| import re |
| |
| # Regular expression for recognizing HEXEWKB and WKT. A prophylactic measure |
| # to prevent potentially malicious input from reaching the underlying C |
| # library. Not a substitute for good Web security programming practices. |
| hex_regex = re.compile(r'^[0-9A-F]+$', re.I) |
| wkt_regex = re.compile(r'^(SRID=(?P<srid>\d+);)?' |
| r'(?P<wkt>' |
| r'(?P<type>POINT|LINESTRING|LINEARRING|POLYGON|MULTIPOINT|MULTILINESTRING|MULTIPOLYGON|GEOMETRYCOLLECTION)' |
| r'[ACEGIMLONPSRUTYZ\d,\.\-\(\) ]+)$', |
| re.I) |
| json_regex = re.compile(r'^(\s+)?\{[\s\w,\[\]\{\}\-\."\':]+\}(\s+)?$') |
