Replace usage of feedparser for sanitizing html with new HtmlSanitizer module.
HtmlSanitizer prevents from XSS attacks (Fixes issue 606).
"""
This module is for the miscellaneous GEOS routines, particularly the
ones that return the area, distance, and length.
"""
from ctypes import c_int, c_double, POINTER
from django.contrib.gis.geos.libgeos import lgeos, GEOM_PTR
from django.contrib.gis.geos.prototypes.errcheck import check_dbl
### ctypes generator function ###
def dbl_from_geom(func, num_geom=1):
"""
Argument is a Geometry, return type is double that is passed
in by reference as the last argument.
"""
argtypes = [GEOM_PTR for i in xrange(num_geom)]
argtypes += [POINTER(c_double)]
func.argtypes = argtypes
func.restype = c_int # Status code returned
func.errcheck = check_dbl
return func
### ctypes prototypes ###
# Area, distance, and length prototypes.
geos_area = dbl_from_geom(lgeos.GEOSArea)
geos_distance = dbl_from_geom(lgeos.GEOSDistance, num_geom=2)
geos_length = dbl_from_geom(lgeos.GEOSLength)