18 lines
666 B
Python
18 lines
666 B
Python
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import re
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from django.utils.regex_helper import _lazy_re_compile
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# Regular expression for recognizing HEXEWKB and WKT. A prophylactic measure
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# to prevent potentially malicious input from reaching the underlying C
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# library. Not a substitute for good web security programming practices.
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hex_regex = _lazy_re_compile(r"^[0-9A-F]+$", re.I)
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wkt_regex = _lazy_re_compile(
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r"^(SRID=(?P<srid>\-?[0-9]+);)?"
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r"(?P<wkt>"
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r"(?P<type>POINT|LINESTRING|LINEARRING|POLYGON|MULTIPOINT|"
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r"MULTILINESTRING|MULTIPOLYGON|GEOMETRYCOLLECTION)"
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r"[ACEGIMLONPSRUTYZ0-9,\.\-\+\(\) ]+)$",
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re.I,
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)
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json_regex = _lazy_re_compile(r"^(\s+)?\{.*}(\s+)?$", re.DOTALL)
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