def initializeSettings(self):
AlgorithmProvider.initializeSettings(self)
if ProcessingUtils.isWindows() or ProcessingUtils.isMac():
ProcessingConfig.addSetting(Setting(self.getDescription(), GrassUtils.GRASS_FOLDER, "GRASS folder", GrassUtils.grassPath()))
ProcessingConfig.addSetting(Setting(self.getDescription(), GrassUtils.GRASS_WIN_SHELL, "Msys folder", GrassUtils.grassWinShell()))
ProcessingConfig.addSetting(Setting(self.getDescription(), GrassUtils.GRASS_LOG_COMMANDS, "Log execution commands", False))
ProcessingConfig.addSetting(Setting(self.getDescription(), GrassUtils.GRASS_LOG_CONSOLE, "Log console output", False))
def otbPath():
folder = ProcessingConfig.getSetting(OTBUtils.OTB_FOLDER)
if folder == None:
folder = ""
#try to configure the path automatically
if ProcessingUtils.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 ProcessingUtils.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 unload(self):
AlgorithmProvider.unload(self)
if ProcessingUtils.isWindows() or ProcessingUtils.isMac():
ProcessingConfig.removeSetting(GrassUtils.GRASS_FOLDER)
ProcessingConfig.removeSetting(GrassUtils.GRASS_WIN_SHELL)
ProcessingConfig.removeSetting(GrassUtils.GRASS_LOG_COMMANDS)
ProcessingConfig.removeSetting(GrassUtils.GRASS_LOG_CONSOLE)
def otbLibPath():
folder = ProcessingConfig.getSetting(OTBUtils.OTB_LIB_FOLDER)
if folder == None:
folder = ""
#try to configure the path automatically
if ProcessingUtils.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 ProcessingUtils.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 otbPath():
folder = ProcessingConfig.getSetting(OTBUtils.OTB_FOLDER)
if folder == None:
folder = ""
#try to configure the path automatically
if ProcessingUtils.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 ProcessingUtils.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 unload(self):
AlgorithmProvider.unload(self)
if ProcessingUtils.isWindows() or ProcessingUtils.isMac():
ProcessingConfig.removeSetting(GrassUtils.GRASS_FOLDER)
ProcessingConfig.removeSetting(GrassUtils.GRASS_WIN_SHELL)
ProcessingConfig.removeSetting(GrassUtils.GRASS_LOG_COMMANDS)
ProcessingConfig.removeSetting(GrassUtils.GRASS_LOG_CONSOLE)
def exportRasterLayer(self, layer):
destFilename = ProcessingUtils.getTempFilenameInTempFolder(os.path.basename(layer)[0:5] + ".sgrd")
self.exportedLayers[layer]= destFilename
saga208 = ProcessingConfig.getSetting(SagaUtils.SAGA_208)
if ProcessingUtils.isWindows() or ProcessingUtils.isMac() or not saga208:
return "io_gdal 0 -GRIDS \"" + destFilename + "\" -FILES \"" + layer+"\""
else:
return "libio_gdal 0 -GRIDS \"" + destFilename + "\" -FILES \"" + layer + "\""
def exportRasterLayer(self, layer):
destFilename = ProcessingUtils.getTempFilenameInTempFolder(
os.path.basename(layer)[0:5] + ".sgrd")
self.exportedLayers[layer] = destFilename
saga208 = ProcessingConfig.getSetting(SagaUtils.SAGA_208)
if ProcessingUtils.isWindows() or ProcessingUtils.isMac(
) or not saga208:
return "io_gdal 0 -GRIDS \"" + destFilename + "\" -FILES \"" + layer + "\""
else:
return "libio_gdal 0 -GRIDS \"" + destFilename + "\" -FILES \"" + layer + "\""
def mpiexecPath():
folder = ProcessingConfig.getSetting(TauDEMUtils.MPIEXEC_FOLDER)
if folder == None:
folder = ""
if ProcessingUtils.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
def taudemPath():
folder = ProcessingConfig.getSetting(TauDEMUtils.TAUDEM_FOLDER)
if folder == None:
folder = ""
if ProcessingUtils.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
def mpiexecPath():
folder = ProcessingConfig.getSetting(TauDEMUtils.MPIEXEC_FOLDER)
if folder == None:
folder = ""
if ProcessingUtils.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
def taudemPath():
folder = ProcessingConfig.getSetting(TauDEMUtils.TAUDEM_FOLDER)
if folder == None:
folder = ""
if ProcessingUtils.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
def initializeSettings(self):
AlgorithmProvider.initializeSettings(self)
if ProcessingUtils.isWindows() or ProcessingUtils.isMac():
ProcessingConfig.addSetting(
Setting(self.getDescription(), GrassUtils.GRASS_FOLDER,
"GRASS folder", GrassUtils.grassPath()))
ProcessingConfig.addSetting(
Setting(self.getDescription(), GrassUtils.GRASS_WIN_SHELL,
"Msys folder", GrassUtils.grassWinShell()))
ProcessingConfig.addSetting(
Setting(self.getDescription(), GrassUtils.GRASS_LOG_COMMANDS,
"Log execution commands", False))
ProcessingConfig.addSetting(
Setting(self.getDescription(), GrassUtils.GRASS_LOG_CONSOLE,
"Log console output", False))
def exportRasterLayer(self, source):
layer = QGisLayers.getObjectFromUri(source, False)
if layer:
filename = str(layer.name())
else:
filename = source.rstrip(".sgrd")
validChars = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789:"
filename = ''.join(c for c in filename if c in validChars)
if len(filename) == 0:
filename = "layer"
destFilename = ProcessingUtils.getTempFilenameInTempFolder(filename + ".sgrd")
self.exportedLayers[source]= destFilename
saga208 = ProcessingConfig.getSetting(SagaUtils.SAGA_208)
if ProcessingUtils.isWindows() or ProcessingUtils.isMac() or not saga208:
return "io_gdal 0 -GRIDS \"" + destFilename + "\" -FILES \"" + source+"\""
else:
return "libio_gdal 0 -GRIDS \"" + destFilename + "\" -FILES \"" + source + "\""
def createSagaBatchJobFileFromSagaCommands(commands):
fout = open(SagaUtils.sagaBatchJobFilename(), "w")
if ProcessingUtils.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 ProcessingUtils.isMac():
fout.write("export SAGA_MLB=" + SagaUtils.sagaPath() + "/../lib/saga\n")
fout.write("export PATH=" + SagaUtils.sagaPath() + ":$PATH\n")
else:
pass
for command in commands:
fout.write("saga_cmd " + command.encode("utf8") + "\n")
fout.write("exit")
fout.close()
def createSagaBatchJobFileFromSagaCommands(commands):
fout = open(SagaUtils.sagaBatchJobFilename(), "w")
if ProcessingUtils.isWindows():
fout.write("set SAGA=" + SagaUtils.sagaPath() + "\n");
fout.write("set SAGA_MLB=" + SagaUtils.sagaPath() + os.sep + "modules" + "\n");
fout.write("PATH=PATH;%SAGA%;%SAGA_MLB%\n");
elif ProcessingUtils.isMac():
fout.write("export SAGA_MLB=" + SagaUtils.sagaPath() + "/../lib/saga\n");
fout.write("export PATH=" + SagaUtils.sagaPath() + ":$PATH\n");
else:
pass
for command in commands:
fout.write("saga_cmd " + command.encode("utf8") + "\n")
fout.write("exit")
fout.close()
def prepareGrassExecution(commands):
if ProcessingUtils.isWindows():
GrassUtils.createGrassScript(commands)
command = ["cmd.exe", "/C ", GrassUtils.grassScriptFilename()]
else:
gisrc = ProcessingUtils.userFolder() + os.sep + "processing.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 ProcessingUtils.isMac():
command = GrassUtils.grassPath() + os.sep + "grass.sh " + GrassUtils.grassMapsetFolder() + "/PERMANENT"
else:
command = "grass64 " + GrassUtils.grassMapsetFolder() + "/PERMANENT"
return command
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 = ProcessingUtils.getTempFilename("sgrd")
self.exportedLayers[layer]= destFilename
saga208 = ProcessingConfig.getSetting(SagaUtils.SAGA_208)
if ProcessingUtils.isWindows() or ProcessingUtils.isMac() or not saga208:
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 sagaPath():
folder = ProcessingConfig.getSetting(SagaUtils.SAGA_FOLDER)
if folder == None:
folder = ""
# try to auto-configure the folder
if ProcessingUtils.isMac():
testfolder = os.path.join(str(QgsApplication.prefixPath()), "bin")
if os.path.exists(os.path.join(testfolder, "saga_cmd")):
folder = testfolder
else:
testfolder = "/usr/local/bin"
if os.path.exists(os.path.join(testfolder, "saga_cmd")):
folder = testfolder
elif ProcessingUtils.isWindows():
testfolder = os.path.dirname(str(QgsApplication.prefixPath()))
testfolder = os.path.join(testfolder, "saga")
if os.path.exists(os.path.join(testfolder, "saga_cmd.exe")):
folder = testfolder
return folder
def sagaPath():
folder = ProcessingConfig.getSetting(SagaUtils.SAGA_FOLDER)
if folder == None:
folder =""
#try to auto-configure the folder
if ProcessingUtils.isMac():
testfolder = os.path.join(str(QgsApplication.prefixPath()), "bin")
if os.path.exists(os.path.join(testfolder, "saga_cmd")):
folder = testfolder
else:
testfolder = "/usr/local/bin"
if os.path.exists(os.path.join(testfolder, "saga_cmd")):
folder = testfolder
elif ProcessingUtils.isWindows():
testfolder = os.path.dirname(str(QgsApplication.prefixPath()))
testfolder = os.path.join(testfolder, "saga")
if os.path.exists(os.path.join(testfolder, "saga_cmd.exe")):
folder = testfolder
return folder
def exportRasterLayer(self, source):
layer = QGisLayers.getObjectFromUri(source, False)
if layer:
filename = str(layer.name())
else:
filename = source.rstrip(".sgrd")
validChars = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789:"
filename = ''.join(c for c in filename if c in validChars)
if len(filename) == 0:
filename = "layer"
destFilename = ProcessingUtils.getTempFilenameInTempFolder(filename +
".sgrd")
self.exportedLayers[source] = destFilename
saga208 = ProcessingConfig.getSetting(SagaUtils.SAGA_208)
if ProcessingUtils.isWindows() or ProcessingUtils.isMac(
) or not saga208:
return "io_gdal 0 -GRIDS \"" + destFilename + "\" -FILES \"" + source + "\""
else:
return "libio_gdal 0 -GRIDS \"" + destFilename + "\" -FILES \"" + source + "\""
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 = ProcessingUtils.getTempFilename("sgrd")
self.exportedLayers[layer] = destFilename
saga208 = ProcessingConfig.getSetting(SagaUtils.SAGA_208)
if ProcessingUtils.isWindows() or ProcessingUtils.isMac(
) or not saga208:
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 grassPath():
if not ProcessingUtils.isWindows() and not ProcessingUtils.isMac():
return ""
folder = ProcessingConfig.getSetting(GrassUtils.GRASS_FOLDER)
if folder == None:
if ProcessingUtils.isWindows():
testfolder = os.path.dirname(str(QgsApplication.prefixPath()))
testfolder = os.path.join(testfolder, "grass")
if os.path.isdir(testfolder):
for subfolder in os.listdir(testfolder):
if subfolder.startswith("grass"):
folder = os.path.join(testfolder, subfolder)
break
else:
folder = os.path.join(str(QgsApplication.prefixPath()), "grass")
if not os.path.isdir(folder):
folder = "/Applications/GRASS-6.4.app/Contents/MacOS"
return folder
def prepareGrassExecution(commands):
if ProcessingUtils.isWindows():
GrassUtils.createGrassScript(commands)
command = ["cmd.exe", "/C ", GrassUtils.grassScriptFilename()]
else:
gisrc = ProcessingUtils.userFolder() + os.sep + "processing.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 ProcessingUtils.isMac():
command = GrassUtils.grassPath(
) + os.sep + "grass.sh " + GrassUtils.grassMapsetFolder(
) + "/PERMANENT"
else:
command = "grass64 " + GrassUtils.grassMapsetFolder(
) + "/PERMANENT"
return command
def grassPath():
if not ProcessingUtils.isWindows() and not ProcessingUtils.isMac():
return ""
folder = ProcessingConfig.getSetting(GrassUtils.GRASS_FOLDER)
if folder == None:
if ProcessingUtils.isWindows():
testfolder = os.path.dirname(str(QgsApplication.prefixPath()))
testfolder = os.path.join(testfolder, "grass")
if os.path.isdir(testfolder):
for subfolder in os.listdir(testfolder):
if subfolder.startswith("grass"):
folder = os.path.join(testfolder, subfolder)
break
else:
folder = os.path.join(str(QgsApplication.prefixPath()),
"grass")
if not os.path.isdir(folder):
folder = "/Applications/GRASS-6.4.app/Contents/MacOS"
return folder
def otbLibPath():
folder = ProcessingConfig.getSetting(OTBUtils.OTB_LIB_FOLDER)
if folder == None:
folder =""
#try to configure the path automatically
if ProcessingUtils.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 ProcessingUtils.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 processAlgorithm(self, progress):
if ProcessingUtils.isWindows():
path = SagaUtils.sagaPath()
if path == "":
raise GeoAlgorithmExecutionException("SAGA folder is not configured.\nPlease configure it before running SAGA algorithms.")
commands = list()
self.exportedLayers = {}
self.preProcessInputs()
#1: Export rasters to sgrd and vectors to shp
# Tables must be in dbf format. We check that.
if self.resample:
self.calculateResamplingExtent()
for param in self.parameters:
if isinstance(param, ParameterRaster):
if param.value == None:
continue
value = param.value
if not value.endswith("sgrd"):
commands.append(self.exportRasterLayer(value))
if self.resample:
commands.append(self.resampleRasterLayer(value));
if isinstance(param, ParameterVector):
if param.value == None:
continue
layer = QGisLayers.getObjectFromUri(param.value, False)
if layer:
filename = LayerExporter.exportVectorLayer(layer)
self.exportedLayers[param.value]=filename
elif not param.value.endswith("shp"):
raise GeoAlgorithmExecutionException("Unsupported file format")
if isinstance(param, ParameterTable):
if param.value == None:
continue
table = QGisLayers.getObjectFromUri(param.value, False)
if table:
filename = LayerExporter.exportTable(table)
self.exportedLayers[param.value]=filename
elif not param.value.endswith("shp"):
raise GeoAlgorithmExecutionException("Unsupported file format")
if isinstance(param, ParameterMultipleInput):
if param.value == None:
continue
layers = param.value.split(";")
if layers == None or len(layers) == 0:
continue
if param.datatype == ParameterMultipleInput.TYPE_RASTER:
for layerfile in layers:
if not layerfile.endswith("sgrd"):
commands.append(self.exportRasterLayer(layerfile))
if self.resample:
commands.append(self.resampleRasterLayer(layerfile));
elif param.datatype == ParameterMultipleInput.TYPE_VECTOR_ANY:
for layerfile in layers:
layer = QGisLayers.getObjectFromUri(layerfile, False)
if layer:
filename = LayerExporter.exportVectorLayer(layer)
self.exportedLayers[layerfile]=filename
elif (not layerfile.endswith("shp")):
raise GeoAlgorithmExecutionException("Unsupported file format")
#2: set parameters and outputs
saga208 = ProcessingConfig.getSetting(SagaUtils.SAGA_208)
if ProcessingUtils.isWindows() or ProcessingUtils.isMac() or not saga208:
command = self.undecoratedGroup + " \"" + self.cmdname + "\""
else:
command = "lib" + self.undecoratedGroup + " \"" + self.cmdname + "\""
if self.hardcodedStrings:
for s in self.hardcodedStrings:
command += " " + s
for param in self.parameters:
if param.value is None:
continue
if isinstance(param, (ParameterRaster, ParameterVector, ParameterTable)):
value = param.value
if value in self.exportedLayers.keys():
command += (" -" + param.name + " \"" + self.exportedLayers[value] + "\"")
else:
command += (" -" + param.name + " \"" + value + "\"")
elif isinstance(param, ParameterMultipleInput):
s = param.value
for layer in self.exportedLayers.keys():
s = s.replace(layer, self.exportedLayers[layer])
command += (" -" + param.name + " \"" + s + "\"");
elif isinstance(param, ParameterBoolean):
if param.value:
command+=(" -" + param.name);
elif isinstance(param, ParameterFixedTable):
tempTableFile = ProcessingUtils.getTempFilename("txt")
f = open(tempTableFile, "w")
f.write('\t'.join([col for col in param.cols]) + "\n")
values = param.value.split(",")
for i in range(0, len(values), 3):
s = values[i] + "\t" + values[i+1] + "\t" + values[i+2] + "\n"
f.write(s)
f.close()
command+=( " -" + param.name + " \"" + tempTableFile + "\"")
elif isinstance(param, ParameterExtent):
#'we have to substract/add half cell size, since saga is center based, not corner based
halfcell = self.getOutputCellsize() / 2
offset = [halfcell, -halfcell, halfcell, -halfcell]
values = param.value.split(",")
for i in range(4):
command+=(" -" + self.extentParamNames[i] + " " + str(float(values[i]) + offset[i]));
elif isinstance(param, (ParameterNumber, ParameterSelection)):
command+=(" -" + param.name + " " + str(param.value));
else:
command+=(" -" + param.name + " \"" + str(param.value) + "\"");
for out in self.outputs:
if isinstance(out, OutputRaster):
filename = out.getCompatibleFileName(self)
filename = ProcessingUtils.tempFolder() + os.sep + os.path.basename(filename) + ".sgrd"
command+=(" -" + out.name + " \"" + filename + "\"");
if isinstance(out, OutputVector):
filename = out.getCompatibleFileName(self)
command+=(" -" + out.name + " \"" + filename + "\"");
if isinstance(out, OutputTable):
filename = out.getCompatibleFileName(self)
command+=(" -" + out.name + " \"" + filename + "\"");
commands.append(command)
#3:Export resulting raster layers
for out in self.outputs:
if isinstance(out, OutputRaster):
filename = out.getCompatibleFileName(self)
filename2 = ProcessingUtils.tempFolder() + os.sep + os.path.basename(filename) + ".sgrd"
formatIndex = 1 if saga208 else 4
if ProcessingUtils.isWindows() or ProcessingUtils.isMac() or not saga208:
commands.append("io_gdal 1 -GRIDS \"" + filename2 + "\" -FORMAT " + str(formatIndex) +" -TYPE 0 -FILE \"" + filename + "\"");
else:
commands.append("libio_gdal 1 -GRIDS \"" + filename2 + "\" -FORMAT 1 -TYPE 0 -FILE \"" + filename + "\"");
#4 Run SAGA
commands = self.editCommands(commands)
SagaUtils.createSagaBatchJobFileFromSagaCommands(commands)
loglines = []
loglines.append("SAGA execution commands")
for line in commands:
progress.setCommand(line)
loglines.append(line)
if ProcessingConfig.getSetting(SagaUtils.SAGA_LOG_COMMANDS):
ProcessingLog.addToLog(ProcessingLog.LOG_INFO, loglines)
SagaUtils.executeSaga(progress);
def processAlgorithm(self, progress):
if ProcessingUtils.isWindows():
path = SagaUtils.sagaPath()
if path == "":
raise GeoAlgorithmExecutionException(
"SAGA folder is not configured.\nPlease configure it before running SAGA algorithms."
)
commands = list()
self.exportedLayers = {}
self.preProcessInputs()
#1: Export rasters to sgrd and vectors to shp
# Tables must be in dbf format. We check that.
if self.resample:
self.calculateResamplingExtent()
for param in self.parameters:
if isinstance(param, ParameterRaster):
if param.value == None:
continue
value = param.value
if not value.endswith("sgrd"):
commands.append(self.exportRasterLayer(value))
if self.resample:
commands.append(self.resampleRasterLayer(value))
if isinstance(param, ParameterVector):
if param.value == None:
continue
layer = QGisLayers.getObjectFromUri(param.value, False)
if layer:
filename = LayerExporter.exportVectorLayer(layer)
self.exportedLayers[param.value] = filename
elif not param.value.endswith("shp"):
raise GeoAlgorithmExecutionException(
"Unsupported file format")
if isinstance(param, ParameterTable):
if param.value == None:
continue
table = QGisLayers.getObjectFromUri(param.value, False)
if table:
filename = LayerExporter.exportTable(table)
self.exportedLayers[param.value] = filename
elif not param.value.endswith("shp"):
raise GeoAlgorithmExecutionException(
"Unsupported file format")
if isinstance(param, ParameterMultipleInput):
if param.value == None:
continue
layers = param.value.split(";")
if layers == None or len(layers) == 0:
continue
if param.datatype == ParameterMultipleInput.TYPE_RASTER:
for layerfile in layers:
if not layerfile.endswith("sgrd"):
commands.append(self.exportRasterLayer(layerfile))
if self.resample:
commands.append(
self.resampleRasterLayer(layerfile))
elif param.datatype == ParameterMultipleInput.TYPE_VECTOR_ANY:
for layerfile in layers:
layer = QGisLayers.getObjectFromUri(layerfile, False)
if layer:
filename = LayerExporter.exportVectorLayer(layer)
self.exportedLayers[layerfile] = filename
elif (not layerfile.endswith("shp")):
raise GeoAlgorithmExecutionException(
"Unsupported file format")
#2: set parameters and outputs
saga208 = ProcessingConfig.getSetting(SagaUtils.SAGA_208)
if ProcessingUtils.isWindows() or ProcessingUtils.isMac(
) or not saga208:
command = self.undecoratedGroup + " \"" + self.cmdname + "\""
else:
command = "lib" + self.undecoratedGroup + " \"" + self.cmdname + "\""
if self.hardcodedStrings:
for s in self.hardcodedStrings:
command += " " + s
for param in self.parameters:
if param.value is None:
continue
if isinstance(param,
(ParameterRaster, ParameterVector, ParameterTable)):
value = param.value
if value in self.exportedLayers.keys():
command += (" -" + param.name + " \"" +
self.exportedLayers[value] + "\"")
else:
command += (" -" + param.name + " \"" + value + "\"")
elif isinstance(param, ParameterMultipleInput):
s = param.value
for layer in self.exportedLayers.keys():
s = s.replace(layer, self.exportedLayers[layer])
command += (" -" + param.name + " \"" + s + "\"")
elif isinstance(param, ParameterBoolean):
if param.value:
command += (" -" + param.name)
elif isinstance(param, ParameterFixedTable):
tempTableFile = ProcessingUtils.getTempFilename("txt")
f = open(tempTableFile, "w")
f.write('\t'.join([col for col in param.cols]) + "\n")
values = param.value.split(",")
for i in range(0, len(values), 3):
s = values[i] + "\t" + values[i +
1] + "\t" + values[i +
2] + "\n"
f.write(s)
f.close()
command += (" -" + param.name + " \"" + tempTableFile + "\"")
elif isinstance(param, ParameterExtent):
#'we have to substract/add half cell size, since saga is center based, not corner based
halfcell = self.getOutputCellsize() / 2
offset = [halfcell, -halfcell, halfcell, -halfcell]
values = param.value.split(",")
for i in range(4):
command += (" -" + self.extentParamNames[i] + " " +
str(float(values[i]) + offset[i]))
elif isinstance(param, (ParameterNumber, ParameterSelection)):
command += (" -" + param.name + " " + str(param.value))
else:
command += (" -" + param.name + " \"" + str(param.value) +
"\"")
for out in self.outputs:
if isinstance(out, OutputRaster):
filename = out.getCompatibleFileName(self)
filename = ProcessingUtils.tempFolder(
) + os.sep + os.path.basename(filename) + ".sgrd"
command += (" -" + out.name + " \"" + filename + "\"")
if isinstance(out, OutputVector):
filename = out.getCompatibleFileName(self)
command += (" -" + out.name + " \"" + filename + "\"")
if isinstance(out, OutputTable):
filename = out.getCompatibleFileName(self)
command += (" -" + out.name + " \"" + filename + "\"")
commands.append(command)
#3:Export resulting raster layers
for out in self.outputs:
if isinstance(out, OutputRaster):
filename = out.getCompatibleFileName(self)
filename2 = ProcessingUtils.tempFolder(
) + os.sep + os.path.basename(filename) + ".sgrd"
formatIndex = 1 if saga208 else 4
if ProcessingUtils.isWindows() or ProcessingUtils.isMac(
) or not saga208:
commands.append("io_gdal 1 -GRIDS \"" + filename2 +
"\" -FORMAT " + str(formatIndex) +
" -TYPE 0 -FILE \"" + filename + "\"")
else:
commands.append("libio_gdal 1 -GRIDS \"" + filename2 +
"\" -FORMAT 1 -TYPE 0 -FILE \"" +
filename + "\"")
#4 Run SAGA
commands = self.editCommands(commands)
SagaUtils.createSagaBatchJobFileFromSagaCommands(commands)
loglines = []
loglines.append("SAGA execution commands")
for line in commands:
progress.setCommand(line)
loglines.append(line)
if ProcessingConfig.getSetting(SagaUtils.SAGA_LOG_COMMANDS):
ProcessingLog.addToLog(ProcessingLog.LOG_INFO, loglines)
SagaUtils.executeSaga(progress)
