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Fixed #34302 -- Fixed SpatialReference.srid for objects without top-level authority.

This commit is contained in:
Stefan Brand 2023-02-17 09:44:17 +01:00 committed by Mariusz Felisiak
parent d77762de03
commit eacf6b73d8
2 changed files with 12 additions and 2 deletions
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2
django/contrib/gis/gdal/srs.py
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@ -209,7 +209,7 @@ class SpatialReference(GDALBase):
def srid(self): def srid(self):
"Return the SRID of top-level authority, or None if undefined." "Return the SRID of top-level authority, or None if undefined."
try: try:
return int(self.attr_value("AUTHORITY", 1)) return int(self.auth_code(target=None))
except (TypeError, ValueError): except (TypeError, ValueError):
return None return None

12
tests/gis_tests/gdal_tests/test_srs.py
View File

@ -102,7 +102,10 @@ srlist = (
ang_name="Degree", ang_name="Degree",
lin_units=0.3048006096012192, lin_units=0.3048006096012192,
ang_units=0.0174532925199, ang_units=0.0174532925199,
auth={"PROJCS": (None, None)}, auth={
None: (None, None), # Top-level authority.
"PROJCS": (None, None),
},
attr=( attr=(
("PROJCS|GeOgCs|spheroid", "GRS 1980"), ("PROJCS|GeOgCs|spheroid", "GRS 1980"),
(("projcs", 9), "UNIT"), (("projcs", 9), "UNIT"),
@ -391,3 +394,10 @@ class SpatialRefTest(SimpleTestCase):
self.assertIn('DATUM["D_North_American_1983"', srs.wkt) self.assertIn('DATUM["D_North_American_1983"', srs.wkt)
srs.from_esri() srs.from_esri()
self.assertIn('DATUM["North_American_Datum_1983"', srs.wkt) self.assertIn('DATUM["North_American_Datum_1983"', srs.wkt)
def test_srid(self):
"""The srid property returns top-level authority code."""
for s in srlist:
if hasattr(s, "epsg"):
srs = SpatialReference(s.wkt)
self.assertEqual(srs.srid, s.epsg)