[745] | 1 | import const
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| 2 | import rpccommon
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| 3 |
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| 4 | from common import MAVA_BASE_URL
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| 5 |
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| 6 | import jsonrpclib
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| 7 | import hashlib
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| 8 | import datetime
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[854] | 9 | import calendar
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| 10 | import sys
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[745] | 11 |
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| 12 | #---------------------------------------------------------------------------------------
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| 13 |
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| 14 | class RPCObject(object):
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| 15 | """Base class for objects read from RPC calls.
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| 16 |
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| 17 | It is possible to construct it from a dictionary."""
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| 18 | def __init__(self, value, instructions = {}):
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| 19 | """Construct the object.
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| 20 |
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| 21 | value is the dictionary returned by the call.
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| 22 |
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| 23 | info is a mapping from names to 'instructions' on what to do with the
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| 24 | corresponding values. If the instruction is None, it will be ignored.
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| 25 | If the instruction is a function, the value will be passed to it and
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| 26 | the return value will be stored in the object.
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| 27 |
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| 28 | For all other names, the value will be stored as the same-named
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| 29 | attribute."""
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| 30 | for (key, value) in value.iteritems():
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| 31 | if key in instructions:
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| 32 | instruction = instructions[key]
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| 33 | if instruction is None:
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| 34 | continue
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| 35 |
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[854] | 36 | try:
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| 37 | value = instruction(value)
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| 38 | except:
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| 39 | print >> sys.stderr, "Failed to convert value '%s' of attribute '%s':" % \
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| 40 | (value, key)
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| 41 | import traceback
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| 42 | traceback.print_exc()
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[745] | 43 | setattr(self, key, value)
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| 44 |
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| 45 | #---------------------------------------------------------------------------------------
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| 46 |
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| 47 | class Reply(RPCObject):
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| 48 | """The generic reply structure."""
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| 49 |
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| 50 | #---------------------------------------------------------------------------------------
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| 51 |
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[858] | 52 | class ScheduledFlight(RPCObject):
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| 53 | """A scheduled flight in the time table."""
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| 54 | # The instructions for the construction
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| 55 | # Type: normal flight
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| 56 | TYPE_NORMAL = 0
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| 57 |
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| 58 | # Type: VIP flight
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| 59 | TYPE_VIP = 1
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| 60 |
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| 61 | _instructions = {
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| 62 | "id" : int,
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| 63 | "pairID": int,
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| 64 | "typeCode": lambda value: BookedFlight._decodeAircraftType(value),
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| 65 | "departureTime": lambda value: ScheduledFlight._decodeTime(value),
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| 66 | "arrivalTime": lambda value: ScheduledFlight._decodeTime(value),
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| 67 | "duration": lambda value: ScheduledFlight._decodeDuration(value),
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| 68 | "type": int,
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| 69 | "spec": int
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| 70 | }
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| 71 |
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| 72 | @staticmethod
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| 73 | def _decodeTime(value):
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| 74 | """Decode the given value as a time value."""
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| 75 | return datetime.datetime.strptime(value, "%H:%M:%S").time()
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| 76 |
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| 77 | @staticmethod
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| 78 | def _decodeDuration(value):
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| 79 | """Decode the given value as a duration.
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| 80 |
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| 81 | A number of seconds will be returned."""
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| 82 | t = datetime.datetime.strptime(value, "%H:%M:%S")
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| 83 | return (t.hour*60 + t.minute) * 60 + t.second
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| 84 |
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| 85 | def __init__(self, value):
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| 86 | """Construct the scheduled flight object from the given JSON value."""
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| 87 | super(ScheduledFlight, self).__init__(value,
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| 88 | ScheduledFlight._instructions)
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| 89 | self.aircraftType = self.typeCode
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| 90 | del self.typeCode
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| 91 |
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| 92 | def __repr__(self):
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| 93 | return "ScheduledFlight<%d, %d, %s, %s (%s) - %s (%s) -> %d, %d>" % \
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| 94 | (self.id, self.pairID, BookedFlight.TYPE2TYPECODE[self.aircraftType],
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| 95 | self.departureICAO, str(self.departureTime),
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| 96 | self.arrivalICAO, str(self.arrivalTime),
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| 97 | self.duration, self.spec)
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| 98 |
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| 99 | #---------------------------------------------------------------------------------------
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| 100 |
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| 101 | class ScheduledFlightPair(object):
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| 102 | """A pair of scheduled flights.
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| 103 |
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| 104 | Occasionally, one of the flights may be missing."""
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| 105 | @staticmethod
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| 106 | def scheduledFlights2Pairs(scheduledFlights):
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| 107 | """Convert the given list of scheduled flights into a list of flight
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| 108 | pairs."""
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| 109 | flights = {}
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| 110 | for flight in scheduledFlights:
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| 111 | flights[flight.id] = flight
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| 112 |
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| 113 | flightPairs = []
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| 114 |
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| 115 | while flights:
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| 116 | (id, flight) = flights.popitem()
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| 117 | pairID = flight.pairID
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| 118 | if pairID in flights:
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| 119 | pairFlight = flights[pairID]
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| 120 | if flight.departureICAO=="LHBP" or \
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| 121 | (pairFlight.departureICAO!="LHBP" and id<pairID):
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| 122 | flightPairs.append(ScheduledFlightPair(flight, pairFlight))
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| 123 | else:
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| 124 | flightPairs.append(ScheduledFlightPair(pairFlight, flight))
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| 125 | del flights[pairID]
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| 126 | else:
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| 127 | flightPairs.append(ScheduledFlightPair(flight))
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| 128 |
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| 129 | return flightPairs
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| 130 |
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| 131 | def __init__(self, flight0, flight1 = None):
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| 132 | """Construct the pair with the given flights."""
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| 133 | self.flight0 = flight0
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| 134 | self.flight1 = flight1
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| 135 |
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| 136 | #---------------------------------------------------------------------------------------
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| 137 |
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[745] | 138 | class BookedFlight(RPCObject):
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| 139 | """A booked flight."""
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| 140 | # FIXME: copied from web.BookedFlight
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| 141 | TYPECODE2TYPE = { "736" : const.AIRCRAFT_B736,
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| 142 | "73G" : const.AIRCRAFT_B737,
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| 143 | "738" : const.AIRCRAFT_B738,
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| 144 | "73H" : const.AIRCRAFT_B738C,
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[790] | 145 | "732" : const.AIRCRAFT_B732,
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[745] | 146 | "733" : const.AIRCRAFT_B733,
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| 147 | "734" : const.AIRCRAFT_B734,
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| 148 | "735" : const.AIRCRAFT_B735,
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| 149 | "DH4" : const.AIRCRAFT_DH8D,
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| 150 | "762" : const.AIRCRAFT_B762,
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| 151 | "763" : const.AIRCRAFT_B763,
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| 152 | "CR2" : const.AIRCRAFT_CRJ2,
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| 153 | "F70" : const.AIRCRAFT_F70,
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| 154 | "LI2" : const.AIRCRAFT_DC3,
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| 155 | "TU3" : const.AIRCRAFT_T134,
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| 156 | "TU5" : const.AIRCRAFT_T154,
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| 157 | "YK4" : const.AIRCRAFT_YK40,
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| 158 | "146" : const.AIRCRAFT_B462 }
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| 159 |
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| 160 | # FIXME: copied from web.BookedFlight
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[858] | 161 | TYPE2TYPECODE = { const.AIRCRAFT_B736 : "736",
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| 162 | const.AIRCRAFT_B737 : "73G",
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| 163 | const.AIRCRAFT_B738 : "738",
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| 164 | const.AIRCRAFT_B738C : "73H",
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| 165 | const.AIRCRAFT_B732 : "732",
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| 166 | const.AIRCRAFT_B733 : "733",
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| 167 | const.AIRCRAFT_B734 : "734",
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| 168 | const.AIRCRAFT_B735 : "735",
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| 169 | const.AIRCRAFT_DH8D : "DH4",
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| 170 | const.AIRCRAFT_B762 : "762",
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| 171 | const.AIRCRAFT_B763 : "763",
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| 172 | const.AIRCRAFT_CRJ2 : "CR2",
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| 173 | const.AIRCRAFT_F70 : "F70",
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| 174 | const.AIRCRAFT_DC3 : "LI2",
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| 175 | const.AIRCRAFT_T134 : "TU3",
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| 176 | const.AIRCRAFT_T154 : "TU5",
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| 177 | const.AIRCRAFT_YK40 : "YK4",
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| 178 | const.AIRCRAFT_B462 : "146" }
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| 179 |
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| 180 | # FIXME: copied from web.BookedFlight
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[745] | 181 | @staticmethod
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| 182 | def _decodeAircraftType(typeCode):
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| 183 | """Decode the aircraft type from the given typeCode."""
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| 184 | if typeCode in BookedFlight.TYPECODE2TYPE:
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| 185 | return BookedFlight.TYPECODE2TYPE[typeCode]
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| 186 | else:
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| 187 | raise Exception("Invalid aircraft type code: '" + typeCode + "'")
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| 188 |
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[809] | 189 | @staticmethod
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| 190 | def _decodeStatus(status):
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| 191 | """Decode the status from the status string."""
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| 192 | if status=="booked":
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| 193 | return BookedFlight.STATUS_BOOKED
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| 194 | elif status=="reported":
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| 195 | return BookedFlight.STATUS_REPORTED
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| 196 | elif status=="accepted":
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| 197 | return BookedFlight.STATUS_ACCEPTED
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| 198 | elif status=="rejected":
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| 199 | return BookedFlight.STATUS_REJECTED
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| 200 | else:
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| 201 | raise Exception("Invalid flight status code: '" + status + "'")
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| 202 |
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[745] | 203 | # FIXME: copied from web.BookedFlight
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| 204 | @staticmethod
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| 205 | def getDateTime(date, time):
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| 206 | """Get a datetime object from the given textual date and time."""
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| 207 | return datetime.datetime.strptime(date + " " + time,
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| 208 | "%Y-%m-%d %H:%M:%S")
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| 209 |
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[809] | 210 | # FIXME: copied from web.BookedFlight
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| 211 | STATUS_BOOKED = 1
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| 212 |
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| 213 | # FIXME: copied from web.BookedFlight
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| 214 | STATUS_REPORTED = 2
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| 215 |
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| 216 | # FIXME: copied from web.BookedFlight
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| 217 | STATUS_ACCEPTED = 3
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| 218 |
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| 219 | # FIXME: copied from web.BookedFlight
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| 220 | STATUS_REJECTED = 4
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| 221 |
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[745] | 222 | # The instructions for the construction
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| 223 | _instructions = {
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| 224 | "numPassengers" : int,
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| 225 | "numCrew" : int,
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| 226 | "bagWeight" : int,
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| 227 | "cargoWeight" : int,
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| 228 | "mailWeight" : int,
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[809] | 229 | "aircraftType" : lambda value: BookedFlight._decodeAircraftType(value),
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| 230 | "status" : lambda value: BookedFlight._decodeStatus(value)
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[745] | 231 | }
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| 232 |
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| 233 | def __init__(self, value):
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| 234 | """Construct the booked flight object from the given RPC result
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| 235 | value."""
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[820] | 236 | self.status = BookedFlight.STATUS_BOOKED
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[745] | 237 | super(BookedFlight, self).__init__(value, BookedFlight._instructions)
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| 238 | self.departureTime = \
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| 239 | BookedFlight.getDateTime(self.date, self.departureTime)
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| 240 | self.arrivalTime = \
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| 241 | BookedFlight.getDateTime(self.date, self.arrivalTime)
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| 242 | if self.arrivalTime<self.departureTime:
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| 243 | self.arrivalTime += datetime.timedelta(days = 1)
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| 244 |
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| 245 | #---------------------------------------------------------------------------------------
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| 246 |
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[854] | 247 | class AcceptedFlight(RPCObject):
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| 248 | """A flight that has been already accepted."""
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| 249 | # The instructions for the construction
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| 250 | @staticmethod
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| 251 | def parseTimestamp(s):
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| 252 | """Parse the given RPC timestamp."""
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| 253 | dt = datetime.datetime.strptime(s, "%Y-%m-%d %H:%M:%S")
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| 254 | return calendar.timegm(dt.utctimetuple())
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| 255 |
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| 256 | _instructions = {
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| 257 | "bookedFlight" : lambda value: BookedFlight(value),
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| 258 | "numPassengers" : int,
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| 259 | "fuelUsed" : int,
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| 260 | "rating" : lambda value: float(value) if value else 0.0
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| 261 | }
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| 262 |
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| 263 | def __init__(self, value):
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| 264 | """Construct the booked flight object from the given RPC result
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| 265 | value."""
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| 266 | super(AcceptedFlight, self).__init__(value, AcceptedFlight._instructions)
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| 267 | self.flightTimeStart = \
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| 268 | AcceptedFlight.parseTimestamp(self.flightDate + " " +
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| 269 | self.flightTimeStart)
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| 270 | self.flightTimeEnd = \
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| 271 | AcceptedFlight.parseTimestamp(self.flightDate + " " +
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| 272 | self.flightTimeEnd)
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| 273 | if self.flightTimeEnd<self.flightTimeStart:
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| 274 | self.flightTimeEnd += 24*60*60
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| 275 |
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| 276 | #---------------------------------------------------------------------------------------
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| 277 |
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[745] | 278 | class Plane(rpccommon.Plane, RPCObject):
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| 279 | """An airplane in the fleet."""
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| 280 | _instructions = {
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| 281 | "status" : lambda value: rpccommon.Plane.str2status(value),
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| 282 | "gateNumber" : lambda value: value if value else None
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| 283 | }
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| 284 |
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| 285 | def __init__(self, value):
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| 286 | """Construct the plane."""
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| 287 | RPCObject.__init__(self, value, instructions = Plane._instructions)
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| 288 |
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| 289 | #---------------------------------------------------------------------------------------
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| 290 |
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| 291 | class Fleet(rpccommon.Fleet):
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| 292 | """The fleet."""
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| 293 | def __init__(self, value):
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| 294 | """Construct the fleet."""
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| 295 | super(Fleet, self).__init__()
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| 296 | for planeValue in value:
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| 297 | self._addPlane(Plane(planeValue))
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| 298 |
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| 299 | #---------------------------------------------------------------------------------------
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| 300 |
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[756] | 301 | class Registration(object):
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| 302 | """Data for registration."""
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[759] | 303 | def __init__(self, surName, firstName, nameOrder,
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| 304 | yearOfBirth, emailAddress, emailAddressPublic,
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[756] | 305 | vatsimID, ivaoID, phoneNumber, nationality, password):
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| 306 | """Construct the registration data."""
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[759] | 307 | self.surName = surName
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| 308 | self.firstName = firstName
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| 309 | self.nameOrder = nameOrder
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[756] | 310 | self.yearOfBirth = yearOfBirth
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| 311 | self.emailAddress = emailAddress
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| 312 | self.emailAddressPublic = 1 if emailAddressPublic is True else \
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| 313 | 0 if emailAddressPublic is False else emailAddressPublic
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| 314 | self.vatsimID = "" if vatsimID is None else vatsimID
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| 315 | self.ivaoID = "" if ivaoID is None else ivaoID
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| 316 | self.phoneNumber = phoneNumber
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| 317 | self.nationality = nationality
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| 318 | self.password = password
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| 319 |
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| 320 | #---------------------------------------------------------------------------------------
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| 321 |
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[745] | 322 | class RPCException(Exception):
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| 323 | """An exception thrown by RPC operations."""
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| 324 | def __init__(self, result, message = None):
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| 325 | """Construct the exception."""
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| 326 | self._result = result
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| 327 | if message is None:
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| 328 | message = "RPC call failed with result code: %d" % (result,)
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| 329 | super(RPCException, self).__init__(message)
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| 330 |
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| 331 | @property
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| 332 | def result(self):
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| 333 | """Get the result code."""
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| 334 | return self._result
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| 335 |
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| 336 | #---------------------------------------------------------------------------------------
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| 337 |
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| 338 | class Client(object):
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| 339 | """The RPC client interface."""
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[820] | 340 | # The client protocol version
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| 341 | VERSION = 2
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| 342 |
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[745] | 343 | # Result code: OK
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| 344 | RESULT_OK = 0
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| 345 |
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| 346 | # Result code: the login has failed
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| 347 | RESULT_LOGIN_FAILED = 1
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| 348 |
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| 349 | # Result code: the given session ID is unknown (it might have expired).
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| 350 | RESULT_SESSION_INVALID = 2
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| 351 |
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| 352 | # Result code: some database error
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| 353 | RESULT_DATABASE_ERROR = 3
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| 354 |
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[756] | 355 | # Result code: invalid data
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| 356 | RESULT_INVALID_DATA = 4
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| 357 |
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[745] | 358 | # Result code: the flight does not exist
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| 359 | RESULT_FLIGHT_NOT_EXISTS = 101
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| 360 |
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| 361 | # Result code: the flight has already been reported.
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| 362 | RESULT_FLIGHT_ALREADY_REPORTED = 102
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| 363 |
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[756] | 364 | # Result code: a user with the given e-mail address already exists
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| 365 | RESULT_EMAIL_ALREADY_REGISTERED = 103
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| 366 |
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[745] | 367 | def __init__(self, getCredentialsFn):
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| 368 | """Construct the client."""
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| 369 | self._getCredentialsFn = getCredentialsFn
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| 370 |
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| 371 | self._server = jsonrpclib.Server(MAVA_BASE_URL + "/jsonrpc.php")
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| 372 |
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| 373 | self._userName = None
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| 374 | self._passwordHash = None
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| 375 | self._sessionID = None
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| 376 | self._loginCount = 0
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| 377 |
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| 378 | @property
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| 379 | def valid(self):
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| 380 | """Determine if the client is valid, i.e. there is a session ID
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| 381 | stored."""
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| 382 | return self._sessionID is not None
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| 383 |
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| 384 | def setCredentials(self, userName, password):
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| 385 | """Set the credentials for future logins."""
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| 386 |
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| 387 | self._userName = userName
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| 388 |
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| 389 | md5 = hashlib.md5()
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| 390 | md5.update(password)
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| 391 | self._passwordHash = md5.hexdigest()
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| 392 |
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| 393 | self._sessionID = None
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| 394 |
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[756] | 395 | def register(self, registrationData):
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| 396 | """Register with the given data.
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| 397 |
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| 398 | Returns a tuple of:
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| 399 | - the error code,
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| 400 | - the PID if there is no error."""
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| 401 | reply = Reply(self._server.register(registrationData))
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| 402 |
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| 403 | return (reply.result,
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| 404 | reply.value["pid"] if reply.result==Client.RESULT_OK else None)
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| 405 |
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[745] | 406 | def login(self):
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| 407 | """Login using the given previously set credentials.
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| 408 |
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| 409 | The session ID is stored in the object and used for later calls.
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| 410 |
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[756] | 411 | Returns the name of the pilot on success, or None on error."""
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[745] | 412 | self._sessionID = None
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| 413 |
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[820] | 414 | reply = Reply(self._server.login(self._userName, self._passwordHash,
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| 415 | Client.VERSION))
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[745] | 416 | if reply.result == Client.RESULT_OK:
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| 417 | self._loginCount += 1
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| 418 | self._sessionID = reply.value["sessionID"]
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[858] | 419 |
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| 420 | types = [BookedFlight.TYPECODE2TYPE[typeCode]
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| 421 | for typeCode in reply.value["typeCodes"]]
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| 422 |
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| 423 | return (reply.value["name"], reply.value["rank"], types)
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[745] | 424 | else:
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| 425 | return None
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| 426 |
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| 427 | def getFlights(self):
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| 428 | """Get the flights available for performing."""
|
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[809] | 429 | bookedFlights = []
|
---|
| 430 | reportedFlights = []
|
---|
| 431 | rejectedFlights = []
|
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[745] | 432 |
|
---|
| 433 | value = self._performCall(lambda sessionID:
|
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| 434 | self._server.getFlights(sessionID))
|
---|
| 435 | for flightData in value:
|
---|
[809] | 436 | flight = BookedFlight(flightData)
|
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| 437 | if flight.status == BookedFlight.STATUS_BOOKED:
|
---|
| 438 | bookedFlights.append(flight)
|
---|
| 439 | elif flight.status == BookedFlight.STATUS_REPORTED:
|
---|
| 440 | reportedFlights.append(flight)
|
---|
| 441 | elif flight.status == BookedFlight.STATUS_REJECTED:
|
---|
| 442 | rejectedFlights.append(flight)
|
---|
[745] | 443 |
|
---|
[809] | 444 | for flights in [bookedFlights, reportedFlights, rejectedFlights]:
|
---|
| 445 | flights.sort(cmp = lambda flight1, flight2:
|
---|
| 446 | cmp(flight1.departureTime, flight2.departureTime))
|
---|
[745] | 447 |
|
---|
[809] | 448 | return (bookedFlights, reportedFlights, rejectedFlights)
|
---|
[745] | 449 |
|
---|
[854] | 450 | def getAcceptedFlights(self):
|
---|
| 451 | """Get the flights that are already accepted."""
|
---|
| 452 | value = self._performCall(lambda sessionID:
|
---|
| 453 | self._server.getAcceptedFlights(sessionID))
|
---|
| 454 | flights = []
|
---|
| 455 | for flight in value:
|
---|
| 456 | flights.append(AcceptedFlight(flight))
|
---|
| 457 | return flights
|
---|
| 458 |
|
---|
[761] | 459 | def getEntryExamStatus(self):
|
---|
| 460 | """Get the status of the exams needed for joining MAVA."""
|
---|
| 461 | value = self._performCall(lambda sessionID:
|
---|
| 462 | self._server.getEntryExamStatus(sessionID))
|
---|
[764] | 463 | return (value["entryExamPassed"], value["entryExamLink"],
|
---|
[769] | 464 | value["checkFlightStatus"], value["madeFO"])
|
---|
[761] | 465 |
|
---|
[745] | 466 | def getFleet(self):
|
---|
| 467 | """Query and return the fleet."""
|
---|
| 468 | value = self._performCall(lambda sessionID:
|
---|
| 469 | self._server.getFleet(sessionID))
|
---|
| 470 |
|
---|
| 471 | return Fleet(value)
|
---|
| 472 |
|
---|
| 473 | def updatePlane(self, tailNumber, status, gateNumber):
|
---|
| 474 | """Update the state and position of the plane with the given tail
|
---|
| 475 | number."""
|
---|
| 476 | status = rpccommon.Plane.status2str(status)
|
---|
| 477 | self._performCall(lambda sessionID:
|
---|
| 478 | self._server.updatePlane(sessionID, tailNumber,
|
---|
| 479 | status, gateNumber))
|
---|
| 480 |
|
---|
[853] | 481 | def addPIREP(self, flightID, pirep, update = False):
|
---|
[745] | 482 | """Add the PIREP for the given flight."""
|
---|
| 483 | (result, _value) = \
|
---|
| 484 | self._performCall(lambda sessionID:
|
---|
[853] | 485 | self._server.addPIREP(sessionID, flightID, pirep,
|
---|
| 486 | update),
|
---|
[745] | 487 | acceptResults = [Client.RESULT_FLIGHT_ALREADY_REPORTED,
|
---|
| 488 | Client.RESULT_FLIGHT_NOT_EXISTS])
|
---|
| 489 | return result
|
---|
| 490 |
|
---|
| 491 | def updateOnlineACARS(self, acars):
|
---|
| 492 | """Update the online ACARS from the given data."""
|
---|
| 493 | self._performCall(lambda sessionID:
|
---|
| 494 | self._server.updateOnlineACARS(sessionID, acars))
|
---|
| 495 |
|
---|
[769] | 496 | def setCheckFlightPassed(self, type):
|
---|
| 497 | """Mark the check flight of the user passed with the given type."""
|
---|
| 498 | self._performCall(lambda sessionID:
|
---|
| 499 | self._server.setCheckFlightPassed(sessionID, type))
|
---|
| 500 |
|
---|
[829] | 501 | def getPIREP(self, flightID):
|
---|
| 502 | """Get the PIREP data for the flight with the given ID."""
|
---|
| 503 | value = self._performCall(lambda sessionID:
|
---|
| 504 | self._server.getPIREP(sessionID, flightID))
|
---|
| 505 | return value
|
---|
| 506 |
|
---|
[821] | 507 | def reflyFlights(self, flightIDs):
|
---|
| 508 | """Mark the flights with the given IDs for reflying."""
|
---|
| 509 | self._performCall(lambda sessionID:
|
---|
| 510 | self._server.reflyFlights(sessionID, flightIDs))
|
---|
| 511 |
|
---|
[824] | 512 | def deleteFlights(self, flightIDs):
|
---|
| 513 | """Delete the flights with the given IDs."""
|
---|
| 514 | self._performCall(lambda sessionID:
|
---|
| 515 | self._server.deleteFlights(sessionID, flightIDs))
|
---|
| 516 |
|
---|
[858] | 517 | def getTimetable(self, date, types = None):
|
---|
| 518 | """Get the time table for the given date restricted to the given list
|
---|
| 519 | of type codes, if any."""
|
---|
| 520 | typeCodes = None if types is None else \
|
---|
| 521 | [BookedFlight.TYPE2TYPECODE[type] for type in types]
|
---|
| 522 |
|
---|
| 523 | values = self._performCall(lambda sessionID:
|
---|
| 524 | self._server.getTimetable(sessionID,
|
---|
| 525 | date.strftime("%Y-%m-%d"),
|
---|
| 526 | date.weekday() + 1,
|
---|
| 527 | typeCodes))
|
---|
| 528 | return ScheduledFlightPair.scheduledFlights2Pairs([ScheduledFlight(value)
|
---|
| 529 | for value in values])
|
---|
| 530 |
|
---|
[745] | 531 | def _performCall(self, callFn, acceptResults = []):
|
---|
| 532 | """Perform a call using the given call function.
|
---|
| 533 |
|
---|
| 534 | acceptResults should be a list of result codes that should be accepted
|
---|
| 535 | besides RESULT_OK. If this list is not empty, the returned value is a
|
---|
| 536 | tuple of the result code and the corresponding value. Otherwise only
|
---|
| 537 | RESULT_OK is accepted, and the value is returned.
|
---|
| 538 |
|
---|
| 539 | All other error codes are converted to exceptions."""
|
---|
| 540 | numAttempts = 0
|
---|
| 541 | while True:
|
---|
| 542 | reply = Reply(callFn(self._ensureSession()))
|
---|
| 543 | numAttempts += 1
|
---|
| 544 | result = reply.result
|
---|
| 545 | if result==Client.RESULT_SESSION_INVALID:
|
---|
| 546 | self._sessionID = None
|
---|
| 547 | if numAttempts==3:
|
---|
| 548 | raise RPCException(result)
|
---|
| 549 | elif result!=Client.RESULT_OK and result not in acceptResults:
|
---|
| 550 | raise RPCException(result)
|
---|
| 551 | elif acceptResults:
|
---|
| 552 | return (result, reply.value)
|
---|
| 553 | else:
|
---|
| 554 | return reply.value
|
---|
| 555 |
|
---|
| 556 | def _ensureSession(self):
|
---|
| 557 | """Ensure that there is a valid session ID."""
|
---|
| 558 | while self._sessionID is None:
|
---|
| 559 | if self._userName is not None and self._passwordHash is not None:
|
---|
| 560 | if not self.login():
|
---|
| 561 | self._userName = self._passwordHash = None
|
---|
| 562 |
|
---|
| 563 | if self._userName is None or self._passwordHash is None:
|
---|
| 564 | (self._userName, password) = self._getCredentialsFn()
|
---|
| 565 | if self._userName is None:
|
---|
| 566 | raise RPCException(Client.RESULT_LOGIN_FAILED)
|
---|
| 567 |
|
---|
| 568 | md5 = hashlib.md5()
|
---|
| 569 | md5.update(password)
|
---|
| 570 | self._passwordHash = md5.hexdigest()
|
---|
| 571 |
|
---|
| 572 | return self._sessionID
|
---|
| 573 |
|
---|
| 574 | #---------------------------------------------------------------------------------------
|
---|