSettings()
if not ignoreRegistrySettings:
if settings.contains(R_INSTALLED):
return
if SextanteUtils.isWindows():
if SextanteConfig.getSetting(RUtils.R_USE64):
execDir = "x64"
else:
execDir = "i386"
command = [RUtils.RFolder() + os.sep + "bin" + os.sep + execDir + os.sep + "R.exe", "--version"]
else:
command = ["R --version"]
proc = subprocess.Popen(command, shell=True, stdout=subprocess.PIPE, stdin=subprocess.PIPE,stderr=subprocess.STDOUT, universal_newlines=True).stdout
for line in iter(proc.readline, ""):
if "R version" in line:
settings.setValue(R_INSTALLED, True)
return
html = ("<p>This algorithm requires R to be run."
"Unfortunately, it seems that R is not installed in your system, or it is not correctly configured to be used from QGIS</p>"
'<p><a href= "http://docs.qgis.org/2.0/html/en/docs/user_manual/sextante/3rdParty.html">Click here</a>'
'to know more about how to install and configure R to be used with SEXTANTE</p>')
return html
def otbPath():
folder = SextanteConfig.getSetting(OTBUtils.OTB_FOLDER)
if folder == None:
folder = ""
#try to configure the path automatically
if SextanteUtils.isMac():
testfolder = os.path.join(str(QgsApplication.prefixPath()), "bin")
if os.path.exists(os.path.join(testfolder, "otbcli")):
folder = testfolder
else:
testfolder = "/usr/local/bin"
if os.path.exists(os.path.join(testfolder, "otbcli")):
folder = testfolder
elif SextanteUtils.isWindows():
testfolder = os.path.dirname(str(QgsApplication.prefixPath()))
testfolder = os.path.dirname(testfolder)
testfolder = os.path.join(testfolder, "bin")
path = os.path.join(testfolder, "otbcli.bat")
if os.path.exists(path):
folder = testfolder
else:
testfolder = "/usr/bin"
if os.path.exists(os.path.join(testfolder, "otbcli")):
folder = testfolder
return folder
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_AUTO_REGION, "Use min covering region", True))
SextanteConfig.addSetting(
Setting(self.getDescription(), GrassUtils.GRASS_LATLON,
"Coordinates are lat/lon", False))
#=======================================================================
# SextanteConfig.addSetting(Setting(self.getDescription(), GrassUtils.GRASS_REGION_XMIN, "GRASS Region min x", 0))
# SextanteConfig.addSetting(Setting(self.getDescription(), GrassUtils.GRASS_REGION_YMIN, "GRASS Region min y", 0))
# SextanteConfig.addSetting(Setting(self.getDescription(), GrassUtils.GRASS_REGION_XMAX, "GRASS Region max x", 1000))
# SextanteConfig.addSetting(Setting(self.getDescription(), GrassUtils.GRASS_REGION_YMAX, "GRASS Region max y", 1000))
# SextanteConfig.addSetting(Setting(self.getDescription(), GrassUtils.GRASS_REGION_CELLSIZE, "GRASS Region cellsize", 100))
#=======================================================================
SextanteConfig.addSetting(
Setting(self.getDescription(), GrassUtils.GRASS_HELP_FOLDER,
"GRASS help folder", GrassUtils.grassHelpPath()))
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))
def processAlgorithm(self, progress):
#TODO:check correct num of bands
input = self.getParameterValue(SplitRGBBands.INPUT)
temp = SextanteUtils.getTempFilename(None).replace('.','');
basename = os.path.basename(temp)
validChars = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789"
safeBasename = ''.join(c for c in basename if c in validChars)
temp = os.path.join(os.path.dirname(temp), safeBasename)
r = self.getOutputValue(SplitRGBBands.R)
g = self.getOutputValue(SplitRGBBands.G)
b = self.getOutputValue(SplitRGBBands.B)
commands = []
if SextanteUtils.isWindows():
commands.append("io_gdal 0 -GRIDS \"" + temp + "\" -FILES \"" + input+"\"")
commands.append("io_gdal 1 -GRIDS \"" + temp + "_0001.sgrd\" -FORMAT 1 -TYPE 0 -FILE \"" + r + "\"");
commands.append("io_gdal 1 -GRIDS \"" + temp + "_0002.sgrd\" -FORMAT 1 -TYPE 0 -FILE \"" + g + "\"");
commands.append("io_gdal 1 -GRIDS \"" + temp + "_0003.sgrd\" -FORMAT 1 -TYPE 0 -FILE \"" + b + "\"");
else:
commands.append("libio_gdal 0 -GRIDS \"" + temp + "\" -FILES \"" + input + "\"")
commands.append("libio_gdal 1 -GRIDS \"" + temp + "_0001.sgrd\" -FORMAT 1 -TYPE 0 -FILE \"" + r + "\"");
commands.append("libio_gdal 1 -GRIDS \"" + temp + "_0002.sgrd\" -FORMAT 1 -TYPE 0 -FILE \"" + g + "\"");
commands.append("libio_gdal 1 -GRIDS \"" + temp + "_0003.sgrd\" -FORMAT 1 -TYPE 0 -FILE \"" + b + "\"");
SagaUtils.createSagaBatchJobFileFromSagaCommands(commands)
SagaUtils.executeSaga(progress);
def exportRasterLayer(self, layer):
destFilename = SextanteUtils.getTempFilename("sgrd")
self.exportedLayers[layer] = destFilename
if SextanteUtils.isWindows():
return "io_gdal 0 -GRIDS \"" + destFilename + "\" -FILES \"" + layer + "\""
else:
return "libio_gdal 0 -GRIDS \"" + destFilename + "\" -FILES \"" + layer + "\""
def exportRasterLayer(self, layer):
destFilename = SextanteUtils.getTempFilenameInTempFolder(
os.path.basename(layer)[0:5] + ".sgrd")
self.exportedLayers[layer] = destFilename
if SextanteUtils.isWindows() or SextanteUtils.isMac():
return "io_gdal 0 -GRIDS \"" + destFilename + "\" -FILES \"" + layer + "\""
else:
return "libio_gdal 0 -GRIDS \"" + destFilename + "\" -FILES \"" + layer + "\""
def sagaBatchJobFilename():
if SextanteUtils.isWindows():
filename = "saga_batch_job.bat"
else:
filename = "saga_batch_job.sh"
batchfile = SextanteUtils.userFolder() + os.sep + filename
return batchfile
def sagaBatchJobFilename():
if SextanteUtils.isWindows():
filename = "saga_batch_job.bat";
else:
filename = "saga_batch_job.sh";
batchfile = SextanteUtils.userFolder() + os.sep + filename
return batchfile
def test_SagaRasterAlgorithmWithUnsupportedOutputFormat(self):
outputs=sextante.runalg("saga:convergenceindex",raster(),0,0,SextanteUtils.getTempFilename("img"))
output=outputs['RESULT']
self.assertTrue(os.path.isfile(output))
dataset=gdal.Open(output, GA_ReadOnly)
strhash=hash(str(dataset.ReadAsArray(0).tolist()))
self.assertEqual(strhash, 485390137)
def unload(self):
self.toolbox.setVisible(False)
self.menu.deleteLater()
#delete temporary output files
folder = SextanteUtils.tempFolder()
if QDir(folder).exists():
shutil.rmtree(folder, True)
def createGrassScript(commands):
folder = GrassUtils.grassPath()
shell = GrassUtils.grassWinShell()
script = GrassUtils.grassScriptFilename()
gisrc = SextanteUtils.userFolder() + os.sep + "sextante.gisrc"
#temporary gisrc file
output = open(gisrc, "w")
location = "temp_location"
gisdbase = GrassUtils.grassDataFolder()
#gisdbase = os.path.join(os.path.expanduser("~"), "sextante", "tempdata", "grassdata")
output.write("GISDBASE: " + gisdbase + "\n")
output.write("LOCATION_NAME: " + location + "\n")
output.write("MAPSET: PERMANENT \n")
output.write("GRASS_GUI: text\n")
output.close()
output = open(script, "w")
output.write("set HOME=" + os.path.expanduser("~") + "\n")
output.write("set GISRC=" + gisrc + "\n")
output.write("set GRASS_SH=" + shell + "\\bin\\sh.exe\n")
output.write("set PATH=" + shell + os.sep + "bin;" + shell + os.sep +
"lib;" + "%PATH%\n")
output.write("set WINGISBASE=" + folder + "\n")
output.write("set GISBASE=" + folder + "\n")
output.write("set GRASS_PROJSHARE=" + folder + os.sep + "share" +
os.sep + "proj" + "\n")
output.write("set GRASS_MESSAGE_FORMAT=gui\n")
#Replacement code for etc/Init.bat
output.write(
"if \"%GRASS_ADDON_PATH%\"==\"\" set PATH=%WINGISBASE%\\bin;%WINGISBASE%\\lib;%PATH%\n"
)
output.write(
"if not \"%GRASS_ADDON_PATH%\"==\"\" set PATH=%WINGISBASE%\\bin;%WINGISBASE%\\lib;%GRASS_ADDON_PATH%;%PATH%\n"
)
output.write("\n")
output.write("set GRASS_VERSION=" + GrassUtils.getGrassVersion() +
"\n")
output.write("if not \"%LANG%\"==\"\" goto langset\n")
output.write(
"FOR /F \"usebackq delims==\" %%i IN (`\"%WINGISBASE%\\etc\\winlocale\"`) DO @set LANG=%%i\n"
)
output.write(":langset\n")
output.write("\n")
output.write("set PATHEXT=%PATHEXT%;.PY\n")
output.write(
"set PYTHONPATH=%PYTHONPATH%;%WINGISBASE%\\etc\\python;%WINGISBASE%\\etc\\wxpython\\n"
)
output.write("\n")
output.write("g.gisenv.exe set=\"MAPSET=PERMANENT\"\n")
output.write("g.gisenv.exe set=\"LOCATION=" + location + "\"\n")
output.write("g.gisenv.exe set=\"LOCATION_NAME=" + location + "\"\n")
output.write("g.gisenv.exe set=\"GISDBASE=" + gisdbase + "\"\n")
output.write("g.gisenv.exe set=\"GRASS_GUI=text\"\n")
for command in commands:
output.write(command + "\n")
output.write("\n")
output.write("exit\n")
output.close()
def exportVectorLayer(layer):
'''Takes a QgsVectorLayer and returns the filename to refer to it, which allows external
apps which support only file-based layers to use it. It performs the necessary export
in case the input layer is not in a standard format suitable for most applications, it is
a remote one or db-based (non-file based) one, or if there is a selection and it should be
used, exporting just the selected features.
Currently, the output is restricted to shapefiles, so anything that is not in a shapefile
will get exported'''
settings = QSettings()
systemEncoding = settings.value( "/UI/encoding", "System" ).toString()
output = SextanteUtils.getTempFilename("shp")
provider = layer.dataProvider()
allAttrs = provider.attributeIndexes()
provider.select( allAttrs )
useSelection = SextanteConfig.getSetting(SextanteConfig.USE_SELECTED)
if useSelection and layer.selectedFeatureCount() != 0:
writer = QgsVectorFileWriter( output, systemEncoding,provider.fields(), provider.geometryType(), provider.crs() )
selection = layer.selectedFeatures()
for feat in selection:
writer.addFeature(feat)
del writer
return output
else:
if (not unicode(layer.source()).endswith("shp")):
writer = QgsVectorFileWriter( output, systemEncoding,provider.fields(), provider.geometryType(), provider.crs() )
feat = QgsFeature()
while provider.nextFeature(feat):
writer.addFeature(feat)
del writer
return output
else:
return unicode(layer.source())
def test_gdalogrsieveWithUnsupportedOutputFormat(self):
outputs=sextante.runalg("gdalogr:sieve",raster(),2,0, SextanteUtils.getTempFilename("img"))
output=outputs['dst_filename']
self.assertTrue(os.path.isfile(output))
dataset=gdal.Open(output, GA_ReadOnly)
strhash=hash(str(dataset.ReadAsArray(0).tolist()))
self.assertEqual(strhash,-1353696889)
def checkSagaIsInstalled(ignoreRegistrySettings=False):
if SextanteUtils.isWindows():
path = SagaUtils.sagaPath()
if path == "":
return "SAGA folder is not configured.\nPlease configure it before running SAGA algorithms."
cmdpath = os.path.join(path, "saga_cmd.exe")
if not os.path.exists(cmdpath):
return (
"The specified SAGA folder does not contain a valid SAGA executable.\n"
+
"Please, go to the SEXTANTE settings dialog, and check that the SAGA\n"
+ "folder is correctly configured")
settings = QSettings()
SAGA_INSTALLED = "/SextanteQGIS/SagaInstalled"
if not ignoreRegistrySettings:
if settings.contains(SAGA_INSTALLED):
return
try:
from sextante import runalg
result = runalg("saga:thiessenpolygons", points(), None)
if not os.path.exists(result['POLYGONS']):
return "It seems that SAGA is not correctly installed in your system.\nPlease install it before running SAGA algorithms."
except:
s = traceback.format_exc()
return "Error while checking SAGA installation. SAGA might not be correctly configured.\n" + s
settings.setValue(SAGA_INSTALLED, True)
def checkGrassIsInstalled(ignoreRegistrySettings=False):
if SextanteUtils.isWindows():
path = GrassUtils.grassPath()
if path == "":
return "GRASS folder is not configured.\nPlease configure it before running SAGA algorithms."
cmdpath = os.path.join(path, "bin","r.out.gdal.exe")
if not os.path.exists(cmdpath):
return ("The specified GRASS folder does not contain a valid set of GRASS modules.\n"
+ "Please, go to the SEXTANTE settings dialog, and check that the GRASS\n"
+ "folder is correctly configured")
settings = QSettings()
GRASS_INSTALLED = "/SextanteQGIS/GrassInstalled"
if not ignoreRegistrySettings:
if settings.contains(GRASS_INSTALLED):
return
try:
from sextante import runalg
result = runalg("grass:v.voronoi", points(),False,False,"270778.60198,270855.745301,4458921.97814,4458983.8488",-1,0.0001, 0, None)
if not os.path.exists(result['output']):
return "It seems that GRASS is not correctly installed and configured in your system.\nPlease install it before running GRASS algorithms."
except:
s = traceback.format_exc()
return "Error while checking GRASS installation. GRASS might not be correctly configured.\n" + s;
settings.setValue(GRASS_INSTALLED, True)
def modelsFolder():
folder = SextanteConfig.getSetting(ModelerUtils.MODELS_FOLDER)
if folder == None:
folder = unicode(os.path.join(SextanteUtils.userFolder(), "models"))
mkdir(folder)
return os.path.abspath(folder)
def exportTable(table):
'''Takes a QgsVectorLayer and returns the filename to refer to its attributes table,
which allows external apps which support only file-based layers to use it.
It performs the necessary export in case the input layer is not in a standard format
suitable for most applications, it isa remote one or db-based (non-file based) one
Currently, the output is restricted to dbf.
It also export to a new file if the original one contains non-ascii characters'''
settings = QSettings()
systemEncoding = settings.value("/UI/encoding", "System")
output = SextanteUtils.getTempFilename("dbf")
provider = table.dataProvider()
isASCII = True
try:
unicode(table.source()).decode("ascii")
except UnicodeEncodeError:
isASCII = False
isDbf = unicode(table.source()).endswith("dbf") or unicode(
table.source()).endswith("shp")
if (not isDbf or not isASCII):
writer = QgsVectorFileWriter(output, systemEncoding,
provider.fields(), QGis.WKBNoGeometry,
layer.crs())
for feat in table.getFeatures():
writer.addFeature(feat)
del writer
return output
else:
filename = unicode(table.source())
if unicode(table.source()).endswith("shp"):
return filename[:-3] + "dbf"
else:
return filename
def executeSaga(progress):
if SextanteUtils.isWindows():
command = ["cmd.exe", "/C ", SagaUtils.sagaBatchJobFilename()]
else:
os.chmod(SagaUtils.sagaBatchJobFilename(), stat.S_IEXEC | stat.S_IREAD | stat.S_IWRITE)
command = [SagaUtils.sagaBatchJobFilename()]
loglines = []
loglines.append("SAGA execution console output")
proc = subprocess.Popen(
command,
shell=True,
stdout=subprocess.PIPE,
stdin=subprocess.PIPE,
stderr=subprocess.STDOUT,
universal_newlines=True,
).stdout
for line in iter(proc.readline, ""):
if "%" in line:
s = "".join([x for x in line if x.isdigit()])
try:
progress.setPercentage(int(s))
except:
pass
else:
line = line.strip()
if line != "/" and line != "-" and line != "\\" and line != "|":
loglines.append(line)
progress.setConsoleInfo(line)
if SextanteConfig.getSetting(SagaUtils.SAGA_LOG_CONSOLE):
SextanteLog.addToLog(SextanteLog.LOG_INFO, loglines)
def executeRAlgorithm(alg, progress):
RUtils.verboseCommands = alg.getVerboseCommands()
RUtils.createRScriptFromRCommands(alg.getFullSetOfRCommands())
if SextanteUtils.isWindows():
command = [
RUtils.RFolder() + os.sep + "bin" + os.sep + "R.exe", "CMD",
"BATCH", "--vanilla",
RUtils.getRScriptFilename(),
RUtils.getConsoleOutputFilename()
]
else:
os.chmod(RUtils.getRScriptFilename(),
stat.S_IEXEC | stat.S_IREAD | stat.S_IWRITE)
command = "R CMD BATCH --vanilla " + RUtils.getRScriptFilename(
) + " " + RUtils.getConsoleOutputFilename()
proc = subprocess.Popen(command,
shell=True,
stdout=subprocess.PIPE,
stdin=subprocess.PIPE,
stderr=subprocess.STDOUT,
universal_newlines=True)
proc.wait()
RUtils.createConsoleOutput()
loglines = []
loglines.append("R execution console output")
loglines += RUtils.allConsoleResults
for line in loglines:
progress.setConsoleInfo(line)
SextanteLog.addToLog(SextanteLog.LOG_INFO, loglines)
def WpsDescriptionFolder():
folder = SextanteConfig.getSetting(
WpsAlgorithmProvider.WPS_DESCRIPTIONS)
if folder == None:
folder = unicode(os.path.join(SextanteUtils.userFolder(), "wps"))
mkdir(folder)
return os.path.abspath(folder)
def unload(self):
self.toolbox.setVisible(False)
self.menu.deleteLater()
#delete temporary output files
folder = SextanteUtils.tempFolder()
if QDir(folder).exists():
shutil.rmtree(folder, True)
def exportTable( table):
'''Takes a QgsVectorLayer and returns the filename to refer to its attributes table,
which allows external apps which support only file-based layers to use it.
It performs the necessary export in case the input layer is not in a standard format
suitable for most applications, it isa remote one or db-based (non-file based) one
Currently, the output is restricted to dbf.
It also export to a new file if the original one contains non-ascii characters'''
settings = QSettings()
systemEncoding = settings.value( "/UI/encoding", "System" )
output = SextanteUtils.getTempFilename("dbf")
provider = table.dataProvider()
isASCII=True
try:
unicode(table.source()).decode("ascii")
except UnicodeEncodeError:
isASCII=False
isDbf = unicode(table.source()).endswith("dbf") or unicode(table.source()).endswith("shp")
if (not isDbf or not isASCII):
writer = QgsVectorFileWriter( output, systemEncoding, provider.fields(), QGis.WKBNoGeometry, layer.crs() )
for feat in table.getFeatures():
writer.addFeature(feat)
del writer
return output
else:
filename = unicode(table.source())
if unicode(table.source()).endswith("shp"):
return filename[:-3] + "dbf"
else:
return filename
def exportVectorLayer(layer):
'''Takes a QgsVectorLayer and returns the filename to refer to it, which allows external
apps which support only file-based layers to use it. It performs the necessary export
in case the input layer is not in a standard format suitable for most applications, it is
a remote one or db-based (non-file based) one, or if there is a selection and it should be
used, exporting just the selected features.
Currently, the output is restricted to shapefiles, so anything that is not in a shapefile
will get exported.
It also export to a new file if the original one contains non-ascii characters'''
settings = QSettings()
systemEncoding = settings.value( "/UI/encoding", "System" ).toString()
output = SextanteUtils.getTempFilename("shp")
provider = layer.dataProvider()
useSelection = SextanteConfig.getSetting(SextanteConfig.USE_SELECTED)
if useSelection and layer.selectedFeatureCount() != 0:
writer = QgsVectorFileWriter(output, systemEncoding, layer.pendingFields(), provider.geometryType(), layer.crs())
selection = layer.selectedFeatures()
for feat in selection:
writer.addFeature(feat)
del writer
return output
else:
isASCII=True
try:
unicode(layer.source()).decode("ascii")
except UnicodeEncodeError:
isASCII=False
if (not unicode(layer.source()).endswith("shp") or not isASCII):
writer = QgsVectorFileWriter( output, systemEncoding, layer.pendingFields(), provider.geometryType(), layer.crs() )
for feat in layer.getFeatures():
writer.addFeature(feat)
del writer
return output
else:
return unicode(layer.source())
def test_gdalogrogr2ogrWrongExtension(self):
outputs = sextante.runalg("gdalogr:ogr2ogr", union(), 3, "",
SextanteUtils.getTempFilename("wrongext"))
output = outputs['OUTPUT_LAYER']
layer = QGisLayers.getObjectFromUri(output, True)
fields = layer.pendingFields()
expectednames = [
'id', 'poly_num_a', 'poly_st_a', 'id_2', 'poly_num_b', 'poly_st_b'
]
expectedtypes = [
'Integer', 'Real', 'String', 'Integer', 'Real', 'String'
]
names = [str(f.name()) for f in fields]
types = [str(f.typeName()) for f in fields]
self.assertEqual(expectednames, names)
self.assertEqual(expectedtypes, types)
features = sextante.getfeatures(layer)
self.assertEqual(8, len(features))
feature = features.next()
attrs = feature.attributes()
expectedvalues = ["1", "1.1", "string a", "2", "1", "string a"]
values = [str(attr) for attr in attrs]
self.assertEqual(expectedvalues, values)
wkt = 'POLYGON((270807.08580285 4458940.1594565,270798.42294527 4458914.62661676,270780.81854858 4458914.21983449,270763.52289518 4458920.715993,270760.3449542 4458926.6570575,270763.78234766 4458958.22561242,270794.30290024 4458942.16424502,270807.08580285 4458940.1594565))'
self.assertEqual(wkt, str(feature.geometry().exportToWkt()))
def executeSaga(progress):
if SextanteUtils.isWindows():
command = ["cmd.exe", "/C ", SagaUtils.sagaBatchJobFilename()]
else:
os.chmod(SagaUtils.sagaBatchJobFilename(),
stat.S_IEXEC | stat.S_IREAD | stat.S_IWRITE)
command = [SagaUtils.sagaBatchJobFilename()]
loglines = []
loglines.append("SAGA execution console output")
proc = subprocess.Popen(command,
shell=True,
stdout=subprocess.PIPE,
stdin=subprocess.PIPE,
stderr=subprocess.STDOUT,
universal_newlines=True).stdout
for line in iter(proc.readline, ""):
if "%" in line:
s = "".join([x for x in line if x.isdigit()])
try:
progress.setPercentage(int(s))
except:
pass
else:
line = line.strip()
if line != "/" and line != "-" and line != "\\" and line != "|":
loglines.append(line)
progress.setConsoleInfo(line)
if SextanteConfig.getSetting(SagaUtils.SAGA_LOG_CONSOLE):
SextanteLog.addToLog(SextanteLog.LOG_INFO, loglines)
def initializeSettings(self):
AlgorithmProvider.initializeSettings(self)
if SextanteUtils.isWindows():
SextanteConfig.addSetting(
Setting(self.getDescription(), SagaUtils.SAGA_FOLDER, "SAGA folder", SagaUtils.sagaPath())
)
SextanteConfig.addSetting(
Setting(
self.getDescription(),
SagaUtils.SAGA_AUTO_RESAMPLING,
"Use min covering grid system for resampling",
True,
)
)
SextanteConfig.addSetting(
Setting(self.getDescription(), SagaUtils.SAGA_LOG_COMMANDS, "Log execution commands", False)
)
SextanteConfig.addSetting(
Setting(self.getDescription(), SagaUtils.SAGA_LOG_CONSOLE, "Log console output", False)
)
SextanteConfig.addSetting(
Setting(self.getDescription(), SagaUtils.SAGA_RESAMPLING_REGION_XMIN, "Resampling region min x", 0)
)
SextanteConfig.addSetting(
Setting(self.getDescription(), SagaUtils.SAGA_RESAMPLING_REGION_YMIN, "Resampling region min y", 0)
)
SextanteConfig.addSetting(
Setting(self.getDescription(), SagaUtils.SAGA_RESAMPLING_REGION_XMAX, "Resampling region max x", 1000)
)
SextanteConfig.addSetting(
Setting(self.getDescription(), SagaUtils.SAGA_RESAMPLING_REGION_YMAX, "Resampling region max y", 1000)
)
SextanteConfig.addSetting(
Setting(self.getDescription(), SagaUtils.SAGA_RESAMPLING_REGION_CELLSIZE, "Resampling region cellsize", 1)
)
def scriptsFolder():
folder = SextanteConfig.getSetting(ScriptUtils.SCRIPTS_FOLDER)
if folder == None:
folder = SextanteUtils.userFolder() + os.sep + "scripts"
mkdir(folder)
return folder
def scriptsFolder():
folder = SextanteConfig.getSetting(ScriptUtils.SCRIPTS_FOLDER)
if folder == None:
folder = SextanteUtils.userFolder() + os.sep + "scripts"
mkdir(folder)
return folder
def test_SagaVectorAlgorithWithUnsupportedInputAndOutputFormat(self):
'''this tests both the exporting to shp and then the format change in the output layer'''
layer = sextante.getobject(polygonsGeoJson());
feature = layer.getFeatures().next()
selected = [feature.id()]
layer.setSelectedFeatures(selected)
outputs=sextante.runalg("saga:polygoncentroids",polygonsGeoJson(),True, SextanteUtils.getTempFilename("geojson"))
layer.setSelectedFeatures([])
output=outputs['CENTROIDS']
layer=QGisLayers.getObjectFromUri(output, True)
fields=layer.pendingFields()
expectednames=['ID','POLY_NUM_A','POLY_ST_A']
expectedtypes=['Real','Real','String']
names=[str(f.name()) for f in fields]
types=[str(f.typeName()) for f in fields]
self.assertEqual(expectednames, names)
self.assertEqual(expectedtypes, types)
features=sextante.getfeatures(layer)
self.assertEqual(1, len(features))
feature=features.next()
attrs=feature.attributes()
expectedvalues=["0","1.1","string a"]
values=[str(attr.toString()) for attr in attrs]
self.assertEqual(expectedvalues, values)
wkt='POINT(270787.49991451 4458955.46775295)'
self.assertEqual(wkt, str(feature.geometry().exportToWkt()))
def modelsFolder():
folder = SextanteConfig.getSetting(ModelerUtils.MODELS_FOLDER)
if folder == None:
folder = SextanteUtils.userFolder() + os.sep + "models"
mkdir(folder)
return folder
def initializeSettings(self):
AlgorithmProvider.initializeSettings(self)
if SextanteUtils.isWindows():
SextanteConfig.addSetting(
Setting(self.getDescription(), SagaUtils.SAGA_FOLDER,
"SAGA folder", SagaUtils.sagaPath()))
SextanteConfig.addSetting(
Setting(self.getDescription(), SagaUtils.SAGA_AUTO_RESAMPLING,
"Use min covering grid system for resampling", True))
SextanteConfig.addSetting(
Setting(self.getDescription(), SagaUtils.SAGA_LOG_COMMANDS,
"Log execution commands", False))
SextanteConfig.addSetting(
Setting(self.getDescription(), SagaUtils.SAGA_LOG_CONSOLE,
"Log console output", False))
SextanteConfig.addSetting(
Setting(self.getDescription(),
SagaUtils.SAGA_RESAMPLING_REGION_XMIN,
"Resampling region min x", 0))
SextanteConfig.addSetting(
Setting(self.getDescription(),
SagaUtils.SAGA_RESAMPLING_REGION_YMIN,
"Resampling region min y", 0))
SextanteConfig.addSetting(
Setting(self.getDescription(),
SagaUtils.SAGA_RESAMPLING_REGION_XMAX,
"Resampling region max x", 1000))
SextanteConfig.addSetting(
Setting(self.getDescription(),
SagaUtils.SAGA_RESAMPLING_REGION_YMAX,
"Resampling region max y", 1000))
SextanteConfig.addSetting(
Setting(self.getDescription(),
SagaUtils.SAGA_RESAMPLING_REGION_CELLSIZE,
"Resampling region cellsize", 1))
def test_SagaRasterAlgorithmWithUnsupportedOutputFormat(self):
outputs=sextante.runalg("saga:convergenceindex",raster(),0,0,SextanteUtils.getTempFilename("img"))
output=outputs['RESULT']
self.assertTrue(os.path.isfile(output))
dataset=gdal.Open(output, GA_ReadOnly)
strhash=hash(str(dataset.ReadAsArray(0).tolist()))
self.assertEqual(strhash, 485390137)
def RScriptsFolder():
folder = SextanteConfig.getSetting(RUtils.RSCRIPTS_FOLDER)
if folder == None:
folder = unicode(os.path.join(SextanteUtils.userFolder(), "rscripts"))
mkdir(folder)
return os.path.abspath(folder)
def test_SagaVectorAlgorithWithUnsupportedInputAndOutputFormat(self):
'''this tests both the exporting to shp and then the format change in the output layer'''
layer = sextante.getobject(polygonsGeoJson())
feature = layer.getFeatures().next()
selected = [feature.id()]
layer.setSelectedFeatures(selected)
outputs = sextante.runalg("saga:polygoncentroids",
polygonsGeoJson(), True,
SextanteUtils.getTempFilename("geojson"))
layer.setSelectedFeatures([])
output = outputs['CENTROIDS']
layer = QGisLayers.getObjectFromUri(output, True)
fields = layer.pendingFields()
expectednames = ['ID', 'POLY_NUM_A', 'POLY_ST_A']
expectedtypes = ['Real', 'Real', 'String']
names = [str(f.name()) for f in fields]
types = [str(f.typeName()) for f in fields]
self.assertEqual(expectednames, names)
self.assertEqual(expectedtypes, types)
features = sextante.getfeatures(layer)
self.assertEqual(1, len(features))
feature = features.next()
attrs = feature.attributes()
expectedvalues = ["0", "1.1", "string a"]
values = [str(attr.toString()) for attr in attrs]
self.assertEqual(expectedvalues, values)
wkt = 'POINT(270787.49991451 4458955.46775295)'
self.assertEqual(wkt, str(feature.geometry().exportToWkt()))
def checkGrassIsInstalled(ignoreRegistrySettings=False):
if SextanteUtils.isWindows():
path = GrassUtils.grassPath()
if path == "":
return "GRASS folder is not configured.\nPlease configure it before running SAGA algorithms."
cmdpath = os.path.join(path, "bin","r.out.gdal.exe")
if not os.path.exists(cmdpath):
return ("The specified GRASS folder does not contain a valid set of GRASS modules.\n"
+ "Please, go to the SEXTANTE settings dialog, and check that the GRASS\n"
+ "folder is correctly configured")
settings = QSettings()
GRASS_INSTALLED = "/SextanteQGIS/GrassInstalled"
if not ignoreRegistrySettings:
if settings.contains(GRASS_INSTALLED):
return
try:
from sextante import runalg
result = runalg("grass:v.voronoi", points(),False,False,"270778.60198,270855.745301,4458921.97814,4458983.8488",-1,0.0001,None)
if not os.path.exists(result['output']):
return "It seems that GRASS is not correctly installed and configured in your system.\nPlease install it before running GRASS algorithms."
except:
s = traceback.format_exc()
return "Error while checking GRASS installation. GRASS might not be correctly configured.\n" + s;
settings.setValue(GRASS_INSTALLED, True)
def test_gdalogrsieveWithUnsupportedOutputFormat(self):
outputs=sextante.runalg("gdalogr:sieve",raster(),2,0, SextanteUtils.getTempFilename("img"))
output=outputs['dst_filename']
self.assertTrue(os.path.isfile(output))
dataset=gdal.Open(output, GA_ReadOnly)
strhash=hash(str(dataset.ReadAsArray(0).tolist()))
self.assertEqual(strhash,-1353696889)
def checkSagaIsInstalled(ignoreRegistrySettings=False):
if SextanteUtils.isWindows():
path = SagaUtils.sagaPath()
if path == "":
return "SAGA folder is not configured.\nPlease configure it before running SAGA algorithms."
cmdpath = os.path.join(path, "saga_cmd.exe")
if not os.path.exists(cmdpath):
return ("The specified SAGA folder does not contain a valid SAGA executable.\n"
+ "Please, go to the SEXTANTE settings dialog, and check that the SAGA\n"
+ "folder is correctly configured")
settings = QSettings()
if not ignoreRegistrySettings:
SAGA_INSTALLED = "/SextanteQGIS/SagaInstalled"
if settings.contains(SAGA_INSTALLED):
return
try:
from sextante.core.Sextante import runalg
result = runalg("saga:thiessenpolygons", points(), None)
if not os.path.exists(result['POLYGONS']):
return "It seems that SAGA is not correctly installed in your system.\nPlease install it before running SAGA algorithms."
except:
s = traceback.format_exc()
return "Error while checking SAGA installation. SAGA might not be correctly configured.\n" + s;
settings.setValue(SAGA_INSTALLED, True)
def scriptsFolder():
folder = SextanteConfig.getSetting(ScriptUtils.SCRIPTS_FOLDER)
if folder == None:
#folder = os.path.join(os.path.dirname(__file__), "scripts")
folder = SextanteUtils.userFolder() + os.sep + "scripts"
mkdir(folder)
return folder
def resampleRasterLayer(self, layer):
'''this is supposed to be run after having exported all raster layers'''
if layer in self.exportedLayers.keys():
inputFilename = self.exportedLayers[layer]
else:
inputFilename = layer
destFilename = SextanteUtils.getTempFilename("sgrd")
self.exportedLayers[layer] = destFilename
if SextanteUtils.isWindows() or SextanteUtils.isMac():
s = "grid_tools \"Resampling\" -INPUT \"" + inputFilename + "\" -TARGET 0 -SCALE_UP_METHOD 4 -SCALE_DOWN_METHOD 4 -USER_XMIN " +\
str(self.xmin) + " -USER_XMAX " + str(self.xmax) + " -USER_YMIN " + str(self.ymin) + " -USER_YMAX " + str(self.ymax) +\
" -USER_SIZE " + str(self.cellsize) + " -USER_GRID \"" + destFilename + "\""
else:
s = "libgrid_tools \"Resampling\" -INPUT \"" + inputFilename + "\" -TARGET 0 -SCALE_UP_METHOD 4 -SCALE_DOWN_METHOD 4 -USER_XMIN " +\
str(self.xmin) + " -USER_XMAX " + str(self.xmax) + " -USER_YMIN " + str(self.ymin) + " -USER_YMAX " + str(self.ymax) +\
" -USER_SIZE " + str(self.cellsize) + " -USER_GRID \"" + destFilename + "\""
return s
def resampleRasterLayer(self,layer):
'''this is supposed to be run after having exported all raster layers'''
if layer in self.exportedLayers.keys():
inputFilename = self.exportedLayers[layer]
else:
inputFilename = layer
destFilename = SextanteUtils.getTempFilename("sgrd")
self.exportedLayers[layer]= destFilename
if SextanteUtils.isWindows():
s = "grid_tools \"Resampling\" -INPUT \"" + inputFilename + "\" -TARGET 0 -SCALE_UP_METHOD 4 -SCALE_DOWN_METHOD 4 -USER_XMIN " +\
str(self.xmin) + " -USER_XMAX " + str(self.xmax) + " -USER_YMIN " + str(self.ymin) + " -USER_YMAX " + str(self.ymax) +\
" -USER_SIZE " + str(self.cellsize) + " -USER_GRID \"" + destFilename + "\""
else:
s = "libgrid_tools \"Resampling\" -INPUT \"" + inputFilename + "\" -TARGET 0 -SCALE_UP_METHOD 4 -SCALE_DOWN_METHOD 4 -USER_XMIN " +\
str(self.xmin) + " -USER_XMAX " + str(self.xmax) + " -USER_YMIN " + str(self.ymin) + " -USER_YMAX " + str(self.ymax) +\
" -USER_SIZE " + str(self.cellsize) + " -USER_GRID \"" + destFilename + "\""
return s
def getValueAsCommandLineParameter(self):
if self.value == None:
return str(None)
else:
if not SextanteUtils.isWindows():
return "\"" + unicode(self.value) + "\""
else:
return "\"" + unicode(self.value).replace("\\", "\\\\") + "\""
def prepareGrassExecution(commands):
if SextanteUtils.isWindows():
GrassUtils.createGrassScript(commands)
command = ["cmd.exe", "/C ", GrassUtils.grassScriptFilename()]
else:
gisrc = SextanteUtils.userFolder() + os.sep + "sextante.gisrc"
os.putenv("GISRC", gisrc)
os.putenv("GRASS_MESSAGE_FORMAT", "gui")
os.putenv("GRASS_BATCH_JOB", GrassUtils.grassBatchJobFilename())
GrassUtils.createGrassBatchJobFileFromGrassCommands(commands)
os.chmod(GrassUtils.grassBatchJobFilename(), stat.S_IEXEC | stat.S_IREAD | stat.S_IWRITE)
if SextanteUtils.isMac():
command = GrassUtils.grassPath() + os.sep + "grass.sh " + GrassUtils.grassMapsetFolder() + "/PERMANENT"
else:
command = "grass64 " + GrassUtils.grassMapsetFolder() + "/PERMANENT"
return command
def prepareGrassExecution(commands):
if SextanteUtils.isWindows():
GrassUtils.createGrassScript(commands)
command = ["cmd.exe", "/C ", GrassUtils.grassScriptFilename()]
else:
gisrc = SextanteUtils.userFolder() + os.sep + "sextante.gisrc"
os.putenv("GISRC", gisrc)
os.putenv("GRASS_MESSAGE_FORMAT", "gui")
os.putenv("GRASS_BATCH_JOB", GrassUtils.grassBatchJobFilename())
GrassUtils.createGrassBatchJobFileFromGrassCommands(commands)
os.chmod(GrassUtils.grassBatchJobFilename(), stat.S_IEXEC | stat.S_IREAD | stat.S_IWRITE)
if SextanteUtils.isMac():
command = GrassUtils.grassPath() + os.sep + "grass.sh " + GrassUtils.grassMapsetFolder() + "/PERMANENT"
else:
command = "grass64 " + GrassUtils.grassMapsetFolder() + "/PERMANENT"
return command
def createSagaBatchJobFileFromSagaCommands(commands):
fout = open(SagaUtils.sagaBatchJobFilename(), "w")
if SextanteUtils.isWindows():
fout.write("set SAGA=" + SagaUtils.sagaPath() + "\n");
fout.write("set SAGA_MLB=" + SagaUtils.sagaPath() + os.sep + "modules" + "\n");
fout.write("PATH=PATH;%SAGA%;%SAGA_MLB%\n");
elif SextanteUtils.isMac():
fout.write("export SAGA_MLB=" + SagaUtils.sagaPath() + "/../lib/saga\n");
fout.write("export PATH=" + SagaUtils.sagaPath() + ":$PATH\n");
else:
pass
for command in commands:
fout.write("saga_cmd " + command.encode("utf8") + "\n")
fout.write("exit")
fout.close()
def getValueAsCommandLineParameter(self):
if self.value == None:
return str(None)
else:
if not SextanteUtils.isWindows():
return '"' + str(self.value) + '"'
else:
return '"' + str(self.value).replace("\\", "\\\\") + '"'
