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mirror of https://github.com/EDCD/EDMarketConnector.git synced 2025-04-14 08:17:13 +03:00
2016-07-18 20:08:47 +01:00

63 lines
2.3 KiB
Python
Executable File

#!/usr/bin/python
#
# eddb.io station database
#
import cPickle
import os
from os.path import dirname, join, normpath
import sys
from sys import platform
from config import config
class EDDB:
HAS_MARKET = 1
HAS_OUTFITTING = 2
HAS_SHIPYARD = 4
def __init__(self):
self.system_ids = cPickle.load(open(join(config.respath, 'systems.p'), 'rb'))
self.station_ids = cPickle.load(open(join(config.respath, 'stations.p'), 'rb'))
# system_name -> system_id or 0
def system(self, system_name):
return self.system_ids.get(system_name, 0) # return 0 on failure (0 is not a valid id)
# (system_name, station_name) -> (station_id, has_market, has_outfitting, has_shipyard)
def station(self, system_name, station_name):
(station_id, flags) = self.station_ids.get((self.system_ids.get(system_name), station_name), (0,0))
return (station_id, bool(flags & EDDB.HAS_MARKET), bool(flags & EDDB.HAS_OUTFITTING), bool(flags & EDDB.HAS_SHIPYARD))
#
# build databases from files systems_populated.json and stations.json from http://eddb.io/api
#
if __name__ == "__main__":
import json
# system_name by system_id
systems = dict([(x['id'], str(x['name'])) for x in json.load(open('systems_populated.json'))])
stations = json.load(open('stations.json'))
# check that all populated systems have known coordinates
coords = dict([(x['id'], x['x'] or x['y'] or x['z']) for x in json.load(open('systems_populated.json'))])
for x in stations:
assert x['system_id'] == 17072 or coords[x['system_id']], (x['system_id'], systems[x['system_id']])
# system_id by system_name - populated systems only
system_ids = dict([(systems[x['system_id']], x['system_id']) for x in stations])
cPickle.dump(system_ids, open('systems.p', 'wb'), protocol = cPickle.HIGHEST_PROTOCOL)
# station_id by (system_id, station_name)
station_ids = dict([(
(x['system_id'], str(x['name'])),
(x['id'],
(EDDB.HAS_MARKET if x['has_market'] else 0) |
(EDDB.HAS_OUTFITTING if x['has_outfitting'] else 0) |
(EDDB.HAS_SHIPYARD if x['has_shipyard'] else 0)))
for x in stations])
cPickle.dump(station_ids, open('stations.p', 'wb'), protocol = cPickle.HIGHEST_PROTOCOL)