mirror of https://github.com/sgoudham/Enso-Bot.git
You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
34 lines
961 B
Python
34 lines
961 B
Python
5 years ago
|
from django.contrib.gis.geos.geometry import GEOSGeometry, hex_regex, wkt_regex
|
||
|
|
|
||
|
|
|
||
|
|
def fromfile(file_h):
|
||
|
|
"""
|
||
|
|
Given a string file name, returns a GEOSGeometry. The file may contain WKB,
|
||
|
|
WKT, or HEX.
|
||
|
|
"""
|
||
|
|
# If given a file name, get a real handle.
|
||
|
|
if isinstance(file_h, str):
|
||
|
|
with open(file_h, 'rb') as file_h:
|
||
|
|
buf = file_h.read()
|
||
|
|
else:
|
||
|
|
buf = file_h.read()
|
||
|
|
|
||
|
|
# If we get WKB need to wrap in memoryview(), so run through regexes.
|
||
|
|
if isinstance(buf, bytes):
|
||
|
|
try:
|
||
|
|
decoded = buf.decode()
|
||
|
|
except UnicodeDecodeError:
|
||
|
|
pass
|
||
|
|
else:
|
||
|
|
if wkt_regex.match(decoded) or hex_regex.match(decoded):
|
||
|
|
return GEOSGeometry(decoded)
|
||
|
|
else:
|
||
|
|
return GEOSGeometry(buf)
|
||
|
|
|
||
|
|
return GEOSGeometry(memoryview(buf))
|
||
|
|
|
||
|
|
|
||
|
|
def fromstr(string, **kwargs):
|
||
|
|
"Given a string value, return a GEOSGeometry object."
|
||
|
|
return GEOSGeometry(string, **kwargs)
|