1 |
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2 | from .util import utf2unicode
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3 | from .flight import Flight
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4 |
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5 | from . import const
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6 | import pickle as pickle
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7 | import calendar
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8 | import datetime
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9 | import time
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10 |
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11 | #------------------------------------------------------------------------------
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12 |
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13 | ## @package mlx.pirep
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14 | #
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15 | # The PIREP module.
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16 | #
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17 | # This module defines only one class, \ref PIREP. It is used to extract and
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18 | # store the information needed for a PIREP. The saved PIREPs are pickled
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19 | # instances of this class.
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20 |
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21 | #------------------------------------------------------------------------------
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22 |
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23 | class PIREP(object):
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24 | """A pilot's report of a flight."""
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25 | class Message(object):
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26 | """A message belonging to the PIREP."""
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27 | @staticmethod
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28 | def fromMessageData(messageData):
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29 | """Construct a message from a JSON message data."""
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30 | message = messageData["message"]
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31 | senderPID = messageData["senderPID"]
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32 | senderName = messageData["senderName"]
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33 |
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34 | return PIREP.Message(message, senderPID, senderName)
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35 |
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36 | def __init__(self, message, senderPID, senderName):
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37 | """Construct the message object."""
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38 | self.message = message
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39 | self.senderPID = senderPID
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40 | self.senderName = senderName
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41 |
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42 | _flightTypes = { const.FLIGHTTYPE_SCHEDULED : "SCHEDULED",
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43 | const.FLIGHTTYPE_OLDTIMER : "OT",
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44 | const.FLIGHTTYPE_VIP : "VIP",
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45 | const.FLIGHTTYPE_CHARTER : "CHARTER" }
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46 |
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47 | @staticmethod
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48 | def _formatLine(timeStr, line):
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49 | """Format the given time string and line as needed for the ACARS and
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50 | some other things."""
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51 | return "[" + timeStr + "]-[" + line + "]"
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52 |
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53 | @staticmethod
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54 | def formatTimestampForRPC(t):
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55 | """Format the given timestamp for RPC."""
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56 | return time.strftime("%Y-%m-%d %H:%M:%S", time.gmtime(t))
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57 |
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58 | @staticmethod
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59 | def parseTimestampFromRPC(s):
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60 | """Format the given timestamp for RPC."""
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61 | dt = datetime.datetime.strptime(s, "%Y-%m-%d %H:%M:%S")
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62 | return calendar.timegm(dt.utctimetuple())
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63 |
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64 | @staticmethod
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65 | def decodeFlightTypeText(s):
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66 | """Decode the given flight type text."""
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67 | for (flighType, text) in PIREP._flightTypes.items():
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68 | if s==text:
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69 | return flighType
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70 | return const.FLIGHTTYPE_SCHEDULED
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71 |
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72 | @staticmethod
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73 | def parseLogFromRPC(log):
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74 | """Parse the given log coming from the RPC."""
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75 | index = 0
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76 | entries = []
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77 |
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78 | inTimeStr = False
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79 | inEntry = False
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80 |
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81 | timestr = ""
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82 | entry = ""
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83 |
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84 | while index<len(log):
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85 | c = log[index]
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86 | index += 1
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87 |
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88 | if c==']':
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89 | if inEntry:
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90 | entries.append((timestr, entry))
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91 | timestr = ""
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92 | entry = ""
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93 |
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94 | inTimeStr = False
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95 | inEntry = False
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96 | elif not inTimeStr and not inEntry:
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97 | if c=='[':
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98 | if timestr:
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99 | inEntry = True
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100 | else:
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101 | inTimeStr = True
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102 | elif inTimeStr:
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103 | timestr += c
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104 | elif inEntry:
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105 | entry += c
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106 |
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107 | return entries
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108 |
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109 | @staticmethod
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110 | def load(path):
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111 | """Load a PIREP from the given path.
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112 |
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113 | Returns the PIREP object, or None on error."""
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114 | try:
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115 | with open(path, "rb") as f:
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116 | pirep = pickle.load(f)
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117 | if "numCrew" not in dir(pirep):
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118 | pirep.numCrew = pirep.bookedFlight.numCrew
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119 | if "numPassengers" not in dir(pirep):
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120 | pirep.numPassengers = pirep.bookedFlight.numPassengers
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121 | if "bagWeight" not in dir(pirep):
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122 | pirep.bagWeight = pirep.bookedFlight.bagWeight
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123 | if "mailWeight" not in dir(pirep):
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124 | pirep.mailWeight = pirep.bookedFlight.mailWeight
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125 | return pirep
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126 | except Exception as e:
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127 | print("Failed loading PIREP from %s: %s" % (path,
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128 | utf2unicode(str(e))))
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129 | return None
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130 |
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131 | def __init__(self, flight):
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132 | """Initialize the PIREP from the given flight."""
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133 | if flight is None:
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134 | return
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135 |
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136 | self.bookedFlight = flight.bookedFlight
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137 |
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138 | self.numCrew = flight.numCrew
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139 | self.numPassengers = flight.numPassengers
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140 | self.bagWeight = flight.bagWeight
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141 | self.cargoWeight = flight.cargoWeight
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142 | self.mailWeight = flight.mailWeight
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143 |
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144 | self.filedCruiseAltitude = flight.filedCruiseAltitude
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145 | self.cruiseAltitude = flight.cruiseAltitude
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146 | self.route = flight.route
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147 |
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148 | self.departureMETAR = flight.departureMETAR.upper()
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149 | self.arrivalMETAR = flight.arrivalMETAR.upper()
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150 |
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151 | self.departureRunway = flight.departureRunway.upper()
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152 | self.sid = flight.sid.upper()
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153 |
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154 | self.star = flight.star
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155 | self.transition = flight.transition
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156 | self.approachType = flight.approachType.upper()
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157 | self.arrivalRunway = flight.arrivalRunway.upper()
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158 |
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159 | self.flightType = flight.flightType
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160 | self.online = flight.online
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161 |
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162 | self.comments = flight.comments
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163 | self.flightDefects = flight.flightDefects
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164 | self.delayCodes = flight.delayCodes
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165 |
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166 | self.blockTimeStart = flight.blockTimeStart
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167 | self.flightTimeStart = flight.flightTimeStart
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168 | self.flightTimeEnd = flight.flightTimeEnd
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169 | self.blockTimeEnd = flight.blockTimeEnd
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170 | self.flownDistance = flight.flownDistance
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171 | self.fuelUsed = flight.startFuel - flight.endFuel
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172 |
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173 | logger = flight.logger
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174 | self.rating = logger.getRating()
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175 | self.logLines = logger.lines
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176 | self.faultLineIndexes = logger.faultLineIndexes
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177 |
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178 | self.messages = []
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179 |
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180 | def setupFromPIREPData(self, pirepData, bookedFlight):
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181 |
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182 | self.bookedFlight = bookedFlight
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183 |
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184 | self.numCrew = int(pirepData["numCrew"])
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185 | self.numPassengers = int(pirepData["numPassengers"])
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186 | self.bagWeight = int(pirepData["bagWeight"])
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187 | self.cargoWeight = int(pirepData["cargoWeight"])
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188 | self.mailWeight = int(pirepData["mailWeight"])
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189 |
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190 | filedCruiseLevel = pirepData["filedCruiseLevel"].strip()
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191 | if filedCruiseLevel:
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192 | if filedCruiseLevel.startswith("FL"):
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193 | filedCruiseLevel = filedCruiseLevel[2:]
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194 | if filedCruiseLevel:
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195 | self.filedCruiseAltitude = int(filedCruiseLevel)*100
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196 | else:
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197 | self.filedCruiseAltitude = 10000;
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198 |
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199 | cruiseLevel = pirepData["cruiseLevel"].strip()
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200 | if cruiseLevel:
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201 | if cruiseLevel.startswith("FL"):
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202 | cruiseLevel = cruiseLevel[2:]
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203 | if cruiseLevel:
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204 | self.cruiseAltitude = int(cruiseLevel[2:])*100
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205 | else:
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206 | self.cruiseAltitude = self.filedCruiseAltitude
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207 | self.route = pirepData["route"]
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208 |
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209 | self.departureMETAR = pirepData["departureMETAR"]
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210 | self.arrivalMETAR = pirepData["arrivalMETAR"]
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211 |
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212 | self.departureRunway = pirepData["departureRunway"]
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213 | self.sid = pirepData["sid"]
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214 |
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215 | star = pirepData["star"].split(",")
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216 | self.star = star[0]
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217 | self.star.strip()
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218 |
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219 | if len(star)>1:
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220 | self.transition = star[1]
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221 | self.transition.strip()
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222 | else:
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223 | self.transition = ""
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224 | self.approachType = pirepData["approachType"]
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225 | self.arrivalRunway = pirepData["arrivalRunway"]
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226 |
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227 | self.flightType = PIREP.decodeFlightTypeText(pirepData["flightType"])
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228 | self.online = int(pirepData["online"])!=0
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229 |
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230 | self.comments = pirepData["comments"]
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231 | self.flightDefects = pirepData["flightDefects"]
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232 | self.delayCodes = pirepData["timeComment"]
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233 | if self.delayCodes=="UTC":
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234 | self.delayCodes = []
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235 | else:
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236 | self.delayCodes = self.delayCodes.split(", ")
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237 |
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238 | flightDate = pirepData["flightDate"] + " "
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239 |
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240 | self.blockTimeStart = \
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241 | PIREP.parseTimestampFromRPC(flightDate + pirepData["blockTimeStart"])
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242 | self.flightTimeStart = \
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243 | PIREP.parseTimestampFromRPC(flightDate + pirepData["flightTimeStart"])
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244 | self.flightTimeEnd = \
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245 | PIREP.parseTimestampFromRPC(flightDate + pirepData["flightTimeEnd"])
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246 | self.blockTimeEnd = \
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247 | PIREP.parseTimestampFromRPC(flightDate + pirepData["blockTimeEnd"])
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248 | self.flownDistance = float(pirepData["flownDistance"])
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249 | self.fuelUsed = float(pirepData["fuelUsed"])
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250 |
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251 | # logger = flight.logger
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252 | self.rating = float(pirepData["rating"])
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253 |
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254 | log = pirepData["log"]
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255 |
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256 | self.logLines = PIREP.parseLogFromRPC(log)[1:]
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257 | if self.logLines and \
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258 | (self.logLines[0][0]=="LOGGER NG LOG" or
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259 | self.logLines[0][0]=="MAVA LOGGER X"):
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260 | self.logLines = self.logLines[1:]
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261 | numLogLines = len(self.logLines)
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262 |
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263 | lastFaultLineIndex = 0
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264 | self.faultLineIndexes = []
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265 | for ratingText in pirepData["ratingText"].splitlines()[:-1]:
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266 | faultLines = PIREP.parseLogFromRPC(ratingText)
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267 | for (timeStr, entry) in faultLines:
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268 | for i in range(lastFaultLineIndex, numLogLines-1):
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269 | if timeStr>=self.logLines[i][0] and \
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270 | timeStr<self.logLines[i+1][0]:
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271 | self.logLines = self.logLines[:i+1] + \
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272 | [(timeStr, entry)] + self.logLines[i+1:]
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273 | self.faultLineIndexes.append(i+1)
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274 | lastFaultLineIndex = i+1
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275 | numLogLines += 1
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276 | break
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277 |
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278 | self.messages = []
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279 | for messageData in pirepData["messages"]:
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280 | self.messages.append(PIREP.Message.fromMessageData(messageData))
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281 |
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282 | @property
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283 | def flightDateText(self):
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284 | """Get the text version of the booked flight's departure time."""
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285 | return self.bookedFlight.departureTime.strftime("%Y-%m-%d")
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286 |
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287 | @property
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288 | def flightTypeText(self):
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289 | """Get the text representation of the flight type."""
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290 | return PIREP._flightTypes[self.flightType]
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291 |
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292 | @property
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293 | def blockTimeStartText(self):
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294 | """Get the beginning of the block time in string format."""
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295 | return PIREP.formatTimestampForRPC(self.blockTimeStart)
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296 |
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297 | @property
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298 | def flightTimeStartText(self):
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299 | """Get the beginning of the flight time in string format."""
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300 | return PIREP.formatTimestampForRPC(self.flightTimeStart)
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301 |
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302 | @property
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303 | def flightTimeEndText(self):
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304 | """Get the end of the flight time in string format."""
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305 | return PIREP.formatTimestampForRPC(self.flightTimeEnd)
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306 |
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307 | @property
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308 | def blockTimeEndText(self):
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309 | """Get the end of the block time in string format."""
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310 | return PIREP.formatTimestampForRPC(self.blockTimeEnd)
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311 |
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312 | def getACARSText(self):
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313 | """Get the ACARS text.
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314 |
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315 | This is a specially formatted version of the log without the faults."""
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316 | text = "[MAVA LOGGER X LOG]-[%s]" % (const.VERSION,)
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317 | for index in range(0, len(self.logLines)):
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318 | if index not in self.faultLineIndexes:
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319 | (timeStr, line) = self.logLines[index]
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320 | if timeStr is not None:
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321 | text += PIREP._formatLine(timeStr, line)
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322 | return text
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323 |
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324 | def getRatingText(self):
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325 | """Get the rating text.
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326 |
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327 | This is a specially formatted version of the lines containing the
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328 | faults."""
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329 | text = ""
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330 | for index in self.faultLineIndexes:
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331 | (timeStr, line) = self.logLines[index]
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332 | if timeStr is not None:
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333 | text += PIREP._formatLine(timeStr, line)
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334 | text += "\n"
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335 |
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336 | text += "\n[Flight Rating: %.1f]" % (max(0.0, self.rating),)
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337 |
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338 | return text
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339 |
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340 | def getTimeComment(self):
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341 | """Get the time comment.
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342 |
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343 | This is basically a collection of the delay codes, if any."""
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344 | if not self.delayCodes:
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345 | return "UTC"
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346 | else:
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347 | s = ""
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348 | for code in self.delayCodes:
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349 | if s: s += ", "
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350 | s += code
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351 | return s
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352 |
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353 | def getSTAR(self):
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354 | """Get the STAR and/or the transition."""
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355 | star = self.star if self.star is not None else ""
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356 | if self.transition is not None:
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357 | if star: star += ", "
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358 | star += self.transition
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359 | return star.upper()
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360 |
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361 | def save(self, path):
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362 | """Save the PIREP to the given file.
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363 |
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364 | Returns whether the saving has succeeded."""
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365 | try:
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366 | with open(path, "wb") as f:
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367 | pickle.dump(self, f)
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368 | return None
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369 | except Exception as e:
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370 | error = utf2unicode(str(e))
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371 | print("Failed saving PIREP to %s: %s" % (path, error))
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372 | return error
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373 |
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374 | def _serialize(self):
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375 | """Serialize the PIREP for JSON-RPC."""
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376 | attrs = {}
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377 | attrs["log"] = self.getACARSText()
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378 | attrs["flightDate"] = self.flightDateText
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379 | attrs["callsign"] = self.bookedFlight.callsign
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380 | attrs["departureICAO"] = self.bookedFlight.departureICAO
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381 | attrs["arrivalICAO"] = self.bookedFlight.arrivalICAO
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382 | attrs["numPassengers"] = self.numPassengers
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383 | attrs["numCrew"] = self.numCrew
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384 | attrs["cargoWeight"] = self.cargoWeight
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385 | attrs["bagWeight"] = self.bagWeight
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386 | attrs["mailWeight"] = self.mailWeight
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387 | attrs["flightType"] = self.flightTypeText
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388 | attrs["online"] = 1 if self.online else 0
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389 | attrs["blockTimeStart"] = self.blockTimeStartText
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390 | attrs["blockTimeEnd"] = self.blockTimeEndText
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391 | attrs["flightTimeStart"] = self.flightTimeStartText
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392 | attrs["flightTimeEnd"] = self.flightTimeEndText
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393 | attrs["timeComment"] = self.getTimeComment()
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394 | attrs["fuelUsed"] = self.fuelUsed
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395 | attrs["departureRunway"] = self.departureRunway
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396 | attrs["arrivalRunway"] = self.arrivalRunway
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397 | attrs["departureMETAR"] = self.departureMETAR
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398 | attrs["arrivalMETAR"] = self.arrivalMETAR
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399 | attrs["filedCruiseLevel"] = self.filedCruiseAltitude / 100.0
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400 | attrs["cruiseLevel"] = self.cruiseAltitude / 100.0
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401 | attrs["sid"] = self.sid
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402 | attrs["route"] = self.route
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403 | attrs["star"] = self.star
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404 | attrs["approachType"] = self.approachType
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405 | attrs["comments"] = self.comments
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406 | attrs["flightDefects"] = self.flightDefects
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407 | attrs["ratingText"] = self.getRatingText()
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408 | attrs["rating"] = max(0.0, self.rating)
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409 | attrs["flownDistance"] = "%.2f" % (self.flownDistance,)
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410 | # FIXME: it should be stored in the PIREP when it is sent later
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411 | attrs["performDate"] = datetime.date.today().strftime("%Y-%m-%d")
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412 |
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413 | return ([], attrs)
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