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Refs #26134 -- Updated deprecated MySQL GIS function names.

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This commit is contained in:
Tim Graham 2016-05-24 09:53:50 -04:00
parent a0a1c4fbde
commit 92f88206d0
1 changed files with 35 additions and 19 deletions
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54
django/contrib/gis/db/backends/mysql/operations.py
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@ -14,46 +14,62 @@ class MySQLOperations(BaseSpatialOperations, DatabaseOperations):
Adapter = WKTAdapter
@cached_property
def is_mysql_5_5(self):
return self.connection.mysql_version < (5, 6, 1)
@cached_property
def is_mysql_5_6(self):
return self.connection.mysql_version < (5, 7, 6)
@cached_property
def select(self):
if self.connection.mysql_version < (5, 6, 0):
if self.is_mysql_5_5:
return 'AsText(%s)'
return 'ST_AsText(%s)'
@cached_property
def from_wkb(self):
if self.connection.mysql_version < (5, 6, 0):
if self.is_mysql_5_5:
return 'GeomFromWKB'
return 'ST_GeomFromWKB'
@cached_property
def from_text(self):
if self.connection.mysql_version < (5, 6, 0):
if self.is_mysql_5_5:
return 'GeomFromText'
return 'ST_GeomFromText'
gis_operators = {
'bbcontains': SpatialOperator(func='MBRContains'), # For consistency w/PostGIS API
'bboverlaps': SpatialOperator(func='MBROverlaps'), # .. ..
'contained': SpatialOperator(func='MBRWithin'), # .. ..
'contains': SpatialOperator(func='MBRContains'),
'disjoint': SpatialOperator(func='MBRDisjoint'),
'equals': SpatialOperator(func='MBREqual'),
'exact': SpatialOperator(func='MBREqual'),
'intersects': SpatialOperator(func='MBRIntersects'),
'overlaps': SpatialOperator(func='MBROverlaps'),
'same_as': SpatialOperator(func='MBREqual'),
'touches': SpatialOperator(func='MBRTouches'),
'within': SpatialOperator(func='MBRWithin'),
}
@cached_property
def gis_operators(self):
MBREquals = 'MBREqual' if self.is_mysql_5_6 else 'MBREquals'
return {
'bbcontains': SpatialOperator(func='MBRContains'), # For consistency w/PostGIS API
'bboverlaps': SpatialOperator(func='MBROverlaps'), # ...
'contained': SpatialOperator(func='MBRWithin'), # ...
'contains': SpatialOperator(func='MBRContains'),
'disjoint': SpatialOperator(func='MBRDisjoint'),
'equals': SpatialOperator(func=MBREquals),
'exact': SpatialOperator(func=MBREquals),
'intersects': SpatialOperator(func='MBRIntersects'),
'overlaps': SpatialOperator(func='MBROverlaps'),
'same_as': SpatialOperator(func=MBREquals),
'touches': SpatialOperator(func='MBRTouches'),
'within': SpatialOperator(func='MBRWithin'),
}
@cached_property
def function_names(self):
return {
'Area': 'Area' if self.is_mysql_5_5 else 'ST_Area',
'Centroid': 'Centroid' if self.is_mysql_5_5 else 'ST_Centroid',
'Difference': 'ST_Difference',
'Distance': 'ST_Distance',
'Envelope': 'Envelope' if self.is_mysql_5_5 else 'ST_Envelope',
'Intersection': 'ST_Intersection',
'Length': 'GLength' if self.connection.mysql_version < (5, 6, 0) else 'ST_Length',
'Length': 'GLength' if self.is_mysql_5_5 else 'ST_Length',
'NumGeometries': 'NumGeometries' if self.is_mysql_5_5 else 'ST_NumGeometries',
'NumPoints': 'NumPoints' if self.is_mysql_5_5 else 'ST_NumPoints',
'SymDifference': 'ST_SymDifference',
'Union': 'ST_Union',
}
@ -71,7 +87,7 @@ class MySQLOperations(BaseSpatialOperations, DatabaseOperations):
'Perimeter', 'PointOnSurface', 'Reverse', 'Scale', 'SnapToGrid',
'Transform', 'Translate',
}
if self.connection.mysql_version < (5, 6, 1):
if self.is_mysql_5_5:
unsupported.update({'Difference', 'Distance', 'Intersection', 'SymDifference', 'Union'})
return unsupported