[processing] Fix Hub Distance alg does not correctly use project ellipsoid setting

Author: nyalldawson

python/plugins/processing/algs/qgis/HubDistance.py

@@ -26,7 +26,7 @@
 __revision__ = '$Format:%H$'
 
 from qgis.PyQt.QtCore import QVariant
-from qgis.core import QGis, QgsField, QgsGeometry, QgsDistanceArea, QgsFeature, QgsFeatureRequest
+from qgis.core import QGis, QgsField, QgsGeometry, QgsDistanceArea, QgsFeature, QgsFeatureRequest, QgsProject
 from processing.core.GeoAlgorithm import GeoAlgorithm
 from processing.core.GeoAlgorithmExecutionException import GeoAlgorithmExecutionException
 from processing.core.parameters import ParameterVector
@@ -111,6 +111,9 @@ def processAlgorithm(self, progress):
         distance = QgsDistanceArea()
         distance.setSourceCrs(layerPoints.crs().srsid())
         distance.setEllipsoidalMode(True)
+        project_ellipsoid = QgsProject.instance().readEntry('Measure', '/Ellipsoid',
+                                                            'NONE')[0]
+        distance.setEllipsoid(project_ellipsoid)
 
         # Scan source points, find nearest hub, and write to output file
         features = vector.features(layerPoints)