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16 import dns.exception
17 import dns.rdata
18 import dns.tokenizer
19
21 if what[0] == '-' or what[0] == '+':
22 what = what[1:]
23 if what.isdigit():
24 return
25 (left, right) = what.split('.')
26 if left == '' and right == '':
27 raise dns.exception.FormError
28 if not left == '' and not left.isdigit():
29 raise dns.exception.FormError
30 if not right == '' and not right.isdigit():
31 raise dns.exception.FormError
32
33 -class GPOS(dns.rdata.Rdata):
34 """GPOS record
35
36 @ivar latitude: latitude
37 @type latitude: string
38 @ivar longitude: longitude
39 @type longitude: string
40 @ivar altitude: altitude
41 @type altitude: string
42 @see: RFC 1712"""
43
44 __slots__ = ['latitude', 'longitude', 'altitude']
45
46 - def __init__(self, rdclass, rdtype, latitude, longitude, altitude):
47 super(GPOS, self).__init__(rdclass, rdtype)
48 if isinstance(latitude, float) or \
49 isinstance(latitude, int) or \
50 isinstance(latitude, long):
51 latitude = str(latitude)
52 if isinstance(longitude, float) or \
53 isinstance(longitude, int) or \
54 isinstance(longitude, long):
55 longitude = str(longitude)
56 if isinstance(altitude, float) or \
57 isinstance(altitude, int) or \
58 isinstance(altitude, long):
59 altitude = str(altitude)
60 _validate_float_string(latitude)
61 _validate_float_string(longitude)
62 _validate_float_string(altitude)
63 self.latitude = latitude
64 self.longitude = longitude
65 self.altitude = altitude
66
67 - def to_text(self, origin=None, relativize=True, **kw):
68 return '%s %s %s' % (self.latitude, self.longitude, self.altitude)
69
70 - def from_text(cls, rdclass, rdtype, tok, origin = None, relativize = True):
76
77 from_text = classmethod(from_text)
78
79 - def to_wire(self, file, compress = None, origin = None):
80 l = len(self.latitude)
81 assert l < 256
82 byte = chr(l)
83 file.write(byte)
84 file.write(self.latitude)
85 l = len(self.longitude)
86 assert l < 256
87 byte = chr(l)
88 file.write(byte)
89 file.write(self.longitude)
90 l = len(self.altitude)
91 assert l < 256
92 byte = chr(l)
93 file.write(byte)
94 file.write(self.altitude)
95
96 - def from_wire(cls, rdclass, rdtype, wire, current, rdlen, origin = None):
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121 from_wire = classmethod(from_wire)
122
123 - def _cmp(self, other):
130
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137 float_latitude = property(_get_float_latitude, _set_float_latitude,
138 doc="latitude as a floating point value")
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146 float_longitude = property(_get_float_longitude, _set_float_longitude,
147 doc="longitude as a floating point value")
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155 float_altitude = property(_get_float_altitude, _set_float_altitude,
156 doc="altitude as a floating point value")
157