def export(self, path):
filename = utils.tempFilenameInTempFolder("exported.sqlite")
def _addToProject():
self.repo.exportsl(self.ref + ":" + path, unicode(filename))
self.explorer.run(_addToProject, "Add Geogit tree to QGIS project", [])
layer = QgsVectorLayer(filename, path, "ogr")
QgsMapLayerRegistry.instance().addMapLayers([layer])
self.explorer.updateQgisContent()
def addToProject(self, explorer):
filename = utils.tempFilenameInTempFolder("exported.sqlite")
if filename != "":
def _addToProject():
self.element.repo.exportsl(str(self.element), unicode(filename))
explorer.run(_addToProject, "Add Geogit tree to QGIS project", [])
layer = QgsVectorLayer(filename, self.element.path, "ogr")
QgsMapLayerRegistry.instance().addMapLayers([layer])
explorer.updateQgisContent()
def exportRasterLayer(layer):
if (not unicode(layer.source()).lower().endswith("tif") ):
filename = str(layer.name())
output = utils.tempFilenameInTempFolder(filename + ".tif")
writer = QgsRasterFileWriter(output)
writer.setOutputFormat("GTiff");
writer.writeRaster(layer.pipe(), layer.width(), layer.height(), layer.extent(), layer.crs())
del writer
return output
else:
return unicode(layer.source())
def exportVectorLayer(layer):
'''accepts a QgsVectorLayer or a string with a filepath'''
settings = QSettings()
systemEncoding = settings.value( "/UI/encoding", "System" )
if isinstance(layer, QgsMapLayer):
filename = unicode(layer.source())
destFilename = unicode(layer.name())
else:
filename = unicode(layer)
destFilename = unicode(os.path.splitext(os.path.basename(filename))[0])
if (not filename.lower().endswith("shp")):
if not isinstance(layer, QgsMapLayer):
layer = QgsVectorLayer(filename, "layer", "ogr")
if not layer.isValid() or layer.type() != QgsMapLayer.VectorLayer:
raise Exception ("Error reading file {} or it is not a valid vector layer file".format(filename))
output = utils.tempFilenameInTempFolder(destFilename + ".shp")
provider = layer.dataProvider()
writer = QgsVectorFileWriter(output, systemEncoding, layer.pendingFields(), provider.geometryType(), layer.crs() )
for feat in layer.getFeatures():
writer.addFeature(feat)
del writer
return output
else:
return filename
