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 getCompatibleFileName(self, alg): '''Returns a filename that is compatible with the algorithm that is going to generate this output. If the algorithm supports the file format of the current output value, it returns that value. If not, it returns a temporary file with a supported file format, to be used to generate the output result.''' ext = self.value[self.value.rfind(".") + 1:] if ext in alg.provider.getSupportedOutputTableExtensions(): return self.value else: if self.compatible is None: self.compatible = ProcessingUtils.getTempFilenameInTempFolder(self.name + "." + self.getDefaultFileExtension(alg)) return self.compatible;
def getCompatibleFileName(self, alg): '''Returns a filename that is compatible with the algorithm that is going to generate this output. If the algorithm supports the file format of the current output value, it returns that value. If not, it returns a temporary file with a supported file format, to be used to generate the output result.''' ext = self.value[self.value.rfind(".") + 1:] if ext in alg.provider.getSupportedOutputVectorLayerExtensions(): return self.value else: if self.compatible is None: self.compatible = ProcessingUtils.getTempFilenameInTempFolder(self.name + "." + self.getDefaultFileExtension(alg)) return self.compatible;
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") filename = os.path.basename(unicode(layer.source())) idx = filename.rfind(".") if idx != -1: filename = filename[:idx] filename = str(layer.name()) validChars = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789:" filename = ''.join(c for c in filename if c in validChars) if len(filename) == 0: filename = "layer" output = ProcessingUtils.getTempFilenameInTempFolder(filename + ".shp") provider = layer.dataProvider() useSelection = ProcessingConfig.getSetting( ProcessingConfig.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 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" ) filename = os.path.basename(unicode(layer.source())) idx = filename.rfind(".") if idx != -1: filename = filename[:idx] filename = str(layer.name()) validChars = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789:" filename = ''.join(c for c in filename if c in validChars) if len(filename) == 0: filename = "layer" output = ProcessingUtils.getTempFilenameInTempFolder(filename + ".shp") provider = layer.dataProvider() useSelection = ProcessingConfig.getSetting(ProcessingConfig.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 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 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 + "\""