def test_fes20_c5_example10():
"""This example encodes a filter using the LIKE operation to perform a
pattern matching comparison. In this case, the filter identifies all
features where the value of the property named LAST_NAME begins with the
letters "JOHN"."""
xml_text = """
<fes:Filter
xmlns:fes="http://www.opengis.net/fes/2.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://www.opengis.net/fes/2.0
http://schemas.opengis.net/filter/2.0/filterAll.xsd">
<fes:PropertyIsLike wildCard="*" singleChar="#" escapeChar="!">
<fes:ValueReference>LAST_NAME</fes:ValueReference>
<fes:Literal>JOHN*</fes:Literal>
</fes:PropertyIsLike>
</fes:Filter>
""".strip()
expected = Filter(predicate=LikeOperator(
expression=(
ValueReference(xpath="LAST_NAME"),
Literal(raw_value="JOHN*"),
),
wildCard="*",
singleChar="#",
escapeChar="!",
))
result = Filter.from_string(xml_text)
assert result == expected, f"result={result!r}"
# Test SQL generating
query = result.compile_query()
assert query == CompiledQuery(lookups=[Q(
LAST_NAME__fes_like="JOHN%")]), repr(query)
def test_fes20_c5_example2():
"""A simple non-spatial filter comparing a property value to a literal.
In this case, the DEPTH is checked to find instances where it is less than
30 - possibly to identify areas that need dredging.
"""
xml_text = """
<fes:Filter
xmlns:fes="http://www.opengis.net/fes/2.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://www.opengis.net/fes/2.0
http://schemas.opengis.net/filter/2.0/filterAll.xsd">
<fes:PropertyIsLessThan>
<fes:ValueReference>DEPTH</fes:ValueReference>
<fes:Literal>30</fes:Literal>
</fes:PropertyIsLessThan>
</fes:Filter>
""".strip()
expected = Filter(
BinaryComparisonOperator(
BinaryComparisonName.PropertyIsLessThan,
expression=(ValueReference("DEPTH"), Literal("30")),
))
result = Filter.from_string(xml_text)
assert result == expected, f"result={result!r}"
# Test SQL generating
query = result.compile_query()
assert query == CompiledQuery(lookups=[Q(DEPTH__lt=30)]), repr(query)
def test_fes20_c5_example8():
"""This example encodes a filter using the BETWEEN operator. The filter
identifies all features where the DEPTH is between 100 m and 200 m."""
xml_text = """
<fes:Filter
xmlns:fes="http://www.opengis.net/fes/2.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://www.opengis.net/fes/2.0
http://schemas.opengis.net/filter/2.0/filterAll.xsd">
<fes:PropertyIsBetween>
<fes:ValueReference>DEPTH</fes:ValueReference>
<fes:LowerBoundary>
<fes:Literal>100</fes:Literal>
</fes:LowerBoundary>
<fes:UpperBoundary>
<fes:Literal>200</fes:Literal>
</fes:UpperBoundary>
</fes:PropertyIsBetween>
</fes:Filter>
""".strip()
expected = Filter(predicate=BetweenComparisonOperator(
expression=ValueReference(xpath="DEPTH"),
lowerBoundary=Literal(raw_value="100"),
upperBoundary=Literal(raw_value="200"),
))
result = Filter.from_string(xml_text)
assert result == expected, f"result={result!r}"
# Test SQL generating
query = result.compile_query()
assert query == CompiledQuery(lookups=[Q(DEPTH__range=(100,
200))]), repr(query)
def test_fes20_c5_example1():
"""A simple non-spatial filter checking to see if SomeProperty is equal to 100."""
xml_text = """
<fes:Filter
xmlns:fes="http://www.opengis.net/fes/2.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://www.opengis.net/fes/2.0
http://schemas.opengis.net/filter/2.0/filterAll.xsd">
<fes:PropertyIsEqualTo>
<fes:ValueReference>SomeProperty</fes:ValueReference>
<fes:Literal>100</fes:Literal>
</fes:PropertyIsEqualTo>
</fes:Filter>
""".strip()
expected = Filter(
BinaryComparisonOperator(
BinaryComparisonName.PropertyIsEqualTo,
expression=(
ValueReference("SomeProperty"),
Literal("100"),
),
))
result = Filter.from_string(xml_text)
assert result == expected, f"result={result!r}"
# Test SQL generating
query = result.compile_query()
assert query == CompiledQuery(lookups=[Q(
SomeProperty__exact=100)]), repr(query)
def test_fes20_c5_example14():
"""This example restricts the active set of objects to those instances of
the Person type that are older than 50 years old and live in Toronto. This
filter expression uses an XPath (as given in W3C XML Path Language)
expression to reference the complex attributes of the Person type.
"""
xml_text = """
<fes:Filter
xmlns:fes="http://www.opengis.net/fes/2.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://www.opengis.net/fes/2.0
http://schemas.opengis.net/filter/2.0/filterAll.xsd">
<fes:And>
<fes:PropertyIsGreaterThan>
<fes:ValueReference>Person/age</fes:ValueReference>
<fes:Literal>50</fes:Literal>
</fes:PropertyIsGreaterThan>
<fes:PropertyIsEqualTo>
<fes:ValueReference>Person/mailAddress/Address/city</fes:ValueReference>
<fes:Literal>Toronto</fes:Literal>
</fes:PropertyIsEqualTo>
</fes:And>
</fes:Filter>
""".strip()
result = Filter.from_string(xml_text)
expected = Filter(predicate=BinaryLogicOperator(
operands=[
BinaryComparisonOperator(
operatorType=BinaryComparisonName.PropertyIsGreaterThan,
expression=(
ValueReference(xpath="Person/age"),
Literal(raw_value="50"),
),
matchCase=True,
matchAction=MatchAction.Any,
),
BinaryComparisonOperator(
operatorType=BinaryComparisonName.PropertyIsEqualTo,
expression=(
ValueReference(xpath="Person/mailAddress/Address/city"),
Literal(raw_value="Toronto"),
),
matchCase=True,
matchAction=MatchAction.Any,
),
],
operatorType=BinaryLogicType.And,
))
assert result == expected, f"result={result!r}"
# Test SQL generating
query = result.compile_query()
assert query == CompiledQuery(lookups=[
Q(Person__age__gt=50)
& Q(Person__mailAddress__Address__city__exact="Toronto")
]), repr(query)
def test_fes20_c5_example3():
"""This example encodes a simple spatial filter. In this case, one is
finding all features that have a geometry that spatially interacts with the
specified bounding box. The expression NOT DISJOINT is used to exclude all
features that do not interact with the bounding box; in other words
identify all the features that interact with the bounding box in some way.
"""
xml_text = """
<fes:Filter
xmlns:fes="http://www.opengis.net/fes/2.0"
xmlns:gml="http://www.opengis.net/gml/3.2"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://www.opengis.net/fes/2.0
http://schemas.opengis.net/filter/2.0/filterAll.xsd
http://www.opengis.net/gml/3.2
http://schemas.opengis.net/gml/3.2.1/gml.xsd">
<fes:Not>
<fes:Disjoint>
<fes:ValueReference>Geometry</fes:ValueReference>
<gml:Envelope srsName="http://www.opengis.net/def/crs/epsg/0/4326">
<gml:lowerCorner>13.0983 31.5899</gml:lowerCorner>
<gml:upperCorner>35.5472 42.8143</gml:upperCorner>
</gml:Envelope>
</fes:Disjoint>
</fes:Not>
</fes:Filter>
""".strip()
expected = Filter(predicate=UnaryLogicOperator(
operands=BinarySpatialOperator(
operatorType=SpatialOperatorName.Disjoint,
operand1=ValueReference(xpath="Geometry"),
operand2=GEOSGMLGeometry(
srs=WGS84,
geos_data=GEOSGeometry(
"POLYGON ((13.0983 31.5899, 35.5472 31.5899"
", 35.5472 42.8143, 13.0983 42.8143, 13.0983 31.5899))",
srid=4326,
),
),
),
operatorType=UnaryLogicType.Not,
))
result = Filter.from_string(xml_text)
assert result == expected, f"result={result!r}"
# Test SQL generating
query = result.compile_query()
assert query == CompiledQuery(lookups=[
~Q(Geometry__disjoint=GEOSGeometry(
"POLYGON ((13.0983 31.5899, 35.5472 31.5899"
", 35.5472 42.8143, 13.0983 42.8143, 13.0983 31.5899))",
srid=4326,
))
]), repr(query)
def test_fes20_c5_example7():
"""This example assumes that the server advertises support for a function
called "Add" in its filter capabilities document. The example encodes a
filter that includes an arithmetic expression. This filter is equivalent
to the expression PROPA = PROPB + 100.
"""
@function_registry.register(
name="Add",
arguments=dict(value1=XsdTypes.double, value2=XsdTypes.double),
returns=XsdTypes.double,
)
def fes_add(value1: F, value2: str):
# value1 is already an F value (thanks to ValueReference)
return value1 + value2
xml_text = """
<fes:Filter
xmlns:fes="http://www.opengis.net/fes/2.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://www.opengis.net/fes/2.0
http://schemas.opengis.net/filter/2.0/filterAll.xsd">
<fes:PropertyIsEqualTo>
<fes:ValueReference>PROPA</fes:ValueReference>
<fes:Function name="Add">
<fes:ValueReference>PROPB</fes:ValueReference>
<fes:Literal>100</fes:Literal>
</fes:Function>
</fes:PropertyIsEqualTo>
</fes:Filter>
""".strip()
expected = Filter(predicate=BinaryComparisonOperator(
operatorType=BinaryComparisonName.PropertyIsEqualTo,
expression=(
ValueReference(xpath="PROPA"),
Function(
name="Add",
arguments=[
ValueReference(xpath="PROPB"),
Literal(raw_value="100")
],
),
),
matchCase=True,
matchAction=MatchAction.Any,
))
result = Filter.from_string(xml_text)
assert result == expected, f"result={result!r}"
# Test SQL generating
# Testing against repr() because CombinedExpression / Value doesn't do __eq__ testing.
query = result.compile_query()
assert repr(query) == repr(
CompiledQuery(lookups=[Q(PROPA__exact=F("PROPB") + 100)])), repr(query)
def test_fes10_add_sub():
"""A simple non-spatial filter checking to see if SomeProperty is equal to 100."""
xml_text = """
<fes:Filter
xmlns:fes="http://www.opengis.net/fes/2.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://www.opengis.net/fes/2.0
http://schemas.opengis.net/filter/2.0/filterAll.xsd">
<fes:PropertyIsEqualTo>
<fes:ValueReference>SomeProperty</fes:ValueReference>
<fes:Add>
<fes:Sub>
<fes:Literal>100</fes:Literal>
<fes:Literal>50</fes:Literal>
</fes:Sub>
<fes:Literal>200</fes:Literal>
</fes:Add>
</fes:PropertyIsEqualTo>
</fes:Filter>
""".strip()
expected = Filter(predicate=BinaryComparisonOperator(
operatorType=BinaryComparisonName.PropertyIsEqualTo,
expression=(
ValueReference(xpath="SomeProperty"),
BinaryOperator(
_operatorType=BinaryOperatorType.Add,
expression=(
BinaryOperator(
_operatorType=BinaryOperatorType.Sub,
expression=(
Literal(raw_value="100"),
Literal(raw_value="50"),
),
),
Literal(raw_value="200"),
),
),
),
matchCase=True,
matchAction=MatchAction.Any,
))
result = Filter.from_string(xml_text)
assert result == expected, f"result={result!r}"
# Test SQL generating
query = result.compile_query()
integer_field = models.IntegerField()
assert query == CompiledQuery(lookups=[
Q(SomeProperty__exact=(Value(100, output_field=integer_field) -
Value(50, output_field=integer_field) +
Value(200, output_field=integer_field)))
]), repr(query)
def test_fes20_c5_example6():
"""The following filter includes the encoding of a function. This filter
identifies all features where the sine() of the property named
DISPERSION_ANGLE is 1.
"""
@function_registry.register(
name="SIN",
arguments=dict(value1="xsd:double"),
returns="xsd:double",
)
def fes_sin(value1):
return Sin(value1)
xml_text = """
<fes:Filter
xmlns:fes="http://www.opengis.net/fes/2.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://www.opengis.net/fes/2.0
http://schemas.opengis.net/filter/2.0/filterAll.xsd">
<fes:PropertyIsEqualTo>
<fes:Function name="SIN">
<fes:ValueReference>DISPERSION_ANGLE</fes:ValueReference>
</fes:Function>
<fes:Literal>1</fes:Literal>
</fes:PropertyIsEqualTo>
</fes:Filter>
""".strip()
expected = Filter(predicate=BinaryComparisonOperator(
operatorType=BinaryComparisonName.PropertyIsEqualTo,
expression=(
Function(
name="SIN",
arguments=[ValueReference(xpath="DISPERSION_ANGLE")],
),
Literal(raw_value="1"),
),
matchCase=True,
matchAction=MatchAction.Any,
))
result = Filter.from_string(xml_text)
assert result == expected, f"result={result!r}"
# Test SQL generating
query = result.compile_query()
assert query == CompiledQuery(
annotations={"a1": Sin(F("DISPERSION_ANGLE"))},
lookups=[Q(a1__exact=1)]), repr(query)
def test_fes20_c7_example1():
"""C.7 Temporal filter example
EXAMPLE 1
The following examples for temporal comparisons are provided to illustrate
the proper use of the temporal The examples are based on the
following sample GML:"""
xml_text = """
<?xml version="1.0"?>
<fes:Filter
xmlns:fes="http://www.opengis.net/fes/2.0"
xmlns:gml="http://www.opengis.net/gml/3.2"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://www.opengis.net/fes/2.0
http://schemas.opengis.net/filter/2.0/filterAll.xsd
http://www.opengis.net/gml/3.2
http://schemas.opengis.net/gml/3.2.1/gml.xsd">
<fes:DWithin>
<fes:ValueReference>geometry</fes:ValueReference>
<gml:Point gml:id="P1" srsName="http://www.opengis.net/def/crs/epsg/0/4326">
<gml:pos>43.716589 -79.340686</gml:pos>
</gml:Point>
<fes:Distance uom="m">10</fes:Distance>
</fes:DWithin>
</fes:Filter>
""".strip()
expected = Filter(predicate=DistanceOperator(
valueReference=ValueReference(xpath="geometry"),
operatorType=DistanceOperatorName.DWithin,
geometry=geometries.GEOSGMLGeometry(
srs=WGS84,
geos_data=GEOSGeometry("POINT (43.716589 -79.34068600000001)",
srid=4326),
),
distance=Measure(value=10, uom="m"),
))
result = Filter.from_string(xml_text)
assert result == expected, f"result={result!r}"
# Test SQL generating
query = result.compile_query()
assert query == CompiledQuery(lookups=[
Q(geometry__dwithin=(
GEOSGeometry("POINT (43.716589 -79.34068600000001)", srid=4326),
measure.Distance(m=10),
))
]), repr(query)
def test_fes20_c5_example11_b():
"""Although GML 3.2 is the canonical GML version supported by this
International Standard, the filter schemas have been crafted is such a way
as to support any version of GML. For example, here is the same filter
expression expect that it GML 2.1.2 to encoding the geometry rather than
GML 3.2:"""
xml_text = """
<?xml version="1.0"?>
<fes:Filter
xmlns:fes="http://www.opengis.net/fes/2.0"
xmlns:gml="http://www.opengis.net/gml"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://www.opengis.net/fes/2.0
http://www.pvretano.com/schemas/filter/2.0/filterAll.xsd
http://www.opengis.net/gml
http://www.pvretano.com/schemas/gml/2.1.2/geometry.xsd">
<fes:Overlaps>
<fes:ValueReference>Geometry</fes:ValueReference>
<gml:Polygon srsName="http://www.opengis.net/def/crs/epsg/0/4326">
<gml:outerBoundaryIs>
<gml:LinearRing>
<gml:coordinates>10,10 20,20 30,30 40,40 10,10</gml:coordinates>
</gml:LinearRing>
</gml:outerBoundaryIs>
</gml:Polygon>
</fes:Overlaps>
</fes:Filter>
""".strip()
expected = Filter(predicate=BinarySpatialOperator(
operatorType=SpatialOperatorName.Overlaps,
operand1=ValueReference(xpath="Geometry"),
operand2=geometries.GEOSGMLGeometry(
srs=WGS84,
geos_data=GEOSGeometry(
"POLYGON ((10 10, 20 20, 30 30, 40 40, 10 10))", srid=4326),
),
))
result = Filter.from_string(xml_text)
assert result == expected, f"result={result!r}"
# Test SQL generating
query = result.compile_query()
assert query == CompiledQuery(lookups=[
Q(Geometry__overlaps=GEOSGeometry(
"POLYGON ((10 10, 20 20, 30 30, 40 40, 10 10))", srid=4326))
]), repr(query)
def test_fes20_c5_example3_b():
"""An alternative encoding of this filter could have used to fes:BBOX element"""
xml_text = """
<fes:Filter
xmlns:fes="http://www.opengis.net/fes/2.0"
xmlns:gml="http://www.opengis.net/gml/3.2"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://www.opengis.net/fes/2.0
http://schemas.opengis.net/filter/2.0/filterAll.xsd
http://www.opengis.net/gml/3.2
http://schemas.opengis.net/gml/3.2.1/gml.xsd">
<fes:BBOX>
<fes:ValueReference>Geometry</fes:ValueReference>
<gml:Envelope srsName="http://www.opengis.net/def/crs/epsg/0/4326">
<gml:lowerCorner>13.0983 31.5899</gml:lowerCorner>
<gml:upperCorner>35.5472 42.8143</gml:upperCorner>
</gml:Envelope>
</fes:BBOX>
</fes:Filter>
""".strip()
expected = Filter(predicate=BinarySpatialOperator(
operatorType=SpatialOperatorName.BBOX,
operand1=ValueReference(xpath="Geometry"),
operand2=GEOSGMLGeometry(
srs=WGS84,
geos_data=GEOSGeometry(
"POLYGON ((13.0983 31.5899, 35.5472 31.5899"
", 35.5472 42.8143, 13.0983 42.8143, 13.0983 31.5899))",
srid=4326,
),
),
))
result = Filter.from_string(xml_text)
assert result == expected, f"result={result!r}"
# Test SQL generating
query = result.compile_query()
assert query == CompiledQuery(lookups=[
Q(Geometry__intersects=GEOSGeometry(
"POLYGON ((13.0983 31.5899, 35.5472 31.5899"
", 35.5472 42.8143, 13.0983 42.8143, 13.0983 31.5899))",
srid=4326,
))
]), repr(query)
def test_fes20_c5_example11():
"""This example encodes a spatial filter that identifies all features whose
geometry property, named Geometry in this example, overlap a polygonal area
of interest."""
xml_text = """
<fes:Filter
xmlns:fes="http://www.opengis.net/fes/2.0"
xmlns:gml="http://www.opengis.net/gml/3.2"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://www.opengis.net/fes/2.0
http://schemas.opengis.net/filter/2.0/filterAll.xsd
http://www.opengis.net/gml/3.2
http://schemas.opengis.net/gml/3.2.1/gml.xsd">
<fes:Overlaps>
<fes:ValueReference>Geometry</fes:ValueReference>
<gml:Polygon gml:id="P1" srsName="http://www.opengis.net/def/crs/epsg/0/4326">
<gml:exterior>
<gml:LinearRing>
<gml:posList>10 10 20 20 30 30 40 40 10 10</gml:posList>
</gml:LinearRing>
</gml:exterior>
</gml:Polygon>
</fes:Overlaps>
</fes:Filter>
""".strip()
expected = Filter(predicate=BinarySpatialOperator(
operatorType=SpatialOperatorName.Overlaps,
operand1=ValueReference(xpath="Geometry"),
operand2=geometries.GEOSGMLGeometry(
srs=WGS84,
geos_data=GEOSGeometry(
"POLYGON ((10 10, 20 20, 30 30, 40 40, 10 10))", srid=4326),
),
))
result = Filter.from_string(xml_text)
assert result == expected, f"result={result!r}"
# Test SQL generating
query = result.compile_query()
assert query == CompiledQuery(lookups=[
Q(Geometry__overlaps=GEOSGeometry(
"POLYGON ((10 10, 20 20, 30 30, 40 40, 10 10))", srid=4326))
]), repr(query)
def test_fes20_c5_example5():
"""A fes:Filter element can also be used to identify an enumerated set of
feature instances or feature components. In this case, any operation that
included this filter block would be limited to the feature instances or
feature components listed within the fes:Filter element.
A filter applied to a GML version 3 data store:
"""
xml_text = """
<?xml version="1.0"?>
<fes:Filter
xmlns:fes="http://www.opengis.net/fes/2.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://www.opengis.net/fes/2.0
http://schemas.opengis.net/filter/2.0/filterAll.xsd">
<fes:ResourceId rid="TREESA_1M.1234"/>
<fes:ResourceId rid="TREESA_1M.5678"/>
<fes:ResourceId rid="TREESA_1M.9012"/>
<fes:ResourceId rid="INWATERA_1M.3456"/>
<fes:ResourceId rid="INWATERA_1M.7890"/>
<fes:ResourceId rid="BUILTUPA_1M.4321"/>
</fes:Filter>
""".strip()
expected = Filter(
IdOperator([
ResourceId(rid="TREESA_1M.1234"),
ResourceId(rid="TREESA_1M.5678"),
ResourceId(rid="TREESA_1M.9012"),
ResourceId(rid="INWATERA_1M.3456"),
ResourceId(rid="INWATERA_1M.7890"),
ResourceId(rid="BUILTUPA_1M.4321"),
]))
result = Filter.from_string(xml_text)
assert result == expected, f"result={result!r}"
# Test SQL generating
query = result.compile_query()
assert query == CompiledQuery(
typed_lookups={
"BUILTUPA_1M": [Q(pk="4321")],
"INWATERA_1M": [Q(pk="3456") | Q(pk="7890")],
"TREESA_1M": [Q(pk="1234") | Q(pk="5678") | Q(pk="9012")],
}), repr(query)
def test_fes20_c5_example15():
"""This example finds features within a specified distance of a geometry."""
xml_text = """
<?xml version="1.0"?>
<fes:Filter
xmlns:fes="http://www.opengis.net/fes/2.0"
xmlns:gml="http://www.opengis.net/gml/3.2"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://www.opengis.net/fes/2.0
http://schemas.opengis.net/filter/2.0/filterAll.xsd
http://www.opengis.net/gml/3.2
http://schemas.opengis.net/gml/3.2.1/gml.xsd">
<fes:DWithin>
<fes:ValueReference>geometry</fes:ValueReference>
<gml:Point gml:id="P1" srsName="http://www.opengis.net/def/crs/epsg/0/4326">
<gml:pos>43.716589 -79.340686</gml:pos>
</gml:Point>
<fes:Distance uom="m">10</fes:Distance>
</fes:DWithin>
</fes:Filter>
""".strip()
expected = Filter(predicate=DistanceOperator(
valueReference=ValueReference(xpath="geometry"),
operatorType=DistanceOperatorName.DWithin,
geometry=geometries.GEOSGMLGeometry(
srs=WGS84,
geos_data=GEOSGeometry("POINT (43.716589 -79.34068600000001)",
srid=4326),
),
distance=Measure(value=D("10"), uom="m"),
))
result = Filter.from_string(xml_text)
assert result == expected, f"result={result!r}"
# Test SQL generating
query = result.compile_query()
assert query == CompiledQuery(lookups=[
Q(geometry__dwithin=(
GEOSGeometry("POINT (43.716589 -79.34068600000001)", srid=4326),
measure.Distance(m=10.0),
))
]), repr(query)
def test_fes20_c5_example9():
"""This example is similar to Example 8, except that in this case, the
filter is checking to see if the SAMPLE_DATE property is within a
specified date range."""
xml_text = """
<fes:Filter
xmlns:fes="http://www.opengis.net/fes/2.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://www.opengis.net/fes/2.0
http://schemas.opengis.net/filter/2.0/filterAll.xsd">
<fes:PropertyIsBetween>
<fes:ValueReference>SAMPLE_DATE</fes:ValueReference>
<fes:LowerBoundary>
<fes:Literal>2001-01-15T20:07:48.11</fes:Literal>
</fes:LowerBoundary>
<fes:UpperBoundary>
<fes:Literal>2001-03-06T12:00:00.00</fes:Literal>
</fes:UpperBoundary>
</fes:PropertyIsBetween>
</fes:Filter>
""".strip()
expected = Filter(predicate=BetweenComparisonOperator(
expression=ValueReference(xpath="SAMPLE_DATE"),
lowerBoundary=Literal(raw_value="2001-01-15T20:07:48.11"),
upperBoundary=Literal(raw_value="2001-03-06T12:00:00.00"),
))
result = Filter.from_string(xml_text)
assert result == expected, f"result={result!r}"
# Test SQL generating
query = result.compile_query()
assert query == CompiledQuery(lookups=[
Q(SAMPLE_DATE__range=(
datetime(2001, 1, 15, 20, 7, 48, 110000),
datetime(2001, 3, 6, 12, 0),
))
]), repr(query)
def test_fes20_c5_example4():
"""In this example, Examples 2 and 3 are combined with the logical
operator AND. The predicate is thus interpreted as seeking all features
that interact with the specified bounding box and have a DEPTH value of
less than 30 m."""
xml_text = """
<?xml version="1.0"?>
<fes:Filter
xmlns:fes="http://www.opengis.net/fes/2.0"
xmlns:gml="http://www.opengis.net/gml/3.2"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://www.opengis.net/fes/2.0
http://schemas.opengis.net/filter/2.0/filterAll.xsd
http://www.opengis.net/gml
http://schemas.opengis.net/gml/2.1.2/geometry.xsd">
<fes:And>
<fes:PropertyIsLessThan>
<fes:ValueReference>DEPTH</fes:ValueReference>
<fes:Literal>30</fes:Literal>
</fes:PropertyIsLessThan>
<fes:Not>
<fes:Disjoint>
<fes:ValueReference>Geometry</fes:ValueReference>
<gml:Envelope srsName="http://www.opengis.net/def/crs/epsg/0/4326">
<gml:lowerCorner>13.0983 31.5899</gml:lowerCorner>
<gml:upperCorner>35.5472 42.8143</gml:upperCorner>
</gml:Envelope>
</fes:Disjoint>
</fes:Not>
</fes:And>
</fes:Filter>
""".strip()
expected = Filter(predicate=BinaryLogicOperator(
operands=[
BinaryComparisonOperator(
operatorType=BinaryComparisonName.PropertyIsLessThan,
expression=(
ValueReference(xpath="DEPTH"),
Literal(raw_value="30"),
),
matchCase=True,
matchAction=MatchAction.Any,
),
UnaryLogicOperator(
operands=BinarySpatialOperator(
operatorType=SpatialOperatorName.Disjoint,
operand1=ValueReference(xpath="Geometry"),
operand2=GEOSGMLGeometry(
srs=WGS84,
geos_data=GEOSGeometry(
"POLYGON ((13.0983 31.5899, 35.5472 31.5899"
", 35.5472 42.8143, 13.0983 42.8143, 13.0983 31.5899))",
srid=4326,
),
),
),
operatorType=UnaryLogicType.Not,
),
],
operatorType=BinaryLogicType.And,
))
result = Filter.from_string(xml_text)
assert result == expected, f"result={result!r}"
# Test SQL generating
query = result.compile_query()
assert query == CompiledQuery(lookups=[
Q(DEPTH__lt=30)
& ~Q(Geometry__disjoint=GEOSGeometry(
"POLYGON ((13.0983 31.5899, 35.5472 31.5899"
", 35.5472 42.8143, 13.0983 42.8143, 13.0983 31.5899))",
srid=4326,
))
]), repr(query)
def test_fes20_c5_example13():
"""Spatial and non-spatial predicates can be encoded in a single filter
expression. In this example, a spatial predicate checks to see if the
geometric property WKB_GEOMlies within a region of interest defined by a
polygon and a scalar predicate check to see if the scalar property DEPTH
lies within a specified range. This example encoding is equivalent to the
expression:
(wkb_geom WITHIN "some polygon") AND (depth BETWEEN 400 AND 800)
"""
xml_text = """
<fes:Filter
xmlns:fes="http://www.opengis.net/fes/2.0"
xmlns:gml="http://www.opengis.net/gml/3.2"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://www.opengis.net/fes/2.0
http://schemas.opengis.net/filter/2.0/filterAll.xsd
http://www.opengis.net/gml/3.2
http://schemas.opengis.net/gml/3.2.1/gml.xsd">
<fes:And>
<fes:Within>
<fes:ValueReference>WKB_GEOM</fes:ValueReference>
<gml:Polygon gml:id="P1" srsName="http://www.opengis.net/def/crs/epsg/0/4326">
<gml:exterior>
<gml:LinearRing>
<gml:posList>10 10 20 20 30 30 40 40 10 10</gml:posList>
</gml:LinearRing>
</gml:exterior>
</gml:Polygon>
</fes:Within>
<fes:PropertyIsBetween>
<fes:ValueReference>DEPTH</fes:ValueReference>
<fes:LowerBoundary>
<fes:Literal>400</fes:Literal>
</fes:LowerBoundary>
<fes:UpperBoundary>
<fes:Literal>800</fes:Literal>
</fes:UpperBoundary>
</fes:PropertyIsBetween>
</fes:And>
</fes:Filter>
""".strip()
expected = Filter(predicate=BinaryLogicOperator(
operands=[
BinarySpatialOperator(
operatorType=SpatialOperatorName.Within,
operand1=ValueReference(xpath="WKB_GEOM"),
operand2=geometries.GEOSGMLGeometry(
srs=WGS84,
geos_data=GEOSGeometry(
"POLYGON ((10 10, 20 20, 30 30, 40 40, 10 10))",
srid=4326),
),
),
BetweenComparisonOperator(
expression=ValueReference(xpath="DEPTH"),
lowerBoundary=Literal(raw_value="400"),
upperBoundary=Literal(raw_value="800"),
),
],
operatorType=BinaryLogicType.And,
))
result = Filter.from_string(xml_text)
assert result == expected, f"result={result!r}"
# Test SQL generating
query = result.compile_query()
assert query == CompiledQuery(lookups=[
Q(WKB_GEOM__within=GEOSGeometry(
"POLYGON ((10 10, 20 20, 30 30, 40 40, 10 10))", srid=4326))
& Q(DEPTH__range=(400, 800))
]), repr(query)
def test_fes20_c5_example12():
"""In this example, a more complex scalar predicate is encoded using the
logical operators AND and OR. The example is equivalent to the expression:
((FIELD1=10 OR FIELD1=20) AND (STATUS="VALID"))
"""
xml_text = """
<fes:Filter
xmlns:fes="http://www.opengis.net/fes/2.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://www.opengis.net/fes/2.0
http://schemas.opengis.net/filter/2.0/filterAll.xsd">
<fes:And>
<fes:Or>
<fes:PropertyIsEqualTo>
<fes:ValueReference>FIELD1</fes:ValueReference>
<fes:Literal>10</fes:Literal>
</fes:PropertyIsEqualTo>
<fes:PropertyIsEqualTo>
<fes:ValueReference>FIELD1</fes:ValueReference>
<fes:Literal>20</fes:Literal>
</fes:PropertyIsEqualTo>
</fes:Or>
<fes:PropertyIsEqualTo>
<fes:ValueReference>STATUS</fes:ValueReference>
<fes:Literal>VALID</fes:Literal>
</fes:PropertyIsEqualTo>
</fes:And>
</fes:Filter>
""".strip()
expected = Filter(predicate=BinaryLogicOperator(
operands=[
BinaryLogicOperator(
operands=[
BinaryComparisonOperator(
operatorType=BinaryComparisonName.PropertyIsEqualTo,
expression=(
ValueReference(xpath="FIELD1"),
Literal(raw_value="10"),
),
matchCase=True,
matchAction=MatchAction.Any,
),
BinaryComparisonOperator(
operatorType=BinaryComparisonName.PropertyIsEqualTo,
expression=(
ValueReference(xpath="FIELD1"),
Literal(raw_value="20"),
),
matchCase=True,
matchAction=MatchAction.Any,
),
],
operatorType=BinaryLogicType.Or,
),
BinaryComparisonOperator(
operatorType=BinaryComparisonName.PropertyIsEqualTo,
expression=(
ValueReference(xpath="STATUS"),
Literal(raw_value="VALID"),
),
matchCase=True,
matchAction=MatchAction.Any,
),
],
operatorType=BinaryLogicType.And,
))
result = Filter.from_string(xml_text)
assert result == expected, f"result={result!r}"
# Test SQL generating
query = result.compile_query()
assert query == CompiledQuery(
lookups=[(Q(FIELD1__exact=10) | Q(FIELD1__exact=20))
& Q(STATUS__exact="VALID")]), repr(query)