Fixed #9566 -- made GeoJSON regex more robust.
git-svn-id: http://code.djangoproject.com/svn/django/trunk@9392 bcc190cf-cafb-0310-a4f2-bffc1f526a37
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@ -61,7 +61,7 @@ from django.contrib.gis.gdal.prototypes.srs import clone_srs
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# Regular expressions for recognizing HEXEWKB and WKT.
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hex_regex = re.compile(r'^[0-9A-F]+$', re.I)
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wkt_regex = re.compile(r'^(?P<type>POINT|LINESTRING|LINEARRING|POLYGON|MULTIPOINT|MULTILINESTRING|MULTIPOLYGON|GEOMETRYCOLLECTION)[ACEGIMLONPSRUTY\d,\.\-\(\) ]+$', re.I)
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json_regex = re.compile(r'^\{[\s\w,\-\.\"\'\:\[\]]+\}$')
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json_regex = re.compile(r'^(\s+)?\{[\s\w,\[\]\{\}\-\."\':]+\}(\s+)?$')
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#### OGRGeometry Class ####
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class OGRGeometry(object):
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@ -21,6 +21,7 @@ from django.contrib.gis.geos.prototypes import *
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# try/except since this package may be used outside GeoDjango.
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try:
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from django.contrib.gis.gdal import OGRGeometry, SpatialReference, GEOJSON
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from django.contrib.gis.gdal.geometries import json_regex
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HAS_GDAL = True
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except:
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HAS_GDAL, GEOJSON = False, False
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@ -30,7 +31,6 @@ except:
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# library. Not a substitute for good web security programming practices.
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hex_regex = re.compile(r'^[0-9A-F]+$', re.I)
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wkt_regex = re.compile(r'^(SRID=(?P<srid>\d+);)?(?P<wkt>(POINT|LINESTRING|LINEARRING|POLYGON|MULTIPOINT|MULTILINESTRING|MULTIPOLYGON|GEOMETRYCOLLECTION)[ACEGIMLONPSRUTY\d,\.\-\(\) ]+)$', re.I)
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json_regex = re.compile(r'^\{.+\}$')
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class GEOSGeometry(object):
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"A class that, generally, encapsulates a GEOS geometry."
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@ -154,4 +154,20 @@ buffer_geoms = ( (TestGeom('POINT(0 0)'),
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json_geoms = (TestGeom('POINT(100 0)', json='{ "type": "Point", "coordinates": [ 100.000000, 0.000000 ] }'),
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TestGeom('POLYGON((0 0, -10 0, -10 -10, 0 -10, 0 0))', json='{ "type": "Polygon", "coordinates": [ [ [ 0.000000, 0.000000 ], [ -10.000000, 0.000000 ], [ -10.000000, -10.000000 ], [ 0.000000, -10.000000 ], [ 0.000000, 0.000000 ] ] ] }'),
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TestGeom('MULTIPOLYGON(((102 2, 103 2, 103 3, 102 3, 102 2)), ((100.0 0.0, 101.0 0.0, 101.0 1.0, 100.0 1.0, 100.0 0.0), (100.2 0.2, 100.8 0.2, 100.8 0.8, 100.2 0.8, 100.2 0.2)))', json='{ "type": "MultiPolygon", "coordinates": [ [ [ [ 102.000000, 2.000000 ], [ 103.000000, 2.000000 ], [ 103.000000, 3.000000 ], [ 102.000000, 3.000000 ], [ 102.000000, 2.000000 ] ] ], [ [ [ 100.000000, 0.000000 ], [ 101.000000, 0.000000 ], [ 101.000000, 1.000000 ], [ 100.000000, 1.000000 ], [ 100.000000, 0.000000 ] ], [ [ 100.200000, 0.200000 ], [ 100.800000, 0.200000 ], [ 100.800000, 0.800000 ], [ 100.200000, 0.800000 ], [ 100.200000, 0.200000 ] ] ] ] }'),
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TestGeom('GEOMETRYCOLLECTION(POINT(100 0),LINESTRING(101.0 0.0, 102.0 1.0))',
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json='{ "type": "GeometryCollection", "geometries": [ { "type": "Point", "coordinates": [ 100.000000, 0.000000 ] }, { "type": "LineString", "coordinates": [ [ 101.000000, 0.000000 ], [ 102.000000, 1.000000 ] ] } ] }',
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),
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TestGeom('MULTILINESTRING((100.0 0.0, 101.0 1.0),(102.0 2.0, 103.0 3.0))',
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json="""
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{ "type": "MultiLineString",
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"coordinates": [
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[ [100.0, 0.0], [101.0, 1.0] ],
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[ [102.0, 2.0], [103.0, 3.0] ]
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]
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}
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""",
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not_equal=True,
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),
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)
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@ -79,8 +79,9 @@ class OGRGeomTest(unittest.TestCase):
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if not GEOJSON: return
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for g in json_geoms:
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geom = OGRGeometry(g.wkt)
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self.assertEqual(g.json, geom.json)
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self.assertEqual(g.json, geom.geojson)
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if not hasattr(g, 'not_equal'):
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self.assertEqual(g.json, geom.json)
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self.assertEqual(g.json, geom.geojson)
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self.assertEqual(OGRGeometry(g.wkt), OGRGeometry(geom.json))
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def test02_points(self):
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@ -102,8 +102,9 @@ class GEOSTest(unittest.TestCase):
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if not HAS_GDAL or not GEOJSON: return
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for g in json_geoms:
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geom = GEOSGeometry(g.wkt)
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self.assertEqual(g.json, geom.json)
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self.assertEqual(g.json, geom.geojson)
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if not hasattr(g, 'not_equal'):
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self.assertEqual(g.json, geom.json)
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self.assertEqual(g.json, geom.geojson)
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self.assertEqual(GEOSGeometry(g.wkt), GEOSGeometry(geom.json))
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def test01j_eq(self):
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