Add option --style for the observation layer style file.

1 files changed, 9 insertions, 5 deletions

diff --git a/gis-observation-map b/gis-observation-map
index 5b750f0..35a2bd0 100755
--- a/gis-observation-map
+++ b/gis-observation-map
@@ -55,6 +55,12 @@ gpkg_drv = ogr.GetDriverByName('GPKG')
 geojson_drv = ogr.GetDriverByName('GeoJSON')
 
 programName = 'gis-observation-map'
+
+config = configparser.ConfigParser()
+config.read(Path(xdg_config_home()).joinpath(programName).joinpath('config'))
+if 'QGIS' not in config.keys() or config['QGIS'] is None:
+    config['QGIS'] = {}
+
 parser = argparse.ArgumentParser(
     description='Create a QGIS project with observations from Artdatabanken.',
     prog = programName,
@@ -68,12 +74,10 @@ parser.add_argument('--project-home', help='Project home directory')
 parser.add_argument('--geometry', nargs='*', default=[], help='Geometry filename(s)')
 parser.add_argument('--point', nargs='*', metavar='X,Y', default=[], help=f'Coordinates of interest (in {target_srs.GetName()})')
 parser.add_argument('--observation-format', default='GPKG', help='Format for the observation file (default: %(default)s)')
+parser.add_argument('--style', default=config['QGIS']['style'], help='QGIS Layer Style File (*.qml) to apply to the observation layer (default: %(default)s)')
 
 args = parser.parse_args()
 
-config = configparser.ConfigParser()
-config.read(Path(xdg_config_home()).joinpath(programName).joinpath('config'))
-
 if args.project_home is not None and args.project_name is not None:
     QgsApplication.setPrefixPath('/usr/bin/qgis', True)
     qgs = QgsApplication([], False)
@@ -417,8 +421,8 @@ def getObservations(taxonLists, taxonRedlistCategories, searchFilter):
         layer = QgsVectorLayer(path.as_posix() + f'|subset={query}', 'Fynd', 'ogr')
         if not layer.isValid():
             raise Exception(f'ERROR: {path}: failed to load in QGIS')
-        if 'QGIS' in config.keys() and 'style' in config['QGIS']:
-            style = Path(config['QGIS']['style']).expanduser()
+        if args.style is not None:
+            style = Path(args.style).expanduser()
             layer.loadNamedStyle(style.as_posix())
         layer.setReadOnly(True)
         layer.setFlags(QgsMapLayer.Identifiable | QgsMapLayer.Searchable)